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-rw-r--r--include/linux/efi.h772
1 files changed, 333 insertions, 439 deletions
diff --git a/include/linux/efi.h b/include/linux/efi.h
index aa54586db7a5..7efd7072cca5 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -48,6 +48,27 @@ typedef u16 efi_char16_t; /* UNICODE character */
typedef u64 efi_physical_addr_t;
typedef void *efi_handle_t;
+#if defined(CONFIG_X86_64)
+#define __efiapi __attribute__((ms_abi))
+#elif defined(CONFIG_X86_32)
+#define __efiapi __attribute__((regparm(0)))
+#else
+#define __efiapi
+#endif
+
+#define efi_get_handle_at(array, idx) \
+ (efi_is_native() ? (array)[idx] \
+ : (efi_handle_t)(unsigned long)((u32 *)(array))[idx])
+
+#define efi_get_handle_num(size) \
+ ((size) / (efi_is_native() ? sizeof(efi_handle_t) : sizeof(u32)))
+
+#define for_each_efi_handle(handle, array, size, i) \
+ for (i = 0; \
+ i < efi_get_handle_num(size) && \
+ ((handle = efi_get_handle_at((array), i)) || true); \
+ i++)
+
/*
* The UEFI spec and EDK2 reference implementation both define EFI_GUID as
* struct { u32 a; u16; b; u16 c; u8 d[8]; }; and so the implied alignment
@@ -251,106 +272,71 @@ typedef struct {
u32 create_event_ex;
} __packed efi_boot_services_32_t;
-typedef struct {
- efi_table_hdr_t hdr;
- u64 raise_tpl;
- u64 restore_tpl;
- u64 allocate_pages;
- u64 free_pages;
- u64 get_memory_map;
- u64 allocate_pool;
- u64 free_pool;
- u64 create_event;
- u64 set_timer;
- u64 wait_for_event;
- u64 signal_event;
- u64 close_event;
- u64 check_event;
- u64 install_protocol_interface;
- u64 reinstall_protocol_interface;
- u64 uninstall_protocol_interface;
- u64 handle_protocol;
- u64 __reserved;
- u64 register_protocol_notify;
- u64 locate_handle;
- u64 locate_device_path;
- u64 install_configuration_table;
- u64 load_image;
- u64 start_image;
- u64 exit;
- u64 unload_image;
- u64 exit_boot_services;
- u64 get_next_monotonic_count;
- u64 stall;
- u64 set_watchdog_timer;
- u64 connect_controller;
- u64 disconnect_controller;
- u64 open_protocol;
- u64 close_protocol;
- u64 open_protocol_information;
- u64 protocols_per_handle;
- u64 locate_handle_buffer;
- u64 locate_protocol;
- u64 install_multiple_protocol_interfaces;
- u64 uninstall_multiple_protocol_interfaces;
- u64 calculate_crc32;
- u64 copy_mem;
- u64 set_mem;
- u64 create_event_ex;
-} __packed efi_boot_services_64_t;
-
/*
* EFI Boot Services table
*/
-typedef struct {
- efi_table_hdr_t hdr;
- void *raise_tpl;
- void *restore_tpl;
- efi_status_t (*allocate_pages)(int, int, unsigned long,
- efi_physical_addr_t *);
- efi_status_t (*free_pages)(efi_physical_addr_t, unsigned long);
- efi_status_t (*get_memory_map)(unsigned long *, void *, unsigned long *,
- unsigned long *, u32 *);
- efi_status_t (*allocate_pool)(int, unsigned long, void **);
- efi_status_t (*free_pool)(void *);
- void *create_event;
- void *set_timer;
- void *wait_for_event;
- void *signal_event;
- void *close_event;
- void *check_event;
- void *install_protocol_interface;
- void *reinstall_protocol_interface;
- void *uninstall_protocol_interface;
- efi_status_t (*handle_protocol)(efi_handle_t, efi_guid_t *, void **);
- void *__reserved;
- void *register_protocol_notify;
- efi_status_t (*locate_handle)(int, efi_guid_t *, void *,
- unsigned long *, efi_handle_t *);
- void *locate_device_path;
- efi_status_t (*install_configuration_table)(efi_guid_t *, void *);
- void *load_image;
- void *start_image;
- void *exit;
- void *unload_image;
- efi_status_t (*exit_boot_services)(efi_handle_t, unsigned long);
- void *get_next_monotonic_count;
- void *stall;
- void *set_watchdog_timer;
- void *connect_controller;
- void *disconnect_controller;
- void *open_protocol;
- void *close_protocol;
- void *open_protocol_information;
- void *protocols_per_handle;
- void *locate_handle_buffer;
- efi_status_t (*locate_protocol)(efi_guid_t *, void *, void **);
- void *install_multiple_protocol_interfaces;
- void *uninstall_multiple_protocol_interfaces;
- void *calculate_crc32;
- void *copy_mem;
- void *set_mem;
- void *create_event_ex;
+typedef union {
+ struct {
+ efi_table_hdr_t hdr;
+ void *raise_tpl;
+ void *restore_tpl;
+ efi_status_t (__efiapi *allocate_pages)(int, int, unsigned long,
+ efi_physical_addr_t *);
+ efi_status_t (__efiapi *free_pages)(efi_physical_addr_t,
+ unsigned long);
+ efi_status_t (__efiapi *get_memory_map)(unsigned long *, void *,
+ unsigned long *,
+ unsigned long *, u32 *);
+ efi_status_t (__efiapi *allocate_pool)(int, unsigned long,
+ void **);
+ efi_status_t (__efiapi *free_pool)(void *);
+ void *create_event;
+ void *set_timer;
+ void *wait_for_event;
+ void *signal_event;
+ void *close_event;
+ void *check_event;
+ void *install_protocol_interface;
+ void *reinstall_protocol_interface;
+ void *uninstall_protocol_interface;
+ efi_status_t (__efiapi *handle_protocol)(efi_handle_t,
+ efi_guid_t *, void **);
+ void *__reserved;
+ void *register_protocol_notify;
+ efi_status_t (__efiapi *locate_handle)(int, efi_guid_t *,
+ void *, unsigned long *,
+ efi_handle_t *);
+ void *locate_device_path;
+ efi_status_t (__efiapi *install_configuration_table)(efi_guid_t *,
+ void *);
+ void *load_image;
+ void *start_image;
+ void *exit;
+ void *unload_image;
+ efi_status_t (__efiapi *exit_boot_services)(efi_handle_t,
+ unsigned long);
+ void *get_next_monotonic_count;
+ void *stall;
+ void *set_watchdog_timer;
+ void *connect_controller;
+ efi_status_t (__efiapi *disconnect_controller)(efi_handle_t,
+ efi_handle_t,
+ efi_handle_t);
+ void *open_protocol;
+ void *close_protocol;
+ void *open_protocol_information;
+ void *protocols_per_handle;
+ void *locate_handle_buffer;
+ efi_status_t (__efiapi *locate_protocol)(efi_guid_t *, void *,
+ void **);
+ void *install_multiple_protocol_interfaces;
+ void *uninstall_multiple_protocol_interfaces;
+ void *calculate_crc32;
+ void *copy_mem;
+ void *set_mem;
+ void *create_event_ex;
+ };
+ efi_boot_services_32_t mixed_mode;
} efi_boot_services_t;
typedef enum {
@@ -383,10 +369,14 @@ typedef struct {
u32 write;
} efi_pci_io_protocol_access_32_t;
-typedef struct {
- u64 read;
- u64 write;
-} efi_pci_io_protocol_access_64_t;
+typedef union efi_pci_io_protocol efi_pci_io_protocol_t;
+
+typedef
+efi_status_t (__efiapi *efi_pci_io_protocol_cfg_t)(efi_pci_io_protocol_t *,
+ EFI_PCI_IO_PROTOCOL_WIDTH,
+ u32 offset,
+ unsigned long count,
+ void *buffer);
typedef struct {
void *read;
@@ -394,64 +384,54 @@ typedef struct {
} efi_pci_io_protocol_access_t;
typedef struct {
- u32 poll_mem;
- u32 poll_io;
- efi_pci_io_protocol_access_32_t mem;
- efi_pci_io_protocol_access_32_t io;
- efi_pci_io_protocol_access_32_t pci;
- u32 copy_mem;
- u32 map;
- u32 unmap;
- u32 allocate_buffer;
- u32 free_buffer;
- u32 flush;
- u32 get_location;
- u32 attributes;
- u32 get_bar_attributes;
- u32 set_bar_attributes;
- u64 romsize;
- u32 romimage;
-} efi_pci_io_protocol_32_t;
-
-typedef struct {
- u64 poll_mem;
- u64 poll_io;
- efi_pci_io_protocol_access_64_t mem;
- efi_pci_io_protocol_access_64_t io;
- efi_pci_io_protocol_access_64_t pci;
- u64 copy_mem;
- u64 map;
- u64 unmap;
- u64 allocate_buffer;
- u64 free_buffer;
- u64 flush;
- u64 get_location;
- u64 attributes;
- u64 get_bar_attributes;
- u64 set_bar_attributes;
- u64 romsize;
- u64 romimage;
-} efi_pci_io_protocol_64_t;
+ efi_pci_io_protocol_cfg_t read;
+ efi_pci_io_protocol_cfg_t write;
+} efi_pci_io_protocol_config_access_t;
-typedef struct {
- void *poll_mem;
- void *poll_io;
- efi_pci_io_protocol_access_t mem;
- efi_pci_io_protocol_access_t io;
- efi_pci_io_protocol_access_t pci;
- void *copy_mem;
- void *map;
- void *unmap;
- void *allocate_buffer;
- void *free_buffer;
- void *flush;
- void *get_location;
- void *attributes;
- void *get_bar_attributes;
- void *set_bar_attributes;
- uint64_t romsize;
- void *romimage;
-} efi_pci_io_protocol_t;
+union efi_pci_io_protocol {
+ struct {
+ void *poll_mem;
+ void *poll_io;
+ efi_pci_io_protocol_access_t mem;
+ efi_pci_io_protocol_access_t io;
+ efi_pci_io_protocol_config_access_t pci;
+ void *copy_mem;
+ void *map;
+ void *unmap;
+ void *allocate_buffer;
+ void *free_buffer;
+ void *flush;
+ efi_status_t (__efiapi *get_location)(efi_pci_io_protocol_t *,
+ unsigned long *segment_nr,
+ unsigned long *bus_nr,
+ unsigned long *device_nr,
+ unsigned long *func_nr);
+ void *attributes;
+ void *get_bar_attributes;
+ void *set_bar_attributes;
+ uint64_t romsize;
+ void *romimage;
+ };
+ struct {
+ u32 poll_mem;
+ u32 poll_io;
+ efi_pci_io_protocol_access_32_t mem;
+ efi_pci_io_protocol_access_32_t io;
+ efi_pci_io_protocol_access_32_t pci;
+ u32 copy_mem;
+ u32 map;
+ u32 unmap;
+ u32 allocate_buffer;
+ u32 free_buffer;
+ u32 flush;
+ u32 get_location;
+ u32 attributes;
+ u32 get_bar_attributes;
+ u32 set_bar_attributes;
+ u64 romsize;
+ u32 romimage;
+ } mixed_mode;
+};
#define EFI_PCI_IO_ATTRIBUTE_ISA_MOTHERBOARD_IO 0x0001
#define EFI_PCI_IO_ATTRIBUTE_ISA_IO 0x0002
@@ -473,54 +453,62 @@ typedef struct {
#define EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO_16 0x20000
#define EFI_PCI_IO_ATTRIBUTE_VGA_IO_16 0x40000
-typedef struct {
- u32 version;
- u32 get;
- u32 set;
- u32 del;
- u32 get_all;
-} apple_properties_protocol_32_t;
+struct efi_dev_path;
-typedef struct {
- u64 version;
- u64 get;
- u64 set;
- u64 del;
- u64 get_all;
-} apple_properties_protocol_64_t;
-
-typedef struct {
- u32 get_capability;
- u32 get_event_log;
- u32 hash_log_extend_event;
- u32 submit_command;
- u32 get_active_pcr_banks;
- u32 set_active_pcr_banks;
- u32 get_result_of_set_active_pcr_banks;
-} efi_tcg2_protocol_32_t;
+typedef union apple_properties_protocol apple_properties_protocol_t;
-typedef struct {
- u64 get_capability;
- u64 get_event_log;
- u64 hash_log_extend_event;
- u64 submit_command;
- u64 get_active_pcr_banks;
- u64 set_active_pcr_banks;
- u64 get_result_of_set_active_pcr_banks;
-} efi_tcg2_protocol_64_t;
+union apple_properties_protocol {
+ struct {
+ unsigned long version;
+ efi_status_t (__efiapi *get)(apple_properties_protocol_t *,
+ struct efi_dev_path *,
+ efi_char16_t *, void *, u32 *);
+ efi_status_t (__efiapi *set)(apple_properties_protocol_t *,
+ struct efi_dev_path *,
+ efi_char16_t *, void *, u32);
+ efi_status_t (__efiapi *del)(apple_properties_protocol_t *,
+ struct efi_dev_path *,
+ efi_char16_t *);
+ efi_status_t (__efiapi *get_all)(apple_properties_protocol_t *,
+ void *buffer, u32 *);
+ };
+ struct {
+ u32 version;
+ u32 get;
+ u32 set;
+ u32 del;
+ u32 get_all;
+ } mixed_mode;
+};
typedef u32 efi_tcg2_event_log_format;
-typedef struct {
- void *get_capability;
- efi_status_t (*get_event_log)(efi_handle_t, efi_tcg2_event_log_format,
- efi_physical_addr_t *, efi_physical_addr_t *, efi_bool_t *);
- void *hash_log_extend_event;
- void *submit_command;
- void *get_active_pcr_banks;
- void *set_active_pcr_banks;
- void *get_result_of_set_active_pcr_banks;
-} efi_tcg2_protocol_t;
+typedef union efi_tcg2_protocol efi_tcg2_protocol_t;
+
+union efi_tcg2_protocol {
+ struct {
+ void *get_capability;
+ efi_status_t (__efiapi *get_event_log)(efi_handle_t,
+ efi_tcg2_event_log_format,
+ efi_physical_addr_t *,
+ efi_physical_addr_t *,
+ efi_bool_t *);
+ void *hash_log_extend_event;
+ void *submit_command;
+ void *get_active_pcr_banks;
+ void *set_active_pcr_banks;
+ void *get_result_of_set_active_pcr_banks;
+ };
+ struct {
+ u32 get_capability;
+ u32 get_event_log;
+ u32 hash_log_extend_event;
+ u32 submit_command;
+ u32 get_active_pcr_banks;
+ u32 set_active_pcr_banks;
+ u32 get_result_of_set_active_pcr_banks;
+ } mixed_mode;
+};
/*
* Types and defines for EFI ResetSystem
@@ -553,24 +541,6 @@ typedef struct {
u32 query_variable_info;
} efi_runtime_services_32_t;
-typedef struct {
- efi_table_hdr_t hdr;
- u64 get_time;
- u64 set_time;
- u64 get_wakeup_time;
- u64 set_wakeup_time;
- u64 set_virtual_address_map;
- u64 convert_pointer;
- u64 get_variable;
- u64 get_next_variable;
- u64 set_variable;
- u64 get_next_high_mono_count;
- u64 reset_system;
- u64 update_capsule;
- u64 query_capsule_caps;
- u64 query_variable_info;
-} efi_runtime_services_64_t;
-
typedef efi_status_t efi_get_time_t (efi_time_t *tm, efi_time_cap_t *tc);
typedef efi_status_t efi_set_time_t (efi_time_t *tm);
typedef efi_status_t efi_get_wakeup_time_t (efi_bool_t *enabled, efi_bool_t *pending,
@@ -605,22 +575,25 @@ typedef efi_status_t efi_query_variable_store_t(u32 attributes,
unsigned long size,
bool nonblocking);
-typedef struct {
- efi_table_hdr_t hdr;
- efi_get_time_t *get_time;
- efi_set_time_t *set_time;
- efi_get_wakeup_time_t *get_wakeup_time;
- efi_set_wakeup_time_t *set_wakeup_time;
- efi_set_virtual_address_map_t *set_virtual_address_map;
- void *convert_pointer;
- efi_get_variable_t *get_variable;
- efi_get_next_variable_t *get_next_variable;
- efi_set_variable_t *set_variable;
- efi_get_next_high_mono_count_t *get_next_high_mono_count;
- efi_reset_system_t *reset_system;
- efi_update_capsule_t *update_capsule;
- efi_query_capsule_caps_t *query_capsule_caps;
- efi_query_variable_info_t *query_variable_info;
+typedef union {
+ struct {
+ efi_table_hdr_t hdr;
+ efi_get_time_t __efiapi *get_time;
+ efi_set_time_t __efiapi *set_time;
+ efi_get_wakeup_time_t __efiapi *get_wakeup_time;
+ efi_set_wakeup_time_t __efiapi *set_wakeup_time;
+ efi_set_virtual_address_map_t __efiapi *set_virtual_address_map;
+ void *convert_pointer;
+ efi_get_variable_t __efiapi *get_variable;
+ efi_get_next_variable_t __efiapi *get_next_variable;
+ efi_set_variable_t __efiapi *set_variable;
+ efi_get_next_high_mono_count_t __efiapi *get_next_high_mono_count;
+ efi_reset_system_t __efiapi *reset_system;
+ efi_update_capsule_t __efiapi *update_capsule;
+ efi_query_capsule_caps_t __efiapi *query_capsule_caps;
+ efi_query_variable_info_t __efiapi *query_variable_info;
+ };
+ efi_runtime_services_32_t mixed_mode;
} efi_runtime_services_t;
void efi_native_runtime_setup(void);
@@ -706,9 +679,12 @@ typedef struct {
u32 table;
} efi_config_table_32_t;
-typedef struct {
- efi_guid_t guid;
- unsigned long table;
+typedef union {
+ struct {
+ efi_guid_t guid;
+ void *table;
+ };
+ efi_config_table_32_t mixed_mode;
} efi_config_table_t;
typedef struct {
@@ -760,32 +736,38 @@ typedef struct {
u32 tables;
} efi_system_table_32_t;
-typedef struct {
- efi_table_hdr_t hdr;
- unsigned long fw_vendor; /* physical addr of CHAR16 vendor string */
- u32 fw_revision;
- unsigned long con_in_handle;
- unsigned long con_in;
- unsigned long con_out_handle;
- unsigned long con_out;
- unsigned long stderr_handle;
- unsigned long stderr;
- efi_runtime_services_t *runtime;
- efi_boot_services_t *boottime;
- unsigned long nr_tables;
- unsigned long tables;
+typedef union efi_simple_text_output_protocol efi_simple_text_output_protocol_t;
+
+typedef union {
+ struct {
+ efi_table_hdr_t hdr;
+ unsigned long fw_vendor; /* physical addr of CHAR16 vendor string */
+ u32 fw_revision;
+ unsigned long con_in_handle;
+ unsigned long con_in;
+ unsigned long con_out_handle;
+ efi_simple_text_output_protocol_t *con_out;
+ unsigned long stderr_handle;
+ unsigned long stderr;
+ efi_runtime_services_t *runtime;
+ efi_boot_services_t *boottime;
+ unsigned long nr_tables;
+ unsigned long tables;
+ };
+ efi_system_table_32_t mixed_mode;
} efi_system_table_t;
/*
* Architecture independent structure for describing a memory map for the
- * benefit of efi_memmap_init_early(), saving us the need to pass four
- * parameters.
+ * benefit of efi_memmap_init_early(), and for passing context between
+ * efi_memmap_alloc() and efi_memmap_install().
*/
struct efi_memory_map_data {
phys_addr_t phys_map;
unsigned long size;
unsigned long desc_version;
unsigned long desc_size;
+ unsigned long flags;
};
struct efi_memory_map {
@@ -795,7 +777,10 @@ struct efi_memory_map {
int nr_map;
unsigned long desc_version;
unsigned long desc_size;
- bool late;
+#define EFI_MEMMAP_LATE (1UL << 0)
+#define EFI_MEMMAP_MEMBLOCK (1UL << 1)
+#define EFI_MEMMAP_SLAB (1UL << 2)
+ unsigned long flags;
};
struct efi_mem_range {
@@ -813,38 +798,6 @@ struct efi_fdt_params {
typedef struct {
u32 revision;
- u32 parent_handle;
- u32 system_table;
- u32 device_handle;
- u32 file_path;
- u32 reserved;
- u32 load_options_size;
- u32 load_options;
- u32 image_base;
- __aligned_u64 image_size;
- unsigned int image_code_type;
- unsigned int image_data_type;
- u32 unload;
-} efi_loaded_image_32_t;
-
-typedef struct {
- u32 revision;
- u64 parent_handle;
- u64 system_table;
- u64 device_handle;
- u64 file_path;
- u64 reserved;
- u32 load_options_size;
- u64 load_options;
- u64 image_base;
- __aligned_u64 image_size;
- unsigned int image_code_type;
- unsigned int image_data_type;
- u64 unload;
-} efi_loaded_image_64_t;
-
-typedef struct {
- u32 revision;
efi_handle_t parent_handle;
efi_system_table_t *system_table;
efi_handle_t device_handle;
@@ -856,10 +809,9 @@ typedef struct {
__aligned_u64 image_size;
unsigned int image_code_type;
unsigned int image_data_type;
- efi_status_t (*unload)(efi_handle_t image_handle);
+ efi_status_t ( __efiapi *unload)(efi_handle_t image_handle);
} efi_loaded_image_t;
-
typedef struct {
u64 size;
u64 file_size;
@@ -871,67 +823,34 @@ typedef struct {
efi_char16_t filename[1];
} efi_file_info_t;
-typedef struct {
- u64 revision;
- u32 open;
- u32 close;
- u32 delete;
- u32 read;
- u32 write;
- u32 get_position;
- u32 set_position;
- u32 get_info;
- u32 set_info;
- u32 flush;
-} efi_file_handle_32_t;
+typedef struct efi_file_handle efi_file_handle_t;
-typedef struct {
- u64 revision;
- u64 open;
- u64 close;
- u64 delete;
- u64 read;
- u64 write;
- u64 get_position;
- u64 set_position;
- u64 get_info;
- u64 set_info;
- u64 flush;
-} efi_file_handle_64_t;
-
-typedef struct _efi_file_handle {
+struct efi_file_handle {
u64 revision;
- efi_status_t (*open)(struct _efi_file_handle *,
- struct _efi_file_handle **,
- efi_char16_t *, u64, u64);
- efi_status_t (*close)(struct _efi_file_handle *);
+ efi_status_t (__efiapi *open)(efi_file_handle_t *,
+ efi_file_handle_t **,
+ efi_char16_t *, u64, u64);
+ efi_status_t (__efiapi *close)(efi_file_handle_t *);
void *delete;
- efi_status_t (*read)(struct _efi_file_handle *, unsigned long *,
- void *);
+ efi_status_t (__efiapi *read)(efi_file_handle_t *,
+ unsigned long *, void *);
void *write;
void *get_position;
void *set_position;
- efi_status_t (*get_info)(struct _efi_file_handle *, efi_guid_t *,
- unsigned long *, void *);
+ efi_status_t (__efiapi *get_info)(efi_file_handle_t *,
+ efi_guid_t *, unsigned long *,
+ void *);
void *set_info;
void *flush;
-} efi_file_handle_t;
+};
-typedef struct {
- u64 revision;
- u32 open_volume;
-} efi_file_io_interface_32_t;
+typedef struct efi_file_io_interface efi_file_io_interface_t;
-typedef struct {
+struct efi_file_io_interface {
u64 revision;
- u64 open_volume;
-} efi_file_io_interface_64_t;
-
-typedef struct _efi_file_io_interface {
- u64 revision;
- int (*open_volume)(struct _efi_file_io_interface *,
- efi_file_handle_t **);
-} efi_file_io_interface_t;
+ int (__efiapi *open_volume)(efi_file_io_interface_t *,
+ efi_file_handle_t **);
+};
#define EFI_FILE_MODE_READ 0x0000000000000001
#define EFI_FILE_MODE_WRITE 0x0000000000000002
@@ -1015,7 +934,6 @@ extern struct efi {
efi_query_capsule_caps_t *query_capsule_caps;
efi_get_next_high_mono_count_t *get_next_high_mono_count;
efi_reset_system_t *reset_system;
- efi_set_virtual_address_map_t *set_virtual_address_map;
struct efi_memory_map memmap;
unsigned long flags;
} efi;
@@ -1056,11 +974,14 @@ static inline efi_status_t efi_query_variable_store(u32 attributes,
#endif
extern void __iomem *efi_lookup_mapped_addr(u64 phys_addr);
-extern phys_addr_t __init efi_memmap_alloc(unsigned int num_entries);
+extern int __init efi_memmap_alloc(unsigned int num_entries,
+ struct efi_memory_map_data *data);
+extern void __efi_memmap_free(u64 phys, unsigned long size,
+ unsigned long flags);
extern int __init efi_memmap_init_early(struct efi_memory_map_data *data);
extern int __init efi_memmap_init_late(phys_addr_t addr, unsigned long size);
extern void __init efi_memmap_unmap(void);
-extern int __init efi_memmap_install(phys_addr_t addr, unsigned int nr_map);
+extern int __init efi_memmap_install(struct efi_memory_map_data *data);
extern int __init efi_memmap_split_count(efi_memory_desc_t *md,
struct range *range);
extern void __init efi_memmap_insert(struct efi_memory_map *old_memmap,
@@ -1391,22 +1312,18 @@ struct efivar_entry {
bool deleting;
};
-typedef struct {
- u32 reset;
- u32 output_string;
- u32 test_string;
-} efi_simple_text_output_protocol_32_t;
-
-typedef struct {
- u64 reset;
- u64 output_string;
- u64 test_string;
-} efi_simple_text_output_protocol_64_t;
-
-struct efi_simple_text_output_protocol {
- void *reset;
- efi_status_t (*output_string)(void *, void *);
- void *test_string;
+union efi_simple_text_output_protocol {
+ struct {
+ void *reset;
+ efi_status_t (__efiapi *output_string)(efi_simple_text_output_protocol_t *,
+ efi_char16_t *);
+ void *test_string;
+ };
+ struct {
+ u32 reset;
+ u32 output_string;
+ u32 test_string;
+ } mixed_mode;
};
#define PIXEL_RGB_RESERVED_8BIT_PER_COLOR 0
@@ -1415,73 +1332,59 @@ struct efi_simple_text_output_protocol {
#define PIXEL_BLT_ONLY 3
#define PIXEL_FORMAT_MAX 4
-struct efi_pixel_bitmask {
+typedef struct {
u32 red_mask;
u32 green_mask;
u32 blue_mask;
u32 reserved_mask;
-};
+} efi_pixel_bitmask_t;
-struct efi_graphics_output_mode_info {
+typedef struct {
u32 version;
u32 horizontal_resolution;
u32 vertical_resolution;
int pixel_format;
- struct efi_pixel_bitmask pixel_information;
+ efi_pixel_bitmask_t pixel_information;
u32 pixels_per_scan_line;
-} __packed;
-
-struct efi_graphics_output_protocol_mode_32 {
- u32 max_mode;
- u32 mode;
- u32 info;
- u32 size_of_info;
- u64 frame_buffer_base;
- u32 frame_buffer_size;
-} __packed;
-
-struct efi_graphics_output_protocol_mode_64 {
- u32 max_mode;
- u32 mode;
- u64 info;
- u64 size_of_info;
- u64 frame_buffer_base;
- u64 frame_buffer_size;
-} __packed;
-
-struct efi_graphics_output_protocol_mode {
- u32 max_mode;
- u32 mode;
- unsigned long info;
- unsigned long size_of_info;
- u64 frame_buffer_base;
- unsigned long frame_buffer_size;
-} __packed;
-
-struct efi_graphics_output_protocol_32 {
- u32 query_mode;
- u32 set_mode;
- u32 blt;
- u32 mode;
-};
+} efi_graphics_output_mode_info_t;
-struct efi_graphics_output_protocol_64 {
- u64 query_mode;
- u64 set_mode;
- u64 blt;
- u64 mode;
-};
+typedef union efi_graphics_output_protocol_mode efi_graphics_output_protocol_mode_t;
-struct efi_graphics_output_protocol {
- unsigned long query_mode;
- unsigned long set_mode;
- unsigned long blt;
- struct efi_graphics_output_protocol_mode *mode;
+union efi_graphics_output_protocol_mode {
+ struct {
+ u32 max_mode;
+ u32 mode;
+ efi_graphics_output_mode_info_t *info;
+ unsigned long size_of_info;
+ efi_physical_addr_t frame_buffer_base;
+ unsigned long frame_buffer_size;
+ };
+ struct {
+ u32 max_mode;
+ u32 mode;
+ u32 info;
+ u32 size_of_info;
+ u64 frame_buffer_base;
+ u32 frame_buffer_size;
+ } mixed_mode;
};
-typedef efi_status_t (*efi_graphics_output_protocol_query_mode)(
- struct efi_graphics_output_protocol *, u32, unsigned long *,
- struct efi_graphics_output_mode_info **);
+typedef union efi_graphics_output_protocol efi_graphics_output_protocol_t;
+
+union efi_graphics_output_protocol {
+ struct {
+ void *query_mode;
+ void *set_mode;
+ void *blt;
+ efi_graphics_output_protocol_mode_t *mode;
+ };
+ struct {
+ u32 query_mode;
+ u32 set_mode;
+ u32 blt;
+ u32 mode;
+ } mixed_mode;
+};
extern struct list_head efivar_sysfs_list;
@@ -1582,24 +1485,19 @@ static inline int efi_runtime_map_copy(void *buf, size_t bufsz)
/* prototypes shared between arch specific and generic stub code */
-void efi_printk(efi_system_table_t *sys_table_arg, char *str);
+void efi_printk(char *str);
-void efi_free(efi_system_table_t *sys_table_arg, unsigned long size,
- unsigned long addr);
+void efi_free(unsigned long size, unsigned long addr);
-char *efi_convert_cmdline(efi_system_table_t *sys_table_arg,
- efi_loaded_image_t *image, int *cmd_line_len);
+char *efi_convert_cmdline(efi_loaded_image_t *image, int *cmd_line_len);
-efi_status_t efi_get_memory_map(efi_system_table_t *sys_table_arg,
- struct efi_boot_memmap *map);
+efi_status_t efi_get_memory_map(struct efi_boot_memmap *map);
-efi_status_t efi_low_alloc_above(efi_system_table_t *sys_table_arg,
- unsigned long size, unsigned long align,
+efi_status_t efi_low_alloc_above(unsigned long size, unsigned long align,
unsigned long *addr, unsigned long min);
static inline
-efi_status_t efi_low_alloc(efi_system_table_t *sys_table_arg,
- unsigned long size, unsigned long align,
+efi_status_t efi_low_alloc(unsigned long size, unsigned long align,
unsigned long *addr)
{
/*
@@ -1607,23 +1505,20 @@ efi_status_t efi_low_alloc(efi_system_table_t *sys_table_arg,
* checks pointers against NULL. Skip the first 8
* bytes so we start at a nice even number.
*/
- return efi_low_alloc_above(sys_table_arg, size, align, addr, 0x8);
+ return efi_low_alloc_above(size, align, addr, 0x8);
}
-efi_status_t efi_high_alloc(efi_system_table_t *sys_table_arg,
- unsigned long size, unsigned long align,
+efi_status_t efi_high_alloc(unsigned long size, unsigned long align,
unsigned long *addr, unsigned long max);
-efi_status_t efi_relocate_kernel(efi_system_table_t *sys_table_arg,
- unsigned long *image_addr,
+efi_status_t efi_relocate_kernel(unsigned long *image_addr,
unsigned long image_size,
unsigned long alloc_size,
unsigned long preferred_addr,
unsigned long alignment,
unsigned long min_addr);
-efi_status_t handle_cmdline_files(efi_system_table_t *sys_table_arg,
- efi_loaded_image_t *image,
+efi_status_t handle_cmdline_files(efi_loaded_image_t *image,
char *cmd_line, char *option_string,
unsigned long max_addr,
unsigned long *load_addr,
@@ -1631,8 +1526,7 @@ efi_status_t handle_cmdline_files(efi_system_table_t *sys_table_arg,
efi_status_t efi_parse_options(char const *cmdline);
-efi_status_t efi_setup_gop(efi_system_table_t *sys_table_arg,
- struct screen_info *si, efi_guid_t *proto,
+efi_status_t efi_setup_gop(struct screen_info *si, efi_guid_t *proto,
unsigned long size);
#ifdef CONFIG_EFI
@@ -1650,18 +1544,18 @@ enum efi_secureboot_mode {
efi_secureboot_mode_disabled,
efi_secureboot_mode_enabled,
};
-enum efi_secureboot_mode efi_get_secureboot(efi_system_table_t *sys_table);
+enum efi_secureboot_mode efi_get_secureboot(void);
#ifdef CONFIG_RESET_ATTACK_MITIGATION
-void efi_enable_reset_attack_mitigation(efi_system_table_t *sys_table_arg);
+void efi_enable_reset_attack_mitigation(void);
#else
static inline void
-efi_enable_reset_attack_mitigation(efi_system_table_t *sys_table_arg) { }
+efi_enable_reset_attack_mitigation(void) { }
#endif
-efi_status_t efi_random_get_seed(efi_system_table_t *sys_table_arg);
+efi_status_t efi_random_get_seed(void);
-void efi_retrieve_tpm2_eventlog(efi_system_table_t *sys_table);
+void efi_retrieve_tpm2_eventlog(void);
/*
* Arch code can implement the following three template macros, avoiding
@@ -1713,12 +1607,10 @@ void efi_retrieve_tpm2_eventlog(efi_system_table_t *sys_table);
})
typedef efi_status_t (*efi_exit_boot_map_processing)(
- efi_system_table_t *sys_table_arg,
struct efi_boot_memmap *map,
void *priv);
-efi_status_t efi_exit_boot_services(efi_system_table_t *sys_table,
- void *handle,
+efi_status_t efi_exit_boot_services(void *handle,
struct efi_boot_memmap *map,
void *priv,
efi_exit_boot_map_processing priv_func);
@@ -1809,4 +1701,6 @@ struct linux_efi_memreserve {
#define EFI_MEMRESERVE_COUNT(size) (((size) - sizeof(struct linux_efi_memreserve)) \
/ sizeof(((struct linux_efi_memreserve *)0)->entry[0]))
+void efi_pci_disable_bridge_busmaster(void);
+
#endif /* _LINUX_EFI_H */
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.