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Changes between 16 March 2010 - 6 April 2010

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Mutex system call fixed for multiple contenders
Userspace irq support extended to keyboard/mouse.
Scheduler modified for real-time irq tasks
This commit is contained in:
Bahadir Balban
2010-04-06 19:47:12 +03:00
parent 1a62b92a8d
commit 403a038845
75 changed files with 1137 additions and 579 deletions
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16
include/l4/api/mutex.h
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@@ -7,11 +7,22 @@
#define MUTEX_CONTROL_LOCK L4_MUTEX_LOCK
#define MUTEX_CONTROL_UNLOCK L4_MUTEX_UNLOCK
#define MUTEX_CONTROL_OPMASK L4_MUTEX_OPMASK
#define mutex_operation(x) ((x) & MUTEX_CONTROL_OPMASK)
#define mutex_contenders(x) ((x) & ~MUTEX_CONTROL_OPMASK)
#include <l4/lib/wait.h>
#include <l4/lib/list.h>
#include <l4/lib/mutex.h>
/*
* Contender threashold is the total number of contenders
* who are expected to sleep on the mutex, and will be waited
* for a wakeup.
*/
struct mutex_queue {
int contenders;
unsigned long physical;
struct link list;
struct waitqueue_head wqh_contenders;
@@ -39,7 +50,8 @@ void init_mutex_queue_head(struct mutex_queue_head *mqhead);
#endif
#define L4_MUTEX_LOCK 0
#define L4_MUTEX_UNLOCK 1
#define L4_MUTEX_OPMASK 0xF0000000
#define L4_MUTEX_LOCK 0x10000000
#define L4_MUTEX_UNLOCK 0x20000000
#endif /* __MUTEX_CONTROL_H__*/