sh: rework kexec segment code

Rework the kexec code to avoid using P2SEG. Instead
we walk the page list in machine_kexec() and convert
the addresses from physical to virtual using C.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 1 insertions, 5 deletions

diff --git a/arch/sh/kernel/relocate_kernel.S b/arch/sh/kernel/relocate_kernel.S
index 8b50b2c873a4..2a6630be668c 100644
--- a/arch/sh/kernel/relocate_kernel.S
+++ b/arch/sh/kernel/relocate_kernel.S
@@ -18,7 +18,6 @@ relocate_new_kernel:
         /* r6 = start_address      */
 
         mov.l   10f,r8    /* PAGE_SIZE */
-        mov.l   11f,r9    /* P2SEG */
 
         /*  stack setting */
         add     r8,r5
@@ -29,9 +28,8 @@ relocate_new_kernel:
 0:
         mov.l   @r4+,r0   /* cmd = *ind++ */
 
-1:      /* addr = (cmd | P2SEG) & 0xfffffff0 */
+1:      /* addr = cmd & 0xfffffff0 */
         mov     r0,r2
-        or      r9,r2
         mov     #-16,r1
         and     r1,r2
 
@@ -85,8 +83,6 @@ relocate_new_kernel:
         .align 2
 10:
         .long   PAGE_SIZE
-11:
-        .long   P2SEG
 
 relocate_new_kernel_end: