ibook2r2 & strange freeze.

Brice Figureau brice at tincell.com
Sun Apr 27 08:32:53 EST 2003

On Sunday, April 27, 2003, at 12:13 AM, Benjamin Herrenschmidt wrote:
>> disassembly:
>> c0184554 380b0e40 addi	r0,r11,3640
>> c0184558 7c00042c lwbrx	r0,r0,r0
>> c018455c 0c000000 twi	0,r0,0   <---- pc
>> c0184560 4c00012c isync
> [snip]

> Hrm... Interesting. It dies reading from the chip (MMIO). Can you
> check with xmon "h" command if there's a translation for 0xd9000000 ?
I'll do that at my next reboot.

> (Or hack radeonfb init to printk the result of ioremap of the registers
> to see if it's really 0xd9000000 or if the structure was corrupted some
> way)
I'll try to find where is the init.

> What is the exact error in xmon ? (vector number)
Vector 200


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