[PATCH][v2] tcpa: Add ACPI TCPA test
Alex Hung
alex.hung at canonical.com
Mon Jun 29 13:31:10 UTC 2015
Signed-off-by: Alex Hung <alex.hung at canonical.com>
---
src/Makefile.am | 1 +
src/acpi/tcpa/tcpa.c | 228 +++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 229 insertions(+)
create mode 100644 src/acpi/tcpa/tcpa.c
diff --git a/src/Makefile.am b/src/Makefile.am
index 0a85265..4a1794a 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -70,6 +70,7 @@ fwts_SOURCES = main.c \
acpi/slit/slit.c \
acpi/spcr/spcr.c \
acpi/spmi/spmi.c \
+ acpi/tcpa/tcpa.c \
acpi/srat/srat.c \
acpi/syntaxcheck/syntaxcheck.c \
acpi/wakealarm/wakealarm.c \
diff --git a/src/acpi/tcpa/tcpa.c b/src/acpi/tcpa/tcpa.c
new file mode 100644
index 0000000..bc801f0
--- /dev/null
+++ b/src/acpi/tcpa/tcpa.c
@@ -0,0 +1,228 @@
+/*
+ * Copyright (C) 2010-2015 Canonical
+ *
+ * Portions of this code original from the Linux-ready Firmware Developer Kit
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+#include "fwts.h"
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <inttypes.h>
+#include <stdbool.h>
+
+static fwts_acpi_table_info *table;
+
+static int tcpa_init(fwts_framework *fw)
+{
+ if (fwts_acpi_find_table(fw, "TCPA", 0, &table) != FWTS_OK) {
+ fwts_log_error(fw, "Cannot load ACPI table");
+ return FWTS_ERROR;
+ }
+ if (table == NULL) {
+ fwts_log_error(fw, "ACPI TCPA table does not exist, skipping test");
+ return FWTS_ERROR;
+ }
+
+ return FWTS_OK;
+}
+
+static int tcpa_client_test(fwts_framework *fw, fwts_acpi_table_tcpa *tcpa)
+{
+ bool passed = true;
+
+ if (tcpa->header.length != 50) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_HIGH,
+ "TCPABadSize",
+ "TCPA size is incorrect, expecting 0x32 bytes, "
+ "instead got 0x%8.8" PRIx32 " bytes",
+ tcpa->header.length);
+ }
+
+ if (tcpa->header.revision != 2) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_HIGH,
+ "TCPABadRevision",
+ "TCPA revision is incorrect, expecting 0x02, "
+ "instead got 0x%2.2" PRIx8,
+ tcpa->header.revision);
+ }
+
+ fwts_log_info_verbatum(fw, "TCPA Table:");
+ fwts_log_info_verbatum(fw, " Platform Class: 0x%4.4" PRIx16, tcpa->platform_class);
+ fwts_log_info_verbatum(fw, " Log Area Minimum Length: 0x%8.8" PRIx32, tcpa->client.log_zone_length);
+ fwts_log_info_verbatum(fw, " Log Area Start Address: 0x%16.16" PRIx64, tcpa->client.log_zone_addr);
+
+ return passed;
+}
+
+static int tcpa_server_test(fwts_framework *fw, fwts_acpi_table_tcpa *tcpa)
+{
+ bool passed = true;
+ uint32_t reserved2;
+
+ if (tcpa->header.length != 100) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_HIGH,
+ "TCPABadSize",
+ "TCPA size is incorrect, expecting 0x64 bytes, "
+ "instead got 0x%8.8" PRIx32 " bytes",
+ tcpa->header.length);
+ }
+
+ if (tcpa->header.revision != 2) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_HIGH,
+ "TCPABadRevision",
+ "TCPA revision is incorrect, expecting 0x02, "
+ "instead got 0x%2.2" PRIx8,
+ tcpa->header.revision);
+ }
+
+ reserved2 = tcpa->server.reserved2[0] + (tcpa->server.reserved2[1] << 4) + (tcpa->server.reserved2[2] << 8);
+
+ fwts_log_info_verbatum(fw, "TCPA Table:");
+ fwts_log_info_verbatum(fw, " Platform Class: 0x%4.4" PRIx16, tcpa->platform_class);
+ fwts_log_info_verbatum(fw, " Reserved: 0x%4.4" PRIx16, tcpa->server.reserved);
+ fwts_log_info_verbatum(fw, " Log Area Minimum Length: 0x%16.16" PRIx64, tcpa->server.log_zone_length);
+ fwts_log_info_verbatum(fw, " Log Area Start Address: 0x%16.16" PRIx64, tcpa->server.log_zone_addr);
+ fwts_log_info_verbatum(fw, " Specification Revision: 0x%4.4" PRIx16, tcpa->server.spec_revision);
+ fwts_log_info_verbatum(fw, " Device Flags: 0x%2.2" PRIx16, tcpa->server.device_flag);
+ fwts_log_info_verbatum(fw, " Interrupt Flags: 0x%2.2" PRIx16, tcpa->server.interrupt_flag);
+ fwts_log_info_verbatum(fw, " GPE: 0x%2.2" PRIx16, tcpa->server.gpe);
+ fwts_log_info_verbatum(fw, " Reserved: 0x%8.8" PRIx32, reserved2);
+ fwts_log_info_verbatum(fw, " Global System Interrupt: 0x%8.8" PRIx32, tcpa->server.global_sys_interrupt);
+ fwts_log_info_verbatum(fw, " Base Address:");
+ fwts_log_info_verbatum(fw, " Address Space ID: 0x%2.2" PRIx8, tcpa->server.base_addr.address_space_id);
+ fwts_log_info_verbatum(fw, " Register Bit Width 0x%2.2" PRIx8, tcpa->server.base_addr.register_bit_width);
+ fwts_log_info_verbatum(fw, " Register Bit Offset 0x%2.2" PRIx8, tcpa->server.base_addr.register_bit_offset);
+ fwts_log_info_verbatum(fw, " Access Size 0x%2.2" PRIx8, tcpa->server.base_addr.access_width);
+ fwts_log_info_verbatum(fw, " Address 0x%16.16" PRIx64, tcpa->server.base_addr.address);
+ fwts_log_info_verbatum(fw, " Reserved: 0x%8.8" PRIx32, tcpa->server.reserved3);
+ fwts_log_info_verbatum(fw, " Configuration Address:");
+ fwts_log_info_verbatum(fw, " Address Space ID: 0x%2.2" PRIx8, tcpa->server.config_addr.address_space_id);
+ fwts_log_info_verbatum(fw, " Register Bit Width 0x%2.2" PRIx8, tcpa->server.config_addr.register_bit_width);
+ fwts_log_info_verbatum(fw, " Register Bit Offset 0x%2.2" PRIx8, tcpa->server.config_addr.register_bit_offset);
+ fwts_log_info_verbatum(fw, " Access Size 0x%2.2" PRIx8, tcpa->server.config_addr.access_width);
+ fwts_log_info_verbatum(fw, " Address 0x%16.16" PRIx64, tcpa->server.config_addr.address);
+ fwts_log_info_verbatum(fw, " PCI Segment Group: 0x%2.2" PRIx8, tcpa->server.pci_seg_number);
+ fwts_log_info_verbatum(fw, " PCI Bus: 0x%2.2" PRIx8, tcpa->server.pci_bus_number);
+ fwts_log_info_verbatum(fw, " PCI Device: 0x%2.2" PRIx8, tcpa->server.pci_dev_number);
+ fwts_log_info_verbatum(fw, " PCI Function: 0x%2.2" PRIx8, tcpa->server.pci_func_number);
+
+ if (tcpa->server.reserved != 0) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_LOW,
+ "TCPAReservedNonZero",
+ "TCPA first reserved field must be zero, got "
+ "0x%2.2" PRIx8 " instead", tcpa->server.reserved);
+ }
+
+ if (reserved2 != 0) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_LOW,
+ "TCPAReservedNonZero",
+ "TCPA second reserved field must be zero, got "
+ "0x%2.2" PRIx8 " instead", reserved2);
+ }
+
+ if (tcpa->server.reserved3 != 0) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_LOW,
+ "TCPAReservedNonZero",
+ "TCPA third reserved field must be zero, got "
+ "0x%2.2" PRIx8 " instead", tcpa->server.reserved3);
+ }
+
+ if (tcpa->server.device_flag & 1) {
+ if (!(tcpa->server.interrupt_flag & 2)) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_HIGH,
+ "TCPABadInterruptPolarity",
+ "TCPA interrupt Polarity should be one, got zero");
+ }
+
+ if (tcpa->server.interrupt_flag & 1) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_HIGH,
+ "TCPABadInterruptMode",
+ "TCPA interrupt mode should be zero, got one");
+ }
+ }
+
+ if (tcpa->server.base_addr.address_space_id != FWTS_GAS_ADDR_SPACE_ID_SYSTEM_MEMORY &&
+ tcpa->server.base_addr.address_space_id != FWTS_GAS_ADDR_SPACE_ID_SYSTEM_IO) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_HIGH,
+ "TCPABadAddressID",
+ "TCPA base address ID must be 1 or zero, got "
+ "0x%2.2" PRIx8 " instead", tcpa->server.base_addr.address_space_id);
+ }
+
+ if (tcpa->server.config_addr.address_space_id != FWTS_GAS_ADDR_SPACE_ID_SYSTEM_MEMORY &&
+ tcpa->server.config_addr.address_space_id != FWTS_GAS_ADDR_SPACE_ID_SYSTEM_IO) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_HIGH,
+ "TCPABadAddressID",
+ "TCPA configuration address ID must be 1 or zero, got "
+ "0x%2.2" PRIx8 " instead", tcpa->server.config_addr.address_space_id);
+ }
+
+ return passed;
+}
+
+/*
+ * TCPA table
+ * available @ https://www.trustedcomputinggroup.org/files/static_page_files/5DB17390-1A4B-B294-D029166C91F3512B/TCG_D-RTM_Architecture_v1%200_Published_06172013.pdf
+ */
+static int tcpa_test1(fwts_framework *fw)
+{
+ fwts_acpi_table_tcpa *tcpa = (fwts_acpi_table_tcpa*)table->data;
+ bool passed = true;
+
+ switch (tcpa->platform_class) {
+ case 0:
+ passed = tcpa_client_test(fw, tcpa);
+ break;
+ case 1:
+ passed = tcpa_server_test(fw, tcpa);
+ break;
+ default:
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_HIGH,
+ "TCPABadPlatformClass",
+ "TCPA's platform class must be zero or one, got 0x%" PRIx16,
+ tcpa->platform_class);
+ break;
+ }
+
+ if (passed)
+ fwts_passed(fw, "No issues found in TCPA table.");
+
+ return FWTS_OK;
+}
+
+static fwts_framework_minor_test tcpa_tests[] = {
+ { tcpa_test1, "Validate TCPA table." },
+ { NULL, NULL }
+};
+
+static fwts_framework_ops tcpa_ops = {
+ .description = "Trusted Computing Platform Alliance Capabilities Table test.",
+ .init = tcpa_init,
+ .minor_tests = tcpa_tests
+};
+
+FWTS_REGISTER("tcpa", &tcpa_ops, FWTS_TEST_ANYTIME, FWTS_FLAG_BATCH | FWTS_FLAG_TEST_ACPI)
--
2.1.4
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