*
* LCD4Linux driver for 4D Systems Display Graphics Modules
*
- * Copyright (C) 2008 Sven Killig <sven@killig.de>
+ * Copyright (C) 2008, 2011 Sven Killig <sven@killig.de>
* Modified from sample code by:
* Copyright (C) 2005 Michael Reinelt <michael@reinelt.co.at>
* Copyright (C) 2005, 2006, 2007 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
#include "drv_generic_graphic.h"
#include "drv_generic_serial.h"
+#include <sys/ioctl.h>
+#include <linux/serial.h>
+
static char Name[] = "D4D";
char NAME_[20];
int FONT = 1, MODE = 0, EXTRA = 0, SECTOR = 0, SECTOR_SIZE, NOPOWERCYCLE = 0;
/****************************************/
-static int drv_D4D_open(const char *section)
-{
- int fd;
- fd = drv_generic_serial_open(section, Name, 0);
- if (fd < 0)
- return -1;
- fcntl(fd, F_SETFL, 0); /* blocking read */
- return 0;
-}
-
-
-static int drv_D4D_close(void)
-{
- drv_generic_serial_close();
- return 0;
-}
-
-
static void drv_D4D_receive_ACK()
{
char ret[1];
}
}
+
static void drv_D4D_send_nowait(const char *data, const unsigned int len)
{
+ if (len > 1 && data[0] >= 32 && data[0] <= 127)
+ debug("drv_D4D_send_nowait('%c'", data[0]);
drv_generic_serial_write(data, len);
}
drv_D4D_receive_ACK();
}
-static void drv_D4D_send_nowait_extra(const char *data, const unsigned int len, unsigned char pos1, unsigned char pos2)
+static void drv_D4D_send_extra_nowait(const char *data, const unsigned int len, unsigned char pos1, unsigned char pos2,
+ unsigned char pos3, unsigned char pos4)
{
- /* possibly leave out bytes at pos1 and pos2 for older protocol format */
+ /* possibly leave out bytes at posn for GOLDELOX protocol format */
if (EXTRA) {
drv_D4D_send_nowait(data, len);
} else {
- unsigned int i;
- char send[1];
+ unsigned int i, j = 0, lenNew = len;
+ char send[len];
for (i = 0; i < len; i++) {
- if (!pos1 || i != pos1) {
- if (!pos2 || i != pos2) {
- send[0] = data[i];
- drv_generic_serial_write(send, 1);
- }
+ if (i != pos1 && i != pos2 && i != pos3 && i != pos4) {
+ send[j++] = data[i];
+ } else {
+ lenNew--;
}
}
+ drv_D4D_send_nowait(send, lenNew);
}
}
-static void drv_D4D_send_extra(const char *data, const unsigned int len, char pos1, char pos2)
+static void drv_D4D_send_extra(const char *data, const unsigned int len, unsigned char pos1, unsigned char pos2,
+ unsigned char pos3, unsigned char pos4)
{
- drv_D4D_send_nowait_extra(data, len, pos1, pos2);
+ drv_D4D_send_extra_nowait(data, len, pos1, pos2, pos3, pos4);
drv_D4D_receive_ACK();
}
+static int drv_D4D_open(const char *section)
+{
+ info("drv_D4D_open()");
+ int fd, picaso = 0;
+ struct termios portset;
+ static speed_t Speed = 0;
+ fd = drv_generic_serial_open(section, Name, 0);
+ if (fd < 0)
+ return -1;
+ int flags;
+ flags = fcntl(fd, F_GETFL);
+ flags &= ~FNDELAY;
+ fcntl(fd, F_SETFL, flags);
+
+ cfg_number(section, "PICASO", 0, 1200, 4000000, &picaso);
+ if (picaso) {
+ info("switching to 9600 baud");
+ if (tcgetattr(fd, &portset) == -1) {
+ error("%s: tcgetattr failed: %s", Name, strerror(errno));
+ return -1;
+ }
+ cfsetispeed(&portset, B9600);
+ cfsetospeed(&portset, B9600);
+ if (tcsetattr(fd, TCSANOW, &portset) == -1) {
+ error("%s: tcsetattr failed: %s", Name, strerror(errno));
+ return -1;
+ }
+ }
+
+ char cmd[] = { 'U' };
+ drv_D4D_send(cmd, sizeof(cmd));
+ debug("2");
+
+ if (picaso) {
+ char baud[] = { 'Q', 0 };
+ switch (picaso) {
+ case 1200:
+ Speed = B1200;
+ baud[1] = 0x03;
+ break;
+ case 2400:
+ Speed = B2400;
+ baud[1] = 0x04;
+ break;
+ case 4800:
+ Speed = B4800;
+ baud[1] = 0x05;
+ break;
+ case 9600:
+ Speed = B9600;
+ baud[1] = 0x06;
+ break;
+ case 19200:
+ Speed = B19200;
+ baud[1] = 0x08;
+ break;
+ case 38400:
+ Speed = B38400;
+ baud[1] = 0x0A;
+ break;
+ case 57600:
+ Speed = B57600;
+ baud[1] = 0x0B;
+ break;
+ case 115200:
+ Speed = B115200;
+ baud[1] = 0x0D;
+ break;
+ default:
+ if (picaso >= 128000 && picaso < 256000) { /* FTDI: 129032 */
+ Speed = B38400;
+ baud[1] = 0x0E;
+ break;
+ } else if (picaso >= 256000) { /* FTDI: 282353 */
+ Speed = B38400;
+ baud[1] = 0x0F;
+ break;
+ }
+ error("%s: unsupported speed '%d' from %s", Name, picaso, cfg_source());
+ return -1;
+ }
+ drv_D4D_send_nowait(baud, sizeof(baud));
+ sleep(1);
+ debug("3");
+ cfsetispeed(&portset, Speed);
+ cfsetospeed(&portset, Speed);
+ if (picaso >= 128000) {
+ struct serial_struct sstruct;
+ if (ioctl(fd, TIOCGSERIAL, &sstruct) < 0) {
+ error("Error: could not get comm ioctl\n");
+ return -1;
+ }
+ sstruct.custom_divisor = sstruct.baud_base / picaso;
+ info("baud_base=%d; custom_divisor=%d -> effective baud:%d", sstruct.baud_base, sstruct.custom_divisor,
+ sstruct.baud_base / sstruct.custom_divisor);
+ sstruct.flags |= ASYNC_SPD_CUST;
+ if (ioctl(fd, TIOCSSERIAL, &sstruct) < 0) {
+ error("Error: could not set custom comm baud divisor\n");
+ return -1;
+ }
+ }
+ debug("4");
+ info("switching to %d baud", picaso);
+ if (tcsetattr(fd, /*TCSANOW*/ TCSAFLUSH /*TCSADRAIN*/, &portset) == -1) {
+ error("%s: tcsetattr failed: %s", Name, strerror(errno));
+ return -1;
+ }
+ debug("5");
+
+ }
+
+ return 0;
+}
+
+
+static int drv_D4D_close(void)
+{
+ drv_generic_serial_close();
+ return 0;
+}
+
+
static void drv_D4D_clear(void)
{
char cmd[] = { 'E' };
cmdNull[0] = 0;
drv_D4D_send(cmdNull, 1);
- char cmd_user[] = { 'D', 0, 0, 0, 0, 0, msb(FG_COLOR), lsb(FG_COLOR) }; /* user defined symbols */
+ /* 1, 2, 3, 4, 5, 6
+ g, c,mx,lx,my,ly */
+ char cmd_user[] = { 'D', 0, 0, 0, 0, 0, 0, msb(FG_COLOR), lsb(FG_COLOR) }; /* user defined symbols */
for (i = 0; i < k; i++) {
cmd_user[2] = user_char[i];
- cmd_user[3] = user_x[i];
- cmd_user[4] = msb(user_y[i]);
- cmd_user[5] = lsb(user_y[i]);
- drv_D4D_send_extra(cmd_user, sizeof(cmd_user), 1, 4);
+ cmd_user[3] = msb(user_x[i]);
+ cmd_user[4] = lsb(user_x[i]);
+ cmd_user[5] = msb(user_y[i]);
+ cmd_user[6] = lsb(user_y[i]);
+ drv_D4D_send_extra(cmd_user, sizeof(cmd_user), 1, 3, 5, -1);
}
} else { /* font on SD card */
int sec;
- char cmd_sd[] = { '@', 'I', 0, msb(row * YRES), lsb(row * YRES), XRES, msb(YRES), lsb(YRES), 16, 0, 0, 0 };
+ /* 2, 3, 4 , 5 , 6 , 7 , 8 , 9 , 10,11,12,13
+ mx,lx, my , ly , mw , lw , mh , lh , cm,hs,ms,ls */
+ char cmd_sd[] =
+ { '@', 'I', 0, 0, msb(row * YRES), lsb(row * YRES), msb(XRES), lsb(XRES), msb(YRES), lsb(YRES), 16, 0, 0,
+ 0
+ };
for (i = 0; i < len; i++) {
- cmd_sd[2] = (col + i) * XRES;
+ cmd_sd[2] = msb((col + i) * XRES);
+ cmd_sd[3] = lsb((col + i) * XRES);
sec = SECTOR + (unsigned char) data[i] * SECTOR_SIZE;
- cmd_sd[9] = address_hi(sec);
- cmd_sd[10] = address_mid(sec);
- cmd_sd[11] = address_lo(sec);
- drv_D4D_send_extra(cmd_sd, sizeof(cmd_sd), 3, 6);
+ cmd_sd[11] = address_hi(sec);
+ cmd_sd[12] = address_mid(sec);
+ cmd_sd[13] = address_lo(sec);
+ drv_D4D_send_extra(cmd_sd, sizeof(cmd_sd), 2, 4, 6, 8);
}
}
}
static void drv_D4D_defchar(const int ascii, const unsigned char *matrix)
{
- /* error("drv_D4D_defchar"); */
+ info("drv_D4D_defchar");
char cmd[11];
int i;
for (i = 0; i < 8; i++) {
cmd[i + 3] = *matrix++;
}
- drv_D4D_send_extra(cmd, sizeof(cmd), 1, 0);
+ drv_D4D_send_extra(cmd, sizeof(cmd), 1, -1, -1, -1);
}
static void drv_D4D_blit(const int row, const int col, const int height, const int width)
{
- /* error("drv_D4D_blit(%i, %i, %i, %i)",row, col, height, width); */
+ debug("drv_D4D_blit(%i, %i, %i, %i)", row, col, height, width);
int r, c;
RGBA rgb, pixel0_0, pixel;
short int color;
/* optimization: single colour rectangle? */
- pixel0_0 = drv_generic_graphic_rgb(0, 0);
+ pixel0_0 = drv_generic_graphic_rgb(row, col);
char unicolor = 1;
for (r = row; r < row + height; r++) {
if (!unicolor)
if (unicolor) {
color = RGB_24to16(pixel0_0.R, pixel0_0.G, pixel0_0.B);
+ char col2 = col + width - 1;
char row2 = row + height - 1;
char cmdRect[] =
- { 'r', col, msb(row), lsb(row), col + width - 1, msb(row2), lsb(row2), msb(color), lsb(color) };
- drv_D4D_send_extra(cmdRect, sizeof(cmdRect), 2, 5);
+ /* 1 , 2 , 3 , 4 , 5 , 6 , 7 */
+ { 'r', msb(col), lsb(col), msb(row), lsb(row), msb(col2), lsb(col2), msb(row2), lsb(row2), msb(color),
+ lsb(color)
+ };
+ drv_D4D_send_extra(cmdRect, sizeof(cmdRect), 1, 3, 5, 7);
} else {
- char cmd[] = { 'I', col, msb(row), lsb(row), width, msb(height), lsb(height), MODE };
- drv_D4D_send_nowait_extra(cmd, sizeof(cmd), 2, 5);
+ /* 1 , 2 , 3 , 4 , 5 , 6 , 7 */
+ char cmd[] =
+ { 'I', msb(col), lsb(col), msb(row), lsb(row), msb(width), lsb(width), msb(height), lsb(height), MODE };
+ drv_D4D_send_extra_nowait(cmd, sizeof(cmd), 1, 3, 5, 7);
for (r = row; r < row + height; r++) {
for (c = col; c < col + width; c++) {
rgb = drv_generic_graphic_rgb(r, c);
static int drv_D4D_start(const char *section)
{
- /* error("drv_D4D_start()"); */
+ info("drv_D4D_start()");
int contrast;
int xres_cfg = -1, yres_cfg = -1;
char *s;
return -1;
}
- char cmd[] = { 'U' };
- drv_D4D_send(cmd, sizeof(cmd));
-
-
- char getVersion[] = { 'V', 0 };
+ char getVersion[] = { 'V', 0 /*1 */ };
drv_D4D_send_nowait(getVersion, sizeof(getVersion));
char answer[5];
- drv_generic_serial_read(answer, sizeof(answer));
+ debug("reading answer[0]");
+ drv_generic_serial_read(answer, 1); /* ,5: PICASO 0/1, Speed 9600: error: "partial read(/dev/ttyUSB0): len=5 ret=1" */
+ debug("reading answer[1]");
+ drv_generic_serial_read(answer + 1, 1);
+ debug("reading answer[2]");
+ drv_generic_serial_read(answer + 2, 1);
+ debug("reading answer[3]");
+ drv_generic_serial_read(answer + 3, 1);
+ debug("reading answer[4]");
+ drv_generic_serial_read(answer + 4, 1);
char *ids[] = { "uOLED", "uLCD", "uVGA" };
char *id;
if (answer[0] <= 2)
res[i] = 240;
break;
default:
- error("Can't detect display dimensions!");
+ error("Can't detect display dimensions! answer: {%d, %d, %d, %d, %d}", answer[0], answer[1], answer[2],
+ answer[3], answer[4]);
return -1;
}
}
cfg_number(section, "Mode", 0, 0, 16, &MODE);
- s = cfg_get(section, "Font", NULL);
- if (s == NULL || *s == '\0') {
- error("%s: no '%s.Font' entry from %s", Name, section, cfg_source());
- return -1;
- }
- if (sscanf(s, "%dx%d", &xres_cfg, &yres_cfg) < 1 || xres_cfg < 0) {
- error("%s: bad %s.Font '%s' from %s", Name, section, s, cfg_source());
- free(s);
- return -1;
- }
+ if (MODE == 0) {
+ s = cfg_get(section, "Font", NULL);
+ if (s == NULL || *s == '\0') {
+ error("%s: no '%s.Font' entry from %s", Name, section, cfg_source());
+ return -1;
+ }
+ if (sscanf(s, "%dx%d", &xres_cfg, &yres_cfg) < 1 || xres_cfg < 0) {
+ error("%s: bad %s.Font '%s' from %s", Name, section, s, cfg_source());
+ free(s);
+ return -1;
+ }
- if (yres_cfg == -1) { /* font on SD card */
- SECTOR = xres_cfg * 512;
- char setAddress[] =
- { '@', 'A', address_mmsb(SECTOR), address_mlsb(SECTOR), address_lmsb(SECTOR), address_llsb(SECTOR) };
- drv_D4D_send(setAddress, sizeof(setAddress));
- char answer1[1];
- char readByte[] = { '@', 'r' };
- drv_D4D_send_nowait(readByte, sizeof(readByte));
- drv_generic_serial_read(answer1, sizeof(answer1));
- XRES = answer1[0];
- drv_D4D_send_nowait(readByte, sizeof(readByte));
- drv_generic_serial_read(answer1, sizeof(answer1));
- YRES = answer1[0];
- SECTOR = xres_cfg + 1;
- SECTOR_SIZE = ceil((double) XRES * (double) YRES * 2.0 / 512.0);
- } else {
- XRES = xres_cfg;
- YRES = yres_cfg;
- }
+ if (yres_cfg == -1) { /* font on SD card */
+ SECTOR = xres_cfg * 512;
+ char setAddress[] =
+ { '@', 'A', address_mmsb(SECTOR), address_mlsb(SECTOR), address_lmsb(SECTOR), address_llsb(SECTOR) };
+ drv_D4D_send(setAddress, sizeof(setAddress));
+ char answer1[1];
+ char readByte[] = { '@', 'r' };
+ drv_D4D_send_nowait(readByte, sizeof(readByte));
+ drv_generic_serial_read(answer1, sizeof(answer1));
+ XRES = answer1[0];
+ drv_D4D_send_nowait(readByte, sizeof(readByte));
+ drv_generic_serial_read(answer1, sizeof(answer1));
+ YRES = answer1[0];
+ SECTOR = xres_cfg + 1;
+ SECTOR_SIZE = ceil((double) XRES * (double) YRES * 2.0 / 512.0);
+ } else {
+ XRES = xres_cfg;
+ YRES = yres_cfg;
+ }
- if (MODE == 0) {
color = cfg_get(section, "foreground", "ffffff");
if (color2RGBA(color, &FG_COL_) < 0) {
- cfg_number(section, "NoPowerCycle", 0, 1, 65536, &NOPOWERCYCLE);
+ cfg_number(section, "NoPowerCycle", 0, 0, 1, &NOPOWERCYCLE);
if (!NOPOWERCYCLE) {
char powerOn[] = { 'Y', 3, 1 };
drv_D4D_send(powerOn, sizeof(powerOn));
}
-int lastVal[40 * 40 * 2]; /* ToDo: MAX_WIDGETS*2 */
+int lastVal[40 * 40 * 2]; /* Fixme: MAX_WIDGETS*2 */
int drv_D4D_bar_draw(WIDGET * W)
{
/* optimizations:
int row, col, len, res, max, val1, val2;
DIRECTION dir;
#if 0
- STYLE style; /* Fixme: unused variable */
+ STYLE style; /* Fixme: missing style support */
#endif
row = W->row;
col = W->col;
dir = Bar->direction;
#if 0
- style = Bar->style; /* Fixme: unused variable */
+ style = Bar->style; /* Fixme: missing style support */
#endif
len = Bar->length;
FG_COLOR = RGB_24to16(fg.R, fg.G, fg.B);
BG_COLOR = RGB_24to16(bg.R, bg.G, bg.B);
- char cmd[9];
+ char cmd[11];
cmd[0] = 'r';
int val[2];
val[0] = val1;
val[1] = val2;
- int i, vals;
+ int i, vals, x1, x2;
int lastValIndex0 = row * DCOLS + col;
int cells = DROWS * DCOLS;
if (val1 == val2 && lastVal[lastValIndex0] == lastVal[lastValIndex0 + cells])
for (i = 0; i < vals; i++) {
int lastValIndex = lastValIndex0 + cells * (i /*+1 */ );
int y1 = row * YRES + (YRES / 2) * i;
- cmd[2] = msb(y1);
- cmd[3] = lsb(y1);
- int y2 = y1 + (YRES) / vals - 1;
- cmd[5] = msb(y2);
- cmd[6] = lsb(y2);
+ cmd[3] = msb(y1);
+ cmd[4] = lsb(y1);
+ int y2 = y1 + YRES / vals - 1;
+ cmd[7] = msb(y2);
+ cmd[8] = lsb(y2);
if (val[i] > lastVal[lastValIndex]) {
- cmd[1] = col * XRES + lastVal[lastValIndex];
- cmd[4] = cmd[1] + val[i] - lastVal[lastValIndex] - 1;
- cmd[7] = msb(FG_COLOR);
- cmd[8] = lsb(FG_COLOR);
- drv_D4D_send_extra(cmd, sizeof(cmd), 2, 5);
+ x1 = col * XRES + lastVal[lastValIndex];
+ cmd[1] = msb(x1);
+ cmd[2] = lsb(x1);
+ x2 = x1 + val[i] - lastVal[lastValIndex] - 1;
+ cmd[5] = msb(x2);
+ cmd[6] = lsb(x2);
+ cmd[9] = msb(FG_COLOR);
+ cmd[10] = lsb(FG_COLOR);
+ drv_D4D_send_extra(cmd, sizeof(cmd), 1, 3, 5, 7);
} else if (val[i] < lastVal[lastValIndex]) {
- cmd[1] = col * XRES + val[i] - 1 + 1;
- cmd[4] = cmd[1] + lastVal[lastValIndex] - val[i];
- cmd[7] = msb(BG_COLOR);
- cmd[8] = lsb(BG_COLOR);
- drv_D4D_send_extra(cmd, sizeof(cmd), 2, 5);
+ x1 = col * XRES + val[i] - 1 + 1;
+ cmd[1] = msb(x1);
+ cmd[2] = lsb(x1);
+ x2 = x1 + lastVal[lastValIndex] - val[i];
+ cmd[5] = msb(x2);
+ cmd[6] = lsb(x2);
+ cmd[9] = msb(BG_COLOR);
+ cmd[10] = lsb(BG_COLOR);
+ drv_D4D_send_extra(cmd, sizeof(cmd), 1, 3, 5, 7);
+ } else {
+ /* do nothing */
}
lastVal[lastValIndex] = val[i];
}
int drv_D4D_init(const char *section, const int quiet)
{
- /* error("drv_D4D_init()"); */
+ info("drv_D4D_init()");
WIDGET_CLASS wc;
int ret;
int drv_D4D_quit(const int quiet)
{
- /* error("drv_D4D_quit()"); */
+ info("drv_D4D_quit()");
info("%s: shutting down.", Name);
drv_D4D_send(powerDown, sizeof(powerDown));
}
- debug("closing connection");
+ info("closing connection");
drv_D4D_close();
return (0);
projects / lcd4linux.git / commitdiff