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matsutsuka 2007-09-01 01:09:25 +00:00
parent cc2b6e58d7
commit 3af69d229a
1 changed files with 9 additions and 2 deletions
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11
cpu/z80/mtarch.h
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@ -33,7 +33,7 @@
* Z80 machine-specific difinitions for supporting multithread. * Z80 machine-specific difinitions for supporting multithread.
* *
* \author * \author
* Takahide Matsutsuka <markn@markn.org> * Takahide Matsutsuka <markn@markn.org>
*/ */
#ifndef __MTARCH_H__ #ifndef __MTARCH_H__
#define __MTARCH_H__ #define __MTARCH_H__
@ -49,10 +49,17 @@ struct mtarch_thread {
* See details at mtarch_switch in mtarch.c * See details at mtarch_switch in mtarch.c
*/ */
u16_t *sp; u16_t *sp;
/*
* Stack is 2-byte wide, so please note that you need 2 * MTARCH_STACKSIZE
* bytes for the stack area for each thread.
*/
u16_t stack[MTARCH_STACKSIZE]; u16_t stack[MTARCH_STACKSIZE];
}; };
/*
* A function for debugging purpose, placed here by following other implementations.
*/
int mtarch_stack_usage(struct mtarch_thread *t); int mtarch_stack_usage(struct mtarch_thread *t);
#endif /* __MTARCH_H__ */ #endif /* __MTARCH_H__ */