Patchwork [U-Boot,v3,10/17] sandbox: fdt: Support fdt command for sandbox

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Submitter Simon Glass
Date April 20, 2013, 6:42 p.m.
Message ID <1366483372-16523-11-git-send-email-sjg@chromium.org>
Download mbox | patch
Permalink /patch/238171/
State Accepted, archived
Delegated to: Simon Glass
Headers show

Comments

Simon Glass - April 20, 2013, 6:42 p.m.
By using map_sysmem() we can get the fdt command to work correctly with
sandbox.

Signed-off-by: Simon Glass <sjg@chromium.org>
---
Changes in v3: None
Changes in v2:
- Rebase to use updated fdt_valid() function

 common/cmd_fdt.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)
Jerry Van Baren - May 6, 2013, 11:42 p.m.
On 04/20/2013 02:42 PM, Simon Glass wrote:
> By using map_sysmem() we can get the fdt command to work correctly with
> sandbox.
>
> Signed-off-by: Simon Glass <sjg@chromium.org>

Acked-by: Gerald Van Baren <vanbaren@cideas.com>

> ---
> Changes in v3: None
> Changes in v2:
> - Rebase to use updated fdt_valid() function
>
>   common/cmd_fdt.c | 10 +++++++---
>   1 file changed, 7 insertions(+), 3 deletions(-)

Patch

diff --git a/common/cmd_fdt.c b/common/cmd_fdt.c
index e582961..edefd77 100644
--- 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;