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WATCHDOG question

DISCUSSION James Robinson 2 participants 2 messages Sep 15, 2010

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Hello,
I have created my own port of our i.MX27 board and it is running great. One of the final things I need to get working is my external watchdog code. I added the code to my board's wamce.c (my boards main "C" file) and CONFIG_WATCHDOG=1 in config.h. I see that it is in-fact getting called from the device drivers. But.... when I break into the shell, I don't see it being called. I found that the simple shell has a watchdog kick in the readline function, but has anyone implemented the watchdog with the hush shell?

I have gotten the following to work and would like to thank the group for making it REALLY easy to get it working...
1) NAND flash
2) ethernet.
3) i2c - I can see my 2 i2c buses and also talk to my SM buss controller.
4) GPIO for fan,leds, and power button.
5) HS usb host. (still need to get FS host to work) I can see our hub's and touch controller.

Thanks,
James

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#1 lore raw
Quoted 10 lines · James Robinson

Hello,
I have created my own port of our i.MX27 board and it is running great. One of the final things I need to get working is my external watchdog code. I added the code to my board's wamce.c (my boards main "C" file) and CONFIG_WATCHDOG=1 in config.h. I see that it is in-fact getting called from the device drivers. But.... when I break into the shell, I don't see it being called. I found that the simple shell has a watchdog kick in the readline function, but has anyone implemented the watchdog with the hush shell?

Quoted 8 lines

I have gotten the following to work and would like to thank the group for making it REALLY easy to get it working...
1) NAND flash
2) ethernet.
3) i2c - I can see my 2 i2c buses and also talk to my SM buss controller.
4) GPIO for fan,leds, and power button.
5) HS usb host. (still need to get FS host to work) I can see our hub's and touch controller.

I've implemented a generic polling "framework" for barebox. You can register several functions that should be called.

I'm using it to poll a CAN controller within barebox, but you can add a (hardware) watchdog, too.

cheers, Marc

Signature · 4 lines
Pengutronix e.K.                  | Marc Kleine-Budde           |
Industrial Linux Solutions        | Phone: +49-231-2826-924     |
Vertretung West/Dortmund          | Fax:   +49-5121-206917-5555 |
Amtsgericht Hildesheim, HRA 2686  | http://www.pengutronix.de   |

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