[PATCH 2/3] acpi: mpst: add ACPI MPST test
Alex Hung
alex.hung at canonical.com
Fri Jul 29 12:43:30 UTC 2016
Signed-off-by: Alex Hung <alex.hung at canonical.com>
---
src/Makefile.am | 1 +
src/acpi/mpst/mpst.c | 227 +++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 228 insertions(+)
create mode 100644 src/acpi/mpst/mpst.c
diff --git a/src/Makefile.am b/src/Makefile.am
index 11c65b2..c3e3d03 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -70,6 +70,7 @@ fwts_SOURCES = main.c \
acpi/madt/madt.c \
acpi/mcfg/mcfg.c \
acpi/mchi/mchi.c \
+ acpi/mpst/mpst.c \
acpi/msct/msct.c \
acpi/msdm/msdm.c \
acpi/method/method.c \
diff --git a/src/acpi/mpst/mpst.c b/src/acpi/mpst/mpst.c
new file mode 100644
index 0000000..7ae224f
--- /dev/null
+++ b/src/acpi/mpst/mpst.c
@@ -0,0 +1,227 @@
+/*
+ * Copyright (C) 2016 Canonical
+ *
+ * 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"
+
+#if defined(FWTS_HAS_ACPI)
+
+#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 mpst_init(fwts_framework *fw)
+{
+ if (fwts_acpi_find_table(fw, "MPST", 0, &table) != FWTS_OK) {
+ fwts_log_error(fw, "Cannot load ACPI table");
+ return FWTS_ERROR;
+ }
+ if (table == NULL) {
+ fwts_log_error(fw, "ACPI MPST table does not exist, skipping test");
+ return FWTS_ERROR;
+ }
+
+ return FWTS_OK;
+}
+
+static int mpst_test1(fwts_framework *fw)
+{
+ fwts_acpi_table_mpst *mpst = (fwts_acpi_table_mpst*) table->data;
+ fwts_acpi_table_mpst_power_node_list *node_list;
+ fwts_acpi_table_mpst_power_char_list *char_list;
+ bool passed = true;
+ uint32_t reserved;
+ uint32_t node_offset;
+ uint16_t i, j;
+
+ reserved = (uint32_t) mpst->reserved[0] +
+ ((uint32_t) mpst->reserved[1] << 8) +
+ ((uint32_t) mpst->reserved[2] << 8);
+
+ fwts_log_info_verbatim(fw, "MPST Table:");
+ fwts_log_info_verbatim(fw, " Communication Channel ID: 0x%2.2" PRIx8, mpst->channel_id);
+ fwts_log_info_verbatim(fw, " Reserved: 0x%8.8" PRIx32, reserved);
+
+ if (reserved != 0) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_LOW,
+ "MPSTReservedNonZero",
+ "MPST reserved field must be zero, got "
+ "0x%8.8" PRIx32 " instead", reserved);
+ }
+
+ node_list = (fwts_acpi_table_mpst_power_node_list *) (table->data + sizeof(fwts_acpi_table_mpst));
+ fwts_log_info_verbatim(fw, " Memory Power Node Count: 0x%4.4" PRIx16, node_list->count);
+ fwts_log_info_verbatim(fw, " Reserved: 0x%4.4" PRIx16, node_list->reserved);
+
+ if (node_list->reserved != 0) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_LOW,
+ "MPSTReservedNonZero",
+ "MPST reserved field must be zero, got "
+ "0x%4.4" PRIx16 " instead", node_list->reserved);
+ }
+
+ node_offset = sizeof(fwts_acpi_table_mpst) + (sizeof(fwts_acpi_table_mpst_power_node_list));
+ for (i = 0; i < node_list->count; i++) {
+ fwts_acpi_table_mpst_power_node *power_node = (fwts_acpi_table_mpst_power_node *) (table->data + node_offset);
+ uint32_t node_length;
+
+ fwts_log_info_verbatim(fw, " MPST Power Node:");
+ fwts_log_info_verbatim(fw, " Flags: 0x%2.2" PRIx8, power_node->flags);
+ fwts_log_info_verbatim(fw, " Reserved: 0x%2.2" PRIx8, power_node->reserved);
+ fwts_log_info_verbatim(fw, " Memory Power Node Id: 0x%4.4" PRIx16, power_node->node_id);
+ fwts_log_info_verbatim(fw, " Power Node Length: 0x%8.8" PRIx32, power_node->length);
+ fwts_log_info_verbatim(fw, " Base Address: 0x%16.16" PRIx64, power_node->range_address);
+ fwts_log_info_verbatim(fw, " Memory Length: 0x%16.16" PRIx64, power_node->range_ength);
+ fwts_log_info_verbatim(fw, " Number of Power States: 0x%8.8" PRIx32, power_node->num_states);
+ fwts_log_info_verbatim(fw, " Number of Physical Components: 0x%8.8" PRIx32, power_node->num_components);
+
+ if (power_node->flags & ~0x7) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_HIGH,
+ "MPSTBadPowerNodeFlags",
+ "MPST Power Node Flags Bit 3..7 be zero, got "
+ "0x%2.2" PRIx8 " instead", power_node->flags);
+ }
+
+ if (power_node->reserved != 0) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_LOW,
+ "MPSTReservedNonZero",
+ "MPST reserved field must be zero, got "
+ "0x%2.2" PRIx8 " instead", power_node->reserved);
+ }
+
+ node_length = sizeof(fwts_acpi_table_mpst_power_node) +
+ sizeof(fwts_acpi_table_mpst_power_state) * power_node->num_states +
+ sizeof(fwts_acpi_table_mpst_component) * power_node->num_components;
+
+ if (power_node->length != node_length) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_HIGH,
+ "MPSTBadPowerNodeLength",
+ "MPST Power Node Length should be 0x%8.8" PRIx32 ", got "
+ "0x%8.8" PRIx32 " instead", node_length, power_node->length);
+ }
+
+ node_offset += sizeof(fwts_acpi_table_mpst_power_node);
+ for (j = 0; j < power_node->num_states; j++) {
+ fwts_acpi_table_mpst_power_state *state = (fwts_acpi_table_mpst_power_state *) (table->data + node_offset);
+ fwts_log_info_verbatim(fw, " Power State Value: 0x%2.2" PRIx8, state->value);
+ fwts_log_info_verbatim(fw, " Power State Information Index: 0x%2.2" PRIx8, state->info_index);
+ node_offset += sizeof(fwts_acpi_table_mpst_power_state);
+ }
+
+ for (j = 0; j < power_node->num_components; j++) {
+ fwts_acpi_table_mpst_component *component = (fwts_acpi_table_mpst_component *) (table->data + node_offset);
+ fwts_log_info_verbatim(fw, " Physical Component Id: 0x%2.2" PRIx8, component->id);
+ node_offset += sizeof(fwts_acpi_table_mpst_component);
+ }
+ }
+
+ char_list = (fwts_acpi_table_mpst_power_char_list *) (table->data + node_offset);
+ fwts_log_info_verbatim(fw, " Memory Characteristics Count: 0x%4.4" PRIx16, char_list->count);
+ fwts_log_info_verbatim(fw, " Reserved: 0x%4.4" PRIx16, char_list->reserved);
+
+ if (char_list->reserved != 0) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_LOW,
+ "MPSTReservedNonZero",
+ "MPST reserved field must be zero, got "
+ "0x%4.4" PRIx16 " instead", char_list->reserved);
+ }
+
+ node_offset += sizeof(fwts_acpi_table_mpst_power_char_list);
+ for (i = 0; i < char_list->count; i++) {
+ fwts_acpi_table_mpst_power_char *power_char = (fwts_acpi_table_mpst_power_char *) (table->data + node_offset);
+
+ fwts_log_info_verbatim(fw, " MPST Power Characteristics:");
+ fwts_log_info_verbatim(fw, " Power State Structure ID: 0x%2.2" PRIx8, power_char->structure_id);
+ fwts_log_info_verbatim(fw, " Flags: 0x%2.2" PRIx8, power_char->flags);
+ fwts_log_info_verbatim(fw, " Reserved: 0x%4.4" PRIx16, power_char->reserved1);
+ fwts_log_info_verbatim(fw, " Average Power Consumed: 0x%8.8" PRIx32, power_char->average_power);
+ fwts_log_info_verbatim(fw, " Relative Power Saving: 0x%8.8" PRIx32, power_char->power_saving);
+ fwts_log_info_verbatim(fw, " Exit Latency: 0x%16.16" PRIx64, power_char->exit_latency);
+ fwts_log_info_verbatim(fw, " Reserved: 0x%16.16" PRIx64, power_char->reserved2);
+
+ if ((power_char->structure_id & 0x3F) != 1) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_HIGH,
+ "MPSTBadPowerCharacteristicsID",
+ "MPST Power Characteristics ID must be 1, got "
+ "0x%2.2" PRIx8 " instead", power_char->structure_id & 0x3F);
+ }
+
+ if (((power_char->structure_id & 0xC0) >> 6) != 1) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_HIGH,
+ "MPSTBadPowerCharacteristicsRevision",
+ "MPST Power Characteristics Revision must be 1, got "
+ "0x%2.2" PRIx8 " instead", (power_char->structure_id & 0xC0) >> 6);
+ }
+
+ if (power_char->flags & ~0x7) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_HIGH,
+ "MPSTBadPowerCharacteristicsFlags",
+ "MPST Power Characteristics Flags Bit 3..7 be zero, got "
+ "0x%2.2" PRIx8 " instead", power_char->flags);
+ }
+
+ if (power_char->reserved1 != 0) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_LOW,
+ "MPSTReservedNonZero",
+ "MPST reserved field must be zero, got "
+ "0x%4.4" PRIx16 " instead", power_char->reserved1);
+ }
+
+ if (power_char->reserved2 != 0) {
+ passed = false;
+ fwts_failed(fw, LOG_LEVEL_LOW,
+ "MPSTReservedNonZero",
+ "MPST reserved field must be zero, got "
+ "0x%16.16" PRIx64 " instead", power_char->reserved2);
+ }
+
+ node_offset += sizeof(fwts_acpi_table_mpst_power_char);
+ }
+
+ fwts_log_nl(fw);
+
+ if (passed)
+ fwts_passed(fw, "No issues found in MPST table.");
+
+ return FWTS_OK;
+}
+
+static fwts_framework_minor_test mpst_tests[] = {
+ { mpst_test1, "Validate MPST table." },
+ { NULL, NULL }
+};
+
+static fwts_framework_ops mpst_ops = {
+ .description = "MPST Memory Power State Table test.",
+ .init = mpst_init,
+ .minor_tests = mpst_tests
+};
+
+FWTS_REGISTER("mpst", &mpst_ops, FWTS_TEST_ANYTIME, FWTS_FLAG_BATCH | FWTS_FLAG_TEST_ACPI)
+
+#endif
--
2.7.4
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