diff options
author | Li-Ta Lo <ollie@lanl.gov> | 2005-07-07 21:31:50 +0000 |
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committer | Li-Ta Lo <ollie@lanl.gov> | 2005-07-07 21:31:50 +0000 |
commit | 14cde9e96a777f9d75016a13b23fab0480515f58 (patch) | |
tree | 409e811734f00741c6250a84b777ac2ea5b4eab4 /src/mainboard/ibm/e326/failover.c | |
parent | fb07bf4acaf7a86b2dd5c38beaa43f5d06c54e7b (diff) |
add ibm e326 support, basically it is the same as e325
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1981 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/mainboard/ibm/e326/failover.c')
-rw-r--r-- | src/mainboard/ibm/e326/failover.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/mainboard/ibm/e326/failover.c b/src/mainboard/ibm/e326/failover.c new file mode 100644 index 0000000000..ed5ce32d81 --- /dev/null +++ b/src/mainboard/ibm/e326/failover.c @@ -0,0 +1,72 @@ +#define ASSEMBLY 1 +#include <stdint.h> +#include <device/pci_def.h> +#include <device/pci_ids.h> +#include <arch/io.h> +#include <arch/romcc_io.h> +#include <cpu/x86/lapic.h> +#include "pc80/mc146818rtc_early.c" +#include "southbridge/amd/amd8111/amd8111_enable_rom.c" +#include "northbridge/amd/amdk8/early_ht.c" +#include "cpu/x86/lapic/boot_cpu.c" +#include "northbridge/amd/amdk8/reset_test.c" + +static unsigned long main(unsigned long bist) +{ + unsigned nodeid; + /* Make cerain my local apic is useable */ + enable_lapic(); + + nodeid = lapicid() & 0xf; + + /* Is this a cpu only reset? */ + if (cpu_init_detected(nodeid)) { + if (last_boot_normal()) { + goto normal_image; + } else { + goto cpu_reset; + } + } + /* Is this a secondary cpu? */ + 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()) { + 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; +} |