Differential D4104 Diff 10018 sys/boot/efi/boot1/boot_module.h

Changeset View

Standalone View

Property	Old Value	New Value
svn:eol-style	null	native \ No newline at end of property
svn:keywords	null	FreeBSD=%H \ No newline at end of property
svn:mime-type	null	text/plain \ No newline at end of property

				#ifndef _BOOT_MODULE_H_
				#define _BOOT_MODULE_H_

				#include <stdbool.h>

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

				#define UFS_EFI_BOOT 1
				#define ZFS_EFI_BOOT 1

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

				// A boot loader module. This is a standard interface for filesystem
				// modules in the EFI system.
				typedef struct boot_module_t
				{
				const char* const name;

				// Initialize the module.
				void (* const init)(EFI_HANDLE image,
				EFI_SYSTEM_TABLE* systab,
				EFI_BOOT_SERVICES *bootsrv);

				// Check to see if curr_dev is a device that this module can handle.
				bool (* const probe)(dev_info_t* dev);

				// Select the best out of a set of devices that probe indicated were
				// loadable, and load it.
				void* (* const load)(const dev_info_t devs[],
				size_t ndevs,
				const char* loader_path,
				int* idxref,
				size_t* bufsizeref);
				} boot_module_t;

				// Standard boot modules
				#ifdef UFS_EFI_BOOT
				extern const boot_module_t ufs_module;
				#endif
				#ifdef ZFS_EFI_BOOT
				extern const boot_module_t zfs_module;
				#endif

				// Functions available to modules
				extern int strcmp(const char s1, const char s2);
				extern void bcopy(const void src, void dst, size_t len);
				extern void panic(const char *fmt, ...) __dead2;
				extern int printf(const char *fmt, ...);
				extern int vsnprintf(char str, size_t sz, const char fmt, va_list ap);

				#endif