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#define ASSEMBLY 1
#define __PRE_RAM__
#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 <arch/cpu.h>
#include <stdlib.h>
#include "option_table.h"
#include "pc80/mc146818rtc_early.c"
#include "pc80/serial.c"
#include "arch/i386/lib/console.c"
#include "lib/ramtest.c"
#include "southbridge/intel/i82801ca/i82801ca_early_smbus.c"
#include "northbridge/intel/e7501/raminit.h"
#include "cpu/x86/lapic/boot_cpu.c"
#include "northbridge/intel/e7501/debug.c"
#include "superio/smsc/lpc47b272/lpc47b272_early_serial.c"
#include "cpu/x86/mtrr/earlymtrr.c"
#include "cpu/x86/bist.h"
#define SUPERIO_PORT 0x2e
#define SERIAL_DEV PNP_DEV(SUPERIO_PORT, LPC47B272_SP1)
static void hard_reset(void)
{
outb(0x0e, 0x0cf9);
}
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/e7501/raminit.c"
#include "northbridge/intel/e7501/reset_test.c"
#include "lib/generic_sdram.c"
// This function MUST appear last (ROMCC limitation)
static void main(unsigned long bist)
{
static const struct mem_controller memctrl[] = {
{
.d0 = PCI_DEV(0, 0, 0),
.d0f1 = PCI_DEV(0, 0, 1),
.channel0 = { (0xa<<3)|0, (0xa<<3)|1, (0xa<<3)|2, 0 },
.channel1 = { (0xa<<3)|4, (0xa<<3)|5, (0xa<<3)|6, 0 },
},
};
if (bist == 0)
{
// Skip this if there was a built in self test failure
early_mtrr_init();
enable_lapic();
}
// Get the serial port running and print a welcome banner
lpc47b272_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
uart_init();
console_init();
// Halt if there was a built in self test failure
report_bist_failure(bist);
// print_pci_devices();
// If this is a warm boot, some initialization can be skipped
if (!bios_reset_detected())
{
enable_smbus();
// dump_spd_registers(&memctrl[0]);
// dump_smbus_registers();
// memreset_setup(); No-op for this chipset
sdram_initialize(ARRAY_SIZE(memctrl), memctrl);
}
// NOTE: ROMCC dies with an internal compiler error
// if the following line is removed.
print_debug("SDRAM is up.\r\n");
}
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