| /* |
| * 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/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 "pc80/i8254.c" |
| #include "pc80/i8259.c" |
| #include "SbEarly.h" |
| #include "SBPLATFORM.h" |
| |
| 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; |
| u8 reg8; |
| |
| // 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); |
| |
| // all cores: set pstate 0 (1600 MHz) early to save a few ms of boot time |
| __writemsr (0xc0010062, 0); |
| |
| if (boot_cpu()) |
| { |
| u8 reg8; |
| // SB800: program AcpiMmioEn to enable MMIO access to MiscCntrl register |
| outb(0x24, 0xCD6); |
| reg8 = inb(0xCD7); |
| reg8 |= 1; |
| reg8 &= ~(1 << 1); |
| outb(reg8, 0xCD7); |
| |
| // program SB800 MiscCntrl |
| *(volatile u32 *)(0xFED80000+0xE00+0x40) &= ~((1 << 0) | (1 << 2)); /* 48Mhz */ |
| *(volatile u32 *)(0xFED80000+0xE00+0x40) |= 1 << 1; /* 48Mhz */ |
| } |
| |
| 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"); |
| |
| /* Initialize i8259 pic */ |
| post_code(0x41); |
| setup_i8259 (); |
| |
| /* Initialize i8254 timers */ |
| post_code(0x42); |
| setup_i8254 (); |
| |
| post_code(0x50); |
| copy_and_run(0); |
| |
| post_code(0x54); // Should never see this post code. |
| } |
| |