[coreboot] r1061 - coreboot-v3/southbridge/intel/i82801gx
svn at coreboot.org
svn at coreboot.org
Thu Nov 27 02:01:16 CET 2008
Author: rminnich
Date: 2008-11-27 02:01:16 +0100 (Thu, 27 Nov 2008)
New Revision: 1061
Modified:
coreboot-v3/southbridge/intel/i82801gx/Makefile
coreboot-v3/southbridge/intel/i82801gx/smihandler.c
coreboot-v3/southbridge/intel/i82801gx/smmhandler.S
Log:
These changes will, once they are used, allow the smm.elf to be generated.
Signed-off-by: Ronald G. Minnich <rminnich at gmail.com>
Acked-by: Peter Stuge <peter at stuge.se>
Modified: coreboot-v3/southbridge/intel/i82801gx/Makefile
===================================================================
--- coreboot-v3/southbridge/intel/i82801gx/Makefile 2008-11-26 18:25:42 UTC (rev 1060)
+++ coreboot-v3/southbridge/intel/i82801gx/Makefile 2008-11-27 01:01:16 UTC (rev 1061)
@@ -55,4 +55,25 @@
$(src)/southbridge/intel/i82801gx/stage1_smbus.c \
$(src)/southbridge/intel/i82801gx/libsmbus.c \
+$(obj)/southbridge/intel/i82801gx/smmhandler.o: $(src)/southbridge/intel/i82801gx/smmhandler.S
+ $(Q)mkdir -p $(dir $@)
+ $(Q)printf " CC $(subst $(shell pwd)/,,$(@))\n"
+ $(Q)$(CC) -E $(COREBOOTINCLUDE) -I$(src)/northbridge/intel/i945 $< \
+ -o $(obj)/southbridge/intel/i82801gx/smmhandler.s
+ $(Q)printf " AS $(subst $(shell pwd)/,,$(@))\n"
+ $(Q)$(AS) $(obj)/southbridge/intel/i82801gx/smmhandler.s -o $@
+
+SMMSRC=$(src)/southbridge/intel/i82801gx/smihandler.c
+
+SMMOBJ := $(obj)/southbridge/intel/i82801gx/smihandler.o \
+ $(obj)/lib/vtxprintf.o \
+ $(obj)/lib/string.o \
+ $(obj)/lib/mem.o \
+ $(obj)/southbridge/intel/i82801gx/smmhandler.o
+
+$(obj)/southbridge/intel/i82801gx/smm.elf:$(src)/southbridge/intel/i82801gx/smm.ld \
+ $(SMMOBJ)
+ $(Q)printf " CC $(subst $(shell pwd)/,,$(@))\n"
+ $(Q)$(CC) -nostdlib -static -T $< -o $@ $(SMMOBJ)
+
endif
Modified: coreboot-v3/southbridge/intel/i82801gx/smihandler.c
===================================================================
--- coreboot-v3/southbridge/intel/i82801gx/smihandler.c 2008-11-26 18:25:42 UTC (rev 1060)
+++ coreboot-v3/southbridge/intel/i82801gx/smihandler.c 2008-11-27 01:01:16 UTC (rev 1061)
@@ -19,15 +19,17 @@
* MA 02110-1301 USA
*/
-#include <arch/io.h>
-#include <arch/romcc_io.h>
-#include <console/console.h>
-#include <cpu/x86/cache.h>
-#include <cpu/x86/smm.h>
-#include "chip.h"
+#include <mainboard.h>
+#include <device/pci_def.h>
+#include <io.h>
+#include <console.h>
+#include <cpu.h>
+#include <smm.h>
+#include <stdarg.h>
// Future TODO: Move to i82801gx directory
#include "../../../northbridge/intel/i945/ich7.h"
+#include "../../../northbridge/intel/i945/i945.h"
#define DEBUG_SMI
@@ -293,6 +295,8 @@
#define UART_MSR 0x06
#define UART_SCR 0x07
+int console_loglevel = BIOS_SPEW;
+
static int uart_can_tx_byte(void)
{
return inb(TTYS0_BASE + UART_LSR) & 0x20;
@@ -323,18 +327,35 @@
uart_wait_to_tx_byte();
}
-void console_tx_byte(unsigned char byte)
+void console_tx_byte(unsigned char byte, void *arg)
{
if (byte == '\n')
uart_tx_byte('\r');
uart_tx_byte(byte);
}
+int printk(int msg_level, const char *fmt, ...)
+{
+ int vtxprintf(void (*tx_byte)(unsigned char byte, void *arg), void *arg, const char *fmt, va_list args);
+
+ va_list args;
+ int i = 0;
+
+ if (msg_level > console_loglevel) {
+ return 0;
+ }
+
+ va_start(args, fmt);
+ i += vtxprintf(console_tx_byte, (void *)0, fmt, args);
+ va_end(args);
+
+ return i;
+}
/* We are using PCIe accesses for now
* 1. the chipset can do it
* 2. we don't need to worry about how we leave 0xcf8/0xcfc behind
*/
-#include "../../../northbridge/intel/i945/pcie_config.c"
+#include "../../../northbridge/intel/i945/pcie_config.h"
/* ********************* smi_util ************************* */
@@ -405,11 +426,10 @@
node=nodeid();
#ifdef DEBUG_SMI
- console_loglevel = DEFAULT_CONSOLE_LOGLEVEL;
+ console_loglevel = CONFIG_DEFAULT_CONSOLE_LOGLEVEL;
#else
console_loglevel = 1;
#endif
-
printk(BIOS_DEBUG, "\nSMI# #%d\n", node);
switch (smm_revision) {
@@ -432,7 +452,7 @@
return;
}
- pmbase = pcie_read_config16(PCI_DEV(0, 0x1f, 0), 0x40) & 0xfffc;
+ pmbase = pcie_read_config16(PCI_BDF(0, 0x1f, 0), 0x40) & 0xfffc;
printk(BIOS_SPEW, "SMI#: pmbase = 0x%04x\n", pmbase);
/* We need to clear the SMI status registers, or we won't see what's
@@ -443,15 +463,17 @@
if (smi_sts & (1 << 21)) { // MONITOR
global_nvs_t *gnvs = (global_nvs_t *)0xc00;
- int i;
u32 reg32;
reg32 = RCBA32(0x1e00); // TRSR - Trap Status Register
#if 0
- /* Comment in for some useful debug */
- for (i=0; i<4; i++) {
- if (reg32 & (1 << i)) {
- printk(BIOS_DEBUG, " io trap #%d\n", i);
+ {
+ int i;
+ /* Comment in for some useful debug */
+ for (i=0; i<4; i++) {
+ if (reg32 & (1 << i)) {
+ printk(BIOS_DEBUG, " io trap #%d\n", i);
+ }
}
}
#endif
@@ -484,7 +506,7 @@
if (tco_sts & (1 << 8)) { // BIOSWR
u8 bios_cntl;
- bios_cntl = pcie_read_config16(PCI_DEV(0, 0x1f, 0), 0xdc);
+ bios_cntl = pcie_read_config16(PCI_BDF(0, 0x1f, 0), 0xdc);
if (bios_cntl & 1) {
/* BWE is RW, so the SMI was caused by a
@@ -498,7 +520,7 @@
* box.
*/
printk(BIOS_DEBUG, "Switching back to RO\n");
- pcie_write_config32(PCI_DEV(0, 0x1f, 0), 0xdc, (bios_cntl & ~1));
+ pcie_write_config32(PCI_BDF(0, 0x1f, 0), 0xdc, (bios_cntl & ~1));
} /* No else for now? */
}
}
@@ -536,7 +558,7 @@
if (smi_sts & (1 << 4)) { // SLP_SMI
u32 reg32;
reg32 = inl(pmbase + 0x04);
- printk(BIOS_DEBUG, "SMI#: SLP = 0x%08x\n");
+ printk(BIOS_DEBUG, "SMI#: SLP = 0x%08x\n", reg32);
printk(BIOS_DEBUG, "SMI#: Powering off.\n");
outl((6 << 10), pmbase + 0x04);
outl((1 << 13) | (6 << 10), pmbase + 0x04);
Modified: coreboot-v3/southbridge/intel/i82801gx/smmhandler.S
===================================================================
--- coreboot-v3/southbridge/intel/i82801gx/smmhandler.S 2008-11-26 18:25:42 UTC (rev 1060)
+++ coreboot-v3/southbridge/intel/i82801gx/smmhandler.S 2008-11-27 01:01:16 UTC (rev 1061)
@@ -52,7 +52,7 @@
*
*/
-#include <arch/asm.h>
+#define ASSEMBLY
#define LAPIC_ID 0xfee00020
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