/*
* Set up the initial state of a MACH thread
*/
void
_pthread_setup(pthread_t thread,
void (*routine)(pthread_t),
vm_address_t vsp)
{
struct hp700_thread_state state;
struct hp700_thread_state *ts = &state;
kern_return_t r;
mach_msg_type_number_t count;
int *sp = (int *) vsp;;
/*
* Set up pa-risc registers & function call.
*/
count = HP700_THREAD_STATE_COUNT;
MACH_CALL(thread_get_state(thread->kernel_thread,
HP700_THREAD_STATE,
(thread_state_t) &state,
&count),
r);
ts->iioq_head = (int) routine;
ts->iioq_tail = (int) routine + 4;
ts->arg0 = (int) thread;
ts->sp = vsp;
ts->dp = _dp();
ts->rp = 0;
ts->r3 = 0;
sp[-1] = sp[-5] = 0; /* Clear saved SP and RP in frame. */
MACH_CALL(thread_set_state(thread->kernel_thread,
HP700_THREAD_STATE,
(thread_state_t) &state,
HP700_THREAD_STATE_COUNT),
r);
}
float Units::dp(float value)
{
return _dp(value);
}
