88 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			88 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
 | |
|  * 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 {
 | |
|     AcpiTableHeader header;
 | |
|     gchar *aml;            /* aml bytecode from guest */
 | |
|     gsize 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(field, addr)            \
 | |
|     do {                                        \
 | |
|         memread(addr, &field, sizeof(field));   \
 | |
|         addr += sizeof(field);                  \
 | |
|     } while (0)
 | |
| 
 | |
| #define ACPI_READ_ARRAY_PTR(arr, length, addr)  \
 | |
|     do {                                        \
 | |
|         int idx;                                \
 | |
|         for (idx = 0; idx < length; ++idx) {    \
 | |
|             ACPI_READ_FIELD(arr[idx], addr);    \
 | |
|         }                                       \
 | |
|     } while (0)
 | |
| 
 | |
| #define ACPI_READ_ARRAY(arr, addr)                               \
 | |
|     ACPI_READ_ARRAY_PTR(arr, sizeof(arr) / sizeof(arr[0]), addr)
 | |
| 
 | |
| #define ACPI_READ_TABLE_HEADER(table, addr)                      \
 | |
|     do {                                                         \
 | |
|         ACPI_READ_FIELD((table)->signature, addr);               \
 | |
|         ACPI_READ_FIELD((table)->length, addr);                  \
 | |
|         ACPI_READ_FIELD((table)->revision, addr);                \
 | |
|         ACPI_READ_FIELD((table)->checksum, addr);                \
 | |
|         ACPI_READ_ARRAY((table)->oem_id, addr);                  \
 | |
|         ACPI_READ_ARRAY((table)->oem_table_id, addr);            \
 | |
|         ACPI_READ_FIELD((table)->oem_revision, addr);            \
 | |
|         ACPI_READ_ARRAY((table)->asl_compiler_id, addr);         \
 | |
|         ACPI_READ_FIELD((table)->asl_compiler_revision, addr);   \
 | |
|     } while (0)
 | |
| 
 | |
| #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_READ_GENERIC_ADDRESS(field, addr)       \
 | |
|     do {                                             \
 | |
|         ACPI_READ_FIELD((field).space_id, addr);     \
 | |
|         ACPI_READ_FIELD((field).bit_width, addr);    \
 | |
|         ACPI_READ_FIELD((field).bit_offset, addr);   \
 | |
|         ACPI_READ_FIELD((field).access_width, addr); \
 | |
|         ACPI_READ_FIELD((field).address, addr);      \
 | |
|     } while (0)
 | |
| 
 | |
| 
 | |
| uint8_t acpi_calc_checksum(const uint8_t *data, int len);
 | |
| uint32_t acpi_find_rsdp_address(void);
 | |
| void acpi_parse_rsdp_table(uint32_t addr, AcpiRsdpDescriptor *rsdp_table);
 | |
| 
 | |
| #endif  /* TEST_ACPI_UTILS_H */
 |