Re: kernel crashes at InstructionTLBMiss

[Dan Malek <dan@netx4.com>]

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Dan Malek wrote:

> I was just reminded of a patch to correct a mistake I made in this
> particular kernel.  It is attached.  Apply just this one to the
> MontaVista kernel :-).

Nope, not that one......try this one, sorry.  Too many windows open
and didn't see the build error......



	-- Dan

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diff -Nru linux-2.2.13.orig/arch/ppc/kernel/head.S linux-2.2.13/arch/ppc/kernel/head.S
--- linux-2.2.13.orig/arch/ppc/kernel/head.S	Fri Mar 24 23:43:32 2000
+++ linux-2.2.13/arch/ppc/kernel/head.S	Fri Mar 24 23:51:19 2000
@@ -2452,11 +2452,11 @@
 	SYNC			/* Some chip revs need this... */
 	mtmsr	r6
 	SYNC
-	lis	r7, cmd_line@h
-	ori	r7, r7, cmd_line@l
+	lis	r7, cpu6_bug@h
+	ori	r7, r7, cpu6_bug@l
 	li	r4, 0x2c00
-	stw	r4, 12(r7)
-	lwz	r4, 12(r7)
+	stw	r4, 0(r7)
+	lwz	r4, 0(r7)
         mtspr   22, r3		/* Update Decrementer */
 	SYNC
 	mtmsr	r5
@@ -2899,6 +2899,10 @@
 	.globl	cmd_line
 cmd_line:
 	.space	512
+
+#ifdef CONFIG_8xx_CPU6
+cpu6_bug:
+	.space	4
+#endif

 /*
  * An undocumented "feature" of 604e requires that the v bit