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authorJulius Werner <jwerner@chromium.org>2015-12-16 19:43:46 -0800
committerJulius Werner <jwerner@chromium.org>2015-12-17 19:55:26 +0100
commit74babffccbd9ff47369650bcb5bd6e016d757959 (patch)
tree9c6338f17b2834be2a40d6835270dd3a00766bb6 /src/vendorcode/google
parentfdaf9cca3663423453e3f1988832a6e267a024b6 (diff)
downloadcoreboot-74babffccbd9ff47369650bcb5bd6e016d757959.tar.xz
vendorcode: google: chromeos: Remove old fmap.c file
This file became obsolete when FMAP code moved to src/lib/ and is no longer built by any Makefile. Let's remove it to avoid confusing people. Change-Id: I55639af28f9f3d4c4cb0429b805e3f120ecc374e Signed-off-by: Julius Werner <jwerner@chromium.org> Reviewed-on: https://review.coreboot.org/12753 Reviewed-by: Aaron Durbin <adurbin@chromium.org> Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/vendorcode/google')
-rw-r--r--src/vendorcode/google/chromeos/fmap.c153
1 files changed, 0 insertions, 153 deletions
diff --git a/src/vendorcode/google/chromeos/fmap.c b/src/vendorcode/google/chromeos/fmap.c
deleted file mode 100644
index 2cc223e67c..0000000000
--- a/src/vendorcode/google/chromeos/fmap.c
+++ /dev/null
@@ -1,153 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2012 The ChromiumOS Authors. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
-
-#include <stdint.h>
-#include <stddef.h>
-#include <string.h>
-#include <console/console.h>
-#include <cbfs.h>
-#include "fmap.h"
-
-static int is_fmap_signature_valid(const struct fmap *fmap)
-{
- const char reversed_sig[] = FMAP_REVERSED_SIGNATURE;
- const char *p2 = reversed_sig + sizeof(FMAP_REVERSED_SIGNATURE) - 2;
- const char *p1 = (char *)fmap;
-
- while (p2 >= reversed_sig)
- if (*p1++ != *p2--) {
- printk(BIOS_ERR, "No FMAP found at %p.\n", fmap);
- return 1;
- }
-
- printk(BIOS_DEBUG, "FMAP: Found \"%s\" version %d.%d at %p.\n",
- fmap->name, fmap->ver_major, fmap->ver_minor, fmap);
- printk(BIOS_DEBUG, "FMAP: base = %llx size = %x #areas = %d\n",
- (unsigned long long)fmap->base, fmap->size, fmap->nareas);
-
- return 0;
-}
-
-/* Find FMAP data structure in ROM.
- * See http://code.google.com/p/flashmap/ for more information on FMAP.
- */
-const struct fmap *fmap_find(void)
-{
- /* FIXME: Get rid of the hard codes. The "easy" way would be to
- * do a binary search, but since ROM accesses are slow, we don't
- * want to spend a lot of time looking for the FMAP. An elegant
- * solution would be to store a pointer to the FMAP in the CBFS
- * master header; that would require some more changes to cbfstool
- * and possibly cros_bundle_firmware.
- */
- const struct fmap *fmap;
- struct cbfs_media media;
- size_t size;
-
- if (init_default_cbfs_media(&media)) {
- printk(BIOS_ERR, "failed to init default cbfs media\n");
- return NULL;
- }
-
- media.open(&media);
- fmap = media.map(&media, CONFIG_FLASHMAP_OFFSET, sizeof(*fmap));
-
- if (fmap == CBFS_MEDIA_INVALID_MAP_ADDRESS) {
- printk(BIOS_ERR, "failed to map FMAP header\n");
- media.close(&media);
- return NULL;
- }
-
- if (is_fmap_signature_valid(fmap)) {
- media.unmap(&media, fmap);
- media.close(&media);
- return NULL;
- }
-
- size = sizeof(*fmap) + sizeof(struct fmap_area) * fmap->nareas;
- media.unmap(&media, fmap);
- fmap = media.map(&media, CONFIG_FLASHMAP_OFFSET, size);
-
- if (fmap == CBFS_MEDIA_INVALID_MAP_ADDRESS) {
- printk(BIOS_ERR, "failed to map FMAP (size=%zu)\n", size);
- media.unmap(&media, fmap);
- media.close(&media);
- return NULL;
- }
-
- media.close(&media);
- return fmap;
-}
-
-const struct fmap_area *find_fmap_area(const struct fmap *fmap,
- const char name[])
-{
- const struct fmap_area *area = NULL;
-
- if (fmap) {
- int i;
- for (i = 0; i < fmap->nareas; i++) {
- if (!strcmp((const char *)fmap->areas[i].name, name)) {
- area = &fmap->areas[i];
- break;
- }
- }
- }
-
- if (area) {
- printk(BIOS_DEBUG, "FMAP: area %s found\n", name);
- printk(BIOS_DEBUG, "FMAP: offset: %x\n", area->offset);
- printk(BIOS_DEBUG, "FMAP: size: %d bytes\n", area->size);
- } else {
- printk(BIOS_DEBUG, "FMAP: area %s not found\n", name);
- }
-
- return area;
-}
-
-int find_fmap_entry(const char name[], void **pointer)
-{
- MAYBE_STATIC const struct fmap *fmap = NULL;
- const struct fmap_area *area;
- void *base = NULL;
-
- if (!fmap)
- fmap = fmap_find();
-
- area = find_fmap_area(fmap, name);
-
- if (!area)
- return -1;
-
- /* Right now cros_bundle_firmware does not write a valid
- * base address into the FMAP. Hence, if base is 0, assume
- * 4GB-8MB as base address.
- */
- if (fmap->base) {
- base = (void *)(unsigned long)fmap->base;
- printk(BIOS_DEBUG, "FMAP: %s base at %p\n", name, base);
- } else {
-#if CONFIG_ARCH_X86
- base = (void *)(0 - CONFIG_ROM_SIZE);
- printk(BIOS_WARNING, "FMAP: No valid base address, using"
- " 0x%p\n", base);
-#endif
- }
-
- *pointer = (void*) ((uintptr_t)base + area->offset);
- printk(BIOS_DEBUG, "FMAP: %s at %p (offset %x)\n",
- name, *pointer, area->offset);
- return area->size;
-}