efi: Move ARM CPER code to new file

The ARM CPER code is currently mixed in with the other CPER code. Move it
to a new file to separate it from the rest of the CPER code.

Signed-off-by: Tyler Baicar <tbaicar@codeaurora.org>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Arvind Yadav <arvind.yadav.cs@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Matt Fleming <matt@codeblueprint.co.uk>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephen Boyd <sboyd@codeaurora.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vasyl Gomonovych <gomonovych@gmail.com>
Cc: linux-efi@vger.kernel.org
Link: http://lkml.kernel.org/r/20180102181042.19074-5-ard.biesheuvel@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>

1 files changed, 3 insertions, 119 deletions

diff --git a/drivers/firmware/efi/cper.c b/drivers/firmware/efi/cper.c
index d2fcafcea07e..c165933ebf38 100644
--- a/drivers/firmware/efi/cper.c
+++ b/drivers/firmware/efi/cper.c
@@ -122,7 +122,7 @@ static const char * const proc_isa_strs[] = {
 	"ARM A64",
 };
 
-static const char * const proc_error_type_strs[] = {
+const char * const cper_proc_error_type_strs[] = {
 	"cache error",
 	"TLB error",
 	"bus error",
@@ -157,8 +157,8 @@ static void cper_print_proc_generic(const char *pfx,
 	if (proc->validation_bits & CPER_PROC_VALID_ERROR_TYPE) {
 		printk("%s""error_type: 0x%02x\n", pfx, proc->proc_error_type);
 		cper_print_bits(pfx, proc->proc_error_type,
-				proc_error_type_strs,
-				ARRAY_SIZE(proc_error_type_strs));
+				cper_proc_error_type_strs,
+				ARRAY_SIZE(cper_proc_error_type_strs));
 	}
 	if (proc->validation_bits & CPER_PROC_VALID_OPERATION)
 		printk("%s""operation: %d, %s\n", pfx, proc->operation,
@@ -188,122 +188,6 @@ static void cper_print_proc_generic(const char *pfx,
 		printk("%s""IP: 0x%016llx\n", pfx, proc->ip);
 }
 
-#if defined(CONFIG_ARM64) || defined(CONFIG_ARM)
-static const char * const arm_reg_ctx_strs[] = {
-	"AArch32 general purpose registers",
-	"AArch32 EL1 context registers",
-	"AArch32 EL2 context registers",
-	"AArch32 secure context registers",
-	"AArch64 general purpose registers",
-	"AArch64 EL1 context registers",
-	"AArch64 EL2 context registers",
-	"AArch64 EL3 context registers",
-	"Misc. system register structure",
-};
-
-static void cper_print_proc_arm(const char *pfx,
-				const struct cper_sec_proc_arm *proc)
-{
-	int i, len, max_ctx_type;
-	struct cper_arm_err_info *err_info;
-	struct cper_arm_ctx_info *ctx_info;
-	char newpfx[64];
-
-	printk("%sMIDR: 0x%016llx\n", pfx, proc->midr);
-
-	len = proc->section_length - (sizeof(*proc) +
-		proc->err_info_num * (sizeof(*err_info)));
-	if (len < 0) {
-		printk("%ssection length: %d\n", pfx, proc->section_length);
-		printk("%ssection length is too small\n", pfx);
-		printk("%sfirmware-generated error record is incorrect\n", pfx);
-		printk("%sERR_INFO_NUM is %d\n", pfx, proc->err_info_num);
-		return;
-	}
-
-	if (proc->validation_bits & CPER_ARM_VALID_MPIDR)
-		printk("%sMultiprocessor Affinity Register (MPIDR): 0x%016llx\n",
-			pfx, proc->mpidr);
-
-	if (proc->validation_bits & CPER_ARM_VALID_AFFINITY_LEVEL)
-		printk("%serror affinity level: %d\n", pfx,
-			proc->affinity_level);
-
-	if (proc->validation_bits & CPER_ARM_VALID_RUNNING_STATE) {
-		printk("%srunning state: 0x%x\n", pfx, proc->running_state);
-		printk("%sPower State Coordination Interface state: %d\n",
-			pfx, proc->psci_state);
-	}
-
-	snprintf(newpfx, sizeof(newpfx), "%s%s", pfx, INDENT_SP);
-
-	err_info = (struct cper_arm_err_info *)(proc + 1);
-	for (i = 0; i < proc->err_info_num; i++) {
-		printk("%sError info structure %d:\n", pfx, i);
-
-		printk("%snum errors: %d\n", pfx, err_info->multiple_error + 1);
-
-		if (err_info->validation_bits & CPER_ARM_INFO_VALID_FLAGS) {
-			if (err_info->flags & CPER_ARM_INFO_FLAGS_FIRST)
-				printk("%sfirst error captured\n", newpfx);
-			if (err_info->flags & CPER_ARM_INFO_FLAGS_LAST)
-				printk("%slast error captured\n", newpfx);
-			if (err_info->flags & CPER_ARM_INFO_FLAGS_PROPAGATED)
-				printk("%spropagated error captured\n",
-				       newpfx);
-			if (err_info->flags & CPER_ARM_INFO_FLAGS_OVERFLOW)
-				printk("%soverflow occurred, error info is incomplete\n",
-				       newpfx);
-		}
-
-		printk("%serror_type: %d, %s\n", newpfx, err_info->type,
-			err_info->type < ARRAY_SIZE(proc_error_type_strs) ?
-			proc_error_type_strs[err_info->type] : "unknown");
-		if (err_info->validation_bits & CPER_ARM_INFO_VALID_ERR_INFO)
-			printk("%serror_info: 0x%016llx\n", newpfx,
-			       err_info->error_info);
-		if (err_info->validation_bits & CPER_ARM_INFO_VALID_VIRT_ADDR)
-			printk("%svirtual fault address: 0x%016llx\n",
-				newpfx, err_info->virt_fault_addr);
-		if (err_info->validation_bits & CPER_ARM_INFO_VALID_PHYSICAL_ADDR)
-			printk("%sphysical fault address: 0x%016llx\n",
-				newpfx, err_info->physical_fault_addr);
-		err_info += 1;
-	}
-
-	ctx_info = (struct cper_arm_ctx_info *)err_info;
-	max_ctx_type = ARRAY_SIZE(arm_reg_ctx_strs) - 1;
-	for (i = 0; i < proc->context_info_num; i++) {
-		int size = sizeof(*ctx_info) + ctx_info->size;
-
-		printk("%sContext info structure %d:\n", pfx, i);
-		if (len < size) {
-			printk("%ssection length is too small\n", newpfx);
-			printk("%sfirmware-generated error record is incorrect\n", pfx);
-			return;
-		}
-		if (ctx_info->type > max_ctx_type) {
-			printk("%sInvalid context type: %d (max: %d)\n",
-				newpfx, ctx_info->type, max_ctx_type);
-			return;
-		}
-		printk("%sregister context type: %s\n", newpfx,
-			arm_reg_ctx_strs[ctx_info->type]);
-		print_hex_dump(newpfx, "", DUMP_PREFIX_OFFSET, 16, 4,
-				(ctx_info + 1), ctx_info->size, 0);
-		len -= size;
-		ctx_info = (struct cper_arm_ctx_info *)((long)ctx_info + size);
-	}
-
-	if (len > 0) {
-		printk("%sVendor specific error info has %u bytes:\n", pfx,
-		       len);
-		print_hex_dump(newpfx, "", DUMP_PREFIX_OFFSET, 16, 4, ctx_info,
-				len, true);
-	}
-}
-#endif
-
 static const char * const mem_err_type_strs[] = {
 	"unknown",
 	"no error",