diff options
Diffstat (limited to 'src/cpu/amd/pi/00660F01/model_15_init.c')
-rw-r--r-- | src/cpu/amd/pi/00660F01/model_15_init.c | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/src/cpu/amd/pi/00660F01/model_15_init.c b/src/cpu/amd/pi/00660F01/model_15_init.c deleted file mode 100644 index 4bb289622c..0000000000 --- a/src/cpu/amd/pi/00660F01/model_15_init.c +++ /dev/null @@ -1,119 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <console/console.h> -#include <cpu/x86/msr.h> -#include <cpu/amd/msr.h> -#include <cpu/x86/mtrr.h> -#include <cpu/amd/mtrr.h> -#include <device/device.h> -#include <device/pci.h> -#include <cpu/x86/pae.h> -#include <cpu/x86/lapic.h> -#include <cpu/cpu.h> -#include <cpu/x86/cache.h> - -#include <amdlib.h> -#include <PspBaseLib.h> - -void PSPProgBar3Msr(void *Buffer); - -void PSPProgBar3Msr(void *Buffer) -{ - u32 Bar3Addr; - u64 Tmp64; - /* Get Bar3 Addr */ - Bar3Addr = PspLibPciReadPspConfig(0x20); - Tmp64 = Bar3Addr; - printk(BIOS_DEBUG, "Bar3=%llx\n", Tmp64); - LibAmdMsrWrite(0xC00110A2, &Tmp64, NULL); - LibAmdMsrRead(0xC00110A2, &Tmp64, NULL); -} - -static void model_15_init(struct device *dev) -{ - printk(BIOS_DEBUG, "Model 15 Init.\n"); - - u8 i; - msr_t msr; - int num_banks; - int msrno; -#if CONFIG(LOGICAL_CPUS) - u32 siblings; -#endif - - disable_cache(); - /* Enable access to AMD RdDram and WrDram extension bits */ - msr = rdmsr(SYSCFG_MSR); - msr.lo |= SYSCFG_MSR_MtrrFixDramModEn; - msr.lo &= ~SYSCFG_MSR_MtrrFixDramEn; - wrmsr(SYSCFG_MSR, msr); - - // BSP: make a0000-bffff UC, c0000-fffff WB - msr.lo = msr.hi = 0; - wrmsr(MTRR_FIX_16K_A0000, msr); - msr.lo = msr.hi = 0x1e1e1e1e; - wrmsr(MTRR_FIX_64K_00000, msr); - wrmsr(MTRR_FIX_16K_80000, msr); - for (msrno = MTRR_FIX_4K_C0000; msrno <= MTRR_FIX_4K_F8000; msrno++) - wrmsr(msrno, msr); - - msr = rdmsr(SYSCFG_MSR); - msr.lo &= ~SYSCFG_MSR_MtrrFixDramModEn; - msr.lo |= SYSCFG_MSR_MtrrFixDramEn; - wrmsr(SYSCFG_MSR, msr); - - x86_mtrr_check(); - x86_enable_cache(); - - /* zero the machine check error status registers */ - msr = rdmsr(IA32_MCG_CAP); - num_banks = msr.lo & MCA_BANKS_MASK; - msr.lo = 0; - msr.hi = 0; - for (i = 0; i < num_banks; i++) - wrmsr(IA32_MC0_STATUS + (i * 4), msr); - - /* Enable the local CPU APICs */ - setup_lapic(); - -#if CONFIG(LOGICAL_CPUS) - siblings = cpuid_ecx(0x80000008) & 0xff; - - if (siblings > 0) { - msr = rdmsr_amd(CPU_ID_FEATURES_MSR); - msr.lo |= 1 << 28; - wrmsr_amd(CPU_ID_FEATURES_MSR, msr); - - msr = rdmsr_amd(CPU_ID_EXT_FEATURES_MSR); - msr.hi |= 1 << (33 - 32); - wrmsr_amd(CPU_ID_EXT_FEATURES_MSR, msr); - } - printk(BIOS_DEBUG, "siblings = %02d, ", siblings); -#endif - PSPProgBar3Msr(NULL); - - /* DisableCf8ExtCfg */ - msr = rdmsr(NB_CFG_MSR); - msr.hi &= ~(1 << (46 - 32)); - wrmsr(NB_CFG_MSR, msr); - - /* Write protect SMM space with SMMLOCK. */ - msr = rdmsr(HWCR_MSR); - msr.lo |= (1 << 0); - wrmsr(HWCR_MSR, msr); -} - -static struct device_operations cpu_dev_ops = { - .init = model_15_init, -}; - -static const struct cpu_device_id cpu_table[] = { - { X86_VENDOR_AMD, 0x660f00 }, - { X86_VENDOR_AMD, 0x660f01 }, - { 0, 0 }, -}; - -static const struct cpu_driver model_15 __cpu_driver = { - .ops = &cpu_dev_ops, - .id_table = cpu_table, -}; |