[coreboot] [v2] r4121 - trunk/coreboot-v2/src/lib

svn at coreboot.org svn at coreboot.org
Wed Apr 15 23:40:09 CEST 2009


Author: stuge
Date: 2009-04-15 23:40:08 +0200 (Wed, 15 Apr 2009)
New Revision: 4121

Removed:
   trunk/coreboot-v2/src/lib/romfs.c
Log:
v2/src romfs->cbfs rename

romfs.c has been replaced by cbfs.c.

Signed-off-by: Peter Stuge <peter at stuge.se>
Acked-by: Peter Stuge <peter at stuge.se>


Deleted: trunk/coreboot-v2/src/lib/romfs.c
===================================================================
--- trunk/coreboot-v2/src/lib/romfs.c	2009-04-15 21:25:21 UTC (rev 4120)
+++ trunk/coreboot-v2/src/lib/romfs.c	2009-04-15 21:40:08 UTC (rev 4121)
@@ -1,252 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2008, Jordan Crouse <jordan at cosmicpenguin.net>
- *
- * 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 <types.h>
-#include <string.h>
-#include <console/console.h>
-#include <boot/coreboot_tables.h>
-#include <romfs.h>
-
-#ifndef CONFIG_BIG_ENDIAN
-#define ntohl(x) ( ((x&0xff)<<24) | ((x&0xff00)<<8) | \
-		((x&0xff0000) >> 8) | ((x&0xff000000) >> 24) )
-#else
-#define ntohl(x) (x)
-#endif
-
-int run_address(void *f);
-
-int romfs_decompress(int algo, void *src, void *dst, int len)
-{
-	switch(algo) {
-	case ROMFS_COMPRESS_NONE:
-		memcpy(dst, src, len);
-		return 0;
-
-#ifdef CONFIG_COMPRESSION_LZMA
-
-	case ROMFS_COMPRESS_LZMA: {
-		unsigned long ulzma(unsigned char *src, unsigned char *dst);
-		ulzma(src, dst);
-	}
-		return 0;
-#endif
-
-#ifdef CONFIG_COMPRESSION_NRV2B
-	case ROMFS_COMPRESS_NRV2B: {
-		unsigned long unrv2b(u8 *src, u8 *dst, unsigned long *ilen_p);
-		unsigned long tmp;
-
-		unrv2b(src, dst, &tmp);
-	}
-		return 0;
-#endif
-	default:
-		printk_info( "ROMFS:  Unknown compression type %d\n",
-		       algo);
-		return -1;
-	}
-}
-
-int romfs_check_magic(struct romfs_file *file)
-{
-	return !strcmp(file->magic, ROMFS_FILE_MAGIC) ? 1 : 0;
-}
-
-struct romfs_header *romfs_master_header(void)
-{
-	struct romfs_header *header;
-
-	void *ptr = (void *)*((unsigned long *) ROMFS_HEADPTR_ADDR);
-	printk_debug("Check ROMFS header at %p\n", ptr);
-	header = (struct romfs_header *) ptr;
-
-	printk_debug("magic is %08x\n", ntohl(header->magic));
-	if (ntohl(header->magic) != ROMFS_HEADER_MAGIC) {
-		printk_err("NO ROMFS HEADER\n");
-		return NULL;
-	}
-
-	printk_debug("Found ROMFS header at %p\n", ptr);
-	return header;
-}
-
-struct romfs_file *romfs_find(const char *name)
-{
-	struct romfs_header *header = romfs_master_header();
-	unsigned long offset;
-
-	if (header == NULL)
-		return NULL;
-	offset = 0 - ntohl(header->romsize) + ntohl(header->offset);
-
-	while(1) {
-		struct romfs_file *file = (struct romfs_file *) offset;
-		if (romfs_check_magic(file)) printk_info("Check %s\n", ROMFS_NAME(file));
-		if (romfs_check_magic(file) &&
-		    !strcmp(ROMFS_NAME(file), name))
-			return file;
-
-		offset += ntohl(header->align);
-
-		if (offset < 0xFFFFFFFF - ntohl(header->romsize))
-			return NULL;
-	}
-}
-
-struct romfs_stage *romfs_find_file(const char *name, int type)
-{
-	struct romfs_file *file = romfs_find(name);
-
-	if (file == NULL) {
-		printk_info( "ROMFS:  Could not find file %s\n",
-		       name);
-		return NULL;
-	}
-
-	if (ntohl(file->type) != type) {
-		printk_info( "ROMFS:  File %s is of type %x instead of"
-		       "type %x\n", name, file->type, type);
-
-		return NULL;
-	}
-
-	return (void *) ROMFS_SUBHEADER(file);
-}
-
-void *romfs_load_optionrom(u16 vendor, u16 device, void * dest)
-{
-	char name[17];
-	struct romfs_optionrom *orom;
-	u8 *src;
-
-	sprintf(name,"pci%04x,%04x.rom", vendor, device);
-
-	orom = (struct romfs_optionrom *)
-		romfs_find_file(name, ROMFS_TYPE_OPTIONROM);
-
-	if (orom == NULL)
-		return NULL;
-
-	/* They might have specified a dest address. If so, we can decompress. 
-	 * If not, there's not much hope of decompressing or relocating the rom.
-	 * in the common case, the expansion rom is uncompressed, we
-	 * pass 0 in for the dest, and all we have to do is find the rom and 
-	 * return a pointer to it. 
- 	 */
-
-	/* BUG: the romtool is (not yet) including a romfs_optionrom header */
-	src = ((unsigned char *) orom); // + sizeof(struct romfs_optionrom);
-
-	if (! dest)
-		return src;
-
-	if (romfs_decompress(ntohl(orom->compression),
-			     src,
-			     dest,
-			     ntohl(orom->len)))
-		return NULL;
-
-	return dest;
-}
-
-void * romfs_load_payload(struct lb_memory *lb_mem, const char *name)
-{
-	int selfboot(struct lb_memory *mem, struct romfs_payload *payload);
-	struct romfs_payload *payload = (struct romfs_payload *)
-		romfs_find_file(name, ROMFS_TYPE_PAYLOAD);
-
-	struct romfs_payload_segment *segment, *first_segment;
-
-	if (payload == NULL)
-		return (void *) -1;
-	printk_debug("Got a payload\n");
-	first_segment = segment = &payload->segments;
-	selfboot(lb_mem, payload);
-	printk_emerg("SELFBOOT RETURNED!\n");
-
-	return (void *) -1;
-}
-
-void * romfs_load_stage(const char *name)
-{
-	struct romfs_stage *stage = (struct romfs_stage *)
-		romfs_find_file(name, ROMFS_TYPE_STAGE);
-	/* this is a mess. There is no ntohll. */
-	/* for now, assume compatible byte order until we solve this. */
-	u32 entry;
-
-	if (stage == NULL)
-		return (void *) -1;
-
-	printk_info("Stage: load @ %d/%d bytes, enter @ %llx\n", 
-			ntohl((u32) stage->load), ntohl(stage->memlen), 
-			stage->entry);
-	memset((void *) ntohl((u32) stage->load), 0, ntohl(stage->memlen));
-
-	if (romfs_decompress(ntohl(stage->compression),
-			     ((unsigned char *) stage) +
-			     sizeof(struct romfs_stage),
-			     (void *) ntohl((u32) stage->load),
-			     ntohl(stage->len)))
-		return (void *) -1;
-
-	entry = stage->entry;
-//	return (void *) ntohl((u32) stage->entry);
-	return (void *) entry;
-}
-
-void * romfs_get_file(const char *name)
-{
-	return romfs_find(name);
-}
-
-int romfs_execute_stage(const char *name)
-{
-	struct romfs_stage *stage = (struct romfs_stage *)
-		romfs_find_file(name, ROMFS_TYPE_STAGE);
-
-	if (stage == NULL)
-		return 1;
-
-	if (ntohl(stage->compression) != ROMFS_COMPRESS_NONE) {
-		printk_info( "ROMFS:  Unable to run %s:  Compressed file"
-		       "Not supported for in-place execution\n", name);
-		return 1;
-	}
-
-	/* FIXME: This isn't right */
-	printk_info( "ROMFS: run @ %p\n", (void *) ntohl((u32) stage->entry));
-	return run_address((void *) ntohl((u32) stage->entry));
-}
-
-/**
- * run_address is passed the address of a function taking no parameters and
- * jumps to it, returning the result. 
- * @param f the address to call as a function. 
- * returns value returned by the function. 
- */
-
-int run_address(void *f)
-{
-	int (*v) (void);
-	v = f;
-	return v();
-}
-





More information about the coreboot mailing list