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/*
* Utilities for working with ACPI tables
*
* Copyright (c) 2013 Red Hat Inc.
*
* Authors:
* Michael S. Tsirkin <mst@redhat.com>,
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
#ifndef TEST_ACPI_UTILS_H
#define TEST_ACPI_UTILS_H
#include "hw/acpi/acpi-defs.h"
#include "libqtest.h"
/* DSDT and SSDTs format */
typedef struct {
union {
AcpiTableHeader *header;
uint8_t *aml; /* aml bytecode from guest */
};
uint32_t aml_len;
gchar *aml_file;
gchar *asl; /* asl code generated from aml */
gsize asl_len;
gchar *asl_file;
bool tmp_files_retain; /* do not delete the temp asl/aml */
} AcpiSdtTable;
#define ACPI_READ_FIELD(qts, field, addr) \
do { \
qtest_memread(qts, addr, &field, sizeof(field)); \
addr += sizeof(field); \
} while (0)
#define ACPI_READ_ARRAY_PTR(qts, arr, length, addr) \
do { \
int idx; \
for (idx = 0; idx < length; ++idx) { \
ACPI_READ_FIELD(qts, arr[idx], addr); \
} \
} while (0)
#define ACPI_READ_ARRAY(qts, arr, addr) \
ACPI_READ_ARRAY_PTR(qts, arr, sizeof(arr) / sizeof(arr[0]), addr)
#define ACPI_ASSERT_CMP(actual, expected) do { \
char ACPI_ASSERT_CMP_str[5] = {}; \
memcpy(ACPI_ASSERT_CMP_str, &actual, 4); \
g_assert_cmpstr(ACPI_ASSERT_CMP_str, ==, expected); \
} while (0)
#define ACPI_ASSERT_CMP64(actual, expected) do { \
char ACPI_ASSERT_CMP_str[9] = {}; \
memcpy(ACPI_ASSERT_CMP_str, &actual, 8); \
g_assert_cmpstr(ACPI_ASSERT_CMP_str, ==, expected); \
} while (0)
#define ACPI_FOREACH_RSDT_ENTRY(table, table_len, entry_ptr, entry_size) \
for (entry_ptr = table + 36 /* 1st Entry */; \
entry_ptr < table + table_len; \
entry_ptr += entry_size)
uint8_t acpi_calc_checksum(const uint8_t *data, int len);
uint32_t acpi_find_rsdp_address(QTestState *qts);
uint64_t acpi_get_xsdt_address(uint8_t *rsdp_table);
void acpi_parse_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,
bool verify_checksum);
#endif /* TEST_ACPI_UTILS_H */
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