diff options
Diffstat (limited to 'bsps/shared/freebsd/stand/efi/libefi/libefi.c')
-rw-r--r-- | bsps/shared/freebsd/stand/efi/libefi/libefi.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/bsps/shared/freebsd/stand/efi/libefi/libefi.c b/bsps/shared/freebsd/stand/efi/libefi/libefi.c new file mode 100644 index 0000000000..f63e146f2e --- /dev/null +++ b/bsps/shared/freebsd/stand/efi/libefi/libefi.c @@ -0,0 +1,63 @@ +/*- + * Copyright (c) 2000 Doug Rabson + * 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. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <efi.h> +#ifndef __rtems__ +#include <eficonsctl.h> +#include <efilib.h> +#include <stand.h> +#endif /* __rtems__ */ + +EFI_HANDLE IH; +EFI_SYSTEM_TABLE *ST; +EFI_BOOT_SERVICES *BS; +EFI_RUNTIME_SERVICES *RS; + +#ifndef __rtems__ +void * +efi_get_table(EFI_GUID *tbl) +{ + EFI_GUID *id; + int i; + + for (i = 0; i < ST->NumberOfTableEntries; i++) { + id = &ST->ConfigurationTable[i].VendorGuid; + if (!memcmp(id, tbl, sizeof(EFI_GUID))) + return (ST->ConfigurationTable[i].VendorTable); + } + return (NULL); +} + +EFI_STATUS +OpenProtocolByHandle(EFI_HANDLE handle, EFI_GUID *protocol, void **interface) +{ + return (BS->OpenProtocol(handle, protocol, interface, IH, NULL, + EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL)); +} +#endif |