add more debug functionalities
This commit is contained in:
parent
50b6435aa7
commit
f3465fe871
3 changed files with 62 additions and 20 deletions
18
drm.c
18
drm.c
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@ -130,6 +130,10 @@ void drm_cleanup() {
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close(kmsvnc->drm->drm_fd);
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kmsvnc->drm->drm_fd = 0;
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}
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if (kmsvnc->drm->plane_res) {
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drmModeFreePlaneResources(kmsvnc->drm->plane_res);
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kmsvnc->drm->plane_res = NULL;
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}
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free(kmsvnc->drm);
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kmsvnc->drm = NULL;
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}
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@ -153,13 +157,13 @@ int drm_open() {
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{
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perror("Failed to set universal planes capability: primary planes will not be usable");
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}
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if (drm->source_plane > 0)
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if (kmsvnc->source_plane > 0)
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{
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drm->plane = drmModeGetPlane(drm->drm_fd, drm->source_plane);
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drm->plane = drmModeGetPlane(drm->drm_fd, kmsvnc->source_plane);
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if (!drm->plane)
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DRM_FATAL("Failed to get plane %d: %s\n", drm->source_plane, strerror(errno));
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DRM_FATAL("Failed to get plane %d: %s\n", kmsvnc->source_plane, strerror(errno));
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if (drm->plane->fb_id == 0)
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fprintf(stderr, "Place %d does not have an attached framebuffer\n", drm->source_plane);
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fprintf(stderr, "Place %d does not have an attached framebuffer\n", kmsvnc->source_plane);
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}
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else
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{
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@ -176,7 +180,7 @@ int drm_open() {
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continue;
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}
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printf("Plane %u CRTC %u FB %u\n", drm->plane->plane_id, drm->plane->crtc_id, drm->plane->fb_id);
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if ((drm->source_crtc > 0 && drm->plane->crtc_id != drm->source_crtc) || drm->plane->fb_id == 0)
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if ((kmsvnc->source_crtc != 0 && drm->plane->crtc_id != kmsvnc->source_crtc) || drm->plane->fb_id == 0)
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{
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// Either not connected to the target source CRTC
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// or not active.
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@ -188,9 +192,9 @@ int drm_open() {
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}
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if (i == drm->plane_res->count_planes)
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{
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if (drm->source_crtc > 0)
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if (kmsvnc->source_crtc != 0)
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{
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DRM_FATAL("No usable planes found on CRTC %d\n", drm->source_crtc);
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DRM_FATAL("No usable planes found on CRTC %d\n", kmsvnc->source_crtc);
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}
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else
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{
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56
kmsvnc.c
56
kmsvnc.c
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@ -49,7 +49,7 @@ static void update_screen_buf(char* to, char *from, int width, int height) {
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int min_y = INT32_MAX;
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int max_x = -1;
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int max_y = -1;
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if (width % 2 == 0) {
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if (!kmsvnc->vnc_opt->disable_cmpfb && width % 2 == 0) {
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for (int y = 0; y < height; y++) {
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for (int x = 0; x < width; x+=2) {
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if (*double_pix_from != *double_pix_to) {
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@ -71,6 +71,11 @@ static void update_screen_buf(char* to, char *from, int width, int height) {
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}
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}
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}
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else {
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memcpy(to, from, width * height * BYTES_PER_PIXEL);
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rfbMarkRectAsModified(kmsvnc->server, 0, 0, width, height);
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return;
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}
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max_x = max_x < 0 ? 0 : max_x;
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max_y = max_y < 0 ? 0 : max_y;
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min_x = min_x > width ? 0 : min_x;
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@ -79,7 +84,7 @@ static void update_screen_buf(char* to, char *from, int width, int height) {
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//printf("dirty: %d, %d, %d, %d\n", min_x, min_y, max_x, max_y);
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if (max_x || max_y || min_x || min_y) {
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memcpy(to, from, width * height * BYTES_PER_PIXEL);
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rfbMarkRectAsModified(kmsvnc->server, min_x, min_y, max_x, max_y);
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rfbMarkRectAsModified(kmsvnc->server, min_x, min_y, max_x + 2, max_y + 1);
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}
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}
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@ -123,13 +128,17 @@ void signal_handler(int signum){
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static struct argp_option kmsvnc_main_options[] = {
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{"device", 'd', "/dev/dri/card0", 0, "DRM device"},
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{"force-driver", 0xfefe, "i915", 0, "force a certain driver (for debug)"},
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{"source-plane", 0xfefc, "0", 0, "Use specific plane"},
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{"source-crtc", 0xfefd, "0", 0, "Use specific crtc (to list all crtcs and planes, set this to -1)"},
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{"force-driver", 0xfefe, "i915", 0, "force a certain driver (for debugging)"},
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{"bind", 'b', "0.0.0.0", 0, "Listen on (ipv4 address)"},
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{"bind6", 0xfeff, "::", 0, "Listen on (ipv6 address)"},
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{"port", 'p', "5900", 0, "Listen port"},
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{"disable-ipv6", '4', 0, OPTION_ARG_OPTIONAL, "Disable ipv6"},
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{"fps", 0xff00, "30", 0, "Target frames per second"},
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{"disable-always-shared", 0xff01, 0, OPTION_ARG_OPTIONAL, "Do not always treat incoming connections as shared"},
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{"disable-compare-fb", 0xff02, 0, OPTION_ARG_OPTIONAL, "Do not compare pixels"},
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{"capture-raw-fb", 0xff03, "/tmp/rawfb.bin", 0, "Capture RAW framebuffer instead of starting the vnc server (for debugging)"},
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{"disable-input", 'i', 0, OPTION_ARG_OPTIONAL, "Disable uinput"},
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{"desktop-name", 'n', "kmsvnc", 0, "Specify vnc desktop name"},
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{0}
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@ -142,6 +151,12 @@ static error_t parse_opt(int key, char *arg, struct argp_state *state) {
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case 'd':
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kmsvnc->card = arg;
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break;
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case 0xfefc:
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kmsvnc->source_plane = atoi(arg);
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break;
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case 0xfefd:
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kmsvnc->source_crtc = atoi(arg);
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break;
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case 0xfefe:
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kmsvnc->force_driver = arg;
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break;
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@ -177,6 +192,13 @@ static error_t parse_opt(int key, char *arg, struct argp_state *state) {
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case 0xff01:
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kmsvnc->vnc_opt->always_shared = 0;
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break;
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case 0xff02:
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kmsvnc->vnc_opt->disable_cmpfb = 1;
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break;
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case 0xff03:
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kmsvnc->debug_capture_fb = arg;
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kmsvnc->disable_input = 1;
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break;
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case 'i':
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kmsvnc->disable_input = 1;
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break;
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@ -214,14 +236,14 @@ int main(int argc, char **argv)
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struct argp argp = {kmsvnc_main_options, parse_opt, args_doc, doc};
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argp_parse(&argp, argc, argv, 0, 0, NULL);
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const char* XKB_DEFAULT_LAYOUT = getenv("XKB_DEFAULT_LAYOUT");
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if (!XKB_DEFAULT_LAYOUT || strcmp(XKB_DEFAULT_LAYOUT, "") == 0) {
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printf("No keyboard layout set from environment variables, use US layout by default\n");
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printf("See https://xkbcommon.org/doc/current/structxkb__rule__names.html\n");
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setenv("XKB_DEFAULT_LAYOUT", "us", 1);
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}
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if (!kmsvnc->disable_input) {
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const char* XKB_DEFAULT_LAYOUT = getenv("XKB_DEFAULT_LAYOUT");
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if (!XKB_DEFAULT_LAYOUT || strcmp(XKB_DEFAULT_LAYOUT, "") == 0) {
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printf("No keyboard layout set from environment variables, use US layout by default\n");
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printf("See https://xkbcommon.org/doc/current/structxkb__rule__names.html\n");
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setenv("XKB_DEFAULT_LAYOUT", "us", 1);
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}
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if (xkb_init()) {
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cleanup();
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return 1;
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@ -236,6 +258,20 @@ int main(int argc, char **argv)
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return 1;
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}
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if (kmsvnc->debug_capture_fb) {
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int wfd = open(kmsvnc->debug_capture_fb, O_WRONLY | O_CREAT, 00644);
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if (wfd > 0) {
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write(wfd, kmsvnc->drm->mapped, kmsvnc->drm->mfb->width * kmsvnc->drm->mfb->height * BYTES_PER_PIXEL);
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fsync(wfd);
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printf("wrote raw frame buffer to %s\n", kmsvnc->debug_capture_fb);
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}
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else {
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fprintf(stderr, "open file %s failed, %s\n", kmsvnc->debug_capture_fb, strerror(errno));
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}
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cleanup();
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return 0;
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}
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size_t buflen = kmsvnc->drm->mfb->width * kmsvnc->drm->mfb->height * BYTES_PER_PIXEL;
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kmsvnc->buf = malloc(buflen);
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memset(kmsvnc->buf, 0, buflen);
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8
kmsvnc.h
8
kmsvnc.h
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@ -19,16 +19,20 @@ struct vnc_opt
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char *bind6;
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char disable_ipv6;
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int sleep_ns;
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int always_shared;
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char always_shared;
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char disable_cmpfb;
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char *desktop_name;
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};
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struct kmsvnc_data
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{
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char *debug_capture_fb;
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char *card;
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char *force_driver;
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struct vnc_opt *vnc_opt;
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char disable_input;
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int source_plane;
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int source_crtc;
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struct kmsvnc_drm_data *drm;
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struct kmsvnc_input_data *input;
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struct kmsvnc_keymap_data *keymap;
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@ -73,8 +77,6 @@ struct kmsvnc_drm_data
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int drm_fd;
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drmVersionPtr drm_ver;
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int prime_fd;
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int source_plane;
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int source_crtc;
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drmModePlane *plane;
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drmModePlaneRes *plane_res;
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drmModeFB2 *mfb;
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