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| author | Adrian Chadd <adrian@FreeBSD.org> | 2021-04-19 05:48:13 +0000 |
|---|---|---|
| committer | Adrian Chadd <adrian@FreeBSD.org> | 2021-05-22 22:53:00 +0000 |
| commit | 114f4b17d5b60a5d53ca98f08cc7e8d78c6984de (patch) | |
| tree | 8e5be7fcc405e2671771371865a959f8eca4defe /sys/mips | |
| parent | 03b0505b8fe848f33f2f38fe89dd5538908c847e (diff) | |
| download | src-114f4b17d5b60a5d53ca98f08cc7e8d78c6984de.tar.gz src-114f4b17d5b60a5d53ca98f08cc7e8d78c6984de.zip | |
[ar71xx] During reset, don't spin, just keep trying
I've seen this fail from time to time and just hang during reset.
Instead of it just hanging, just poke it again. I've not seen it
fail in hundreds of test resets now.
Tested:
* AR9344 AP/STA configuration
Diffstat (limited to 'sys/mips')
| -rw-r--r-- | sys/mips/atheros/ar71xx_machdep.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/sys/mips/atheros/ar71xx_machdep.c b/sys/mips/atheros/ar71xx_machdep.c index 2bb6d5845d16..72beec972de2 100644 --- a/sys/mips/atheros/ar71xx_machdep.c +++ b/sys/mips/atheros/ar71xx_machdep.c @@ -80,10 +80,13 @@ platform_cpu_init() void platform_reset(void) { - ar71xx_device_stop(RST_RESET_FULL_CHIP); - /* Wait for reset */ - while(1) - ; + while(1) { + printf("%s: resetting via AHB FULL_CHIP register...\n", __func__); + ar71xx_device_start(RST_RESET_FULL_CHIP); + DELAY(100 * 1000); + ar71xx_device_stop(RST_RESET_FULL_CHIP); + DELAY(1000 * 1000); + } } /* |