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#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;
}
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