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32x: improve irq handling + few bugfixes

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@866 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2010-01-23 23:36:58 +00:00
parent 04092e329b
commit 1f1ff763e6
10 changed files with 43 additions and 38 deletions
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8
pico/32x/pwm.c
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@ -47,7 +47,7 @@ void p32x_timers_recalc(void)
}
// PWM irq for every tm samples
void p32x_timers_do(int new_line)
void p32x_timers_do(int line_call)
{
int tm, cnt, i;
@ -55,17 +55,17 @@ void p32x_timers_do(int new_line)
{
tm = (Pico32x.regs[0x30 / 2] & 0x0f00) >> 8;
if (tm != 0) {
if (new_line)
if (line_call)
Pico32x.pwm_irq_sample_cnt += pwm_line_samples;
if (Pico32x.pwm_irq_sample_cnt >= (tm << 16)) {
Pico32x.pwm_irq_sample_cnt -= tm << 16;
Pico32x.sh2irqs |= P32XI_PWM;
p32x_update_irls();
p32x_update_irls(!line_call);
}
}
}
if (!new_line)
if (!line_call)
return;
for (i = 0; i < 2; i++) {