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-rw-r--r--include/linux/cper.h12
-rw-r--r--include/linux/efi.h6
-rw-r--r--include/linux/ras.h16
-rw-r--r--include/ras/ras_event.h49
4 files changed, 68 insertions, 15 deletions
diff --git a/include/linux/cper.h b/include/linux/cper.h
index 0ed60a91eca9..5b1236d8c65b 100644
--- a/include/linux/cper.h
+++ b/include/linux/cper.h
@@ -297,11 +297,11 @@ enum {
#define CPER_ARM_INFO_FLAGS_PROPAGATED BIT(2)
#define CPER_ARM_INFO_FLAGS_OVERFLOW BIT(3)
-#define CPER_ARM_CACHE_ERROR 0
-#define CPER_ARM_TLB_ERROR 1
-#define CPER_ARM_BUS_ERROR 2
-#define CPER_ARM_VENDOR_ERROR 3
-#define CPER_ARM_MAX_TYPE CPER_ARM_VENDOR_ERROR
+#define CPER_ARM_ERR_TYPE_MASK GENMASK(4,1)
+#define CPER_ARM_CACHE_ERROR BIT(1)
+#define CPER_ARM_TLB_ERROR BIT(2)
+#define CPER_ARM_BUS_ERROR BIT(3)
+#define CPER_ARM_VENDOR_ERROR BIT(4)
#define CPER_ARM_ERR_VALID_TRANSACTION_TYPE BIT(0)
#define CPER_ARM_ERR_VALID_OPERATION_TYPE BIT(1)
@@ -588,6 +588,8 @@ const char *cper_mem_err_type_str(unsigned int);
const char *cper_mem_err_status_str(u64 status);
void cper_print_bits(const char *prefix, unsigned int bits,
const char * const strs[], unsigned int strs_size);
+int cper_bits_to_str(char *buf, int buf_size, unsigned long bits,
+ const char * const strs[], unsigned int strs_size);
void cper_mem_err_pack(const struct cper_sec_mem_err *,
struct cper_mem_err_compact *);
const char *cper_mem_err_unpack(struct trace_seq *,
diff --git a/include/linux/efi.h b/include/linux/efi.h
index b23ff8b83219..2a43094e23f7 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -290,7 +290,7 @@ typedef efi_status_t efi_get_variable_t (efi_char16_t *name, efi_guid_t *vendor,
unsigned long *data_size, void *data);
typedef efi_status_t efi_get_next_variable_t (unsigned long *name_size, efi_char16_t *name,
efi_guid_t *vendor);
-typedef efi_status_t efi_set_variable_t (efi_char16_t *name, efi_guid_t *vendor,
+typedef efi_status_t efi_set_variable_t (efi_char16_t *name, efi_guid_t *vendor,
u32 attr, unsigned long data_size,
void *data);
typedef efi_status_t efi_get_next_high_mono_count_t (u32 *count);
@@ -373,6 +373,8 @@ void efi_native_runtime_setup(void);
#define EFI_DEVICE_PATH_TO_TEXT_PROTOCOL_GUID EFI_GUID(0x8b843e20, 0x8132, 0x4852, 0x90, 0xcc, 0x55, 0x1a, 0x4e, 0x4a, 0x7f, 0x1c)
#define EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL_GUID EFI_GUID(0x05c99a21, 0xc70f, 0x4ad2, 0x8a, 0x5f, 0x35, 0xdf, 0x33, 0x43, 0xf5, 0x1e)
#define EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID EFI_GUID(0x9042a9de, 0x23dc, 0x4a38, 0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a)
+#define EFI_EDID_DISCOVERED_PROTOCOL_GUID EFI_GUID(0x1c0c34f6, 0xd380, 0x41fa, 0xa0, 0x49, 0x8a, 0xd0, 0x6c, 0x1a, 0x66, 0xaa)
+#define EFI_EDID_ACTIVE_PROTOCOL_GUID EFI_GUID(0xbd8c1056, 0x9f36, 0x44ec, 0x92, 0xa8, 0xa6, 0x33, 0x7f, 0x81, 0x79, 0x86)
#define EFI_PCI_IO_PROTOCOL_GUID EFI_GUID(0x4cf5b200, 0x68b8, 0x4ca5, 0x9e, 0xec, 0xb2, 0x3e, 0x3f, 0x50, 0x02, 0x9a)
#define EFI_FILE_INFO_ID EFI_GUID(0x09576e92, 0x6d3f, 0x11d2, 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
#define EFI_SYSTEM_RESOURCE_TABLE_GUID EFI_GUID(0xb122a263, 0x3661, 0x4f68, 0x99, 0x29, 0x78, 0xf8, 0xb0, 0xd6, 0x21, 0x80)
@@ -772,7 +774,7 @@ extern unsigned long efi_mem_attr_table;
*/
typedef int (*efi_memattr_perm_setter)(struct mm_struct *, efi_memory_desc_t *, bool);
-extern int efi_memattr_init(void);
+extern void efi_memattr_init(void);
extern int efi_memattr_apply_permissions(struct mm_struct *mm,
efi_memattr_perm_setter fn);
diff --git a/include/linux/ras.h b/include/linux/ras.h
index a64182bc72ad..468941bfe855 100644
--- a/include/linux/ras.h
+++ b/include/linux/ras.h
@@ -24,8 +24,7 @@ int __init parse_cec_param(char *str);
void log_non_standard_event(const guid_t *sec_type,
const guid_t *fru_id, const char *fru_text,
const u8 sev, const u8 *err, const u32 len);
-void log_arm_hw_error(struct cper_sec_proc_arm *err);
-
+void log_arm_hw_error(struct cper_sec_proc_arm *err, const u8 sev);
#else
static inline void
log_non_standard_event(const guid_t *sec_type,
@@ -33,7 +32,7 @@ log_non_standard_event(const guid_t *sec_type,
const u8 sev, const u8 *err, const u32 len)
{ return; }
static inline void
-log_arm_hw_error(struct cper_sec_proc_arm *err) { return; }
+log_arm_hw_error(struct cper_sec_proc_arm *err, const u8 sev) { return; }
#endif
struct atl_err {
@@ -53,4 +52,15 @@ static inline unsigned long
amd_convert_umc_mca_addr_to_sys_addr(struct atl_err *err) { return -EINVAL; }
#endif /* CONFIG_AMD_ATL */
+#if defined(CONFIG_ARM) || defined(CONFIG_ARM64)
+#include <asm/smp_plat.h>
+/*
+ * Include ARM-specific SMP header which provides a function mapping mpidr to
+ * CPU logical index.
+ */
+#define GET_LOGICAL_INDEX(mpidr) get_logical_index(mpidr & MPIDR_HWID_BITMASK)
+#else
+#define GET_LOGICAL_INDEX(mpidr) -EINVAL
+#endif /* CONFIG_ARM || CONFIG_ARM64 */
+
#endif /* __RAS_H__ */
diff --git a/include/ras/ras_event.h b/include/ras/ras_event.h
index c8cd0f00c845..c9f0b1018bcc 100644
--- a/include/ras/ras_event.h
+++ b/include/ras/ras_event.h
@@ -168,11 +168,25 @@ TRACE_EVENT(mc_event,
* This event is generated when hardware detects an ARM processor error
* has occurred. UEFI 2.6 spec section N.2.4.4.
*/
+#define APEIL "ARM Processor Err Info data len"
+#define APEID "ARM Processor Err Info raw data"
+#define APECIL "ARM Processor Err Context Info data len"
+#define APECID "ARM Processor Err Context Info raw data"
+#define VSEIL "Vendor Specific Err Info data len"
+#define VSEID "Vendor Specific Err Info raw data"
TRACE_EVENT(arm_event,
- TP_PROTO(const struct cper_sec_proc_arm *proc),
+ TP_PROTO(const struct cper_sec_proc_arm *proc,
+ const u8 *pei_err,
+ const u32 pei_len,
+ const u8 *ctx_err,
+ const u32 ctx_len,
+ const u8 *oem,
+ const u32 oem_len,
+ u8 sev,
+ int cpu),
- TP_ARGS(proc),
+ TP_ARGS(proc, pei_err, pei_len, ctx_err, ctx_len, oem, oem_len, sev, cpu),
TP_STRUCT__entry(
__field(u64, mpidr)
@@ -180,6 +194,14 @@ TRACE_EVENT(arm_event,
__field(u32, running_state)
__field(u32, psci_state)
__field(u8, affinity)
+ __field(u32, pei_len)
+ __dynamic_array(u8, pei_buf, pei_len)
+ __field(u32, ctx_len)
+ __dynamic_array(u8, ctx_buf, ctx_len)
+ __field(u32, oem_len)
+ __dynamic_array(u8, oem_buf, oem_len)
+ __field(u8, sev)
+ __field(int, cpu)
),
TP_fast_assign(
@@ -199,12 +221,29 @@ TRACE_EVENT(arm_event,
__entry->running_state = ~0;
__entry->psci_state = ~0;
}
+ __entry->pei_len = pei_len;
+ memcpy(__get_dynamic_array(pei_buf), pei_err, pei_len);
+ __entry->ctx_len = ctx_len;
+ memcpy(__get_dynamic_array(ctx_buf), ctx_err, ctx_len);
+ __entry->oem_len = oem_len;
+ memcpy(__get_dynamic_array(oem_buf), oem, oem_len);
+ __entry->sev = sev;
+ __entry->cpu = cpu;
),
- TP_printk("affinity level: %d; MPIDR: %016llx; MIDR: %016llx; "
- "running state: %d; PSCI state: %d",
+ TP_printk("cpu: %d; error: %d; affinity level: %d; MPIDR: %016llx; MIDR: %016llx; "
+ "running state: %d; PSCI state: %d; "
+ "%s: %d; %s: %s; %s: %d; %s: %s; %s: %d; %s: %s",
+ __entry->cpu,
+ __entry->sev,
__entry->affinity, __entry->mpidr, __entry->midr,
- __entry->running_state, __entry->psci_state)
+ __entry->running_state, __entry->psci_state,
+ APEIL, __entry->pei_len, APEID,
+ __print_hex(__get_dynamic_array(pei_buf), __entry->pei_len),
+ APECIL, __entry->ctx_len, APECID,
+ __print_hex(__get_dynamic_array(ctx_buf), __entry->ctx_len),
+ VSEIL, __entry->oem_len, VSEID,
+ __print_hex(__get_dynamic_array(oem_buf), __entry->oem_len))
);
/*
generated by cgit (git 2.34.1) at 2025-12-27 04:06:18 +0000