#include <linux/list.h>
-/* #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 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
/* 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);
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
projects / people / ms / u-boot.git / blobdiff