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-rw-r--r--tests/qtest/erst-test.c164
-rw-r--r--tests/qtest/meson.build2
2 files changed, 166 insertions, 0 deletions
diff --git a/tests/qtest/erst-test.c b/tests/qtest/erst-test.c
new file mode 100644
index 0000000..c6a0ae4
--- /dev/null
+++ b/tests/qtest/erst-test.c
@@ -0,0 +1,164 @@
+/*
+ * 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 <glib/gstdio.h>
+#include "libqos/libqos-pc.h"
+#include "libqos/libqtest.h"
+#include "qemu-common.h"
+
+#include "hw/pci/pci.h"
+
+static void save_fn(QPCIDevice *dev, int devfn, void *data)
+{
+ QPCIDevice **pdev = (QPCIDevice **) data;
+
+ *pdev = dev;
+}
+
+static QPCIDevice *get_erst_device(QPCIBus *pcibus)
+{
+ QPCIDevice *dev;
+
+ dev = NULL;
+ qpci_device_foreach(pcibus,
+ PCI_VENDOR_ID_REDHAT,
+ PCI_DEVICE_ID_REDHAT_ACPI_ERST,
+ save_fn, &dev);
+ g_assert(dev != NULL);
+
+ return dev;
+}
+
+typedef struct _ERSTState {
+ QOSState *qs;
+ QPCIBar reg_bar, mem_bar;
+ uint64_t reg_barsize, mem_barsize;
+ QPCIDevice *dev;
+} ERSTState;
+
+#define ACTION 0
+#define VALUE 8
+
+static const char *reg2str(unsigned reg)
+{
+ switch (reg) {
+ case 0:
+ return "ACTION";
+ case 8:
+ return "VALUE";
+ default:
+ return NULL;
+ }
+}
+
+static inline uint32_t in_reg32(ERSTState *s, unsigned reg)
+{
+ const char *name = reg2str(reg);
+ uint32_t res;
+
+ res = qpci_io_readl(s->dev, s->reg_bar, reg);
+ g_test_message("*%s -> %08x", name, res);
+
+ return res;
+}
+
+static inline uint64_t in_reg64(ERSTState *s, unsigned reg)
+{
+ const char *name = reg2str(reg);
+ uint64_t res;
+
+ res = qpci_io_readq(s->dev, s->reg_bar, reg);
+ g_test_message("*%s -> %016llx", name, (unsigned long long)res);
+
+ return res;
+}
+
+static inline void out_reg32(ERSTState *s, unsigned reg, uint32_t v)
+{
+ const char *name = reg2str(reg);
+
+ g_test_message("%08x -> *%s", v, name);
+ qpci_io_writel(s->dev, s->reg_bar, reg, v);
+}
+
+static void cleanup_vm(ERSTState *s)
+{
+ g_free(s->dev);
+ qtest_shutdown(s->qs);
+}
+
+static void setup_vm_cmd(ERSTState *s, const char *cmd)
+{
+ const char *arch = qtest_get_arch();
+
+ if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
+ s->qs = qtest_pc_boot(cmd);
+ } else {
+ g_printerr("erst-test tests are only available on x86\n");
+ exit(EXIT_FAILURE);
+ }
+ s->dev = get_erst_device(s->qs->pcibus);
+
+ s->reg_bar = qpci_iomap(s->dev, 0, &s->reg_barsize);
+ g_assert_cmpuint(s->reg_barsize, ==, 16);
+
+ s->mem_bar = qpci_iomap(s->dev, 1, &s->mem_barsize);
+ g_assert_cmpuint(s->mem_barsize, ==, 0x2000);
+
+ qpci_device_enable(s->dev);
+}
+
+static void test_acpi_erst_basic(void)
+{
+ ERSTState state;
+ uint64_t log_address_range;
+ uint64_t log_address_length;
+ uint32_t log_address_attr;
+
+ setup_vm_cmd(&state,
+ "-object memory-backend-file,"
+ "mem-path=acpi-erst.XXXXXX,"
+ "size=64K,"
+ "share=on,"
+ "id=nvram "
+ "-device acpi-erst,"
+ "memdev=nvram");
+
+ out_reg32(&state, ACTION, 0xD);
+ log_address_range = in_reg64(&state, VALUE);
+ out_reg32(&state, ACTION, 0xE);
+ log_address_length = in_reg64(&state, VALUE);
+ out_reg32(&state, ACTION, 0xF);
+ log_address_attr = in_reg32(&state, VALUE);
+
+ /* Check log_address_range is not 0, ~0 or base */
+ g_assert_cmpuint(log_address_range, !=, 0ULL);
+ g_assert_cmpuint(log_address_range, !=, ~0ULL);
+ g_assert_cmpuint(log_address_range, !=, state.reg_bar.addr);
+ g_assert_cmpuint(log_address_range, ==, state.mem_bar.addr);
+
+ /* Check log_address_length is bar1_size */
+ g_assert_cmpuint(log_address_length, ==, state.mem_barsize);
+
+ /* Check log_address_attr is 0 */
+ g_assert_cmpuint(log_address_attr, ==, 0);
+
+ cleanup_vm(&state);
+}
+
+int main(int argc, char **argv)
+{
+ int ret;
+
+ g_test_init(&argc, &argv, NULL);
+ qtest_add_func("/acpi-erst/basic", test_acpi_erst_basic);
+ ret = g_test_run();
+ return ret;
+}
diff --git a/tests/qtest/meson.build b/tests/qtest/meson.build
index 842b1df..762f6ad 100644
--- a/tests/qtest/meson.build
+++ b/tests/qtest/meson.build
@@ -68,6 +68,7 @@ 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') ? ['erst-test'] : []) + \
(config_all_devices.has_key('CONFIG_VIRTIO_NET') and \
config_all_devices.has_key('CONFIG_Q35') and \
config_all_devices.has_key('CONFIG_VIRTIO_PCI') and \
@@ -278,6 +279,7 @@ 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'),
'ivshmem-test': [rt, '../../contrib/ivshmem-server/ivshmem-server.c'],
'migration-test': files('migration-helpers.c'),
'pxe-test': files('boot-sector.c'),