diff options
Diffstat (limited to 'src/mainboard/amd/union_station/romstage.c')
| -rw-r--r-- | src/mainboard/amd/union_station/romstage.c | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/src/mainboard/amd/union_station/romstage.c b/src/mainboard/amd/union_station/romstage.c new file mode 100644 index 0000000000..e7f05e84f5 --- /dev/null +++ b/src/mainboard/amd/union_station/romstage.c @@ -0,0 +1,107 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Advanced Micro Devices, Inc. + * + * 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; version 2 of the License. + * + * 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 <lib.h> +#include <stdint.h> +#include <string.h> +#include <device/pci_def.h> +#include <device/pci_ids.h> +#include <arch/io.h> +#include <arch/stages.h> +#include <device/pnp_def.h> +#include <arch/romcc_io.h> +#include <arch/cpu.h> +#include <cpu/x86/lapic.h> +#include <console/console.h> +#include <console/loglevel.h> +#include "agesawrapper.h" +#include "cpu/x86/bist.h" +#include "superio/fintek/f81865f/f81865f_early_serial.c" +#include "cpu/x86/lapic/boot_cpu.c" +#include "sb_cimx.h" +#include "SBPLATFORM.h" + +#define SERIAL_DEV PNP_DEV(0x4e, F81865F_SP1) + +void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) +{ + u32 val; + + // all cores: allow caching of flash chip code and data + // (there are no cache-as-ram reliability concerns with family 14h) + __writemsr (0x20c, (0x0100000000ull - CONFIG_ROM_SIZE) | 5); + __writemsr (0x20d, (0x1000000000ull - CONFIG_ROM_SIZE) | 0x800); + + if (!cpu_init_detectedx && boot_cpu()) { + post_code(0x30); + sb_Poweron_Init(); + + post_code(0x31); + f81865f_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); + console_init(); + } + + /* Halt if there was a built in self test failure */ + post_code(0x34); + report_bist_failure(bist); + + // Load MPB + val = cpuid_eax(1); + printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val); + printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx); + + post_code(0x35); + val = agesawrapper_amdinitmmio(); + + post_code(0x37); + val = agesawrapper_amdinitreset(); + if(val) { + printk(BIOS_DEBUG, "agesawrapper_amdinitreset failed: %x \n", val); + } + + post_code(0x38); + printk(BIOS_DEBUG, "Got past sb800_early_setup\n"); + + post_code(0x39); + val = agesawrapper_amdinitearly (); + if(val) { + printk(BIOS_DEBUG, "agesawrapper_amdinitearly failed: %x \n", val); + } + printk(BIOS_DEBUG, "Got past agesawrapper_amdinitearly\n"); + + post_code(0x40); + val = agesawrapper_amdinitpost (); + if(val) { + printk(BIOS_DEBUG, "agesawrapper_amdinitpost failed: %x \n", val); + } + printk(BIOS_DEBUG, "Got past agesawrapper_amdinitpost\n"); + + post_code(0x41); + val = agesawrapper_amdinitenv (); + if(val) { + printk(BIOS_DEBUG, "agesawrapper_amdinitenv failed: %x \n", val); + } + printk(BIOS_DEBUG, "Got past agesawrapper_amdinitenv\n"); + + post_code(0x50); + copy_and_run(0); + + post_code(0x54); // Should never see this post code. +} + |