diff options
Diffstat (limited to 'src/lib/loaders/cbfs_ramstage_loader.c')
-rw-r--r-- | src/lib/loaders/cbfs_ramstage_loader.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/src/lib/loaders/cbfs_ramstage_loader.c b/src/lib/loaders/cbfs_ramstage_loader.c new file mode 100644 index 0000000..5d5cc0b --- /dev/null +++ b/src/lib/loaders/cbfs_ramstage_loader.c @@ -0,0 +1,67 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008-2009 coresystems GmbH + * Copyright (C) 2014 Google Inc. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ +#include <console/console.h> +#include <cbfs.h> +#include <arch/stages.h> +#include <ramstage_loader.h> +#include <timestamp.h> + +#if CONFIG_RELOCATABLE_RAMSTAGE +#include <rmodule.h> + +static void *cbfs_load_ramstage(uint32_t cbmem_id, const char *name, + const struct cbmem_entry **cbmem_entry) +{ + struct rmod_stage_load rmod_ram = { + .cbmem_id = cbmem_id, + .name = name, + }; + + if (rmodule_stage_load_from_cbfs(&rmod_ram)) { + printk(BIOS_DEBUG, "Could not load ramstage.\n"); + return NULL; + } + + *cbmem_entry = rmod_ram.cbmem_entry; + + return rmod_ram.entry; +} + +#else /* CONFIG_RELOCATABLE_RAMSTAGE */ + +static void *cbfs_load_ramstage(uint32_t cbmem_id, const char *name, + const struct cbmem_entry **cbmem_entry) +{ + void *entry; + + entry = cbfs_load_stage(CBFS_DEFAULT_MEDIA, name); + + if ((void *)entry == (void *) -1) + entry = NULL; + + return entry; +} + +#endif /* CONFIG_RELOCATABLE_RAMSTAGE */ + +const struct ramstage_loader_ops cbfs_ramstage_loader = { + .name = "CBFS", + .load = cbfs_load_ramstage, +}; |