Re: [U-Boot] [PATCH v3] env: export fdt_blob to the environment variable

Hi,

On Monday, 12 October 2015, Thomas Chou thomas@wytron.com.tw wrote:

Export fdt_blob to the environment variable. So that we may use it to boot Linux.

Signed-off-by: Thomas Chou thomas@wytron.com.tw

v2 move the code to per board, nios2-generic.c. v3 move the code to generic, board_r.c.

common/board_r.c | 1 + 1 file changed, 1 insertion(+)

diff --git a/common/board_r.c b/common/board_r.c index a4facf8..6f10a31 100644 --- a/common/board_r.c +++ b/common/board_r.c @@ -449,6 +449,7 @@ static int initr_env(void) env_relocate(); else set_default_env(NULL);

•   setenv_addr("fdt_blob", gd->fdt_blob);
  
    /* Initialize from environment */
    load_addr = getenv_ulong("loadaddr", 16, load_addr);
  

-- 2.1.4

We already have fdtcontroladdr, so how about using that instead?

Also please can you add docs to README.fdt-control? Also note that it is read-only and cannot be changed. In fact changing it will be ignored.

Regards, Simon