diff options
| author | Hirokazu Takata <takata@linux-m32r.org> | 2007-08-20 20:53:50 +0900 |
|---|---|---|
| committer | Hirokazu Takata <takata@linux-m32r.org> | 2007-09-06 11:10:56 +0900 |
| commit | 7071b2914a540b43dfcad17f6892a8c115799d50 (patch) | |
| tree | eeb059350e481a1cfab731cf1c7dc2dbb2743532 | |
| parent | 33205613cd603fa4d80bb81464e60b909b7047e1 (diff) | |
m32r: Rename STI/CLI macros
The names of STI and CLI macros were derived from i386 arch historically,
but their name are incomprehensible.
So, for easy to understand, rename these macros to ENABLE_INTERRUPTS
and DISABLE_INTERRUPTS, respectively.
Signed-off-by: Hirokazu Takata <takata@linux-m32r.org>
| -rw-r--r-- | arch/m32r/kernel/entry.S | 16 | ||||
| -rw-r--r-- | include/asm-m32r/assembler.h | 16 |
2 files changed, 16 insertions, 16 deletions
diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S index 42b08bfd46fe..d4eaa2fd1818 100644 --- a/arch/m32r/kernel/entry.S +++ b/arch/m32r/kernel/entry.S @@ -112,7 +112,7 @@ #define nr_syscalls ((syscall_table_size)/4) #ifdef CONFIG_PREEMPT -#define preempt_stop(x) CLI(x) +#define preempt_stop(x) DISABLE_INTERRUPTS(x) #else #define preempt_stop(x) #define resume_kernel restore_all @@ -144,7 +144,7 @@ ret_from_intr: #endif beqz r4, resume_kernel ENTRY(resume_userspace) - CLI(r4) ; make sure we don't miss an interrupt + DISABLE_INTERRUPTS(r4) ; make sure we don't miss an interrupt ; setting need_resched or sigpending ; between sampling and the iret GET_THREAD_INFO(r8) @@ -168,11 +168,11 @@ need_resched: beqz r4, restore_all LDIMM (r4, PREEMPT_ACTIVE) st r4, @(TI_PRE_COUNT, r8) - STI(r4) + ENABLE_INTERRUPTS(r4) bl schedule ldi r4, #0 st r4, @(TI_PRE_COUNT, r8) - CLI(r4) + DISABLE_INTERRUPTS(r4) bra need_resched #endif @@ -180,7 +180,7 @@ need_resched: ENTRY(system_call) SWITCH_TO_KERNEL_STACK SAVE_ALL - STI(r4) ; Enable interrupt + ENABLE_INTERRUPTS(r4) ; Enable interrupt st sp, PTREGS(sp) ; implicit pt_regs parameter cmpui r7, #NR_syscalls bnc syscall_badsys @@ -198,7 +198,7 @@ syscall_call: jl r7 ; execute system call st r0, R0(sp) ; save the return value syscall_exit: - CLI(r4) ; make sure we don't miss an interrupt + DISABLE_INTERRUPTS(r4) ; make sure we don't miss an interrupt ; setting need_resched or sigpending ; between sampling and the iret ld r9, @(TI_FLAGS, r8) @@ -215,7 +215,7 @@ work_pending: beqz r4, work_notifysig work_resched: bl schedule - CLI(r4) ; make sure we don't miss an interrupt + DISABLE_INTERRUPTS(r4) ; make sure we don't miss an interrupt ; setting need_resched or sigpending ; between sampling and the iret ld r9, @(TI_FLAGS, r8) @@ -257,7 +257,7 @@ syscall_exit_work: ld r9, @(TI_FLAGS, r8) and3 r4, r9, #_TIF_SYSCALL_TRACE beqz r4, work_pending - STI(r4) ; could let do_syscall_trace() call + ENABLE_INTERRUPTS(r4) ; could let do_syscall_trace() call ; schedule() instead bl do_syscall_trace bra resume_userspace diff --git a/include/asm-m32r/assembler.h b/include/asm-m32r/assembler.h index 47041d19d4a8..26351539b5ff 100644 --- a/include/asm-m32r/assembler.h +++ b/include/asm-m32r/assembler.h @@ -52,27 +52,27 @@ .endm #if !(defined(CONFIG_CHIP_M32102) || defined(CONFIG_CHIP_M32104)) -#define STI(reg) STI_M reg - .macro STI_M reg +#define ENABLE_INTERRUPTS(reg) ENABLE_INTERRUPTS reg + .macro ENABLE_INTERRUPTS reg setpsw #0x40 -> nop ; WORKAROUND: "-> nop" is a workaround for the M32700(TS1). .endm -#define CLI(reg) CLI_M reg - .macro CLI_M reg +#define DISABLE_INTERRUPTS(reg) DISABLE_INTERRUPTS reg + .macro DISABLE_INTERRUPTS reg clrpsw #0x40 -> nop ; WORKAROUND: "-> nop" is a workaround for the M32700(TS1). .endm #else /* CONFIG_CHIP_M32102 || CONFIG_CHIP_M32104 */ -#define STI(reg) STI_M reg - .macro STI_M reg +#define ENABLE_INTERRUPTS(reg) ENABLE_INTERRUPTS reg + .macro ENABLE_INTERRUPTS reg mvfc \reg, psw or3 \reg, \reg, #0x0040 mvtc \reg, psw .endm -#define CLI(reg) CLI_M reg - .macro CLI_M reg +#define DISABLE_INTERRUPTS(reg) DISABLE_INTERRUPTS reg + .macro DISABLE_INTERRUPTS reg mvfc \reg, psw and3 \reg, \reg, #0xffbf mvtc \reg, psw |