acpi: add aml_word_bus_number(), aml_word_io(), aml_dword_memory(), aml_qword_memory() terms
Signed-off-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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2c6b94d84e
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6ece7053d6
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@ -704,3 +704,164 @@ Aml *aml_eisaid(const char *str)
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build_append_int_noprefix(var->buf, bswap32(id), sizeof(id));
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return var;
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}
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/* ACPI 1.0b: 6.4.3.5.5 Word Address Space Descriptor: bytes 3-5 */
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static Aml *aml_as_desc_header(AmlResourceType type, AmlMinFixed min_fixed,
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AmlMaxFixed max_fixed, AmlDecode dec,
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uint8_t type_flags)
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{
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uint8_t flags = max_fixed | min_fixed | dec;
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Aml *var = aml_alloc();
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build_append_byte(var->buf, type);
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build_append_byte(var->buf, flags);
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build_append_byte(var->buf, type_flags); /* Type Specific Flags */
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return var;
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}
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/* ACPI 1.0b: 6.4.3.5.5 Word Address Space Descriptor */
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static Aml *aml_word_as_desc(AmlResourceType type, AmlMinFixed min_fixed,
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AmlMaxFixed max_fixed, AmlDecode dec,
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uint16_t addr_gran, uint16_t addr_min,
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uint16_t addr_max, uint16_t addr_trans,
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uint16_t len, uint8_t type_flags)
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{
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Aml *var = aml_alloc();
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build_append_byte(var->buf, 0x88); /* Word Address Space Descriptor */
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/* minimum length since we do not encode optional fields */
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build_append_byte(var->buf, 0x0D);
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build_append_byte(var->buf, 0x0);
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aml_append(var,
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aml_as_desc_header(type, min_fixed, max_fixed, dec, type_flags));
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build_append_int_noprefix(var->buf, addr_gran, sizeof(addr_gran));
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build_append_int_noprefix(var->buf, addr_min, sizeof(addr_min));
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build_append_int_noprefix(var->buf, addr_max, sizeof(addr_max));
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build_append_int_noprefix(var->buf, addr_trans, sizeof(addr_trans));
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build_append_int_noprefix(var->buf, len, sizeof(len));
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return var;
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}
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/* ACPI 1.0b: 6.4.3.5.3 DWord Address Space Descriptor */
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static Aml *aml_dword_as_desc(AmlResourceType type, AmlMinFixed min_fixed,
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AmlMaxFixed max_fixed, AmlDecode dec,
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uint32_t addr_gran, uint32_t addr_min,
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uint32_t addr_max, uint32_t addr_trans,
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uint32_t len, uint8_t type_flags)
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{
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Aml *var = aml_alloc();
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build_append_byte(var->buf, 0x87); /* DWord Address Space Descriptor */
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/* minimum length since we do not encode optional fields */
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build_append_byte(var->buf, 23);
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build_append_byte(var->buf, 0x0);
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aml_append(var,
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aml_as_desc_header(type, min_fixed, max_fixed, dec, type_flags));
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build_append_int_noprefix(var->buf, addr_gran, sizeof(addr_gran));
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build_append_int_noprefix(var->buf, addr_min, sizeof(addr_min));
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build_append_int_noprefix(var->buf, addr_max, sizeof(addr_max));
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build_append_int_noprefix(var->buf, addr_trans, sizeof(addr_trans));
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build_append_int_noprefix(var->buf, len, sizeof(len));
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return var;
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}
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/* ACPI 1.0b: 6.4.3.5.1 QWord Address Space Descriptor */
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static Aml *aml_qword_as_desc(AmlResourceType type, AmlMinFixed min_fixed,
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AmlMaxFixed max_fixed, AmlDecode dec,
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uint64_t addr_gran, uint64_t addr_min,
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uint64_t addr_max, uint64_t addr_trans,
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uint64_t len, uint8_t type_flags)
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{
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Aml *var = aml_alloc();
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build_append_byte(var->buf, 0x8A); /* QWord Address Space Descriptor */
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/* minimum length since we do not encode optional fields */
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build_append_byte(var->buf, 0x2B);
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build_append_byte(var->buf, 0x0);
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aml_append(var,
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aml_as_desc_header(type, min_fixed, max_fixed, dec, type_flags));
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build_append_int_noprefix(var->buf, addr_gran, sizeof(addr_gran));
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build_append_int_noprefix(var->buf, addr_min, sizeof(addr_min));
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build_append_int_noprefix(var->buf, addr_max, sizeof(addr_max));
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build_append_int_noprefix(var->buf, addr_trans, sizeof(addr_trans));
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build_append_int_noprefix(var->buf, len, sizeof(len));
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return var;
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}
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/*
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* ACPI 1.0b: 6.4.3.5.6 ASL Macros for WORD Address Descriptor
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*
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* More verbose description at:
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* ACPI 5.0: 19.5.141 WordBusNumber (Word Bus Number Resource Descriptor Macro)
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*/
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Aml *aml_word_bus_number(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
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AmlDecode dec, uint16_t addr_gran,
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uint16_t addr_min, uint16_t addr_max,
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uint16_t addr_trans, uint16_t len)
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{
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return aml_word_as_desc(aml_bus_number_range, min_fixed, max_fixed, dec,
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addr_gran, addr_min, addr_max, addr_trans, len, 0);
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}
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/*
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* ACPI 1.0b: 6.4.3.5.6 ASL Macros for WORD Address Descriptor
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*
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* More verbose description at:
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* ACPI 5.0: 19.5.142 WordIO (Word IO Resource Descriptor Macro)
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*/
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Aml *aml_word_io(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
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AmlDecode dec, AmlISARanges isa_ranges,
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uint16_t addr_gran, uint16_t addr_min,
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uint16_t addr_max, uint16_t addr_trans,
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uint16_t len)
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{
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return aml_word_as_desc(aml_io_range, min_fixed, max_fixed, dec,
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addr_gran, addr_min, addr_max, addr_trans, len,
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isa_ranges);
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}
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/*
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* ACPI 1.0b: 6.4.3.5.4 ASL Macros for DWORD Address Space Descriptor
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*
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* More verbose description at:
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* ACPI 5.0: 19.5.34 DWordMemory (DWord Memory Resource Descriptor Macro)
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*/
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Aml *aml_dword_memory(AmlDecode dec, AmlMinFixed min_fixed,
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AmlMaxFixed max_fixed, AmlCacheble cacheable,
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AmlReadAndWrite read_and_write,
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uint32_t addr_gran, uint32_t addr_min,
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uint32_t addr_max, uint32_t addr_trans,
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uint32_t len)
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{
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uint8_t flags = read_and_write | (cacheable << 1);
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return aml_dword_as_desc(aml_memory_range, min_fixed, max_fixed,
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dec, addr_gran, addr_min, addr_max,
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addr_trans, len, flags);
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}
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/*
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* ACPI 1.0b: 6.4.3.5.2 ASL Macros for QWORD Address Space Descriptor
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*
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* More verbose description at:
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* ACPI 5.0: 19.5.102 QWordMemory (QWord Memory Resource Descriptor Macro)
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*/
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Aml *aml_qword_memory(AmlDecode dec, AmlMinFixed min_fixed,
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AmlMaxFixed max_fixed, AmlCacheble cacheable,
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AmlReadAndWrite read_and_write,
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uint64_t addr_gran, uint64_t addr_min,
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uint64_t addr_max, uint64_t addr_trans,
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uint64_t len)
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{
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uint8_t flags = read_and_write | (cacheable << 1);
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return aml_qword_as_desc(aml_memory_range, min_fixed, max_fixed,
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dec, addr_gran, addr_min, addr_max,
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addr_trans, len, flags);
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}
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@ -42,6 +42,57 @@ typedef enum {
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aml_system_io = 0x01,
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} AmlRegionSpace;
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typedef enum {
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aml_memory_range = 0,
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aml_io_range = 1,
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aml_bus_number_range = 2,
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} AmlResourceType;
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typedef enum {
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aml_sub_decode = 1 << 1,
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aml_pos_decode = 0
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} AmlDecode;
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typedef enum {
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aml_max_fixed = 1 << 3,
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aml_max_not_fixed = 0,
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} AmlMaxFixed;
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typedef enum {
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aml_min_fixed = 1 << 2,
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aml_min_not_fixed = 0
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} AmlMinFixed;
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/*
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* ACPI 1.0b: Table 6-26 I/O Resource Flag (Resource Type = 1) Definitions
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* _RNG field definition
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*/
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typedef enum {
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aml_isa_only = 1,
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aml_non_isa_only = 2,
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aml_entire_range = 3,
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} AmlISARanges;
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/*
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* ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions
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* _MEM field definition
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*/
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typedef enum {
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aml_non_cacheable = 0,
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aml_cacheable = 1,
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aml_write_combining = 2,
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aml_prefetchable = 3,
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} AmlCacheble;
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/*
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* ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions
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* _RW field definition
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*/
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typedef enum {
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aml_ReadOnly = 0,
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aml_ReadWrite = 1,
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} AmlReadAndWrite;
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/**
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* init_aml_allocator:
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*
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@ -103,6 +154,27 @@ Aml *aml_equal(Aml *arg1, Aml *arg2);
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Aml *aml_processor(uint8_t proc_id, uint32_t pblk_addr, uint8_t pblk_len,
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const char *name_format, ...) GCC_FMT_ATTR(4, 5);
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Aml *aml_eisaid(const char *str);
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Aml *aml_word_bus_number(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
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AmlDecode dec, uint16_t addr_gran,
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uint16_t addr_min, uint16_t addr_max,
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uint16_t addr_trans, uint16_t len);
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Aml *aml_word_io(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
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AmlDecode dec, AmlISARanges isa_ranges,
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uint16_t addr_gran, uint16_t addr_min,
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uint16_t addr_max, uint16_t addr_trans,
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uint16_t len);
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Aml *aml_dword_memory(AmlDecode dec, AmlMinFixed min_fixed,
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AmlMaxFixed max_fixed, AmlCacheble cacheable,
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AmlReadAndWrite read_and_write,
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uint32_t addr_gran, uint32_t addr_min,
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uint32_t addr_max, uint32_t addr_trans,
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uint32_t len);
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Aml *aml_qword_memory(AmlDecode dec, AmlMinFixed min_fixed,
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AmlMaxFixed max_fixed, AmlCacheble cacheable,
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AmlReadAndWrite read_and_write,
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uint64_t addr_gran, uint64_t addr_min,
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uint64_t addr_max, uint64_t addr_trans,
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uint64_t len);
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/* Block AML object primitives */
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Aml *aml_scope(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
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