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Diffstat (limited to 'include/hw/acpi/aml-build.h')
| -rw-r--r-- | include/hw/acpi/aml-build.h | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h new file mode 100644 index 0000000000..17d3beb5a3 --- /dev/null +++ b/include/hw/acpi/aml-build.h @@ -0,0 +1,191 @@ +#ifndef HW_ACPI_GEN_UTILS_H +#define HW_ACPI_GEN_UTILS_H + +#include <stdint.h> +#include <glib.h> +#include "qemu/compiler.h" + +typedef enum { + AML_NO_OPCODE = 0,/* has only data */ + AML_OPCODE, /* has opcode optionally followed by data */ + AML_PACKAGE, /* has opcode and uses PkgLength for its length */ + AML_EXT_PACKAGE, /* Same as AML_PACKAGE but also has 'ExOpPrefix' */ + AML_BUFFER, /* data encoded as 'DefBuffer' */ + AML_RES_TEMPLATE, /* encoded as ResourceTemplate macro */ +} AmlBlockFlags; + +struct Aml { + GArray *buf; + + /*< private >*/ + uint8_t op; + AmlBlockFlags block_flags; +}; +typedef struct Aml Aml; + +typedef enum { + aml_decode10 = 0, + aml_decode16 = 1, +} AmlIODecode; + +typedef enum { + aml_any_acc = 0, + aml_byte_acc = 1, + aml_word_acc = 2, + aml_dword_acc = 3, + aml_qword_acc = 4, + aml_buffer_acc = 5, +} AmlFieldFlags; + +typedef enum { + aml_system_memory = 0x00, + aml_system_io = 0x01, +} AmlRegionSpace; + +typedef enum { + aml_memory_range = 0, + aml_io_range = 1, + aml_bus_number_range = 2, +} AmlResourceType; + +typedef enum { + aml_sub_decode = 1 << 1, + aml_pos_decode = 0 +} AmlDecode; + +typedef enum { + aml_max_fixed = 1 << 3, + aml_max_not_fixed = 0, +} AmlMaxFixed; + +typedef enum { + aml_min_fixed = 1 << 2, + aml_min_not_fixed = 0 +} AmlMinFixed; + +/* + * ACPI 1.0b: Table 6-26 I/O Resource Flag (Resource Type = 1) Definitions + * _RNG field definition + */ +typedef enum { + aml_isa_only = 1, + aml_non_isa_only = 2, + aml_entire_range = 3, +} AmlISARanges; + +/* + * ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions + * _MEM field definition + */ +typedef enum { + aml_non_cacheable = 0, + aml_cacheable = 1, + aml_write_combining = 2, + aml_prefetchable = 3, +} AmlCacheble; + +/* + * ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions + * _RW field definition + */ +typedef enum { + aml_ReadOnly = 0, + aml_ReadWrite = 1, +} AmlReadAndWrite; + +/** + * init_aml_allocator: + * + * Called for initializing API allocator which allow to use + * AML API. + * Returns: toplevel container which accumulates all other + * AML elements for a table. + */ +Aml *init_aml_allocator(void); + +/** + * free_aml_allocator: + * + * Releases all elements used by AML API, frees associated memory + * and invalidates AML allocator. After this call @init_aml_allocator + * should be called again if AML API is to be used again. + */ +void free_aml_allocator(void); + +/** + * aml_append: + * @parent_ctx: context to which @child element is added + * @child: element that is copied into @parent_ctx context + * + * Joins Aml elements together and helps to construct AML tables + * Examle of usage: + * Aml *table = aml_def_block("SSDT", ...); + * Aml *sb = aml_scope("\_SB"); + * Aml *dev = aml_device("PCI0"); + * + * aml_append(dev, aml_name_decl("HID", aml_eisaid("PNP0A03"))); + * aml_append(sb, dev); + * aml_append(table, sb); + */ +void aml_append(Aml *parent_ctx, Aml *child); + +/* non block AML object primitives */ +Aml *aml_name(const char *name_format, ...) GCC_FMT_ATTR(1, 2); +Aml *aml_name_decl(const char *name, Aml *val); +Aml *aml_return(Aml *val); +Aml *aml_int(const uint64_t val); +Aml *aml_arg(int pos); +Aml *aml_store(Aml *val, Aml *target); +Aml *aml_and(Aml *arg1, Aml *arg2); +Aml *aml_notify(Aml *arg1, Aml *arg2); +Aml *aml_call1(const char *method, Aml *arg1); +Aml *aml_call2(const char *method, Aml *arg1, Aml *arg2); +Aml *aml_call3(const char *method, Aml *arg1, Aml *arg2, Aml *arg3); +Aml *aml_call4(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4); +Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base, + uint8_t aln, uint8_t len); +Aml *aml_operation_region(const char *name, AmlRegionSpace rs, + uint32_t offset, uint32_t len); +Aml *aml_irq_no_flags(uint8_t irq); +Aml *aml_named_field(const char *name, unsigned length); +Aml *aml_reserved_field(unsigned length); +Aml *aml_local(int num); +Aml *aml_string(const char *name_format, ...) GCC_FMT_ATTR(1, 2); +Aml *aml_equal(Aml *arg1, Aml *arg2); +Aml *aml_processor(uint8_t proc_id, uint32_t pblk_addr, uint8_t pblk_len, + const char *name_format, ...) GCC_FMT_ATTR(4, 5); +Aml *aml_eisaid(const char *str); +Aml *aml_word_bus_number(AmlMinFixed min_fixed, AmlMaxFixed max_fixed, + AmlDecode dec, uint16_t addr_gran, + uint16_t addr_min, uint16_t addr_max, + uint16_t addr_trans, uint16_t len); +Aml *aml_word_io(AmlMinFixed min_fixed, AmlMaxFixed max_fixed, + AmlDecode dec, AmlISARanges isa_ranges, + uint16_t addr_gran, uint16_t addr_min, + uint16_t addr_max, uint16_t addr_trans, + uint16_t len); +Aml *aml_dword_memory(AmlDecode dec, AmlMinFixed min_fixed, + AmlMaxFixed max_fixed, AmlCacheble cacheable, + AmlReadAndWrite read_and_write, + uint32_t addr_gran, uint32_t addr_min, + uint32_t addr_max, uint32_t addr_trans, + uint32_t len); +Aml *aml_qword_memory(AmlDecode dec, AmlMinFixed min_fixed, + AmlMaxFixed max_fixed, AmlCacheble cacheable, + AmlReadAndWrite read_and_write, + uint64_t addr_gran, uint64_t addr_min, + uint64_t addr_max, uint64_t addr_trans, + uint64_t len); + +/* Block AML object primitives */ +Aml *aml_scope(const char *name_format, ...) GCC_FMT_ATTR(1, 2); +Aml *aml_device(const char *name_format, ...) GCC_FMT_ATTR(1, 2); +Aml *aml_method(const char *name, int arg_count); +Aml *aml_if(Aml *predicate); +Aml *aml_package(uint8_t num_elements); +Aml *aml_buffer(void); +Aml *aml_resource_template(void); +Aml *aml_field(const char *name, AmlFieldFlags flags); +Aml *aml_varpackage(uint32_t num_elements); + +#endif |