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