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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2012 Bachmann electronic GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdlib.h>
#include <stdint.h>
#include <spd.h>
#include <device/pci_def.h>
#include <arch/io.h>
#include <device/pnp_def.h>
#include <arch/hlt.h>
#include <console/console.h>
#include "cpu/x86/bist.h"
#include "cpu/x86/msr.h"
#include <cpu/amd/lxdef.h>
#include "southbridge/amd/cs5536/cs5536.h"
#include "southbridge/amd/cs5536/early_smbus.c"
#include "southbridge/amd/cs5536/early_setup.c"
static inline int spd_read_byte(unsigned int device, unsigned int address)
{
return smbus_read_byte(device, address);
}
#define ManualConf 1 /* Do automatic strapped PLL config */
#define PLLMSRhi 0x0000039c /* CPU 500 MHz - GLIU 266 MHz */
#define PLLMSRlo 0x07de001e
#include "northbridge/amd/lx/raminit.h"
#include "northbridge/amd/lx/pll_reset.c"
#include "northbridge/amd/lx/raminit.c"
#include "lib/generic_sdram.c"
#include "cpu/amd/geode_lx/cpureginit.c"
#include "cpu/amd/geode_lx/syspreinit.c"
#include "cpu/amd/geode_lx/msrinit.c"
void main(unsigned long bist)
{
static const struct mem_controller memctrl[] = {
{.channel0 = {DIMM0}}
};
SystemPreInit();
msr_init();
cs5536_early_setup();
/* Note: must do this AFTER the early_setup! It is counting on some
* early MSR setup for CS5536.
*/
/* cs5536_disable_internal_uart: disable them for now, set them
* up later...
*/
/* If debug. real setup done in chipset init via devicetree.cb. */
cs5536_setup_onchipuart(1);
console_init();
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
pll_reset(ManualConf);
cpuRegInit(0, DIMM0, DIMM1, DRAM_TERMINATED);
sdram_initialize(1, memctrl);
/* Memory is setup. Return to cache_as_ram.inc and continue to boot. */
return;
}
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