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/*
ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.
This file is part of ChibiOS/RT.
ChibiOS/RT is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/RT is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @addtogroup Core
* @{
*/
#ifndef _CHCORE_H_
#define _CHCORE_H_
/**
* Unique macro for the implemented architecture.
*/
#define CH_ARCHITECTURE_XXX
/**
* Base type for stack alignment.
*/
typedef uint8_t stkalign_t;
/**
* Interrupt saved context.
*/
struct extctx {
};
/**
* System saved context.
*/
struct intctx {
};
typedef struct {
struct intctx *sp;
} Context;
/**
* Platform dependent part of the \p chThdCreate() API.
*/
#define SETUP_CONTEXT(workspace, wsize, pf, arg) \
{ \
}
/**
* Stack size for the system idle thread.
*/
#define IDLE_THREAD_STACK_SIZE 0
/**
* Per-thread stack overhead for interrupts servicing, it is used in the
* calculation of the correct working area size.
*/
#define INT_REQUIRED_STACK 0
/**
* Enforces a correct alignment for a stack area size value.
*/
#define STACK_ALIGN(n) ((((n) - 1) | sizeof(stkalign_t)) + 1)
/**
* Computes the thread working area global size.
*/
#define THD_WA_SIZE(n) StackAlign(sizeof(Thread) + \
sizeof(struct intctx) + \
sizeof(struct extctx) + \
(n) + (INT_REQUIRED_STACK))
/**
* Macro used to allocate a thread working area aligned as both position and
* size.
*/
#define WORKING_AREA(s, n) stkalign_t s[THD_WA_SIZE(n) / sizeof(stkalign_t)];
/**
* IRQ handler enter code.
* @note Usually IRQ handlers functions are also declared naked.
* @note On some architectures this macro can be empty.
*/
#define chSysIRQEnterI()
/**
* IRQ handler exit code.
* @note Usually IRQ handlers function are also declared naked.
* @note This macro usually performs the final reschedulation by using
* \p chSchRescRequiredI() and \p chSchDoRescheduleI().
*/
#define chSysIRQExitI()
#ifdef __cplusplus
extern "C" {
#endif
void _idle(void *p);
void chSysHalt(void);
void chSysEnable(void);
void chSysLock(void);
void chSysUnlock(void);
void chSysSwitchI(Thread *otp, Thread *ntp);
void chSysPuts(char *msg);
#ifdef __cplusplus
}
#endif
#endif /* _CHCORE_H_ */
/** @} */
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