opnsense-src/sys/boot/efi/include/efilib.h
Andrew Turner d15667174d Use the UEFI event timer to update the time on arm and arm64. The current
code uses the GetTime function from the Runtime Service, however this has
been shown to not return a useable time on many arm64 UEFI implementations.

Reviewed by:	jhb, smh
Sponsored by:	ABT Systems Ltd
Differential Revision:	https://reviews.freebsd.org/D6709
2016-06-04 08:47:45 +00:00

63 lines
2.4 KiB
C

/*-
* Copyright (c) 2000 Doug Rabson
* Copyright (c) 2006 Marcel Moolenaar
* 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.
*
* $FreeBSD$
*/
#include <stand.h>
extern EFI_HANDLE IH;
extern EFI_SYSTEM_TABLE *ST;
extern EFI_BOOT_SERVICES *BS;
extern EFI_RUNTIME_SERVICES *RS;
extern struct devsw efipart_dev;
extern struct devsw efinet_dev;
extern struct netif_driver efinetif;
void *efi_get_table(EFI_GUID *tbl);
int efi_register_handles(struct devsw *, EFI_HANDLE *, EFI_HANDLE *, int);
EFI_HANDLE efi_find_handle(struct devsw *, int);
int efi_handle_lookup(EFI_HANDLE, struct devsw **, int *, uint64_t *);
int efi_handle_update_dev(EFI_HANDLE, struct devsw *, int, uint64_t);
EFI_DEVICE_PATH *efi_lookup_image_devpath(EFI_HANDLE);
EFI_DEVICE_PATH *efi_lookup_devpath(EFI_HANDLE);
EFI_HANDLE efi_devpath_handle(EFI_DEVICE_PATH *);
EFI_DEVICE_PATH *efi_devpath_last_node(EFI_DEVICE_PATH *);
EFI_DEVICE_PATH *efi_devpath_trim(EFI_DEVICE_PATH *);
CHAR16 *efi_devpath_name(EFI_DEVICE_PATH *);
void efi_free_devpath_name(CHAR16 *);
int efi_status_to_errno(EFI_STATUS);
void efi_time_init(void);
void efi_time_fini(void);
EFI_STATUS main(int argc, CHAR16 *argv[]);
void exit(EFI_STATUS status);
void delay(int usecs);