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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2006 Tyan
* Copyright (C) 2006 AMD
* Written by Yinghai Lu <yinghailu@gmail.com> for Tyan and AMD.
*
* Copyright (C) 2007 University of Mannheim
* Written by Philipp Degler <pdegler@rumms.uni-mannheim.de> for University of Mannheim
* Copyright (C) 2009 University of Heidelberg
* Written by Mondrian Nuessle <nuessle@uni-heidelberg.de> for University of Heidelberg
*
* 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
*/
#define ASSEMBLY 1
#define __ROMCC__
#define RAMINIT_SYSINFO 1
#define K8_ALLOCATE_IO_RANGE 1
//#define K8_SCAN_PCI_BUS 1
#define QRANK_DIMM_SUPPORT 1
#if CONFIG_LOGICAL_CPUS==1
#define SET_NB_CFG_54 1
#endif
//used by init_cpus and fidvid
#define K8_SET_FIDVID 1
//if we want to wait for core1 done before DQS training, set it to 0
#define K8_SET_FIDVID_CORE0_ONLY 1
#if K8_REV_F_SUPPORT == 1
#define K8_REV_F_SUPPORT_F0_F1_WORKAROUND 0
#endif
#define DBGP_DEFAULT 7
#include <stdint.h>
#include <device/pci_def.h>
#include <device/pci_ids.h>
#include <arch/io.h>
#include <device/pnp_def.h>
#include <arch/romcc_io.h>
#include <cpu/x86/lapic.h>
#include "option_table.h"
#include "pc80/mc146818rtc_early.c"
#if USE_FAILOVER_IMAGE==0
#include "pc80/serial.c"
#include "arch/i386/lib/console.c"
#include "ram/ramtest.c"
#include <cpu/amd/model_fxx_rev.h>
#include "southbridge/broadcom/bcm5785/bcm5785_early_smbus.c"
#include "northbridge/amd/amdk8/raminit.h"
#include "cpu/amd/model_fxx/apic_timer.c"
#include "lib/delay.c"
#endif
#include "cpu/x86/lapic/boot_cpu.c"
#include "northbridge/amd/amdk8/reset_test.c"
#include "superio/serverengines/pilot/pilot_early_serial.c"
#include "superio/serverengines/pilot/pilot_early_init.c"
#include "superio/nsc/pc87417/pc87417_early_serial.c"
#if USE_FAILOVER_IMAGE==0
#include "cpu/x86/bist.h"
#if CONFIG_USE_INIT == 0
#include "lib/memcpy.c"
#endif
#include "northbridge/amd/amdk8/debug.c"
#include "cpu/amd/mtrr/amd_earlymtrr.c"
#include "northbridge/amd/amdk8/setup_resource_map.c"
#define SERIAL_DEV PNP_DEV(0x2e, PILOT_SP1)
#define RTC_DEV PNP_DEV(0x4e, PC87417_RTC)
#include "southbridge/broadcom/bcm5785/bcm5785_early_setup.c"
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)
{
#define SMBUS_SWITCH1 0x70
#define SMBUS_SWITCH2 0x72
unsigned device = (ctrl->channel0[0]) >> 8;
smbus_send_byte(SMBUS_SWITCH1, device & 0x0f);
smbus_send_byte(SMBUS_SWITCH2, (device >> 4) & 0x0f );
}
static inline int spd_read_byte(unsigned device, unsigned address)
{
return smbus_read_byte(device, address);
}
#include "northbridge/amd/amdk8/amdk8_f.h"
#include "northbridge/amd/amdk8/coherent_ht.c"
#include "northbridge/amd/amdk8/incoherent_ht.c"
#include "northbridge/amd/amdk8/raminit_f.c"
#include "sdram/generic_sdram.c"
//#include "resourcemap.c"
#include "cpu/amd/dualcore/dualcore.c"
//first node
#define DIMM0 0x50
#define DIMM1 0x51
#define DIMM2 0x52
#define DIMM3 0x53
//second node
#define DIMM4 0x54
#define DIMM5 0x55
#define DIMM6 0x56
#define DIMM7 0x57
#include "cpu/amd/car/copy_and_run.c"
#include "cpu/amd/car/post_cache_as_ram.c"
#include "cpu/amd/model_fxx/init_cpus.c"
#include "cpu/amd/model_fxx/fidvid.c"
#endif
#if ((HAVE_FAILOVER_BOOT==1) && (USE_FAILOVER_IMAGE == 1)) || ((HAVE_FAILOVER_BOOT==0) && (USE_FALLBACK_IMAGE == 1))
#include "northbridge/amd/amdk8/early_ht.c"
#if 0
#include "ipmi.c"
static void setup_early_ipmi_serial()
{
unsigned char result;
char channel_access[]={0x06<<2,0x40,0x04,0x80,0x05};
char serialmodem_conf[]={0x0c<<2,0x10,0x04,0x08,0x00,0x0f};
char serial_mux1[]={0x0c<<2,0x12,0x04,0x06};
char serial_mux2[]={0x0c<<2,0x12,0x04,0x03};
char serial_mux3[]={0x0c<<2,0x12,0x04,0x07};
// earlydbg(0x0d);
//set channel access system only
ipmi_request(5,channel_access);
// earlydbg(result);
/*
//Set serial/modem config
result=ipmi_request(6,serialmodem_conf);
earlydbg(result);
//Set serial mux 1
result=ipmi_request(4,serial_mux1);
earlydbg(result);
//Set serial mux 2
result=ipmi_request(4,serial_mux2);
earlydbg(result);
//Set serial mux 3
result=ipmi_request(4,serial_mux3);
earlydbg(result);
*/
// earlydbg(0x0e);
}
#endif
void failover_process(unsigned long bist, unsigned long cpu_init_detectedx)
{
/* Is this a cpu only reset? Is this a secondary cpu? */
if ((cpu_init_detectedx) || (!boot_cpu())) {
if (last_boot_normal()) { // RTC already inited
goto normal_image; //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();
bcm5785_enable_rom();
bcm5785_enable_lpc();
//enable RTC
pc87417_enable_dev(RTC_DEV);
/* 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), "b" (cpu_init_detectedx) /* inputs */
);
fallback_image:
#if HAVE_FAILOVER_BOOT==1
__asm__ volatile ("jmp __fallback_image"
: /* outputs */
: "a" (bist), "b" (cpu_init_detectedx) /* inputs */
)
#endif
;
}
#endif
void real_main(unsigned long bist, unsigned long cpu_init_detectedx);
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
#if HAVE_FAILOVER_BOOT==1
#if USE_FAILOVER_IMAGE==1
failover_process(bist, cpu_init_detectedx);
#else
real_main(bist, cpu_init_detectedx);
#endif
#else
#if USE_FALLBACK_IMAGE == 1
failover_process(bist, cpu_init_detectedx);
#endif
real_main(bist, cpu_init_detectedx);
#endif
}
#if USE_FAILOVER_IMAGE==0
void real_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const uint16_t spd_addr[] = {
//first node
DIMM0, DIMM2, 0, 0,
DIMM1, DIMM3, 0, 0,
#if CONFIG_MAX_PHYSICAL_CPUS > 1
//second node
DIMM4, DIMM6, 0, 0,
DIMM5, DIMM7, 0, 0,
#endif
};
struct sys_info *sysinfo = (DCACHE_RAM_BASE + DCACHE_RAM_SIZE - DCACHE_RAM_GLOBAL_VAR_SIZE);
int needs_reset;
unsigned bsp_apicid = 0;
if (bist == 0) {
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
}
pilot_enable_serial(SERIAL_DEV, TTYS0_BASE);
//setup_mp_resource_map();
uart_init();
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
console_init();
// setup_early_ipmi_serial();
pilot_early_init(SERIAL_DEV); //config port is being taken from SERIAL_DEV
print_debug("*sysinfo range: ["); print_debug_hex32(sysinfo); print_debug(","); print_debug_hex32((unsigned long)sysinfo+sizeof(struct sys_info)); print_debug(")\r\n");
print_debug("bsp_apicid="); print_debug_hex8(bsp_apicid); print_debug("\r\n");
#if MEM_TRAIN_SEQ == 1
set_sysinfo_in_ram(0); // in BSP so could hold all ap until sysinfo is in ram
#endif
setup_coherent_ht_domain();
wait_all_core0_started();
#if CONFIG_LOGICAL_CPUS==1
// It is said that we should start core1 after all core0 launched
/* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
* So here need to make sure last core0 is started, esp for two way system,
* (there may be apic id conflicts in that case)
*/
start_other_cores();
wait_all_other_cores_started(bsp_apicid);
#endif
/* it will set up chains and store link pair for optimization later */
ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
bcm5785_early_setup();
#if K8_SET_FIDVID == 1
{
msr_t msr;
msr=rdmsr(0xc0010042);
print_debug("begin msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\r\n");
}
enable_fid_change();
enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
init_fidvid_bsp(bsp_apicid);
// show final fid and vid
{
msr_t msr;
msr=rdmsr(0xc0010042);
print_debug("end msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\r\n");
}
#endif
needs_reset = optimize_link_coherent_ht();
needs_reset |= optimize_link_incoherent_ht(sysinfo);
// fidvid change will issue one LDTSTOP and the HT change will be effective too
if (needs_reset) {
print_info("ht reset -\r\n");
soft_reset();
}
allow_all_aps_stop(bsp_apicid);
//It's the time to set ctrl in sysinfo now;
fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
enable_smbus();
memreset_setup();
//do we need apci timer, tsc...., only debug need it for better output
/* all ap stopped? */
// init_timer(); // Need to use TMICT to synconize FID/VID
sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
post_cache_as_ram();
}
#endif
|