124 lines
4.6 KiB
C
124 lines
4.6 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* File: mca_drv.h
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* Purpose: Define helpers for Generic MCA handling
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*
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* Copyright (C) 2004 FUJITSU LIMITED
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* Copyright (C) 2004 Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
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*/
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/*
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* Processor error section:
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*
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* +-sal_log_processor_info_t *info-------------+
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* | sal_log_section_hdr_t header; |
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* | ... |
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* | sal_log_mod_error_info_t info[0]; |
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* +-+----------------+-------------------------+
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* | CACHE_CHECK | ^ num_cache_check v
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* +----------------+
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* | TLB_CHECK | ^ num_tlb_check v
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* +----------------+
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* | BUS_CHECK | ^ num_bus_check v
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* +----------------+
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* | REG_FILE_CHECK | ^ num_reg_file_check v
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* +----------------+
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* | MS_CHECK | ^ num_ms_check v
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* +-struct cpuid_info *id----------------------+
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* | regs[5]; |
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* | reserved; |
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* +-sal_processor_static_info_t *regs----------+
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* | valid; |
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* | ... |
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* | fr[128]; |
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* +--------------------------------------------+
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*/
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/* peidx: index of processor error section */
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typedef struct peidx_table {
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sal_log_processor_info_t *info;
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struct sal_cpuid_info *id;
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sal_processor_static_info_t *regs;
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} peidx_table_t;
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#define peidx_head(p) (((p)->info))
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#define peidx_mid(p) (((p)->id))
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#define peidx_bottom(p) (((p)->regs))
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#define peidx_psp(p) (&(peidx_head(p)->proc_state_parameter))
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#define peidx_field_valid(p) (&(peidx_head(p)->valid))
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#define peidx_minstate_area(p) (&(peidx_bottom(p)->min_state_area))
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#define peidx_cache_check_num(p) (peidx_head(p)->valid.num_cache_check)
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#define peidx_tlb_check_num(p) (peidx_head(p)->valid.num_tlb_check)
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#define peidx_bus_check_num(p) (peidx_head(p)->valid.num_bus_check)
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#define peidx_reg_file_check_num(p) (peidx_head(p)->valid.num_reg_file_check)
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#define peidx_ms_check_num(p) (peidx_head(p)->valid.num_ms_check)
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#define peidx_cache_check_idx(p, n) (n)
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#define peidx_tlb_check_idx(p, n) (peidx_cache_check_idx(p, peidx_cache_check_num(p)) + n)
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#define peidx_bus_check_idx(p, n) (peidx_tlb_check_idx(p, peidx_tlb_check_num(p)) + n)
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#define peidx_reg_file_check_idx(p, n) (peidx_bus_check_idx(p, peidx_bus_check_num(p)) + n)
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#define peidx_ms_check_idx(p, n) (peidx_reg_file_check_idx(p, peidx_reg_file_check_num(p)) + n)
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#define peidx_mod_error_info(p, name, n) \
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({ int __idx = peidx_##name##_idx(p, n); \
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sal_log_mod_error_info_t *__ret = NULL; \
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if (peidx_##name##_num(p) > n) /*BUG*/ \
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__ret = &(peidx_head(p)->info[__idx]); \
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__ret; })
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#define peidx_cache_check(p, n) peidx_mod_error_info(p, cache_check, n)
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#define peidx_tlb_check(p, n) peidx_mod_error_info(p, tlb_check, n)
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#define peidx_bus_check(p, n) peidx_mod_error_info(p, bus_check, n)
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#define peidx_reg_file_check(p, n) peidx_mod_error_info(p, reg_file_check, n)
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#define peidx_ms_check(p, n) peidx_mod_error_info(p, ms_check, n)
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#define peidx_check_info(proc, name, n) \
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({ \
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sal_log_mod_error_info_t *__info = peidx_mod_error_info(proc, name, n);\
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u64 __temp = __info && __info->valid.check_info \
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? __info->check_info : 0; \
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__temp; })
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/* slidx: index of SAL log error record */
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typedef struct slidx_list {
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struct list_head list;
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sal_log_section_hdr_t *hdr;
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} slidx_list_t;
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typedef struct slidx_table {
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sal_log_record_header_t *header;
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int n_sections; /* # of section headers */
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struct list_head proc_err;
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struct list_head mem_dev_err;
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struct list_head sel_dev_err;
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struct list_head pci_bus_err;
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struct list_head smbios_dev_err;
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struct list_head pci_comp_err;
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struct list_head plat_specific_err;
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struct list_head host_ctlr_err;
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struct list_head plat_bus_err;
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struct list_head unsupported; /* list of unsupported sections */
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} slidx_table_t;
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#define slidx_foreach_entry(pos, head) \
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list_for_each_entry(pos, head, list)
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#define slidx_first_entry(head) \
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(((head)->next != (head)) ? list_entry((head)->next, typeof(slidx_list_t), list) : NULL)
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#define slidx_count(slidx, sec) \
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({ int __count = 0; \
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slidx_list_t *__pos; \
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slidx_foreach_entry(__pos, &((slidx)->sec)) { __count++; }\
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__count; })
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struct mca_table_entry {
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int start_addr; /* location-relative starting address of MCA recoverable range */
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int end_addr; /* location-relative ending address of MCA recoverable range */
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};
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extern const struct mca_table_entry *search_mca_tables (unsigned long addr);
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extern int mca_recover_range(unsigned long);
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extern void ia64_mlogbuf_dump(void);
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