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#define ASSEMBLY 1
#include <stdint.h>
#include <device/pci_def.h>
#include <arch/io.h>
#include <device/pnp_def.h>
#include <arch/romcc_io.h>
#include <arch/smp/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 "southbridge/intel/i82801dbm/i82801dbm_early_smbus.c"
#include "northbridge/intel/i855pm/raminit.h"
#if 1
#include "cpu/p6/apic_timer.c"
#include "lib/delay.c"
#endif
#include "cpu/p6/boot_cpu.c"
#include "northbridge/intel/i855pm/debug.c"
#include "superio/winbond/w83627hf/w83627hf_early_serial.c"
#include "cpu/p6/earlymtrr.c"
#define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
static void hard_reset(void)
{
outb(0x0e, 0x0cf9);
}
static void memreset_setup(void)
{
}
static void memreset(int controllers, const struct mem_controller *ctrl)
{
}
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);
}
#include "northbridge/intel/i855pm/raminit.c"
#include "northbridge/intel/i855pm/reset_test.c"
#include "sdram/generic_sdram.c"
static void main(void)
{
static const struct mem_controller memctrl[] = {
{
.d0 = PCI_DEV(0, 0, 1),
.channel0 = { (0xa<<3)|0, 0 },
},
};
#if 1
enable_lapic();
init_timer();
#endif
w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE);
uart_init();
console_init();
#if 0
print_pci_devices();
#endif
if(!bios_reset_detected()) {
enable_smbus();
#if 1
dump_spd_registers(&memctrl[0]);
// dump_smbus_registers();
#endif
memreset_setup();
sdram_initialize(sizeof(memctrl)/sizeof(memctrl[0]), memctrl);
}
#if 0
else {
/* clear memory 1meg */
__asm__ volatile(
"1: \n\t"
"movl %0, %%fs:(%1)\n\t"
"addl $4,%1\n\t"
"subl $4,%2\n\t"
"jnz 1b\n\t"
:
: "a" (0), "D" (0), "c" (1024*1024)
);
}
#endif
#if 0
dump_pci_devices();
#endif
#if 0
dump_pci_device(PCI_DEV(0, 0, 0));
#endif
/*
#if 0
ram_check(0x00000000, msr.lo+(msr.hi<<32));
#else
#if 0
// Check 16MB of memory @ 0
ram_check(0x00000000, 0x01000000);
#else
// Check 16MB of memory @ 2GB
ram_check(0x80000000, 0x81000000);
#endif
#endif
*/
}
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