cmd: cramfs: use map_sysmem for sandbox support
As with most other commands, this needs to factor in the sysmem offset
in the sandbox or it will try to dereference the simulated physical
address directly.
Signed-off-by: Tyler Hall <tylerwhall@gmail.com>
diff --git a/cmd/cramfs.c b/cmd/cramfs.c
index 965ca4e..4e75de8 100644
--- a/cmd/cramfs.c
+++ b/cmd/cramfs.c
@@ -13,11 +13,13 @@
#include <common.h>
#include <command.h>
#include <malloc.h>
+#include <mapmem.h>
#include <linux/list.h>
#include <linux/ctype.h>
#include <jffs2/jffs2.h>
#include <jffs2/load_kernel.h>
#include <cramfs/cramfs_fs.h>
+#include <asm/io.h>
/* enable/disable debugging messages */
#define DEBUG_CRAMFS
@@ -95,6 +97,7 @@
char *filename;
int size;
ulong offset = load_addr;
+ char *offset_virt;
struct part_info part;
struct mtd_device dev;
@@ -111,7 +114,7 @@
dev.id = &id;
part.dev = &dev;
/* fake the address offset */
- part.offset = addr - OFFSET_ADJUSTMENT;
+ part.offset = (u64)(uintptr_t) map_sysmem(addr - OFFSET_ADJUSTMENT, 0);
/* pre-set Boot file name */
if ((filename = getenv("bootfile")) == NULL) {
@@ -127,9 +130,10 @@
filename = argv[2];
}
+ offset_virt = map_sysmem(offset, 0);
size = 0;
if (cramfs_check(&part))
- size = cramfs_load ((char *) offset, &part, filename);
+ size = cramfs_load (offset_virt, &part, filename);
if (size > 0) {
printf("### CRAMFS load complete: %d bytes loaded to 0x%lx\n",
@@ -139,6 +143,9 @@
printf("### CRAMFS LOAD ERROR<%x> for %s!\n", size, filename);
}
+ unmap_sysmem(offset_virt);
+ unmap_sysmem((void *)(uintptr_t)part.offset);
+
return !(size > 0);
}
@@ -172,7 +179,7 @@
dev.id = &id;
part.dev = &dev;
/* fake the address offset */
- part.offset = addr - OFFSET_ADJUSTMENT;
+ part.offset = (u64)(uintptr_t) map_sysmem(addr - OFFSET_ADJUSTMENT, 0);
if (argc == 2)
filename = argv[1];
@@ -180,6 +187,7 @@
ret = 0;
if (cramfs_check(&part))
ret = cramfs_ls (&part, filename);
+ unmap_sysmem((void *)(uintptr_t)part.offset);
return ret ? 0 : 1;
}