| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2011 - 2012 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 <reset.h> |
| #include <stdint.h> |
| #include <arch/io.h> |
| #include <arch/cpu.h> |
| #include <console/console.h> |
| #include <arch/stages.h> |
| #include "cpu/x86/bist.h" |
| #include "cpu/x86/lapic.h" |
| #include "cpu/amd/car.h" |
| #include "agesawrapper.h" |
| #include "northbridge/amd/agesa/family10/reset_test.h" |
| #include <nb_cimx.h> |
| #include <sb_cimx.h> |
| #include <superio/winbond/common/winbond.h> |
| #include <superio/winbond/w83627dhg/w83627dhg.h> |
| #include "src/drivers/pc80/i8254.c" |
| #include "src/drivers/pc80/i8259.c" |
| |
| |
| #define SERIAL_DEV PNP_DEV(0x2e, W83627DHG_SP1) |
| #define DUMMY_DEV PNP_DEV(0x2e, 0) |
| |
| void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) |
| { |
| u32 val; |
| |
| post_code(0x30); |
| agesawrapper_amdinitmmio(); |
| post_code(0x31); |
| |
| /* Halt if there was a built in self test failure */ |
| post_code(0x33); |
| report_bist_failure(bist); |
| |
| sb7xx_51xx_enable_wideio(0, 0x1600); /* though UARTs are on the NUVOTON BMC */ |
| w83627dhg_set_clksel_48(DUMMY_DEV); |
| winbond_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); |
| sb7xx_51xx_disable_wideio(0); |
| post_code(0x34); |
| |
| post_code(0x35); |
| console_init(); |
| |
| 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(0x37); |
| val = agesawrapper_amdinitreset(); |
| if (val) { |
| printk(BIOS_DEBUG, "agesawrapper_amdinitreset failed: %x \n", val); |
| } else { |
| printk(BIOS_DEBUG, "agesawrapper_amdinitreset passed\n"); |
| } |
| |
| if (!cpu_init_detectedx && boot_cpu()) { |
| post_code(0x38); |
| /* |
| * SR5650/5670/5690 RD890 chipset, read pci config space hang at POR, |
| * Disable all Pcie Bridges to work around It. |
| */ |
| sr56x0_rd890_disable_pcie_bridge(); |
| post_code(0x39); |
| nb_Poweron_Init(); |
| post_code(0x3A); |
| sb_Poweron_Init(); |
| } |
| post_code(0x3B); |
| val = agesawrapper_amdinitearly(); |
| if(val) { |
| printk(BIOS_DEBUG, "agesawrapper_amdinitearly failed: %x \n", val); |
| } else { |
| printk(BIOS_DEBUG, "agesawrapper_amdinitearly passed\n"); |
| } |
| |
| post_code(0x3C); |
| /* W83627DHG pin89,90 function select is RSTOUT3#, RSTOUT2# by default. |
| * In order to access W83795G/ADG HWM using I2C protocol, |
| * we select function to SDA, SCL function (or GP33, GP32 function). |
| */ |
| w83627dhg_enable_i2c(PNP_DEV(0x2E, W83627DHG_SPI)); |
| |
| nb_Ht_Init(); |
| post_code(0x3D); |
| /* Reset for HT, FIDVID, PLL and ucode patch(errata) changes to take affect. */ |
| if (!warm_reset_detect(0)) { |
| print_info("...WARM RESET...\n\n\n"); |
| distinguish_cpu_resets(0); |
| soft_reset(); |
| die("After soft_reset_x - shouldn't see this message!!!\n"); |
| } |
| |
| post_code(0x40); |
| val = agesawrapper_amdinitpost(); |
| if (val) { |
| printk(BIOS_DEBUG, "agesawrapper_amdinitpost failed: %x \n", val); |
| } else { |
| printk(BIOS_DEBUG, "agesawrapper_amdinitpost passed\n"); |
| } |
| |
| post_code(0x41); |
| val = agesawrapper_amdinitenv(); |
| if(val) { |
| printk(BIOS_DEBUG, "agesawrapper_amdinitenv failed: %x \n", val); |
| } |
| printk(BIOS_DEBUG, "agesawrapper_amdinitenv passed\n"); |
| |
| post_code(0x42); |
| |
| post_code(0x50); |
| print_debug("Disabling cache as ram "); |
| disable_cache_as_ram(); |
| print_debug("done\n"); |
| |
| post_code(0x51); |
| setup_i8259 (); |
| setup_i8254 (); |
| copy_and_run(); |
| |
| /* We will not return, Should never see this message and post code. */ |
| print_debug("should not be here -\n"); |
| post_code(0x54); |
| } |
| |