Merge with master.kernel.org:/home/rmk/linux-2.6-rmk.git - ARM changes
First ever true git merge. Let's see if it actually works.
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index dbd8ca8..26eacd3 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -168,12 +168,11 @@
EXPORT_SYMBOL(machine_restart);
-void show_regs(struct pt_regs * regs)
+void __show_regs(struct pt_regs *regs)
{
- unsigned long flags;
+ unsigned long flags = condition_codes(regs);
- flags = condition_codes(regs);
-
+ printk("CPU: %d\n", smp_processor_id());
print_symbol("PC is at %s\n", instruction_pointer(regs));
print_symbol("LR is at %s\n", regs->ARM_lr);
printk("pc : [<%08lx>] lr : [<%08lx>] %s\n"
@@ -213,6 +212,14 @@
}
}
+void show_regs(struct pt_regs * regs)
+{
+ printk("\n");
+ printk("Pid: %d, comm: %20s\n", current->pid, current->comm);
+ __show_regs(regs);
+ __backtrace();
+}
+
void show_fpregs(struct user_fp *regs)
{
int i;
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index 93dc464..6e31718 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -31,9 +31,6 @@
#include "ptrace.h"
-extern void c_backtrace (unsigned long fp, int pmode);
-extern void show_pte(struct mm_struct *mm, unsigned long addr);
-
const char *processor_modes[]=
{ "USER_26", "FIQ_26" , "IRQ_26" , "SVC_26" , "UK4_26" , "UK5_26" , "UK6_26" , "UK7_26" ,
"UK8_26" , "UK9_26" , "UK10_26", "UK11_26", "UK12_26", "UK13_26", "UK14_26", "UK15_26",
@@ -216,8 +213,7 @@
printk("Internal error: %s: %x [#%d]\n", str, err, ++die_counter);
print_modules();
- printk("CPU: %d\n", smp_processor_id());
- show_regs(regs);
+ __show_regs(regs);
printk("Process %s (pid: %d, stack limit = 0x%p)\n",
tsk->comm, tsk->pid, tsk->thread_info + 1);
@@ -482,7 +478,7 @@
current->pid, current->comm, no);
dump_instr(regs);
if (user_mode(regs)) {
- show_regs(regs);
+ __show_regs(regs);
c_backtrace(regs->ARM_fp, processor_mode(regs));
}
}
diff --git a/arch/arm/lib/changebit.S b/arch/arm/lib/changebit.S
index 3af45ca..389567c 100644
--- a/arch/arm/lib/changebit.S
+++ b/arch/arm/lib/changebit.S
@@ -9,6 +9,7 @@
*/
#include <linux/linkage.h>
#include <asm/assembler.h>
+#include "bitops.h"
.text
/* Purpose : Function to change a bit
@@ -17,12 +18,4 @@
ENTRY(_change_bit_be)
eor r0, r0, #0x18 @ big endian byte ordering
ENTRY(_change_bit_le)
- and r2, r0, #7
- mov r3, #1
- mov r3, r3, lsl r2
- save_and_disable_irqs ip, r2
- ldrb r2, [r1, r0, lsr #3]
- eor r2, r2, r3
- strb r2, [r1, r0, lsr #3]
- restore_irqs ip
- RETINSTR(mov,pc,lr)
+ bitop eor
diff --git a/arch/arm/lib/clearbit.S b/arch/arm/lib/clearbit.S
index 069a2ce..3475165 100644
--- a/arch/arm/lib/clearbit.S
+++ b/arch/arm/lib/clearbit.S
@@ -9,6 +9,7 @@
*/
#include <linux/linkage.h>
#include <asm/assembler.h>
+#include "bitops.h"
.text
/*
@@ -18,14 +19,4 @@
ENTRY(_clear_bit_be)
eor r0, r0, #0x18 @ big endian byte ordering
ENTRY(_clear_bit_le)
- and r2, r0, #7
- mov r3, #1
- mov r3, r3, lsl r2
- save_and_disable_irqs ip, r2
- ldrb r2, [r1, r0, lsr #3]
- bic r2, r2, r3
- strb r2, [r1, r0, lsr #3]
- restore_irqs ip
- RETINSTR(mov,pc,lr)
-
-
+ bitop bic
diff --git a/arch/arm/lib/setbit.S b/arch/arm/lib/setbit.S
index 8f337df..83bc23d 100644
--- a/arch/arm/lib/setbit.S
+++ b/arch/arm/lib/setbit.S
@@ -9,6 +9,7 @@
*/
#include <linux/linkage.h>
#include <asm/assembler.h>
+#include "bitops.h"
.text
/*
@@ -18,12 +19,4 @@
ENTRY(_set_bit_be)
eor r0, r0, #0x18 @ big endian byte ordering
ENTRY(_set_bit_le)
- and r2, r0, #7
- mov r3, #1
- mov r3, r3, lsl r2
- save_and_disable_irqs ip, r2
- ldrb r2, [r1, r0, lsr #3]
- orr r2, r2, r3
- strb r2, [r1, r0, lsr #3]
- restore_irqs ip
- RETINSTR(mov,pc,lr)
+ bitop orr
diff --git a/arch/arm/lib/testchangebit.S b/arch/arm/lib/testchangebit.S
index 4aba467..b25dcd2 100644
--- a/arch/arm/lib/testchangebit.S
+++ b/arch/arm/lib/testchangebit.S
@@ -9,21 +9,10 @@
*/
#include <linux/linkage.h>
#include <asm/assembler.h>
+#include "bitops.h"
.text
ENTRY(_test_and_change_bit_be)
eor r0, r0, #0x18 @ big endian byte ordering
ENTRY(_test_and_change_bit_le)
- add r1, r1, r0, lsr #3
- and r3, r0, #7
- mov r0, #1
- save_and_disable_irqs ip, r2
- ldrb r2, [r1]
- tst r2, r0, lsl r3
- eor r2, r2, r0, lsl r3
- strb r2, [r1]
- restore_irqs ip
- moveq r0, #0
- RETINSTR(mov,pc,lr)
-
-
+ testop eor, strb
diff --git a/arch/arm/lib/testclearbit.S b/arch/arm/lib/testclearbit.S
index e07c5bd..2dcc4b1 100644
--- a/arch/arm/lib/testclearbit.S
+++ b/arch/arm/lib/testclearbit.S
@@ -9,21 +9,10 @@
*/
#include <linux/linkage.h>
#include <asm/assembler.h>
+#include "bitops.h"
.text
ENTRY(_test_and_clear_bit_be)
eor r0, r0, #0x18 @ big endian byte ordering
ENTRY(_test_and_clear_bit_le)
- add r1, r1, r0, lsr #3 @ Get byte offset
- and r3, r0, #7 @ Get bit offset
- mov r0, #1
- save_and_disable_irqs ip, r2
- ldrb r2, [r1]
- tst r2, r0, lsl r3
- bic r2, r2, r0, lsl r3
- strb r2, [r1]
- restore_irqs ip
- moveq r0, #0
- RETINSTR(mov,pc,lr)
-
-
+ testop bicne, strneb
diff --git a/arch/arm/lib/testsetbit.S b/arch/arm/lib/testsetbit.S
index a570fc7..9011c96 100644
--- a/arch/arm/lib/testsetbit.S
+++ b/arch/arm/lib/testsetbit.S
@@ -9,21 +9,10 @@
*/
#include <linux/linkage.h>
#include <asm/assembler.h>
+#include "bitops.h"
.text
ENTRY(_test_and_set_bit_be)
eor r0, r0, #0x18 @ big endian byte ordering
ENTRY(_test_and_set_bit_le)
- add r1, r1, r0, lsr #3 @ Get byte offset
- and r3, r0, #7 @ Get bit offset
- mov r0, #1
- save_and_disable_irqs ip, r2
- ldrb r2, [r1]
- tst r2, r0, lsl r3
- orr r2, r2, r0, lsl r3
- strb r2, [r1]
- restore_irqs ip
- moveq r0, #0
- RETINSTR(mov,pc,lr)
-
-
+ testop orreq, streqb
diff --git a/arch/arm/mach-footbridge/dc21285-timer.c b/arch/arm/mach-footbridge/dc21285-timer.c
index 580e1d4..da5b9b7 100644
--- a/arch/arm/mach-footbridge/dc21285-timer.c
+++ b/arch/arm/mach-footbridge/dc21285-timer.c
@@ -51,8 +51,6 @@
*/
static void __init footbridge_timer_init(void)
{
- isa_rtc_init();
-
timer1_latch = (mem_fclk_21285 + 8 * HZ) / (16 * HZ);
*CSR_TIMER1_CLR = 0;
@@ -60,6 +58,8 @@
*CSR_TIMER1_CNTL = TIMER_CNTL_ENABLE | TIMER_CNTL_AUTORELOAD | TIMER_CNTL_DIV16;
setup_irq(IRQ_TIMER1, &footbridge_timer_irq);
+
+ isa_rtc_init();
}
struct sys_timer footbridge_timer = {
diff --git a/arch/arm/mach-sa1100/h3600.c b/arch/arm/mach-sa1100/h3600.c
index 9788d3a..84c8654 100644
--- a/arch/arm/mach-sa1100/h3600.c
+++ b/arch/arm/mach-sa1100/h3600.c
@@ -130,7 +130,7 @@
return 0;
}
-static void h3600_irda_set_speed(struct device *dev, int speed)
+static void h3600_irda_set_speed(struct device *dev, unsigned int speed)
{
if (speed < 4000000) {
clr_h3600_egpio(IPAQ_EGPIO_IR_FSEL);
diff --git a/include/asm-arm/arch-ebsa285/debug-macro.S b/include/asm-arm/arch-ebsa285/debug-macro.S
index 237853d..97d15fc 100644
--- a/include/asm-arm/arch-ebsa285/debug-macro.S
+++ b/include/asm-arm/arch-ebsa285/debug-macro.S
@@ -45,9 +45,12 @@
.equ dc21285_low, ARMCSR_BASE & 0x00ffffff
.macro addruart,rx
- mov \rx, #dc21285_high
+ mrc p15, 0, \rx, c1, c0
+ tst \rx, #1 @ MMU enabled?
+ moveq \rx, #0x42000000
+ movne \rx, #dc21285_high
.if dc21285_low
- orr \rx, \rx, #dc21285_low
+ orrne \rx, \rx, #dc21285_low
.endif
.endm
diff --git a/include/asm-arm/arch-rpc/debug-macro.S b/include/asm-arm/arch-rpc/debug-macro.S
index 0711828..456d3d7 100644
--- a/include/asm-arm/arch-rpc/debug-macro.S
+++ b/include/asm-arm/arch-rpc/debug-macro.S
@@ -12,7 +12,10 @@
*/
.macro addruart,rx
- mov \rx, #0xe0000000
+ mrc p15, 0, \rx, c1, c0
+ tst \rx, #1 @ MMU enabled?
+ moveq \rx, #0x03000000
+ movne \rx, #0xe0000000
orr \rx, \rx, #0x00010000
orr \rx, \rx, #0x00000fe0
.endm
diff --git a/include/asm-arm/ptrace.h b/include/asm-arm/ptrace.h
index 604e3a1..4377e22 100644
--- a/include/asm-arm/ptrace.h
+++ b/include/asm-arm/ptrace.h
@@ -142,11 +142,8 @@
#endif
#ifdef __KERNEL__
-extern void show_regs(struct pt_regs *);
-
-#define predicate(x) (x & 0xf0000000)
+#define predicate(x) ((x) & 0xf0000000)
#define PREDICATE_ALWAYS 0xe0000000
-
#endif
#endif /* __ASSEMBLY__ */
diff --git a/include/asm-arm/system.h b/include/asm-arm/system.h
index b573129..b13a8da 100644
--- a/include/asm-arm/system.h
+++ b/include/asm-arm/system.h
@@ -99,6 +99,9 @@
#define tas(ptr) (xchg((ptr),1))
extern asmlinkage void __backtrace(void);
+extern asmlinkage void c_backtrace(unsigned long fp, int pmode);
+extern void show_pte(struct mm_struct *mm, unsigned long addr);
+extern void __show_regs(struct pt_regs *);
extern int cpu_architecture(void);