leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge branch 'master' into for-linus

Browse Source
This commit is contained in:
Russell King 2010-03-08 20:24:11 +00:00
commit 91e013827c
5 changed files with 34 additions and 33 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
arch/arm/boot/compressed/head.S
View File

@ -170,8 +170,8 @@ not_angel:
.text
adr r0, LC0
ARM( ldmia r0, {r1, r2, r3, r4, r5, r6, ip, sp} )
THUMB( ldmia r0, {r1, r2, r3, r4, r5, r6, ip} )
ARM( ldmia r0, {r1, r2, r3, r4, r5, r6, r11, ip, sp})
THUMB( ldmia r0, {r1, r2, r3, r4, r5, r6, r11, ip} )
THUMB( ldr sp, [r0, #28] )
subs r0, r0, r1 @ calculate the delta offset
@ -182,12 +182,13 @@ not_angel:
/*
* We're running at a different address. We need to fix
* up various pointers:
* r5 - zImage base address
* r6 - GOT start
* r5 - zImage base address (_start)
* r6 - size of decompressed image
* r11 - GOT start
* ip - GOT end
*/
add r5, r5, r0
add r6, r6, r0
add r11, r11, r0
add ip, ip, r0
#ifndef CONFIG_ZBOOT_ROM
@ -205,10 +206,10 @@ not_angel:
/*
* Relocate all entries in the GOT table.
*/
1: ldr r1, [r6, #0] @ relocate entries in the GOT
1: ldr r1, [r11, #0] @ relocate entries in the GOT
add r1, r1, r0 @ table. This fixes up the
str r1, [r6], #4 @ C references.
cmp r6, ip
str r1, [r11], #4 @ C references.
cmp r11, ip
blo 1b
#else
@ -216,12 +217,12 @@ not_angel:
* Relocate entries in the GOT table. We only relocate
* the entries that are outside the (relocated) BSS region.
*/
1: ldr r1, [r6, #0] @ relocate entries in the GOT
1: ldr r1, [r11, #0] @ relocate entries in the GOT
cmp r1, r2 @ entry < bss_start ||
cmphs r3, r1 @ _end < entry
addlo r1, r1, r0 @ table. This fixes up the
str r1, [r6], #4 @ C references.
cmp r6, ip
str r1, [r11], #4 @ C references.
cmp r11, ip
blo 1b
#endif
@ -247,6 +248,7 @@ not_relocated: mov r0, #0
* Check to see if we will overwrite ourselves.
* r4 = final kernel address
* r5 = start of this image
* r6 = size of decompressed image
* r2 = end of malloc space (and therefore this image)
* We basically want:
* r4 >= r2 -> OK
@ -254,8 +256,7 @@ not_relocated: mov r0, #0
*/
cmp r4, r2
bhs wont_overwrite
sub r3, sp, r5 @ > compressed kernel size
add r0, r4, r3, lsl #2 @ allow for 4x expansion
add r0, r4, r6
cmp r0, r5
bls wont_overwrite
@ -271,7 +272,6 @@ not_relocated: mov r0, #0
* r1-r3 = unused
* r4 = kernel execution address
* r5 = decompressed kernel start
* r6 = processor ID
* r7 = architecture ID
* r8 = atags pointer
* r9-r12,r14 = corrupted
@ -312,7 +312,8 @@ LC0: .word LC0 @ r1
.word _end @ r3
.word zreladdr @ r4
.word _start @ r5
.word _got_start @ r6
.word _image_size @ r6
.word _got_start @ r11
.word _got_end @ ip
.word user_stack+4096 @ sp
LC1: .word reloc_end - reloc_start
@ -336,7 +337,6 @@ params: ldr r0, =params_phys
*
* On entry,
* r4 = kernel execution address
* r6 = processor ID
* r7 = architecture number
* r8 = atags pointer
* r9 = run-time address of "start" (???)
@ -542,7 +542,6 @@ __common_mmu_cache_on:
* r1-r3 = unused
* r4 = kernel execution address
* r5 = decompressed kernel start
* r6 = processor ID
* r7 = architecture ID
* r8 = atags pointer
* r9-r12,r14 = corrupted
@ -581,19 +580,19 @@ call_kernel: bl cache_clean_flush
* r1 = corrupted
* r2 = corrupted
* r3 = block offset
* r6 = corrupted
* r9 = corrupted
* r12 = corrupted
*/
call_cache_fn: adr r12, proc_types
#ifdef CONFIG_CPU_CP15
mrc p15, 0, r6, c0, c0 @ get processor ID
mrc p15, 0, r9, c0, c0 @ get processor ID
#else
ldr r6, =CONFIG_PROCESSOR_ID
ldr r9, =CONFIG_PROCESSOR_ID
#endif
1: ldr r1, [r12, #0] @ get value
ldr r2, [r12, #4] @ get mask
eor r1, r1, r6 @ (real ^ match)
eor r1, r1, r9 @ (real ^ match)
tst r1, r2 @ & mask
ARM( addeq pc, r12, r3 ) @ call cache function
THUMB( addeq r12, r3 )
@ -778,8 +777,7 @@ proc_types:
* Turn off the Cache and MMU. ARMv3 does not support
* reading the control register, but ARMv4 does.
*
* On entry, r6 = processor ID
* On exit, r0, r1, r2, r3, r12 corrupted
* On exit, r0, r1, r2, r3, r9, r12 corrupted
* This routine must preserve: r4, r6, r7
*/
.align 5
@ -852,10 +850,8 @@ __armv3_mmu_cache_off:
/*
* Clean and flush the cache to maintain consistency.
*
* On entry,
* r6 = processor ID
* On exit,
* r1, r2, r3, r11, r12 corrupted
* r1, r2, r3, r9, r11, r12 corrupted
* This routine must preserve:
* r0, r4, r5, r6, r7
*/
@ -967,7 +963,7 @@ __armv4_mmu_cache_flush:
mov r2, #64*1024 @ default: 32K dcache size (*2)
mov r11, #32 @ default: 32 byte line size
mrc p15, 0, r3, c0, c0, 1 @ read cache type
teq r3, r6 @ cache ID register present?
teq r3, r9 @ cache ID register present?
beq no_cache_id
mov r1, r3, lsr #18
and r1, r1, #7

3
arch/arm/boot/compressed/vmlinux.lds.in
View File

@ -43,6 +43,9 @@ SECTIONS
_etext = .;
/* Assume size of decompressed image is 4x the compressed image */
_image_size = (_etext - _text) * 4;
_got_start = .;
.got : { *(.got) }
_got_end = .;

4
arch/arm/kernel/unwind.c
View File

@ -359,7 +359,9 @@ void unwind_backtrace(struct pt_regs *regs, struct task_struct *tsk)
frame.fp = regs->ARM_fp;
frame.sp = regs->ARM_sp;
frame.lr = regs->ARM_lr;
frame.pc = regs->ARM_pc;
/* PC might be corrupted, use LR in that case. */
frame.pc = kernel_text_address(regs->ARM_pc)
? regs->ARM_pc : regs->ARM_lr;
} else if (tsk == current) {
frame.fp = (unsigned long)__builtin_frame_address(0);
frame.sp = current_sp;

8
arch/arm/mach-ux500/include/mach/hardware.h
View File

@ -68,12 +68,12 @@
#define U8500_PKAM_BASE (U8500_PER6_BASE + 0x2000)
#define U8500_CRYPTO0_BASE (U8500_PER6_BASE + 0xa000)
#define U8500_CRYPTO1_BASE (U8500_PER6_BASE + 0xb000)
#define U8500_CLKRST6_BASE (U8500_PER7_BASE + 0xf000)
#define U8500_CLKRST6_BASE (U8500_PER6_BASE + 0xf000)
/* per5 base addressess */
#define U8500_USBOTG_BASE (U8500_PER5_BASE + 0x00000)
#define U8500_GPIO5_BASE (U8500_PER5_BASE + 0x1e000)
#define U8500_CLKRST5_BASE (U8500_PER7_BASE + 0x1f000)
#define U8500_CLKRST5_BASE (U8500_PER5_BASE + 0x1f000)
/* per4 base addressess */
#define U8500_BACKUPRAM0_BASE (U8500_PER4_BASE + 0x0000)
@ -95,7 +95,7 @@
#define U8500_UART2_BASE (U8500_PER3_BASE + 0x7000)
#define U8500_SDI5_BASE (U8500_PER3_BASE + 0x8000)
#define U8500_GPIO3_BASE (U8500_PER3_BASE + 0xe000)
#define U8500_CLKRST3_BASE (U8500_PER7_BASE + 0xf000)
#define U8500_CLKRST3_BASE (U8500_PER3_BASE + 0xf000)
/* per2 base addressess */
#define U8500_I2C3_BASE (U8500_PER2_BASE + 0x0000)
@ -123,7 +123,7 @@
#define U8500_SPI3_BASE (U8500_PER1_BASE + 0x9000)
#define U8500_SLIM0_BASE (U8500_PER1_BASE + 0xa000)
#define U8500_GPIO1_BASE (U8500_PER1_BASE + 0xe000)
#define U8500_CLKRST1_BASE (U8500_PER2_BASE + 0xf000)
#define U8500_CLKRST1_BASE (U8500_PER1_BASE + 0xf000)
/* ST-Ericsson modified pl022 id */
#define SSP_PER_ID 0x01080022

2
drivers/mtd/maps/pismo.c
View File

@ -118,7 +118,7 @@ static int __devinit pismo_add_device(struct pismo_data *pismo, int i,
{
struct platform_device *dev;
struct resource res = { };
phys_addr_t base = region.base;
phys_addr_t base = region->base;
int ret;
if (base == ~0)