Re: [U-Boot] [PATCH] imx: save reset cause in 'reset_cause' environment variable

Hi all,

On 02/05/2015 03:57 PM, Eric Nelson wrote:

The cause of a reset is generally useful, and shouldn't be blindly cleared in the process of displaying it as a part of the boot announcement.

Stash the string representation in the environment variable "reset_cause".

<snip>

Signed-off-by: Eric Nelson eric.nelson@boundarydevices.com

arch/arm/imx-common/cpu.c | 2 ++ 1 file changed, 2 insertions(+)

diff --git a/arch/arm/imx-common/cpu.c b/arch/arm/imx-common/cpu.c index 28ccd29..31d6e61 100644 --- a/arch/arm/imx-common/cpu.c +++ b/arch/arm/imx-common/cpu.c @@ -32,6 +32,8 @@ char *get_reset_cause(void) cause = readl(&src_regs->srsr); writel(cause, &src_regs->srsr);

• setenv_hex("reset_cause", cause);

Nak.

This routine is called before the environment is initialized.