int main(int argc, char *argv[])
{
boolean print_parse = FALSE;
boolean print_expanded = FALSE;
char *arg;
char *source_name = NULL;
char *output_name = NULL;
FILE *file;
add_header_handler("module", set_module);
add_header_handler("library", set_library);
add_header_handler(NULL, end_of_headers);
init_sym_table();
init_feature();
init_info();
init_expand();
init_compile();
#ifdef MACOS
add_feature(symbol("macos"));
# ifndef SHLB
argc = ccommand( &argv );
# endif
#endif
while ((arg = *++argv) != NULL) {
if (arg[0] == '-') {
switch (arg[1]) {
case 'd':
if (arg[2] == '\0') {
print_parse = TRUE;
print_expanded = TRUE;
}
else {
char *ptr;
for (ptr = arg+2; *ptr != '\0'; ptr++) {
switch (*ptr) {
case 'p':
print_parse = TRUE;
break;
case 'e':
print_expanded = TRUE;
break;
default:
fprintf(stderr, "Invalid thing to print: ``%c''\n",
*ptr);
usage();
}
}
}
break;
case 'o':
if (output_name != NULL) {
fprintf(stderr, "-o can only be used once.\n");
usage();
}
else if (arg[2] != '\0')
output_name = arg+2;
else if (*++argv == NULL) {
fprintf(stderr, "-o must be followed by the output "
"file name.\n");
usage();
}
else
output_name = *argv;
break;
case 'l':
if (LibraryName != NULL) {
fprintf(stderr, "-l can only be used once.\n");
usage();
}
if (arg[2] != '\0')
LibraryName = symbol(arg+2);
else if (*++argv == NULL) {
fprintf(stderr, "-l must be followed by the library "
"name.\n");
usage();
}
else
LibraryName = symbol(*argv);
break;
case 'q':
GiveWarnings = FALSE;
break;
case 'D':
if (arg[2] != '\0')
add_feature(symbol(arg + 2));
else if (*++argv == NULL) {
fprintf(stderr,
"-D must be followed by the feature to define.\n");
usage();
}
else
add_feature(symbol(*argv));
break;
case 'U':
if (arg[2] != '\0')
remove_feature(symbol(arg + 2));
else if (*++argv == NULL) {
fprintf(stderr, "-U must be followed by the feature "
"to undefine.\n");
usage();
}
else
remove_feature(symbol(*argv));
break;
default:
fprintf(stderr, "Invalid flag: ``%s''\n", arg);
usage();
}
}
else if (source_name != NULL) {
fprintf(stderr, "Too many files\n");
usage();
}
else
source_name = arg;
}
if (source_name == NULL)
usage();
yyin = fopen(source_name, "rb");
if (yyin == NULL) {
/* Try the same filename but in the current directory */
/* Start ptr at the null termination, and work backwards to a
path separator. */
char *ptr = source_name + strlen(source_name);
for ( ; ptr != source_name; ptr--) {
if (*ptr == '/' || *ptr == '\\') {
/* We're pointing at the path separator, which is too far */
ptr++;
break;
}
}
/* If ptr is a different string than source_name, and it isn't
the empty string... */
if (ptr != source_name && *ptr != 0) {
yyin = fopen(ptr, "rb");
}
if (yyin == NULL) {
perror(source_name);
exit(1);
}
}
current_file = source_name;
yyparse();
if (print_parse) {
printf("================ Original Parse Tree ================\n");
print_body(Program, 0);
}
if (nerrors != 0)
exit(1);
/* Do the various source-to-source expansions. */
expand(Program);
if (print_expanded) {
printf("================ Expanded Parse Tree ================\n");
print_body(Program, 0);
}
if (nerrors != 0)
exit(1);
/* Run environment analysis */
environment_analysis(Program);
if (nerrors != 0)
exit(1);
if (output_name == NULL)
output_name = make_output_name(source_name, ".dbc");
if (strcmp(output_name, "-") == 0)
file = stdout;
else
file = fopen(output_name, "wb");
if (file == NULL) {
perror(output_name);
exit(1);
}
dump_setup_output(source_name, file);
/* Generate code. */
compile(Program);
dump_finalize_output();
fclose(file);
exit(0);
return 0;
}
static void
meta_monitor_manager_kms_read_current (MetaMonitorManager *manager)
{
MetaMonitorManagerKms *manager_kms = META_MONITOR_MANAGER_KMS (manager);
drmModeRes *resources;
GHashTable *modes;
GHashTableIter iter;
drmModeModeInfo *mode;
unsigned int i, j, k;
unsigned int n_actual_outputs;
int width, height;
MetaOutput *old_outputs;
unsigned int n_old_outputs;
resources = drmModeGetResources(manager_kms->fd);
modes = g_hash_table_new (drm_mode_hash, drm_mode_equal);
manager->max_screen_width = resources->max_width;
manager->max_screen_height = resources->max_height;
manager->power_save_mode = META_POWER_SAVE_ON;
old_outputs = manager->outputs;
n_old_outputs = manager->n_outputs;
/* Note: we must not free the public structures (output, crtc, monitor
mode and monitor info) here, they must be kept alive until the API
users are done with them after we emit monitors-changed, and thus
are freed by the platform-independent layer. */
free_resources (manager_kms);
manager_kms->n_connectors = resources->count_connectors;
manager_kms->connectors = g_new (drmModeConnector *, manager_kms->n_connectors);
for (i = 0; i < manager_kms->n_connectors; i++)
{
drmModeConnector *connector;
connector = drmModeGetConnector (manager_kms->fd, resources->connectors[i]);
manager_kms->connectors[i] = connector;
if (connector->connection == DRM_MODE_CONNECTED)
{
/* Collect all modes for this connector */
for (j = 0; j < (unsigned)connector->count_modes; j++)
g_hash_table_add (modes, &connector->modes[j]);
}
}
manager_kms->n_encoders = resources->count_encoders;
manager_kms->encoders = g_new (drmModeEncoder *, manager_kms->n_encoders);
for (i = 0; i < manager_kms->n_encoders; i++)
{
manager_kms->encoders[i] = drmModeGetEncoder (manager_kms->fd,
resources->encoders[i]);
}
manager->n_modes = g_hash_table_size (modes);
manager->modes = g_new0 (MetaMonitorMode, manager->n_modes);
g_hash_table_iter_init (&iter, modes);
i = 0;
while (g_hash_table_iter_next (&iter, NULL, (gpointer)&mode))
{
MetaMonitorMode *meta_mode;
meta_mode = &manager->modes[i];
meta_mode->mode_id = i;
meta_mode->name = g_strndup (mode->name, DRM_DISPLAY_MODE_LEN);
meta_mode->width = mode->hdisplay;
meta_mode->height = mode->vdisplay;
meta_mode->refresh_rate = (1000 * mode->clock /
((float)mode->htotal * mode->vtotal));
meta_mode->driver_private = g_slice_dup (drmModeModeInfo, mode);
meta_mode->driver_notify = (GDestroyNotify)meta_monitor_mode_destroy_notify;
i++;
}
g_hash_table_destroy (modes);
manager->n_crtcs = resources->count_crtcs;
manager->crtcs = g_new0 (MetaCRTC, manager->n_crtcs);
width = 0; height = 0;
for (i = 0; i < (unsigned)resources->count_crtcs; i++)
{
drmModeCrtc *crtc;
MetaCRTC *meta_crtc;
crtc = drmModeGetCrtc (manager_kms->fd, resources->crtcs[i]);
meta_crtc = &manager->crtcs[i];
meta_crtc->crtc_id = crtc->crtc_id;
meta_crtc->rect.x = crtc->x;
meta_crtc->rect.y = crtc->y;
meta_crtc->rect.width = crtc->width;
meta_crtc->rect.height = crtc->height;
meta_crtc->is_dirty = FALSE;
meta_crtc->transform = META_MONITOR_TRANSFORM_NORMAL;
/* FIXME: implement! */
meta_crtc->all_transforms = 1 << META_MONITOR_TRANSFORM_NORMAL;
if (crtc->mode_valid)
{
for (j = 0; j < manager->n_modes; j++)
{
if (drm_mode_equal (&crtc->mode, manager->modes[j].driver_private))
{
meta_crtc->current_mode = &manager->modes[j];
break;
}
}
width = MAX (width, meta_crtc->rect.x + meta_crtc->rect.width);
height = MAX (height, meta_crtc->rect.y + meta_crtc->rect.height);
}
drmModeFreeCrtc (crtc);
}
manager->screen_width = width;
manager->screen_height = height;
manager->outputs = g_new0 (MetaOutput, manager_kms->n_connectors);
n_actual_outputs = 0;
for (i = 0; i < manager_kms->n_connectors; i++)
{
MetaOutput *meta_output, *old_output;
MetaOutputKms *output_kms;
drmModeConnector *connector;
GArray *crtcs;
unsigned int crtc_mask;
GBytes *edid;
connector = manager_kms->connectors[i];
meta_output = &manager->outputs[n_actual_outputs];
if (connector->connection == DRM_MODE_CONNECTED)
{
meta_output->driver_private = output_kms = g_slice_new0 (MetaOutputKms);
meta_output->driver_notify = (GDestroyNotify)meta_output_destroy_notify;
meta_output->winsys_id = connector->connector_id;
meta_output->name = make_output_name (connector);
meta_output->width_mm = connector->mmWidth;
meta_output->height_mm = connector->mmHeight;
switch (connector->subpixel)
{
case DRM_MODE_SUBPIXEL_NONE:
meta_output->subpixel_order = COGL_SUBPIXEL_ORDER_NONE;
break;
case DRM_MODE_SUBPIXEL_HORIZONTAL_RGB:
meta_output->subpixel_order = COGL_SUBPIXEL_ORDER_HORIZONTAL_RGB;
break;
case DRM_MODE_SUBPIXEL_HORIZONTAL_BGR:
meta_output->subpixel_order = COGL_SUBPIXEL_ORDER_HORIZONTAL_BGR;
break;
case DRM_MODE_SUBPIXEL_VERTICAL_RGB:
meta_output->subpixel_order = COGL_SUBPIXEL_ORDER_VERTICAL_RGB;
break;
case DRM_MODE_SUBPIXEL_VERTICAL_BGR:
meta_output->subpixel_order = COGL_SUBPIXEL_ORDER_VERTICAL_BGR;
break;
case DRM_MODE_SUBPIXEL_UNKNOWN:
default:
meta_output->subpixel_order = COGL_SUBPIXEL_ORDER_UNKNOWN;
break;
}
meta_output->n_modes = connector->count_modes;
meta_output->modes = g_new0 (MetaMonitorMode *, meta_output->n_modes);
for (j = 0; j < meta_output->n_modes; j++)
meta_output->modes[j] = find_meta_mode (manager, &connector->modes[j]);
meta_output->preferred_mode = meta_output->modes[0];
output_kms->connector = connector;
output_kms->n_encoders = connector->count_encoders;
output_kms->encoders = g_new0 (drmModeEncoderPtr, output_kms->n_encoders);
crtc_mask = ~(unsigned int)0;
for (j = 0; j < output_kms->n_encoders; j++)
{
output_kms->encoders[j] = drmModeGetEncoder (manager_kms->fd, connector->encoders[j]);
/* We only list CRTCs as supported if they are supported by all encoders
for this connectors.
This is what xf86-video-modesetting does (see drmmode_output_init())
*/
crtc_mask &= output_kms->encoders[j]->possible_crtcs;
if (output_kms->encoders[j]->encoder_id == connector->encoder_id)
output_kms->current_encoder = output_kms->encoders[j];
}
crtcs = g_array_new (FALSE, FALSE, sizeof (MetaCRTC*));
for (j = 0; j < manager->n_crtcs; j++)
{
if (crtc_mask & (1 << j))
{
MetaCRTC *crtc = &manager->crtcs[j];
g_array_append_val (crtcs, crtc);
}
}
meta_output->n_possible_crtcs = crtcs->len;
meta_output->possible_crtcs = (void*)g_array_free (crtcs, FALSE);
if (output_kms->current_encoder && output_kms->current_encoder->crtc_id != 0)
{
for (j = 0; j < manager->n_crtcs; j++)
{
if (manager->crtcs[j].crtc_id == output_kms->current_encoder->crtc_id)
{
meta_output->crtc = &manager->crtcs[j];
break;
}
}
}
else
meta_output->crtc = NULL;
old_output = find_output_by_id (old_outputs, n_old_outputs,
meta_output->winsys_id);
if (old_output)
{
meta_output->is_primary = old_output->is_primary;
meta_output->is_presentation = old_output->is_presentation;
}
else
{
meta_output->is_primary = FALSE;
meta_output->is_presentation = FALSE;
}
find_properties (manager_kms, output_kms);
edid = read_output_edid (manager_kms, meta_output);
if (edid)
{
MonitorInfo *parsed_edid;
gsize len;
parsed_edid = decode_edid (g_bytes_get_data (edid, &len));
if (parsed_edid)
{
meta_output->vendor = g_strndup (parsed_edid->manufacturer_code, 4);
meta_output->product = g_strndup (parsed_edid->dsc_product_name, 14);
meta_output->serial = g_strndup (parsed_edid->dsc_serial_number, 14);
g_free (parsed_edid);
}
g_bytes_unref (edid);
}
if (!meta_output->vendor)
{
meta_output->vendor = g_strdup ("unknown");
meta_output->product = g_strdup ("unknown");
meta_output->serial = g_strdup ("unknown");
}
/* FIXME: backlight is a very driver specific thing unfortunately,
every DDX does its own thing, and the dumb KMS API does not include it.
For example, xf86-video-intel has a list of paths to probe in /sys/class/backlight
(one for each major HW maker, and then some).
We can't do the same because we're not root.
It might be best to leave backlight out of the story and rely on the setuid
helper in gnome-settings-daemon.
*/
meta_output->backlight_min = 0;
meta_output->backlight_max = 0;
meta_output->backlight = -1;
n_actual_outputs++;
}
}
