96 lines
2.6 KiB
C
96 lines
2.6 KiB
C
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/*
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* apei-internal.h - ACPI Platform Error Interface internal
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* definations.
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*/
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#ifndef APEI_INTERNAL_H
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#define APEI_INTERNAL_H
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struct apei_exec_context;
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typedef int (*apei_exec_ins_func_t)(struct apei_exec_context *ctx,
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struct acpi_whea_header *entry);
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#define APEI_EXEC_INS_ACCESS_REGISTER 0x0001
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struct apei_exec_ins_type {
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u32 flags;
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apei_exec_ins_func_t run;
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};
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struct apei_exec_context {
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u32 ip;
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u64 value;
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u64 var1;
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u64 var2;
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u64 src_base;
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u64 dst_base;
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struct apei_exec_ins_type *ins_table;
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u32 instructions;
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struct acpi_whea_header *action_table;
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u32 entries;
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};
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void apei_exec_ctx_init(struct apei_exec_context *ctx,
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struct apei_exec_ins_type *ins_table,
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u32 instructions,
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struct acpi_whea_header *action_table,
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u32 entries);
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static inline void apei_exec_ctx_set_input(struct apei_exec_context *ctx,
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u64 input)
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{
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ctx->value = input;
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}
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static inline u64 apei_exec_ctx_get_output(struct apei_exec_context *ctx)
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{
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return ctx->value;
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}
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int apei_exec_run(struct apei_exec_context *ctx, u8 action);
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/* Common instruction implementation */
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/* IP has been set in instruction function */
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#define APEI_EXEC_SET_IP 1
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int __apei_exec_read_register(struct acpi_whea_header *entry, u64 *val);
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int __apei_exec_write_register(struct acpi_whea_header *entry, u64 val);
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int apei_exec_read_register(struct apei_exec_context *ctx,
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struct acpi_whea_header *entry);
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int apei_exec_read_register_value(struct apei_exec_context *ctx,
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struct acpi_whea_header *entry);
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int apei_exec_write_register(struct apei_exec_context *ctx,
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struct acpi_whea_header *entry);
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int apei_exec_write_register_value(struct apei_exec_context *ctx,
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struct acpi_whea_header *entry);
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int apei_exec_noop(struct apei_exec_context *ctx,
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struct acpi_whea_header *entry);
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int apei_exec_pre_map_gars(struct apei_exec_context *ctx);
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int apei_exec_post_unmap_gars(struct apei_exec_context *ctx);
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struct apei_resources {
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struct list_head iomem;
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struct list_head ioport;
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};
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static inline void apei_resources_init(struct apei_resources *resources)
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{
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INIT_LIST_HEAD(&resources->iomem);
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INIT_LIST_HEAD(&resources->ioport);
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}
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void apei_resources_fini(struct apei_resources *resources);
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int apei_resources_sub(struct apei_resources *resources1,
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struct apei_resources *resources2);
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int apei_resources_request(struct apei_resources *resources,
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const char *desc);
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void apei_resources_release(struct apei_resources *resources);
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int apei_exec_collect_resources(struct apei_exec_context *ctx,
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struct apei_resources *resources);
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struct dentry;
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struct dentry *apei_get_debugfs_dir(void);
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#endif
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