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The second step in creating a thread library.

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UTCB support has beed added. It has the same drawback as in the stack support:
the area in question has to be already mapped-in.

There are also some minor fixes for the stack support and the utcb common helper
routines.
This commit is contained in:
Bora Sahin
2009-11-05 15:20:54 +02:00
parent 352cb2daaa
commit 52587141f4
8 changed files with 249 additions and 92 deletions
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14
conts/libl4thread/include/l4thread/thread.h
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@@ -6,13 +6,21 @@
#ifndef __LIB_THREAD_H__
#define __LIB_THREAD_H__
#define STACK_TOP_ADDR(stack) ((unsigned long)(stack))
#define STACK_BOTTOM_ADDR(stack) \
((unsigned long)((stack) + (sizeof(stack))))
#define START_ADDR(addr) ((unsigned long)(addr))
#define END_ADDR(addr) ((unsigned long)((addr) + (sizeof(addr))))
#define STACK_TOP_ADDR(stack) (START_ADDR(stack))
#define STACK_BOTTOM_ADDR(stack) (END_ADDR(stack))
#define UTCB_START_ADDR(utcb) (START_ADDR(utcb))
#define UTCB_END_ADDR(utcb) (END_ADDR(utcb))
int set_stack_params(unsigned long stack_top_addr,
unsigned long stack_bottom_addr,
unsigned long stack_size);
int set_utcb_params(unsigned long utcb_start_addr,
unsigned long utcb_end_addr);
int thread_create(struct task_ids *ids, unsigned int flags,
int (*func)(void *), void *arg);