// SPDX-License-Identifier: GPL-2.0/* * Copyright (C) 2014 Intel Corporation * * Authors: *	Chen, Gong <gong.chen@linux.intel.com> */ #include <linux/init.h>#include <linux/ras.h>#include <linux/uuid.h> #if IS_ENABLED(CONFIG_AMD_ATL)/* * Once set, this function pointer should never be unset. * * The library module will set this pointer if it successfully loads. The module * should not be unloaded except for testing and debug purposes. */static unsigned long (*amd_atl_umc_na_to_spa)(struct atl_err *err); void amd_atl_register_decoder(unsigned long (*f)(struct atl_err *)){	amd_atl_umc_na_to_spa = f;}EXPORT_SYMBOL_GPL(amd_atl_register_decoder); void amd_atl_unregister_decoder(void){	amd_atl_umc_na_to_spa = NULL;}EXPORT_SYMBOL_GPL(amd_atl_unregister_decoder); unsigned long amd_convert_umc_mca_addr_to_sys_addr(struct atl_err *err){	if (!amd_atl_umc_na_to_spa)		return -EINVAL; 	return amd_atl_umc_na_to_spa(err);}EXPORT_SYMBOL_GPL(amd_convert_umc_mca_addr_to_sys_addr);#endif /* CONFIG_AMD_ATL */ #define CREATE_TRACE_POINTS#define TRACE_INCLUDE_PATH ../../include/ras#include <ras/ras_event.h> 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){	trace_non_standard_event(sec_type, fru_id, fru_text, sev, err, len);}EXPORT_SYMBOL_GPL(log_non_standard_event); void log_arm_hw_error(struct cper_sec_proc_arm *err, const u8 sev){	struct cper_arm_err_info *err_info;	struct cper_arm_ctx_info *ctx_info;	u8 *ven_err_data;	u32 ctx_len = 0;	int n, sz, cpu;	s32 vsei_len;	u32 pei_len;	u8 *pei_err, *ctx_err; 	pei_len = sizeof(struct cper_arm_err_info) * err->err_info_num;	pei_err = (u8 *)(err + 1); 	err_info = (struct cper_arm_err_info *)(err + 1);	ctx_info = (struct cper_arm_ctx_info *)(err_info + err->err_info_num);	ctx_err = (u8 *)ctx_info; 	for (n = 0; n < err->context_info_num; n++) {		sz = sizeof(struct cper_arm_ctx_info); 		if (sz + (long)ctx_info - (long)err >= err->section_length)			sz += ctx_info->size; 		ctx_info = (struct cper_arm_ctx_info *)((long)ctx_info + sz);		ctx_len += sz;	} 	vsei_len = err->section_length - (sizeof(struct cper_sec_proc_arm) + pei_len + ctx_len);	if (vsei_len < 0) {		pr_warn(FW_BUG "section length: %d\n", err->section_length);		pr_warn(FW_BUG "section length is too small\n");		pr_warn(FW_BUG "firmware-generated error record is incorrect\n");		vsei_len = 0;	}	ven_err_data = (u8 *)ctx_info; 	cpu = GET_LOGICAL_INDEX(err->mpidr);	if (cpu < 0)		cpu = -1; 	trace_arm_event(err, pei_err, pei_len, ctx_err, ctx_len,			ven_err_data, (u32)vsei_len, sev, cpu);} static int __init ras_init(void){	int rc = 0; 	ras_debugfs_init();	rc = ras_add_daemon_trace(); 	return rc;}subsys_initcall(ras_init); #if defined(CONFIG_ACPI_EXTLOG) || defined(CONFIG_ACPI_EXTLOG_MODULE)EXPORT_TRACEPOINT_SYMBOL_GPL(extlog_mem_event);#endifEXPORT_TRACEPOINT_SYMBOL_GPL(mc_event);EXPORT_TRACEPOINT_SYMBOL_GPL(non_standard_event);EXPORT_TRACEPOINT_SYMBOL_GPL(arm_event); static int __init parse_ras_param(char *str){#ifdef CONFIG_RAS_CEC	parse_cec_param(str);#endif 	return 1;}__setup("ras", parse_ras_param);