diff options
author | David S. Miller <davem@davemloft.net> | 2008-10-11 12:39:35 -0700 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2008-10-11 12:39:35 -0700 |
commit | 56c5d900dbb8e042bfad035d18433476931d8f93 (patch) | |
tree | 00b793965beeef10db03e0ff021d2d965c410759 /arch/arm/mach-pxa/mioa701_bootresume.S | |
parent | 4dd95b63ae25c5cad6986829b5e8788e9faa0330 (diff) | |
parent | ead9d23d803ea3a73766c3cb27bf7563ac8d7266 (diff) | |
download | op-kernel-dev-56c5d900dbb8e042bfad035d18433476931d8f93.zip op-kernel-dev-56c5d900dbb8e042bfad035d18433476931d8f93.tar.gz |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
sound/core/memalloc.c
Diffstat (limited to 'arch/arm/mach-pxa/mioa701_bootresume.S')
-rw-r--r-- | arch/arm/mach-pxa/mioa701_bootresume.S | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/mioa701_bootresume.S b/arch/arm/mach-pxa/mioa701_bootresume.S new file mode 100644 index 0000000..a647693 --- /dev/null +++ b/arch/arm/mach-pxa/mioa701_bootresume.S @@ -0,0 +1,36 @@ +/* Bootloader to resume MIO A701 + * + * 2007-1-12 Robert Jarzmik + * + * This code is licenced under the GPLv2. +*/ + +#include <linux/linkage.h> +#include <asm/assembler.h> + +/* + * Note: Yes, part of the following code is located into the .data section. + * This is to allow jumpaddr to be accessed with a relative load + * while we can't rely on any MMU translation. We could have put + * sleep_save_sp in the .text section as well, but some setups might + * insist on it to be truly read-only. + */ + .data +ENTRY(mioa701_bootstrap) +0: + b 1f +ENTRY(mioa701_jumpaddr) + .word 0x40f00008 @ PSPR in no-MMU mode +1: + mov r0, #0xa0000000 @ Don't suppose memory access works + orr r0, r0, #0x00200000 @ even if it's supposed to + mov r1, #0 + str r1, [r0] @ Early disable resume for next boot + ldr r0, mioa701_jumpaddr @ (Murphy's Law) + ldr r0, [r0] + mov pc, r0 +2: + +ENTRY(mioa701_bootstrap_lg) + .data + .word 2b-0b |