diff options
| -rw-r--r-- | arch/arm/kernel/entry-armv.S | 28 | ||||
| -rw-r--r-- | arch/arm/kernel/entry-header.S | 15 |
2 files changed, 29 insertions, 14 deletions
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index 322410be573c..0022b4d57f8b 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S | |||
| @@ -608,33 +608,33 @@ call_fpe: | |||
| 608 | THUMB( add pc, r8 ) | 608 | THUMB( add pc, r8 ) |
| 609 | nop | 609 | nop |
| 610 | 610 | ||
| 611 | W(mov) pc, lr @ CP#0 | 611 | movw_pc lr @ CP#0 |
| 612 | W(b) do_fpe @ CP#1 (FPE) | 612 | W(b) do_fpe @ CP#1 (FPE) |
| 613 | W(b) do_fpe @ CP#2 (FPE) | 613 | W(b) do_fpe @ CP#2 (FPE) |
| 614 | W(mov) pc, lr @ CP#3 | 614 | movw_pc lr @ CP#3 |
| 615 | #ifdef CONFIG_CRUNCH | 615 | #ifdef CONFIG_CRUNCH |
| 616 | b crunch_task_enable @ CP#4 (MaverickCrunch) | 616 | b crunch_task_enable @ CP#4 (MaverickCrunch) |
| 617 | b crunch_task_enable @ CP#5 (MaverickCrunch) | 617 | b crunch_task_enable @ CP#5 (MaverickCrunch) |
| 618 | b crunch_task_enable @ CP#6 (MaverickCrunch) | 618 | b crunch_task_enable @ CP#6 (MaverickCrunch) |
| 619 | #else | 619 | #else |
| 620 | W(mov) pc, lr @ CP#4 | 620 | movw_pc lr @ CP#4 |
| 621 | W(mov) pc, lr @ CP#5 | 621 | movw_pc lr @ CP#5 |
| 622 | W(mov) pc, lr @ CP#6 | 622 | movw_pc lr @ CP#6 |
| 623 | #endif | 623 | #endif |
| 624 | W(mov) pc, lr @ CP#7 | 624 | movw_pc lr @ CP#7 |
| 625 | W(mov) pc, lr @ CP#8 | 625 | movw_pc lr @ CP#8 |
| 626 | W(mov) pc, lr @ CP#9 | 626 | movw_pc lr @ CP#9 |
| 627 | #ifdef CONFIG_VFP | 627 | #ifdef CONFIG_VFP |
| 628 | W(b) do_vfp @ CP#10 (VFP) | 628 | W(b) do_vfp @ CP#10 (VFP) |
| 629 | W(b) do_vfp @ CP#11 (VFP) | 629 | W(b) do_vfp @ CP#11 (VFP) |
| 630 | #else | 630 | #else |
| 631 | W(mov) pc, lr @ CP#10 (VFP) | 631 | movw_pc lr @ CP#10 (VFP) |
| 632 | W(mov) pc, lr @ CP#11 (VFP) | 632 | movw_pc lr @ CP#11 (VFP) |
| 633 | #endif | 633 | #endif |
| 634 | W(mov) pc, lr @ CP#12 | 634 | movw_pc lr @ CP#12 |
| 635 | W(mov) pc, lr @ CP#13 | 635 | movw_pc lr @ CP#13 |
| 636 | W(mov) pc, lr @ CP#14 (Debug) | 636 | movw_pc lr @ CP#14 (Debug) |
| 637 | W(mov) pc, lr @ CP#15 (Control) | 637 | movw_pc lr @ CP#15 (Control) |
| 638 | 638 | ||
| 639 | #ifdef CONFIG_NEON | 639 | #ifdef CONFIG_NEON |
| 640 | .align 6 | 640 | .align 6 |
diff --git a/arch/arm/kernel/entry-header.S b/arch/arm/kernel/entry-header.S index ac34c0d9384b..7e9ed1eea40a 100644 --- a/arch/arm/kernel/entry-header.S +++ b/arch/arm/kernel/entry-header.S | |||
| @@ -110,6 +110,13 @@ | |||
| 110 | mov \rd, sp, lsr #13 | 110 | mov \rd, sp, lsr #13 |
| 111 | mov \rd, \rd, lsl #13 | 111 | mov \rd, \rd, lsl #13 |
| 112 | .endm | 112 | .endm |
| 113 | |||
| 114 | @ | ||
| 115 | @ 32-bit wide "mov pc, reg" | ||
| 116 | @ | ||
| 117 | .macro movw_pc, reg | ||
| 118 | mov pc, \reg | ||
| 119 | .endm | ||
| 113 | #else /* CONFIG_THUMB2_KERNEL */ | 120 | #else /* CONFIG_THUMB2_KERNEL */ |
| 114 | .macro svc_exit, rpsr | 121 | .macro svc_exit, rpsr |
| 115 | clrex @ clear the exclusive monitor | 122 | clrex @ clear the exclusive monitor |
| @@ -146,6 +153,14 @@ | |||
| 146 | lsr \rd, \rd, #13 | 153 | lsr \rd, \rd, #13 |
| 147 | mov \rd, \rd, lsl #13 | 154 | mov \rd, \rd, lsl #13 |
| 148 | .endm | 155 | .endm |
| 156 | |||
| 157 | @ | ||
| 158 | @ 32-bit wide "mov pc, reg" | ||
| 159 | @ | ||
| 160 | .macro movw_pc, reg | ||
| 161 | mov pc, \reg | ||
| 162 | nop | ||
| 163 | .endm | ||
| 149 | #endif /* !CONFIG_THUMB2_KERNEL */ | 164 | #endif /* !CONFIG_THUMB2_KERNEL */ |
| 150 | 165 | ||
| 151 | /* | 166 | /* |
