[PATCH 2.6.13] ppc32: Correct an instruction in the boot code
From: Tom Rini <hidden>
Date: 2005-09-08 15:13:03
In the flush and invalidate bootcode on PPC4xx we were accidentally using the wrong instruction. Use cmplw, which reads from a register like we want. From: Frank van Maarseveen <redacted> Signed-off-by: Tom Rini <redacted> Index: linux-2.6/arch/ppc/boot/common/util.S ===================================================================
--- linux-2.6.orig/arch/ppc/boot/common/util.S
+++ linux-2.6/arch/ppc/boot/common/util.S@@ -252,7 +252,7 @@ _GLOBAL(flush_instruction_cache) 1: dcbf r0,r3 # Flush the data cache icbi r0,r3 # Invalidate the instruction cache addi r3,r3,0x10 # Increment by one cache line - cmplwi cr0,r3,r4 # Are we at the end yet? + cmplw cr0,r3,r4 # Are we at the end yet? blt 1b # No, keep flushing and invalidating #else /* Enable, invalidate and then disable the L1 icache/dcache. */
--
Tom Rini
http://gate.crashing.org/~trini/