1*214a1542SLawrence Tang /**
2*214a1542SLawrence Tang  * Describes functions for converting PCI/PCI-X bus CPER sections from binary and JSON format
3*214a1542SLawrence Tang  * into an intermediate format.
4*214a1542SLawrence Tang  *
5*214a1542SLawrence Tang  * Author: Lawrence.Tang@arm.com
6*214a1542SLawrence Tang  **/
7*214a1542SLawrence Tang #include <stdio.h>
8*214a1542SLawrence Tang #include "json.h"
9*214a1542SLawrence Tang #include "../edk/Cper.h"
10*214a1542SLawrence Tang #include "../cper-utils.h"
11*214a1542SLawrence Tang #include "cper-section-pci-bus.h"
12*214a1542SLawrence Tang 
13*214a1542SLawrence Tang //Converts a single PCI/PCI-X bus CPER section into JSON IR.
14*214a1542SLawrence Tang json_object* cper_section_pci_bus_to_ir(void* section, EFI_ERROR_SECTION_DESCRIPTOR* descriptor)
15*214a1542SLawrence Tang {
16*214a1542SLawrence Tang     EFI_PCI_PCIX_BUS_ERROR_DATA* bus_error = (EFI_PCI_PCIX_BUS_ERROR_DATA*)section;
17*214a1542SLawrence Tang     json_object* section_ir = json_object_new_object();
18*214a1542SLawrence Tang 
19*214a1542SLawrence Tang     //Validation bits.
20*214a1542SLawrence Tang     json_object* validation = bitfield_to_ir(bus_error->ValidFields, 9, PCI_BUS_ERROR_VALID_BITFIELD_NAMES);
21*214a1542SLawrence Tang     json_object_object_add(section_ir, "validationBits", validation);
22*214a1542SLawrence Tang 
23*214a1542SLawrence Tang     //Error status.
24*214a1542SLawrence Tang     json_object* error_status = cper_generic_error_status_to_ir(&bus_error->ErrorStatus);
25*214a1542SLawrence Tang     json_object_object_add(section_ir, "errorStatus", error_status);
26*214a1542SLawrence Tang 
27*214a1542SLawrence Tang     //PCI bus error type.
28*214a1542SLawrence Tang     json_object* error_type = integer_to_readable_pair(bus_error->Type, 8,
29*214a1542SLawrence Tang         PCI_BUS_ERROR_TYPES_KEYS,
30*214a1542SLawrence Tang         PCI_BUS_ERROR_TYPES_VALUES,
31*214a1542SLawrence Tang         "Unknown (Reserved)");
32*214a1542SLawrence Tang     json_object_object_add(section_ir, "errorType", error_type);
33*214a1542SLawrence Tang 
34*214a1542SLawrence Tang     //Bus ID.
35*214a1542SLawrence Tang     json_object* bus_id = json_object_new_object();
36*214a1542SLawrence Tang     json_object_object_add(bus_id, "busNumber", json_object_new_int(bus_error->BusId & 0xFF));
37*214a1542SLawrence Tang     json_object_object_add(bus_id, "segmentNumber", json_object_new_int(bus_error->BusId >> 8));
38*214a1542SLawrence Tang     json_object_object_add(section_ir, "busID", bus_id);
39*214a1542SLawrence Tang 
40*214a1542SLawrence Tang     //Miscellaneous numeric fields.
41*214a1542SLawrence Tang     json_object_object_add(section_ir, "busAddress", json_object_new_uint64(bus_error->BusAddress));
42*214a1542SLawrence Tang     json_object_object_add(section_ir, "busData", json_object_new_uint64(bus_error->BusData));
43*214a1542SLawrence Tang     json_object_object_add(section_ir, "busCommandType", json_object_new_string(bus_error->BusCommand == 0 ? "PCI" : "PCI-X"));
44*214a1542SLawrence Tang     json_object_object_add(section_ir, "busRequestorID", json_object_new_uint64(bus_error->RequestorId));
45*214a1542SLawrence Tang     json_object_object_add(section_ir, "busCompleterID", json_object_new_uint64(bus_error->ResponderId));
46*214a1542SLawrence Tang     json_object_object_add(section_ir, "targetID", json_object_new_uint64(bus_error->TargetId));
47*214a1542SLawrence Tang 
48*214a1542SLawrence Tang     return section_ir;
49*214a1542SLawrence Tang }