diff options
Diffstat (limited to 'src/cpu/intel/fsp_model_406dx/bootblock.c')
-rw-r--r-- | src/cpu/intel/fsp_model_406dx/bootblock.c | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/src/cpu/intel/fsp_model_406dx/bootblock.c b/src/cpu/intel/fsp_model_406dx/bootblock.c deleted file mode 100644 index 045b0f628c..0000000000 --- a/src/cpu/intel/fsp_model_406dx/bootblock.c +++ /dev/null @@ -1,89 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * 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. - */ - -#include <stdint.h> -#include <cpu/x86/cache.h> -#include <cpu/intel/microcode/microcode.c> -#include <cpu/x86/msr.h> -#include <cpu/x86/mtrr.h> -#include <arch/io.h> -#include <device/pci_ops.h> -#include <southbridge/intel/fsp_rangeley/soc.h> - -#include "model_406dx.h" - -/* - * check for a warm reset and do a hard reset instead. - */ -static void check_for_warm_reset(void) -{ - - /* - * Check if INIT# is asserted by port 0xCF9 and whether RCBA has been - * set. If either is true, then this is a warm reset so execute a - * Hard Reset - */ - if ((inb(0xcf9) == 0x04) || - (pci_io_read_config32(SOC_LPC_DEV, RCBA) - & RCBA_ENABLE)) { - outb(0x00, 0xcf9); - outb(0x06, 0xcf9); - } -} - -static void set_var_mtrr(int reg, uint32_t base, uint32_t size, int type) -{ - /* Bit Bit 32-35 of MTRRphysMask should be set to 1 */ - msr_t basem, maskm; - basem.lo = base | type; - basem.hi = 0; - wrmsr(MTRR_PHYS_BASE(reg), basem); - maskm.lo = ~(size - 1) | MTRR_PHYS_MASK_VALID; - maskm.hi = (1 << (CONFIG_CPU_ADDR_BITS - 32)) - 1; - wrmsr(MTRR_PHYS_MASK(reg), maskm); -} - -static void enable_rom_caching(void) -{ - msr_t msr; - - disable_cache(); - set_var_mtrr(1, CACHE_ROM_BASE, CACHE_ROM_SIZE, MTRR_TYPE_WRPROT); - enable_cache(); - - /* Enable Variable MTRRs */ - msr.hi = 0x00000000; - msr.lo = 0x00000800; - wrmsr(MTRR_DEF_TYPE_MSR, msr); -} - -static void set_no_evict_mode_msr(void) -{ - msr_t msr; - msr.hi = 0x00000000; - msr.lo = 0x00000000; - - wrmsr(MSR_NO_EVICT_MODE, msr); -} - -static void bootblock_cpu_init(void) -{ - /* Check for Warm Reset */ - check_for_warm_reset(); - - /* Load microcode before any caching. */ - intel_update_microcode_from_cbfs(); - - enable_rom_caching(); - set_no_evict_mode_msr(); -} |