sandbox: fdt: Support fdt command for sandbox

By using map_sysmem() we can get the fdt command to work correctly with
sandbox.

Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/common/cmd_fdt.c b/common/cmd_fdt.c
index e5829616fc4028c7f6bc3b5c2ea23475f1db3080..edefd77733177f23068e775af45d9e02c6aef4e2 100644 (file)
--- a/common/cmd_fdt.c
+++ b/common/cmd_fdt.c
@@ -31,6 +31,7 @@
 #include <asm/global_data.h>
 #include <libfdt.h>
 #include <fdt_support.h>
+#include <asm/io.h>
 
 #define MAX_LEVEL      32              /* how deeply nested we will go */
 #define SCRATCHPAD     1024            /* bytes of scratchpad memory */
@@ -55,7 +56,10 @@ struct fdt_header *working_fdt;
 
 void set_working_fdt_addr(void *addr)
 {
-       working_fdt = addr;
+       void *buf;
+
+       buf = map_sysmem((ulong)addr, 0);
+       working_fdt = buf;
        setenv_addr("fdtaddr", addr);
 }
 
@@ -129,13 +133,13 @@ static int do_fdt(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
                }
 
                addr = simple_strtoul(argv[0], NULL, 16);
-               blob = (struct fdt_header *)addr;
+               blob = map_sysmem(addr, 0);
                if (!fdt_valid(&blob))
                        return 1;
                if (control)
                        gd->fdt_blob = blob;
                else
-                       set_working_fdt_addr((void *)addr);
+                       set_working_fdt_addr(blob);
 
                if (argc >= 2) {
                        int  len;