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sys/boot/efi/boot1/boot_module.h
- This file was added.
| 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 |
| /*- | |||||
| * Copyright (c) 2015 Eric McCorkle | |||||
| * All rights reserved. | |||||
| * | |||||
| * Redistribution and use in source and binary forms, with or without | |||||
| * modification, are permitted provided that the following conditions | |||||
| * are met: | |||||
| * 1. Redistributions of source code must retain the above copyright | |||||
| * notice, this list of conditions and the following disclaimer. | |||||
| * 2. Redistributions in binary form must reproduce the above copyright | |||||
| * notice, this list of conditions and the following disclaimer in the | |||||
| * documentation and/or other materials provided with the distribution. | |||||
| * | |||||
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |||||
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |||||
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |||||
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |||||
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |||||
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |||||
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |||||
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |||||
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |||||
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |||||
| * SUCH DAMAGE. | |||||
| * | |||||
| * $FreeBSD$ | |||||
| */ | |||||
| #ifndef _BOOT_MODULE_H_ | |||||
| #define _BOOT_MODULE_H_ | |||||
| #include <stdbool.h> | |||||
| #include <efi.h> | |||||
| #include <efilib.h> | |||||
| #include <eficonsctl.h> | |||||
| #ifdef EFI_DEBUG | |||||
| #define DPRINTF(fmt, args...) \ | |||||
| do { \ | |||||
| printf(fmt, ##args) \ | |||||
| } while (0) | |||||
| #else | |||||
| #define DPRINTF(fmt, args...) {} | |||||
| #endif | |||||
| /* EFI device info */ | |||||
| typedef struct dev_info | |||||
| { | |||||
| EFI_BLOCK_IO *dev; | |||||
| EFI_DEVICE_PATH *devpath; | |||||
| EFI_HANDLE *devhandle; | |||||
| void *devdata; | |||||
| struct dev_info *next; | |||||
| } 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 *name; | |||||
| /* init is the optional initialiser for the module. */ | |||||
| void (*init)(); | |||||
| /* | |||||
| * probe checks to see if the module can handle dev. | |||||
| * | |||||
| * Return codes: | |||||
| * EFI_SUCCESS = The module can handle the device. | |||||
| * EFI_NOT_FOUND = The module can not handle the device. | |||||
| * Other = The module encountered an error. | |||||
| */ | |||||
| EFI_STATUS (*probe)(dev_info_t* dev); | |||||
| /* | |||||
| * load should select the best out of a set of devices that probe | |||||
| * indicated were loadable and load it. | |||||
| * | |||||
| * Return codes: | |||||
| * EFI_SUCCESS = The module can handle the device. | |||||
| * EFI_NOT_FOUND = The module can not handle the device. | |||||
| * Other = The module encountered an error. | |||||
| */ | |||||
| EFI_STATUS (*load)(const char *loader_path, dev_info_t **devinfo, | |||||
| void **buf, size_t *bufsize); | |||||
| /* status outputs information about the probed devices. */ | |||||
| void (*status)(); | |||||
| } boot_module_t; | |||||
| /* Standard boot modules. */ | |||||
| #ifdef EFI_UFS_BOOT | |||||
| extern const boot_module_t ufs_module; | |||||
| #endif | |||||
| #ifdef EFI_ZFS_BOOT | |||||
| extern const boot_module_t zfs_module; | |||||
| #endif | |||||
| /* Functions available to modules. */ | |||||
| extern void add_device(dev_info_t **devinfop, dev_info_t *devinfo); | |||||
| 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); | |||||
| extern EFI_SYSTEM_TABLE *systab; | |||||
| extern EFI_BOOT_SERVICES *bs; | |||||
| #endif | |||||