+++ /dev/null
-/*
- * linux/include/asm-arm/assembler.h
- *
- * Copyright (C) 1996-2000 Russell King
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This file contains arm architecture specific defines
- * for the different processors.
- *
- * Do not include any C declarations in this file - it is included by
- * assembler source.
- */
-#ifndef __ASSEMBLY__
-#error "Only include this from assembly code"
-#endif
-
-#include <asm/ptrace.h>
-
-/*
- * Endian independent macros for shifting bytes within registers.
- */
-#ifndef __ARMEB__
-#define pull lsr
-#define push lsl
-#define get_byte_0 lsl #0
-#define get_byte_1 lsr #8
-#define get_byte_2 lsr #16
-#define get_byte_3 lsr #24
-#define put_byte_0 lsl #0
-#define put_byte_1 lsl #8
-#define put_byte_2 lsl #16
-#define put_byte_3 lsl #24
-#else
-#define pull lsl
-#define push lsr
-#define get_byte_0 lsr #24
-#define get_byte_1 lsr #16
-#define get_byte_2 lsr #8
-#define get_byte_3 lsl #0
-#define put_byte_0 lsl #24
-#define put_byte_1 lsl #16
-#define put_byte_2 lsl #8
-#define put_byte_3 lsl #0
-#endif
-
-/*
- * Data preload for architectures that support it
- */
-#if __LINUX_ARM_ARCH__ >= 5
-#define PLD(code...) code
-#else
-#define PLD(code...)
-#endif
-
-/*
- * Enable and disable interrupts
- */
-#if __LINUX_ARM_ARCH__ >= 6
- .macro disable_irq
- cpsid i
- .endm
-
- .macro enable_irq
- cpsie i
- .endm
-#else
- .macro disable_irq
- msr cpsr_c, #PSR_I_BIT | SVC_MODE
- .endm
-
- .macro enable_irq
- msr cpsr_c, #SVC_MODE
- .endm
-#endif
-
-/*
- * Save the current IRQ state and disable IRQs. Note that this macro
- * assumes FIQs are enabled, and that the processor is in SVC mode.
- */
- .macro save_and_disable_irqs, oldcpsr
- mrs \oldcpsr, cpsr
- disable_irq
- .endm
-
-/*
- * Restore interrupt state previously stored in a register. We don't
- * guarantee that this will preserve the flags.
- */
- .macro restore_irqs, oldcpsr
- msr cpsr_c, \oldcpsr
- .endm
-
-#define USER(x...) \
-9999: x; \
- .section __ex_table,"a"; \
- .align 3; \
- .long 9999b,9001f; \
- .previous