#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__); \
- } while(0)
-#else
#define EFI_ENTRY(format, ...) do { \
efi_restore_gd(); \
+ debug("EFI: Entry %s(" format ")\n", __func__, ##__VA_ARGS__); \
} 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
/* 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 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
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. Not implemented today */
+efi_status_t efi_free_pages(uint64_t memory, unsigned long pages);
+/* 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);
+
+#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_TEXT __attribute__ ((section ("efi_runtime_text")))
#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_TEXT
+
/* 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