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author | Edward O'Callaghan <eocallaghan@alterapraxis.com> | 2014-01-25 07:40:39 +1100 |
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committer | Alexandru Gagniuc <mr.nuke.me@gmail.com> | 2014-02-16 04:51:31 +0100 |
commit | 4726a87c9a615dc26733cd799f8c4b78670f9ae7 (patch) | |
tree | ded9170a01760ff7a7bd969b900853af4d67ae22 /src/mainboard/jetway/nf81-t56n-lf/romstage.c | |
parent | 80865c961915dd2ca866c8e59874098a6af3dbcb (diff) | |
download | coreboot-4726a87c9a615dc26733cd799f8c4b78670f9ae7.tar.xz |
Jetway NF81-T56N-LF [1/2]: create board by forking AMD Persimmon
Step 1: copy all files unmodified from Persimmon. This makes it much
easier later to see how the two boards actually and deliberately differ
when porting bugfixes from one to the other.
Change-Id: I23e223049ed1c69e320e6b31efe4266bfeb97207
Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-on: http://review.coreboot.org/4800
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
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. */ +} |