diff options
Diffstat (limited to 'src/mainboard/jetway/nf81-t56n-lf/romstage.c')
| -rw-r--r-- | src/mainboard/jetway/nf81-t56n-lf/romstage.c | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/src/mainboard/jetway/nf81-t56n-lf/romstage.c b/src/mainboard/jetway/nf81-t56n-lf/romstage.c new file mode 100644 index 0000000000..98c64eda44 --- /dev/null +++ b/src/mainboard/jetway/nf81-t56n-lf/romstage.c @@ -0,0 +1,186 @@ +/* + * 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 <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/cpu.h> +#include <cpu/x86/lapic.h> +#include <console/console.h> +#include <console/loglevel.h> +#include <cpu/x86/mtrr.h> +#include "agesawrapper.h" +#include "cpu/x86/bist.h" +#include "superio/fintek/f81865f/f81865f_early_serial.c" +#include "cpu/x86/lapic.h" +#include "drivers/pc80/i8254.c" +#include "drivers/pc80/i8259.c" +#include <cpu/x86/cache.h> +#include <sb_cimx.h> +#include "SBPLATFORM.h" +#include "cbmem.h" +#include "cpu/amd/mtrr.h" +#include "cpu/amd/agesa/s3_resume.h" + +void disable_cache_as_ram(void); /* cache_as_ram.inc */ +void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx); + +#define SERIAL_DEV PNP_DEV(0x4e, F81865F_SP1) + +void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) +{ + u32 val; + +#if CONFIG_HAVE_ACPI_RESUME + void *resume_backup_memory; +#endif + + /* + * All cores: allow caching of flash chip code and data + * (there are no cache-as-ram reliability concerns with family 14h) + */ + __writemsr (0x20c, (0x0100000000ull - CACHE_ROM_SIZE) | 5); + __writemsr (0x20d, (0x1000000000ull - CACHE_ROM_SIZE) | 0x800); + + /* All cores: set pstate 0 (1600 MHz) early to save a few ms of boot time */ + __writemsr (0xc0010062, 0); + + 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); + printk(BIOS_DEBUG, "agesawrapper_amdinitmmio "); + val = agesawrapper_amdinitmmio(); + if (val) + printk(BIOS_DEBUG, "error level: %x \n", val); + else + printk(BIOS_DEBUG, "passed.\n"); + + post_code(0x37); + printk(BIOS_DEBUG, "agesawrapper_amdinitreset "); + val = agesawrapper_amdinitreset(); + if (val) + printk(BIOS_DEBUG, "error level: %x \n", val); + else + printk(BIOS_DEBUG, "passed.\n"); + + post_code(0x39); + printk(BIOS_DEBUG, "agesawrapper_amdinitearly "); + val = agesawrapper_amdinitearly (); + if (val) + printk(BIOS_DEBUG, "error level: %x \n", val); + else + printk(BIOS_DEBUG, "passed.\n"); + +#if CONFIG_HAVE_ACPI_RESUME + if (!acpi_is_wakeup_early()) { /* Check for S3 resume */ +#endif + post_code(0x40); + printk(BIOS_DEBUG, "agesawrapper_amdinitpost "); + val = agesawrapper_amdinitpost (); + if (val) + printk(BIOS_DEBUG, "error level: %x \n", val); + else + printk(BIOS_DEBUG, "passed.\n"); + + post_code(0x42); + printk(BIOS_DEBUG, "agesawrapper_amdinitenv "); + val = agesawrapper_amdinitenv (); + if (val) + printk(BIOS_DEBUG, "error level: %x \n", val); + else + printk(BIOS_DEBUG, "passed.\n"); + +#if CONFIG_HAVE_ACPI_RESUME + } else { /* S3 detect */ + printk(BIOS_INFO, "S3 detected\n"); + + post_code(0x60); + printk(BIOS_DEBUG, "agesawrapper_amdinitresume "); + val = agesawrapper_amdinitresume(); + if (val) + printk(BIOS_DEBUG, "error level: %x \n", val); + else + printk(BIOS_DEBUG, "passed.\n"); + + printk(BIOS_DEBUG, "agesawrapper_amds3laterestore "); + val = agesawrapper_amds3laterestore (); + if (val) + printk(BIOS_DEBUG, "error level: %x \n", val); + else + printk(BIOS_DEBUG, "passed.\n"); + + post_code(0x61); + printk(BIOS_DEBUG, "Find resume memory location\n"); + resume_backup_memory = backup_resume(); + + post_code(0x62); + printk(BIOS_DEBUG, "Move CAR stack.\n"); + move_stack_high_mem(); + printk(BIOS_DEBUG, "stack moved to: 0x%x\n", (u32) (resume_backup_memory + HIGH_MEMORY_SAVE)); + + post_code(0x63); + disable_cache_as_ram(); + printk(BIOS_DEBUG, "CAR disabled.\n"); + set_resume_cache(); + + /* + * Copy the system memory that is in the ramstage area to the + * reserved area. + */ + if (resume_backup_memory) + memcpy(resume_backup_memory, (void *)(CONFIG_RAMBASE), HIGH_MEMORY_SAVE); + + printk(BIOS_DEBUG, "System memory saved. OK to load ramstage.\n"); + } +#endif + + /* Initialize i8259 pic */ + post_code(0x43); + setup_i8259 (); + + /* Initialize i8254 timers */ + post_code(0x44); + setup_i8254 (); + + post_code(0x50); + copy_and_run(); + printk(BIOS_ERR, "Error: copy_and_run() returned!\n"); + + post_code(0x54); /* Should never see this post code. */ +} |