From 61e2390ede3cea186cc01f5f3d0c9eb570c42c40 Mon Sep 17 00:00:00 2001 From: Michael Neuling Date: Mon, 5 Nov 2012 17:10:35 +1100 Subject: powerpc: Make load_hander handle upto 64k offset If we change load_hander() to use an ori instead of addi, we can load handlers upto 64k away provided we are still 64k aligned. Signed-off-by: Benjamin Herrenschmidt --- arch/powerpc/include/asm/exception-64s.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'arch/powerpc/include/asm/exception-64s.h') diff --git a/arch/powerpc/include/asm/exception-64s.h b/arch/powerpc/include/asm/exception-64s.h index a43c1473915f..9258daac4964 100644 --- a/arch/powerpc/include/asm/exception-64s.h +++ b/arch/powerpc/include/asm/exception-64s.h @@ -55,7 +55,8 @@ * word. */ #define LOAD_HANDLER(reg, label) \ - addi reg,reg,(label)-_stext; /* virt addr of handler ... */ + /* Handlers must be within 64K of kbase, which must be 64k aligned */ \ + ori reg,reg,(label)-_stext; /* virt addr of handler ... */ /* Exception register prefixes */ #define EXC_HV H -- cgit