[OpenBIOS] r58 - in openbios-devel: arch arch/sparc64 config/examples include include/sparc64
svn@openbios.org
svn at openbios.org
Sat Jun 10 03:37:55 CEST 2006
Author: stepan
Date: 2006-06-10 03:37:53 +0200 (Sat, 10 Jun 2006)
New Revision: 58
Added:
openbios-devel/arch/sparc64/
openbios-devel/arch/sparc64/asi.h
openbios-devel/arch/sparc64/boot.c
openbios-devel/arch/sparc64/boot.h
openbios-devel/arch/sparc64/build.xml
openbios-devel/arch/sparc64/builtin.c
openbios-devel/arch/sparc64/console.c
openbios-devel/arch/sparc64/const.h
openbios-devel/arch/sparc64/context.c
openbios-devel/arch/sparc64/context.h
openbios-devel/arch/sparc64/elfload.c
openbios-devel/arch/sparc64/entry.S
openbios-devel/arch/sparc64/forthload.c
openbios-devel/arch/sparc64/init.fs
openbios-devel/arch/sparc64/ldscript
openbios-devel/arch/sparc64/lib.c
openbios-devel/arch/sparc64/linux_load.c
openbios-devel/arch/sparc64/loadfs.c
openbios-devel/arch/sparc64/loadfs.h
openbios-devel/arch/sparc64/lsu.h
openbios-devel/arch/sparc64/multiboot.c
openbios-devel/arch/sparc64/multiboot.h
openbios-devel/arch/sparc64/openbios.c
openbios-devel/arch/sparc64/openbios.h
openbios-devel/arch/sparc64/openprom.h
openbios-devel/arch/sparc64/plainboot.c
openbios-devel/arch/sparc64/pstate.h
openbios-devel/arch/sparc64/spitfire.h
openbios-devel/arch/sparc64/switch.S
openbios-devel/arch/sparc64/sys_info.c
openbios-devel/arch/sparc64/tree.fs
openbios-devel/arch/sparc64/ttable.h
openbios-devel/arch/sparc64/vectors.S
openbios-devel/arch/sparc64/winfixup.S
openbios-devel/config/examples/cross-sparc64_config.xml
openbios-devel/config/examples/cross-sparc64_rules.xml
openbios-devel/config/examples/sparc64_config.xml
openbios-devel/config/examples/sparc64_rules.xml
openbios-devel/include/sparc64/
openbios-devel/include/sparc64/elf.h
openbios-devel/include/sparc64/io.h
openbios-devel/include/sparc64/types.h
Modified:
openbios-devel/arch/build.xml
Log:
initial sparc64 version
Modified: openbios-devel/arch/build.xml
===================================================================
--- openbios-devel/arch/build.xml 2006-06-10 01:31:30 UTC (rev 57)
+++ openbios-devel/arch/build.xml 2006-06-10 01:37:53 UTC (rev 58)
@@ -6,4 +6,5 @@
<include href="ia64/build.xml"/>
<include href="unix/build.xml"/>
<include href="sparc32/build.xml"/>
+ <include href="sparc64/build.xml"/>
</build>
Added: openbios-devel/arch/sparc64/asi.h
===================================================================
--- openbios-devel/arch/sparc64/asi.h (rev 0)
+++ openbios-devel/arch/sparc64/asi.h 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,145 @@
+/* $Id: asi.h,v 1.5 2001/03/29 11:47:47 davem Exp $ */
+#ifndef _SPARC64_ASI_H
+#define _SPARC64_ASI_H
+
+/* asi.h: Address Space Identifier values for the V9.
+ *
+ * Copyright (C) 1996 David S. Miller (davem at caip.rutgers.edu)
+ */
+
+/* V9 Architecture mandary ASIs. */
+#define ASI_N 0x04 /* Nucleus */
+#define ASI_NL 0x0c /* Nucleus, little endian */
+#define ASI_AIUP 0x10 /* Primary, user */
+#define ASI_AIUS 0x11 /* Secondary, user */
+#define ASI_AIUPL 0x18 /* Primary, user, little endian */
+#define ASI_AIUSL 0x19 /* Secondary, user, little endian */
+#define ASI_P 0x80 /* Primary, implicit */
+#define ASI_S 0x81 /* Secondary, implicit */
+#define ASI_PNF 0x82 /* Primary, no fault */
+#define ASI_SNF 0x83 /* Secondary, no fault */
+#define ASI_PL 0x88 /* Primary, implicit, l-endian */
+#define ASI_SL 0x89 /* Secondary, implicit, l-endian */
+#define ASI_PNFL 0x8a /* Primary, no fault, l-endian */
+#define ASI_SNFL 0x8b /* Secondary, no fault, l-endian */
+
+/* SpitFire and later extended ASIs. The "(III)" marker designates
+ * UltraSparc-III and later specific ASIs. The "(CMT)" marker designates
+ * Chip Multi Threading specific ASIs.
+ */
+#define ASI_PHYS_USE_EC 0x14 /* PADDR, E-cachable */
+#define ASI_PHYS_BYPASS_EC_E 0x15 /* PADDR, E-bit */
+#define ASI_PHYS_USE_EC_L 0x1c /* PADDR, E-cachable, little endian*/
+#define ASI_PHYS_BYPASS_EC_E_L 0x1d /* PADDR, E-bit, little endian */
+#define ASI_NUCLEUS_QUAD_LDD 0x24 /* Cachable, qword load */
+#define ASI_NUCLEUS_QUAD_LDD_L 0x2c /* Cachable, qword load, l-endian */
+#define ASI_PCACHE_DATA_STATUS 0x30 /* (III) PCache data stat RAM diag */
+#define ASI_PCACHE_DATA 0x31 /* (III) PCache data RAM diag */
+#define ASI_PCACHE_TAG 0x32 /* (III) PCache tag RAM diag */
+#define ASI_PCACHE_SNOOP_TAG 0x33 /* (III) PCache snoop tag RAM diag */
+#define ASI_QUAD_LDD_PHYS 0x34 /* (III+) PADDR, qword load */
+#define ASI_WCACHE_VALID_BITS 0x38 /* (III) WCache Valid Bits diag */
+#define ASI_WCACHE_DATA 0x39 /* (III) WCache data RAM diag */
+#define ASI_WCACHE_TAG 0x3a /* (III) WCache tag RAM diag */
+#define ASI_WCACHE_SNOOP_TAG 0x3b /* (III) WCache snoop tag RAM diag */
+#define ASI_QUAD_LDD_PHYS_L 0x3c /* (III+) PADDR, qw-load, l-endian */
+#define ASI_SRAM_FAST_INIT 0x40 /* (III+) Fast SRAM init */
+#define ASI_CORE_AVAILABLE 0x41 /* (CMT) LP Available */
+#define ASI_CORE_ENABLE_STAT 0x41 /* (CMT) LP Enable Status */
+#define ASI_CORE_ENABLE 0x41 /* (CMT) LP Enable RW */
+#define ASI_XIR_STEERING 0x41 /* (CMT) XIR Steering RW */
+#define ASI_CORE_RUNNING_RW 0x41 /* (CMT) LP Running RW */
+#define ASI_CORE_RUNNING_W1S 0x41 /* (CMT) LP Running Write-One Set */
+#define ASI_CORE_RUNNING_W1C 0x41 /* (CMT) LP Running Write-One Clr */
+#define ASI_CORE_RUNNING_STAT 0x41 /* (CMT) LP Running Status */
+#define ASI_CMT_ERROR_STEERING 0x41 /* (CMT) Error Steering RW */
+#define ASI_DCACHE_INVALIDATE 0x42 /* (III) DCache Invalidate diag */
+#define ASI_DCACHE_UTAG 0x43 /* (III) DCache uTag diag */
+#define ASI_DCACHE_SNOOP_TAG 0x44 /* (III) DCache snoop tag RAM diag */
+#define ASI_LSU_CONTROL 0x45 /* Load-store control unit */
+#define ASI_DCU_CONTROL_REG 0x45 /* (III) DCache Unit Control reg */
+#define ASI_DCACHE_DATA 0x46 /* DCache data-ram diag access */
+#define ASI_DCACHE_TAG 0x47 /* Dcache tag/valid ram diag access*/
+#define ASI_INTR_DISPATCH_STAT 0x48 /* IRQ vector dispatch status */
+#define ASI_INTR_RECEIVE 0x49 /* IRQ vector receive status */
+#define ASI_UPA_CONFIG 0x4a /* UPA config space */
+#define ASI_JBUS_CONFIG 0x4a /* (IIIi) JBUS Config Register */
+#define ASI_SAFARI_CONFIG 0x4a /* (III) Safari Config Register */
+#define ASI_SAFARI_ADDRESS 0x4a /* (III) Safari Address Register */
+#define ASI_ESTATE_ERROR_EN 0x4b /* E-cache error enable space */
+#define ASI_AFSR 0x4c /* Async fault status register */
+#define ASI_AFAR 0x4d /* Async fault address register */
+#define ASI_EC_TAG_DATA 0x4e /* E-cache tag/valid ram diag acc */
+#define ASI_IMMU 0x50 /* Insn-MMU main register space */
+#define ASI_IMMU_TSB_8KB_PTR 0x51 /* Insn-MMU 8KB TSB pointer reg */
+#define ASI_IMMU_TSB_64KB_PTR 0x52 /* Insn-MMU 64KB TSB pointer reg */
+#define ASI_ITLB_DATA_IN 0x54 /* Insn-MMU TLB data in reg */
+#define ASI_ITLB_DATA_ACCESS 0x55 /* Insn-MMU TLB data access reg */
+#define ASI_ITLB_TAG_READ 0x56 /* Insn-MMU TLB tag read reg */
+#define ASI_IMMU_DEMAP 0x57 /* Insn-MMU TLB demap */
+#define ASI_DMMU 0x58 /* Data-MMU main register space */
+#define ASI_DMMU_TSB_8KB_PTR 0x59 /* Data-MMU 8KB TSB pointer reg */
+#define ASI_DMMU_TSB_64KB_PTR 0x5a /* Data-MMU 16KB TSB pointer reg */
+#define ASI_DMMU_TSB_DIRECT_PTR 0x5b /* Data-MMU TSB direct pointer reg */
+#define ASI_DTLB_DATA_IN 0x5c /* Data-MMU TLB data in reg */
+#define ASI_DTLB_DATA_ACCESS 0x5d /* Data-MMU TLB data access reg */
+#define ASI_DTLB_TAG_READ 0x5e /* Data-MMU TLB tag read reg */
+#define ASI_DMMU_DEMAP 0x5f /* Data-MMU TLB demap */
+#define ASI_IIU_INST_TRAP 0x60 /* (III) Instruction Breakpoint */
+#define ASI_INTR_ID 0x63 /* (CMT) Interrupt ID register */
+#define ASI_CORE_ID 0x63 /* (CMT) LP ID register */
+#define ASI_CESR_ID 0x63 /* (CMT) CESR ID register */
+#define ASI_IC_INSTR 0x66 /* Insn cache instrucion ram diag */
+#define ASI_IC_TAG 0x67 /* Insn cache tag/valid ram diag */
+#define ASI_IC_STAG 0x68 /* (III) Insn cache snoop tag ram */
+#define ASI_IC_PRE_DECODE 0x6e /* Insn cache pre-decode ram diag */
+#define ASI_IC_NEXT_FIELD 0x6f /* Insn cache next-field ram diag */
+#define ASI_BRPRED_ARRAY 0x6f /* (III) Branch Prediction RAM diag*/
+#define ASI_BLK_AIUP 0x70 /* Primary, user, block load/store */
+#define ASI_BLK_AIUS 0x71 /* Secondary, user, block ld/st */
+#define ASI_MCU_CTRL_REG 0x72 /* (III) Memory controller regs */
+#define ASI_EC_DATA 0x74 /* (III) E-cache data staging reg */
+#define ASI_EC_CTRL 0x75 /* (III) E-cache control reg */
+#define ASI_EC_W 0x76 /* E-cache diag write access */
+#define ASI_UDB_ERROR_W 0x77 /* External UDB error regs W */
+#define ASI_UDB_CONTROL_W 0x77 /* External UDB control regs W */
+#define ASI_INTR_W 0x77 /* IRQ vector dispatch write */
+#define ASI_INTR_DATAN_W 0x77 /* (III) Out irq vector data reg N */
+#define ASI_INTR_DISPATCH_W 0x77 /* (III) Interrupt vector dispatch */
+#define ASI_BLK_AIUPL 0x78 /* Primary, user, little, blk ld/st*/
+#define ASI_BLK_AIUSL 0x79 /* Secondary, user, little, blk ld/st*/
+#define ASI_EC_R 0x7e /* E-cache diag read access */
+#define ASI_UDBH_ERROR_R 0x7f /* External UDB error regs rd hi */
+#define ASI_UDBL_ERROR_R 0x7f /* External UDB error regs rd low */
+#define ASI_UDBH_CONTROL_R 0x7f /* External UDB control regs rd hi */
+#define ASI_UDBL_CONTROL_R 0x7f /* External UDB control regs rd low*/
+#define ASI_INTR_R 0x7f /* IRQ vector dispatch read */
+#define ASI_INTR_DATAN_R 0x7f /* (III) In irq vector data reg N */
+#define ASI_PST8_P 0xc0 /* Primary, 8 8-bit, partial */
+#define ASI_PST8_S 0xc1 /* Secondary, 8 8-bit, partial */
+#define ASI_PST16_P 0xc2 /* Primary, 4 16-bit, partial */
+#define ASI_PST16_S 0xc3 /* Secondary, 4 16-bit, partial */
+#define ASI_PST32_P 0xc4 /* Primary, 2 32-bit, partial */
+#define ASI_PST32_S 0xc5 /* Secondary, 2 32-bit, partial */
+#define ASI_PST8_PL 0xc8 /* Primary, 8 8-bit, partial, L */
+#define ASI_PST8_SL 0xc9 /* Secondary, 8 8-bit, partial, L */
+#define ASI_PST16_PL 0xca /* Primary, 4 16-bit, partial, L */
+#define ASI_PST16_SL 0xcb /* Secondary, 4 16-bit, partial, L */
+#define ASI_PST32_PL 0xcc /* Primary, 2 32-bit, partial, L */
+#define ASI_PST32_SL 0xcd /* Secondary, 2 32-bit, partial, L */
+#define ASI_FL8_P 0xd0 /* Primary, 1 8-bit, fpu ld/st */
+#define ASI_FL8_S 0xd1 /* Secondary, 1 8-bit, fpu ld/st */
+#define ASI_FL16_P 0xd2 /* Primary, 1 16-bit, fpu ld/st */
+#define ASI_FL16_S 0xd3 /* Secondary, 1 16-bit, fpu ld/st */
+#define ASI_FL8_PL 0xd8 /* Primary, 1 8-bit, fpu ld/st, L */
+#define ASI_FL8_SL 0xd9 /* Secondary, 1 8-bit, fpu ld/st, L*/
+#define ASI_FL16_PL 0xda /* Primary, 1 16-bit, fpu ld/st, L */
+#define ASI_FL16_SL 0xdb /* Secondary, 1 16-bit, fpu ld/st,L*/
+#define ASI_BLK_COMMIT_P 0xe0 /* Primary, blk store commit */
+#define ASI_BLK_COMMIT_S 0xe1 /* Secondary, blk store commit */
+#define ASI_BLK_P 0xf0 /* Primary, blk ld/st */
+#define ASI_BLK_S 0xf1 /* Secondary, blk ld/st */
+#define ASI_BLK_PL 0xf8 /* Primary, blk ld/st, little */
+#define ASI_BLK_SL 0xf9 /* Secondary, blk ld/st, little */
+
+#endif /* _SPARC64_ASI_H */
Added: openbios-devel/arch/sparc64/boot.c
===================================================================
--- openbios-devel/arch/sparc64/boot.c (rev 0)
+++ openbios-devel/arch/sparc64/boot.c 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,82 @@
+/*
+ *
+ */
+#undef BOOTSTRAP
+#include "openbios/config.h"
+#include "openbios/bindings.h"
+#include "openbios/elfload.h"
+#include "openbios/nvram.h"
+#include "libc/diskio.h"
+#include "sys_info.h"
+
+int elf_load(struct sys_info *, const char *filename, const char *cmdline);
+int aout_load(struct sys_info *, const char *filename, const char *cmdline);
+int linux_load(struct sys_info *, const char *filename, const char *cmdline);
+
+void boot(void);
+
+struct sys_info sys_info;
+uint32_t kernel_image;
+uint32_t kernel_size;
+uint32_t cmdline;
+uint32_t cmdline_size;
+char boot_device;
+
+void boot(void)
+{
+ char *path=pop_fstr_copy(), *param;
+ char altpath[256];
+
+ if (kernel_size) {
+ int (*entry)(const void *romvec, int p2, int p3, int p4, int p5);
+
+ printk("[sparc64] Kernel already loaded\n");
+ entry = (void *) kernel_image;
+ entry(0, 0, 0, 0, 0);
+ }
+
+ if(!path) {
+ switch(boot_device) {
+ case 'a':
+ path = "/obio/SUNW,fdtwo";
+ break;
+ case 'c':
+ path = "disk";
+ break;
+ default:
+ case 'd':
+ path = "cdrom";
+ break;
+ case 'n':
+ path = "net";
+ break;
+ }
+ }
+
+ param = strchr(path, ' ');
+ if(param) {
+ *param = '\0';
+ param++;
+ } else if (cmdline_size) {
+ param = (char *)cmdline;
+ }
+
+ printk("[sparc64] Booting file '%s' ", path);
+ if(param)
+ printk("with parameters '%s'\n", param);
+ else
+ printk("without parameters.\n");
+
+
+ if (elf_load(&sys_info, path, param) == LOADER_NOT_SUPPORT)
+ if (linux_load(&sys_info, path, param) == LOADER_NOT_SUPPORT) {
+
+ sprintf(altpath, "%s:d", path);
+
+ if (elf_load(&sys_info, altpath, param) == LOADER_NOT_SUPPORT)
+ if (linux_load(&sys_info, altpath, param) == LOADER_NOT_SUPPORT)
+ printk("Unsupported image format\n");
+ }
+
+ free(path);
+}
Added: openbios-devel/arch/sparc64/boot.h
===================================================================
--- openbios-devel/arch/sparc64/boot.h (rev 0)
+++ openbios-devel/arch/sparc64/boot.h 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,14 @@
+/* tag: openbios loader prototypes for sparc64
+ *
+ * Copyright (C) 2004 Stefan Reinauer
+ *
+ * See the file "COPYING" for further information about
+ * the copyright and warranty status of this work.
+ */
+
+int forth_load(struct sys_info *info, const char *filename, const char *cmdline);
+int elf_load(struct sys_info *info, const char *filename, const char *cmdline);
+int linux_load(struct sys_info *info, const char *file, const char *cmdline);
+
+unsigned int start_elf(unsigned long entry_point, unsigned long param);
+
Added: openbios-devel/arch/sparc64/build.xml
===================================================================
--- openbios-devel/arch/sparc64/build.xml (rev 0)
+++ openbios-devel/arch/sparc64/build.xml 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,108 @@
+<build condition="SPARC64">
+
+ <dictionary name="openbios-sparc64" init="openbios">
+ <object source="tree.fs" target="forth"/>
+ <object source="init.fs" target="forth"/>
+ </dictionary>
+
+ <library name="sparc64" type="static" target="target">
+ <object source="openbios.c"/>
+ <object source="console.c"/>
+ <object source="lib.c"/>
+ <object source="boot.c"/>
+ <object source="context.c"/>
+ <object source="switch.S"/>
+ <object source="linux_load.c"/>
+ <object source="sys_info.c"/>
+ <object source="elfload.c"/>
+ <object source="forthload.c"/>
+ <object source="loadfs.c"/>
+ </library>
+
+ <executable name="target/arch/sparc64/entry.o" target="target">
+ <rule><![CDATA[
+ $(CC) $$EXTRACFLAGS $(CFLAGS) $(INCLUDES) -c -o $@ arch/sparc64/entry.S
+ ]]></rule>
+ </executable>
+ <executable name="target/arch/sparc64/vectors.o" target="target">
+ <rule><![CDATA[
+ $(CC) $$EXTRACFLAGS $(CFLAGS) $(INCLUDES) -c -o $@ arch/sparc64/vectors.S
+ ]]></rule>
+ </executable>
+
+ <executable name="openbios.multiboot" target="target" condition="IMAGE_ELF_MULTIBOOT">
+ <rule>
+ $(LD) -T arch/sparc64/ldscript -o $@.nostrip $^
+ $(NM) $@.nostrip | sort > $(ODIR)/openbios-multiboot.syms
+ cp $@.nostrip $@
+ $(STRIP) $@
+ </rule>
+ <object source="multiboot.c"/>
+ <external-object source="target/arch/sparc64/vectors.o"/>
+ <external-object source="target/arch/sparc64/entry.o"/>
+ <external-object source="libsparc64.a"/>
+ <external-object source="libbootstrap.a"/>
+ <external-object source="libmodules.a"/>
+ <external-object source="libdrivers.a"/>
+ <external-object source="liblibc.a"/>
+ <external-object source="libfs.a"/>
+ </executable>
+
+ <executable name="openbios-plain.elf" target="target" condition="IMAGE_ELF">
+ <rule>
+ $(LD) -T arch/sparc64/ldscript -o $@.nostrip $^
+ $(NM) $@.nostrip | sort > $(ODIR)/openbios-plain.syms
+ cp $@.nostrip $@
+ $(STRIP) $@
+ </rule>
+ <object source="plainboot.c"/>
+ <external-object source="target/arch/sparc64/vectors.o"/>
+ <external-object source="target/arch/sparc64/entry.o"/>
+ <external-object source="libsparc64.a"/>
+ <external-object source="libbootstrap.a"/>
+ <external-object source="libmodules.a"/>
+ <external-object source="libdrivers.a"/>
+ <external-object source="liblibc.a"/>
+ <external-object source="libfs.a"/>
+ </executable>
+
+ <!-- HACK ALERT -->
+
+ <executable name="target/include/static-dict.h" target="target" condition="IMAGE_ELF_EMBEDDED">
+ <rule><![CDATA[
+ @echo "static const char forth_dictionary[] = {" > $@
+ @cat $< | hexdump -ve '1/0 "\t" 8/1 "0x%02x, " 1/0 "\n"' \
+ | sed 's/0x ,//g' >> $@
+ @echo "};" >> $@
+ ]]></rule>
+ <external-object source="openbios-sparc64.dict"/>
+ </executable>
+
+ <executable name="target/arch/sparc64/builtin.o" target="target" condition="IMAGE_ELF_EMBEDDED">
+ <rule><![CDATA[
+ $(CC) $$EXTRACFLAGS $(CFLAGS) $(INCLUDES) -c -o $@ arch/sparc64/builtin.c
+ ]]></rule>
+ <external-object source="target/include/static-dict.h"/>
+ </executable>
+
+ <!-- END OF HACK ALERT -->
+
+ <executable name="openbios-builtin.elf" target="target" condition="IMAGE_ELF_EMBEDDED">
+ <rule>
+ $(LD) -T arch/sparc64/ldscript -o $@.nostrip $^
+ $(NM) $@.nostrip | sort > $(ODIR)/openbios-builtin.syms
+ cp $@.nostrip $@
+ $(STRIP) $@
+ </rule>
+ <external-object source="target/arch/sparc64/vectors.o"/>
+ <external-object source="target/arch/sparc64/entry.o"/>
+ <external-object source="target/arch/sparc64/builtin.o"/>
+ <external-object source="libsparc64.a"/>
+ <external-object source="libbootstrap.a"/>
+ <external-object source="libmodules.a"/>
+ <external-object source="libdrivers.a"/>
+ <external-object source="liblibc.a"/>
+ <external-object source="libfs.a"/>
+ </executable>
+
+</build>
Added: openbios-devel/arch/sparc64/builtin.c
===================================================================
--- openbios-devel/arch/sparc64/builtin.c (rev 0)
+++ openbios-devel/arch/sparc64/builtin.c 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,26 @@
+/* tag: openbios forth starter for builtin dictionary for sparc64
+ *
+ * Copyright (C) 2003 Stefan Reinauer
+ *
+ * See the file "COPYING" for further information about
+ * the copyright and warranty status of this work.
+ */
+
+#include "openbios/config.h"
+#include <asm/types.h>
+#include "sys_info.h"
+
+/*
+ * wrap an array around the hex'ed dictionary file
+ */
+
+#include "static-dict.h"
+
+void collect_multiboot_info(struct sys_info *info);
+void collect_multiboot_info(struct sys_info *info)
+{
+ info->dict_start=(unsigned long *)forth_dictionary;
+ info->dict_end=(unsigned long *)((ucell)forth_dictionary +
+ sizeof(forth_dictionary));
+}
+
Added: openbios-devel/arch/sparc64/console.c
===================================================================
--- openbios-devel/arch/sparc64/console.c (rev 0)
+++ openbios-devel/arch/sparc64/console.c 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,406 @@
+/*
+ * Copyright (C) 2003, 2004 Stefan Reinauer
+ *
+ * See the file "COPYING" for further information about
+ * the copyright and warranty status of this work.
+ */
+
+#include "openbios/config.h"
+#include "openbios/kernel.h"
+#include "openbios.h"
+
+#ifdef CONFIG_DEBUG_CONSOLE
+
+/* ******************************************************************
+ * serial console functions
+ * ****************************************************************** */
+
+#ifdef CONFIG_DEBUG_CONSOLE_SERIAL
+
+#define RBR(x) x==2?0x2f8:0x3f8
+#define THR(x) x==2?0x2f8:0x3f8
+#define IER(x) x==2?0x2f9:0x3f9
+#define IIR(x) x==2?0x2fa:0x3fa
+#define LCR(x) x==2?0x2fb:0x3fb
+#define MCR(x) x==2?0x2fc:0x3fc
+#define LSR(x) x==2?0x2fd:0x3fd
+#define MSR(x) x==2?0x2fe:0x3fe
+#define SCR(x) x==2?0x2ff:0x3ff
+#define DLL(x) x==2?0x2f8:0x3f8
+#define DLM(x) x==2?0x2f9:0x3f9
+
+static int uart_charav(int port)
+{
+ return ((inb(LSR(port)) & 1) != 0);
+}
+
+static char uart_getchar(int port)
+{
+ while (!uart_charav(port));
+ return ((char) inb(RBR(port)) & 0177);
+}
+
+static void uart_putchar(int port, unsigned char c)
+{
+ if (c == '\n')
+ uart_putchar(port, '\r');
+ while (!(inb(LSR(port)) & 0x20));
+ outb(c, THR(port));
+}
+
+static void uart_init_line(int port, unsigned long baud)
+{
+ int i, baudconst;
+
+ switch (baud) {
+ case 115200:
+ baudconst = 1;
+ break;
+ case 57600:
+ baudconst = 2;
+ break;
+ case 38400:
+ baudconst = 3;
+ break;
+ case 19200:
+ baudconst = 6;
+ break;
+ case 9600:
+ default:
+ baudconst = 12;
+ break;
+ }
+
+ outb(0x87, LCR(port));
+ outb(0x00, DLM(port));
+ outb(baudconst, DLL(port));
+ outb(0x07, LCR(port));
+ outb(0x0f, MCR(port));
+
+ for (i = 10; i > 0; i--) {
+ if (inb(LSR(port)) == (unsigned int) 0)
+ break;
+ inb(RBR(port));
+ }
+}
+
+static void serial_cls(void);
+static void serial_putchar(int c);
+
+int uart_init(int port, unsigned long speed)
+{
+ uart_init_line(port, speed);
+ return -1;
+}
+
+static void serial_putchar(int c)
+{
+ uart_putchar(CONFIG_SERIAL_PORT, (unsigned char) (c & 0xff));
+}
+
+static void serial_cls(void)
+{
+ serial_putchar(27);
+ serial_putchar('[');
+ serial_putchar('H');
+ serial_putchar(27);
+ serial_putchar('[');
+ serial_putchar('J');
+}
+
+#endif
+
+/* ******************************************************************
+ * simple polling video/keyboard console functions
+ * ****************************************************************** */
+
+#ifdef CONFIG_DEBUG_CONSOLE_VGA
+
+/* raw vga text mode */
+#define COLUMNS 80 /* The number of columns. */
+#define LINES 25 /* The number of lines. */
+#define ATTRIBUTE 7 /* The attribute of an character. */
+
+#define APB_MEM_BASE 0x1ff00000000ULL
+#define VGA_BASE (APB_MEM_BASE + 0x4b8000ULL) /* The video memory address. */
+
+/* VGA Index and Data Registers */
+#define VGA_REG_INDEX 0x03D4 /* VGA index register */
+#define VGA_REG_DATA 0x03D5 /* VGA data register */
+
+#define VGA_IDX_CURMSL 0x09 /* cursor maximum scan line */
+#define VGA_IDX_CURSTART 0x0A /* cursor start */
+#define VGA_IDX_CUREND 0x0B /* cursor end */
+#define VGA_IDX_CURLO 0x0F /* cursor position (low 8 bits) */
+#define VGA_IDX_CURHI 0x0E /* cursor position (high 8 bits) */
+
+/* Save the X and Y position. */
+static int xpos, ypos;
+/* Point to the video memory. */
+static volatile unsigned char *video = (unsigned char *) VGA_BASE;
+
+static void video_initcursor(void)
+{
+ u8 val;
+ outb(VGA_IDX_CURMSL, VGA_REG_INDEX);
+ val = inb(VGA_REG_DATA) & 0x1f; /* maximum scan line -1 */
+
+ outb(VGA_IDX_CURSTART, VGA_REG_INDEX);
+ outb(0, VGA_REG_DATA);
+
+ outb(VGA_IDX_CUREND, VGA_REG_INDEX);
+ outb(val, VGA_REG_DATA);
+}
+
+
+
+static void video_poscursor(unsigned int x, unsigned int y)
+{
+ unsigned short pos;
+
+ /* Calculate new cursor position as a function of x and y */
+ pos = (y * COLUMNS) + x;
+
+ /* Output the new position to VGA card */
+ outb(VGA_IDX_CURLO, VGA_REG_INDEX); /* output low 8 bits */
+ outb((u8) (pos), VGA_REG_DATA);
+ outb(VGA_IDX_CURHI, VGA_REG_INDEX); /* output high 8 bits */
+ outb((u8) (pos >> 8), VGA_REG_DATA);
+
+};
+
+
+static void video_newline(void)
+{
+ xpos = 0;
+
+ if (ypos < LINES - 1) {
+ ypos++;
+ } else {
+ int i;
+ memmove((void *) video, (void *) (video + 2 * COLUMNS),
+ (LINES - 1) * COLUMNS * 2);
+
+ for (i = ((LINES - 1) * 2 * COLUMNS);
+ i < 2 * COLUMNS * LINES;) {
+ video[i++] = 0;
+ video[i++] = ATTRIBUTE;
+ }
+ }
+
+}
+
+/* Put the character C on the screen. */
+static void video_putchar(int c)
+{
+ int p=1;
+
+ if (c == '\n' || c == '\r') {
+ video_newline();
+ return;
+ }
+
+ if (c == '\b') {
+ if (xpos) xpos--;
+ c=' ';
+ p=0;
+ }
+
+
+ if (xpos >= COLUMNS)
+ video_newline();
+
+ *(video + (xpos + ypos * COLUMNS) * 2) = c & 0xFF;
+ *(video + (xpos + ypos * COLUMNS) * 2 + 1) = ATTRIBUTE;
+
+ if (p)
+ xpos++;
+
+ video_poscursor(xpos, ypos);
+}
+
+static void video_cls(void)
+{
+ int i;
+
+ for (i = 0; i < 2 * COLUMNS * LINES;) {
+ video[i++] = 0;
+ video[i++] = ATTRIBUTE;
+ }
+
+
+ xpos = 0;
+ ypos = 0;
+
+ video_initcursor();
+ video_poscursor(xpos, ypos);
+}
+
+void video_init(void)
+{
+ video=(unsigned char *)VGA_BASE;
+}
+
+/*
+ * keyboard driver
+ */
+
+static const char normal[] = {
+ 0x0, 0x1b, '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-',
+ '=', '\b', '\t', 'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o',
+ 'p', '[', ']', 0xa, 0x0, 'a', 's', 'd', 'f', 'g', 'h', 'j',
+ 'k', 'l', ';', 0x27, 0x60, 0x0, 0x5c, 'z', 'x', 'c', 'v', 'b',
+ 'n', 'm', ',', '.', '/', 0x0, '*', 0x0, ' ', 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '0', 0x7f
+};
+
+static const char shifted[] = {
+ 0x0, 0x1b, '!', '@', '#', '$', '%', '^', '&', '*', '(', ')', '_',
+ '+', '\b', '\t', 'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O',
+ 'P', '{', '}', 0xa, 0x0, 'A', 'S', 'D', 'F', 'G', 'H', 'J',
+ 'K', 'L', ':', 0x22, '~', 0x0, '|', 'Z', 'X', 'C', 'V', 'B',
+ 'N', 'M', '<', '>', '?', 0x0, '*', 0x0, ' ', 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '7', '8',
+ '9', 0x0, '4', '5', '6', 0x0, '1', '2', '3', '0', 0x7f
+};
+
+static int key_ext;
+static int key_lshift = 0, key_rshift = 0, key_caps = 0;
+
+static char last_key;
+
+static void keyboard_cmd(unsigned char cmd, unsigned char val)
+{
+ outb(cmd, 0x60);
+ /* wait until keyboard controller accepts cmds: */
+ while (inb(0x64) & 2);
+ outb(val, 0x60);
+ while (inb(0x64) & 2);
+}
+
+static char keyboard_poll(void)
+{
+ unsigned int c;
+ if (inb(0x64) & 1) {
+ c = inb(0x60);
+ switch (c) {
+ case 0xe0:
+ key_ext = 1;
+ return 0;
+ case 0x2a:
+ key_lshift = 1;
+ return 0;
+ case 0x36:
+ key_rshift = 1;
+ return 0;
+ case 0xaa:
+ key_lshift = 0;
+ return 0;
+ case 0xb6:
+ key_rshift = 0;
+ return 0;
+ case 0x3a:
+ if (key_caps) {
+ key_caps = 0;
+ keyboard_cmd(0xed, 0);
+ } else {
+ key_caps = 1;
+ keyboard_cmd(0xed, 4); /* set caps led */
+ }
+ return 0;
+ }
+
+ if (key_ext) {
+ // void printk(const char *format, ...);
+ printk("extended keycode: %x\n", c);
+
+ key_ext = 0;
+ return 0;
+ }
+
+ if (c & 0x80) /* unhandled key release */
+ return 0;
+
+ if (key_lshift || key_rshift)
+ return key_caps ? normal[c] : shifted[c];
+ else
+ return key_caps ? shifted[c] : normal[c];
+ }
+ return 0;
+}
+
+static int keyboard_dataready(void)
+{
+ if (last_key)
+ return 1;
+
+ last_key = keyboard_poll();
+
+ return (last_key != 0);
+}
+
+static unsigned char keyboard_readdata(void)
+{
+ char tmp;
+ while (!keyboard_dataready());
+ tmp = last_key;
+ last_key = 0;
+ return tmp;
+}
+#endif
+
+
+/* ******************************************************************
+ * common functions, implementing simple concurrent console
+ * ****************************************************************** */
+
+int putchar(int c)
+{
+#ifdef CONFIG_DEBUG_CONSOLE_SERIAL
+ serial_putchar(c);
+#endif
+#ifdef CONFIG_DEBUG_CONSOLE_VGA
+ video_putchar(c);
+#endif
+ return c;
+}
+
+int availchar(void)
+{
+#ifdef CONFIG_DEBUG_CONSOLE_SERIAL
+ if (uart_charav(CONFIG_SERIAL_PORT))
+ return 1;
+#endif
+#ifdef CONFIG_DEBUG_CONSOLE_VGA
+ if (keyboard_dataready())
+ return 1;
+#endif
+ return 0;
+}
+
+int getchar(void)
+{
+#ifdef CONFIG_DEBUG_CONSOLE_SERIAL
+ if (uart_charav(CONFIG_SERIAL_PORT))
+ return (uart_getchar(CONFIG_SERIAL_PORT));
+#endif
+#ifdef CONFIG_DEBUG_CONSOLE_VGA
+ if (keyboard_dataready())
+ return (keyboard_readdata());
+#endif
+ return 0;
+}
+
+void cls(void)
+{
+#ifdef CONFIG_DEBUG_CONSOLE_SERIAL
+ serial_cls();
+#endif
+#ifdef CONFIG_DEBUG_CONSOLE_VGA
+ video_cls();
+#endif
+}
+
+
+#endif // CONFIG_DEBUG_CONSOLE
Added: openbios-devel/arch/sparc64/const.h
===================================================================
--- openbios-devel/arch/sparc64/const.h (rev 0)
+++ openbios-devel/arch/sparc64/const.h 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,19 @@
+/* const.h: Macros for dealing with constants. */
+
+#ifndef _SPARC64_CONST_H
+#define _SPARC64_CONST_H
+
+/* Some constant macros are used in both assembler and
+ * C code. Therefore we cannot annotate them always with
+ * 'UL' and other type specificers unilaterally. We
+ * use the following macros to deal with this.
+ */
+
+#ifdef __ASSEMBLY__
+#define _AC(X,Y) X
+#else
+#define _AC(X,Y) (X##Y)
+#endif
+
+
+#endif /* !(_SPARC64_CONST_H) */
Added: openbios-devel/arch/sparc64/context.c
===================================================================
--- openbios-devel/arch/sparc64/context.c (rev 0)
+++ openbios-devel/arch/sparc64/context.c 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,109 @@
+/*
+ * context switching
+ * 2003-10 by SONE Takeshi
+ */
+
+#include "openbios/config.h"
+#include "openbios/kernel.h"
+#include "context.h"
+
+#define MAIN_STACK_SIZE 16384
+#define IMAGE_STACK_SIZE 4096
+
+#define debug printk
+
+static void start_main(void); /* forward decl. */
+void __exit_context(void); /* assembly routine */
+
+/*
+ * Main context structure
+ * It is placed at the bottom of our stack, and loaded by assembly routine
+ * to start us up.
+ */
+struct context main_ctx = {
+ .regs[REG_SP] = (uint64_t) &_estack - 96,
+ .pc = (uint64_t) start_main,
+ .npc = (uint64_t) start_main + 4,
+ .return_addr = (uint64_t) __exit_context,
+};
+
+/* This is used by assembly routine to load/store the context which
+ * it is to switch/switched. */
+struct context *__context = &main_ctx;
+
+/* Stack for loaded ELF image */
+static uint8_t image_stack[IMAGE_STACK_SIZE];
+
+/* Pointer to startup context (physical address) */
+unsigned long __boot_ctx;
+
+/*
+ * Main starter
+ * This is the C function that runs first.
+ */
+static void start_main(void)
+{
+ int retval;
+ extern int openbios(void);
+
+ /* Save startup context, so we can refer to it later.
+ * We have to keep it in physical address since we will relocate. */
+ __boot_ctx = virt_to_phys(__context);
+
+ /* Start the real fun */
+ retval = openbios();
+
+ /* Pass return value to startup context. Bootloader may see it. */
+ //boot_ctx->eax = retval;
+
+ /* Returning from here should jump to __exit_context */
+ __context = boot_ctx;
+}
+
+/* Setup a new context using the given stack.
+ */
+struct context *
+init_context(uint8_t *stack, uint64_t stack_size, int num_params)
+{
+ struct context *ctx;
+
+ ctx = (struct context *)
+ (stack + stack_size - (sizeof(*ctx) + num_params*sizeof(uint32_t)));
+ memset(ctx, 0, sizeof(*ctx));
+
+ /* Fill in reasonable default for flat memory model */
+ ctx->regs[REG_SP] = virt_to_phys(SP_LOC(ctx));
+ ctx->return_addr = virt_to_phys(__exit_context);
+
+ return ctx;
+}
+
+/* Switch to another context. */
+struct context *switch_to(struct context *ctx)
+{
+ struct context *save, *ret;
+
+ debug("switching to new context:\n");
+ save = __context;
+ __context = ctx;
+ //asm ("pushl %cs; call __switch_context");
+ ret = __context;
+ __context = save;
+ return ret;
+}
+
+/* Start ELF Boot image */
+uint64_t start_elf(uint64_t entry_point, uint64_t param)
+{
+ struct context *ctx;
+
+ ctx = init_context(image_stack, sizeof image_stack, 1);
+ ctx->pc = entry_point;
+ ctx->param[0] = param;
+ //ctx->eax = 0xe1fb007;
+ //ctx->ebx = param;
+
+ ctx = switch_to(ctx);
+ //return ctx->eax;
+ return 0;
+}
Added: openbios-devel/arch/sparc64/context.h
===================================================================
--- openbios-devel/arch/sparc64/context.h (rev 0)
+++ openbios-devel/arch/sparc64/context.h 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,31 @@
+#ifndef SPARC64_CONTEXT_H
+#define SPARC64_CONTEXT_H
+
+struct context {
+ /* General registers */
+ uint64_t regs[32];
+ uint64_t pc;
+ uint64_t npc;
+#define REG_O0 8
+#define REG_SP 14
+#define SP_LOC(ctx) (&(ctx)->regs[REG_SP])
+ /* Flags */
+ /* Optional stack contents */
+ uint64_t return_addr;
+ uint64_t param[0];
+};
+
+/* Create a new context in the given stack */
+struct context *
+init_context(uint8_t *stack, uint64_t stack_size, int num_param);
+
+/* Switch context */
+struct context *switch_to(struct context *);
+
+/* Holds physical address of boot context */
+extern unsigned long __boot_ctx;
+
+/* This can always be safely used to refer to the boot context */
+#define boot_ctx ((struct context *) phys_to_virt(__boot_ctx))
+
+#endif /* SPARC64_CONTEXT_H */
Added: openbios-devel/arch/sparc64/elfload.c
===================================================================
--- openbios-devel/arch/sparc64/elfload.c (rev 0)
+++ openbios-devel/arch/sparc64/elfload.c 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,416 @@
+/* ELF Boot loader
+ * As we have seek, this implementation can be straightforward.
+ * 2003-07 by SONE Takeshi
+ */
+
+#include "openbios/config.h"
+#include "openbios/kernel.h"
+#include "openbios/elf.h"
+#include "asm/elf.h"
+#include "elf_boot.h"
+#include "sys_info.h"
+#include "ipchecksum.h"
+#include "loadfs.h"
+#define printf printk
+#define debug printk
+
+extern unsigned int start_elf(unsigned long entry_point, unsigned long param);
+#define addr_fixup(addr) ((addr) & 0x00ffffff)
+
+static char *image_name, *image_version;
+const char *program_name, *program_version;
+
+static void *calloc(size_t nmemb, size_t size)
+{
+ size_t alloc_size = nmemb * size;
+ void *mem;
+
+ if (alloc_size < nmemb || alloc_size < size) {
+ printf("calloc overflow: %u, %u\n", nmemb, size);
+ return 0;
+ }
+
+ mem = malloc(alloc_size);
+ memset(mem, 0, alloc_size);
+
+ return mem;
+}
+
+
+static int check_mem_ranges(struct sys_info *info,
+ Elf_phdr *phdr, int phnum)
+{
+ int i, j;
+ unsigned long start, end;
+ unsigned long prog_start, prog_end;
+ struct memrange *mem;
+
+ prog_start = virt_to_phys(&_start);
+ prog_end = virt_to_phys(&_end);
+
+ for (i = 0; i < phnum; i++) {
+ if (phdr[i].p_type != PT_LOAD)
+ continue;
+ start = addr_fixup(phdr[i].p_paddr);
+ end = start + phdr[i].p_memsz;
+ if (start < prog_start && end > prog_start)
+ goto conflict;
+ if (start < prog_end && end > prog_end)
+ goto conflict;
+ mem=info->memrange;
+ for (j = 0; j < info->n_memranges; j++) {
+ if (mem[j].base <= start && mem[j].base + mem[j].size >= end)
+ break;
+ }
+ if (j >= info->n_memranges)
+ goto badseg;
+ }
+ return 1;
+
+conflict:
+ printf("%s occupies [%#lx-%#lx]\n", program_name, prog_start, prog_end);
+
+badseg:
+ printf("Segment %d [%#lx-%#lx] doesn't fit into memory\n", i, start, end-1);
+ return 0;
+}
+
+static unsigned long process_image_notes(Elf_phdr *phdr, int phnum,
+ unsigned short *sum_ptr,
+ unsigned int offset)
+{
+ int i;
+ char *buf = NULL;
+ int retval = 0;
+ unsigned long addr, end;
+ Elf_Nhdr *nhdr;
+ const char *name;
+ void *desc;
+
+ for (i = 0; i < phnum; i++) {
+ if (phdr[i].p_type != PT_NOTE)
+ continue;
+ buf = malloc(phdr[i].p_filesz);
+ file_seek(offset + phdr[i].p_offset);
+ if (lfile_read(buf, phdr[i].p_filesz) != phdr[i].p_filesz) {
+ printf("Can't read note segment\n");
+ goto out;
+ }
+ addr = (unsigned long) buf;
+ end = addr + phdr[i].p_filesz;
+ while (addr < end) {
+ nhdr = (Elf_Nhdr *) addr;
+ addr += sizeof(Elf_Nhdr);
+ name = (const char *) addr;
+ addr += (nhdr->n_namesz+3) & ~3;
+ desc = (void *) addr;
+ addr += (nhdr->n_descsz+3) & ~3;
+
+ if (nhdr->n_namesz==sizeof(ELF_NOTE_BOOT)
+ && memcmp(name, ELF_NOTE_BOOT, sizeof(ELF_NOTE_BOOT))==0) {
+ if (nhdr->n_type == EIN_PROGRAM_NAME) {
+ image_name = calloc(1, nhdr->n_descsz + 1);
+ memcpy(image_name, desc, nhdr->n_descsz);
+ }
+ if (nhdr->n_type == EIN_PROGRAM_VERSION) {
+ image_version = calloc(1, nhdr->n_descsz + 1);
+ memcpy(image_version, desc, nhdr->n_descsz);
+ }
+ if (nhdr->n_type == EIN_PROGRAM_CHECKSUM) {
+ *sum_ptr = *(unsigned short *) desc;
+ debug("Image checksum: %#04x\n", *sum_ptr);
+ /* Where in the file */
+ retval = phdr[i].p_offset
+ + (unsigned long) desc - (unsigned long) buf;
+ }
+ }
+ }
+ }
+out:
+ file_close();
+ if (buf)
+ free(buf);
+ return retval;
+}
+
+static int load_segments(Elf_phdr *phdr, int phnum,
+ unsigned long checksum_offset,
+ unsigned int offset)
+{
+ unsigned long bytes;
+ //unsigned int start_time, time;
+ int i;
+
+ bytes = 0;
+ // start_time = currticks();
+ for (i = 0; i < phnum; i++) {
+ if (phdr[i].p_type != PT_LOAD)
+ continue;
+ debug("segment %d addr:%#lx file:%#lx mem:%#lx ",
+ i, addr_fixup(phdr[i].p_paddr), phdr[i].p_filesz, phdr[i].p_memsz);
+ file_seek(offset + phdr[i].p_offset);
+ debug("loading... ");
+ if (lfile_read(phys_to_virt(addr_fixup(phdr[i].p_paddr)), phdr[i].p_filesz)
+ != phdr[i].p_filesz) {
+ printf("Can't read program segment %d\n", i);
+ return 0;
+ }
+ bytes += phdr[i].p_filesz;
+ debug("clearing... ");
+ memset(phys_to_virt(addr_fixup(phdr[i].p_paddr) + phdr[i].p_filesz), 0,
+ phdr[i].p_memsz - phdr[i].p_filesz);
+ if (phdr[i].p_offset <= checksum_offset
+ && phdr[i].p_offset + phdr[i].p_filesz >= checksum_offset+2) {
+ debug("clearing checksum... ");
+ memset(phys_to_virt(addr_fixup(phdr[i].p_paddr) + checksum_offset
+ - phdr[i].p_offset), 0, 2);
+ }
+ debug("ok\n");
+
+ }
+ // time = currticks() - start_time;
+ //debug("Loaded %lu bytes in %ums (%luKB/s)\n", bytes, time,
+ // time? bytes/time : 0);
+ debug("Loaded %lu bytes \n", bytes);
+
+ return 1;
+}
+
+static int verify_image(Elf_ehdr *ehdr, Elf_phdr *phdr, int phnum,
+ unsigned short image_sum)
+{
+ unsigned short sum, part_sum;
+ unsigned long offset;
+ int i;
+
+ sum = 0;
+ offset = 0;
+
+ part_sum = ipchksum(ehdr, sizeof *ehdr);
+ sum = add_ipchksums(offset, sum, part_sum);
+ offset += sizeof *ehdr;
+
+ part_sum = ipchksum(phdr, phnum * sizeof(*phdr));
+ sum = add_ipchksums(offset, sum, part_sum);
+ offset += phnum * sizeof(*phdr);
+
+ for (i = 0; i < phnum; i++) {
+ if (phdr[i].p_type != PT_LOAD)
+ continue;
+ part_sum = ipchksum(phys_to_virt(addr_fixup(phdr[i].p_paddr)), phdr[i].p_memsz);
+ sum = add_ipchksums(offset, sum, part_sum);
+ offset += phdr[i].p_memsz;
+ }
+
+ if (sum != image_sum) {
+ printf("Verify FAILED (image:%#04x vs computed:%#04x)\n",
+ image_sum, sum);
+ return 0;
+ }
+ return 1;
+}
+
+static inline unsigned padded(unsigned s)
+{
+ return (s + 3) & ~3;
+}
+
+static Elf_Bhdr *add_boot_note(Elf_Bhdr *bhdr, const char *name,
+ unsigned type, const char *desc, unsigned descsz)
+{
+ Elf_Nhdr nhdr;
+ unsigned ent_size, new_size, pad;
+ char *addr;
+
+ if (!bhdr)
+ return NULL;
+
+ nhdr.n_namesz = name? strlen(name)+1 : 0;
+ nhdr.n_descsz = descsz;
+ nhdr.n_type = type;
+ ent_size = sizeof(nhdr) + padded(nhdr.n_namesz) + padded(nhdr.n_descsz);
+ if (bhdr->b_size + ent_size > 0xffff) {
+ printf("Boot notes too big\n");
+ free(bhdr);
+ return NULL;
+ }
+ if (bhdr->b_size + ent_size > bhdr->b_checksum) {
+ do {
+ new_size = bhdr->b_checksum * 2;
+ } while (new_size < bhdr->b_size + ent_size);
+ if (new_size > 0xffff)
+ new_size = 0xffff;
+ debug("expanding boot note size to %u\n", new_size);
+#ifdef HAVE_REALLOC
+ bhdr = realloc(bhdr, new_size);
+ bhdr->b_checksum = new_size;
+#else
+ printf("Boot notes too big\n");
+ free(bhdr);
+ return NULL;
+#endif
+ }
+
+ addr = (char *) bhdr;
+ addr += bhdr->b_size;
+ memcpy(addr, &nhdr, sizeof(nhdr));
+ addr += sizeof(nhdr);
+
+ memcpy(addr, name, nhdr.n_namesz);
+ addr += nhdr.n_namesz;
+ pad = padded(nhdr.n_namesz) - nhdr.n_namesz;
+ memset(addr, 0, pad);
+ addr += pad;
+
+ memcpy(addr, desc, nhdr.n_descsz);
+ addr += nhdr.n_descsz;
+ pad = padded(nhdr.n_descsz) - nhdr.n_descsz;
+ memset(addr, 0, pad);
+ addr += pad;
+
+ bhdr->b_size += ent_size;
+ bhdr->b_records++;
+ return bhdr;
+}
+
+static inline Elf_Bhdr *add_note_string(Elf_Bhdr *bhdr, const char *name,
+ unsigned type, const char *desc)
+{
+ return add_boot_note(bhdr, name, type, desc, strlen(desc) + 1);
+}
+
+static Elf_Bhdr *build_boot_notes(struct sys_info *info, const char *cmdline)
+{
+ Elf_Bhdr *bhdr;
+
+ bhdr = malloc(256);
+ bhdr->b_signature = ELF_BHDR_MAGIC;
+ bhdr->b_size = sizeof *bhdr;
+ bhdr->b_checksum = 256; /* XXX cache the current buffer size here */
+ bhdr->b_records = 0;
+
+ if (info->firmware)
+ bhdr = add_note_string(bhdr, NULL, EBN_FIRMWARE_TYPE, info->firmware);
+ bhdr = add_note_string(bhdr, NULL, EBN_BOOTLOADER_NAME, program_name);
+ bhdr = add_note_string(bhdr, NULL, EBN_BOOTLOADER_VERSION, program_version);
+ if (cmdline)
+ bhdr = add_note_string(bhdr, NULL, EBN_COMMAND_LINE, cmdline);
+ if (!bhdr)
+ return bhdr;
+ bhdr->b_checksum = 0;
+ bhdr->b_checksum = ipchksum(bhdr, bhdr->b_size);
+ return bhdr;
+}
+
+int elf_load(struct sys_info *info, const char *filename, const char *cmdline)
+{
+ Elf_ehdr ehdr;
+ Elf_phdr *phdr = NULL;
+ unsigned long phdr_size;
+ unsigned long checksum_offset;
+ unsigned short checksum;
+ Elf_Bhdr *boot_notes = NULL;
+ int retval = -1;
+ int image_retval;
+ unsigned int offset;
+
+ image_name = image_version = 0;
+
+ if (!file_open(filename))
+ goto out;
+
+ for (offset = 0; offset < 16 * 512; offset += 512) {
+ if (lfile_read(&ehdr, sizeof ehdr) != sizeof ehdr) {
+ debug("Can't read ELF header\n");
+ retval = LOADER_NOT_SUPPORT;
+ goto out;
+ }
+
+ if (ehdr.e_ident[EI_MAG0] == ELFMAG0)
+ break;
+
+ file_seek(offset);
+ }
+
+ if (ehdr.e_ident[EI_MAG0] != ELFMAG0
+ || ehdr.e_ident[EI_MAG1] != ELFMAG1
+ || ehdr.e_ident[EI_MAG2] != ELFMAG2
+ || ehdr.e_ident[EI_MAG3] != ELFMAG3
+ || ehdr.e_ident[EI_CLASS] != ARCH_ELF_CLASS
+ || ehdr.e_ident[EI_DATA] != ARCH_ELF_DATA
+ || ehdr.e_ident[EI_VERSION] != EV_CURRENT
+ || ehdr.e_type != ET_EXEC
+ || !ARCH_ELF_MACHINE_OK(ehdr.e_machine)
+ || ehdr.e_version != EV_CURRENT
+ || ehdr.e_phentsize != sizeof(Elf_phdr)) {
+ debug("Not a bootable ELF image\n");
+ retval = LOADER_NOT_SUPPORT;
+ goto out;
+ }
+
+ phdr_size = ehdr.e_phnum * sizeof *phdr;
+ phdr = malloc(phdr_size);
+ file_seek(offset + ehdr.e_phoff);
+ if (lfile_read(phdr, phdr_size) != phdr_size) {
+ printf("Can't read program header\n");
+ goto out;
+ }
+
+ if (!check_mem_ranges(info, phdr, ehdr.e_phnum))
+ goto out;
+
+ checksum_offset = process_image_notes(phdr, ehdr.e_phnum, &checksum, offset);
+
+ printf("Loading %s", image_name ? image_name : "image");
+ if (image_version)
+ printf(" version %s", image_version);
+ printf("...\n");
+
+ if (!load_segments(phdr, ehdr.e_phnum, checksum_offset, offset))
+ goto out;
+
+ if (checksum_offset) {
+ if (!verify_image(&ehdr, phdr, ehdr.e_phnum, checksum))
+ goto out;
+ }
+
+ boot_notes = build_boot_notes(info, cmdline);
+
+ //debug("current time: %lu\n", currticks());
+
+ debug("entry point is %#lx\n", addr_fixup(ehdr.e_entry));
+ printf("Jumping to entry point...\n");
+
+#if 0
+ {
+ extern unsigned int qemu_mem_size;
+ extern char boot_device;
+ void *init_openprom(unsigned long memsize, const char *cmdline, char boot_device);
+
+ int (*entry)(const void *romvec, int p2, int p3, int p4, int p5);
+ const void *romvec;
+
+ romvec = init_openprom(qemu_mem_size, cmdline, boot_device);
+ entry = (void *) addr_fixup(ehdr.e_entry);
+ image_retval = entry(romvec, 0, 0, 0, 0);
+ }
+#else
+ image_retval = start_elf(addr_fixup(ehdr.e_entry), virt_to_phys(boot_notes));
+#endif
+
+ // console_init(); FIXME
+ printf("Image returned with return value %#x\n", image_retval);
+ retval = 0;
+
+out:
+ file_close();
+ if (phdr)
+ free(phdr);
+ if (boot_notes)
+ free(boot_notes);
+ if (image_name)
+ free(image_name);
+ if (image_version)
+ free(image_version);
+ return retval;
+}
Added: openbios-devel/arch/sparc64/entry.S
===================================================================
--- openbios-devel/arch/sparc64/entry.S (rev 0)
+++ openbios-devel/arch/sparc64/entry.S 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,250 @@
+/**
+ ** Standalone startup code for Linux PROM emulator.
+ ** Copyright 1999 Pete A. Zaitcev
+ ** This code is licensed under GNU General Public License.
+ **/
+/*
+ * $Id: head.S,v 1.12 2002/07/23 05:47:09 zaitcev Exp $
+ */
+
+#define __ASSEMBLY__
+#include "asi.h"
+#include "pstate.h"
+#include "lsu.h"
+
+ .globl entry, _entry
+
+ .section ".text", "ax"
+ .align 8
+ .register %g2, #scratch
+ .register %g3, #scratch
+ .register %g6, #scratch
+ .register %g7, #scratch
+
+/*
+ * Entry point
+ * We start execution from here.
+ */
+_entry:
+entry:
+ ! Set up CPU state
+ wrpr %g0, PSTATE_PRIV, %pstate
+ wr %g0, 0, %fprs
+ wrpr %g0, 0x0, %tl
+
+ ! Extract NWINDOWS from %ver
+ rdpr %ver, %g1
+ and %g1, 0xf, %g1
+ wrpr %g1, 0, %cleanwin
+ wrpr %g1, 0, %cansave
+ wrpr %g0, 0, %canrestore
+ wrpr %g0, 0, %otherwin
+ wrpr %g0, 0, %wstate
+
+ ! Disable I/D MMUs and caches
+ stxa %g0, [%g0] ASI_LSU_CONTROL
+
+ ! Get memory size from NVRAM
+ setx 0x1fe02000074, %g2, %g5
+ mov 0x30, %g2
+ stba %g2, [%g5] ASI_PHYS_BYPASS_EC_E
+ add %g5, 1, %g1
+ stba %g0, [%g1] ASI_PHYS_BYPASS_EC_E
+ add %g1, 2, %g1
+ lduba [%g1] ASI_PHYS_BYPASS_EC_E, %g4
+
+ sll %g4, 8, %g4
+ inc %g2
+ stba %g2, [%g5] ASI_PHYS_BYPASS_EC_E
+ lduba [%g1] ASI_PHYS_BYPASS_EC_E, %g3
+ or %g3, %g4, %g4
+
+ sll %g4, 8, %g4
+ inc %g2
+ stba %g2, [%g5] ASI_PHYS_BYPASS_EC_E
+ lduba [%g1] ASI_PHYS_BYPASS_EC_E, %g3
+ or %g3, %g4, %g4
+
+ sll %g4, 8, %g4
+ inc %g2
+ stba %g2, [%g5] ASI_PHYS_BYPASS_EC_E
+ lduba [%g1] ASI_PHYS_BYPASS_EC_E, %g3
+ or %g3, %g4, %g1
+ ! %g1 contains end of memory
+
+
+ setx _end, %g7, %g3
+ set 0xffff, %g2
+ add %g3, %g2, %g3
+ andn %g3, %g2, %g3
+ setx _data, %g7, %g2
+ sub %g3, %g2, %g2
+ sub %g1, %g2, %g2 ! %g2 = start of private memory
+ mov %g2, %l0
+
+ ! setup .data & .bss
+ setx _data, %g7, %g4
+ sub %g3, %g4, %g5
+ srlx %g5, 16, %g6 ! %g6 = # of 64k .bss pages
+ set 0xa0000000, %g3
+ sllx %g3, 32, %g3
+ or %g3, 0x76, %g3
+ ! valid, 64k, locked, cacheable(I/E/C), priv, writable
+ set 48, %g7
+1: stxa %g4, [%g7] ASI_DMMU ! vaddr = _data + N * 0x10000, ctx=0
+ or %g2, %g3, %g5
+ ! paddr = start_mem + N * 0x10000
+ stxa %g5, [%g0] ASI_DTLB_DATA_IN
+ set 0x10000, %g5
+ add %g2, %g5, %g2
+ add %g4, %g5, %g4
+ deccc %g6
+ bne 1b
+ nop
+
+ ! setup .rodata
+ setx _data, %g7, %g5
+ setx _rodata, %g7, %g4
+ sub %g5, %g4, %g5
+ srlx %g5, 16, %g6 ! %g6 = # of 64k .rodata pages
+ set 48, %g7
+ set 0x10000, %g5
+1: stxa %g4, [%g7] ASI_DMMU ! vaddr = _rodata, ctx=0
+ set 0xa0000000, %g3
+ sllx %g3, 32, %g3
+ or %g3, 0x74, %g3
+ or %g4, %g3, %g3
+ ! valid, 64k, locked, cacheable(I/E/C), priv
+ ! paddr = _rodata + N * 0x10000
+ stxa %g3, [%g0] ASI_DTLB_DATA_IN
+ add %g4, %g5, %g4
+ deccc %g6
+ bne 1b
+ nop
+
+ ! setup VGA buffer
+ setx 0x1ff004a0000, %g7, %g4
+ mov 2, %g6
+ set 48, %g7
+ set 0x10000, %g5
+1: stxa %g4, [%g7] ASI_DMMU ! vaddr = 0x1ff004a0000, ctx=0
+ set 0xa0000000, %g3
+ sllx %g3, 32, %g3
+ or %g3, 0x76, %g3
+ or %g4, %g3, %g3
+ ! valid, 64k, locked, cacheable(I/E/C), priv, writable
+ ! paddr = 0x1ff004a0000
+ stxa %g3, [%g0] ASI_DTLB_DATA_IN
+ add %g4, %g5, %g4
+ deccc %g6
+ bne 1b
+ nop
+
+#if 0
+ ! setup 0-4M
+ set 48, %g7
+ stxa %g0, [%g7] ASI_DMMU ! vaddr = 0, ctx=0
+ set 0xe0000000, %g3
+ sllx %g3, 32, %g3
+ or %g3, 0x36, %g3
+ ! valid, 4M, cacheable(I/E/C), priv, writable
+ ! paddr = 0
+ stxa %g3, [%g0] ASI_DTLB_DATA_IN
+#endif
+
+ membar #Sync
+
+ setx _start, %g7, %g4
+ setx _rodata, %g7, %g5
+ sub %g5, %g4, %g5
+ srlx %g5, 16, %g6 ! %g6 = # of 64k .text pages
+ set 48, %g7
+1: stxa %g4, [%g7] ASI_IMMU ! vaddr = _start, ctx=0
+ set 0xa0000000, %g3
+ sllx %g3, 32, %g3
+ or %g3, 0x74, %g3
+ or %g4, %g3, %g3
+ ! valid, 64k, locked, cacheable(I/E/C), priv
+ ! paddr = _start + N * 0x10000
+ stxa %g3, [%g0] ASI_ITLB_DATA_IN
+ set 0x10000, %g5
+ add %g4, %g5, %g4
+ deccc %g6
+ bne 1b
+ nop
+
+#if 0
+ ! setup 0-4M
+ stxa %g0, [%g7] ASI_IMMU ! vaddr = 0, ctx=0
+ set 0xe0000000, %g3
+ sllx %g3, 32, %g3
+ or %g3, 0x34, %g3
+ ! valid, 4M, cacheable(I/E/C), priv
+ ! paddr = 0
+ stxa %g3, [%g0] ASI_ITLB_DATA_IN
+#endif
+
+ flush %g4
+
+ mov %g1, %g3
+
+ set 8, %g2
+ sta %g0, [%g2] ASI_DMMU ! set primary ctx=0
+
+ ! Enable I/D MMUs and caches
+ set LSU_CONTROL_DM|LSU_CONTROL_IM|LSU_CONTROL_DC|LSU_CONTROL_IC, %g2
+ stxa %g2, [%g0] ASI_LSU_CONTROL
+
+ /* Copy the DATA section from ROM. */
+ setx _data - 8, %o7, %o0 ! First address of DATA
+ setx _bss, %o7, %o1 ! Last address of DATA
+ ba 2f
+ nop
+1:
+ ldxa [%o0] ASI_PHYS_BYPASS_EC_E, %g1
+ stx %g1, [%o0]
+2:
+ subcc %o0, %o1, %g0
+ bl 1b
+ add %o0, 0x8, %o0
+
+ /* Zero out our BSS section. */
+ setx _bss - 8, %o7, %o0 ! First address of BSS
+ setx _end, %o7, %o1 ! Last address of BSS
+ ba 2f
+ nop
+1:
+ stx %g0, [%o0]
+2:
+ subcc %o0, %o1, %g0
+ bl 1b
+ add %o0, 0x8, %o0
+
+ setx trap_table, %g2, %g1
+ wrpr %g1, %tba
+
+ setx qemu_mem_size, %g7, %g1
+ stx %g3, [%g1]
+
+ setx _data, %g7, %g1 ! Store va->pa conversion factor
+ sub %g1, %l0, %g2
+ setx va_shift, %g7, %g1
+ stx %g2, [%g1]
+
+ /* Finally, turn on traps so that we can call c-code. */
+ wrpr %g0, (PSTATE_PRIV|PSTATE_PEF|PSTATE_IE), %pstate
+
+ /* Switch to our main context.
+ * Main context is statically defined in C.
+ */
+
+ call __switch_context_nosave
+ nop
+
+ /* We get here when the main context switches back to
+ * the boot context.
+ * Return to previous bootloader.
+ */
+ ret
+ nop
+
Added: openbios-devel/arch/sparc64/forthload.c
===================================================================
--- openbios-devel/arch/sparc64/forthload.c (rev 0)
+++ openbios-devel/arch/sparc64/forthload.c 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,62 @@
+/* tag: forth source loader
+ *
+ * Copyright (C) 2004 Stefan Reinauer
+ *
+ * See the file "COPYING" for further information about
+ * the copyright and warranty status of this work.
+ */
+
+#include "openbios/config.h"
+#include "openbios/kernel.h"
+#include "openbios/bindings.h"
+#include "sys_info.h"
+#include "loadfs.h"
+#include "boot.h"
+#define printk printk
+#define debug printk
+
+static char *forthtext=NULL;
+int forth_load(struct sys_info *info, const char *filename, const char *cmdline)
+{
+ char magic[2];
+ unsigned long forthsize;
+ int retval = -1;
+
+ if (!file_open(filename))
+ goto out;
+
+ if (lfile_read(magic, 2) != 2) {
+ debug("Can't read magic header\n");
+ retval = LOADER_NOT_SUPPORT;
+ goto out;
+ }
+
+ if (magic[0] != '\\' || magic[1] != ' ') {
+ debug("No forth source image\n");
+ retval = LOADER_NOT_SUPPORT;
+ goto out;
+ }
+
+ forthsize = file_size();
+
+ forthtext = malloc(forthsize+1);
+ file_seek(0);
+
+ printk("Loading forth source ...");
+ if ((unsigned long)lfile_read(forthtext, forthsize) != forthsize) {
+ printk("Can't read forth text\n");
+ goto out;
+ }
+ forthtext[forthsize]=0;
+ printk("ok\n");
+
+ PUSH ( (ucell)forthtext );
+ PUSH ( (ucell)forthsize );
+ fword("eval2");
+ retval=0;
+
+out:
+ //if (forthtext)
+ // free(forthtext);
+ return retval;
+}
Added: openbios-devel/arch/sparc64/init.fs
===================================================================
--- openbios-devel/arch/sparc64/init.fs (rev 0)
+++ openbios-devel/arch/sparc64/init.fs 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,58 @@
+:noname
+ ." Type 'help' for detailed information" cr
+ \ ." boot secondary slave cdrom: " cr
+ \ ." 0 > boot hd:2,\boot\vmlinuz root=/dev/hda2" cr
+ ; DIAG-initializer
+
+: make-openable ( path )
+ find-dev if
+ begin ?dup while
+ \ install trivial open and close methods
+ dup active-package! is-open
+ parent
+ repeat
+ then
+;
+
+: preopen ( chosen-str node-path )
+ 2dup make-openable
+
+ " /chosen" find-device
+ open-dev ?dup if
+ encode-int 2swap property
+ else
+ 2drop
+ then
+;
+
+:noname
+ set-defaults
+; SYSTEM-initializer
+
+\ preopen device nodes (and store the ihandles under /chosen)
+:noname
+ " memory" " /memory" preopen
+ " mmu" " /cpus/@0" preopen
+ " stdout" " /builtin/console" preopen
+ " stdin" " /builtin/console" preopen
+
+; SYSTEM-initializer
+
+\ use the tty interface if available
+:noname
+ " /builtin/console" find-dev if drop
+ " /builtin/console" " input-device" $setenv
+ " /builtin/console" " output-device" $setenv
+ then
+; SYSTEM-initializer
+
+:noname
+ " keyboard" input
+; CONSOLE-IN-initializer
+
+device-end
+
+: rmap@ ( virt -- rmentry )
+ drop 0
+ ;
+
Added: openbios-devel/arch/sparc64/ldscript
===================================================================
--- openbios-devel/arch/sparc64/ldscript (rev 0)
+++ openbios-devel/arch/sparc64/ldscript 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,83 @@
+OUTPUT_FORMAT(elf64-sparc)
+OUTPUT_ARCH(sparc:v9)
+
+/* Qemu ELF loader can't handle very complex files, so we put ELFBoot
+info to rodata and put initctx to data.*/
+
+ENTRY(trap_table)
+
+/* Initial load address
+ */
+BASE_ADDR = 0x000001fff0000000;
+
+/* 16KB heap and stack */
+HEAP_SIZE = 16384;
+STACK_SIZE = 16384;
+VMEM_SIZE = 128 * 1024;
+IOMEM_SIZE = 256 * 1024 + 768 * 1024;
+
+SECTIONS
+{
+ . = BASE_ADDR;
+
+ /* Start of the program.
+ * Now the version string is in the note, we must include it
+ * in the program. Otherwise we lose the string after relocation. */
+ _start = .;
+
+ /* Normal sections */
+ .text ALIGN(65536): {
+ *(.text.vectors)
+ *(.text)
+ *(.text.*)
+ }
+ .rodata ALIGN(65536): {
+ _rodata = .;
+ sound_drivers_start = .;
+ *(.rodata.sound_drivers)
+ sound_drivers_end = .;
+ *(.rodata)
+ *(.rodata.*)
+ *(.note.ELFBoot)
+ }
+ .data ALIGN(65536): {
+ _data = .;
+ *(.data)
+ *(.data.*)
+ }
+
+ .bss ALIGN(4096): {
+ _bss = .;
+ *(.bss)
+ *(.bss.*)
+ *(COMMON)
+
+ /* Put heap and stack here, so they are included in PT_LOAD segment
+ * and the bootloader is aware of it. */
+
+ . = ALIGN(16);
+ _heap = .;
+ . += HEAP_SIZE;
+ . = ALIGN(16);
+ _eheap = .;
+
+ . = ALIGN(4096);
+ _vmem = .;
+ . += VMEM_SIZE;
+ _evmem = .;
+
+ _stack = .;
+ . += STACK_SIZE;
+ . = ALIGN(16);
+ _estack = .;
+ }
+
+ . = ALIGN(4096);
+ _end = .;
+ _iomem = _end + IOMEM_SIZE;
+
+ /* We discard .note sections other than .note.ELFBoot,
+ * because some versions of GCC generates useless ones. */
+
+ /DISCARD/ : { *(.comment*) *(.note.*) }
+}
Added: openbios-devel/arch/sparc64/lib.c
===================================================================
--- openbios-devel/arch/sparc64/lib.c (rev 0)
+++ openbios-devel/arch/sparc64/lib.c 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,59 @@
+/* lib.c
+ * tag: simple function library
+ *
+ * Copyright (C) 2003 Stefan Reinauer
+ *
+ * See the file "COPYING" for further information about
+ * the copyright and warranty status of this work.
+ */
+
+#include "openbios/config.h"
+#include "asm/types.h"
+#include <stdarg.h>
+#include "libc/stdlib.h"
+#include "libc/vsprintf.h"
+#include "openbios/kernel.h"
+
+/* Format a string and print it on the screen, just like the libc
+ * function printf.
+ */
+int printk( const char *fmt, ... )
+{
+ char *p, buf[512]; /* XXX: no buffer overflow protection... */
+ va_list args;
+ int i;
+
+ va_start(args, fmt);
+ i=vsprintf(buf,fmt,args);
+ va_end(args);
+
+ for( p=buf; *p; p++ )
+ putchar(*p);
+ return i;
+}
+
+#define MEMSIZE 128*1024
+static char memory[MEMSIZE];
+static void *memptr=memory;
+static int memsize=MEMSIZE;
+
+
+void *malloc(int size)
+{
+ void *ret=(void *)0;
+ if(memsize>=size) {
+ memsize-=size;
+ ret=memptr;
+ memptr+=size;
+ }
+ return ret;
+}
+
+void free(void *ptr)
+{
+ /* Nothing yet */
+}
+
+unsigned long map_page(unsigned long va, unsigned long epa, int type)
+{
+}
Added: openbios-devel/arch/sparc64/linux_load.c
===================================================================
--- openbios-devel/arch/sparc64/linux_load.c (rev 0)
+++ openbios-devel/arch/sparc64/linux_load.c 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,623 @@
+/*
+ * Linux/i386 loader
+ * Supports bzImage, zImage and Image format.
+ *
+ * Based on work by Steve Gehlbach.
+ * Portions are taken from mkelfImage.
+ *
+ * 2003-09 by SONE Takeshi
+ */
+
+#include "openbios/config.h"
+#include "openbios/kernel.h"
+#include "openbios/bindings.h"
+#include "sys_info.h"
+#include "context.h"
+#include "loadfs.h"
+
+#define printf printk
+#define debug printk
+#define strtoull_with_suffix strtol
+
+#define LINUX_PARAM_LOC 0x90000
+#define COMMAND_LINE_LOC 0x91000
+#define GDT_LOC 0x92000
+#define STACK_LOC 0x93000
+
+#define E820MAX 32 /* number of entries in E820MAP */
+struct e820entry {
+ unsigned long long addr; /* start of memory segment */
+ unsigned long long size; /* size of memory segment */
+ unsigned long type; /* type of memory segment */
+#define E820_RAM 1
+#define E820_RESERVED 2
+#define E820_ACPI 3 /* usable as RAM once ACPI tables have been read */
+#define E820_NVS 4
+};
+
+/* The header of Linux/i386 kernel */
+struct linux_header {
+ uint8_t reserved1[0x1f1]; /* 0x000 */
+ uint8_t setup_sects; /* 0x1f1 */
+ uint16_t root_flags; /* 0x1f2 */
+ uint8_t reserved2[6]; /* 0x1f4 */
+ uint16_t vid_mode; /* 0x1fa */
+ uint16_t root_dev; /* 0x1fc */
+ uint16_t boot_sector_magic; /* 0x1fe */
+ /* 2.00+ */
+ uint8_t reserved3[2]; /* 0x200 */
+ uint8_t header_magic[4]; /* 0x202 */
+ uint16_t protocol_version; /* 0x206 */
+ uint32_t realmode_swtch; /* 0x208 */
+ uint16_t start_sys; /* 0x20c */
+ uint16_t kver_addr; /* 0x20e */
+ uint8_t type_of_loader; /* 0x210 */
+ uint8_t loadflags; /* 0x211 */
+ uint16_t setup_move_size; /* 0x212 */
+ uint32_t code32_start; /* 0x214 */
+ uint32_t ramdisk_image; /* 0x218 */
+ uint32_t ramdisk_size; /* 0x21c */
+ uint8_t reserved4[4]; /* 0x220 */
+ /* 2.01+ */
+ uint16_t heap_end_ptr; /* 0x224 */
+ uint8_t reserved5[2]; /* 0x226 */
+ /* 2.02+ */
+ uint32_t cmd_line_ptr; /* 0x228 */
+ /* 2.03+ */
+ uint32_t initrd_addr_max; /* 0x22c */
+} __attribute__ ((packed));
+
+
+/* Paramters passed to 32-bit part of Linux
+ * This is another view of the structure above.. */
+struct linux_params {
+ uint8_t orig_x; /* 0x00 */
+ uint8_t orig_y; /* 0x01 */
+ uint16_t ext_mem_k; /* 0x02 -- EXT_MEM_K sits here */
+ uint16_t orig_video_page; /* 0x04 */
+ uint8_t orig_video_mode; /* 0x06 */
+ uint8_t orig_video_cols; /* 0x07 */
+ uint16_t unused2; /* 0x08 */
+ uint16_t orig_video_ega_bx; /* 0x0a */
+ uint16_t unused3; /* 0x0c */
+ uint8_t orig_video_lines; /* 0x0e */
+ uint8_t orig_video_isVGA; /* 0x0f */
+ uint16_t orig_video_points; /* 0x10 */
+
+ /* VESA graphic mode -- linear frame buffer */
+ uint16_t lfb_width; /* 0x12 */
+ uint16_t lfb_height; /* 0x14 */
+ uint16_t lfb_depth; /* 0x16 */
+ uint32_t lfb_base; /* 0x18 */
+ uint32_t lfb_size; /* 0x1c */
+ uint16_t cl_magic; /* 0x20 */
+#define CL_MAGIC_VALUE 0xA33F
+ uint16_t cl_offset; /* 0x22 */
+ uint16_t lfb_linelength; /* 0x24 */
+ uint8_t red_size; /* 0x26 */
+ uint8_t red_pos; /* 0x27 */
+ uint8_t green_size; /* 0x28 */
+ uint8_t green_pos; /* 0x29 */
+ uint8_t blue_size; /* 0x2a */
+ uint8_t blue_pos; /* 0x2b */
+ uint8_t rsvd_size; /* 0x2c */
+ uint8_t rsvd_pos; /* 0x2d */
+ uint16_t vesapm_seg; /* 0x2e */
+ uint16_t vesapm_off; /* 0x30 */
+ uint16_t pages; /* 0x32 */
+ uint8_t reserved4[12]; /* 0x34 -- 0x3f reserved for future expansion */
+
+ //struct apm_bios_info apm_bios_info; /* 0x40 */
+ uint8_t apm_bios_info[0x40];
+ //struct drive_info_struct drive_info; /* 0x80 */
+ uint8_t drive_info[0x20];
+ //struct sys_desc_table sys_desc_table; /* 0xa0 */
+ uint8_t sys_desc_table[0x140];
+ uint32_t alt_mem_k; /* 0x1e0 */
+ uint8_t reserved5[4]; /* 0x1e4 */
+ uint8_t e820_map_nr; /* 0x1e8 */
+ uint8_t reserved6[9]; /* 0x1e9 */
+ uint16_t mount_root_rdonly; /* 0x1f2 */
+ uint8_t reserved7[4]; /* 0x1f4 */
+ uint16_t ramdisk_flags; /* 0x1f8 */
+#define RAMDISK_IMAGE_START_MASK 0x07FF
+#define RAMDISK_PROMPT_FLAG 0x8000
+#define RAMDISK_LOAD_FLAG 0x4000
+ uint8_t reserved8[2]; /* 0x1fa */
+ uint16_t orig_root_dev; /* 0x1fc */
+ uint8_t reserved9[1]; /* 0x1fe */
+ uint8_t aux_device_info; /* 0x1ff */
+ uint8_t reserved10[2]; /* 0x200 */
+ uint8_t param_block_signature[4]; /* 0x202 */
+ uint16_t param_block_version; /* 0x206 */
+ uint8_t reserved11[8]; /* 0x208 */
+ uint8_t loader_type; /* 0x210 */
+#define LOADER_TYPE_LOADLIN 1
+#define LOADER_TYPE_BOOTSECT_LOADER 2
+#define LOADER_TYPE_SYSLINUX 3
+#define LOADER_TYPE_ETHERBOOT 4
+#define LOADER_TYPE_KERNEL 5
+ uint8_t loader_flags; /* 0x211 */
+ uint8_t reserved12[2]; /* 0x212 */
+ uint32_t kernel_start; /* 0x214 */
+ uint32_t initrd_start; /* 0x218 */
+ uint32_t initrd_size; /* 0x21c */
+ uint8_t reserved12_5[8]; /* 0x220 */
+ uint32_t cmd_line_ptr; /* 0x228 */
+ uint8_t reserved13[164]; /* 0x22c */
+ struct e820entry e820_map[E820MAX]; /* 0x2d0 */
+ uint8_t reserved16[688]; /* 0x550 */
+#define COMMAND_LINE_SIZE 256
+ /* Command line is copied here by 32-bit i386/kernel/head.S.
+ * So I will follow the boot protocol, rather than putting it
+ * directly here. --ts1 */
+ uint8_t command_line[COMMAND_LINE_SIZE]; /* 0x800 */
+ uint8_t reserved17[1792]; /* 0x900 - 0x1000 */
+};
+
+uint64_t forced_memsize;
+
+/* Load the first part the file and check if it's Linux */
+static uint32_t load_linux_header(struct linux_header *hdr)
+{
+ int load_high;
+ uint32_t kern_addr;
+
+ if (lfile_read(hdr, sizeof *hdr) != sizeof *hdr) {
+ debug("Can't read Linux header\n");
+ return 0;
+ }
+ if (hdr->boot_sector_magic != 0xaa55) {
+ debug("Not a Linux kernel image\n");
+ return 0;
+ }
+
+ /* Linux is found. Print some information */
+ if (memcmp(hdr->header_magic, "HdrS", 4) != 0) {
+ /* This may be floppy disk image or something.
+ * Perform a simple (incomplete) sanity check. */
+ if (hdr->setup_sects >= 16
+ || file_size() - (hdr->setup_sects<<9) >= 512<<10) {
+ debug("This looks like a bootdisk image but not like Linux...\n");
+ return 0;
+ }
+
+ printf("Possible very old Linux");
+ /* This kernel does not even have a protocol version.
+ * Force the value. */
+ hdr->protocol_version = 0; /* pre-2.00 */
+ } else
+ printf("Found Linux");
+ if (hdr->protocol_version >= 0x200 && hdr->kver_addr) {
+ char kver[256];
+ file_seek(hdr->kver_addr + 0x200);
+ if (lfile_read(kver, sizeof kver) != 0) {
+ kver[255] = 0;
+ printf(" version %s", kver);
+ }
+ }
+ debug(" (protocol %#x)", hdr->protocol_version);
+ load_high = 0;
+ if (hdr->protocol_version >= 0x200) {
+ debug(" (loadflags %#x)", hdr->loadflags);
+ load_high = hdr->loadflags & 1;
+ }
+ if (load_high) {
+ printf(" bzImage");
+ kern_addr = 0x100000;
+ } else {
+ printf(" zImage or Image");
+ kern_addr = 0x1000;
+ }
+ printf(".\n");
+
+ return kern_addr;
+}
+
+/* Set up parameters for 32-bit kernel */
+static void
+init_linux_params(struct linux_params *params, struct linux_header *hdr)
+{
+ debug("Setting up paramters at %#lx\n", virt_to_phys(params));
+ memset(params, 0, sizeof *params);
+
+ /* Copy some useful values from header */
+ params->mount_root_rdonly = hdr->root_flags;
+ params->orig_root_dev = hdr->root_dev;
+
+ /* Video parameters.
+ * This assumes we have VGA in standard 80x25 text mode,
+ * just like our vga.c does.
+ * Cursor position is filled later to allow some more printf's. */
+ params->orig_video_mode = 3;
+ params->orig_video_cols = 80;
+ params->orig_video_lines = 25;
+ params->orig_video_isVGA = 1;
+ params->orig_video_points = 16;
+
+ params->loader_type = 0xff; /* Unregistered Linux loader */
+}
+
+/* Memory map */
+static void
+set_memory_size(struct linux_params *params, struct sys_info *info)
+{
+ int i;
+ uint64_t end;
+ uint32_t ramtop = 0;
+ struct e820entry *linux_map;
+ struct memrange *filo_map;
+
+ linux_map = params->e820_map;
+ filo_map = info->memrange;
+ for (i = 0; i < info->n_memranges; i++, linux_map++, filo_map++) {
+ if (i < E820MAX) {
+ /* Convert to BIOS e820 style */
+ linux_map->addr = filo_map->base;
+ linux_map->size = filo_map->size;
+ linux_map->type = E820_RAM;
+ debug("%016Lx - %016Lx\n", linux_map->addr,
+ linux_map->addr + linux_map->size);
+ params->e820_map_nr = i+1;
+ }
+
+ /* Find out top of RAM. XXX This ignores hole above 1MB */
+ end = filo_map->base + filo_map->size;
+ if (end < (1ULL << 32)) { /* don't count memory above 4GB */
+ if (end > ramtop)
+ ramtop = (uint32_t) end;
+ }
+ }
+ debug("ramtop=%#x\n", ramtop);
+ /* Size of memory above 1MB in KB */
+ params->alt_mem_k = (ramtop - (1<<20)) >> 10;
+ /* old style, 64MB max */
+ if (ramtop >= (64<<20))
+ params->ext_mem_k = (63<<10);
+ else
+ params->ext_mem_k = params->alt_mem_k;
+ debug("ext_mem_k=%d, alt_mem_k=%d\n", params->ext_mem_k, params->alt_mem_k);
+}
+
+/*
+ * Parse command line
+ * Some parameters, like initrd=<file>, are not passed to kernel,
+ * we are responsible to process them.
+ * Parameters for kernel are copied to kern_cmdline. Returns name of initrd.
+ */
+static char *parse_command_line(const char *orig_cmdline, char *kern_cmdline)
+{
+ const char *start, *sep, *end, *val;
+ char name[64];
+ unsigned long len;
+ int k_len;
+ int to_kern;
+ char *initrd = 0;
+ int toolong = 0;
+
+ forced_memsize = 0;
+
+ if (!orig_cmdline) {
+ *kern_cmdline = 0;
+ return 0;
+ }
+
+ k_len = 0;
+ debug("original command line: \"%s\"\n", orig_cmdline);
+ debug("kernel command line at %#lx\n", virt_to_phys(kern_cmdline));
+
+ start = orig_cmdline;
+ while (*start == ' ')
+ start++;
+ while (*start) {
+ end = strchr(start, ' ');
+ if (!end)
+ end = start + strlen(start);
+ sep = strchr(start, '=');
+ if (!sep || sep > end)
+ sep = end;
+ len = sep - start;
+ if (len >= sizeof(name))
+ len = sizeof(name) - 1;
+ memcpy(name, start, len);
+ name[len] = 0;
+
+ if (*sep == '=') {
+ val = sep + 1;
+ len = end - val;
+ } else {
+ val = 0;
+ len = 0;
+ }
+
+ /* Only initrd= and mem= are handled here. vga= is not,
+ * which I believe is a paramter to the realmode part of Linux,
+ * which we don't execute. */
+ if (strcmp(name, "initrd") == 0) {
+ if (!val)
+ printf("Missing filename to initrd parameter\n");
+ else {
+ initrd = malloc(len + 1);
+ memcpy(initrd, val, len);
+ initrd[len] = 0;
+ debug("initrd=%s\n", initrd);
+ }
+ /* Don't pass this to kernel */
+ to_kern = 0;
+ } else if (strcmp(name, "mem") == 0) {
+ if (!val)
+ printf("Missing value for mem parameter\n");
+ else {
+ forced_memsize = strtoull_with_suffix(val, (char**)&val, 0);
+ if (forced_memsize == 0)
+ printf("Invalid mem option, ignored\n");
+ if (val != end) {
+ printf("Garbage after mem=<size>, ignored\n");
+ forced_memsize = 0;
+ }
+ debug("mem=%Lu\n", forced_memsize);
+ }
+ /* mem= is for both loader and kernel */
+ to_kern = 1;
+ } else
+ to_kern = 1;
+
+ if (to_kern) {
+ /* Copy to kernel command line buffer */
+ if (k_len != 0)
+ kern_cmdline[k_len++] = ' '; /* put separator */
+ len = end - start;
+ if (k_len + len >= COMMAND_LINE_SIZE) {
+ len = COMMAND_LINE_SIZE - k_len - 1;
+ if (!toolong) {
+ printf("Kernel command line is too long; truncated to "
+ "%d bytes\n", COMMAND_LINE_SIZE-1);
+ toolong = 1;
+ }
+ }
+ memcpy(kern_cmdline + k_len, start, len);
+ k_len += len;
+ }
+
+ start = end;
+ while (*start == ' ')
+ start++;
+ }
+ kern_cmdline[k_len] = 0;
+ debug("kernel command line (%d bytes): \"%s\"\n", k_len, kern_cmdline);
+
+ return initrd;
+}
+
+/* Set command line location */
+static void set_command_line_loc(struct linux_params *params,
+ struct linux_header *hdr)
+{
+ if (hdr->protocol_version >= 0x202) {
+ /* new style */
+ params->cmd_line_ptr = COMMAND_LINE_LOC;
+ } else {
+ /* old style */
+ params->cl_magic = CL_MAGIC_VALUE;
+ params->cl_offset = COMMAND_LINE_LOC - LINUX_PARAM_LOC;
+ }
+}
+
+/* Load 32-bit part of kernel */
+static int load_linux_kernel(struct linux_header *hdr, uint32_t kern_addr)
+{
+ uint32_t kern_offset, kern_size;
+
+ if (hdr->setup_sects == 0)
+ hdr->setup_sects = 4;
+ kern_offset = (hdr->setup_sects + 1) * 512;
+ file_seek(kern_offset);
+ kern_size = file_size() - kern_offset;
+ debug("offset=%#x addr=%#x size=%#x\n", kern_offset, kern_addr, kern_size);
+
+#if 0
+ if (using_devsize) {
+ printf("Attempt to load up to end of device as kernel; "
+ "specify the image size\n");
+ return 0;
+ }
+#endif
+
+ printf("Loading kernel... ");
+ if (lfile_read(phys_to_virt(kern_addr), kern_size) != kern_size) {
+ printf("Can't read kernel\n");
+ return 0;
+ }
+ printf("ok\n");
+
+ return kern_size;
+}
+
+static int load_initrd(struct linux_header *hdr, struct sys_info *info,
+ uint32_t kern_end, struct linux_params *params, const char *initrd_file)
+{
+ uint32_t max;
+ uint32_t start, end, size;
+ uint64_t forced;
+
+ if (!file_open(initrd_file)) {
+ printf("Can't open initrd: %s\n", initrd_file);
+ return -1;
+ }
+
+#if 0
+ if (using_devsize) {
+ printf("Attempt to load up to end of device as initrd; "
+ "specify the image size\n");
+ return -1;
+ }
+#endif
+
+ size = file_size();
+
+
+ /* Find out the kernel's restriction on how high the initrd can be
+ * placed */
+ if (hdr->protocol_version >= 0x203)
+ max = hdr->initrd_addr_max;
+ else
+ max = 0x38000000; /* Hardcoded value for older kernels */
+
+ /* FILO itself is at the top of RAM. (relocated)
+ * So, try putting initrd just below us. */
+ end = virt_to_phys(_start);
+ if (end > max)
+ end = max;
+
+ /* If "mem=" option is given, we have to put the initrd within
+ * the specified range. */
+ if (forced_memsize) {
+ forced = forced_memsize;
+ if (forced > max)
+ forced = max;
+ /* If the "mem=" is lower, it's easy */
+ if (forced <= end)
+ end = forced;
+ else {
+ /* Otherwise, see if we can put it above us */
+ if (virt_to_phys(_end) + size <= forced)
+ end = forced; /* Ok */
+ }
+ }
+
+ start = end - size;
+ start &= ~0xfff; /* page align */
+ end = start + size;
+
+ debug("start=%#x end=%#x\n", start, end);
+
+ if (start < kern_end) {
+ printf("Initrd is too big to fit in memory\n");
+ return -1;
+ }
+
+ printf("Loading initrd... ");
+ if (lfile_read(phys_to_virt(start), size) != size) {
+ printf("Can't read initrd\n");
+ return -1;
+ }
+ printf("ok\n");
+
+ params->initrd_start = start;
+ params->initrd_size = size;
+
+ return 0;
+}
+
+static void hardware_setup(void)
+{
+ /* Disable nmi */
+ outb(0x80, 0x70);
+
+ /* Make sure any coprocessor is properly reset.. */
+ outb(0, 0xf0);
+ outb(0, 0xf1);
+
+ /* we're getting screwed again and again by this problem of the 8259.
+ * so we're going to leave this lying around for inclusion into
+ * crt0.S on an as-needed basis.
+ *
+ * well, that went ok, I hope. Now we have to reprogram the interrupts :-(
+ * we put them right after the intel-reserved hardware interrupts, at
+ * int 0x20-0x2F. There they won't mess up anything. Sadly IBM really
+ * messed this up with the original PC, and they haven't been able to
+ * rectify it afterwards. Thus the bios puts interrupts at 0x08-0x0f,
+ * which is used for the internal hardware interrupts as well. We just
+ * have to reprogram the 8259's, and it isn't fun.
+ */
+
+ outb(0x11, 0x20); /* initialization sequence to 8259A-1 */
+ outb(0x11, 0xA0); /* and to 8259A-2 */
+
+ outb(0x20, 0x21); /* start of hardware int's (0x20) */
+ outb(0x28, 0xA1); /* start of hardware int's 2 (0x28) */
+
+ outb(0x04, 0x21); /* 8259-1 is master */
+ outb(0x02, 0xA1); /* 8259-2 is slave */
+
+ outb(0x01, 0x21); /* 8086 mode for both */
+ outb(0x01, 0xA1);
+
+ outb(0xFF, 0xA1); /* mask off all interrupts for now */
+ outb(0xFB, 0x21); /* mask all irq's but irq2 which is cascaded */
+}
+
+/* Start Linux */
+static int start_linux(uint32_t kern_addr, struct linux_params *params)
+{
+ struct context *ctx;
+ //extern int cursor_x, cursor_y;
+
+ ctx = init_context(phys_to_virt(STACK_LOC), 4096, 0);
+
+ /* Entry point */
+ ctx->pc = kern_addr;
+ ctx->npc = kern_addr + 4;
+
+ debug("pc=%#x\n", kern_addr);
+ printf("Jumping to entry point...\n");
+
+#ifdef VGA_CONSOLE
+ /* Update VGA cursor position.
+ * This must be here because the printf changes the value! */
+ params->orig_x = cursor_x;
+ params->orig_y = cursor_y;
+#endif
+
+ /* Go... */
+ ctx = switch_to(ctx);
+
+ /* It's impossible but... */
+ printf("Returned with o0=%#x\n", ctx->regs[REG_O0]);
+
+ return ctx->regs[REG_O0];
+}
+
+int linux_load(struct sys_info *info, const char *file, const char *cmdline)
+{
+ struct linux_header hdr;
+ struct linux_params *params;
+ uint32_t kern_addr, kern_size;
+ char *initrd_file = 0;
+
+ if (!file_open(file))
+ return -1;
+
+ kern_addr = load_linux_header(&hdr);
+ if (kern_addr == 0) {
+ file_close();
+ return LOADER_NOT_SUPPORT;
+ }
+
+ params = phys_to_virt(LINUX_PARAM_LOC);
+ init_linux_params(params, &hdr);
+ set_memory_size(params, info);
+ initrd_file = parse_command_line(cmdline, phys_to_virt(COMMAND_LINE_LOC));
+ set_command_line_loc(params, &hdr);
+
+ kern_size = load_linux_kernel(&hdr, kern_addr);
+ if (kern_size == 0) {
+ if (initrd_file)
+ free(initrd_file);
+ return -1;
+ }
+
+ if (initrd_file) {
+ if (load_initrd(&hdr, info, kern_addr+kern_size, params, initrd_file)
+ != 0) {
+ free(initrd_file);
+ return -1;
+ }
+ free(initrd_file);
+ }
+
+ hardware_setup();
+
+ start_linux(kern_addr, params);
+ return 0;
+}
Added: openbios-devel/arch/sparc64/loadfs.c
===================================================================
--- openbios-devel/arch/sparc64/loadfs.c (rev 0)
+++ openbios-devel/arch/sparc64/loadfs.c 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,64 @@
+#include "openbios/config.h"
+#include "openbios/kernel.h"
+#include "libc/diskio.h"
+#include "loadfs.h"
+
+static int load_fd=-1;
+
+int file_open(const char *filename)
+{
+ load_fd=open_io(filename);
+ if(load_fd >= 0)
+ seek_io(load_fd, 0);
+ return load_fd>-1;
+}
+
+void file_close(void)
+{
+ if(load_fd==-1)
+ return;
+
+ close_io(load_fd);
+ load_fd=-1;
+}
+
+int lfile_read(void *buf, unsigned long len)
+{
+ int ret = 0;
+
+ if (load_fd >= 0)
+ ret=read_io(load_fd, buf, len);
+ return ret;
+}
+
+int file_seek(unsigned long offset)
+{
+ if (load_fd >= 0)
+ return seek_io(load_fd, offset);
+ else
+ return -1;
+}
+
+unsigned long file_size(void)
+{
+ llong fpos, fsize;
+
+ if (load_fd < 0)
+ return 0;
+
+ /* save current position */
+ fpos=tell(load_fd);
+
+ /* go to end of file and get position */
+ seek_io(load_fd, -1);
+ fsize=tell(load_fd);
+
+ /* go back to old position */
+ seek_io(load_fd, 0);
+ seek_io(load_fd, fpos);
+
+ return fsize;
+}
+
+
+
Added: openbios-devel/arch/sparc64/loadfs.h
===================================================================
--- openbios-devel/arch/sparc64/loadfs.h (rev 0)
+++ openbios-devel/arch/sparc64/loadfs.h 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,7 @@
+int file_open(const char *filename);
+int lfile_read(void *buf, unsigned long len);
+int file_seek(unsigned long offset);
+unsigned long file_size(void);
+
+
+
Added: openbios-devel/arch/sparc64/lsu.h
===================================================================
--- openbios-devel/arch/sparc64/lsu.h (rev 0)
+++ openbios-devel/arch/sparc64/lsu.h 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,20 @@
+/* $Id: lsu.h,v 1.2 1997/04/04 00:50:22 davem Exp $ */
+#ifndef _SPARC64_LSU_H
+#define _SPARC64_LSU_H
+
+#include "const.h"
+
+/* LSU Control Register */
+#define LSU_CONTROL_PM _AC(0x000001fe00000000,UL) /* Phys-watchpoint byte mask*/
+#define LSU_CONTROL_VM _AC(0x00000001fe000000,UL) /* Virt-watchpoint byte mask*/
+#define LSU_CONTROL_PR _AC(0x0000000001000000,UL) /* Phys-rd watchpoint enable*/
+#define LSU_CONTROL_PW _AC(0x0000000000800000,UL) /* Phys-wr watchpoint enable*/
+#define LSU_CONTROL_VR _AC(0x0000000000400000,UL) /* Virt-rd watchpoint enable*/
+#define LSU_CONTROL_VW _AC(0x0000000000200000,UL) /* Virt-wr watchpoint enable*/
+#define LSU_CONTROL_FM _AC(0x00000000000ffff0,UL) /* Parity mask enables. */
+#define LSU_CONTROL_DM _AC(0x0000000000000008,UL) /* Data MMU enable. */
+#define LSU_CONTROL_IM _AC(0x0000000000000004,UL) /* Instruction MMU enable. */
+#define LSU_CONTROL_DC _AC(0x0000000000000002,UL) /* Data cache enable. */
+#define LSU_CONTROL_IC _AC(0x0000000000000001,UL) /* Instruction cache enable.*/
+
+#endif /* !(_SPARC64_LSU_H) */
Added: openbios-devel/arch/sparc64/multiboot.c
===================================================================
--- openbios-devel/arch/sparc64/multiboot.c (rev 0)
+++ openbios-devel/arch/sparc64/multiboot.c 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,125 @@
+/* Support for Multiboot */
+
+#include "openbios/config.h"
+#include "asm/io.h"
+#include "sys_info.h"
+#include "multiboot.h"
+
+#define printf printk
+#ifdef CONFIG_DEBUG_BOOT
+#define debug printk
+#else
+#define debug(x...)
+#endif
+
+struct mbheader {
+ unsigned int magic, flags, checksum;
+};
+const struct mbheader multiboot_header
+ __attribute__((section (".hdr"))) =
+{
+ MULTIBOOT_HEADER_MAGIC,
+ MULTIBOOT_HEADER_FLAGS,
+ -(MULTIBOOT_HEADER_MAGIC + MULTIBOOT_HEADER_FLAGS)
+};
+
+/* Multiboot information structure, provided by loader to us */
+
+struct multiboot_mmap {
+ unsigned entry_size;
+ unsigned base_lo, base_hi;
+ unsigned size_lo, size_hi;
+ unsigned type;
+};
+
+#define MULTIBOOT_MEM_VALID 0x01
+#define MULTIBOOT_BOOT_DEV_VALID 0x02
+#define MULTIBOOT_CMDLINE_VALID 0x04
+#define MULTIBOOT_MODS_VALID 0x08
+#define MULTIBOOT_AOUT_SYMS_VALID 0x10
+#define MULTIBOOT_ELF_SYMS_VALID 0x20
+#define MULTIBOOT_MMAP_VALID 0x40
+
+void collect_multiboot_info(struct sys_info *info);
+void collect_multiboot_info(struct sys_info *info)
+{
+ struct multiboot_info *mbinfo;
+ struct multiboot_mmap *mbmem;
+ unsigned mbcount, mbaddr;
+ unsigned int i;
+ struct memrange *mmap;
+ int mmap_count;
+ module_t *mod;
+
+ if (info->boot_type != 0x2BADB002)
+ return;
+
+ debug("Using Multiboot information at %#lx\n", info->boot_data);
+
+ mbinfo = phys_to_virt(info->boot_data);
+
+ if (mbinfo->mods_count != 1) {
+ printf("Multiboot: no dictionary\n");
+ return;
+ }
+
+ mod = (module_t *) mbinfo->mods_addr;
+ info->dict_start=(unsigned long *)mod->mod_start;
+ info->dict_end=(unsigned long *)mod->mod_end;
+
+ if (mbinfo->flags & MULTIBOOT_MMAP_VALID) {
+ /* convert mmap records */
+ mbmem = phys_to_virt(mbinfo->mmap_addr);
+ mbcount = mbinfo->mmap_length / (mbmem->entry_size + 4);
+ mmap = malloc(mbcount * sizeof(struct memrange));
+ mmap_count = 0;
+ mbaddr = mbinfo->mmap_addr;
+ for (i = 0; i < mbcount; i++) {
+ mbmem = phys_to_virt(mbaddr);
+ debug("%08x%08x %08x%08x (%d)\n",
+ mbmem->base_hi,
+ mbmem->base_lo,
+ mbmem->size_hi,
+ mbmem->size_lo,
+ mbmem->type);
+ if (mbmem->type == 1) { /* Only normal RAM */
+ mmap[mmap_count].base = mbmem->base_lo
+ + (((unsigned long long) mbmem->base_hi) << 32);
+ mmap[mmap_count].size = mbmem->size_lo
+ + (((unsigned long long) mbmem->size_hi) << 32);
+ mmap_count++;
+ }
+ mbaddr += mbmem->entry_size + 4;
+ if (mbaddr >= mbinfo->mmap_addr + mbinfo->mmap_length)
+ break;
+ }
+ /* simple sanity check - there should be at least 2 RAM segments
+ * (base 640k and extended) */
+ if (mmap_count >= 2)
+ goto got_it;
+
+ printf("Multiboot mmap is broken\n");
+ free(mmap);
+ /* fall back to mem_lower/mem_upper */
+ }
+
+ if (mbinfo->flags & MULTIBOOT_MEM_VALID) {
+ /* use mem_lower and mem_upper */
+ mmap_count = 2;
+ mmap = malloc(2 * sizeof(*mmap));
+ mmap[0].base = 0;
+ mmap[0].size = mbinfo->mem_lower << 10;
+ mmap[1].base = 1 << 20; /* 1MB */
+ mmap[1].size = mbinfo->mem_upper << 10;
+ goto got_it;
+ }
+
+ printf("Can't get memory information from Multiboot\n");
+ return;
+
+got_it:
+ info->memrange = mmap;
+ info->n_memranges = mmap_count;
+
+ return;
+}
Added: openbios-devel/arch/sparc64/multiboot.h
===================================================================
--- openbios-devel/arch/sparc64/multiboot.h (rev 0)
+++ openbios-devel/arch/sparc64/multiboot.h 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,96 @@
+/* multiboot.h
+ * tag: header for multiboot
+ *
+ * Copyright (C) 2003-2004 Stefan Reinauer
+ *
+ * See the file "COPYING" for further information about
+ * the copyright and warranty status of this work.
+ */
+
+/* magic number for multiboot header */
+#define MULTIBOOT_HEADER_MAGIC 0x1BADB002
+
+/* flags for multiboot header */
+#define MULTIBOOT_HEADER_FLAGS 0x00010003
+
+/* magic number passed by multiboot-compliant boot loader. */
+#define MULTIBOOT_BOOTLOADER_MAGIC 0x2BADB002
+
+/* The size of our stack (8KB). */
+#define STACK_SIZE 0x2000
+
+/* C symbol format. HAVE_ASM_USCORE is defined by configure. */
+#ifdef HAVE_ASM_USCORE
+# define EXT_C(sym) _ ## sym
+#else
+# define EXT_C(sym) sym
+#endif
+
+#ifndef ASM
+/* We don't want these declarations in boot.S */
+
+/* multiboot header */
+typedef struct multiboot_header {
+ unsigned long magic;
+ unsigned long flags;
+ unsigned long checksum;
+ unsigned long header_addr;
+ unsigned long load_addr;
+ unsigned long load_end_addr;
+ unsigned long bss_end_addr;
+ unsigned long entry_addr;
+} multiboot_header_t;
+
+/* symbol table for a.out */
+typedef struct aout_symbol_table {
+ unsigned long tabsize;
+ unsigned long strsize;
+ unsigned long addr;
+ unsigned long reserved;
+} aout_symbol_table_t;
+
+/* section header table for ELF */
+typedef struct elf_section_header_table {
+ unsigned long num;
+ unsigned long size;
+ unsigned long addr;
+ unsigned long shndx;
+} elf_section_header_table_t;
+
+/* multiboot information */
+typedef struct multiboot_info {
+ unsigned long flags;
+ unsigned long mem_lower;
+ unsigned long mem_upper;
+ unsigned long boot_device;
+ unsigned long cmdline;
+ unsigned long mods_count;
+ unsigned long mods_addr;
+ union {
+ aout_symbol_table_t aout_sym;
+ elf_section_header_table_t elf_sec;
+ } u;
+ unsigned long mmap_length;
+ unsigned long mmap_addr;
+} multiboot_info_t;
+
+/* module structure */
+typedef struct module {
+ unsigned long mod_start;
+ unsigned long mod_end;
+ unsigned long string;
+ unsigned long reserved;
+} module_t;
+
+/* memory map. Be careful that the offset 0 is base_addr_low
+ but no size. */
+typedef struct memory_map {
+ unsigned long size;
+ unsigned long base_addr_low;
+ unsigned long base_addr_high;
+ unsigned long length_low;
+ unsigned long length_high;
+ unsigned long type;
+} memory_map_t;
+
+#endif /* ! ASM */
Added: openbios-devel/arch/sparc64/openbios.c
===================================================================
--- openbios-devel/arch/sparc64/openbios.c (rev 0)
+++ openbios-devel/arch/sparc64/openbios.c 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,115 @@
+/* tag: openbios forth environment, executable code
+ *
+ * Copyright (C) 2003 Patrick Mauritz, Stefan Reinauer
+ *
+ * See the file "COPYING" for further information about
+ * the copyright and warranty status of this work.
+ */
+
+#include "openbios/config.h"
+#include "openbios/bindings.h"
+#include "openbios/drivers.h"
+#include "asm/types.h"
+#include "dict.h"
+#include "openbios/kernel.h"
+#include "openbios/stack.h"
+#include "sys_info.h"
+#include "openbios.h"
+
+void boot(void);
+
+static unsigned char intdict[256 * 1024];
+
+// XXX
+void arch_nvram_put()
+{
+}
+
+void arch_nvram_get()
+{
+}
+
+int arch_nvram_size;
+
+static void init_memory(void)
+{
+
+ /* push start and end of available memory to the stack
+ * so that the forth word QUIT can initialize memory
+ * management. For now we use hardcoded memory between
+ * 0x10000 and 0x9ffff (576k). If we need more memory
+ * than that we have serious bloat.
+ */
+
+ PUSH((unsigned int)&_heap);
+ PUSH((unsigned int)&_eheap);
+}
+
+static void
+arch_init( void )
+{
+ void setup_timers(void);
+
+ modules_init();
+#ifdef CONFIG_DEBUG_CONSOLE_VIDEO
+ init_video();
+#endif
+
+ nvram_init();
+ device_end();
+
+ bind_func("platform-boot", boot );
+}
+
+int openbios(void)
+{
+ extern struct sys_info sys_info;
+
+#ifdef CONFIG_DEBUG_CONSOLE
+#ifdef CONFIG_DEBUG_CONSOLE_SERIAL
+ uart_init(CONFIG_SERIAL_PORT, CONFIG_SERIAL_SPEED);
+#endif
+#ifdef CONFIG_DEBUG_CONSOLE_VGA
+ video_init();
+#endif
+ /* Clear the screen. */
+ cls();
+ printk("OpenBIOS for Sparc64\n");
+#endif
+
+ collect_sys_info(&sys_info);
+
+ dict=intdict;
+ load_dictionary((char *)sys_info.dict_start,
+ (unsigned long)sys_info.dict_end
+ - (unsigned long)sys_info.dict_start);
+
+#ifdef CONFIG_DEBUG_BOOT
+ printk("forth started.\n");
+ printk("initializing memory...");
+#endif
+
+ init_memory();
+
+#ifdef CONFIG_DEBUG_BOOT
+ printk("done\n");
+#endif
+
+ PUSH_xt( bind_noname_func(arch_init) );
+ fword("PREPOST-initializer");
+
+ PC = (ucell)findword("initialize-of");
+
+ if (!PC) {
+ printk("panic: no dictionary entry point.\n");
+ return -1;
+ }
+#ifdef CONFIG_DEBUG_DICTIONARY
+ printk("done (%d bytes).\n", dicthead);
+ printk("Jumping to dictionary...\n");
+#endif
+
+ enterforth((xt_t)PC);
+
+ return 0;
+}
Added: openbios-devel/arch/sparc64/openbios.h
===================================================================
--- openbios-devel/arch/sparc64/openbios.h (rev 0)
+++ openbios-devel/arch/sparc64/openbios.h 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,29 @@
+/*
+ * Creation Date: <2004/01/15 16:14:05 samuel>
+ * Time-stamp: <2004/01/15 16:14:05 samuel>
+ *
+ * <openbios.h>
+ *
+ *
+ *
+ * Copyright (C) 2004 Samuel Rydh (samuel at ibrium.se)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2
+ *
+ */
+
+#ifndef _H_OPENBIOS
+#define _H_OPENBIOS
+
+int openbios(void);
+
+/* console.c */
+extern void cls(void);
+#ifdef CONFIG_DEBUG_CONSOLE
+extern int uart_init(int port, unsigned long speed);
+extern void video_init(void);
+#endif
+
+#endif /* _H_OPENBIOS */
Added: openbios-devel/arch/sparc64/openprom.h
===================================================================
--- openbios-devel/arch/sparc64/openprom.h (rev 0)
+++ openbios-devel/arch/sparc64/openprom.h 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,281 @@
+/* $Id: openprom.h,v 1.9 2001/03/16 10:22:02 davem Exp $ */
+#ifndef __SPARC64_OPENPROM_H
+#define __SPARC64_OPENPROM_H
+
+/* openprom.h: Prom structures and defines for access to the OPENBOOT
+ * prom routines and data areas.
+ *
+ * Copyright (C) 1996 David S. Miller (davem at caip.rutgers.edu)
+ */
+
+#ifndef __ASSEMBLY__
+/* V0 prom device operations. */
+struct linux_dev_v0_funcs {
+ int (*v0_devopen)(char *device_str);
+ int (*v0_devclose)(int dev_desc);
+ int (*v0_rdblkdev)(int dev_desc, int num_blks, int blk_st, char *buf);
+ int (*v0_wrblkdev)(int dev_desc, int num_blks, int blk_st, char *buf);
+ int (*v0_wrnetdev)(int dev_desc, int num_bytes, char *buf);
+ int (*v0_rdnetdev)(int dev_desc, int num_bytes, char *buf);
+ int (*v0_rdchardev)(int dev_desc, int num_bytes, int dummy, char *buf);
+ int (*v0_wrchardev)(int dev_desc, int num_bytes, int dummy, char *buf);
+ int (*v0_seekdev)(int dev_desc, long logical_offst, int from);
+};
+
+/* V2 and later prom device operations. */
+struct linux_dev_v2_funcs {
+ int (*v2_inst2pkg)(int d); /* Convert ihandle to phandle */
+ char * (*v2_dumb_mem_alloc)(char *va, unsigned sz);
+ void (*v2_dumb_mem_free)(char *va, unsigned sz);
+
+ /* To map devices into virtual I/O space. */
+ char * (*v2_dumb_mmap)(char *virta, int which_io, unsigned paddr, unsigned sz);
+ void (*v2_dumb_munmap)(char *virta, unsigned size);
+
+ int (*v2_dev_open)(char *devpath);
+ void (*v2_dev_close)(int d);
+ int (*v2_dev_read)(int d, char *buf, int nbytes);
+ int (*v2_dev_write)(int d, char *buf, int nbytes);
+ int (*v2_dev_seek)(int d, int hi, int lo);
+
+ /* Never issued (multistage load support) */
+ void (*v2_wheee2)(void);
+ void (*v2_wheee3)(void);
+};
+
+struct linux_mlist_v0 {
+ struct linux_mlist_v0 *theres_more;
+ unsigned start_adr;
+ unsigned num_bytes;
+};
+
+struct linux_mem_v0 {
+ struct linux_mlist_v0 **v0_totphys;
+ struct linux_mlist_v0 **v0_prommap;
+ struct linux_mlist_v0 **v0_available; /* What we can use */
+};
+
+/* Arguments sent to the kernel from the boot prompt. */
+struct linux_arguments_v0 {
+ char *argv[8];
+ char args[100];
+ char boot_dev[2];
+ int boot_dev_ctrl;
+ int boot_dev_unit;
+ int dev_partition;
+ char *kernel_file_name;
+ void *aieee1; /* XXX */
+};
+
+/* V2 and up boot things. */
+struct linux_bootargs_v2 {
+ char **bootpath;
+ char **bootargs;
+ int *fd_stdin;
+ int *fd_stdout;
+};
+
+/* The top level PROM vector. */
+struct linux_romvec {
+ /* Version numbers. */
+ unsigned int pv_magic_cookie;
+ unsigned int pv_romvers;
+ unsigned int pv_plugin_revision;
+ unsigned int pv_printrev;
+
+ /* Version 0 memory descriptors. */
+ struct linux_mem_v0 pv_v0mem;
+
+ /* Node operations. */
+ struct linux_nodeops *pv_nodeops;
+
+ char **pv_bootstr;
+ struct linux_dev_v0_funcs pv_v0devops;
+
+ char *pv_stdin;
+ char *pv_stdout;
+#define PROMDEV_KBD 0 /* input from keyboard */
+#define PROMDEV_SCREEN 0 /* output to screen */
+#define PROMDEV_TTYA 1 /* in/out to ttya */
+#define PROMDEV_TTYB 2 /* in/out to ttyb */
+
+ /* Blocking getchar/putchar. NOT REENTRANT! (grr) */
+ int (*pv_getchar)(void);
+ void (*pv_putchar)(int ch);
+
+ /* Non-blocking variants. */
+ int (*pv_nbgetchar)(void);
+ int (*pv_nbputchar)(int ch);
+
+ void (*pv_putstr)(char *str, int len);
+
+ /* Miscellany. */
+ void (*pv_reboot)(char *bootstr);
+ void (*pv_printf)(__const__ char *fmt, ...);
+ void (*pv_abort)(void);
+ __volatile__ int *pv_ticks;
+ void (*pv_halt)(void);
+ void (**pv_synchook)(void);
+
+ /* Evaluate a forth string, not different proto for V0 and V2->up. */
+ union {
+ void (*v0_eval)(int len, char *str);
+ void (*v2_eval)(char *str);
+ } pv_fortheval;
+
+ struct linux_arguments_v0 **pv_v0bootargs;
+
+ /* Get ether address. */
+ unsigned int (*pv_enaddr)(int d, char *enaddr);
+
+ struct linux_bootargs_v2 pv_v2bootargs;
+ struct linux_dev_v2_funcs pv_v2devops;
+
+ int filler[15];
+
+ /* This one is sun4c/sun4 only. */
+ void (*pv_setctxt)(int ctxt, char *va, int pmeg);
+
+ /* Prom version 3 Multiprocessor routines. This stuff is crazy.
+ * No joke. Calling these when there is only one cpu probably
+ * crashes the machine, have to test this. :-)
+ */
+
+ /* v3_cpustart() will start the cpu 'whichcpu' in mmu-context
+ * 'thiscontext' executing at address 'prog_counter'
+ */
+ int (*v3_cpustart)(unsigned int whichcpu, int ctxtbl_ptr,
+ int thiscontext, char *prog_counter);
+
+ /* v3_cpustop() will cause cpu 'whichcpu' to stop executing
+ * until a resume cpu call is made.
+ */
+ int (*v3_cpustop)(unsigned int whichcpu);
+
+ /* v3_cpuidle() will idle cpu 'whichcpu' until a stop or
+ * resume cpu call is made.
+ */
+ int (*v3_cpuidle)(unsigned int whichcpu);
+
+ /* v3_cpuresume() will resume processor 'whichcpu' executing
+ * starting with whatever 'pc' and 'npc' were left at the
+ * last 'idle' or 'stop' call.
+ */
+ int (*v3_cpuresume)(unsigned int whichcpu);
+};
+
+/* Routines for traversing the prom device tree. */
+struct linux_nodeops {
+ int (*no_nextnode)(int node);
+ int (*no_child)(int node);
+ int (*no_proplen)(int node, char *name);
+ int (*no_getprop)(int node, char *name, char *val);
+ int (*no_setprop)(int node, char *name, char *val, int len);
+ char * (*no_nextprop)(int node, char *name);
+};
+
+/* More fun PROM structures for device probing. */
+#define PROMREG_MAX 16
+#define PROMVADDR_MAX 16
+#define PROMINTR_MAX 15
+
+struct linux_prom_registers {
+ unsigned which_io; /* hi part of physical address */
+ unsigned phys_addr; /* The physical address of this register */
+ int reg_size; /* How many bytes does this register take up? */
+};
+
+struct linux_prom64_registers {
+ long phys_addr;
+ long reg_size;
+};
+
+struct linux_prom_irqs {
+ int pri; /* IRQ priority */
+ int vector; /* This is foobar, what does it do? */
+};
+
+/* Element of the "ranges" vector */
+struct linux_prom_ranges {
+ unsigned int ot_child_space;
+ unsigned int ot_child_base; /* Bus feels this */
+ unsigned int ot_parent_space;
+ unsigned int ot_parent_base; /* CPU looks from here */
+ unsigned int or_size;
+};
+
+struct linux_prom64_ranges {
+ unsigned long ot_child_base; /* Bus feels this */
+ unsigned long ot_parent_base; /* CPU looks from here */
+ unsigned long or_size;
+};
+
+/* Ranges and reg properties are a bit different for PCI. */
+struct linux_prom_pci_registers {
+ unsigned int phys_hi;
+ unsigned int phys_mid;
+ unsigned int phys_lo;
+
+ unsigned int size_hi;
+ unsigned int size_lo;
+};
+
+struct linux_prom_pci_ranges {
+ unsigned int child_phys_hi; /* Only certain bits are encoded here. */
+ unsigned int child_phys_mid;
+ unsigned int child_phys_lo;
+
+ unsigned int parent_phys_hi;
+ unsigned int parent_phys_lo;
+
+ unsigned int size_hi;
+ unsigned int size_lo;
+};
+
+struct linux_prom_pci_intmap {
+ unsigned int phys_hi;
+ unsigned int phys_mid;
+ unsigned int phys_lo;
+
+ unsigned int interrupt;
+
+ int cnode;
+ unsigned int cinterrupt;
+};
+
+struct linux_prom_pci_intmask {
+ unsigned int phys_hi;
+ unsigned int phys_mid;
+ unsigned int phys_lo;
+ unsigned int interrupt;
+};
+
+struct linux_prom_ebus_ranges {
+ unsigned int child_phys_hi;
+ unsigned int child_phys_lo;
+
+ unsigned int parent_phys_hi;
+ unsigned int parent_phys_mid;
+ unsigned int parent_phys_lo;
+
+ unsigned int size;
+};
+
+struct linux_prom_ebus_intmap {
+ unsigned int phys_hi;
+ unsigned int phys_lo;
+
+ unsigned int interrupt;
+
+ int cnode;
+ unsigned int cinterrupt;
+};
+
+struct linux_prom_ebus_intmask {
+ unsigned int phys_hi;
+ unsigned int phys_lo;
+ unsigned int interrupt;
+};
+#endif /* !(__ASSEMBLY__) */
+
+#endif /* !(__SPARC64_OPENPROM_H) */
Added: openbios-devel/arch/sparc64/plainboot.c
===================================================================
--- openbios-devel/arch/sparc64/plainboot.c (rev 0)
+++ openbios-devel/arch/sparc64/plainboot.c 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,22 @@
+/* tag: openbios fixed address forth starter
+ *
+ * Copyright (C) 2003 Stefan Reinauer
+ *
+ * See the file "COPYING" for further information about
+ * the copyright and warranty status of this work.
+ */
+
+#include "openbios/config.h"
+#include "sys_info.h"
+#include "multiboot.h"
+
+#define FIXED_DICTSTART 0xfffe0000
+#define FIXED_DICTEND 0xfffeffff
+
+void collect_multiboot_info(struct sys_info *info);
+void collect_multiboot_info(struct sys_info *info)
+{
+ info->dict_start=(unsigned long *)FIXED_DICTSTART;
+ info->dict_end=(unsigned long *)FIXED_DICTEND;
+}
+
Added: openbios-devel/arch/sparc64/pstate.h
===================================================================
--- openbios-devel/arch/sparc64/pstate.h (rev 0)
+++ openbios-devel/arch/sparc64/pstate.h 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,90 @@
+/* $Id: pstate.h,v 1.6 1997/06/25 07:39:45 jj Exp $ */
+#ifndef _SPARC64_PSTATE_H
+#define _SPARC64_PSTATE_H
+
+#include "const.h"
+
+/* The V9 PSTATE Register (with SpitFire extensions).
+ *
+ * -----------------------------------------------------------------------
+ * | Resv | IG | MG | CLE | TLE | MM | RED | PEF | AM | PRIV | IE | AG |
+ * -----------------------------------------------------------------------
+ * 63 12 11 10 9 8 7 6 5 4 3 2 1 0
+ */
+#define PSTATE_IG _AC(0x0000000000000800,UL) /* Interrupt Globals. */
+#define PSTATE_MG _AC(0x0000000000000400,UL) /* MMU Globals. */
+#define PSTATE_CLE _AC(0x0000000000000200,UL) /* Current Little Endian.*/
+#define PSTATE_TLE _AC(0x0000000000000100,UL) /* Trap Little Endian. */
+#define PSTATE_MM _AC(0x00000000000000c0,UL) /* Memory Model. */
+#define PSTATE_TSO _AC(0x0000000000000000,UL) /* MM: TotalStoreOrder */
+#define PSTATE_PSO _AC(0x0000000000000040,UL) /* MM: PartialStoreOrder */
+#define PSTATE_RMO _AC(0x0000000000000080,UL) /* MM: RelaxedMemoryOrder*/
+#define PSTATE_RED _AC(0x0000000000000020,UL) /* Reset Error Debug. */
+#define PSTATE_PEF _AC(0x0000000000000010,UL) /* Floating Point Enable.*/
+#define PSTATE_AM _AC(0x0000000000000008,UL) /* Address Mask. */
+#define PSTATE_PRIV _AC(0x0000000000000004,UL) /* Privilege. */
+#define PSTATE_IE _AC(0x0000000000000002,UL) /* Interrupt Enable. */
+#define PSTATE_AG _AC(0x0000000000000001,UL) /* Alternate Globals. */
+
+/* The V9 TSTATE Register (with SpitFire and Linux extensions).
+ *
+ * ---------------------------------------------------------------
+ * | Resv | CCR | ASI | %pil | PSTATE | Resv | CWP |
+ * ---------------------------------------------------------------
+ * 63 40 39 32 31 24 23 20 19 8 7 5 4 0
+ */
+#define TSTATE_CCR _AC(0x000000ff00000000,UL) /* Condition Codes. */
+#define TSTATE_XCC _AC(0x000000f000000000,UL) /* Condition Codes. */
+#define TSTATE_XNEG _AC(0x0000008000000000,UL) /* %xcc Negative. */
+#define TSTATE_XZERO _AC(0x0000004000000000,UL) /* %xcc Zero. */
+#define TSTATE_XOVFL _AC(0x0000002000000000,UL) /* %xcc Overflow. */
+#define TSTATE_XCARRY _AC(0x0000001000000000,UL) /* %xcc Carry. */
+#define TSTATE_ICC _AC(0x0000000f00000000,UL) /* Condition Codes. */
+#define TSTATE_INEG _AC(0x0000000800000000,UL) /* %icc Negative. */
+#define TSTATE_IZERO _AC(0x0000000400000000,UL) /* %icc Zero. */
+#define TSTATE_IOVFL _AC(0x0000000200000000,UL) /* %icc Overflow. */
+#define TSTATE_ICARRY _AC(0x0000000100000000,UL) /* %icc Carry. */
+#define TSTATE_ASI _AC(0x00000000ff000000,UL) /* AddrSpace ID. */
+#define TSTATE_PIL _AC(0x0000000000f00000,UL) /* %pil (Linux traps)*/
+#define TSTATE_PSTATE _AC(0x00000000000fff00,UL) /* PSTATE. */
+#define TSTATE_IG _AC(0x0000000000080000,UL) /* Interrupt Globals.*/
+#define TSTATE_MG _AC(0x0000000000040000,UL) /* MMU Globals. */
+#define TSTATE_CLE _AC(0x0000000000020000,UL) /* CurrLittleEndian. */
+#define TSTATE_TLE _AC(0x0000000000010000,UL) /* TrapLittleEndian. */
+#define TSTATE_MM _AC(0x000000000000c000,UL) /* Memory Model. */
+#define TSTATE_TSO _AC(0x0000000000000000,UL) /* MM: TSO */
+#define TSTATE_PSO _AC(0x0000000000004000,UL) /* MM: PSO */
+#define TSTATE_RMO _AC(0x0000000000008000,UL) /* MM: RMO */
+#define TSTATE_RED _AC(0x0000000000002000,UL) /* Reset Error Debug.*/
+#define TSTATE_PEF _AC(0x0000000000001000,UL) /* FPU Enable. */
+#define TSTATE_AM _AC(0x0000000000000800,UL) /* Address Mask. */
+#define TSTATE_PRIV _AC(0x0000000000000400,UL) /* Privilege. */
+#define TSTATE_IE _AC(0x0000000000000200,UL) /* Interrupt Enable. */
+#define TSTATE_AG _AC(0x0000000000000100,UL) /* Alternate Globals.*/
+#define TSTATE_CWP _AC(0x000000000000001f,UL) /* Curr Win-Pointer. */
+
+/* Floating-Point Registers State Register.
+ *
+ * --------------------------------
+ * | Resv | FEF | DU | DL |
+ * --------------------------------
+ * 63 3 2 1 0
+ */
+#define FPRS_FEF _AC(0x0000000000000004,UL) /* FPU Enable. */
+#define FPRS_DU _AC(0x0000000000000002,UL) /* Dirty Upper. */
+#define FPRS_DL _AC(0x0000000000000001,UL) /* Dirty Lower. */
+
+/* Version Register.
+ *
+ * ------------------------------------------------------
+ * | MANUF | IMPL | MASK | Resv | MAXTL | Resv | MAXWIN |
+ * ------------------------------------------------------
+ * 63 48 47 32 31 24 23 16 15 8 7 5 4 0
+ */
+#define VERS_MANUF _AC(0xffff000000000000,UL) /* Manufacturer. */
+#define VERS_IMPL _AC(0x0000ffff00000000,UL) /* Implementation. */
+#define VERS_MASK _AC(0x00000000ff000000,UL) /* Mask Set Revision.*/
+#define VERS_MAXTL _AC(0x000000000000ff00,UL) /* Max Trap Level. */
+#define VERS_MAXWIN _AC(0x000000000000001f,UL) /* Max RegWindow Idx.*/
+
+#endif /* !(_SPARC64_PSTATE_H) */
Added: openbios-devel/arch/sparc64/spitfire.h
===================================================================
--- openbios-devel/arch/sparc64/spitfire.h (rev 0)
+++ openbios-devel/arch/sparc64/spitfire.h 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,502 @@
+/* $Id: spitfire.h,v 1.18 2001/11/29 16:42:10 kanoj Exp $
+ * spitfire.h: SpitFire/BlackBird/Cheetah inline MMU operations.
+ *
+ * Copyright (C) 1996 David S. Miller (davem at caip.rutgers.edu)
+ */
+
+#ifndef _SPARC64_SPITFIRE_H
+#define _SPARC64_SPITFIRE_H
+
+#include <asm/asi.h>
+
+/* The following register addresses are accessible via ASI_DMMU
+ * and ASI_IMMU, that is there is a distinct and unique copy of
+ * each these registers for each TLB.
+ */
+#define TSB_TAG_TARGET 0x0000000000000000 /* All chips */
+#define TLB_SFSR 0x0000000000000018 /* All chips */
+#define TSB_REG 0x0000000000000028 /* All chips */
+#define TLB_TAG_ACCESS 0x0000000000000030 /* All chips */
+#define VIRT_WATCHPOINT 0x0000000000000038 /* All chips */
+#define PHYS_WATCHPOINT 0x0000000000000040 /* All chips */
+#define TSB_EXTENSION_P 0x0000000000000048 /* Ultra-III and later */
+#define TSB_EXTENSION_S 0x0000000000000050 /* Ultra-III and later, D-TLB only */
+#define TSB_EXTENSION_N 0x0000000000000058 /* Ultra-III and later */
+#define TLB_TAG_ACCESS_EXT 0x0000000000000060 /* Ultra-III+ and later */
+
+/* These registers only exist as one entity, and are accessed
+ * via ASI_DMMU only.
+ */
+#define PRIMARY_CONTEXT 0x0000000000000008
+#define SECONDARY_CONTEXT 0x0000000000000010
+#define DMMU_SFAR 0x0000000000000020
+#define VIRT_WATCHPOINT 0x0000000000000038
+#define PHYS_WATCHPOINT 0x0000000000000040
+
+#define SPITFIRE_HIGHEST_LOCKED_TLBENT (64 - 1)
+
+#ifndef __ASSEMBLY__
+
+enum ultra_tlb_layout {
+ spitfire = 0,
+ cheetah = 1,
+ cheetah_plus = 2,
+};
+
+extern enum ultra_tlb_layout tlb_type;
+
+#define CHEETAH_HIGHEST_LOCKED_TLBENT (16 - 1)
+
+#define L1DCACHE_SIZE 0x4000
+
+#define sparc64_highest_locked_tlbent() \
+ (tlb_type == spitfire ? \
+ SPITFIRE_HIGHEST_LOCKED_TLBENT : \
+ CHEETAH_HIGHEST_LOCKED_TLBENT)
+
+static __inline__ unsigned long spitfire_get_isfsr(void)
+{
+ unsigned long ret;
+
+ __asm__ __volatile__("ldxa [%1] %2, %0"
+ : "=r" (ret)
+ : "r" (TLB_SFSR), "i" (ASI_IMMU));
+ return ret;
+}
+
+static __inline__ unsigned long spitfire_get_dsfsr(void)
+{
+ unsigned long ret;
+
+ __asm__ __volatile__("ldxa [%1] %2, %0"
+ : "=r" (ret)
+ : "r" (TLB_SFSR), "i" (ASI_DMMU));
+ return ret;
+}
+
+static __inline__ unsigned long spitfire_get_sfar(void)
+{
+ unsigned long ret;
+
+ __asm__ __volatile__("ldxa [%1] %2, %0"
+ : "=r" (ret)
+ : "r" (DMMU_SFAR), "i" (ASI_DMMU));
+ return ret;
+}
+
+static __inline__ void spitfire_put_isfsr(unsigned long sfsr)
+{
+ __asm__ __volatile__("stxa %0, [%1] %2\n\t"
+ "membar #Sync"
+ : /* no outputs */
+ : "r" (sfsr), "r" (TLB_SFSR), "i" (ASI_IMMU));
+}
+
+static __inline__ void spitfire_put_dsfsr(unsigned long sfsr)
+{
+ __asm__ __volatile__("stxa %0, [%1] %2\n\t"
+ "membar #Sync"
+ : /* no outputs */
+ : "r" (sfsr), "r" (TLB_SFSR), "i" (ASI_DMMU));
+}
+
+static __inline__ unsigned long spitfire_get_primary_context(void)
+{
+ unsigned long ctx;
+
+ __asm__ __volatile__("ldxa [%1] %2, %0"
+ : "=r" (ctx)
+ : "r" (PRIMARY_CONTEXT), "i" (ASI_DMMU));
+ return ctx;
+}
+
+static __inline__ void spitfire_set_primary_context(unsigned long ctx)
+{
+ __asm__ __volatile__("stxa %0, [%1] %2\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (ctx & 0x3ff),
+ "r" (PRIMARY_CONTEXT), "i" (ASI_DMMU));
+ __asm__ __volatile__ ("membar #Sync" : : : "memory");
+}
+
+static __inline__ unsigned long spitfire_get_secondary_context(void)
+{
+ unsigned long ctx;
+
+ __asm__ __volatile__("ldxa [%1] %2, %0"
+ : "=r" (ctx)
+ : "r" (SECONDARY_CONTEXT), "i" (ASI_DMMU));
+ return ctx;
+}
+
+static __inline__ void spitfire_set_secondary_context(unsigned long ctx)
+{
+ __asm__ __volatile__("stxa %0, [%1] %2\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (ctx & 0x3ff),
+ "r" (SECONDARY_CONTEXT), "i" (ASI_DMMU));
+ __asm__ __volatile__ ("membar #Sync" : : : "memory");
+}
+
+/* The data cache is write through, so this just invalidates the
+ * specified line.
+ */
+static __inline__ void spitfire_put_dcache_tag(unsigned long addr, unsigned long tag)
+{
+ __asm__ __volatile__("stxa %0, [%1] %2\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (tag), "r" (addr), "i" (ASI_DCACHE_TAG));
+ __asm__ __volatile__ ("membar #Sync" : : : "memory");
+}
+
+/* The instruction cache lines are flushed with this, but note that
+ * this does not flush the pipeline. It is possible for a line to
+ * get flushed but stale instructions to still be in the pipeline,
+ * a flush instruction (to any address) is sufficient to handle
+ * this issue after the line is invalidated.
+ */
+static __inline__ void spitfire_put_icache_tag(unsigned long addr, unsigned long tag)
+{
+ __asm__ __volatile__("stxa %0, [%1] %2\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (tag), "r" (addr), "i" (ASI_IC_TAG));
+}
+
+static __inline__ unsigned long spitfire_get_dtlb_data(int entry)
+{
+ unsigned long data;
+
+ __asm__ __volatile__("ldxa [%1] %2, %0"
+ : "=r" (data)
+ : "r" (entry << 3), "i" (ASI_DTLB_DATA_ACCESS));
+
+ /* Clear TTE diag bits. */
+ data &= ~0x0003fe0000000000UL;
+
+ return data;
+}
+
+static __inline__ unsigned long spitfire_get_dtlb_tag(int entry)
+{
+ unsigned long tag;
+
+ __asm__ __volatile__("ldxa [%1] %2, %0"
+ : "=r" (tag)
+ : "r" (entry << 3), "i" (ASI_DTLB_TAG_READ));
+ return tag;
+}
+
+static __inline__ void spitfire_put_dtlb_data(int entry, unsigned long data)
+{
+ __asm__ __volatile__("stxa %0, [%1] %2\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (data), "r" (entry << 3),
+ "i" (ASI_DTLB_DATA_ACCESS));
+}
+
+static __inline__ unsigned long spitfire_get_itlb_data(int entry)
+{
+ unsigned long data;
+
+ __asm__ __volatile__("ldxa [%1] %2, %0"
+ : "=r" (data)
+ : "r" (entry << 3), "i" (ASI_ITLB_DATA_ACCESS));
+
+ /* Clear TTE diag bits. */
+ data &= ~0x0003fe0000000000UL;
+
+ return data;
+}
+
+static __inline__ unsigned long spitfire_get_itlb_tag(int entry)
+{
+ unsigned long tag;
+
+ __asm__ __volatile__("ldxa [%1] %2, %0"
+ : "=r" (tag)
+ : "r" (entry << 3), "i" (ASI_ITLB_TAG_READ));
+ return tag;
+}
+
+static __inline__ void spitfire_put_itlb_data(int entry, unsigned long data)
+{
+ __asm__ __volatile__("stxa %0, [%1] %2\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (data), "r" (entry << 3),
+ "i" (ASI_ITLB_DATA_ACCESS));
+}
+
+/* Spitfire hardware assisted TLB flushes. */
+
+/* Context level flushes. */
+static __inline__ void spitfire_flush_dtlb_primary_context(void)
+{
+ __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (0x40), "i" (ASI_DMMU_DEMAP));
+}
+
+static __inline__ void spitfire_flush_itlb_primary_context(void)
+{
+ __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (0x40), "i" (ASI_IMMU_DEMAP));
+}
+
+static __inline__ void spitfire_flush_dtlb_secondary_context(void)
+{
+ __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (0x50), "i" (ASI_DMMU_DEMAP));
+}
+
+static __inline__ void spitfire_flush_itlb_secondary_context(void)
+{
+ __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (0x50), "i" (ASI_IMMU_DEMAP));
+}
+
+static __inline__ void spitfire_flush_dtlb_nucleus_context(void)
+{
+ __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (0x60), "i" (ASI_DMMU_DEMAP));
+}
+
+static __inline__ void spitfire_flush_itlb_nucleus_context(void)
+{
+ __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (0x60), "i" (ASI_IMMU_DEMAP));
+}
+
+/* Page level flushes. */
+static __inline__ void spitfire_flush_dtlb_primary_page(unsigned long page)
+{
+ __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (page), "i" (ASI_DMMU_DEMAP));
+}
+
+static __inline__ void spitfire_flush_itlb_primary_page(unsigned long page)
+{
+ __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (page), "i" (ASI_IMMU_DEMAP));
+}
+
+static __inline__ void spitfire_flush_dtlb_secondary_page(unsigned long page)
+{
+ __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (page | 0x10), "i" (ASI_DMMU_DEMAP));
+}
+
+static __inline__ void spitfire_flush_itlb_secondary_page(unsigned long page)
+{
+ __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (page | 0x10), "i" (ASI_IMMU_DEMAP));
+}
+
+static __inline__ void spitfire_flush_dtlb_nucleus_page(unsigned long page)
+{
+ __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (page | 0x20), "i" (ASI_DMMU_DEMAP));
+}
+
+static __inline__ void spitfire_flush_itlb_nucleus_page(unsigned long page)
+{
+ __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (page | 0x20), "i" (ASI_IMMU_DEMAP));
+}
+
+/* Cheetah has "all non-locked" tlb flushes. */
+static __inline__ void cheetah_flush_dtlb_all(void)
+{
+ __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (0x80), "i" (ASI_DMMU_DEMAP));
+}
+
+static __inline__ void cheetah_flush_itlb_all(void)
+{
+ __asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (0x80), "i" (ASI_IMMU_DEMAP));
+}
+
+/* Cheetah has a 4-tlb layout so direct access is a bit different.
+ * The first two TLBs are fully assosciative, hold 16 entries, and are
+ * used only for locked and >8K sized translations. One exists for
+ * data accesses and one for instruction accesses.
+ *
+ * The third TLB is for data accesses to 8K non-locked translations, is
+ * 2 way assosciative, and holds 512 entries. The fourth TLB is for
+ * instruction accesses to 8K non-locked translations, is 2 way
+ * assosciative, and holds 128 entries.
+ *
+ * Cheetah has some bug where bogus data can be returned from
+ * ASI_{D,I}TLB_DATA_ACCESS loads, doing the load twice fixes
+ * the problem for me. -DaveM
+ */
+static __inline__ unsigned long cheetah_get_ldtlb_data(int entry)
+{
+ unsigned long data;
+
+ __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t"
+ "ldxa [%1] %2, %0"
+ : "=r" (data)
+ : "r" ((0 << 16) | (entry << 3)),
+ "i" (ASI_DTLB_DATA_ACCESS));
+
+ return data;
+}
+
+static __inline__ unsigned long cheetah_get_litlb_data(int entry)
+{
+ unsigned long data;
+
+ __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t"
+ "ldxa [%1] %2, %0"
+ : "=r" (data)
+ : "r" ((0 << 16) | (entry << 3)),
+ "i" (ASI_ITLB_DATA_ACCESS));
+
+ return data;
+}
+
+static __inline__ unsigned long cheetah_get_ldtlb_tag(int entry)
+{
+ unsigned long tag;
+
+ __asm__ __volatile__("ldxa [%1] %2, %0"
+ : "=r" (tag)
+ : "r" ((0 << 16) | (entry << 3)),
+ "i" (ASI_DTLB_TAG_READ));
+
+ return tag;
+}
+
+static __inline__ unsigned long cheetah_get_litlb_tag(int entry)
+{
+ unsigned long tag;
+
+ __asm__ __volatile__("ldxa [%1] %2, %0"
+ : "=r" (tag)
+ : "r" ((0 << 16) | (entry << 3)),
+ "i" (ASI_ITLB_TAG_READ));
+
+ return tag;
+}
+
+static __inline__ void cheetah_put_ldtlb_data(int entry, unsigned long data)
+{
+ __asm__ __volatile__("stxa %0, [%1] %2\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (data),
+ "r" ((0 << 16) | (entry << 3)),
+ "i" (ASI_DTLB_DATA_ACCESS));
+}
+
+static __inline__ void cheetah_put_litlb_data(int entry, unsigned long data)
+{
+ __asm__ __volatile__("stxa %0, [%1] %2\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (data),
+ "r" ((0 << 16) | (entry << 3)),
+ "i" (ASI_ITLB_DATA_ACCESS));
+}
+
+static __inline__ unsigned long cheetah_get_dtlb_data(int entry, int tlb)
+{
+ unsigned long data;
+
+ __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t"
+ "ldxa [%1] %2, %0"
+ : "=r" (data)
+ : "r" ((tlb << 16) | (entry << 3)), "i" (ASI_DTLB_DATA_ACCESS));
+
+ return data;
+}
+
+static __inline__ unsigned long cheetah_get_dtlb_tag(int entry, int tlb)
+{
+ unsigned long tag;
+
+ __asm__ __volatile__("ldxa [%1] %2, %0"
+ : "=r" (tag)
+ : "r" ((tlb << 16) | (entry << 3)), "i" (ASI_DTLB_TAG_READ));
+ return tag;
+}
+
+static __inline__ void cheetah_put_dtlb_data(int entry, unsigned long data, int tlb)
+{
+ __asm__ __volatile__("stxa %0, [%1] %2\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (data),
+ "r" ((tlb << 16) | (entry << 3)),
+ "i" (ASI_DTLB_DATA_ACCESS));
+}
+
+static __inline__ unsigned long cheetah_get_itlb_data(int entry)
+{
+ unsigned long data;
+
+ __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t"
+ "ldxa [%1] %2, %0"
+ : "=r" (data)
+ : "r" ((2 << 16) | (entry << 3)),
+ "i" (ASI_ITLB_DATA_ACCESS));
+
+ return data;
+}
+
+static __inline__ unsigned long cheetah_get_itlb_tag(int entry)
+{
+ unsigned long tag;
+
+ __asm__ __volatile__("ldxa [%1] %2, %0"
+ : "=r" (tag)
+ : "r" ((2 << 16) | (entry << 3)), "i" (ASI_ITLB_TAG_READ));
+ return tag;
+}
+
+static __inline__ void cheetah_put_itlb_data(int entry, unsigned long data)
+{
+ __asm__ __volatile__("stxa %0, [%1] %2\n\t"
+ "membar #Sync"
+ : /* No outputs */
+ : "r" (data), "r" ((2 << 16) | (entry << 3)),
+ "i" (ASI_ITLB_DATA_ACCESS));
+}
+
+#endif /* !(__ASSEMBLY__) */
+
+#endif /* !(_SPARC64_SPITFIRE_H) */
Added: openbios-devel/arch/sparc64/switch.S
===================================================================
--- openbios-devel/arch/sparc64/switch.S (rev 0)
+++ openbios-devel/arch/sparc64/switch.S 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,118 @@
+#include "pstate.h"
+#include "asi.h"
+#define ASI_BP ASI_M_BYPASS
+#define REGWIN_SZ 0x40
+
+ .globl __switch_context, __switch_context_nosave, __exit_context, halt
+
+ .text
+ .align 4
+ .register %g2, #scratch
+ .register %g3, #scratch
+ .register %g6, #scratch
+ .register %g7, #scratch
+
+/*
+ * Switch execution context
+ * This saves registers in the stack, then
+ * switches the stack, and restores everything from the new stack.
+ * This function takes no argument. New stack pointer is
+ * taken from global variable __context, and old stack pointer
+ * is also saved to __context. This way we can just jump to
+ * this routine to get back to the original context.
+ */
+
+/* XXX: totally bogus for sparc, need to save and restore all windows */
+__switch_context:
+ /* Save everything in current stack */
+ setx __context, %g2, %g1
+ stx %g3, [%g1 + 24]
+ stx %g4, [%g1 + 32]
+ stx %g5, [%g1 + 40]
+ stx %g6, [%g1 + 48]
+ stx %g7, [%g1 + 56]
+
+ stx %o0, [%g1 + 64]
+ stx %o1, [%g1 + 72]
+ stx %o2, [%g1 + 80]
+ stx %o3, [%g1 + 88]
+ stx %o4, [%g1 + 96]
+ stx %o5, [%g1 + 104]
+ stx %o6, [%g1 + 112]
+ stx %o7, [%g1 + 120]
+
+ stx %l0, [%g1 + 128]
+ stx %l1, [%g1 + 136]
+ stx %l2, [%g1 + 144]
+ stx %l3, [%g1 + 152]
+ stx %l4, [%g1 + 160]
+ stx %l5, [%g1 + 168]
+ stx %l6, [%g1 + 176]
+ stx %l7, [%g1 + 184]
+
+ stx %i0, [%g1 + 192]
+ stx %i1, [%g1 + 200]
+ stx %i2, [%g1 + 208]
+ stx %i3, [%g1 + 216]
+ stx %i4, [%g1 + 224]
+ stx %i5, [%g1 + 232]
+ stx %i6, [%g1 + 240]
+ stx %i7, [%g1 + 248]
+
+__switch_context_nosave:
+ /* Interrupts are not allowed... */
+
+ /* Load all registers
+ */
+ setx __context, %g2, %g1
+ ldx [%g1], %g1
+ ldx [%g1 + 16], %g2
+ ldx [%g1 + 24], %g3
+ ldx [%g1 + 32], %g4
+ ldx [%g1 + 40], %g5
+ ldx [%g1 + 48], %g6
+ ldx [%g1 + 56], %g7
+
+ ldx [%g1 + 64], %o0
+ ldx [%g1 + 72], %o1
+ ldx [%g1 + 80], %o2
+ ldx [%g1 + 88], %o3
+ ldx [%g1 + 96], %o4
+ ldx [%g1 + 104], %o5
+ ldx [%g1 + 112], %o6
+ ldx [%g1 + 120], %o7
+
+ ldx [%g1 + 128], %l0
+ ldx [%g1 + 136], %l1
+ ldx [%g1 + 144], %l2
+ ldx [%g1 + 152], %l3
+ ldx [%g1 + 160], %l4
+ ldx [%g1 + 168], %l5
+ ldx [%g1 + 176], %l6
+ ldx [%g1 + 184], %l7
+
+ ldx [%g1 + 192], %i0
+ ldx [%g1 + 200], %i1
+ ldx [%g1 + 208], %i2
+ ldx [%g1 + 216], %i3
+ ldx [%g1 + 224], %i4
+ ldx [%g1 + 232], %i5
+ ldx [%g1 + 240], %i6
+ ldx [%g1 + 248], %i7
+
+ ldx [%g1 + 256], %g1
+ /* Finally, load new %pc */
+ jmp %g1
+ clr %g1
+
+__exit_context:
+ /* Get back to the original context */
+ call __switch_context
+ nop
+
+ /* We get here if the other context attempt to switch to this
+ * dead context. This should not happen. */
+
+halt:
+ b halt
+ nop
Added: openbios-devel/arch/sparc64/sys_info.c
===================================================================
--- openbios-devel/arch/sparc64/sys_info.c (rev 0)
+++ openbios-devel/arch/sparc64/sys_info.c 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,59 @@
+#include "openbios/config.h"
+#include "openbios/kernel.h"
+#include "elf_boot.h"
+#include "sys_info.h"
+#include "context.h"
+
+#define printf printk
+#ifdef CONFIG_DEBUG_BOOT
+#define debug printk
+#else
+#define debug(x...)
+#endif
+
+unsigned long qemu_mem_size;
+unsigned long va_shift;
+
+void collect_multiboot_info(struct sys_info *);
+
+void collect_sys_info(struct sys_info *info)
+{
+ int i;
+ unsigned long long total = 0;
+ struct memrange *mmap;
+ extern struct elf_image_note elf_image_notes;
+
+ /* Pick up paramters given by bootloader to us */
+ //info->boot_type = boot_ctx->eax;
+ //info->boot_data = boot_ctx->ebx;
+ info->boot_arg = boot_ctx->param[0];
+ //debug("boot eax = %#lx\n", info->boot_type);
+ //debug("boot ebx = %#lx\n", info->boot_data);
+ info->boot_type = ELF_BHDR_MAGIC;
+ info->boot_data = virt_to_phys(&elf_image_notes);
+ debug("boot arg = %#lx\n", info->boot_arg);
+
+ collect_elfboot_info(info);
+#ifdef CONFIG_LINUXBIOS
+ collect_linuxbios_info(info);
+#endif
+#ifdef CONFIG_IMAGE_ELF_MULTIBOOT
+ collect_multiboot_info(info);
+#endif
+
+ if (!info->memrange) {
+ info->n_memranges = 1;
+ info->memrange = malloc(1 * sizeof(struct memrange));
+ info->memrange[0].base = 0;
+ info->memrange[0].size = qemu_mem_size;
+ }
+
+ debug("\n");
+ mmap=info->memrange;
+ for (i = 0; i < info->n_memranges; i++) {
+ debug("%08lx-", (long)mmap[i].base);
+ debug("%08lx\n", (long)mmap[i].base + (long)mmap[i].size);
+ total += mmap[i].size;
+ }
+ debug("RAM %ld MB\n", (long)total >> 20);
+}
Added: openbios-devel/arch/sparc64/tree.fs
===================================================================
--- openbios-devel/arch/sparc64/tree.fs (rev 0)
+++ openbios-devel/arch/sparc64/tree.fs 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,29 @@
+
+" /" find-device
+ 2 encode-int " #address-cells" property
+ 1 encode-int " #size-cells" property
+
+ : encode-unit encode-unit-sbus ;
+ : decode-unit decode-unit-sbus ;
+
+new-device
+ " memory" device-name
+ external
+ : open true ;
+ : close ;
+ \ claim ( phys size align -- base )
+ \ release ( phys size -- )
+finish-device
+
+new-device
+ " virtual-memory" device-name
+ external
+ : open true ;
+ : close ;
+ \ claim ( phys size align -- base )
+ \ release ( phys size -- )
+finish-device
+
+" /options" find-device
+ " disk" encode-string " boot-from" property
+
Added: openbios-devel/arch/sparc64/ttable.h
===================================================================
--- openbios-devel/arch/sparc64/ttable.h (rev 0)
+++ openbios-devel/arch/sparc64/ttable.h 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,407 @@
+/* $Id: ttable.h,v 1.18 2002/02/09 19:49:32 davem Exp $ */
+#ifndef _SPARC64_TTABLE_H
+#define _SPARC64_TTABLE_H
+
+//#include <linux/config.h>
+//#include <asm/utrap.h>
+
+//#ifdef __ASSEMBLY__
+//#include <asm/thread_info.h>
+//#endif
+
+//#define BOOT_KERNEL b sparc64_boot; nop; nop; nop; nop; nop; nop; nop;
+
+/* We need a "cleaned" instruction... */
+#define CLEAN_WINDOW \
+ rdpr %cleanwin, %l0; add %l0, 1, %l0; \
+ wrpr %l0, 0x0, %cleanwin; \
+ clr %o0; clr %o1; clr %o2; clr %o3; \
+ clr %o4; clr %o5; clr %o6; clr %o7; \
+ clr %l0; clr %l1; clr %l2; clr %l3; \
+ clr %l4; clr %l5; clr %l6; clr %l7; \
+ retry; \
+ nop;nop;nop;nop;nop;nop;nop;nop;nop;nop;nop;nop;
+
+#define TRAP(routine) \
+ sethi %hi(109f), %g7; \
+ ba,pt %xcc, etrap; \
+109: or %g7, %lo(109b), %g7; \
+ call routine; \
+ add %sp, PTREGS_OFF, %o0; \
+ ba,pt %xcc, rtrap; \
+ clr %l6; \
+ nop;
+
+#define TRAP_7INSNS(routine) \
+ sethi %hi(109f), %g7; \
+ ba,pt %xcc, etrap; \
+109: or %g7, %lo(109b), %g7; \
+ call routine; \
+ add %sp, PTREGS_OFF, %o0; \
+ ba,pt %xcc, rtrap; \
+ clr %l6;
+
+#define TRAP_SAVEFPU(routine) \
+ sethi %hi(109f), %g7; \
+ ba,pt %xcc, do_fptrap; \
+109: or %g7, %lo(109b), %g7; \
+ call routine; \
+ add %sp, PTREGS_OFF, %o0; \
+ ba,pt %xcc, rtrap; \
+ clr %l6; \
+ nop;
+
+#define TRAP_NOSAVE(routine) \
+ ba,pt %xcc, routine; \
+ nop; \
+ nop; nop; nop; nop; nop; nop;
+
+#define TRAP_NOSAVE_7INSNS(routine) \
+ ba,pt %xcc, routine; \
+ nop; \
+ nop; nop; nop; nop; nop;
+
+#define TRAPTL1(routine) \
+ sethi %hi(109f), %g7; \
+ ba,pt %xcc, etraptl1; \
+109: or %g7, %lo(109b), %g7; \
+ call routine; \
+ add %sp, PTREGS_OFF, %o0; \
+ ba,pt %xcc, rtrap; \
+ clr %l6; \
+ nop;
+
+#define TRAP_ARG(routine, arg) \
+ sethi %hi(109f), %g7; \
+ ba,pt %xcc, etrap; \
+109: or %g7, %lo(109b), %g7; \
+ add %sp, PTREGS_OFF, %o0; \
+ call routine; \
+ mov arg, %o1; \
+ ba,pt %xcc, rtrap; \
+ clr %l6;
+
+#define TRAPTL1_ARG(routine, arg) \
+ sethi %hi(109f), %g7; \
+ ba,pt %xcc, etraptl1; \
+109: or %g7, %lo(109b), %g7; \
+ add %sp, PTREGS_OFF, %o0; \
+ call routine; \
+ mov arg, %o1; \
+ ba,pt %xcc, rtrap; \
+ clr %l6;
+
+#define SYSCALL_TRAP(routine, systbl) \
+ sethi %hi(109f), %g7; \
+ ba,pt %xcc, scetrap; \
+109: or %g7, %lo(109b), %g7; \
+ sethi %hi(systbl), %l7; \
+ ba,pt %xcc, routine; \
+ or %l7, %lo(systbl), %l7; \
+ nop; nop;
+
+#define INDIRECT_SOLARIS_SYSCALL(num) \
+ sethi %hi(109f), %g7; \
+ ba,pt %xcc, etrap; \
+109: or %g7, %lo(109b), %g7; \
+ ba,pt %xcc, tl0_solaris + 0xc; \
+ mov num, %g1; \
+ nop;nop;nop;
+
+#define TRAP_UTRAP(handler,lvl) \
+ ldx [%g6 + TI_UTRAPS], %g1; \
+ sethi %hi(109f), %g7; \
+ brz,pn %g1, utrap; \
+ or %g7, %lo(109f), %g7; \
+ ba,pt %xcc, utrap; \
+109: ldx [%g1 + handler*8], %g1; \
+ ba,pt %xcc, utrap_ill; \
+ mov lvl, %o1;
+
+#ifdef CONFIG_SUNOS_EMUL
+#define SUNOS_SYSCALL_TRAP SYSCALL_TRAP(linux_sparc_syscall32, sunos_sys_table)
+#else
+#define SUNOS_SYSCALL_TRAP TRAP(sunos_syscall)
+#endif
+#ifdef CONFIG_COMPAT
+#define LINUX_32BIT_SYSCALL_TRAP SYSCALL_TRAP(linux_sparc_syscall32, sys_call_table32)
+#else
+#define LINUX_32BIT_SYSCALL_TRAP BTRAP(0x110)
+#endif
+#define LINUX_64BIT_SYSCALL_TRAP SYSCALL_TRAP(linux_sparc_syscall, sys_call_table64)
+#define GETCC_TRAP TRAP(getcc)
+#define SETCC_TRAP TRAP(setcc)
+#ifdef CONFIG_SOLARIS_EMUL
+#define SOLARIS_SYSCALL_TRAP TRAP(solaris_sparc_syscall)
+#else
+#define SOLARIS_SYSCALL_TRAP TRAP(solaris_syscall)
+#endif
+/* FIXME: Write these actually */
+#define NETBSD_SYSCALL_TRAP TRAP(netbsd_syscall)
+#define BREAKPOINT_TRAP TRAP(breakpoint_trap)
+
+#define TRAP_IRQ(routine, level) \
+ rdpr %pil, %g2; \
+ wrpr %g0, 15, %pil; \
+ b,pt %xcc, etrap_irq; \
+ rd %pc, %g7; \
+ mov level, %o0; \
+ call routine; \
+ add %sp, PTREGS_OFF, %o1; \
+ ba,a,pt %xcc, rtrap_irq;
+
+#define TICK_SMP_IRQ \
+ rdpr %pil, %g2; \
+ wrpr %g0, 15, %pil; \
+ sethi %hi(109f), %g7; \
+ b,pt %xcc, etrap_irq; \
+109: or %g7, %lo(109b), %g7; \
+ call smp_percpu_timer_interrupt; \
+ add %sp, PTREGS_OFF, %o0; \
+ ba,a,pt %xcc, rtrap_irq;
+
+#define TRAP_IVEC TRAP_NOSAVE(do_ivec)
+
+#define BTRAP(lvl) TRAP_ARG(bad_trap, lvl)
+
+#define BTRAPTL1(lvl) TRAPTL1_ARG(bad_trap_tl1, lvl)
+
+#define FLUSH_WINDOW_TRAP \
+ ba,pt %xcc, etrap; \
+ rd %pc, %g7; \
+ flushw; \
+ ldx [%sp + PTREGS_OFF + PT_V9_TNPC], %l1; \
+ add %l1, 4, %l2; \
+ stx %l1, [%sp + PTREGS_OFF + PT_V9_TPC]; \
+ ba,pt %xcc, rtrap_clr_l6; \
+ stx %l2, [%sp + PTREGS_OFF + PT_V9_TNPC];
+
+#ifdef CONFIG_KPROBES
+#define KPROBES_TRAP(lvl) TRAP_IRQ(kprobe_trap, lvl)
+#else
+#define KPROBES_TRAP(lvl) TRAP_ARG(bad_trap, lvl)
+#endif
+
+/* Before touching these macros, you owe it to yourself to go and
+ * see how arch/sparc64/kernel/winfixup.S works... -DaveM
+ *
+ * For the user cases we used to use the %asi register, but
+ * it turns out that the "wr xxx, %asi" costs ~5 cycles, so
+ * now we use immediate ASI loads and stores instead. Kudos
+ * to Greg Onufer for pointing out this performance anomaly.
+ *
+ * Further note that we cannot use the g2, g4, g5, and g7 alternate
+ * globals in the spill routines, check out the save instruction in
+ * arch/sparc64/kernel/etrap.S to see what I mean about g2, and
+ * g4/g5 are the globals which are preserved by etrap processing
+ * for the caller of it. The g7 register is the return pc for
+ * etrap. Finally, g6 is the current thread register so we cannot
+ * us it in the spill handlers either. Most of these rules do not
+ * apply to fill processing, only g6 is not usable.
+ */
+
+/* Normal kernel spill */
+#define SPILL_0_NORMAL \
+ stx %l0, [%sp + STACK_BIAS + 0x00]; \
+ stx %l1, [%sp + STACK_BIAS + 0x08]; \
+ stx %l2, [%sp + STACK_BIAS + 0x10]; \
+ stx %l3, [%sp + STACK_BIAS + 0x18]; \
+ stx %l4, [%sp + STACK_BIAS + 0x20]; \
+ stx %l5, [%sp + STACK_BIAS + 0x28]; \
+ stx %l6, [%sp + STACK_BIAS + 0x30]; \
+ stx %l7, [%sp + STACK_BIAS + 0x38]; \
+ stx %i0, [%sp + STACK_BIAS + 0x40]; \
+ stx %i1, [%sp + STACK_BIAS + 0x48]; \
+ stx %i2, [%sp + STACK_BIAS + 0x50]; \
+ stx %i3, [%sp + STACK_BIAS + 0x58]; \
+ stx %i4, [%sp + STACK_BIAS + 0x60]; \
+ stx %i5, [%sp + STACK_BIAS + 0x68]; \
+ stx %i6, [%sp + STACK_BIAS + 0x70]; \
+ stx %i7, [%sp + STACK_BIAS + 0x78]; \
+ saved; retry; nop; nop; nop; nop; nop; nop; \
+ nop; nop; nop; nop; nop; nop; nop; nop;
+
+/* Normal 64bit spill */
+#define SPILL_1_GENERIC(ASI) \
+ add %sp, STACK_BIAS + 0x00, %g1; \
+ stxa %l0, [%g1 + %g0] ASI; \
+ mov 0x08, %g3; \
+ stxa %l1, [%g1 + %g3] ASI; \
+ add %g1, 0x10, %g1; \
+ stxa %l2, [%g1 + %g0] ASI; \
+ stxa %l3, [%g1 + %g3] ASI; \
+ add %g1, 0x10, %g1; \
+ stxa %l4, [%g1 + %g0] ASI; \
+ stxa %l5, [%g1 + %g3] ASI; \
+ add %g1, 0x10, %g1; \
+ stxa %l6, [%g1 + %g0] ASI; \
+ stxa %l7, [%g1 + %g3] ASI; \
+ add %g1, 0x10, %g1; \
+ stxa %i0, [%g1 + %g0] ASI; \
+ stxa %i1, [%g1 + %g3] ASI; \
+ add %g1, 0x10, %g1; \
+ stxa %i2, [%g1 + %g0] ASI; \
+ stxa %i3, [%g1 + %g3] ASI; \
+ add %g1, 0x10, %g1; \
+ stxa %i4, [%g1 + %g0] ASI; \
+ stxa %i5, [%g1 + %g3] ASI; \
+ add %g1, 0x10, %g1; \
+ stxa %i6, [%g1 + %g0] ASI; \
+ stxa %i7, [%g1 + %g3] ASI; \
+ saved; \
+ retry; nop; nop; \
+ b,a,pt %xcc, spill_fixup_dax; \
+ b,a,pt %xcc, spill_fixup_mna; \
+ b,a,pt %xcc, spill_fixup;
+
+/* Normal 32bit spill */
+#define SPILL_2_GENERIC(ASI) \
+ srl %sp, 0, %sp; \
+ stwa %l0, [%sp + %g0] ASI; \
+ mov 0x04, %g3; \
+ stwa %l1, [%sp + %g3] ASI; \
+ add %sp, 0x08, %g1; \
+ stwa %l2, [%g1 + %g0] ASI; \
+ stwa %l3, [%g1 + %g3] ASI; \
+ add %g1, 0x08, %g1; \
+ stwa %l4, [%g1 + %g0] ASI; \
+ stwa %l5, [%g1 + %g3] ASI; \
+ add %g1, 0x08, %g1; \
+ stwa %l6, [%g1 + %g0] ASI; \
+ stwa %l7, [%g1 + %g3] ASI; \
+ add %g1, 0x08, %g1; \
+ stwa %i0, [%g1 + %g0] ASI; \
+ stwa %i1, [%g1 + %g3] ASI; \
+ add %g1, 0x08, %g1; \
+ stwa %i2, [%g1 + %g0] ASI; \
+ stwa %i3, [%g1 + %g3] ASI; \
+ add %g1, 0x08, %g1; \
+ stwa %i4, [%g1 + %g0] ASI; \
+ stwa %i5, [%g1 + %g3] ASI; \
+ add %g1, 0x08, %g1; \
+ stwa %i6, [%g1 + %g0] ASI; \
+ stwa %i7, [%g1 + %g3] ASI; \
+ saved; \
+ retry; nop; nop; \
+ b,a,pt %xcc, spill_fixup_dax; \
+ b,a,pt %xcc, spill_fixup_mna; \
+ b,a,pt %xcc, spill_fixup;
+
+#define SPILL_1_NORMAL SPILL_1_GENERIC(ASI_AIUP)
+#define SPILL_2_NORMAL SPILL_2_GENERIC(ASI_AIUP)
+#define SPILL_3_NORMAL SPILL_0_NORMAL
+#define SPILL_4_NORMAL SPILL_0_NORMAL
+#define SPILL_5_NORMAL SPILL_0_NORMAL
+#define SPILL_6_NORMAL SPILL_0_NORMAL
+#define SPILL_7_NORMAL SPILL_0_NORMAL
+
+#define SPILL_0_OTHER SPILL_0_NORMAL
+#define SPILL_1_OTHER SPILL_1_GENERIC(ASI_AIUS)
+#define SPILL_2_OTHER SPILL_2_GENERIC(ASI_AIUS)
+#define SPILL_3_OTHER SPILL_3_NORMAL
+#define SPILL_4_OTHER SPILL_4_NORMAL
+#define SPILL_5_OTHER SPILL_5_NORMAL
+#define SPILL_6_OTHER SPILL_6_NORMAL
+#define SPILL_7_OTHER SPILL_7_NORMAL
+
+/* Normal kernel fill */
+#define FILL_0_NORMAL \
+ ldx [%sp + STACK_BIAS + 0x00], %l0; \
+ ldx [%sp + STACK_BIAS + 0x08], %l1; \
+ ldx [%sp + STACK_BIAS + 0x10], %l2; \
+ ldx [%sp + STACK_BIAS + 0x18], %l3; \
+ ldx [%sp + STACK_BIAS + 0x20], %l4; \
+ ldx [%sp + STACK_BIAS + 0x28], %l5; \
+ ldx [%sp + STACK_BIAS + 0x30], %l6; \
+ ldx [%sp + STACK_BIAS + 0x38], %l7; \
+ ldx [%sp + STACK_BIAS + 0x40], %i0; \
+ ldx [%sp + STACK_BIAS + 0x48], %i1; \
+ ldx [%sp + STACK_BIAS + 0x50], %i2; \
+ ldx [%sp + STACK_BIAS + 0x58], %i3; \
+ ldx [%sp + STACK_BIAS + 0x60], %i4; \
+ ldx [%sp + STACK_BIAS + 0x68], %i5; \
+ ldx [%sp + STACK_BIAS + 0x70], %i6; \
+ ldx [%sp + STACK_BIAS + 0x78], %i7; \
+ restored; retry; nop; nop; nop; nop; nop; nop; \
+ nop; nop; nop; nop; nop; nop; nop; nop;
+
+/* Normal 64bit fill */
+#define FILL_1_GENERIC(ASI) \
+ add %sp, STACK_BIAS + 0x00, %g1; \
+ ldxa [%g1 + %g0] ASI, %l0; \
+ mov 0x08, %g2; \
+ mov 0x10, %g3; \
+ ldxa [%g1 + %g2] ASI, %l1; \
+ mov 0x18, %g5; \
+ ldxa [%g1 + %g3] ASI, %l2; \
+ ldxa [%g1 + %g5] ASI, %l3; \
+ add %g1, 0x20, %g1; \
+ ldxa [%g1 + %g0] ASI, %l4; \
+ ldxa [%g1 + %g2] ASI, %l5; \
+ ldxa [%g1 + %g3] ASI, %l6; \
+ ldxa [%g1 + %g5] ASI, %l7; \
+ add %g1, 0x20, %g1; \
+ ldxa [%g1 + %g0] ASI, %i0; \
+ ldxa [%g1 + %g2] ASI, %i1; \
+ ldxa [%g1 + %g3] ASI, %i2; \
+ ldxa [%g1 + %g5] ASI, %i3; \
+ add %g1, 0x20, %g1; \
+ ldxa [%g1 + %g0] ASI, %i4; \
+ ldxa [%g1 + %g2] ASI, %i5; \
+ ldxa [%g1 + %g3] ASI, %i6; \
+ ldxa [%g1 + %g5] ASI, %i7; \
+ restored; \
+ retry; nop; nop; nop; nop; \
+ b,a,pt %xcc, fill_fixup_dax; \
+ b,a,pt %xcc, fill_fixup_mna; \
+ b,a,pt %xcc, fill_fixup;
+
+/* Normal 32bit fill */
+#define FILL_2_GENERIC(ASI) \
+ srl %sp, 0, %sp; \
+ lduwa [%sp + %g0] ASI, %l0; \
+ mov 0x04, %g2; \
+ mov 0x08, %g3; \
+ lduwa [%sp + %g2] ASI, %l1; \
+ mov 0x0c, %g5; \
+ lduwa [%sp + %g3] ASI, %l2; \
+ lduwa [%sp + %g5] ASI, %l3; \
+ add %sp, 0x10, %g1; \
+ lduwa [%g1 + %g0] ASI, %l4; \
+ lduwa [%g1 + %g2] ASI, %l5; \
+ lduwa [%g1 + %g3] ASI, %l6; \
+ lduwa [%g1 + %g5] ASI, %l7; \
+ add %g1, 0x10, %g1; \
+ lduwa [%g1 + %g0] ASI, %i0; \
+ lduwa [%g1 + %g2] ASI, %i1; \
+ lduwa [%g1 + %g3] ASI, %i2; \
+ lduwa [%g1 + %g5] ASI, %i3; \
+ add %g1, 0x10, %g1; \
+ lduwa [%g1 + %g0] ASI, %i4; \
+ lduwa [%g1 + %g2] ASI, %i5; \
+ lduwa [%g1 + %g3] ASI, %i6; \
+ lduwa [%g1 + %g5] ASI, %i7; \
+ restored; \
+ retry; nop; nop; nop; nop; \
+ b,a,pt %xcc, fill_fixup_dax; \
+ b,a,pt %xcc, fill_fixup_mna; \
+ b,a,pt %xcc, fill_fixup;
+
+#define FILL_1_NORMAL FILL_1_GENERIC(ASI_AIUP)
+#define FILL_2_NORMAL FILL_2_GENERIC(ASI_AIUP)
+#define FILL_3_NORMAL FILL_0_NORMAL
+#define FILL_4_NORMAL FILL_0_NORMAL
+#define FILL_5_NORMAL FILL_0_NORMAL
+#define FILL_6_NORMAL FILL_0_NORMAL
+#define FILL_7_NORMAL FILL_0_NORMAL
+
+#define FILL_0_OTHER FILL_0_NORMAL
+#define FILL_1_OTHER FILL_1_GENERIC(ASI_AIUS)
+#define FILL_2_OTHER FILL_2_GENERIC(ASI_AIUS)
+#define FILL_3_OTHER FILL_3_NORMAL
+#define FILL_4_OTHER FILL_4_NORMAL
+#define FILL_5_OTHER FILL_5_NORMAL
+#define FILL_6_OTHER FILL_6_NORMAL
+#define FILL_7_OTHER FILL_7_NORMAL
+
+#endif /* !(_SPARC64_TTABLE_H) */
Added: openbios-devel/arch/sparc64/vectors.S
===================================================================
--- openbios-devel/arch/sparc64/vectors.S (rev 0)
+++ openbios-devel/arch/sparc64/vectors.S 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,322 @@
+/*
+ * <vectors.S>
+ *
+ * Sparc V9 Trap Table(s) with SpitFire/Cheetah extensions.
+ *
+ * Copyright (C) 1996, 2001 David S. Miller (davem at caip.rutgers.edu)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License V2
+ * as published by the Free Software Foundation
+ */
+
+#define __ASSEMBLY__
+#include "pstate.h"
+#include "asi.h"
+#include "ttable.h"
+#define ASI_BP ASI_PHYS_BYPASS_EC_E
+#define SER_ADDR 0x1fe020003f8
+
+ .section ".text.vectors", "ax"
+ .align 16384
+/* Sparc64 trap table */
+ .globl trap_table, __divide_error
+ .register %g2, #scratch
+ .register %g3, #scratch
+ .register %g6, #scratch
+ .register %g7, #scratch
+trap_table:
+#undef TRAP_IRQ
+#define TRAP_IRQ(routine, level) \
+ ba routine; nop; nop; nop; nop; nop; nop; nop;
+#undef BTRAP
+#define BTRAP(lvl) \
+ ba bug; mov lvl, %g1; nop; nop; nop; nop; nop; nop;
+#undef BTRAPTL1
+#define BTRAPTL1(lvl) BTRAP(lvl)
+#define BTRAPS(x) BTRAP(x) BTRAP(x+1) BTRAP(x+2) BTRAP(x+3) BTRAP(x+4) BTRAP(x+5) BTRAP(x+6) BTRAP(x+7)
+
+#define STACK_BIAS 2047
+ .globl sparc64_ttable_tl0, sparc64_ttable_tl1
+sparc64_ttable_tl0:
+ ba entry; nop; nop; nop; nop; nop; nop; nop;
+ BTRAP(0x01) BTRAP(0x02) BTRAP(0x03) BTRAP(0x04) BTRAP(0x05) BTRAP(0x06) BTRAP(0x07)
+ BTRAPS(0x08)
+ BTRAPS(0x10) BTRAPS(0x18)
+ BTRAP(0x20) BTRAP(0x21) BTRAP(0x22) BTRAP(0x23)
+ CLEAN_WINDOW ! 24-27
+ BTRAPS(0x28)
+ BTRAPS(0x30) BTRAPS(0x38)
+#if 0
+ BTRAP(0x40) BTRAP(0x41) BTRAP(0x42) BTRAP(0x43)
+tl0_irq4: TRAP_IRQ(handler_irq, 4)
+tl0_irq5: TRAP_IRQ(handler_irq, 5) TRAP_IRQ(handler_irq, 6)
+tl0_irq7: TRAP_IRQ(handler_irq, 7) TRAP_IRQ(handler_irq, 8)
+tl0_irq9: TRAP_IRQ(handler_irq, 9) TRAP_IRQ(handler_irq, 10)
+tl0_irq11: TRAP_IRQ(handler_irq, 11) TRAP_IRQ(handler_irq, 12)
+tl0_irq13: TRAP_IRQ(handler_irq, 13)
+tl0_irq14: TRAP_IRQ(handler_irq, 14)
+tl0_irq15: TRAP_IRQ(handler_irq, 15)
+#else
+ BTRAPS(0x40) BTRAPS(0x48)
+#endif
+ BTRAPS(0x50) BTRAPS(0x58)
+ BTRAPS(0x60) BTRAPS(0x68)
+ BTRAPS(0x70) BTRAPS(0x78)
+tl0_s0n: SPILL_0_NORMAL
+tl0_s1n: SPILL_1_NORMAL
+tl0_s2n: SPILL_2_NORMAL
+tl0_s3n: SPILL_3_NORMAL
+tl0_s4n: SPILL_4_NORMAL
+tl0_s5n: SPILL_5_NORMAL
+tl0_s6n: SPILL_6_NORMAL
+tl0_s7n: SPILL_7_NORMAL
+tl0_s0o: SPILL_0_OTHER
+tl0_s1o: SPILL_1_OTHER
+tl0_s2o: SPILL_2_OTHER
+tl0_s3o: SPILL_3_OTHER
+tl0_s4o: SPILL_4_OTHER
+tl0_s5o: SPILL_5_OTHER
+tl0_s6o: SPILL_6_OTHER
+tl0_s7o: SPILL_7_OTHER
+tl0_f0n: FILL_0_NORMAL
+tl0_f1n: FILL_1_NORMAL
+tl0_f2n: FILL_2_NORMAL
+tl0_f3n: FILL_3_NORMAL
+tl0_f4n: FILL_4_NORMAL
+tl0_f5n: FILL_5_NORMAL
+tl0_f6n: FILL_6_NORMAL
+tl0_f7n: FILL_7_NORMAL
+tl0_f0o: FILL_0_OTHER
+tl0_f1o: FILL_1_OTHER
+tl0_f2o: FILL_2_OTHER
+tl0_f3o: FILL_3_OTHER
+tl0_f4o: FILL_4_OTHER
+tl0_f5o: FILL_5_OTHER
+tl0_f6o: FILL_6_OTHER
+tl0_f7o: FILL_7_OTHER
+tl0_resv100: BTRAPS(0x100) BTRAPS(0x108)
+tl0_resv110: BTRAPS(0x110) BTRAPS(0x118)
+tl0_resv120: BTRAPS(0x120) BTRAPS(0x128)
+tl0_resv130: BTRAPS(0x130) BTRAPS(0x138)
+tl0_resv140: BTRAPS(0x140) BTRAPS(0x148)
+tl0_resv150: BTRAPS(0x150) BTRAPS(0x158)
+tl0_resv160: BTRAPS(0x160) BTRAPS(0x168)
+tl0_resv170: BTRAPS(0x170) BTRAPS(0x178)
+tl0_resv180: BTRAPS(0x180) BTRAPS(0x188)
+tl0_resv190: BTRAPS(0x190) BTRAPS(0x198)
+tl0_resv1a0: BTRAPS(0x1a0) BTRAPS(0x1a8)
+tl0_resv1b0: BTRAPS(0x1b0) BTRAPS(0x1b8)
+tl0_resv1c0: BTRAPS(0x1c0) BTRAPS(0x1c8)
+tl0_resv1d0: BTRAPS(0x1d0) BTRAPS(0x1d8)
+tl0_resv1e0: BTRAPS(0x1e0) BTRAPS(0x1e8)
+tl0_resv1f0: BTRAPS(0x1f0) BTRAPS(0x1f8)
+
+#undef BTRAPS
+#define BTRAPS(x) BTRAPTL1(x) BTRAPTL1(x+1) BTRAPTL1(x+2) BTRAPTL1(x+3) BTRAPTL1(x+4) BTRAPTL1(x+5) BTRAPTL1(x+6) BTRAPTL1(x+7)
+
+sparc64_ttable_tl1:
+ BTRAPS(0x00) BTRAPS(0x08)
+ BTRAPS(0x10) BTRAPS(0x18)
+ BTRAPTL1(0x20) BTRAPTL1(0x21) BTRAPTL1(0x22) BTRAPTL1(0x23)
+ CLEAN_WINDOW ! 24-27
+ BTRAPS(0x28)
+ BTRAPS(0x30) BTRAPS(0x38)
+#if 0
+ BTRAPTL1(0x40) BTRAPTL1(0x41) BTRAPTL1(0x42) BTRAPTL1(0x43)
+tl1_irq4: TRAP_IRQ(handler_irq, 4)
+tl1_irq5: TRAP_IRQ(handler_irq, 5) TRAP_IRQ(handler_irq, 6)
+tl1_irq7: TRAP_IRQ(handler_irq, 7) TRAP_IRQ(handler_irq, 8)
+tl1_irq9: TRAP_IRQ(handler_irq, 9) TRAP_IRQ(handler_irq, 10)
+tl1_irq11: TRAP_IRQ(handler_irq, 11) TRAP_IRQ(handler_irq, 12)
+tl1_irq13: TRAP_IRQ(handler_irq, 13)
+tl1_irq14: TRAP_IRQ(handler_irq, 14)
+tl1_irq15: TRAP_IRQ(handler_irq, 15)
+#else
+ BTRAPS(0x40) BTRAPS(0x48)
+#endif
+ BTRAPS(0x50) BTRAPS(0x58)
+ BTRAPS(0x60) BTRAPS(0x68)
+ BTRAPS(0x70) BTRAPS(0x78)
+tl1_s0n: SPILL_0_NORMAL
+tl1_s1n: SPILL_1_NORMAL
+tl1_s2n: SPILL_2_NORMAL
+tl1_s3n: SPILL_3_NORMAL
+tl1_s4n: SPILL_4_NORMAL
+tl1_s5n: SPILL_5_NORMAL
+tl1_s6n: SPILL_6_NORMAL
+tl1_s7n: SPILL_7_NORMAL
+tl1_s0o: SPILL_0_OTHER
+tl1_s1o: SPILL_1_OTHER
+tl1_s2o: SPILL_2_OTHER
+tl1_s3o: SPILL_3_OTHER
+tl1_s4o: SPILL_4_OTHER
+tl1_s5o: SPILL_5_OTHER
+tl1_s6o: SPILL_6_OTHER
+tl1_s7o: SPILL_7_OTHER
+tl1_f0n: FILL_0_NORMAL
+tl1_f1n: FILL_1_NORMAL
+tl1_f2n: FILL_2_NORMAL
+tl1_f3n: FILL_3_NORMAL
+tl1_f4n: FILL_4_NORMAL
+tl1_f5n: FILL_5_NORMAL
+tl1_f6n: FILL_6_NORMAL
+tl1_f7n: FILL_7_NORMAL
+tl1_f0o: FILL_0_OTHER
+tl1_f1o: FILL_1_OTHER
+tl1_f2o: FILL_2_OTHER
+tl1_f3o: FILL_3_OTHER
+tl1_f4o: FILL_4_OTHER
+tl1_f5o: FILL_5_OTHER
+tl1_f6o: FILL_6_OTHER
+tl1_f7o: FILL_7_OTHER
+tl1_resv100: BTRAPS(0x100) BTRAPS(0x108)
+tl1_resv110: BTRAPS(0x110) BTRAPS(0x118)
+tl1_resv120: BTRAPS(0x120) BTRAPS(0x128)
+tl1_resv130: BTRAPS(0x130) BTRAPS(0x138)
+tl1_resv140: BTRAPS(0x140) BTRAPS(0x148)
+tl1_resv150: BTRAPS(0x150) BTRAPS(0x158)
+tl1_resv160: BTRAPS(0x160) BTRAPS(0x168)
+tl1_resv170: BTRAPS(0x170) BTRAPS(0x178)
+tl1_resv180: BTRAPS(0x180) BTRAPS(0x188)
+tl1_resv190: BTRAPS(0x190) BTRAPS(0x198)
+tl1_resv1a0: BTRAPS(0x1a0) BTRAPS(0x1a8)
+tl1_resv1b0: BTRAPS(0x1b0) BTRAPS(0x1b8)
+tl1_resv1c0: BTRAPS(0x1c0) BTRAPS(0x1c8)
+tl1_resv1d0: BTRAPS(0x1d0) BTRAPS(0x1d8)
+tl1_resv1e0: BTRAPS(0x1e0) BTRAPS(0x1e8)
+tl1_resv1f0: BTRAPS(0x1f0) BTRAPS(0x1f8)
+
+spill_fixup:
+spill_fixup_dax:
+spill_fixup_mna:
+fill_fixup:
+fill_fixup_dax:
+fill_fixup_mna:
+__divide_error:
+bug:
+ /* Dump the exception and its context */
+ ! Set up CPU state
+ wrpr %g0, PSTATE_PRIV, %pstate
+ wr %g0, 0, %fprs
+ wrpr %g0, 0x0, %tl
+
+ ! Disable I/D MMUs and caches
+ stxa %g0, [%g0] ASI_LSU_CONTROL
+
+ ! Extract NWINDOWS from %ver
+ rdpr %ver, %g2
+ and %g2, 0xf, %g2
+ wrpr %g2, 0, %cleanwin
+ wrpr %g2, 0, %cansave
+ wrpr %g0, 0, %canrestore
+ wrpr %g0, 0, %otherwin
+ wrpr %g0, 0, %wstate
+
+ call dump_exception
+ nop
+_forever:
+ /* Loop forever */
+ b _forever ;
+ nop
+outstr:
+ /* void outstr (unsigned long port, const unsigned char *str);
+ * Writes a string on an IO port.
+ */
+1: ldub [%o1], %o3
+ cmp %o3, 0
+ be 2f
+ nop
+ stba %o3, [%o0] ASI_BP
+ b 1b
+ inc %o1
+2: retl
+ nop
+
+outdigit:
+ /* void outdigit (unsigned long port, uint8_t digit);
+ * Dumps a single digit on serial port.
+ */
+ add %o1, '0', %o1
+ retl
+ stba %o1, [%o0] ASI_BP
+
+outhex:
+ /* void outhex (unsigned long port, uint64_t value);
+ * Dumps a 64 bits hex number on serial port
+ */
+ mov %o1, %o2
+ set 60, %o3
+ srlx %o2, %o3, %o1
+1: and %o1, 0xf, %o1
+ cmp %o1, 9
+ bgt 2f
+ nop
+ b 3f
+ add %o1, '0', %o1
+2: add %o1, 'a' - 10, %o1
+3: stba %o1, [%o0] ASI_BP
+ subcc %o3, 4, %o3
+ bge 1b
+ srlx %o2, %o3, %o1
+ retl
+ nop
+
+ /* void dump_exception ();
+ *
+ * Dump a message when catching an exception
+ */
+dump_exception:
+ setx SER_ADDR, %o3, %o0
+ setx (_BUG_message_0), %o3, %o1
+ call outstr
+ nop
+
+ call outhex
+ mov %g1, %o1
+
+ setx (_BUG_message_1), %o3, %o1
+ call outstr
+ nop
+
+ call outhex
+ rdpr %tpc, %o1
+
+ setx (_BUG_message_2), %o3, %o1
+ call outstr
+ nop
+
+ call outhex
+ rdpr %tnpc, %o1
+
+ setx (_BUG_message_3), %o3, %o1
+ call outstr
+ nop
+
+ retl
+ nop
+
+//#include "winfixup.S"
+
+ .section .rodata
+_BUG_message_0:
+ .string "Unhandled Exception 0x"
+_BUG_message_1:
+ .string "\nPC = 0x"
+_BUG_message_2:
+ .string " NPC = 0x"
+_BUG_message_3:
+ .string "\nStopping execution\n"
Added: openbios-devel/arch/sparc64/winfixup.S
===================================================================
--- openbios-devel/arch/sparc64/winfixup.S (rev 0)
+++ openbios-devel/arch/sparc64/winfixup.S 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,240 @@
+/* $Id: winfixup.S,v 1.30 2002/02/09 19:49:30 davem Exp $
+ *
+ * winfixup.S: Handle cases where user stack pointer is found to be bogus.
+ *
+ * Copyright (C) 1997 David S. Miller (davem at caip.rutgers.edu)
+ */
+
+#include "asi.h"
+#include "spitfire.h"
+#if 0
+#include <asm/head.h>
+#include <asm/page.h>
+#include <asm/ptrace.h>
+#include <asm/processor.h>
+#include <asm/thread_info.h>
+#else
+#define FAULT_CODE_WRITE 0x01 /* Write access, implies D-TLB */
+#define FAULT_CODE_DTLB 0x02 /* Miss happened in D-TLB */
+#define FAULT_CODE_ITLB 0x04 /* Miss happened in I-TLB */
+#define FAULT_CODE_WINFIXUP 0x08 /* Miss happened during spill/fill */
+#define FAULT_CODE_BLKCOMMIT 0x10 /* Use blk-commit ASI in copy_page */
+#endif
+ .text
+ .align 32
+
+ /* Here are the rules, pay attention.
+ *
+ * The kernel is disallowed from touching user space while
+ * the trap level is greater than zero, except for from within
+ * the window spill/fill handlers. This must be followed
+ * so that we can easily detect the case where we tried to
+ * spill/fill with a bogus (or unmapped) user stack pointer.
+ *
+ * These are layed out in a special way for cache reasons,
+ * don't touch...
+ */
+ .globl fill_fixup, spill_fixup
+fill_fixup:
+ rdpr %tstate, %g1
+ or %g4, FAULT_CODE_WINFIXUP, %g4
+ and %g1, TSTATE_CWP, %g1
+
+ /* This is the extremely complex case, but it does happen from
+ * time to time if things are just right. Essentially the restore
+ * done in rtrap right before going back to user mode, with tl=1
+ * and that levels trap stack registers all setup, took a fill trap,
+ * the user stack was not mapped in the tlb, and tlb miss occurred,
+ * the pte found was not valid, and a simple ref bit watch update
+ * could not satisfy the miss, so we got here.
+ *
+ * We must carefully unwind the state so we get back to tl=0, preserve
+ * all the register values we were going to give to the user. Luckily
+ * most things are where they need to be, we also have the address
+ * which triggered the fault handy as well.
+ *
+ * Also note that we must preserve %l5 and %l6. If the user was
+ * returning from a system call, we must make it look this way
+ * after we process the fill fault on the users stack.
+ *
+ * First, get into the window where the original restore was executed.
+ */
+
+ rdpr %wstate, %g2 ! Grab user mode wstate.
+ wrpr %g1, %cwp ! Get into the right window.
+ sll %g2, 3, %g2 ! NORMAL-->OTHER
+
+ wrpr %g0, 0x0, %canrestore ! Standard etrap stuff.
+ wrpr %g2, 0x0, %wstate ! This must be consistent.
+ wrpr %g0, 0x0, %otherwin ! We know this.
+ mov PRIMARY_CONTEXT, %g1 ! Change contexts...
+ stxa %g0, [%g1] ASI_DMMU ! Back into the nucleus.
+ flush %g6 ! Flush instruction buffers
+ rdpr %pstate, %l1 ! Prepare to change globals.
+ mov %g6, %o7 ! Get current.
+
+ andn %l1, PSTATE_MM, %l1 ! We want to be in RMO
+ stb %g4, [%g6 + TI_FAULT_CODE]
+ stx %g5, [%g6 + TI_FAULT_ADDR]
+ wrpr %g0, 0x0, %tl ! Out of trap levels.
+ wrpr %l1, (PSTATE_IE | PSTATE_AG | PSTATE_RMO), %pstate
+ mov %o7, %g6
+ ldx [%g6 + TI_TASK], %g4
+
+ /* This is the same as below, except we handle this a bit special
+ * since we must preserve %l5 and %l6, see comment above.
+ */
+ call do_sparc64_fault
+ add %sp, PTREGS_OFF, %o0
+ ba,pt %xcc, rtrap
+ nop ! yes, nop is correct
+
+ /* Be very careful about usage of the alternate globals here.
+ * You cannot touch %g4/%g5 as that has the fault information
+ * should this be from usermode. Also be careful for the case
+ * where we get here from the save instruction in etrap.S when
+ * coming from either user or kernel (does not matter which, it
+ * is the same problem in both cases). Essentially this means
+ * do not touch %g7 or %g2 so we handle the two cases fine.
+ */
+spill_fixup:
+ ldx [%g6 + TI_FLAGS], %g1
+ andcc %g1, _TIF_32BIT, %g0
+ ldub [%g6 + TI_WSAVED], %g1
+
+ sll %g1, 3, %g3
+ add %g6, %g3, %g3
+ stx %sp, [%g3 + TI_RWIN_SPTRS]
+ sll %g1, 7, %g3
+ bne,pt %xcc, 1f
+ add %g6, %g3, %g3
+ stx %l0, [%g3 + TI_REG_WINDOW + 0x00]
+ stx %l1, [%g3 + TI_REG_WINDOW + 0x08]
+
+ stx %l2, [%g3 + TI_REG_WINDOW + 0x10]
+ stx %l3, [%g3 + TI_REG_WINDOW + 0x18]
+ stx %l4, [%g3 + TI_REG_WINDOW + 0x20]
+ stx %l5, [%g3 + TI_REG_WINDOW + 0x28]
+ stx %l6, [%g3 + TI_REG_WINDOW + 0x30]
+ stx %l7, [%g3 + TI_REG_WINDOW + 0x38]
+ stx %i0, [%g3 + TI_REG_WINDOW + 0x40]
+ stx %i1, [%g3 + TI_REG_WINDOW + 0x48]
+
+ stx %i2, [%g3 + TI_REG_WINDOW + 0x50]
+ stx %i3, [%g3 + TI_REG_WINDOW + 0x58]
+ stx %i4, [%g3 + TI_REG_WINDOW + 0x60]
+ stx %i5, [%g3 + TI_REG_WINDOW + 0x68]
+ stx %i6, [%g3 + TI_REG_WINDOW + 0x70]
+ b,pt %xcc, 2f
+ stx %i7, [%g3 + TI_REG_WINDOW + 0x78]
+1: stw %l0, [%g3 + TI_REG_WINDOW + 0x00]
+
+ stw %l1, [%g3 + TI_REG_WINDOW + 0x04]
+ stw %l2, [%g3 + TI_REG_WINDOW + 0x08]
+ stw %l3, [%g3 + TI_REG_WINDOW + 0x0c]
+ stw %l4, [%g3 + TI_REG_WINDOW + 0x10]
+ stw %l5, [%g3 + TI_REG_WINDOW + 0x14]
+ stw %l6, [%g3 + TI_REG_WINDOW + 0x18]
+ stw %l7, [%g3 + TI_REG_WINDOW + 0x1c]
+ stw %i0, [%g3 + TI_REG_WINDOW + 0x20]
+
+ stw %i1, [%g3 + TI_REG_WINDOW + 0x24]
+ stw %i2, [%g3 + TI_REG_WINDOW + 0x28]
+ stw %i3, [%g3 + TI_REG_WINDOW + 0x2c]
+ stw %i4, [%g3 + TI_REG_WINDOW + 0x30]
+ stw %i5, [%g3 + TI_REG_WINDOW + 0x34]
+ stw %i6, [%g3 + TI_REG_WINDOW + 0x38]
+ stw %i7, [%g3 + TI_REG_WINDOW + 0x3c]
+2: add %g1, 1, %g1
+
+ stb %g1, [%g6 + TI_WSAVED]
+ rdpr %tstate, %g1
+ saved
+ and %g1, TSTATE_CWP, %g1
+ mov FAULT_CODE_WRITE | FAULT_CODE_DTLB | FAULT_CODE_WINFIXUP, %g4
+ retry
+
+ .globl winfix_mna, fill_fixup_mna, spill_fixup_mna
+winfix_mna:
+ andn %g3, 0x7f, %g3
+ add %g3, 0x78, %g3
+ wrpr %g3, %tnpc
+ done
+fill_fixup_mna:
+ rdpr %tstate, %g1
+ and %g1, TSTATE_CWP, %g1
+
+ /* Please, see fill_fixup commentary about why we must preserve
+ * %l5 and %l6 to preserve absolute correct semantics.
+ */
+ rdpr %wstate, %g2 ! Grab user mode wstate.
+ wrpr %g1, %cwp ! Get into the right window.
+ sll %g2, 3, %g2 ! NORMAL-->OTHER
+ wrpr %g0, 0x0, %canrestore ! Standard etrap stuff.
+
+ wrpr %g2, 0x0, %wstate ! This must be consistent.
+ wrpr %g0, 0x0, %otherwin ! We know this.
+ mov PRIMARY_CONTEXT, %g1 ! Change contexts...
+ stxa %g0, [%g1] ASI_DMMU ! Back into the nucleus.
+ flush %g6 ! Flush instruction buffers
+ rdpr %pstate, %l1 ! Prepare to change globals.
+ mov %g4, %o2 ! Setup args for
+ mov %g5, %o1 ! final call to mem_address_unaligned.
+ andn %l1, PSTATE_MM, %l1 ! We want to be in RMO
+
+ mov %g6, %o7 ! Stash away current.
+ wrpr %g0, 0x0, %tl ! Out of trap levels.
+ wrpr %l1, (PSTATE_IE | PSTATE_AG | PSTATE_RMO), %pstate
+ mov %o7, %g6 ! Get current back.
+ ldx [%g6 + TI_TASK], %g4 ! Finish it.
+ call mem_address_unaligned
+ add %sp, PTREGS_OFF, %o0
+
+ b,pt %xcc, rtrap
+ nop ! yes, the nop is correct
+spill_fixup_mna:
+ ldx [%g6 + TI_FLAGS], %g1
+ andcc %g1, _TIF_32BIT, %g0
+ ldub [%g6 + TI_WSAVED], %g1
+ sll %g1, 3, %g3
+ add %g6, %g3, %g3
+ stx %sp, [%g3 + TI_RWIN_SPTRS]
+
+ sll %g1, 7, %g3
+ bne,pt %xcc, 1f
+ add %g6, %g3, %g3
+ stx %l0, [%g3 + TI_REG_WINDOW + 0x00]
+ stx %l1, [%g3 + TI_REG_WINDOW + 0x08]
+ stx %l2, [%g3 + TI_REG_WINDOW + 0x10]
+ stx %l3, [%g3 + TI_REG_WINDOW + 0x18]
+ stx %l4, [%g3 + TI_REG_WINDOW + 0x20]
+
+ stx %l5, [%g3 + TI_REG_WINDOW + 0x28]
+ stx %l6, [%g3 + TI_REG_WINDOW + 0x30]
+ stx %l7, [%g3 + TI_REG_WINDOW + 0x38]
+ stx %i0, [%g3 + TI_REG_WINDOW + 0x40]
+ stx %i1, [%g3 + TI_REG_WINDOW + 0x48]
+ stx %i2, [%g3 + TI_REG_WINDOW + 0x50]
+ stx %i3, [%g3 + TI_REG_WINDOW + 0x58]
+ stx %i4, [%g3 + TI_REG_WINDOW + 0x60]
+
+ stx %i5, [%g3 + TI_REG_WINDOW + 0x68]
+ stx %i6, [%g3 + TI_REG_WINDOW + 0x70]
+ stx %i7, [%g3 + TI_REG_WINDOW + 0x78]
+ b,pt %xcc, 2f
+ add %g1, 1, %g1
+1: std %l0, [%g3 + TI_REG_WINDOW + 0x00]
+ std %l2, [%g3 + TI_REG_WINDOW + 0x08]
+ std %l4, [%g3 + TI_REG_WINDOW + 0x10]
+
+ std %l6, [%g3 + TI_REG_WINDOW + 0x18]
+ std %i0, [%g3 + TI_REG_WINDOW + 0x20]
+ std %i2, [%g3 + TI_REG_WINDOW + 0x28]
+ std %i4, [%g3 + TI_REG_WINDOW + 0x30]
+ std %i6, [%g3 + TI_REG_WINDOW + 0x38]
+ add %g1, 1, %g1
+2: stb %g1, [%g6 + TI_WSAVED]
+
+ saved
+ retry
+
Added: openbios-devel/config/examples/cross-sparc64_config.xml
===================================================================
--- openbios-devel/config/examples/cross-sparc64_config.xml (rev 0)
+++ openbios-devel/config/examples/cross-sparc64_config.xml 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,76 @@
+<?xml version="1.0"?>
+<config>
+
+ <!-- generic -->
+ <option name="CONFIG_SPARC" type="boolean" value="true"/>
+ <option name="CONFIG_SPARC64" type="boolean" value="true"/>
+ <option name="CONFIG_BIG_ENDIAN" type="boolean" value="true"/>
+
+ <!-- kernel binaries (SPARC64) -->
+ <option name="CONFIG_IMAGE_ELF" type="boolean" value="true"/>
+ <option name="CONFIG_IMAGE_ELF_EMBEDDED" type="boolean" value="true"/>
+ <option name="CONFIG_IMAGE_ELF_MULTIBOOT" type="boolean" value="true"/>
+
+ <!-- Build hosted UNIX Binary -->
+ <option name="CONFIG_HOST_UNIX" type="boolean" value="false"/>
+ <option name="CONFIG_UNIX_QT" type="boolean" value="false"/>
+ <option name="CONFIG_PLUGINS" type="boolean" value="false"/>
+
+ <!-- Kernel Debugging -->
+ <option name="CONFIG_DEBUG" type="boolean" value="true"/>
+ <option name="CONFIG_DEBUG_BOOT" type="boolean" value="true"/>
+ <option name="CONFIG_DEBUG_DSTACK" type="boolean" value="false"/>
+ <option name="CONFIG_DEBUG_RSTACK" type="boolean" value="false"/>
+ <option name="CONFIG_DEBUG_DICTIONARY" type="boolean" value="false"/>
+ <option name="CONFIG_DEBUG_INTERNAL" type="boolean" value="false"/>
+ <option name="CONFIG_DEBUG_INTERPRETER" type="boolean" value="false"/>
+ <option name="CONFIG_DEBUG_CONSOLE" type="boolean" value="true"/>
+ <option name="CONFIG_DEBUG_CONSOLE_SERIAL" type="boolean" value="true"/>
+ <option name="CONFIG_DEBUG_SUN_PARTS" type="boolean" value="false"/>
+ <option name="CONFIG_SERIAL_PORT" type="integer" value="0"/>
+ <option name="CONFIG_SERIAL_SPEED" type="integer" value="115200"/>
+ <option name="CONFIG_DEBUG_CONSOLE_VGA" type="boolean" value="true"/>
+
+
+ <!-- Module Configuration -->
+ <option name="CONFIG_CMDLINE" type="boolean" value="true"/>
+ <option name="CONFIG_DEBLOCKER" type="boolean" value="true"/>
+
+
+ <!-- Filesystem Configuration -->
+ <option name="CONFIG_DISK_LABEL" type="boolean" value="true"/>
+ <option name="CONFIG_PART_SUPPORT" type="boolean" value="true"/>
+ <option name="CONFIG_PC_PARTS" type="boolean" value="false"/>
+ <option name="CONFIG_SUN_PARTS" type="boolean" value="true"/>
+ <option name="CONFIG_FS" type="boolean" value="true"/>
+ <option name="CONFIG_HFS" type="boolean" value="false"/>
+ <option name="CONFIG_HFSP" type="boolean" value="true"/>
+ <option name="CONFIG_GRUBFS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_EXT2FS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_FAT" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_JFS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_MINIX" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_REISERFS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_XFS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_UFS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_ISO9660" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_FFS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_VSTAFS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_NTFS" type="boolean" value="false"/>
+ <option name="CONFIG_FSYS_AFFS" type="boolean" value="true"/>
+ <option name="CONFIG_DEBUG_FS" type="boolean" value="false"/>
+ <option name="CONFIG_DEBUG_EXT2FS" type="boolean" value="false"/>
+
+ <!-- Miscellaneous -->
+ <option name="CONFIG_LINUXBIOS" type="boolean" value="false"/>
+
+ <!-- Drivers -->
+ <option name="CONFIG_DRIVER_PCI" type="boolean" value="true"/>
+ <option name="CONFIG_DEBUG_PCI" type="boolean" value="true"/>
+ <option name="CONFIG_DRIVER_IDE" type="boolean" value="true"/>
+ <option name="CONFIG_IDE_NUM_CHANNELS" type="integer" value="4"/>
+ <option name="CONFIG_DEBUG_IDE" type="boolean" value="true"/>
+ <option name="CONFIG_DRIVER_FLOPPY" type="boolean" value="true"/>
+
+</config>
+
Added: openbios-devel/config/examples/cross-sparc64_rules.xml
===================================================================
--- openbios-devel/config/examples/cross-sparc64_rules.xml (rev 0)
+++ openbios-devel/config/examples/cross-sparc64_rules.xml 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,82 @@
+<rules>
+
+<pre><![CDATA[
+#
+# Autogenerated OpenBIOS Makefile
+# (C) 2004-2006 by the OpenBIOS team
+#
+
+ARCH := sparc64
+ODIR := obj-$(ARCH)
+HOSTCC := gcc
+CROSSCFLAGS := -DNATIVE_BITWIDTH_SMALLER_THAN_HOST_BITWIDTH -DSWAP_ENDIANNESS
+HOSTCFLAGS := -O2 -g -Wall -W -DFCOMPILER -DBOOTSTRAP $(CROSSCFLAGS)
+HOSTINCLUDES := -Iinclude -Ikernel/include -I$(ODIR)/target/include
+
+CC := sparc-linux-gcc
+AS := sparc-linux-as
+AR := sparc-linux-ar
+LD := sparc-linux-ld
+NM := sparc-linux-nm
+STRIP := sparc-linux-strip
+RANLIB := sparc-linux-ranlib
+CFLAGS := -Os -Wall -W -DNATIVE_BITWIDTH_EQUALS_HOST_BITWIDTH -USWAP_ENDIANNESS -fno-builtin -g
+CFLAGS+= -Wa,-xarch=v9 -Wa,-64 -m64 -mcpu=ultrasparc -mcmodel=medany
+CFLAGS+= -Wredundant-decls -Wshadow -Wpointer-arith -Wstrict-prototypes -Wmissing-declarations
+CFLAGS+= -Wundef -Wendif-labels -Wstrict-aliasing
+INCLUDES := -Iinclude -Ikernel/include -I$(ODIR)/target/include
+AS_FLAGS := -Wa,-xarch=v9 -Wa,-64 -g
+
+#
+# pre rules
+#
+
+all: versions dictionaries host-libraries target-libraries host-executables target-executables
+
+VERSION := "1.0RC1"
+
+versions: $(ODIR)/target/include/openbios-version.h $(ODIR)/forth/version.fs
+
+$(ODIR)/forth/version.fs:
+ @DATE="$(shell echo `date +'%b %e %Y %H:%M'`)" ; \
+ ( echo ": builddate \" $$DATE\" ; " ; \
+ echo ": version \" $(VERSION)\" ; " ; ) \
+ > $(dir $@)/version.fs
+
+$(ODIR)/target/include/openbios-version.h:
+ @DATE="$(shell echo `date +'%b %e %Y %H:%M'`)" ; \
+ ( echo "#define OPENBIOS_BUILD_DATE \"$$DATE\"" ; \
+ echo "#define OPENBIOS_VERSION_STR \"$(VERSION)\"" ; \
+ echo "#define OPENBIOS_RELEASE \"$(VERSION)\"" ; ) \
+ > $(dir $@)/openbios-version.h
+]]></pre>
+
+ <!-- host compiler build rules -->
+
+<rule target="host" entity="executable">
+ $(HOSTCC) $(HOSTCFLAGS) -o $@ $^
+</rule>
+
+<rule target="host" entity="object">
+ $(HOSTCC) $(HOSTCFLAGS) $(HOSTINCLUDES) -c -o $@ $^
+</rule>
+
+<rule target="host" entity="library">
+ $(AR) cru $@ $^; $(RANLIB) $@
+</rule>
+
+ <!-- target/cross compiler build rules -->
+
+<rule target="target" entity="executable">
+ $(CC) $(CFLAGS) -o $@ $^
+</rule>
+
+<rule target="target" entity="object">
+ $(CC) $$EXTRACFLAGS $(CFLAGS) $(INCLUDES) -c -o $@ $^
+</rule>
+
+<rule target="target" entity="library">
+ $(AR) cru $@ $^; $(RANLIB) $@
+</rule>
+
+</rules>
Added: openbios-devel/config/examples/sparc64_config.xml
===================================================================
--- openbios-devel/config/examples/sparc64_config.xml (rev 0)
+++ openbios-devel/config/examples/sparc64_config.xml 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,76 @@
+<?xml version="1.0"?>
+<config>
+
+ <!-- generic -->
+ <option name="CONFIG_SPARC" type="boolean" value="true"/>
+ <option name="CONFIG_SPARC64" type="boolean" value="true"/>
+ <option name="CONFIG_BIG_ENDIAN" type="boolean" value="true"/>
+
+ <!-- kernel binaries (SPARC64) -->
+ <option name="CONFIG_IMAGE_ELF" type="boolean" value="true"/>
+ <option name="CONFIG_IMAGE_ELF_EMBEDDED" type="boolean" value="true"/>
+ <option name="CONFIG_IMAGE_ELF_MULTIBOOT" type="boolean" value="true"/>
+
+ <!-- Build hosted UNIX Binary -->
+ <option name="CONFIG_HOST_UNIX" type="boolean" value="true"/>
+ <option name="CONFIG_UNIX_QT" type="boolean" value="false"/>
+ <option name="CONFIG_PLUGINS" type="boolean" value="false"/>
+
+ <!-- Kernel Debugging -->
+ <option name="CONFIG_DEBUG" type="boolean" value="true"/>
+ <option name="CONFIG_DEBUG_BOOT" type="boolean" value="true"/>
+ <option name="CONFIG_DEBUG_DSTACK" type="boolean" value="false"/>
+ <option name="CONFIG_DEBUG_RSTACK" type="boolean" value="false"/>
+ <option name="CONFIG_DEBUG_DICTIONARY" type="boolean" value="false"/>
+ <option name="CONFIG_DEBUG_INTERNAL" type="boolean" value="false"/>
+ <option name="CONFIG_DEBUG_INTERPRETER" type="boolean" value="false"/>
+ <option name="CONFIG_DEBUG_CONSOLE" type="boolean" value="true"/>
+ <option name="CONFIG_DEBUG_CONSOLE_SERIAL" type="boolean" value="true"/>
+ <option name="CONFIG_DEBUG_SUN_PARTS" type="boolean" value="false"/>
+ <option name="CONFIG_SERIAL_PORT" type="integer" value="0"/>
+ <option name="CONFIG_SERIAL_SPEED" type="integer" value="115200"/>
+ <option name="CONFIG_DEBUG_CONSOLE_VGA" type="boolean" value="true"/>
+
+
+ <!-- Module Configuration -->
+ <option name="CONFIG_CMDLINE" type="boolean" value="true"/>
+ <option name="CONFIG_DEBLOCKER" type="boolean" value="true"/>
+
+
+ <!-- Filesystem Configuration -->
+ <option name="CONFIG_DISK_LABEL" type="boolean" value="true"/>
+ <option name="CONFIG_PART_SUPPORT" type="boolean" value="true"/>
+ <option name="CONFIG_PC_PARTS" type="boolean" value="false"/>
+ <option name="CONFIG_SUN_PARTS" type="boolean" value="true"/>
+ <option name="CONFIG_FS" type="boolean" value="true"/>
+ <option name="CONFIG_HFS" type="boolean" value="false"/>
+ <option name="CONFIG_HFSP" type="boolean" value="true"/>
+ <option name="CONFIG_GRUBFS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_EXT2FS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_FAT" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_JFS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_MINIX" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_REISERFS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_XFS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_UFS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_ISO9660" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_FFS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_VSTAFS" type="boolean" value="true"/>
+ <option name="CONFIG_FSYS_NTFS" type="boolean" value="false"/>
+ <option name="CONFIG_FSYS_AFFS" type="boolean" value="true"/>
+ <option name="CONFIG_DEBUG_FS" type="boolean" value="false"/>
+ <option name="CONFIG_DEBUG_EXT2FS" type="boolean" value="false"/>
+
+ <!-- Miscellaneous -->
+ <option name="CONFIG_LINUXBIOS" type="boolean" value="false"/>
+
+ <!-- Drivers -->
+ <option name="CONFIG_DRIVER_PCI" type="boolean" value="true"/>
+ <option name="CONFIG_DEBUG_PCI" type="boolean" value="true"/>
+ <option name="CONFIG_DRIVER_IDE" type="boolean" value="true"/>
+ <option name="CONFIG_IDE_NUM_CHANNELS" type="integer" value="4"/>
+ <option name="CONFIG_DEBUG_IDE" type="boolean" value="true"/>
+ <option name="CONFIG_DRIVER_FLOPPY" type="boolean" value="true"/>
+
+</config>
+
Added: openbios-devel/config/examples/sparc64_rules.xml
===================================================================
--- openbios-devel/config/examples/sparc64_rules.xml (rev 0)
+++ openbios-devel/config/examples/sparc64_rules.xml 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,88 @@
+<rules>
+
+<pre><![CDATA[
+#
+# Autogenerated OpenBIOS Makefile
+# (C) 2004-2006 by the OpenBIOS team
+#
+
+ARCH := sparc64
+ODIR := obj-$(ARCH)
+HOSTCC := gcc
+CROSSCFLAGS := -DNATIVE_BITWIDTH_SMALLER_THAN_HOST_BITWIDTH -USWAP_ENDIANNESS
+HOSTCFLAGS := -O2 -g -Wall -W -DFCOMPILER -DBOOTSTRAP $(CROSSCFLAGS)
+HOSTINCLUDES := -Iinclude -Ikernel/include -I$(ODIR)/target/include
+
+CC := gcc
+AS := as
+AR := ar
+LD := ld
+NM := nm
+STRIP := strip
+RANLIB := ranlib
+INSTALL := install
+
+ifeq ($(shell uname), Linux)
+ LIBDL_LDFLAGS=-ldl
+endif
+
+CFLAGS := -Os -Wall -W -DNATIVE_BITWIDTH_EQUALS_HOST_BITWIDTH -USWAP_ENDIANNESS -fno-builtin -g
+CFLAGS+= -Wa,-xarch=v9 -Wa,-64 -m64 -mcpu=ultrasparc -mcmodel=medany
+CFLAGS+= -Wredundant-decls -Wshadow -Wpointer-arith -Wstrict-prototypes -Wmissing-declarations
+CFLAGS+= -Wundef -Wendif-labels -Wstrict-aliasing
+INCLUDES := -Iinclude -Ikernel/include -I$(ODIR)/target/include
+AS_FLAGS := -Wa,-xarch=v9 -Wa,-64 -g
+
+#
+# pre rules
+#
+
+all: versions dictionaries host-libraries target-libraries host-executables target-executables
+
+VERSION := "1.0RC1"
+
+versions: $(ODIR)/target/include/openbios-version.h $(ODIR)/forth/version.fs
+
+$(ODIR)/forth/version.fs:
+ @DATE="$(shell echo `date +'%b %e %Y %H:%M'`)" ; \
+ ( echo ": builddate \" $$DATE\" ; " ; \
+ echo ": version \" $(VERSION)\" ; " ; ) \
+ > $(dir $@)/version.fs
+
+$(ODIR)/target/include/openbios-version.h:
+ @DATE="$(shell echo `date +'%b %e %Y %H:%M'`)" ; \
+ ( echo "#define OPENBIOS_BUILD_DATE \"$$DATE\"" ; \
+ echo "#define OPENBIOS_VERSION_STR \"$(VERSION)\"" ; \
+ echo "#define OPENBIOS_RELEASE \"$(VERSION)\"" ; ) \
+ > $(dir $@)/openbios-version.h
+]]></pre>
+
+ <!-- host compiler build rules -->
+
+<rule target="host" entity="executable">
+ $(HOSTCC) $(HOSTCFLAGS) -o $@ $^
+</rule>
+
+<rule target="host" entity="object">
+ $(HOSTCC) $(HOSTCFLAGS) $(HOSTINCLUDES) -c -o $@ $^
+</rule>
+
+<rule target="host" entity="library">
+ $(AR) cru $@ $^; $(RANLIB) $@
+</rule>
+
+ <!-- target/cross compiler build rules -->
+
+<rule target="target" entity="executable">
+ $(CC) $(CFLAGS) -o $@ $^
+</rule>
+
+<rule target="target" entity="object">
+ $(CC) $$EXTRACFLAGS $(CFLAGS) $(INCLUDES) -c -o $@ $^
+</rule>
+
+<rule target="target" entity="library">
+ $(AR) cru $@ $^; $(RANLIB) $@
+</rule>
+
+</rules>
Added: openbios-devel/include/sparc64/elf.h
===================================================================
--- openbios-devel/include/sparc64/elf.h (rev 0)
+++ openbios-devel/include/sparc64/elf.h 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,5 @@
+#define ARCH_ELF_CLASS ELFCLASS64
+#define ARCH_ELF_DATA ELFDATA2MSB
+#define ARCH_ELF_MACHINE_OK(x) ((x)==EM_SPARCV9)
+typedef Elf64_Ehdr Elf_ehdr;
+typedef Elf64_Phdr Elf_phdr;
Added: openbios-devel/include/sparc64/io.h
===================================================================
--- openbios-devel/include/sparc64/io.h (rev 0)
+++ openbios-devel/include/sparc64/io.h 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,203 @@
+#ifndef _ASM_IO_H
+#define _ASM_IO_H
+
+#include "asm/types.h"
+
+extern unsigned long va_shift; // Set in entry.S
+extern char _start, _data, _heap, _eheap, _stack, _estack, _end,
+ _vmem, _evmem,_iomem; // Defined in ldscript
+
+static inline unsigned long
+va2pa(unsigned long va)
+{
+ if ((va >= (unsigned long)&_data) &&
+ (va < (unsigned long)&_end))
+ return va - va_shift;
+ else
+ return va;
+}
+
+static inline unsigned long
+pa2va(unsigned long pa)
+{
+ if ((pa + va_shift >= (unsigned long)&_data) &&
+ (pa + va_shift< (unsigned long)&_end))
+ return pa + va_shift;
+ else
+ return pa;
+}
+
+// XXX check use and merge
+#define phys_to_virt(phys) ((void *) ((unsigned long) (phys)))
+#define virt_to_phys(virt) ((unsigned long) (virt))
+
+#ifndef BOOTSTRAP
+
+#ifndef _IO_BASE
+#define _IO_BASE 0x1fe02000000ULL
+#endif
+
+/*
+ * The insw/outsw/insl/outsl macros don't do byte-swapping.
+ * They are only used in practice for transferring buffers which
+ * are arrays of bytes, and byte-swapping is not appropriate in
+ * that case. - paulus
+ */
+#define insw(port, buf, ns) _insw_ns((uint16_t *)((port)+_IO_BASE), (buf), (ns))
+#define outsw(port, buf, ns) _outsw_ns((uint16_t *)((port)+_IO_BASE), (buf), (ns))
+
+#define inb(port) in_8((uint8_t *)((port)+_IO_BASE))
+#define outb(val, port) out_8((uint8_t *)((port)+_IO_BASE), (val))
+#define inw(port) in_le16((uint16_t *)((port)+_IO_BASE))
+#define outw(val, port) out_le16((uint16_t *)((port)+_IO_BASE), (val))
+#define inl(port) in_le32((uint32_t *)((port)+_IO_BASE))
+#define outl(val, port) out_le32((uint32_t *)((port)+_IO_BASE), (val))
+
+/*
+ * 8, 16 and 32 bit, big and little endian I/O operations, with barrier.
+ */
+static inline int in_8(volatile unsigned char *addr)
+{
+ int ret;
+
+ __asm__ __volatile__("lduba [%1] 0x15, %0\n\t"
+ :"=r"(ret):"r"(addr):"memory");
+
+ return ret;
+}
+
+static inline void out_8(volatile unsigned char *addr, int val)
+{
+ __asm__ __volatile__("stba %0, [%1] 0x15\n\t"
+ : : "r"(val), "r"(addr):"memory");
+}
+
+static inline int in_le16(volatile unsigned short *addr)
+{
+ int ret;
+
+ // XXX
+ __asm__ __volatile__("lduha [%1] 0x15, %0\n\t"
+ :"=r"(ret):"r"(addr):"memory");
+
+ return ret;
+}
+
+static inline int in_be16(volatile unsigned short *addr)
+{
+ int ret;
+
+ __asm__ __volatile__("lduha [%1] 0x15, %0\n\t"
+ :"=r"(ret):"r"(addr):"memory");
+
+ return ret;
+}
+
+static inline void out_le16(volatile unsigned short *addr, int val)
+{
+ // XXX
+ __asm__ __volatile__("stha %0, [%1] 0x15\n\t"
+ : : "r"(val), "r"(addr):"memory");
+}
+
+static inline void out_be16(volatile unsigned short *addr, int val)
+{
+ __asm__ __volatile__("stha %0, [%1] 0x15\n\t"
+ : : "r"(val), "r"(addr):"memory");
+}
+
+static inline unsigned in_le32(volatile unsigned *addr)
+{
+ unsigned ret;
+
+ // XXX
+ __asm__ __volatile__("lduwa [%1] 0x15, %0\n\t"
+ :"=r"(ret):"r"(addr):"memory");
+
+ return ret;
+}
+
+static inline unsigned in_be32(volatile unsigned *addr)
+{
+ unsigned ret;
+
+ __asm__ __volatile__("lduwa [%1] 0x15, %0\n\t"
+ :"=r"(ret):"r"(addr):"memory");
+
+ return ret;
+}
+
+static inline void out_le32(volatile unsigned *addr, int val)
+{
+ // XXX
+ __asm__ __volatile__("stwa %0, [%1] 0x15\n\t"
+ : : "r"(val), "r"(addr):"memory");
+}
+
+static inline void out_be32(volatile unsigned *addr, int val)
+{
+ __asm__ __volatile__("stwa %0, [%1] 0x15\n\t"
+ : : "r"(val), "r"(addr):"memory");
+}
+
+static inline void _insw_ns(volatile uint16_t * port, void *buf, int ns)
+{
+ uint16_t *b = (uint16_t *) buf;
+
+ while (ns > 0) {
+ *b++ = in_le16(port);
+ ns--;
+ }
+}
+
+static inline void _outsw_ns(volatile uint16_t * port, const void *buf,
+ int ns)
+{
+ uint16_t *b = (uint16_t *) buf;
+
+ while (ns > 0) {
+ out_le16(port, *b++);
+ ns--;
+ }
+}
+
+static inline void _insw(volatile uint16_t * port, void *buf, int ns)
+{
+ uint16_t *b = (uint16_t *) buf;
+
+ while (ns > 0) {
+ *b++ = in_be16(port);
+ ns--;
+ }
+}
+
+static inline void _outsw(volatile uint16_t * port, const void *buf,
+ int ns)
+{
+ uint16_t *b = (uint16_t *) buf;
+
+ while (ns > 0) {
+ out_be16(port, *b++);
+ ns--;
+ }
+}
+#else /* BOOTSTRAP */
+#ifdef FCOMPILER
+#define inb(reg) ((u8)0xff)
+#define inw(reg) ((u16)0xffff)
+#define inl(reg) ((u32)0xffffffff)
+#define outb(reg, val) do{} while(0)
+#define outw(reg, val) do{} while(0)
+#define outl(reg, val) do{} while(0)
+#else
+extern u8 inb(u32 reg);
+extern u16 inw(u32 reg);
+extern u32 inl(u32 reg);
+extern void insw(u32 reg, void *addr, unsigned long count);
+extern void outb(u32 reg, u8 val);
+extern void outw(u32 reg, u16 val);
+extern void outl(u32 reg, u32 val);
+extern void outsw(u32 reg, const void *addr, unsigned long count);
+#endif
+#endif
+#endif /* _ASM_IO_H */
Added: openbios-devel/include/sparc64/types.h
===================================================================
--- openbios-devel/include/sparc64/types.h (rev 0)
+++ openbios-devel/include/sparc64/types.h 2006-06-10 01:37:53 UTC (rev 58)
@@ -0,0 +1,39 @@
+/* tag: data types for forth engine
+ *
+ * Copyright (C) 2003-2005 Patrick Mauritz, Stefan Reinauer
+ *
+ * See the file "COPYING" for further information about
+ * the copyright and warranty status of this work.
+ */
+
+#ifndef __TYPES_H
+#define __TYPES_H
+
+#include "mconfig.h"
+
+#include <stdint.h>
+
+/* cell based types */
+typedef int64_t cell;
+typedef uint64_t ucell;
+typedef long long dcell;
+typedef unsigned long long ducell;
+
+#define bitspercell (sizeof(cell)<<3)
+#define bitsperdcell (sizeof(dcell)<<3)
+
+#define BITS 64
+
+/* size named types */
+
+typedef unsigned char u8;
+typedef unsigned short u16;
+typedef unsigned int u32;
+typedef unsigned long u64;
+
+typedef signed char s8;
+typedef short s16;
+typedef int s32;
+typedef long s64;
+
+#endif
More information about the OpenBIOS
mailing list