95 lines
3.6 KiB
C
95 lines
3.6 KiB
C
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/*
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* Utilities for working with ACPI tables
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*
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* Copyright (c) 2013 Red Hat Inc.
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*
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* Authors:
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* Michael S. Tsirkin <mst@redhat.com>,
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#ifndef TEST_ACPI_UTILS_H
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#define TEST_ACPI_UTILS_H
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#include "hw/acpi/acpi-defs.h"
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#include "libqtest.h"
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/* DSDT and SSDTs format */
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typedef struct {
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AcpiTableHeader header;
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gchar *aml; /* aml bytecode from guest */
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gsize aml_len;
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gchar *aml_file;
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gchar *asl; /* asl code generated from aml */
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gsize asl_len;
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gchar *asl_file;
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bool tmp_files_retain; /* do not delete the temp asl/aml */
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} QEMU_PACKED AcpiSdtTable;
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#define ACPI_READ_FIELD(field, addr) \
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do { \
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switch (sizeof(field)) { \
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case 1: \
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field = readb(addr); \
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break; \
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case 2: \
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field = readw(addr); \
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break; \
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case 4: \
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field = readl(addr); \
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break; \
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case 8: \
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field = readq(addr); \
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break; \
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default: \
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g_assert(false); \
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} \
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addr += sizeof(field); \
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} while (0);
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#define ACPI_READ_ARRAY_PTR(arr, length, addr) \
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do { \
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int idx; \
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for (idx = 0; idx < length; ++idx) { \
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ACPI_READ_FIELD(arr[idx], addr); \
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} \
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} while (0);
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#define ACPI_READ_ARRAY(arr, addr) \
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ACPI_READ_ARRAY_PTR(arr, sizeof(arr) / sizeof(arr[0]), addr)
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#define ACPI_READ_TABLE_HEADER(table, addr) \
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do { \
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ACPI_READ_FIELD((table)->signature, addr); \
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ACPI_READ_FIELD((table)->length, addr); \
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ACPI_READ_FIELD((table)->revision, addr); \
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ACPI_READ_FIELD((table)->checksum, addr); \
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ACPI_READ_ARRAY((table)->oem_id, addr); \
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ACPI_READ_ARRAY((table)->oem_table_id, addr); \
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ACPI_READ_FIELD((table)->oem_revision, addr); \
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ACPI_READ_ARRAY((table)->asl_compiler_id, addr); \
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ACPI_READ_FIELD((table)->asl_compiler_revision, addr); \
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} while (0);
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#define ACPI_ASSERT_CMP(actual, expected) do { \
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uint32_t ACPI_ASSERT_CMP_le = cpu_to_le32(actual); \
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char ACPI_ASSERT_CMP_str[5] = {}; \
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memcpy(ACPI_ASSERT_CMP_str, &ACPI_ASSERT_CMP_le, 4); \
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g_assert_cmpstr(ACPI_ASSERT_CMP_str, ==, expected); \
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} while (0)
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#define ACPI_ASSERT_CMP64(actual, expected) do { \
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uint64_t ACPI_ASSERT_CMP_le = cpu_to_le64(actual); \
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char ACPI_ASSERT_CMP_str[9] = {}; \
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memcpy(ACPI_ASSERT_CMP_str, &ACPI_ASSERT_CMP_le, 8); \
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g_assert_cmpstr(ACPI_ASSERT_CMP_str, ==, expected); \
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} while (0)
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uint8_t acpi_calc_checksum(const uint8_t *data, int len);
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uint32_t acpi_find_rsdp_address(void);
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void acpi_parse_rsdp_table(uint32_t addr, AcpiRsdpDescriptor *rsdp_table);
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#endif /* TEST_ACPI_UTILS_H */
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