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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@1826 35acf78f-673a-0410-8e92-d51de3d6d3f4

This commit is contained in:
gdisirio 2010-04-02 08:19:53 +00:00
parent c047b21980
commit ee8e0c61f9
3 changed files with 27 additions and 43 deletions
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30
os/ports/GCC/ARMCMx/chcore.h
View File

@ -73,7 +73,8 @@
#define CORTEX_MAXIMUM_PRIORITY 0
/**
* @brief Disabled value for BASEPRI register.
* @brief Disabled value for BASEPRI register.
* @note ARMv7-M architecture only.
*/
#define CORTEX_BASEPRI_DISABLED 0
@ -155,7 +156,9 @@
/**
* @brief BASEPRI level within kernel lock.
* @note This value must not mask the SVCALL priority level.
* @note This value must not mask the SVCALL priority level or the
* kernel would hard fault.
* @note ARMv7-M architecture only.
*/
#ifndef CORTEX_BASEPRI_KERNEL
#define CORTEX_BASEPRI_KERNEL CORTEX_PRIORITY_MASK(CORTEX_PRIORITY_SVCALL+1)
@ -204,7 +207,7 @@
#endif
/*===========================================================================*/
/* Port implementation part. */
/* Port implementation part (common). */
/*===========================================================================*/
/**
@ -228,6 +231,27 @@ struct context {
};
#endif
/**
* @brief Enforces a correct alignment for a stack area size value.
*/
#define STACK_ALIGN(n) ((((n) - 1) | (sizeof(stkalign_t) - 1)) + 1)
/**
* @brief Computes the thread working area global size.
*/
#define THD_WA_SIZE(n) STACK_ALIGN(sizeof(Thread) + \
sizeof(struct intctx) + \
sizeof(struct extctx) + \
(n) + (INT_REQUIRED_STACK))
/**
* @brief Static working area allocation.
* @details This macro is used to allocate a static thread working area
* aligned as both position and size.
*/
#define WORKING_AREA(s, n) stkalign_t s[THD_WA_SIZE(n) / sizeof(stkalign_t)];
/* Includes the architecture-specific implementation part.*/
#if defined(CH_ARCHITECTURE_ARM_v6M)
#include "chcore_v6m.h"
#elif defined(CH_ARCHITECTURE_ARM_v7M)

20
os/ports/GCC/ARMCMx/chcore_v6m.h
View File

@ -123,26 +123,6 @@ struct intctx {
#define INT_REQUIRED_STACK 8
#endif
/**
* @brief Enforces a correct alignment for a stack area size value.
*/
#define STACK_ALIGN(n) ((((n) - 1) | (sizeof(stkalign_t) - 1)) + 1)
/**
* @brief Computes the thread working area global size.
*/
#define THD_WA_SIZE(n) STACK_ALIGN(sizeof(Thread) + \
sizeof(struct intctx) + \
sizeof(struct extctx) + \
(n) + (INT_REQUIRED_STACK))
/**
* @brief Static working area allocation.
* @details This macro is used to allocate a static thread working area
* aligned as both position and size.
*/
#define WORKING_AREA(s, n) stkalign_t s[THD_WA_SIZE(n) / sizeof(stkalign_t)];
/**
* @brief IRQ prologue code.
* @details This macro must be inserted at the start of all IRQ handlers

20
os/ports/GCC/ARMCMx/chcore_v7m.h
View File

@ -116,26 +116,6 @@ struct intctx {
#define INT_REQUIRED_STACK 0
#endif
/**
* @brief Enforces a correct alignment for a stack area size value.
*/
#define STACK_ALIGN(n) ((((n) - 1) | (sizeof(stkalign_t) - 1)) + 1)
/**
* @brief Computes the thread working area global size.
*/
#define THD_WA_SIZE(n) STACK_ALIGN(sizeof(Thread) + \
sizeof(struct intctx) + \
sizeof(struct extctx) + \
(n) + (INT_REQUIRED_STACK))
/**
* @brief Static working area allocation.
* @details This macro is used to allocate a static thread working area
* aligned as both position and size.
*/
#define WORKING_AREA(s, n) stkalign_t s[THD_WA_SIZE(n) / sizeof(stkalign_t)];
/**
* @brief IRQ prologue code.
* @details This macro must be inserted at the start of all IRQ handlers