diff options
Diffstat (limited to 'emu/Linux/win-fb.c')
| -rw-r--r-- | emu/Linux/win-fb.c | 192 |
1 files changed, 173 insertions, 19 deletions
diff --git a/emu/Linux/win-fb.c b/emu/Linux/win-fb.c index 08d9be5..a05af68 100644 --- a/emu/Linux/win-fb.c +++ b/emu/Linux/win-fb.c @@ -24,6 +24,7 @@ #include <linux/fb.h> #include <sys/mman.h> #include <stdio.h> +#include <dirent.h> #include <linux/input.h> @@ -37,6 +38,7 @@ #define LOGW(...) //printf(__VA_ARGS__) #define LOGE(...) //printf(__VA_ARGS__) +#define DBG(...) printf(__VA_ARGS__) static int displaydepth = 32; @@ -85,7 +87,20 @@ static int putsnarf, assertsnarf; extern int Xsize; extern int Ysize; -int fd_mou = -1; +static int Xmou_max = 0; +static int Ymou_max = 0; + +static int fd_mou = -1; +static int is_mt = 0; + + +static char *supported_mouse_devs[] = { + "Goodix Capacitive TouchScreen", + "TSC2003 Touchscreen", + "TSC2007 Touchscreen", + NULL +}; + /* * The documentation for the XSHM extension implies that if the server @@ -229,6 +244,143 @@ attach_fb() } + + + +#define BITS_PER_LONG (sizeof(long) * 8) +#define NBITS(x) ((((x)-1)/BITS_PER_LONG)+1) +#define OFF(x) ((x)%BITS_PER_LONG) +#define BIT(x) (1UL<<OFF(x)) +#define LONG(x) ((x)/BITS_PER_LONG) +#define test_bit(bit, array) ((array[LONG(bit)] >> OFF(bit)) & 1) + +static int is_event_device(const struct dirent *dir) { + return strncmp("event", dir->d_name, 5) == 0; +} + +static int +scan_mouse() +{ + struct dirent **namelist; + int i, j, ndev; + int fd = -1, fd_cap = -1, fd_res = -1; + char fname[64]; + char *dname = malloc(256); + + unsigned long bits[NBITS(KEY_MAX)]; + struct input_absinfo abs; + + int touch_res; + int touch_cap; + + ndev = scandir("/dev/input", &namelist, is_event_device, versionsort); + if (ndev <= 0) + return -1; +DBG("ndev=%d\n", ndev); + + for(i = 0; i < ndev; i++){ + int is_supported = 0; + + snprintf(fname, sizeof(fname), "/dev/input/%s", namelist[i]->d_name); +DBG("test file: %s\n", fname); + + fd = open(fname, O_RDWR); + if (fd < 0) + continue; + + ioctl(fd, EVIOCGNAME(256), dname); +DBG("test dev: %s\n", dname); + for(j = 0; supported_mouse_devs[j] != NULL; j++){ + if(!strcmp(dname, supported_mouse_devs[j])){ + is_supported = 1; + break; + } + } + + if(!is_supported){ + close(fd); + continue; + } +DBG("supported: %s\n", fname); + + ioctl(fd, EVIOCGBIT(0, EV_MAX), bits); + if (!test_bit(EV_ABS, bits)){ + close(fd); + continue; + } + + ioctl(fd, EVIOCGBIT(EV_ABS, KEY_MAX), bits); + if(!( + test_bit(ABS_MT_POSITION_X, bits) && + test_bit(ABS_MT_POSITION_Y, bits) + ) + ){ + if(fd_res >= 0) + close(fd_res); + fd_res = fd; +DBG("RESISTIVE\n"); + }else{ + if(fd_cap >= 0) + close(fd_cap); + fd_cap = fd; +DBG("CAPACITIVE\n"); + } + } + + if(fd_cap < 0){ + ioctl(fd, EVIOCGABS (ABS_X), &abs); + Xmou_max = abs.maximum; +#if 0 + context->min.x = abs.minimum; + context->max.x = abs.maximum; +#endif + ioctl (fd, EVIOCGABS (ABS_Y), &abs); + Ymou_max = abs.maximum; +#if 0 + context->max.y = abs.maximum; + context->have_multitouch = 0; + context->min.id = -1; + context->max.id = -1; +#endif + is_mt = 0; + fd = fd_res; + }else{ + if(fd_res >= 0) + close(fd_res); + + ioctl (fd, EVIOCGABS (ABS_MT_POSITION_X), &abs); + Xmou_max = abs.maximum; + printf(">O X = (%d -- %d)\n", abs.minimum, abs.maximum); +/* + abs.maximum = 800; + ioctl (fd, EVIOCSABS (ABS_MT_POSITION_X), &abs); + ioctl (fd, EVIOCGABS (ABS_MT_POSITION_X), &abs); + printf(">N X = (%d -- %d)\n", abs.minimum, abs.maximum); +*/ + // ---- + ioctl (fd, EVIOCGABS (ABS_MT_POSITION_Y), &abs); + Ymou_max = abs.maximum; + printf(">O Y = (%d -- %d)\n", abs.minimum, abs.maximum); +/* + abs.maximum = 480; + ioctl (fd, EVIOCSABS (ABS_MT_POSITION_Y), &abs); + ioctl (fd, EVIOCGABS (ABS_MT_POSITION_Y), &abs); + printf(">N Y = (%d -- %d)\n", abs.minimum, abs.maximum); +*/ + // ---- + is_mt = 1; + fd = fd_cap; + } +DBG("is_mt=%d\n", is_mt); + + free(dname); + + return fd; +} + + + + uchar* attachscreen(Rectangle *r, ulong *chan, int *d, int *width, int *softscreen) { @@ -248,7 +400,7 @@ LOGE("attachscreen\n"); // prepare mouse if(fd_mou == -1){ - fd_mou = open("/dev/input/event1", O_RDWR); + fd_mou = scan_mouse(); //open("/dev/input/event1", O_RDWR); } triedscreen = 1; @@ -1083,7 +1235,7 @@ xkeyboard() ///*XEvent*/void *e) } -#if TOUCHSCREEN_CAPACITIVE + typedef struct { int x; @@ -1186,7 +1338,6 @@ static int capacitive_events(int fd, int* b, int* x, int* y) return !is_changed; } -#else /* ** calibration (perfect = 0 0 4096 4096) @@ -1349,8 +1500,6 @@ static int tsc2003_events(int fd, int* b, int* x, int* y) return 0; } -#endif - static void xmouse() //XEvent *e) @@ -1373,20 +1522,25 @@ xmouse() //XEvent *e) // } if(fd_mou >= 0){ -#if TOUCHSCREEN_CAPACITIVE - if(!capacitive_events(fd_mou, &b, &x, &y)){ - //printf("capt x=%d, y=%d, b=%x\n", x, y, b); - mousetrack(b, x, y, 0); - } -#else - tsc2003_events(fd_mou, &b, &x, &y); - if(b > 0 || (b == 0 && ob > 0)){ - ob = b; - //printf("rest x=%d, y=%d, b=%x\n", x, y, b); - mousetrack(b, x, y, 0); - //printf("ob = %d, b=%d, xy=(%d, %d)\n", ob, b, x, y); +//#if TOUCHSCREEN_CAPACITIVE + if(is_mt){ + if(Xmou_max > 0 && Ymou_max && !capacitive_events(fd_mou, &b, &x, &y)){ + x = (x * Xsize) / Xmou_max; + y = (y * Ysize) / Ymou_max; + //printf("capt x=%d, y=%d, b=%x\n", x, y, b); + mousetrack(b, x, y, 0); + } + }else{ +//#else + tsc2003_events(fd_mou, &b, &x, &y); + if(b > 0 || (b == 0 && ob > 0)){ + ob = b; + //printf("rest x=%d, y=%d, b=%x\n", x, y, b); + mousetrack(b, x, y, 0); + //printf("ob = %d, b=%d, xy=(%d, %d)\n", ob, b, x, y); + } } -#endif +//#endif } #if 0 dbl = 0; 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