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path: root/src/mainboard/supermicro/x6dai_g/romstage.c
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#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 <stdlib.h>
#include <console/console.h>
#include "lib/ramtest.c"
#include "pc80/udelay_io.c"
#include "lib/delay.c"
#include "southbridge/intel/esb6300/esb6300_early_smbus.c"
#include "northbridge/intel/e7525/raminit.h"
#include "superio/winbond/w83627hf/w83627hf.h"
#include "cpu/x86/lapic/boot_cpu.c"
#include "cpu/x86/mtrr/earlymtrr.c"
#include "debug.c"
#include "watchdog.c"
#include "reset.c"
#include "superio/winbond/w83627hf/w83627hf_early_init.c"
#include "northbridge/intel/e7525/memory_initialized.c"
#include "cpu/x86/bist.h"

#define CONSOLE_SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
#define HIDDEN_SERIAL_DEV  PNP_DEV(0x2e, W83627HF_SP2)

#define DEVPRES_CONFIG  ( \
	DEVPRES_D1F0 | \
	DEVPRES_D2F0 | \
	DEVPRES_D3F0 | \
	DEVPRES_D4F0 | \
	DEVPRES_D6F0 | \
	0 )
#define DEVPRES1_CONFIG (DEVPRES1_D0F1 | DEVPRES1_D8F0)

static inline int spd_read_byte(unsigned device, unsigned address)
{
	return smbus_read_byte(device, address);
}

#include "northbridge/intel/e7525/raminit.c"
#include "lib/generic_sdram.c"
#include "arch/i386/lib/stages.c"

static void main(unsigned long bist)
{
	/*
	 *
	 *
	 */
	static const struct mem_controller mch[] = {
		{
			.node_id = 0,
			.f0 = PCI_DEV(0, 0x00, 0),
			.f1 = PCI_DEV(0, 0x00, 1),
			.f2 = PCI_DEV(0, 0x00, 2),
			.f3 = PCI_DEV(0, 0x00, 3),
			.channel0 = {(0xa<<3)|3, (0xa<<3)|2, (0xa<<3)|1, (0xa<<3)|0, },
			.channel1 = {(0xa<<3)|7, (0xa<<3)|6, (0xa<<3)|5, (0xa<<3)|4, },
		}
	};

	if (bist == 0) {
		/* Skip this if there was a built in self test failure */
		early_mtrr_init();
		if (memory_initialized()) {
			skip_romstage();
		}
	}
	/* Setup the console */
	outb(0x87,0x2e);
	outb(0x87,0x2e);
	pnp_write_config(CONSOLE_SERIAL_DEV, 0x24, 0x84 | (1 << 6));
	w83627hf_enable_dev(CONSOLE_SERIAL_DEV, CONFIG_TTYS0_BASE);
	uart_init();
	console_init();

	/* MOVE ME TO A BETTER LOCATION !!! */
	/* config LPC decode for flash memory access */
        device_t dev;
        dev = pci_locate_device(PCI_ID(0x8086, 0x25a1), 0);
        if (dev == PCI_DEV_INVALID) {
                die("Missing 6300ESB?");
        }
        pci_write_config32(dev, 0xe8, 0x00000000);
        pci_write_config8(dev, 0xf0, 0x00);

#if 0
	display_cpuid_update_microcode();
#endif
#if 0
	print_pci_devices();
#endif
#if 1
	enable_smbus();
#endif
#if 0
	int i;
	for(i = 0; i < 1; i++) {
		dump_spd_registers();
	}
#endif
	disable_watchdogs();
	sdram_initialize(ARRAY_SIZE(mch), mch);
#if 1
	dump_pci_device(PCI_DEV(0, 0x00, 0));
//	dump_bar14(PCI_DEV(0, 0x00, 0));
#endif

#if 0 // temporarily disabled
	/* Check the first 1M */
//	ram_check(0x00000000, 0x000100000);
//	ram_check(0x00000000, 0x000a0000);
	ram_check(0x00100000, 0x01000000);
	/* check the first 1M in the 3rd Gig */
	ram_check(0x30100000, 0x31000000);
#endif
#if 0
	ram_check(0x00000000, 0x02000000);
#endif

#if 0
	while(1) {
		hlt();
	}
#endif
}