#include <string.h>
#include <console/console.h>
#include <cbfs.h>
+#include <lib.h>
+#include <arch/byteorder.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
-unsigned long ulzma(unsigned char *src, unsigned char *dst);
-
-int cbfs_decompress(int algo, void *src, void *dst, int len)
+/**
+ * Decompression wrapper for CBFS
+ * @param algo
+ * @param src
+ * @param dst
+ * @param len
+ * @return 0 on success, -1 on failure
+ */
+static int cbfs_decompress(int algo, void *src, void *dst, int len)
{
switch(algo) {
case CBFS_COMPRESS_NONE:
case CBFS_COMPRESS_LZMA:
if (!ulzma(src, dst)) {
- printk_err("CBFS: LZMA decompression failed!\n");
+ printk(BIOS_ERR, "CBFS: LZMA decompression failed!\n");
return -1;
}
return 0;
default:
- printk_info( "CBFS: Unknown compression type %d\n", algo);
+ printk(BIOS_INFO, "CBFS: Unknown compression type %d\n", algo);
return -1;
}
}
-int cbfs_check_magic(struct cbfs_file *file)
+static int cbfs_check_magic(struct cbfs_file *file)
{
return !strcmp(file->magic, CBFS_FILE_MAGIC) ? 1 : 0;
}
-struct cbfs_header *cbfs_master_header(void)
+static struct cbfs_header *cbfs_master_header(void)
{
struct cbfs_header *header;
void *ptr = (void *)*((unsigned long *) CBFS_HEADPTR_ADDR);
- printk_spew("Check CBFS header at %p\n", ptr);
+ printk(BIOS_SPEW, "Check CBFS header at %p\n", ptr);
header = (struct cbfs_header *) ptr;
- printk_spew("magic is %08x\n", ntohl(header->magic));
+ printk(BIOS_SPEW, "magic is %08x\n", ntohl(header->magic));
if (ntohl(header->magic) != CBFS_HEADER_MAGIC) {
- printk_err("ERROR: No valid CBFS header found!\n");
+ printk(BIOS_ERR, "ERROR: No valid CBFS header found!\n");
+ if (header->magic == 0xffffffff) {
+ printk(BIOS_ERR, "Maybe the ROM isn't entirely mapped yet?\n"
+ "See (and report to) http://www.coreboot.org/Infrastructure_Projects#CBFS\n");
+ }
return NULL;
}
- printk_spew("Found CBFS header at %p\n", ptr);
+ printk(BIOS_SPEW, "Found CBFS header at %p\n", ptr);
return header;
}
while(1) {
struct cbfs_file *file = (struct cbfs_file *) offset;
if (!cbfs_check_magic(file)) return NULL;
- printk_spew("Check %s\n", CBFS_NAME(file));
+ printk(BIOS_SPEW, "Check %s\n", CBFS_NAME(file));
if (!strcmp(CBFS_NAME(file), name))
return file;
int flen = ntohl(file->len);
int foffset = ntohl(file->offset);
- printk_spew("CBFS: follow chain: %p + %x + %x + align -> ", (void *)offset, foffset, flen);
+ printk(BIOS_SPEW, "CBFS: follow chain: %p + %x + %x + align -> ", (void *)offset, foffset, flen);
unsigned long oldoffset = offset;
offset = ALIGN(offset + foffset + flen, align);
- printk_spew("%p\n", (void *)offset);
+ printk(BIOS_SPEW, "%p\n", (void *)offset);
if (offset <= oldoffset) return NULL;
if (offset < 0xFFFFFFFF - ntohl(header->romsize))
}
}
-struct cbfs_stage *cbfs_find_file(const char *name, int type)
+void *cbfs_find_file(const char *name, int type)
{
struct cbfs_file *file = cbfs_find(name);
if (file == NULL) {
- printk_info( "CBFS: Could not find file %s\n",
+ printk(BIOS_INFO, "CBFS: Could not find file %s\n",
name);
return NULL;
}
if (ntohl(file->type) != type) {
- printk_info( "CBFS: File %s is of type %x instead of"
+ printk(BIOS_INFO, "CBFS: File %s is of type %x instead of"
"type %x\n", name, file->type, type);
return NULL;
return (void *) CBFS_SUBHEADER(file);
}
-static int tohex4(unsigned int c)
+static inline int tohex4(unsigned int c)
{
return (c<=9)?(c+'0'):(c-10+'a');
}
if (orom == NULL)
return NULL;
- /* They might have specified a dest address. If so, we can decompress.
+ /* 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.
+ * pass 0 in for the dest, and all we have to do is find the rom and
+ * return a pointer to it.
*/
/* BUG: the cbfstool is (not yet) including a cbfs_optionrom header */
if (stage == NULL)
return (void *) -1;
- printk_info("Stage: loading %s @ 0x%x (%d bytes), entry @ 0x%llx\n",
+ printk(BIOS_INFO, "Stage: loading %s @ 0x%x (%d bytes), entry @ 0x%llx\n",
name,
- (u32) stage->load, stage->memlen,
+ (u32) stage->load, stage->memlen,
stage->entry);
memset((void *) (u32) stage->load, 0, stage->memlen);
stage->len))
return (void *) -1;
- printk_debug("Stage: done loading.\n");
+ printk(BIOS_DEBUG, "Stage: done loading.\n");
entry = stage->entry;
// entry = ntohl((u32) stage->entry);
return (void *) entry;
}
-void * cbfs_get_file(const char *name)
-{
- return cbfs_find(name);
-}
-
int cbfs_execute_stage(const char *name)
{
struct cbfs_stage *stage = (struct cbfs_stage *)
return 1;
if (ntohl(stage->compression) != CBFS_COMPRESS_NONE) {
- printk_info( "CBFS: Unable to run %s: Compressed file"
+ printk(BIOS_INFO, "CBFS: Unable to run %s: Compressed file"
"Not supported for in-place execution\n", name);
return 1;
}
/* FIXME: This isn't right */
- printk_info( "CBFS: run @ %p\n", (void *) ntohl((u32) stage->entry));
+ printk(BIOS_INFO, "CBFS: 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.
+ * jumps to it, returning the result.
+ * @param f the address to call as a function.
+ * @return value returned by the function.
*/
int run_address(void *f)
projects / coreboot.git / blobdiff