tests/acpi-utils.h

   1 /*
   2  * Utilities for working with ACPI tables
   3  *
   4  * Copyright (c) 2013 Red Hat Inc.
   5  *
   6  * Authors:
   7  *  Michael S. Tsirkin <mst@redhat.com>,
   8  *
   9  * This work is licensed under the terms of the GNU GPL, version 2 or later.
  10  * See the COPYING file in the top-level directory.
  11  */
  12
  13 #ifndef TEST_ACPI_UTILS_H
  14 #define TEST_ACPI_UTILS_H
  15
  16 #include "libqtest.h"
  17
  18 /* DSDT and SSDTs format */
  19 typedef struct {
  20     uint8_t *aml;            /* aml bytecode from guest */
  21     uint32_t aml_len;
  22     gchar *aml_file;
  23     gchar *asl;            /* asl code generated from aml */
  24     gsize asl_len;
  25     gchar *asl_file;
  26     bool tmp_files_retain;   /* do not delete the temp asl/aml */
  27 } AcpiSdtTable;
  28
  29 #define ACPI_ASSERT_CMP(actual, expected) do { \
  30     char ACPI_ASSERT_CMP_str[5] = {}; \
  31     memcpy(ACPI_ASSERT_CMP_str, &actual, 4); \
  32     g_assert_cmpstr(ACPI_ASSERT_CMP_str, ==, expected); \
  33 } while (0)
  34
  35 #define ACPI_ASSERT_CMP64(actual, expected) do { \
  36     char ACPI_ASSERT_CMP_str[9] = {}; \
  37     memcpy(ACPI_ASSERT_CMP_str, &actual, 8); \
  38     g_assert_cmpstr(ACPI_ASSERT_CMP_str, ==, expected); \
  39 } while (0)
  40
  41
  42 #define ACPI_FOREACH_RSDT_ENTRY(table, table_len, entry_ptr, entry_size) \
  43     for (entry_ptr = table + 36 /* 1st Entry */;                         \
  44          entry_ptr < table + table_len;                                  \
  45          entry_ptr += entry_size)
  46
  47 uint8_t acpi_calc_checksum(const uint8_t *data, int len);
  48 uint32_t acpi_find_rsdp_address(QTestState *qts);
  49 uint64_t acpi_find_rsdp_address_uefi(QTestState *qts, uint64_t start,
  50                                      uint64_t size);
  51 void acpi_fetch_rsdp_table(QTestState *qts, uint64_t addr, uint8_t *rsdp_table);
  52 void acpi_fetch_table(QTestState *qts, uint8_t **aml, uint32_t *aml_len,
  53                       const uint8_t *addr_ptr, int addr_size, const char *sig,
  54                       bool verify_checksum);
  55
  56 #endif /* TEST_ACPI_UTILS_H */