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annotate test.c @ 951:fec4a59ae5d7

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Merge
author Michael Pavone <pavone@retrodev.com>
date Mon, 11 Apr 2016 20:56:54 -0700
parents 15d9359fd771
children
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15d9359fd771 Add some tests for hint timing and fix it properly this time.
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1 #include <stdint.h>
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2 #include <stdlib.h>
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3 #include <string.h>
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4 #include <stdio.h>
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5 #include "vdp.h"
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6
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7 int headless = 1;
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8 uint16_t read_dma_value(uint32_t address)
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9 {
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10 return 0;
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11 }
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12
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13 uint32_t render_map_color(uint8_t r, uint8_t g, uint8_t b)
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14 {
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15 return 0;
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16 }
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17
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18 void render_alloc_surfaces(vdp_context * context)
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19 {
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20 context->oddbuf = context->framebuf = malloc(512 * 256 * 4 * 2);
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21 memset(context->oddbuf, 0, 512 * 256 * 4 * 2);
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22 context->evenbuf = ((char *)context->oddbuf) + 512 * 256 * 4;
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23 }
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24
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25 int check_hint_time(vdp_context * v_context)
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26 {
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27 uint32_t orig_hint_cycle = vdp_next_hint(v_context);
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28 uint32_t cur_hint_cycle;
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29 printf("hint cycle is %d at vcounter: %d, hslot: %d\n", orig_hint_cycle, v_context->vcounter, v_context->hslot);
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30 int res = 1;
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31 while ((cur_hint_cycle = vdp_next_hint(v_context)) > v_context->cycles)
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32 {
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33 if (cur_hint_cycle != orig_hint_cycle) {
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34 fprintf(stderr, "ERROR: hint cycle changed to %d at vcounter: %d, hslot: %d\n", cur_hint_cycle, v_context->vcounter, v_context->hslot);
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35 orig_hint_cycle = cur_hint_cycle;
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36 res = 0;
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37 }
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38 vdp_run_context(v_context, v_context->cycles + 1);
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39 }
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40 printf("hint fired at cycle: %d, vcounter: %d, hslot: %d\n", cur_hint_cycle, v_context->vcounter, v_context->hslot);
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41 vdp_int_ack(v_context, 4);
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42 return res;
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43 }
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44
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45
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46 int main(int argc, char ** argv)
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47 {
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48 vdp_context v_context;
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49 init_vdp_context(&v_context, 0);
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50 vdp_control_port_write(&v_context, 0x8144);
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51 vdp_control_port_write(&v_context, 0x8C81);
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52 vdp_control_port_write(&v_context, 0x8A7F);
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53 vdp_control_port_write(&v_context, 0x8014);
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54 v_context.hint_counter = 0x7F;
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55 v_context.vcounter = 128;
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56 v_context.hslot = 165;
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57 //check single shot behavior
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58 int res = check_hint_time(&v_context);
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59 //check every line behavior
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60 while (v_context.vcounter < 225)
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61 {
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62 vdp_run_context(&v_context, v_context.cycles + 1);
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63 }
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64 vdp_control_port_write(&v_context, 0x8A00);
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65 int hint_count = 0;
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66 while (res && v_context.vcounter != 224)
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67 {
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68 res = res && check_hint_time(&v_context);
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69 hint_count++;
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70 }
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71 if (res && hint_count != 225) {
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72 fprintf(stderr, "ERROR: hint count should be 225 but was %d instead\n", hint_count);
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73 res = 0;
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74 }
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75 return 0;
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76 }