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CoOS/portable/OsArch.h@0:94897d537b31, 2011-09-10 (annotated)
- Committer:
- astroboy
- Date:
- Sat Sep 10 22:41:10 2011 +0000
- Revision:
- 0:94897d537b31
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| astroboy | 0:94897d537b31 | 1 | /** |
| astroboy | 0:94897d537b31 | 2 | ******************************************************************************* |
| astroboy | 0:94897d537b31 | 3 | * @file OsArch.h |
| astroboy | 0:94897d537b31 | 4 | * @version V1.1.4 |
| astroboy | 0:94897d537b31 | 5 | * @date 2011.04.20 |
| astroboy | 0:94897d537b31 | 6 | * @brief Implement function declare related to Cortex-M3(ARM-v7) |
| astroboy | 0:94897d537b31 | 7 | * @details This header file including functions or defines related to |
| astroboy | 0:94897d537b31 | 8 | * Cortex-M3(ARM-v7). |
| astroboy | 0:94897d537b31 | 9 | ******************************************************************************* |
| astroboy | 0:94897d537b31 | 10 | * @copy |
| astroboy | 0:94897d537b31 | 11 | * |
| astroboy | 0:94897d537b31 | 12 | * INTERNAL FILE,DON'T PUBLIC. |
| astroboy | 0:94897d537b31 | 13 | * |
| astroboy | 0:94897d537b31 | 14 | * <h2><center>© COPYRIGHT 2009 CooCox </center></h2> |
| astroboy | 0:94897d537b31 | 15 | ******************************************************************************* |
| astroboy | 0:94897d537b31 | 16 | */ |
| astroboy | 0:94897d537b31 | 17 | |
| astroboy | 0:94897d537b31 | 18 | |
| astroboy | 0:94897d537b31 | 19 | #ifndef _CPU_H |
| astroboy | 0:94897d537b31 | 20 | #define _CPU_H |
| astroboy | 0:94897d537b31 | 21 | |
| astroboy | 0:94897d537b31 | 22 | |
| astroboy | 0:94897d537b31 | 23 | #define NVIC_ST_CTRL (*((volatile U32 *)0xE000E010)) |
| astroboy | 0:94897d537b31 | 24 | #define NVIC_ST_RELOAD (*((volatile U32 *)0xE000E014)) |
| astroboy | 0:94897d537b31 | 25 | #define RELOAD_VAL ((U32)(( (U32)CFG_CPU_FREQ) / (U32)CFG_SYSTICK_FREQ) -1) |
| astroboy | 0:94897d537b31 | 26 | |
| astroboy | 0:94897d537b31 | 27 | /*!< Initial System tick. */ |
| astroboy | 0:94897d537b31 | 28 | #define InitSysTick() NVIC_ST_RELOAD = RELOAD_VAL; \ |
| astroboy | 0:94897d537b31 | 29 | NVIC_ST_CTRL = 0x0007 |
| astroboy | 0:94897d537b31 | 30 | |
| astroboy | 0:94897d537b31 | 31 | #define NVIC_SYS_PRI2 (*((volatile U32 *)0xE000ED1C)) |
| astroboy | 0:94897d537b31 | 32 | #define NVIC_SYS_PRI3 (*((volatile U32 *)0xE000ED20)) |
| astroboy | 0:94897d537b31 | 33 | |
| astroboy | 0:94897d537b31 | 34 | /*!< Initialize PendSV,SVC and SysTick interrupt priority to lowest. */ |
| astroboy | 0:94897d537b31 | 35 | #define InitInt() NVIC_SYS_PRI2 |= 0xFF000000;\ |
| astroboy | 0:94897d537b31 | 36 | NVIC_SYS_PRI3 |= 0xFFFF0000 |
| astroboy | 0:94897d537b31 | 37 | |
| astroboy | 0:94897d537b31 | 38 | |
| astroboy | 0:94897d537b31 | 39 | /*---------------------------- Variable declare ------------------------------*/ |
| astroboy | 0:94897d537b31 | 40 | extern U64 OSTickCnt; /*!< Counter for current system ticks. */ |
| astroboy | 0:94897d537b31 | 41 | |
| astroboy | 0:94897d537b31 | 42 | /*!< Initial context of task being created */ |
| astroboy | 0:94897d537b31 | 43 | extern OS_STK *InitTaskContext(FUNCPtr task,void *param,OS_STK *pstk); |
| astroboy | 0:94897d537b31 | 44 | extern void SwitchContext(void); /*!< Switch context */ |
| astroboy | 0:94897d537b31 | 45 | extern void SetEnvironment(OS_STK *pstk);/*!< Set environment for run */ |
| astroboy | 0:94897d537b31 | 46 | extern U8 Inc8 (volatile U8 *data); |
| astroboy | 0:94897d537b31 | 47 | extern U8 Dec8 (volatile U8 *data); |
| astroboy | 0:94897d537b31 | 48 | extern void IRQ_ENABLE_RESTORE(void); |
| astroboy | 0:94897d537b31 | 49 | extern void IRQ_DISABLE_SAVE(void); |
| astroboy | 0:94897d537b31 | 50 | #endif |