1864c0da9SLawrence Tang /** 2864c0da9SLawrence Tang * Describes functions for converting CCIX PER log CPER sections from binary and JSON format 3864c0da9SLawrence Tang * into an intermediate format. 4864c0da9SLawrence Tang * 5864c0da9SLawrence Tang * Author: Lawrence.Tang@arm.com 6864c0da9SLawrence Tang **/ 7864c0da9SLawrence Tang #include <stdio.h> 8864c0da9SLawrence Tang #include "json.h" 9*2721739aSLawrence Tang #include "b64.h" 10864c0da9SLawrence Tang #include "../edk/Cper.h" 11864c0da9SLawrence Tang #include "../cper-utils.h" 12864c0da9SLawrence Tang #include "cper-section-ccix-per.h" 13864c0da9SLawrence Tang 14864c0da9SLawrence Tang //Converts a single CCIX PER log CPER section into JSON IR. 15864c0da9SLawrence Tang json_object* cper_section_ccix_per_to_ir(void* section, EFI_ERROR_SECTION_DESCRIPTOR* descriptor) 16864c0da9SLawrence Tang { 17864c0da9SLawrence Tang EFI_CCIX_PER_LOG_DATA* ccix_error = (EFI_CCIX_PER_LOG_DATA*)section; 18864c0da9SLawrence Tang json_object* section_ir = json_object_new_object(); 19864c0da9SLawrence Tang 20864c0da9SLawrence Tang //Length (bytes) for the entire structure. 21864c0da9SLawrence Tang json_object_object_add(section_ir, "length", json_object_new_uint64(ccix_error->Length)); 22864c0da9SLawrence Tang 23864c0da9SLawrence Tang //Validation bits. 24864c0da9SLawrence Tang json_object* validation = bitfield_to_ir(ccix_error->ValidBits, 3, CCIX_PER_ERROR_VALID_BITFIELD_NAMES); 25864c0da9SLawrence Tang json_object_object_add(section_ir, "validationBits", validation); 26864c0da9SLawrence Tang 27864c0da9SLawrence Tang //CCIX source/port IDs. 28864c0da9SLawrence Tang json_object_object_add(section_ir, "ccixSourceID", json_object_new_int(ccix_error->CcixSourceId)); 29864c0da9SLawrence Tang json_object_object_add(section_ir, "ccixPortID", json_object_new_int(ccix_error->CcixPortId)); 30864c0da9SLawrence Tang 31864c0da9SLawrence Tang //CCIX PER Log. 32*2721739aSLawrence Tang //This is formatted as described in Section 7.3.2 of CCIX Base Specification (Rev 1.0). 33*2721739aSLawrence Tang unsigned char* cur_pos = (unsigned char*)(ccix_error + 1); 34*2721739aSLawrence Tang int remaining_length = section - (void*)cur_pos + ccix_error->Length; 35*2721739aSLawrence Tang if (remaining_length > 0) 36*2721739aSLawrence Tang { 37*2721739aSLawrence Tang char* encoded = b64_encode(cur_pos, remaining_length); 38*2721739aSLawrence Tang json_object_object_add(section_ir, "ccixPERLog", json_object_new_string(encoded)); 39*2721739aSLawrence Tang free(encoded); 40*2721739aSLawrence Tang } 41864c0da9SLawrence Tang 42864c0da9SLawrence Tang return section_ir; 43864c0da9SLawrence Tang }