diff options
Diffstat (limited to 'sys/boot/i386/efi/efimd.c')
| -rw-r--r-- | sys/boot/i386/efi/efimd.c | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/sys/boot/i386/efi/efimd.c b/sys/boot/i386/efi/efimd.c deleted file mode 100644 index 01905e6..0000000 --- a/sys/boot/i386/efi/efimd.c +++ /dev/null @@ -1,139 +0,0 @@ -/*- - * Copyright (c) 2004, 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 ``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 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 <stand.h> - -#include <efi.h> -#include <efilib.h> - -#include <libi386.h> -#include <machine/bootinfo.h> - -#define EFI_INTEL_FPSWA \ - {0xc41b6531,0x97b9,0x11d3,{0x9a,0x29,0x00,0x90,0x27,0x3f,0xc1,0x4d}} - -static EFI_GUID fpswa_guid = EFI_INTEL_FPSWA; - -/* DIG64 Headless Console & Debug Port Table. */ -#define HCDP_TABLE_GUID \ - {0xf951938d,0x620b,0x42ef,{0x82,0x79,0xa8,0x4b,0x79,0x61,0x78,0x98}} - -static EFI_GUID hcdp_guid = HCDP_TABLE_GUID; - -static UINTN mapkey; - -uint64_t -ldr_alloc(vm_offset_t va) -{ - - return (0); -} - -int -ldr_bootinfo(struct bootinfo *bi, uint64_t *bi_addr) -{ - VOID *fpswa; - EFI_MEMORY_DESCRIPTOR *mm; - EFI_PHYSICAL_ADDRESS addr; - EFI_HANDLE handle; - EFI_STATUS status; - size_t bisz; - UINTN mmsz, pages, sz; - UINT32 mmver; - - bi->bi_systab = (uint64_t)ST; - bi->bi_hcdp = (uint64_t)efi_get_table(&hcdp_guid); - - sz = sizeof(EFI_HANDLE); - status = BS->LocateHandle(ByProtocol, &fpswa_guid, 0, &sz, &handle); - if (status == 0) - status = BS->HandleProtocol(handle, &fpswa_guid, &fpswa); - bi->bi_fpswa = (status == 0) ? (uint64_t)fpswa : 0; - - bisz = (sizeof(struct bootinfo) + 0x0f) & ~0x0f; - - /* - * Allocate enough pages to hold the bootinfo block and the memory - * map EFI will return to us. The memory map has an unknown size, - * so we have to determine that first. Note that the AllocatePages - * call can itself modify the memory map, so we have to take that - * into account as well. The changes to the memory map are caused - * by splitting a range of free memory into two (AFAICT), so that - * one is marked as being loader data. - */ - sz = 0; - BS->GetMemoryMap(&sz, NULL, &mapkey, &mmsz, &mmver); - sz += mmsz; - sz = (sz + 15) & ~15; - pages = EFI_SIZE_TO_PAGES(sz + bisz); - status = BS->AllocatePages(AllocateAnyPages, EfiLoaderData, pages, - &addr); - if (EFI_ERROR(status)) { - printf("%s: AllocatePages() returned 0x%lx\n", __func__, - (long)status); - return (ENOMEM); - } - - /* - * Read the memory map and stash it after bootinfo. Align the - * memory map on a 16-byte boundary (the bootinfo block is page - * aligned). - */ - *bi_addr = addr; - mm = (void *)(addr + bisz); - sz = (EFI_PAGE_SIZE * pages) - bisz; - status = BS->GetMemoryMap(&sz, mm, &mapkey, &mmsz, &mmver); - if (EFI_ERROR(status)) { - printf("%s: GetMemoryMap() returned 0x%lx\n", __func__, - (long)status); - return (EINVAL); - } - bi->bi_memmap = (uint64_t)mm; - bi->bi_memmap_size = sz; - bi->bi_memdesc_size = mmsz; - bi->bi_memdesc_version = mmver; - - bcopy(bi, (void *)(*bi_addr), sizeof(*bi)); - return (0); -} - -int -ldr_enter(const char *kernel) -{ - EFI_STATUS status; - - status = BS->ExitBootServices(IH, mapkey); - if (EFI_ERROR(status)) { - printf("%s: ExitBootServices() returned 0x%lx\n", __func__, - (long)status); - return (EINVAL); - } - - return (0); -} |
