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  • Committer: Phil Dennis-Jordan
  • Date: 2017-07-21 08:03:43 UTC
  • mfrom: (1.1.1)
  • Revision ID: phil@philjordan.eu-20170721080343-2yr2vdj7713czahv
New upstream release 2.9.0.

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tests/acpi-utils.h
 
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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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} 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 */