diff options
author | Catalin Marinas <catalin.marinas@arm.com> | 2009-07-20 16:25:37 +0100 |
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committer | Catalin Marinas <catalin.marinas@arm.com> | 2009-09-08 13:19:44 +0100 |
commit | 78b124262dda66b1122f70224d5906fd4f14bdbf (patch) | |
tree | 650cea3b4214ac9a63a196c4d2680c33015f8542 /include | |
parent | 0d7971281206bb437f884652ecbc401701e31919 (diff) |
Cortex-M3: Add NVIC support
This patch implements the NVIC (interrupt controller) support for
Cortex-M3.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'include')
-rw-r--r-- | include/asm-arm/hardware/nvic.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/include/asm-arm/hardware/nvic.h b/include/asm-arm/hardware/nvic.h new file mode 100644 index 000000000000..b7f80266bafd --- /dev/null +++ b/include/asm-arm/hardware/nvic.h @@ -0,0 +1,34 @@ +/* + * linux/include/asm-arm/hardware/nvic.h + * + * Copyright (C) 2008 ARM Limited, All Rights Reserved. + * + * 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. + */ +#ifndef __ASM_ARM_HARDWARE_NVIC_H +#define __ASM_ARM_HARDWARE_NVIC_H + +#include <linux/compiler.h> + +#define V7M_SCS 0xe000e000 +#define NVIC_INTR_CTRL (V7M_SCS + 0x004) +#define NVIC_SYSTICK_CTRL (V7M_SCS + 0x010) +#define NVIC_SYSTICK_RELOAD (V7M_SCS + 0x014) +#define NVIC_SYSTICK_CURRENT (V7M_SCS + 0x018) +#define NVIC_SYSTICK_CALIBRATION (V7M_SCS + 0x01c) +#define NVIC_SET_ENABLE (V7M_SCS + 0x100) +#define NVIC_CLEAR_ENABLE (V7M_SCS + 0x180) +#define NVIC_SET_PENDING (V7M_SCS + 0x200) +#define NVIC_CLEAR_PENDING (V7M_SCS + 0x280) +#define NVIC_ACTIVE_BIT (V7M_SCS + 0x300) +#define NVIC_PRIORITY (V7M_SCS + 0x400) +#define NVIC_INTR_CTRL_STATE (V7M_SCS + 0xd04) +#define NVIC_SOFTWARE_INTR (V7M_SCS + 0xf00) + +#ifndef __ASSEMBLY__ +void nvic_init(void); +#endif + +#endif |