2.6-7-rc1 8xx - No go

[Paul Mackerras]

Pantelis Antoniou writes:

> I'm reporting that my tree, after updating from 2.6.6 -> 2.6.7-rc1
> does not work any more.

You probably need this patch.  I changed things a bit so that we get
the full registers set dumped on an oops due to a bad address in the
kernel.

Paul.

diff -urN linuxppc-2.5/arch/ppc/kernel/head_8xx.S pmac-2.5/arch/ppc/kernel/head_8xx.S
--- linuxppc-2.5/arch/ppc/kernel/head_8xx.S	2004-05-25 21:48:41.000000000 +1000
+++ pmac-2.5/arch/ppc/kernel/head_8xx.S	2004-05-29 09:22:18.828955856 +1000
@@ -228,9 +228,7 @@
 	stw	r10,_DSISR(r11)
 	mr	r5,r10
 	mfspr	r4,DAR
-	stw	r4,_DAR(r11)
-	addi	r3,r1,STACK_FRAME_OVERHEAD
-	EXC_XFER_EE_LITE(0x300, do_page_fault)
+	EXC_XFER_EE_LITE(0x300, handle_page_fault)

 /* Instruction access exception.
  * This is "never generated" by the MPC8xx.  We jump to it for other
@@ -242,7 +240,7 @@
 	addi	r3,r1,STACK_FRAME_OVERHEAD
 	mr	r4,r12
 	mr	r5,r9
-	EXC_XFER_EE_LITE(0x400, do_page_fault)
+	EXC_XFER_EE_LITE(0x400, handle_page_fault)

 /* External interrupt */
 	EXCEPTION(0x500, HardwareInterrupt, do_IRQ, EXC_XFER_LITE)

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