int main(int argc,char **argv,char **envp) {
uint32_t tmp,tmp2;
char tmps[128];
probe_dos();
detect_windows();
if (windows_mode == WINDOWS_NT) {
printf("This program is not compatible with Windows NT\n");
return 1;
}
if (!probe_dosbox_id()) {
printf("DOSBox integration device not found\n");
return 1;
}
printf("DOSBox integration device found at I/O port %xh\n",dosbox_id_baseio);
if (probe_dosbox_id_version_string(tmps,sizeof(tmps)))
printf("DOSBox version string: '%s'\n",tmps);
else
printf("DOSBox version string N/A\n");
/* first check that the screenshot function is available */
dosbox_id_write_regsel(DOSBOX_ID_REG_SCREENSHOT_TRIGGER);
tmp = tmp2 = dosbox_id_read_data();
if (tmp & DOSBOX_ID_SCREENSHOT_STATUS_NOT_AVAILABLE) {
printf("DOSBox screenshot control register not available\n");
return 1;
}
else if (tmp & DOSBOX_ID_SCREENSHOT_STATUS_NOT_ENABLED) {
printf("DOSBox screenshot control register not enabled\n");
return 1;
}
/* trigger it */
dosbox_id_write_regsel(DOSBOX_ID_REG_SCREENSHOT_TRIGGER);
dosbox_id_write_data(DOSBOX_ID_SCREENSHOT_VIDEO);
/* make sure it toggled */
dosbox_id_write_regsel(DOSBOX_ID_REG_SCREENSHOT_TRIGGER);
tmp = dosbox_id_read_data();
if (((tmp^tmp2) & DOSBOX_ID_SCREENSHOT_STATUS_VIDEO_IN_PROGRESS) == 0) {
printf("DOSBox video trigger failed.\n");
return 1;
}
if (tmp & DOSBOX_ID_SCREENSHOT_STATUS_VIDEO_IN_PROGRESS)
printf("DOSBox video capture is running\n");
else
printf("DOSBox video capture stopped\n");
return 0;
}
int dosbox_id_reset() {
uint32_t t1,t2;
/* on reset, data should return DOSBOX_ID_RESET_DATA_CODE and index should return DOSBOX_ID_RESET_INDEX_CODE */
dosbox_id_reset_interface();
t1 = dosbox_id_read_data();
t2 = dosbox_id_read_regsel();
if (t1 != DOSBOX_ID_RESET_DATA_CODE || t2 != DOSBOX_ID_RESET_INDEX_CODE) return 0;
return 1;
}
int main(int argc,char **argv,char **envp) {
unsigned int patience;
char tmps[128];
uint32_t tmp;
probe_dos();
detect_windows();
if (windows_mode == WINDOWS_NT) {
printf("This program is not compatible with Windows NT\n");
return 1;
}
#if defined(TARGET_WINDOWS) && TARGET_MSDOS == 32 && !defined(WIN386)
#else
if (!probe_8254()) {
printf("8254 not found (I need this for time-sensitive portions of the driver)\n");
return 1;
}
#endif
if (!probe_dosbox_id()) {
printf("DOSBox integration device not found\n");
return 1;
}
printf("DOSBox integration device found at I/O port %xh\n",dosbox_id_baseio);
if (probe_dosbox_id_version_string(tmps,sizeof(tmps)))
printf("DOSBox version string: '%s'\n",tmps);
else
printf("DOSBox version string N/A\n");
/* first check that the screenshot function is available */
dosbox_id_write_regsel(DOSBOX_ID_REG_SCREENSHOT_TRIGGER);
tmp = dosbox_id_read_data();
if (tmp & DOSBOX_ID_SCREENSHOT_STATUS_NOT_AVAILABLE) {
printf("DOSBox screenshot control register not available\n");
return 1;
}
else if (tmp & DOSBOX_ID_SCREENSHOT_STATUS_NOT_ENABLED) {
printf("DOSBox screenshot control register not enabled\n");
return 1;
}
if (tmp & DOSBOX_ID_SCREENSHOT_STATUS_IMAGE_IN_PROGRESS)
printf("WARNING: Screenshot already in progress\n");
printf("Triggering DOSBox screenshot function\n");
dosbox_id_debug_message("Triggering screenshot function\n");
/* trigger it */
dosbox_id_write_regsel(DOSBOX_ID_REG_SCREENSHOT_TRIGGER);
dosbox_id_write_data(DOSBOX_ID_SCREENSHOT_IMAGE);
/* did it trigger it? */
dosbox_id_write_regsel(DOSBOX_ID_REG_SCREENSHOT_TRIGGER);
tmp = dosbox_id_read_data();
if (!(tmp & DOSBOX_ID_SCREENSHOT_STATUS_IMAGE_IN_PROGRESS)) {
printf("DOSBox screenshot trigger failed.\n");
return 1;
}
/* wait for the screenshot to happen.
* DOSBox will write the screenshot when VGA vertical retrace happens, which should be 1/70th of a second.
* So if it doesn't happen within 1 second, then it failed. */
#if defined(TARGET_WINDOWS) && TARGET_MSDOS == 32 && !defined(WIN386)
patience = 10; /* 1 second (10 x 100ms) (Windows 9x scheduler isn't THAT good!) */
#else
patience = 1000; /* 1 second (1000 x 1ms) */
#endif
do {
if (--patience == 0) {
printf("DOSBox failed to take screenshot (timeout)\n");
return 1;
}
#if defined(TARGET_WINDOWS) && TARGET_MSDOS == 32 && !defined(WIN386)
Sleep(100); /* 100ms */
#else
t8254_wait(t8254_us2ticks(1000)); /* 1ms */
#endif
dosbox_id_write_regsel(DOSBOX_ID_REG_SCREENSHOT_TRIGGER);
tmp = dosbox_id_read_data();
} while (tmp & DOSBOX_ID_SCREENSHOT_STATUS_IMAGE_IN_PROGRESS);
printf("Screenshot done\n");
return 0;
}
uint32_t dosbox_id_read_identification() {
/* now read the identify register */
dosbox_id_write_regsel(DOSBOX_ID_REG_IDENTIFY);
return dosbox_id_read_data();
}
