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[Qemu-devel] [PATCH v4 02/15] tests: acpi: make acpi_fetch_table() take
From: |
Igor Mammedov |
Subject: |
[Qemu-devel] [PATCH v4 02/15] tests: acpi: make acpi_fetch_table() take size of fetched table pointer |
Date: |
Thu, 2 May 2019 16:51:50 +0200 |
Currently acpi_fetch_table() assumes 32 bit size of table pointer
in ACPI tables. However X_foo variants are 64 bit, prepare
acpi_fetch_table() to handle both by adding an argument
for addr_ptr pointed entry size. Follow up commits will use that
to read XSDT and X_foo entries in ACPI tables.
Signed-off-by: Igor Mammedov <address@hidden>
---
tests/acpi-utils.h | 2 +-
tests/acpi-utils.c | 10 ++++++----
tests/bios-tables-test.c | 8 ++++----
tests/vmgenid-test.c | 4 ++--
4 files changed, 13 insertions(+), 11 deletions(-)
diff --git a/tests/acpi-utils.h b/tests/acpi-utils.h
index 4cd5553..92285b7 100644
--- a/tests/acpi-utils.h
+++ b/tests/acpi-utils.h
@@ -49,7 +49,7 @@ uint32_t acpi_find_rsdp_address(QTestState *qts);
uint64_t acpi_get_xsdt_address(uint8_t *rsdp_table);
void acpi_fetch_rsdp_table(QTestState *qts, uint32_t addr, uint8_t
*rsdp_table);
void acpi_fetch_table(QTestState *qts, uint8_t **aml, uint32_t *aml_len,
- const uint8_t *addr_ptr, const char *sig,
+ const uint8_t *addr_ptr, int addr_size, const char *sig,
bool verify_checksum);
#endif /* TEST_ACPI_UTILS_H */
diff --git a/tests/acpi-utils.c b/tests/acpi-utils.c
index 633d8f5..644c87b 100644
--- a/tests/acpi-utils.c
+++ b/tests/acpi-utils.c
@@ -91,13 +91,15 @@ void acpi_fetch_rsdp_table(QTestState *qts, uint32_t addr,
uint8_t *rsdp_table)
* actual one.
*/
void acpi_fetch_table(QTestState *qts, uint8_t **aml, uint32_t *aml_len,
- const uint8_t *addr_ptr, const char *sig,
+ const uint8_t *addr_ptr, int addr_size, const char *sig,
bool verify_checksum)
{
- uint32_t addr, len;
+ uint32_t len;
+ uint64_t addr = 0;
- memcpy(&addr, addr_ptr , sizeof(addr));
- addr = le32_to_cpu(addr);
+ g_assert(addr_size == 4 || addr_size == 8);
+ memcpy(&addr, addr_ptr , addr_size);
+ addr = le64_to_cpu(addr);
qtest_memread(qts, addr + 4, &len, 4); /* Length of ACPI table */
*aml_len = le32_to_cpu(len);
*aml = g_malloc0(*aml_len);
diff --git a/tests/bios-tables-test.c b/tests/bios-tables-test.c
index 6a678bf..86b592c 100644
--- a/tests/bios-tables-test.c
+++ b/tests/bios-tables-test.c
@@ -114,14 +114,14 @@ static void test_acpi_rsdt_table(test_data *data)
/* read RSDT table */
acpi_fetch_table(data->qts, &rsdt.aml, &rsdt.aml_len,
- &data->rsdp_table[16 /* RsdtAddress */], "RSDT", true);
+ &data->rsdp_table[16 /* RsdtAddress */], 4, "RSDT", true);
/* Load all tables and add to test list directly RSDT referenced tables */
ACPI_FOREACH_RSDT_ENTRY(rsdt.aml, rsdt.aml_len, ent, 4 /* Entry size */) {
AcpiSdtTable ssdt_table = {};
acpi_fetch_table(data->qts, &ssdt_table.aml, &ssdt_table.aml_len, ent,
- NULL, true);
+ 4, NULL, true);
/* Add table to ASL test tables list */
g_array_append_val(data->tables, ssdt_table);
}
@@ -139,11 +139,11 @@ static void test_acpi_fadt_table(test_data *data)
/* Since DSDT/FACS isn't in RSDT, add them to ASL test list manually */
acpi_fetch_table(data->qts, &table.aml, &table.aml_len,
- fadt_aml + 36 /* FIRMWARE_CTRL */, "FACS", false);
+ fadt_aml + 36 /* FIRMWARE_CTRL */, 4, "FACS", false);
g_array_append_val(data->tables, table);
acpi_fetch_table(data->qts, &table.aml, &table.aml_len,
- fadt_aml + 40 /* DSDT */, "DSDT", true);
+ fadt_aml + 40 /* DSDT */, 4, "DSDT", true);
g_array_append_val(data->tables, table);
memset(fadt_aml + 36, 0, 4); /* sanitize FIRMWARE_CTRL ptr */
diff --git a/tests/vmgenid-test.c b/tests/vmgenid-test.c
index f400184..85d8e64 100644
--- a/tests/vmgenid-test.c
+++ b/tests/vmgenid-test.c
@@ -42,12 +42,12 @@ static uint32_t acpi_find_vgia(QTestState *qts)
acpi_fetch_rsdp_table(qts, rsdp_offset, rsdp_table);
acpi_fetch_table(qts, &rsdt, &rsdt_len, &rsdp_table[16 /* RsdtAddress */],
- "RSDT", true);
+ 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, NULL, true);
+ acpi_fetch_table(qts, &table_aml, &table_length, ent, 4, NULL, true);
if (!memcmp(table_aml + 16 /* OEM Table ID */, "VMGENID", 7)) {
uint32_t vgia_val;
uint8_t *aml = &table_aml[36 /* AML byte-code start */];
--
2.7.4