X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=include%2Fefi_loader.h;h=99619f53a94b99cd099a27f9f4a1545fcd315a0a;hb=2611c05e840033e4c4ab83115836d7657f5b316b;hp=adb3315cd8d30fa8dbdb38fe16fbe77471631f94;hpb=bee91169f5b258bd8e61c3b902c07bf0e9b18c01;p=u-boot diff --git a/include/efi_loader.h b/include/efi_loader.h index adb3315cd8..99619f53a9 100644 --- a/include/efi_loader.h +++ b/include/efi_loader.h @@ -15,26 +15,27 @@ #include -/* #define DEBUG_EFI */ - -#ifdef DEBUG_EFI #define EFI_ENTRY(format, ...) do { \ efi_restore_gd(); \ - printf("EFI: Entry %s(" format ")\n", __func__, ##__VA_ARGS__); \ + debug("EFI: Entry %s(" format ")\n", __func__, ##__VA_ARGS__); \ } while(0) -#else -#define EFI_ENTRY(format, ...) do { \ - efi_restore_gd(); \ - } while(0) -#endif #define EFI_EXIT(ret) efi_exit_func(ret); +extern struct efi_runtime_services efi_runtime_services; extern struct efi_system_table systab; +extern const struct efi_simple_text_output_protocol efi_con_out; +extern const struct efi_simple_input_interface efi_con_in; +extern const struct efi_console_control_protocol efi_console_control; + +extern const efi_guid_t efi_guid_console_control; extern const efi_guid_t efi_guid_device_path; extern const efi_guid_t efi_guid_loaded_image; +extern unsigned int __efi_runtime_start, __efi_runtime_stop; +extern unsigned int __efi_runtime_rel_start, __efi_runtime_rel_stop; + /* * While UEFI objects can have callbacks, you can also call functions on * protocols (classes) themselves. This struct maps a protocol GUID to its @@ -78,11 +79,23 @@ struct efi_object { /* This list contains all UEFI objects we know of */ extern struct list_head efi_obj_list; +/* Called by bootefi to make all disk storage accessible as EFI objects */ +int efi_disk_register(void); +/* Called by bootefi to make GOP (graphical) interface available */ +int efi_gop_register(void); +/* Called by bootefi to make the network interface available */ +int efi_net_register(void **handle); +/* Called by bootefi to make SMBIOS tables available */ +void efi_smbios_register(void); + +/* Called by networking code to memorize the dhcp ack package */ +void efi_net_set_dhcp_ack(void *pkt, int len); + /* * Stub implementation for a protocol opener that just returns the handle as * interface */ -efi_status_t efi_return_handle(void *handle, +efi_status_t EFIAPI efi_return_handle(void *handle, efi_guid_t *protocol, void **protocol_interface, void *agent_handle, void *controller_handle, uint32_t attributes); @@ -96,10 +109,84 @@ void efi_save_gd(void); void efi_restore_gd(void); /* Called from EFI_EXIT on callback exit to restore the gd register */ efi_status_t efi_exit_func(efi_status_t ret); +/* Call this to relocate the runtime section to an address space */ +void efi_runtime_relocate(ulong offset, struct efi_mem_desc *map); +/* Call this to set the current device name */ +void efi_set_bootdev(const char *dev, const char *devnr, const char *path); + +/* Generic EFI memory allocator, call this to get memory */ +void *efi_alloc(uint64_t len, int memory_type); +/* More specific EFI memory allocator, called by EFI payloads */ +efi_status_t efi_allocate_pages(int type, int memory_type, unsigned long pages, + uint64_t *memory); +/* EFI memory free function. */ +efi_status_t efi_free_pages(uint64_t memory, unsigned long pages); +/* EFI memory allocator for small allocations */ +efi_status_t efi_allocate_pool(int pool_type, unsigned long size, + void **buffer); +/* EFI pool memory free function. */ +efi_status_t efi_free_pool(void *buffer); +/* Returns the EFI memory map */ +efi_status_t efi_get_memory_map(unsigned long *memory_map_size, + struct efi_mem_desc *memory_map, + unsigned long *map_key, + unsigned long *descriptor_size, + uint32_t *descriptor_version); +/* Adds a range into the EFI memory map */ +uint64_t efi_add_memory_map(uint64_t start, uint64_t pages, int memory_type, + bool overlap_only_ram); +/* Called by board init to initialize the EFI memory map */ +int efi_memory_init(void); +/* Adds new or overrides configuration table entry to the system table */ +efi_status_t efi_install_configuration_table(const efi_guid_t *guid, void *table); + +#ifdef CONFIG_EFI_LOADER_BOUNCE_BUFFER +extern void *efi_bounce_buffer; +#define EFI_LOADER_BOUNCE_BUFFER_SIZE (64 * 1024 * 1024) +#endif + +/* Convert strings from normal C strings to uEFI strings */ +static inline void ascii2unicode(u16 *unicode, const char *ascii) +{ + while (*ascii) + *(unicode++) = *(ascii++); +} + +/* + * Use these to indicate that your code / data should go into the EFI runtime + * section and thus still be available when the OS is running + */ +#define __efi_runtime_data __attribute__ ((section ("efi_runtime_data"))) +#define __efi_runtime __attribute__ ((section ("efi_runtime_text"))) + +/* Call this with mmio_ptr as the _pointer_ to a pointer to an MMIO region + * to make it available at runtime */ +void efi_add_runtime_mmio(void *mmio_ptr, u64 len); + +/* Boards may provide the functions below to implement RTS functionality */ + +void __efi_runtime EFIAPI efi_reset_system( + enum efi_reset_type reset_type, + efi_status_t reset_status, + unsigned long data_size, void *reset_data); +void efi_reset_system_init(void); + +efi_status_t __efi_runtime EFIAPI efi_get_time( + struct efi_time *time, + struct efi_time_cap *capabilities); +void efi_get_time_init(void); #else /* defined(EFI_LOADER) && !defined(CONFIG_SPL_BUILD) */ +/* Without CONFIG_EFI_LOADER we don't have a runtime section, stub it out */ +#define __efi_runtime_data +#define __efi_runtime +static inline void efi_add_runtime_mmio(void *mmio_ptr, u64 len) { } + /* No loader configured, stub out EFI_ENTRY */ static inline void efi_restore_gd(void) { } +static inline void efi_set_bootdev(const char *dev, const char *devnr, + const char *path) { } +static inline void efi_net_set_dhcp_ack(void *pkt, int len) { } #endif