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acpi-utils.h (1901B)


      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 */