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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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13
conts/libdev/timer/sp804/timer.c
View File

@@ -36,7 +36,7 @@ void timer_stop(unsigned long timer_base)
write(0, timer_base + SP804_CTRL);
}
void timer_init_periodic(unsigned long timer_base)
void timer_init_periodic(unsigned long timer_base, u32 load_value)
{
volatile u32 reg = read(timer_base + SP804_CTRL);
@@ -44,8 +44,11 @@ void timer_init_periodic(unsigned long timer_base)
write(reg, timer_base + SP804_CTRL);
/* 1 tick per usec, 1 irq per msec */
timer_load(1000, timer_base);
if (load_value)
timer_load(load_value, timer_base);
else
/* 1 tick per usec, 1 irq per msec */
timer_load(1000, timer_base);
}
void timer_init_oneshot(unsigned long timer_base)
@@ -58,8 +61,8 @@ void timer_init_oneshot(unsigned long timer_base)
write(reg, timer_base + SP804_CTRL);
}
void timer_init(unsigned long timer_base)
void timer_init(unsigned long timer_base, u32 load_value)
{
timer_stop(timer_base);
timer_init_periodic(timer_base);
timer_init_periodic(timer_base, load_value);
}

4
conts/libdev/timer/sp804/timer.h
View File

@@ -56,8 +56,8 @@ void timer_start(unsigned long timer_base);
void timer_load(u32 loadval, unsigned long timer_base);
u32 timer_read(unsigned long timer_base);
void timer_stop(unsigned long timer_base);
void timer_init_periodic(unsigned long timer_base);
void timer_init_periodic(unsigned long timer_base, u32 load_value);
void timer_init_oneshot(unsigned long timer_base);
void timer_init(unsigned long timer_base);
void timer_init(unsigned long timer_base, u32 load_value);
#endif /* __SP804_TIMER_H__ */