mirror of
https://github.com/RetroPortingToolKit/psxrecomp
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Pegasus
3bd62b3099
Rebased onto upstream after #362: the Ape Escape card-repair hunks are
dropped with the removed block, and the pace walk keeps upstream's uncapped
deadline consumption plus the source ACK-pulse edge.
(cherry picked from commit 8235a7700f)
29 lines
1.4 KiB
C
29 lines
1.4 KiB
C
/* Fixed-range source frame request stream, independent of hardware VBlank.
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* CPU origin is a retained authored uncached-loop pre-fetch; later steps cost
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* five clocks, as independently qualified against actual CPU execution. */
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#include "source_gpu_service_clock.h"
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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static SourceGPUServiceClock *active;
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static void service(void *context,uint64_t cycle,unsigned kind) {
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(void)context;
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if(kind==SOURCE_GPU_EVENT_FRAME_END)
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printf("frame %llu %llu %u\n",(unsigned long long)cycle,
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(unsigned long long)active->frame_request_cycle,active->raster.rises);
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}
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int main(int argc,char **argv) {
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assert(argc==4);SourceGPUServiceClock clock;source_gpu_service_cold(&clock);active=&clock;
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assert(input_route_raster_gp1(&clock.raster,0x07000010u|((unsigned)atoi(argv[1])<<10)));
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uint64_t cycle=strtoull(argv[2],0,10),limit=strtoull(argv[3],0,10);
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assert(source_gpu_service_to(&clock,cycle,service,0));assert(!clock.frame_pending);
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while(cycle<=limit && clock.frame_returns<2) {
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assert(source_gpu_service_cpu_boundary(&clock,cycle,service,0));
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unsigned before=clock.frame_returns;
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assert(source_gpu_service_cpu_boundary(&clock,cycle,service,0));
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assert(clock.frame_returns==before); /* same timestamp cannot consume twice */
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cycle+=5;
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}
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assert(clock.frame_returns==2);return 0;
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}
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