[LinuxBIOS] r2929 - in trunk/LinuxBIOSv2: src/mainboard/ibm/e325 src/mainboard/ibm/e326 targets/ibm/e326
Author: stepan Date: 2007-11-02 13:35:30 +0100 (Fri, 02 Nov 2007) New Revision: 2929
Added: trunk/LinuxBIOSv2/src/mainboard/ibm/e325/cache_as_ram_auto.c trunk/LinuxBIOSv2/src/mainboard/ibm/e326/cache_as_ram_auto.c trunk/LinuxBIOSv2/targets/ibm/e326/Config.lb Modified: trunk/LinuxBIOSv2/src/mainboard/ibm/e325/Config.lb trunk/LinuxBIOSv2/src/mainboard/ibm/e325/Options.lb trunk/LinuxBIOSv2/src/mainboard/ibm/e325/auto.c trunk/LinuxBIOSv2/src/mainboard/ibm/e326/Config.lb trunk/LinuxBIOSv2/src/mainboard/ibm/e326/Options.lb trunk/LinuxBIOSv2/src/mainboard/ibm/e326/auto.c Log: fix up IBM servers.
Signed-off-by: Stefan Reinauer stepan@coresystems.de Acked-by: Stefan Reinauer stepan@coresystems.de
Modified: trunk/LinuxBIOSv2/src/mainboard/ibm/e325/Config.lb =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/ibm/e325/Config.lb 2007-11-02 11:06:40 UTC (rev 2928) +++ trunk/LinuxBIOSv2/src/mainboard/ibm/e325/Config.lb 2007-11-02 12:35:30 UTC (rev 2929) @@ -47,6 +47,26 @@ if HAVE_PIRQ_TABLE object irq_tables.o end #object reset.o
+if USE_DCACHE_RAM + +if CONFIG_USE_INIT + +makerule ./auto.o + depends "$(MAINBOARD)/cache_as_ram_auto.c option_table.h" + action "$(CC) -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/cache_as_ram_auto.c -Os -nostdinc -nostdlib -fno-builtin -Wall -c -o auto.o" +end + +else + +makerule ./auto.inc + depends "$(MAINBOARD)/cache_as_ram_auto.c option_table.h" + action "$(CC) -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/cache_as_ram_auto.c -Os -nostdinc -nostdlib -fno-builtin -Wall -c -S -o $@" + action "perl -e 's/.rodata/.rom.data/g' -pi $@" + action "perl -e 's/.text/.section .rom.text/g' -pi $@" +end + +end +else ## ## Romcc output ## @@ -69,14 +89,28 @@ action "./romcc -mcpu=k8 -O2 -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/auto.c -o $@" end
+end + ## ## Build our 16 bit and 32 bit linuxBIOS entry code ## -mainboardinit cpu/x86/16bit/entry16.inc +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/entry16.inc + ldscript /cpu/x86/16bit/entry16.lds +end + mainboardinit cpu/x86/32bit/entry32.inc -ldscript /cpu/x86/16bit/entry16.lds -ldscript /cpu/x86/32bit/entry32.lds
+if USE_DCACHE_RAM + if CONFIG_USE_INIT + ldscript /cpu/x86/32bit/entry32.lds + end + + if CONFIG_USE_INIT + ldscript /cpu/amd/car/cache_as_ram.lds + end +end + ## ## Build our reset vector (This is where linuxBIOS is entered) ## @@ -88,8 +122,11 @@ ldscript /cpu/x86/32bit/reset32.lds end
+if USE_DCACHE_RAM +else ### Should this be in the northbridge code? mainboardinit arch/i386/lib/cpu_reset.inc +end
## ## Include an id string (For safe flashing) @@ -97,15 +134,26 @@ mainboardinit arch/i386/lib/id.inc ldscript /arch/i386/lib/id.lds
+if USE_DCACHE_RAM +## +## Setup Cache-As-Ram +## +mainboardinit cpu/amd/car/cache_as_ram.inc +end + ### ### This is the early phase of linuxBIOS startup ### Things are delicate and we test to see if we should ### failover to another image. ### if USE_FALLBACK_IMAGE - ldscript /arch/i386/lib/failover.lds - mainboardinit ./failover.inc +if USE_DCACHE_RAM + ldscript /arch/i386/lib/failover.lds +else + ldscript /arch/i386/lib/failover.lds + mainboardinit ./failover.inc end +end
### ### O.k. We aren't just an intermediary anymore! @@ -114,17 +162,30 @@ ## ## Setup RAM ## +if USE_DCACHE_RAM + +if CONFIG_USE_INIT +initobject auto.o +else +mainboardinit ./auto.inc +end + +else + +## +## Setup RAM +## mainboardinit cpu/x86/fpu/enable_fpu.inc mainboardinit cpu/x86/mmx/enable_mmx.inc mainboardinit cpu/x86/sse/enable_sse.inc mainboardinit ./auto.inc mainboardinit cpu/x86/sse/disable_sse.inc mainboardinit cpu/x86/mmx/disable_mmx.inc +end
## ## Include the secondary Configuration files ## -dir /pc80 config chip.h
Modified: trunk/LinuxBIOSv2/src/mainboard/ibm/e325/Options.lb =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/ibm/e325/Options.lb 2007-11-02 11:06:40 UTC (rev 2928) +++ trunk/LinuxBIOSv2/src/mainboard/ibm/e325/Options.lb 2007-11-02 12:35:30 UTC (rev 2929) @@ -44,7 +44,9 @@ uses CC uses HOSTCC uses OBJCOPY - +uses USE_DCACHE_RAM +uses DCACHE_RAM_BASE +uses DCACHE_RAM_SIZE uses CONFIG_USE_INIT
@@ -110,6 +112,14 @@ default CONFIG_IOAPIC=1
## +## enable CACHE_AS_RAM specifics +## +default USE_DCACHE_RAM=1 +default DCACHE_RAM_BASE=0xcf000 +default DCACHE_RAM_SIZE=0x1000 +default CONFIG_USE_INIT=0 + +## ## Clean up the motherboard id strings ## default MAINBOARD_PART_NUMBER="E325"
Modified: trunk/LinuxBIOSv2/src/mainboard/ibm/e325/auto.c =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/ibm/e325/auto.c 2007-11-02 11:06:40 UTC (rev 2928) +++ trunk/LinuxBIOSv2/src/mainboard/ibm/e325/auto.c 2007-11-02 12:35:30 UTC (rev 2929) @@ -66,50 +66,6 @@ } }
-static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes) -{ - /* Routing Table Node i - * - * F0: 0x40, 0x44, 0x48, 0x4c, 0x50, 0x54, 0x58, 0x5c - * i: 0, 1, 2, 3, 4, 5, 6, 7 - * - * [ 0: 3] Request Route - * [0] Route to this node - * [1] Route to Link 0 - * [2] Route to Link 1 - * [3] Route to Link 2 - * [11: 8] Response Route - * [0] Route to this node - * [1] Route to Link 0 - * [2] Route to Link 1 - * [3] Route to Link 2 - * [19:16] Broadcast route - * [0] Route to this node - * [1] Route to Link 0 - * [2] Route to Link 1 - * [3] Route to Link 2 - */ - - uint32_t ret = 0x00010101; /* default row entry */ - - static const unsigned int rows_2p[2][2] = { - { 0x00090101, 0x00010808 }, - { 0x00010808, 0x00090101 } - }; - - if (maxnodes > 2) { - print_debug("this mainboard is only designed for 2 cpus\r\n"); - maxnodes = 2; - } - - - if (!(node >= maxnodes || row >= maxnodes)) { - ret = rows_2p[node][row]; - } - - return ret; -} - static inline void activate_spd_rom(const struct mem_controller *ctrl) { /* nothing to do */
Added: trunk/LinuxBIOSv2/src/mainboard/ibm/e325/cache_as_ram_auto.c =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/ibm/e325/cache_as_ram_auto.c (rev 0) +++ trunk/LinuxBIOSv2/src/mainboard/ibm/e325/cache_as_ram_auto.c 2007-11-02 12:35:30 UTC (rev 2929) @@ -0,0 +1,218 @@ +#define ASSEMBLY 1 +#define __ROMCC__ + +#include <stdint.h> +#include <device/pci_def.h> +#include <arch/io.h> +#include <device/pnp_def.h> +#include <arch/romcc_io.h> +#include <cpu/x86/lapic.h> +#include "option_table.h" +#include "pc80/mc146818rtc_early.c" +#include "pc80/serial.c" +#include "arch/i386/lib/console.c" +#include "ram/ramtest.c" + +#include <cpu/amd/model_fxx_rev.h> +#include "northbridge/amd/amdk8/incoherent_ht.c" +#include "southbridge/amd/amd8111/amd8111_early_smbus.c" +#include "northbridge/amd/amdk8/raminit.h" +#include "cpu/amd/model_fxx/apic_timer.c" +#include "lib/delay.c" + +#if CONFIG_USE_INIT == 0 +#include "lib/memcpy.c" +#endif + +#include "cpu/x86/lapic/boot_cpu.c" +#include "northbridge/amd/amdk8/reset_test.c" +#include "northbridge/amd/amdk8/debug.c" +#include "superio/nsc/pc87366/pc87366_early_serial.c" + +#include "cpu/amd/mtrr/amd_earlymtrr.c" +#include "cpu/x86/bist.h" + +#include "northbridge/amd/amdk8/setup_resource_map.c" + +#define SERIAL_DEV PNP_DEV(0x2e, PC87366_SP1) + +#include "southbridge/amd/amd8111/amd8111_early_ctrl.c" + +static void memreset_setup(void) +{ + if (is_cpu_pre_c0()) { + /* Set the memreset low */ + outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 16); + /* Ensure the BIOS has control of the memory lines */ + outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 17); + } else { + /* Ensure the CPU has controll of the memory lines */ + outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 17); + } +} + +static void memreset(int controllers, const struct mem_controller *ctrl) +{ + if (is_cpu_pre_c0()) { + udelay(800); + /* Set memreset_high */ + outb((0<<7)|(0<<6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 16); + udelay(90); + } +} + + +static inline void activate_spd_rom(const struct mem_controller *ctrl) +{ + /* nothing to do */ +} + +static inline int spd_read_byte(unsigned device, unsigned address) +{ + return smbus_read_byte(device, address); +} + +#define QRANK_DIMM_SUPPORT 1 + +#include "northbridge/amd/amdk8/raminit.c" +#include "resourcemap.c" +#include "northbridge/amd/amdk8/coherent_ht.c" +#include "sdram/generic_sdram.c" + +#if CONFIG_LOGICAL_CPUS==1 +#define SET_NB_CFG_54 1 +#endif +#include "cpu/amd/dualcore/dualcore.c" + +#define FIRST_CPU 1 +#define SECOND_CPU 1 +#define TOTAL_CPUS (FIRST_CPU + SECOND_CPU) + +#include "cpu/amd/car/copy_and_run.c" + +#include "cpu/amd/car/post_cache_as_ram.c" + +#include "cpu/amd/model_fxx/init_cpus.c" + + +#if USE_FALLBACK_IMAGE == 1 + +#include "southbridge/amd/amd8111/amd8111_enable_rom.c" +#include "northbridge/amd/amdk8/early_ht.c" + +void failover_process(unsigned long bist, unsigned long cpu_init_detectedx) +{ + unsigned last_boot_normal_x = last_boot_normal(); + + /* Is this a cpu only reset? or Is this a secondary cpu? */ + if ((cpu_init_detectedx) || (!boot_cpu())) { + if (last_boot_normal_x) { + goto normal_image; + } else { + goto fallback_image; + } + } + + /* Nothing special needs to be done to find bus 0 */ + /* Allow the HT devices to be found */ + + enumerate_ht_chain(); + + amd8111_enable_rom(); + + /* Is this a deliberate reset by the bios */ + if (bios_reset_detected() && last_boot_normal_x) { + goto normal_image; + } + /* This is the primary cpu how should I boot? */ + else if (do_normal_boot()) { + goto normal_image; + } + else { + goto fallback_image; + } + normal_image: + __asm__ volatile ("jmp __normal_image" + : /* outputs */ + : "a" (bist) , "b" (cpu_init_detectedx) /* inputs */ + ); + + fallback_image: + ; +} +#endif + +void real_main(unsigned long bist, unsigned long cpu_init_detectedx); + +void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) +{ + +#if USE_FALLBACK_IMAGE == 1 + failover_process(bist, cpu_init_detectedx); +#endif + real_main(bist, cpu_init_detectedx); + +} + +void real_main(unsigned long bist, unsigned long cpu_init_detectedx) +{ + static const struct mem_controller cpu[] = { + { + .node_id = 0, + .f0 = PCI_DEV(0, 0x18, 0), + .f1 = PCI_DEV(0, 0x18, 1), + .f2 = PCI_DEV(0, 0x18, 2), + .f3 = PCI_DEV(0, 0x18, 3), + .channel0 = { (0xa<<3)|0, (0xa<<3)|2, 0, 0 }, + .channel1 = { (0xa<<3)|1, (0xa<<3)|3, 0, 0 }, + }, +#if CONFIG_MAX_PHYSICAL_CPUS > 1 + { + .node_id = 1, + .f0 = PCI_DEV(0, 0x19, 0), + .f1 = PCI_DEV(0, 0x19, 1), + .f2 = PCI_DEV(0, 0x19, 2), + .f3 = PCI_DEV(0, 0x19, 3), + .channel0 = { (0xa<<3)|4, (0xa<<3)|6, 0, 0 }, + .channel1 = { (0xa<<3)|5, (0xa<<3)|7, 0, 0 }, + }, +#endif + }; + + int needs_reset; + + if (bist == 0) { + init_cpus(cpu_init_detectedx); + } + + pc87366_enable_serial(SERIAL_DEV, TTYS0_BASE); + uart_init(); + console_init(); + + /* Halt if there was a built in self test failure */ + report_bist_failure(bist); + + setup_ibm_e325_resource_map(); + + needs_reset = setup_coherent_ht_domain(); + +#if CONFIG_LOGICAL_CPUS==1 + // It is said that we should start core1 after all core0 launched + start_other_cores(); +#endif + // automatically set that for you, but you might meet tight space + needs_reset |= ht_setup_chains_x(); + + if (needs_reset) { + print_info("ht reset -\r\n"); + soft_reset(); + } + + enable_smbus(); + + memreset_setup(); + sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); + + post_cache_as_ram(); + +}
Modified: trunk/LinuxBIOSv2/src/mainboard/ibm/e326/Config.lb =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/ibm/e326/Config.lb 2007-11-02 11:06:40 UTC (rev 2928) +++ trunk/LinuxBIOSv2/src/mainboard/ibm/e326/Config.lb 2007-11-02 12:35:30 UTC (rev 2929) @@ -47,6 +47,26 @@ if HAVE_PIRQ_TABLE object irq_tables.o end #object reset.o
+if USE_DCACHE_RAM + +if CONFIG_USE_INIT + +makerule ./auto.o + depends "$(MAINBOARD)/cache_as_ram_auto.c option_table.h" + action "$(CC) -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/cache_as_ram_auto.c -Os -nostdinc -nostdlib -fno-builtin -Wall -c -o auto.o" +end + +else + +makerule ./auto.inc + depends "$(MAINBOARD)/cache_as_ram_auto.c option_table.h" + action "$(CC) -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/cache_as_ram_auto.c -Os -nostdinc -nostdlib -fno-builtin -Wall -c -S -o $@" + action "perl -e 's/.rodata/.rom.data/g' -pi $@" + action "perl -e 's/.text/.section .rom.text/g' -pi $@" +end + +end +else ## ## Romcc output ## @@ -69,14 +89,28 @@ action "./romcc -mcpu=k8 -O2 -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/auto.c -o $@" end
+end + ## ## Build our 16 bit and 32 bit linuxBIOS entry code ## -mainboardinit cpu/x86/16bit/entry16.inc +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/entry16.inc + ldscript /cpu/x86/16bit/entry16.lds +end + mainboardinit cpu/x86/32bit/entry32.inc -ldscript /cpu/x86/16bit/entry16.lds -ldscript /cpu/x86/32bit/entry32.lds
+if USE_DCACHE_RAM + if CONFIG_USE_INIT + ldscript /cpu/x86/32bit/entry32.lds + end + + if CONFIG_USE_INIT + ldscript /cpu/amd/car/cache_as_ram.lds + end +end + ## ## Build our reset vector (This is where linuxBIOS is entered) ## @@ -88,8 +122,11 @@ ldscript /cpu/x86/32bit/reset32.lds end
+if USE_DCACHE_RAM +else ### Should this be in the northbridge code? mainboardinit arch/i386/lib/cpu_reset.inc +end
## ## Include an id string (For safe flashing) @@ -97,15 +134,26 @@ mainboardinit arch/i386/lib/id.inc ldscript /arch/i386/lib/id.lds
+if USE_DCACHE_RAM +## +## Setup Cache-As-Ram +## +mainboardinit cpu/amd/car/cache_as_ram.inc +end + ### ### This is the early phase of linuxBIOS startup ### Things are delicate and we test to see if we should ### failover to another image. ### if USE_FALLBACK_IMAGE - ldscript /arch/i386/lib/failover.lds - mainboardinit ./failover.inc +if USE_DCACHE_RAM + ldscript /arch/i386/lib/failover.lds +else + ldscript /arch/i386/lib/failover.lds + mainboardinit ./failover.inc end +end
### ### O.k. We aren't just an intermediary anymore! @@ -114,17 +162,30 @@ ## ## Setup RAM ## +if USE_DCACHE_RAM + +if CONFIG_USE_INIT +initobject auto.o +else +mainboardinit ./auto.inc +end + +else + +## +## Setup RAM +## mainboardinit cpu/x86/fpu/enable_fpu.inc mainboardinit cpu/x86/mmx/enable_mmx.inc mainboardinit cpu/x86/sse/enable_sse.inc mainboardinit ./auto.inc mainboardinit cpu/x86/sse/disable_sse.inc mainboardinit cpu/x86/mmx/disable_mmx.inc +end
## ## Include the secondary Configuration files ## -dir /pc80 config chip.h
Modified: trunk/LinuxBIOSv2/src/mainboard/ibm/e326/Options.lb =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/ibm/e326/Options.lb 2007-11-02 11:06:40 UTC (rev 2928) +++ trunk/LinuxBIOSv2/src/mainboard/ibm/e326/Options.lb 2007-11-02 12:35:30 UTC (rev 2929) @@ -46,7 +46,9 @@ uses OBJCOPY uses CONFIG_CONSOLE_VGA uses CONFIG_PCI_ROM_RUN - +uses USE_DCACHE_RAM +uses DCACHE_RAM_BASE +uses DCACHE_RAM_SIZE uses CONFIG_USE_INIT
@@ -116,6 +118,14 @@ default CONFIG_PCI_ROM_RUN=1
## +## enable CACHE_AS_RAM specifics +## +default USE_DCACHE_RAM=1 +default DCACHE_RAM_BASE=0xcf000 +default DCACHE_RAM_SIZE=0x1000 +default CONFIG_USE_INIT=0 + +## ## Clean up the motherboard id strings ## default MAINBOARD_PART_NUMBER="E326"
Modified: trunk/LinuxBIOSv2/src/mainboard/ibm/e326/auto.c =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/ibm/e326/auto.c 2007-11-02 11:06:40 UTC (rev 2928) +++ trunk/LinuxBIOSv2/src/mainboard/ibm/e326/auto.c 2007-11-02 12:35:30 UTC (rev 2929) @@ -66,50 +66,6 @@ } }
-static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes) -{ - /* Routing Table Node i - * - * F0: 0x40, 0x44, 0x48, 0x4c, 0x50, 0x54, 0x58, 0x5c - * i: 0, 1, 2, 3, 4, 5, 6, 7 - * - * [ 0: 3] Request Route - * [0] Route to this node - * [1] Route to Link 0 - * [2] Route to Link 1 - * [3] Route to Link 2 - * [11: 8] Response Route - * [0] Route to this node - * [1] Route to Link 0 - * [2] Route to Link 1 - * [3] Route to Link 2 - * [19:16] Broadcast route - * [0] Route to this node - * [1] Route to Link 0 - * [2] Route to Link 1 - * [3] Route to Link 2 - */ - - uint32_t ret = 0x00010101; /* default row entry */ - - /* CPU0 LDT2 <-> LDT2 CPU1 */ - static const unsigned int rows_2p[2][2] = { - { 0x00090101, 0x00010808 }, - { 0x00010808, 0x00090101 } - }; - - if (maxnodes > 2) { - print_debug("this mainboard is only designed for 2 cpus\r\n"); - maxnodes = 2; - } - - if (!(node >= maxnodes || row >= maxnodes)) { - ret = rows_2p[node][row]; - } - - return ret; -} - static inline void activate_spd_rom(const struct mem_controller *ctrl) { /* nothing to do */
Added: trunk/LinuxBIOSv2/src/mainboard/ibm/e326/cache_as_ram_auto.c =================================================================== --- trunk/LinuxBIOSv2/src/mainboard/ibm/e326/cache_as_ram_auto.c (rev 0) +++ trunk/LinuxBIOSv2/src/mainboard/ibm/e326/cache_as_ram_auto.c 2007-11-02 12:35:30 UTC (rev 2929) @@ -0,0 +1,218 @@ +#define ASSEMBLY 1 +#define __ROMCC__ + +#include <stdint.h> +#include <device/pci_def.h> +#include <arch/io.h> +#include <device/pnp_def.h> +#include <arch/romcc_io.h> +#include <cpu/x86/lapic.h> +#include "option_table.h" +#include "pc80/mc146818rtc_early.c" +#include "pc80/serial.c" +#include "arch/i386/lib/console.c" +#include "ram/ramtest.c" + +#include <cpu/amd/model_fxx_rev.h> +#include "northbridge/amd/amdk8/incoherent_ht.c" +#include "southbridge/amd/amd8111/amd8111_early_smbus.c" +#include "northbridge/amd/amdk8/raminit.h" +#include "cpu/amd/model_fxx/apic_timer.c" +#include "lib/delay.c" + +#if CONFIG_USE_INIT == 0 +#include "lib/memcpy.c" +#endif + +#include "cpu/x86/lapic/boot_cpu.c" +#include "northbridge/amd/amdk8/reset_test.c" +#include "northbridge/amd/amdk8/debug.c" +#include "superio/nsc/pc87366/pc87366_early_serial.c" + +#include "cpu/amd/mtrr/amd_earlymtrr.c" +#include "cpu/x86/bist.h" + +#include "northbridge/amd/amdk8/setup_resource_map.c" + +#define SERIAL_DEV PNP_DEV(0x2e, PC87366_SP1) + +#include "southbridge/amd/amd8111/amd8111_early_ctrl.c" + +static void memreset_setup(void) +{ + if (is_cpu_pre_c0()) { + /* Set the memreset low */ + outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 16); + /* Ensure the BIOS has control of the memory lines */ + outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 17); + } else { + /* Ensure the CPU has controll of the memory lines */ + outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 17); + } +} + +static void memreset(int controllers, const struct mem_controller *ctrl) +{ + if (is_cpu_pre_c0()) { + udelay(800); + /* Set memreset_high */ + outb((0<<7)|(0<<6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 16); + udelay(90); + } +} + + +static inline void activate_spd_rom(const struct mem_controller *ctrl) +{ + /* nothing to do */ +} + +static inline int spd_read_byte(unsigned device, unsigned address) +{ + return smbus_read_byte(device, address); +} + +#define QRANK_DIMM_SUPPORT 1 + +#include "northbridge/amd/amdk8/raminit.c" +#include "resourcemap.c" +#include "northbridge/amd/amdk8/coherent_ht.c" +#include "sdram/generic_sdram.c" + +#if CONFIG_LOGICAL_CPUS==1 +#define SET_NB_CFG_54 1 +#endif +#include "cpu/amd/dualcore/dualcore.c" + +#define FIRST_CPU 1 +#define SECOND_CPU 1 +#define TOTAL_CPUS (FIRST_CPU + SECOND_CPU) + +#include "cpu/amd/car/copy_and_run.c" + +#include "cpu/amd/car/post_cache_as_ram.c" + +#include "cpu/amd/model_fxx/init_cpus.c" + + +#if USE_FALLBACK_IMAGE == 1 + +#include "southbridge/amd/amd8111/amd8111_enable_rom.c" +#include "northbridge/amd/amdk8/early_ht.c" + +void failover_process(unsigned long bist, unsigned long cpu_init_detectedx) +{ + unsigned last_boot_normal_x = last_boot_normal(); + + /* Is this a cpu only reset? or Is this a secondary cpu? */ + if ((cpu_init_detectedx) || (!boot_cpu())) { + if (last_boot_normal_x) { + goto normal_image; + } else { + goto fallback_image; + } + } + + /* Nothing special needs to be done to find bus 0 */ + /* Allow the HT devices to be found */ + + enumerate_ht_chain(); + + amd8111_enable_rom(); + + /* Is this a deliberate reset by the bios */ + if (bios_reset_detected() && last_boot_normal_x) { + goto normal_image; + } + /* This is the primary cpu how should I boot? */ + else if (do_normal_boot()) { + goto normal_image; + } + else { + goto fallback_image; + } + normal_image: + __asm__ volatile ("jmp __normal_image" + : /* outputs */ + : "a" (bist) , "b" (cpu_init_detectedx) /* inputs */ + ); + + fallback_image: + ; +} +#endif + +void real_main(unsigned long bist, unsigned long cpu_init_detectedx); + +void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) +{ + +#if USE_FALLBACK_IMAGE == 1 + failover_process(bist, cpu_init_detectedx); +#endif + real_main(bist, cpu_init_detectedx); + +} + +void real_main(unsigned long bist, unsigned long cpu_init_detectedx) +{ + static const struct mem_controller cpu[] = { + { + .node_id = 0, + .f0 = PCI_DEV(0, 0x18, 0), + .f1 = PCI_DEV(0, 0x18, 1), + .f2 = PCI_DEV(0, 0x18, 2), + .f3 = PCI_DEV(0, 0x18, 3), + .channel0 = { (0xa<<3)|0, (0xa<<3)|2, 0, 0 }, + .channel1 = { (0xa<<3)|1, (0xa<<3)|3, 0, 0 }, + }, +#if CONFIG_MAX_PHYSICAL_CPUS > 1 + { + .node_id = 1, + .f0 = PCI_DEV(0, 0x19, 0), + .f1 = PCI_DEV(0, 0x19, 1), + .f2 = PCI_DEV(0, 0x19, 2), + .f3 = PCI_DEV(0, 0x19, 3), + .channel0 = { (0xa<<3)|4, (0xa<<3)|6, 0, 0 }, + .channel1 = { (0xa<<3)|5, (0xa<<3)|7, 0, 0 }, + }, +#endif + }; + + int needs_reset; + + if (bist == 0) { + init_cpus(cpu_init_detectedx); + } + + pc87366_enable_serial(SERIAL_DEV, TTYS0_BASE); + uart_init(); + console_init(); + + /* Halt if there was a built in self test failure */ + report_bist_failure(bist); + + setup_ibm_e326_resource_map(); + + needs_reset = setup_coherent_ht_domain(); + +#if CONFIG_LOGICAL_CPUS==1 + // It is said that we should start core1 after all core0 launched + start_other_cores(); +#endif + // automatically set that for you, but you might meet tight space + needs_reset |= ht_setup_chains_x(); + + if (needs_reset) { + print_info("ht reset -\r\n"); + soft_reset(); + } + + enable_smbus(); + + memreset_setup(); + sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); + + post_cache_as_ram(); + +}
Added: trunk/LinuxBIOSv2/targets/ibm/e326/Config.lb =================================================================== --- trunk/LinuxBIOSv2/targets/ibm/e326/Config.lb (rev 0) +++ trunk/LinuxBIOSv2/targets/ibm/e326/Config.lb 2007-11-02 12:35:30 UTC (rev 2929) @@ -0,0 +1,30 @@ +# the IBM E326 +# This will make a target directory of ./e326 + +target e326 +mainboard ibm/e326 + +### +### Compute the start location and size size of +### The linuxBIOS bootloader. +### + +romimage "normal" + option USE_FALLBACK_IMAGE=0 + option ROM_IMAGE_SIZE=0x20000 + option LINUXBIOS_EXTRA_VERSION=".0Normal" +# payload ../../filo.elf + payload ../../../payloads/filo.elf +end + +romimage "fallback" + option USE_FALLBACK_IMAGE=1 + option ROM_IMAGE_SIZE=0x20000 + option LINUXBIOS_EXTRA_VERSION=".0Fallback" +# payload ../../filo.elf + payload ../../../payloads/filo.elf +# use this to test a build if you don't have the etherboot +# payload /etc/hosts +end + +buildrom ./linuxbios.rom ROM_SIZE "normal" "fallback"
-
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