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[PATCH v4 5/6] ACPI ERST: qtest for ERST
From: |
Eric DeVolder |
Subject: |
[PATCH v4 5/6] ACPI ERST: qtest for ERST |
Date: |
Fri, 11 Jun 2021 14:31:22 -0400 |
This change provides a qtest that locates and then does a simple
interrogation of the ERST feature within the guest.
Signed-off-by: Eric DeVolder <eric.devolder@oracle.com>
---
tests/qtest/erst-test.c | 109 ++++++++++++++++++++++++++++++++++++++++++++++++
tests/qtest/meson.build | 2 +
2 files changed, 111 insertions(+)
create mode 100644 tests/qtest/erst-test.c
diff --git a/tests/qtest/erst-test.c b/tests/qtest/erst-test.c
new file mode 100644
index 0000000..7d97d62
--- /dev/null
+++ b/tests/qtest/erst-test.c
@@ -0,0 +1,109 @@
+/*
+ * QTest testcase for ACPI ERST
+ *
+ * Copyright (c) 2021 Oracle
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/bitmap.h"
+#include "qemu/uuid.h"
+#include "hw/acpi/acpi-defs.h"
+#include "boot-sector.h"
+#include "acpi-utils.h"
+#include "libqos/libqtest.h"
+#include "qapi/qmp/qdict.h"
+
+#define RSDP_ADDR_INVALID 0x100000 /* RSDP must be below this address */
+
+static uint64_t acpi_find_erst(QTestState *qts)
+{
+ uint32_t rsdp_offset;
+ uint8_t rsdp_table[36 /* ACPI 2.0+ RSDP size */];
+ uint32_t rsdt_len, table_length;
+ uint8_t *rsdt, *ent;
+ uint64_t base = 0;
+
+ /* Wait for guest firmware to finish and start the payload. */
+ boot_sector_test(qts);
+
+ /* Tables should be initialized now. */
+ rsdp_offset = acpi_find_rsdp_address(qts);
+
+ g_assert_cmphex(rsdp_offset, <, RSDP_ADDR_INVALID);
+
+ acpi_fetch_rsdp_table(qts, rsdp_offset, rsdp_table);
+ acpi_fetch_table(qts, &rsdt, &rsdt_len, &rsdp_table[16 /* RsdtAddress */],
+ 4, "RSDT", true);
+
+ ACPI_FOREACH_RSDT_ENTRY(rsdt, rsdt_len, ent, 4 /* Entry size */) {
+ uint8_t *table_aml;
+ acpi_fetch_table(qts, &table_aml, &table_length, ent, 4, NULL, true);
+ if (!memcmp(table_aml + 0 /* Header Signature */, "ERST", 4)) {
+ /*
+ * Picking up ERST base address from the Register Region
+ * specified as part of the first Serialization Instruction
+ * Action (which is a Begin Write Operation).
+ */
+ memcpy(&base, &table_aml[56], sizeof(base));
+ g_free(table_aml);
+ break;
+ }
+ g_free(table_aml);
+ }
+ g_free(rsdt);
+ return base;
+}
+
+static char disk[] = "tests/erst-test-disk-XXXXXX";
+
+#define ERST_CMD() \
+ "-accel kvm -accel tcg " \
+ "-object memory-backend-file," \
+ "id=erstram,mem-path=tests/acpi-erst-XXXXXX,size=0x10000,share=on " \
+ "-device acpi-erst,memdev=erstram,bus=pci.0 " \
+ "-drive id=hd0,if=none,file=%s,format=raw " \
+ "-device ide-hd,drive=hd0 ", disk
+
+static void erst_get_error_log_address_range(void)
+{
+ QTestState *qts;
+ uint64_t log_address_range = 0;
+
+ qts = qtest_initf(ERST_CMD());
+
+ uint64_t base = acpi_find_erst(qts);
+ g_assert(base != 0);
+
+ /* Issue GET_ERROR_LOG_ADDRESS_RANGE command */
+ qtest_writel(qts, base + 0, 0xD);
+ /* Read GET_ERROR_LOG_ADDRESS_RANGE result */
+ log_address_range = qtest_readq(qts, base + 8);\
+
+ /* Check addr_range is offset of base */
+ g_assert((base + 16) == log_address_range);
+
+ qtest_quit(qts);
+}
+
+int main(int argc, char **argv)
+{
+ int ret;
+
+ ret = boot_sector_init(disk);
+ if (ret) {
+ return ret;
+ }
+
+ g_test_init(&argc, &argv, NULL);
+
+ qtest_add_func("/erst/get-error-log-address-range",
+ erst_get_error_log_address_range);
+
+ ret = g_test_run();
+ boot_sector_cleanup(disk);
+
+ return ret;
+}
diff --git a/tests/qtest/meson.build b/tests/qtest/meson.build
index 0c76738..deae443 100644
--- a/tests/qtest/meson.build
+++ b/tests/qtest/meson.build
@@ -66,6 +66,7 @@ qtests_i386 = \
(config_all_devices.has_key('CONFIG_RTL8139_PCI') ? ['rtl8139-test'] : []) +
\
(config_all_devices.has_key('CONFIG_E1000E_PCI_EXPRESS') ?
['fuzz-e1000e-test'] : []) + \
(config_all_devices.has_key('CONFIG_ESP_PCI') ? ['am53c974-test'] : []) +
\
+ (config_all_devices.has_key('CONFIG_ACPI') ? ['erst-test'] : []) +
\
qtests_pci +
\
['fdc-test',
'ide-test',
@@ -237,6 +238,7 @@ qtests = {
'bios-tables-test': [io, 'boot-sector.c', 'acpi-utils.c', 'tpm-emu.c'],
'cdrom-test': files('boot-sector.c'),
'dbus-vmstate-test': files('migration-helpers.c') + dbus_vmstate1,
+ 'erst-test': files('erst-test.c', 'boot-sector.c', 'acpi-utils.c'),
'ivshmem-test': [rt, '../../contrib/ivshmem-server/ivshmem-server.c'],
'migration-test': files('migration-helpers.c'),
'pxe-test': files('boot-sector.c'),
--
1.8.3.1
- [PATCH v4 0/6] acpi: Error Record Serialization Table, ERST, support for QEMU, Eric DeVolder, 2021/06/11
- [PATCH v4 2/6] ACPI ERST: header file for ERST, Eric DeVolder, 2021/06/11
- [PATCH v4 1/6] ACPI ERST: bios-tables-test.c steps 1 and 2, Eric DeVolder, 2021/06/11
- [PATCH v4 4/6] ACPI ERST: create ACPI ERST table for pc/x86 machines., Eric DeVolder, 2021/06/11
- [PATCH v4 3/6] ACPI ERST: support for ACPI ERST feature, Eric DeVolder, 2021/06/11
- [PATCH v4 6/6] ACPI ERST: step 6 of bios-tables-test.c, Eric DeVolder, 2021/06/11
- [PATCH v4 5/6] ACPI ERST: qtest for ERST,
Eric DeVolder <=
- Re: [PATCH v4 0/6] acpi: Error Record Serialization Table, ERST, support for QEMU, Igor Mammedov, 2021/06/22