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-rw-r--r--src/soc/intel/common/util.c224
1 files changed, 0 insertions, 224 deletions
diff --git a/src/soc/intel/common/util.c b/src/soc/intel/common/util.c
deleted file mode 100644
index fadef607c3..0000000000
--- a/src/soc/intel/common/util.c
+++ /dev/null
@@ -1,224 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2015-2016 Intel Corporation.
- *
- * 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 <console/console.h>
-#include <cpu/cpu.h>
-#include <cpu/x86/mtrr.h>
-#include <soc/intel/common/util.h>
-#include <stddef.h>
-
-uint32_t soc_get_variable_mtrr_count(uint64_t *msr)
-{
- union {
- uint64_t u64;
- msr_t s;
- } mtrrcap;
-
- mtrrcap.s = rdmsr(MTRR_CAP_MSR);
- if (msr != NULL)
- *msr = mtrrcap.u64;
- return mtrrcap.u64 & MTRR_CAP_VCNT;
-}
-
-static const char *soc_display_mtrr_type(uint32_t type)
-{
- switch (type) {
- default: return "reserved";
- case 0: return "UC";
- case 1: return "WC";
- case 4: return "WT";
- case 5: return "WP";
- case 6: return "WB";
- case 7: return "UC-";
- }
-}
-
-static void soc_display_mtrr_fixed_types(uint64_t msr,
- uint32_t starting_address, uint32_t memory_size)
-{
- uint32_t base_address;
- uint32_t index;
- uint32_t next_address;
- uint32_t next_type;
- uint32_t type;
-
- type = msr & MTRR_DEF_TYPE_MASK;
- base_address = starting_address;
- next_address = base_address;
- for (index = 0; index < 64; index += 8) {
- next_address = starting_address + (memory_size *
- ((index >> 3) + 1));
- next_type = (msr >> index) & MTRR_DEF_TYPE_MASK;
- if (next_type != type) {
- printk(BIOS_DEBUG, " 0x%08x - 0x%08x: %s\n",
- base_address, next_address - 1,
- soc_display_mtrr_type(type));
- base_address = next_address;
- type = next_type;
- }
- }
- if (base_address != next_address)
- printk(BIOS_DEBUG, " 0x%08x - 0x%08x: %s\n",
- base_address, next_address - 1,
- soc_display_mtrr_type(type));
-}
-
-static void soc_display_4k_mtrr(uint32_t msr_reg, uint32_t starting_address,
- const char *name)
-{
- union {
- uint64_t u64;
- msr_t s;
- } msr;
-
- msr.s = rdmsr(msr_reg);
- printk(BIOS_DEBUG, "0x%016llx: %s\n", msr.u64, name);
- soc_display_mtrr_fixed_types(msr.u64, starting_address, 0x1000);
-}
-
-static void soc_display_16k_mtrr(uint32_t msr_reg, uint32_t starting_address,
- const char *name)
-{
- union {
- uint64_t u64;
- msr_t s;
- } msr;
-
- msr.s = rdmsr(msr_reg);
- printk(BIOS_DEBUG, "0x%016llx: %s\n", msr.u64, name);
- soc_display_mtrr_fixed_types(msr.u64, starting_address, 0x4000);
-}
-
-static void soc_display_64k_mtrr(void)
-{
- union {
- uint64_t u64;
- msr_t s;
- } msr;
-
- msr.s = rdmsr(MTRR_FIX_64K_00000);
- printk(BIOS_DEBUG, "0x%016llx: IA32_MTRR_FIX64K_00000\n", msr.u64);
- soc_display_mtrr_fixed_types(msr.u64, 0, 0x10000);
-}
-
-static uint32_t soc_display_mtrrcap(void)
-{
- uint64_t msr;
- uint32_t variable_mtrrs;
-
- variable_mtrrs = soc_get_variable_mtrr_count(&msr);
- printk(BIOS_DEBUG,
- "0x%016llx: IA32_MTRRCAP: %s%s%s%d variable MTRRs\n",
- msr,
- (msr & MTRR_CAP_SMRR) ? "SMRR, " : "",
- (msr & MTRR_CAP_WC) ? "WC, " : "",
- (msr & MTRR_CAP_FIX) ? "FIX, " : "",
- variable_mtrrs);
- return variable_mtrrs;
-}
-
-static void soc_display_mtrr_def_type(void)
-{
- union {
- uint64_t u64;
- msr_t s;
- } msr;
-
- msr.s = rdmsr(MTRR_DEF_TYPE_MSR);
- printk(BIOS_DEBUG, "0x%016llx: IA32_MTRR_DEF_TYPE:%s%s %s\n",
- msr.u64,
- (msr.u64 & MTRR_DEF_TYPE_EN) ? " E," : "",
- (msr.u64 & MTRR_DEF_TYPE_FIX_EN) ? " FE," : "",
- soc_display_mtrr_type((uint32_t)(msr.u64 &
- MTRR_DEF_TYPE_MASK)));
-}
-
-static void soc_display_variable_mtrr(uint32_t msr_reg, int index,
- uint64_t address_mask)
-{
- uint64_t base_address;
- uint64_t length;
- uint64_t mask;
- union {
- uint64_t u64;
- msr_t s;
- } msr_a;
- union {
- uint64_t u64;
- msr_t s;
- } msr_m;
-
- msr_a.s = rdmsr(msr_reg);
- msr_m.s = rdmsr(msr_reg + 1);
- if (msr_m.u64 & MTRR_PHYS_MASK_VALID) {
- base_address = (msr_a.u64 & 0xfffffffffffff000ULL)
- & address_mask;
- printk(BIOS_DEBUG,
- "0x%016llx: PHYBASE%d: Address = 0x%016llx, %s\n",
- msr_a.u64, index, base_address,
- soc_display_mtrr_type(msr_a.u64 & MTRR_DEF_TYPE_MASK));
- mask = (msr_m.u64 & 0xfffffffffffff000ULL) & address_mask;
- length = (~mask & address_mask) + 1;
- printk(BIOS_DEBUG,
- "0x%016llx: PHYMASK%d: Length = 0x%016llx, Valid\n",
- msr_m.u64, index, length);
- } else {
- printk(BIOS_DEBUG, "0x%016llx: PHYBASE%d\n", msr_a.u64, index);
- printk(BIOS_DEBUG, "0x%016llx: PHYMASK%d: Disabled\n",
- msr_m.u64, index);
- }
-}
-
-asmlinkage void soc_display_mtrrs(void)
-{
- if (IS_ENABLED(CONFIG_DISPLAY_MTRRS)) {
- uint32_t address_bits;
- uint64_t address_mask;
- int i;
- int variable_mtrrs;
-
- /* Display the fixed MTRRs */
- variable_mtrrs = soc_display_mtrrcap();
- soc_display_mtrr_def_type();
- soc_display_64k_mtrr();
- soc_display_16k_mtrr(MTRR_FIX_16K_80000, 0x80000,
- "IA32_MTRR_FIX16K_80000");
- soc_display_16k_mtrr(MTRR_FIX_16K_A0000, 0xa0000,
- "IA32_MTRR_FIX16K_A0000");
- soc_display_4k_mtrr(MTRR_FIX_4K_C0000, 0xc0000,
- "IA32_MTRR_FIX4K_C0000");
- soc_display_4k_mtrr(MTRR_FIX_4K_C8000, 0xc8000,
- "IA32_MTRR_FIX4K_C8000");
- soc_display_4k_mtrr(MTRR_FIX_4K_D0000, 0xd0000,
- "IA32_MTRR_FIX4K_D0000");
- soc_display_4k_mtrr(MTRR_FIX_4K_D8000, 0xd8000,
- "IA32_MTRR_FIX4K_D8000");
- soc_display_4k_mtrr(MTRR_FIX_4K_E0000, 0xe0000,
- "IA32_MTRR_FIX4K_E0000");
- soc_display_4k_mtrr(MTRR_FIX_4K_E8000, 0xe8000,
- "IA32_MTRR_FIX4K_E8000");
- soc_display_4k_mtrr(MTRR_FIX_4K_F0000, 0xf0000,
- "IA32_MTRR_FIX4K_F0000");
- soc_display_4k_mtrr(MTRR_FIX_4K_F8000, 0xf8000,
- "IA32_MTRR_FIX4K_F8000");
- address_bits = cpu_phys_address_size();
- address_mask = (1ULL << address_bits) - 1;
-
- /* Display the variable MTRRs */
- for (i = 0; i < variable_mtrrs; i++)
- soc_display_variable_mtrr(MTRR_PHYS_BASE(i), i,
- address_mask);
- }
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-05 05:09:28 +0000