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Improved timing of end-of-render irq(s)

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This commit is contained in:
Angelo Salese 2013-08-26 02:29:25 +00:00
parent 6e70b301d5
commit 6274f74f16
1 changed files with 30 additions and 11 deletions
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41
src/mame/video/powervr2.c
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@ -883,6 +883,7 @@ WRITE32_MEMBER( powervr2_device::softreset_w )
WRITE32_MEMBER( powervr2_device::startrender_w )
{
dc_state *state = machine().driver_data<dc_state>();
g_profiler.start(PROFILER_USER1);
#if DEBUG_PVRTA
logerror("%s: Start render, region=%08x, params=%08x\n", tag(), region_base, param_base);
@ -905,8 +906,6 @@ WRITE32_MEMBER( powervr2_device::startrender_w )
// this should really be done for each tile!
render_to_accumulation_buffer(*fake_accumulationbuffer_bitmap,clip);
endofrender_timer_isp->adjust(attotime::from_usec(4000) ); // hack, make sure render takes some amount of time
/* copy the tiles to the framebuffer (really the rendering should be in this loop too) */
int sizera = fpu_param_cfg & 0x200000 ? 6 : 5;
int offsetra=region_base;
@ -948,10 +947,14 @@ WRITE32_MEMBER( powervr2_device::startrender_w )
if (st[0] & 0x80000000)
break;
sanitycount++;
// prevent infinite loop if asked to process invalid data
if(sanitycount>2000)
break;
//if(sanitycount>2000)
// break;
}
// printf("ISP START %d %d\n",sanitycount,m_screen->vpos());
/* Fire ISP irq after a set amount of time TODO: timing of this */
endofrender_timer_isp->adjust(state->m_maincpu->cycles_to_attotime(sanitycount*25));
break;
}
}
@ -1570,26 +1573,36 @@ WRITE32_MEMBER( powervr2_device::sb_pdapro_w )
TIMER_CALLBACK_MEMBER(powervr2_device::transfer_opaque_list_irq)
{
// printf("OPLST %d\n",m_screen->vpos());
irq_cb(EOXFER_OPLST_IRQ);
}
TIMER_CALLBACK_MEMBER(powervr2_device::transfer_opaque_modifier_volume_list_irq)
{
// printf("OPMV %d\n",m_screen->vpos());
irq_cb(EOXFER_OPMV_IRQ);
}
TIMER_CALLBACK_MEMBER(powervr2_device::transfer_translucent_list_irq)
{
// printf("TRLST %d\n",m_screen->vpos());
irq_cb(EOXFER_TRLST_IRQ);
}
TIMER_CALLBACK_MEMBER(powervr2_device::transfer_translucent_modifier_volume_list_irq)
{
// printf("TRMV %d\n",m_screen->vpos());
irq_cb(EOXFER_TRMV_IRQ);
}
TIMER_CALLBACK_MEMBER(powervr2_device::transfer_punch_through_list_irq)
{
// printf("PTLST %d\n",m_screen->vpos());
irq_cb(EOXFER_PTLST_IRQ);
}
@ -1677,6 +1690,7 @@ void powervr2_device::process_ta_fifo()
#endif
/* Process transfer FIFO done irqs here */
/* FIXME: timing of these */
//printf("%d %d\n",tafifo_listtype,m_screen->vpos());
switch (tafifo_listtype)
{
case 0: machine().scheduler().timer_set(attotime::from_usec(100), timer_expired_delegate(FUNC(powervr2_device::transfer_opaque_list_irq), this)); break;
@ -2805,24 +2819,28 @@ TIMER_CALLBACK_MEMBER(powervr2_device::hbin)
TIMER_CALLBACK_MEMBER(powervr2_device::endofrender_video)
{
irq_cb(EOR_VIDEO_IRQ); // VIDEO end of render
endofrender_timer_video->adjust(attotime::never);
printf("VIDEO END %d\n",m_screen->vpos());
// endofrender_timer_video->adjust(attotime::never);
}
TIMER_CALLBACK_MEMBER(powervr2_device::endofrender_tsp)
{
irq_cb(EOR_TSP_IRQ); // TSP end of render
printf("TSP END %d\n",m_screen->vpos());
endofrender_timer_tsp->adjust(attotime::never);
endofrender_timer_video->adjust(attotime::from_usec(500) );
// endofrender_timer_tsp->adjust(attotime::never);
// endofrender_timer_video->adjust(attotime::from_usec(500) );
}
TIMER_CALLBACK_MEMBER(powervr2_device::endofrender_isp)
{
irq_cb(EOR_ISP_IRQ); // ISP end of render
irq_cb(EOR_TSP_IRQ); // TSP end of render
irq_cb(EOR_VIDEO_IRQ); // VIDEO end of render
// printf("ISP END %d\n",m_screen->vpos());
endofrender_timer_isp->adjust(attotime::never);
endofrender_timer_tsp->adjust(attotime::from_usec(500) );
// endofrender_timer_tsp->adjust(attotime::from_usec(500) );
}
UINT32 powervr2_device::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
@ -2954,6 +2972,7 @@ TIMER_CALLBACK_MEMBER(powervr2_device::pvr_dma_irq)
void powervr2_device::pvr_dma_execute(address_space &space)
{
dc_state *state = machine().driver_data<dc_state>();
UINT32 src,dst,size;
dst = m_pvr_dma.pvr_addr;
src = m_pvr_dma.sys_addr;
@ -2987,7 +3006,7 @@ void powervr2_device::pvr_dma_execute(address_space &space)
}
/* Note: do not update the params, since this DMA type doesn't support it. */
/* TODO: timing of this */
machine().scheduler().timer_set(attotime::from_usec(250), timer_expired_delegate(FUNC(powervr2_device::pvr_dma_irq), this));
machine().scheduler().timer_set(state->m_maincpu->cycles_to_attotime(m_pvr_dma.size/4), timer_expired_delegate(FUNC(powervr2_device::pvr_dma_irq), this));
}
powervr2_device::powervr2_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)