Differential D5108 Diff 12914 sys/boot/efi/boot1/boot_module.h

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sys/boot/efi/boot1/boot_module.h

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#include <stdbool.h>		#include <stdbool.h>

#include <efi.h>		#include <efi.h>
#include <efilib.h>		#include <efilib.h>
#include <eficonsctl.h>		#include <eficonsctl.h>

#ifdef EFI_DEBUG		#ifdef EFI_DEBUG
#define DPRINTF(fmt, ...) printf(fmt, __VA_ARGS__)		#define DPRINTF(fmt, args...) printf(fmt, ##args)
		#define DSTALL(d) bs->Stall(d)
#else		#else
#define DPRINTF(fmt, ...) {}		#define DPRINTF(fmt, ...) {}
		#define DSTALL(d) {}
#endif		#endif

/* EFI device info */		/* EFI device info */
typedef struct dev_info		typedef struct dev_info
{		{
EFI_BLOCK_IO *dev;		EFI_BLOCK_IO *dev;
EFI_DEVICE_PATH *devpath;		EFI_DEVICE_PATH *devpath;
EFI_HANDLE *devhandle;		EFI_HANDLE *devhandle;
void *devdata;		void *devdata;
		BOOLEAN preferred;
struct dev_info *next;		struct dev_info *next;
} dev_info_t;		} dev_info_t;

/*		/*
* A boot loader module.		* A boot loader module.
*		*
* This is a standard interface for filesystem modules in the EFI system.		* This is a standard interface for filesystem modules in the EFI system.
*/		*/
Show All 11 Lines	typedef struct boot_module_t
* EFI_SUCCESS = The module can handle the device.		* EFI_SUCCESS = The module can handle the device.
* EFI_NOT_FOUND = The module can not handle the device.		* EFI_NOT_FOUND = The module can not handle the device.
* Other = The module encountered an error.		* Other = The module encountered an error.
*/		*/
EFI_STATUS (probe)(dev_info_t dev);		EFI_STATUS (probe)(dev_info_t dev);

/*		/*
* load should select the best out of a set of devices that probe		* load should select the best out of a set of devices that probe
* indicated were loadable and load it.		* indicated were loadable and load the specified file.
*		*
* Return codes:		* Return codes:
* EFI_SUCCESS = The module can handle the device.		* EFI_SUCCESS = The module can handle the device.
* EFI_NOT_FOUND = The module can not handle the device.		* EFI_NOT_FOUND = The module can not handle the device.
* Other = The module encountered an error.		* Other = The module encountered an error.
*/		*/
EFI_STATUS (load)(const char loader_path, dev_info_t **devinfo,		EFI_STATUS (load)(const char filepath, dev_info_t *devinfo,
void *buf, size_t bufsize);		void *buf, size_t bufsize);

/* status outputs information about the probed devices. */		/* status outputs information about the probed devices. */
void (*status)();		void (*status)();

		/* valid devices as found by probe. */
		dev_info_t (devices)();
} boot_module_t;		} boot_module_t;

/* Standard boot modules. */		/* Standard boot modules. */
#ifdef EFI_UFS_BOOT		#ifdef EFI_UFS_BOOT
extern const boot_module_t ufs_module;		extern const boot_module_t ufs_module;
#endif		#endif
#ifdef EFI_ZFS_BOOT		#ifdef EFI_ZFS_BOOT
extern const boot_module_t zfs_module;		extern const boot_module_t zfs_module;
#endif		#endif

/* Functions available to modules. */		/* Functions available to modules. */
extern void add_device(dev_info_t *devinfop, dev_info_t devinfo);		extern void add_device(dev_info_t *devinfop, dev_info_t devinfo);
extern void panic(const char *fmt, ...) __dead2;		extern void panic(const char *fmt, ...) __dead2;
extern int printf(const char *fmt, ...);		extern int printf(const char *fmt, ...);
extern int vsnprintf(char str, size_t sz, const char fmt, va_list ap);		extern int vsnprintf(char str, size_t sz, const char fmt, va_list ap);

extern EFI_SYSTEM_TABLE *systab;		extern EFI_SYSTEM_TABLE *systab;
extern EFI_BOOT_SERVICES *bs;		extern EFI_BOOT_SERVICES *bs;

		extern int devpath_strlcat(char buf, size_t size, EFI_DEVICE_PATH devpath);
		extern char devpath_str(EFI_DEVICE_PATH devpath);
#endif		#endif