struct asl_resource_node *next;
};
+/* Macros used to generate AML resource length fields */
+
+#define ACPI_AML_SIZE_LARGE(r) (sizeof (r) - sizeof (struct aml_resource_large_header))
+#define ACPI_AML_SIZE_SMALL(r) (sizeof (r) - sizeof (struct aml_resource_small_header))
+
/*
* Resource descriptors defined in the ACPI specification.
*
* Packing/alignment must be BYTE because these descriptors
- * are used to overlay the AML byte stream.
+ * are used to overlay the raw AML byte stream.
*/
#pragma pack(1)
-struct asl_irq_format_desc {
- u8 descriptor_type;
- u16 irq_mask;
+/*
+ * SMALL descriptors
+ */
+#define AML_RESOURCE_SMALL_HEADER_COMMON \
+ u8 descriptor_type;
+
+struct aml_resource_small_header {
+AML_RESOURCE_SMALL_HEADER_COMMON};
+
+struct aml_resource_irq {
+ AML_RESOURCE_SMALL_HEADER_COMMON u16 irq_mask;
u8 flags;
};
-struct asl_irq_noflags_desc {
- u8 descriptor_type;
- u16 irq_mask;
+struct aml_resource_irq_noflags {
+ AML_RESOURCE_SMALL_HEADER_COMMON u16 irq_mask;
};
-struct asl_dma_format_desc {
- u8 descriptor_type;
- u8 dma_channel_mask;
+struct aml_resource_dma {
+ AML_RESOURCE_SMALL_HEADER_COMMON u8 dma_channel_mask;
u8 flags;
};
-struct asl_start_dependent_desc {
- u8 descriptor_type;
- u8 flags;
+struct aml_resource_start_dependent {
+ AML_RESOURCE_SMALL_HEADER_COMMON u8 flags;
};
-struct asl_start_dependent_noprio_desc {
- u8 descriptor_type;
-};
+struct aml_resource_start_dependent_noprio {
+AML_RESOURCE_SMALL_HEADER_COMMON};
-struct asl_end_dependent_desc {
- u8 descriptor_type;
-};
+struct aml_resource_end_dependent {
+AML_RESOURCE_SMALL_HEADER_COMMON};
-struct asl_io_port_desc {
- u8 descriptor_type;
- u8 information;
- u16 address_min;
- u16 address_max;
+struct aml_resource_io {
+ AML_RESOURCE_SMALL_HEADER_COMMON u8 flags;
+ u16 minimum;
+ u16 maximum;
u8 alignment;
- u8 length;
+ u8 address_length;
};
-struct asl_fixed_io_port_desc {
- u8 descriptor_type;
- u16 base_address;
- u8 length;
+struct aml_resource_fixed_io {
+ AML_RESOURCE_SMALL_HEADER_COMMON u16 address;
+ u8 address_length;
};
-struct asl_small_vendor_desc {
- u8 descriptor_type;
- u8 vendor_defined[7];
-};
+struct aml_resource_vendor_small {
+AML_RESOURCE_SMALL_HEADER_COMMON};
-struct asl_end_tag_desc {
- u8 descriptor_type;
- u8 checksum;
+struct aml_resource_end_tag {
+ AML_RESOURCE_SMALL_HEADER_COMMON u8 checksum;
};
-/* LARGE descriptors */
+/*
+ * LARGE descriptors
+ */
+#define AML_RESOURCE_LARGE_HEADER_COMMON \
+ u8 descriptor_type;\
+ u16 resource_length;
+
+struct aml_resource_large_header {
+AML_RESOURCE_LARGE_HEADER_COMMON};
-struct asl_memory_24_desc {
- u8 descriptor_type;
- u16 length;
- u8 information;
- u16 address_min;
- u16 address_max;
+struct aml_resource_memory24 {
+ AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
+ u16 minimum;
+ u16 maximum;
u16 alignment;
- u16 range_length;
+ u16 address_length;
};
-struct asl_large_vendor_desc {
- u8 descriptor_type;
- u16 length;
- u8 vendor_defined[1];
-};
+struct aml_resource_vendor_large {
+AML_RESOURCE_LARGE_HEADER_COMMON};
-struct asl_memory_32_desc {
- u8 descriptor_type;
- u16 length;
- u8 information;
- u32 address_min;
- u32 address_max;
+struct aml_resource_memory32 {
+ AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
+ u32 minimum;
+ u32 maximum;
u32 alignment;
- u32 range_length;
+ u32 address_length;
};
-struct asl_fixed_memory_32_desc {
- u8 descriptor_type;
- u16 length;
- u8 information;
- u32 base_address;
- u32 range_length;
+struct aml_resource_fixed_memory32 {
+ AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
+ u32 address;
+ u32 address_length;
};
-struct asl_extended_address_desc {
- u8 descriptor_type;
- u16 length;
- u8 resource_type;
- u8 flags;
- u8 specific_flags;
- u8 revision_iD;
+#define AML_RESOURCE_ADDRESS_COMMON \
+ u8 resource_type; \
+ u8 flags; \
+ u8 specific_flags;
+
+struct aml_resource_address {
+AML_RESOURCE_LARGE_HEADER_COMMON AML_RESOURCE_ADDRESS_COMMON};
+
+struct aml_resource_extended_address64 {
+ AML_RESOURCE_LARGE_HEADER_COMMON
+ AML_RESOURCE_ADDRESS_COMMON u8 revision_iD;
u8 reserved;
u64 granularity;
- u64 address_min;
- u64 address_max;
+ u64 minimum;
+ u64 maximum;
u64 translation_offset;
u64 address_length;
- u64 type_specific_attributes;
- u8 optional_fields[2]; /* Used for length calculation only */
+ u64 type_specific;
};
-#define ASL_EXTENDED_ADDRESS_DESC_REVISION 1 /* ACPI 3.0 */
+#define AML_RESOURCE_EXTENDED_ADDRESS_REVISION 1 /* ACPI 3.0 */
-struct asl_qword_address_desc {
- u8 descriptor_type;
- u16 length;
- u8 resource_type;
- u8 flags;
- u8 specific_flags;
- u64 granularity;
- u64 address_min;
- u64 address_max;
+struct aml_resource_address64 {
+ AML_RESOURCE_LARGE_HEADER_COMMON
+ AML_RESOURCE_ADDRESS_COMMON u64 granularity;
+ u64 minimum;
+ u64 maximum;
u64 translation_offset;
u64 address_length;
- u8 optional_fields[2];
};
-struct asl_dword_address_desc {
- u8 descriptor_type;
- u16 length;
- u8 resource_type;
- u8 flags;
- u8 specific_flags;
- u32 granularity;
- u32 address_min;
- u32 address_max;
+struct aml_resource_address32 {
+ AML_RESOURCE_LARGE_HEADER_COMMON
+ AML_RESOURCE_ADDRESS_COMMON u32 granularity;
+ u32 minimum;
+ u32 maximum;
u32 translation_offset;
u32 address_length;
- u8 optional_fields[2];
};
-struct asl_word_address_desc {
- u8 descriptor_type;
- u16 length;
- u8 resource_type;
- u8 flags;
- u8 specific_flags;
- u16 granularity;
- u16 address_min;
- u16 address_max;
+struct aml_resource_address16 {
+ AML_RESOURCE_LARGE_HEADER_COMMON
+ AML_RESOURCE_ADDRESS_COMMON u16 granularity;
+ u16 minimum;
+ u16 maximum;
u16 translation_offset;
u16 address_length;
- u8 optional_fields[2];
};
-struct asl_extended_xrupt_desc {
- u8 descriptor_type;
- u16 length;
- u8 flags;
- u8 table_length;
- u32 interrupt_number[1];
+struct aml_resource_extended_irq {
+ AML_RESOURCE_LARGE_HEADER_COMMON u8 flags;
+ u8 interrupt_count;
+ u32 interrupts[1];
/* res_source_index, res_source optional fields follow */
};
-struct asl_general_register_desc {
- u8 descriptor_type;
- u16 length;
- u8 address_space_id;
+struct aml_resource_generic_register {
+ AML_RESOURCE_LARGE_HEADER_COMMON u8 address_space_id;
u8 bit_width;
u8 bit_offset;
- u8 access_size; /* ACPI 3.0, was Reserved */
+ u8 access_size; /* ACPI 3.0, was previously Reserved */
u64 address;
};
/* Union of all resource descriptors, so we can allocate the worst case */
-union asl_resource_desc {
- struct asl_irq_format_desc irq;
- struct asl_dma_format_desc dma;
- struct asl_start_dependent_desc std;
- struct asl_end_dependent_desc end;
- struct asl_io_port_desc iop;
- struct asl_fixed_io_port_desc fio;
- struct asl_small_vendor_desc smv;
- struct asl_end_tag_desc et;
-
- struct asl_memory_24_desc M24;
- struct asl_large_vendor_desc lgv;
- struct asl_memory_32_desc M32;
- struct asl_fixed_memory_32_desc F32;
- struct asl_qword_address_desc qas;
- struct asl_dword_address_desc das;
- struct asl_word_address_desc was;
- struct asl_extended_address_desc eas;
- struct asl_extended_xrupt_desc exx;
- struct asl_general_register_desc grg;
+union aml_resource {
+ /* Descriptor headers */
+
+ struct aml_resource_small_header small_header;
+ struct aml_resource_large_header large_header;
+
+ /* Small resource descriptors */
+
+ struct aml_resource_irq irq;
+ struct aml_resource_dma dma;
+ struct aml_resource_start_dependent start_dpf;
+ struct aml_resource_end_dependent end_dpf;
+ struct aml_resource_io io;
+ struct aml_resource_fixed_io fixed_io;
+ struct aml_resource_vendor_small vendor_small;
+ struct aml_resource_end_tag end_tag;
+
+ /* Large resource descriptors */
+
+ struct aml_resource_memory24 memory24;
+ struct aml_resource_generic_register generic_reg;
+ struct aml_resource_vendor_large vendor_large;
+ struct aml_resource_memory32 memory32;
+ struct aml_resource_fixed_memory32 fixed_memory32;
+ struct aml_resource_address16 address16;
+ struct aml_resource_address32 address32;
+ struct aml_resource_address64 address64;
+ struct aml_resource_extended_address64 ext_address64;
+ struct aml_resource_extended_irq extended_irq;
+
+ /* Utility overlays */
+
+ struct aml_resource_address address;
u32 u32_item;
u16 u16_item;
u8 U8item;
projects / powerpc.git / blobdiff