diff options
Diffstat (limited to 'src/soc/amd/stoneyridge/mca.c')
| -rw-r--r-- | src/soc/amd/stoneyridge/mca.c | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/src/soc/amd/stoneyridge/mca.c b/src/soc/amd/stoneyridge/mca.c index cf3f3acc2d..566f54ca8b 100644 --- a/src/soc/amd/stoneyridge/mca.c +++ b/src/soc/amd/stoneyridge/mca.c @@ -5,136 +5,9 @@ #include <cpu/amd/msr.h> #include <cpu/x86/lapic.h> #include <cpu/x86/msr.h> -#include <acpi/acpi.h> #include <console/console.h> -#include <arch/bert_storage.h> -#include <cper.h> #include <types.h> -struct mca_bank_status { - unsigned int bank; - msr_t sts; -}; - -static inline size_t mca_report_size_reqd(void) -{ - size_t size; - - size = sizeof(acpi_generic_error_status_t); - - size += sizeof(acpi_hest_generic_data_v300_t); - size += sizeof(cper_proc_generic_error_section_t); - - size += sizeof(acpi_hest_generic_data_v300_t); - size += sizeof(cper_ia32x64_proc_error_section_t); - - /* Check Error */ - size += cper_ia32x64_check_sz(); - - /* Context of MCG_CAP, MCG_STAT, MCG_CTL */ - size += cper_ia32x64_ctx_sz_bytype(CPER_IA32X64_CTX_MSR, 3); - - /* Context of MCi_CTL, MCi_STATUS, MCi_ADDR, MCi_MISC */ - size += cper_ia32x64_ctx_sz_bytype(CPER_IA32X64_CTX_MSR, 4); - - /* Context of CTL_MASK */ - size += cper_ia32x64_ctx_sz_bytype(CPER_IA32X64_CTX_MSR, 1); - - return size; -} - -static enum cper_x86_check_type error_to_chktype(struct mca_bank_status *mci) -{ - int error = mca_err_type(mci->sts); - - if (error == MCA_ERRTYPE_BUS) - return X86_PROCESSOR_BUS_CHK; - if (error == MCA_ERRTYPE_INT) - return X86_PROCESSOR_MS_CHK; - if (error == MCA_ERRTYPE_MEM) - return X86_PROCESSOR_CACHE_CHK; - if (error == MCA_ERRTYPE_TLB) - return X86_PROCESSOR_TLB_CHK; - - return X86_PROCESSOR_MS_CHK; /* unrecognized */ -} - -/* Fill additional information in the Generic Processor Error Section. */ -static void fill_generic_section(cper_proc_generic_error_section_t *sec, - struct mca_bank_status *mci) -{ - int type = mca_err_type(mci->sts); - - if (type == MCA_ERRTYPE_BUS) /* try to map MCA errors to CPER types */ - sec->error_type = GENPROC_ERRTYPE_BUS; - else if (type == MCA_ERRTYPE_INT) - sec->error_type = GENPROC_ERRTYPE_UARCH; - else if (type == MCA_ERRTYPE_MEM) - sec->error_type = GENPROC_ERRTYPE_CACHE; - else if (type == MCA_ERRTYPE_TLB) - sec->error_type = GENPROC_ERRTYPE_TLB; - else - sec->error_type = GENPROC_ERRTYPE_UNKNOWN; - sec->validation |= GENPROC_VALID_PROC_ERR_TYPE; -} - -/* Convert an error reported by an MCA bank into BERT information to be reported - * by the OS. The ACPI driver doesn't recognize/parse the IA32/X64 structure, - * which is the best method to report MSR context. As a result, add two - * structures: A "processor generic error" that is parsed, and an IA32/X64 one - * to capture complete information. - * - * Future work may attempt to interpret the specific Family 15h error symptoms - * found in the MCA registers. This data could enhance the reporting of the - * Processor Generic section and the failing error/check added to the - * IA32/X64 section. - */ -static void build_bert_mca_error(struct mca_bank_status *mci) -{ - acpi_generic_error_status_t *status; - acpi_hest_generic_data_v300_t *gen_entry; - acpi_hest_generic_data_v300_t *x86_entry; - cper_proc_generic_error_section_t *gen_sec; - cper_ia32x64_proc_error_section_t *x86_sec; - cper_ia32x64_proc_error_info_t *chk; - cper_ia32x64_context_t *ctx; - - if (mca_report_size_reqd() > bert_storage_remaining()) - goto failed; - - status = bert_new_event(&CPER_SEC_PROC_GENERIC_GUID); - if (!status) - goto failed; - - gen_entry = acpi_hest_generic_data3(status); - gen_sec = section_of_acpientry(gen_sec, gen_entry); - - fill_generic_section(gen_sec, mci); - - x86_entry = bert_append_ia32x64(status); - x86_sec = section_of_acpientry(x86_sec, x86_entry); - - chk = new_cper_ia32x64_check(status, x86_sec, error_to_chktype(mci)); - if (!chk) - goto failed; - - ctx = cper_new_ia32x64_context_msr(status, x86_sec, IA32_MCG_CAP, 3); - if (!ctx) - goto failed; - ctx = cper_new_ia32x64_context_msr(status, x86_sec, IA32_MC_CTL(mci->bank), 4); - if (!ctx) - goto failed; - ctx = cper_new_ia32x64_context_msr(status, x86_sec, MC_CTL_MASK(mci->bank), 1); - if (!ctx) - goto failed; - - return; - -failed: - /* We're here because of a hardware error, don't break something else */ - printk(BIOS_ERR, "Error: Not enough room in BERT region for Machine Check error\n"); -} - static const char *const mca_bank_name[] = { [0] = "Load-store unit", [1] = "Instruction fetch unit", |