From a49f4161f5631760309ba47b925183736a754717 Mon Sep 17 00:00:00 2001 From: Stefan Reinauer Date: Thu, 21 Oct 2004 17:06:49 +0000 Subject: update failover handling of some amd64 boards git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1699 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- src/mainboard/Iwill/DK8S2/failover.c | 65 +++++++++++++++++++++++++----------- src/mainboard/Iwill/DK8X/failover.c | 65 +++++++++++++++++++++++++----------- 2 files changed, 92 insertions(+), 38 deletions(-) (limited to 'src/mainboard/Iwill') diff --git a/src/mainboard/Iwill/DK8S2/failover.c b/src/mainboard/Iwill/DK8S2/failover.c index e40891b50d..e351cae83d 100644 --- a/src/mainboard/Iwill/DK8S2/failover.c +++ b/src/mainboard/Iwill/DK8S2/failover.c @@ -3,40 +3,67 @@ #include #include #include -#include "arch/romcc_io.h" +#include +#include #include "pc80/mc146818rtc_early.c" #include "southbridge/amd/amd8111/amd8111_enable_rom.c" #include "northbridge/amd/amdk8/early_ht.c" -#include "cpu/p6/boot_cpu.c" +#include "cpu/x86/lapic/boot_cpu.c" #include "northbridge/amd/amdk8/reset_test.c" -static void main(void) +static unsigned long main(unsigned long bist) { - /* Nothing special needs to be done to find bus 0 */ - /* Allow the HT devices to be found */ - enumerate_ht_chain(); - - /* Setup the 8111 */ - amd8111_enable_rom(); + /* Make cerain my local apic is useable */ + enable_lapic(); - /* Is this a cpu reset? */ + /* Is this a cpu only reset? */ if (cpu_init_detected()) { if (last_boot_normal()) { - asm("jmp __normal_image"); + goto normal_image; } else { - asm("jmp __cpu_reset"); + goto cpu_reset; } } - /* Is this a deliberate reset by the bios */ - else if (bios_reset_detected() && last_boot_normal()) { - asm("jmp __normal_image"); - } /* Is this a secondary cpu? */ - else if (!boot_cpu() && last_boot_normal()) { - asm("jmp __normal_image"); + if (!boot_cpu()) { + if (last_boot_normal()) { + 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(); + + /* Setup the 8111 */ + amd8111_enable_rom(); + + /* Is this a deliberate reset by the bios */ + if (bios_reset_detected() && last_boot_normal()) { + goto normal_image; } /* This is the primary cpu how should I boot? */ else if (do_normal_boot()) { - asm("jmp __normal_image"); + goto normal_image; + } + else { + goto fallback_image; } + normal_image: + asm volatile ("jmp __normal_image" + : /* outputs */ + : "a" (bist) /* inputs */ + : /* clobbers */ + ); + cpu_reset: + asm volatile ("jmp __cpu_reset" + : /* outputs */ + : "a"(bist) /* inputs */ + : /* clobbers */ + ); + fallback_image: + return bist; } diff --git a/src/mainboard/Iwill/DK8X/failover.c b/src/mainboard/Iwill/DK8X/failover.c index bd9c17020e..e351cae83d 100644 --- a/src/mainboard/Iwill/DK8X/failover.c +++ b/src/mainboard/Iwill/DK8X/failover.c @@ -3,40 +3,67 @@ #include #include #include -#include "arch/romcc_io.h" +#include +#include #include "pc80/mc146818rtc_early.c" #include "southbridge/amd/amd8111/amd8111_enable_rom.c" #include "northbridge/amd/amdk8/early_ht.c" -#include "cpu/p6/boot_cpu.c" +#include "cpu/x86/lapic/boot_cpu.c" #include "northbridge/amd/amdk8/reset_test.c" -static void main(void) +static unsigned long main(unsigned long bist) { - /* Nothing special needs to be done to find bus 0 */ - /* Allow the HT devices to be found */ - enumerate_ht_chain(0); - - /* Setup the 8111 */ - amd8111_enable_rom(); + /* Make cerain my local apic is useable */ + enable_lapic(); - /* Is this a cpu reset? */ + /* Is this a cpu only reset? */ if (cpu_init_detected()) { if (last_boot_normal()) { - asm("jmp __normal_image"); + goto normal_image; } else { - asm("jmp __cpu_reset"); + goto cpu_reset; } } - /* Is this a deliberate reset by the bios */ - else if (bios_reset_detected() && last_boot_normal()) { - asm("jmp __normal_image"); - } /* Is this a secondary cpu? */ - else if (!boot_cpu() && last_boot_normal()) { - asm("jmp __normal_image"); + if (!boot_cpu()) { + if (last_boot_normal()) { + 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(); + + /* Setup the 8111 */ + amd8111_enable_rom(); + + /* Is this a deliberate reset by the bios */ + if (bios_reset_detected() && last_boot_normal()) { + goto normal_image; } /* This is the primary cpu how should I boot? */ else if (do_normal_boot()) { - asm("jmp __normal_image"); + goto normal_image; + } + else { + goto fallback_image; } + normal_image: + asm volatile ("jmp __normal_image" + : /* outputs */ + : "a" (bist) /* inputs */ + : /* clobbers */ + ); + cpu_reset: + asm volatile ("jmp __cpu_reset" + : /* outputs */ + : "a"(bist) /* inputs */ + : /* clobbers */ + ); + fallback_image: + return bist; } -- cgit v1.2.3