mirror of
https://github.com/netfun2000/lcd4linux.git
synced 2026-02-27 09:44:34 +08:00
[lcd4linux @ 2005-05-08 04:32:43 by reinelt]
CodingStyle added and applied git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@547 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
This commit is contained in:
reinelt
486
drv_Cwlinux.c
486
drv_Cwlinux.c
@@ -1,4 +1,4 @@
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/* $Id: drv_Cwlinux.c,v 1.21 2005/01/18 06:30:22 reinelt Exp $
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/* $Id: drv_Cwlinux.c,v 1.22 2005/05/08 04:32:44 reinelt Exp $
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*
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* new style driver for Cwlinux display modules
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*
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@@ -23,6 +23,9 @@
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*
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*
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* $Log: drv_Cwlinux.c,v $
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* Revision 1.22 2005/05/08 04:32:44 reinelt
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* CodingStyle added and applied
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*
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* Revision 1.21 2005/01/18 06:30:22 reinelt
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* added (C) to all copyright statements
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*
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@@ -146,7 +149,7 @@
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#include "drv_generic_serial.h"
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static char Name[]="Cwlinux";
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static char Name[] = "Cwlinux";
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static int Model;
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static int Protocol;
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@@ -157,22 +160,22 @@ static int GPOS;
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typedef struct {
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int type;
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char *name;
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int rows;
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int cols;
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int xres;
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int gpos;
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int protocol;
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int type;
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char *name;
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int rows;
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int cols;
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int xres;
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int gpos;
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int protocol;
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} MODEL;
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/* Fixme: number of gpo's should be verified */
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static MODEL Models[] = {
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{ 0x01, "CW1602", 2, 16, 5, 0, 1 },
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{ 0x02, "CW12232", 4, 20, 6, 0, 2 },
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{ 0xff, "Unknown", -1, -1, -1, -1, -1 }
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{0x01, "CW1602", 2, 16, 5, 0, 1},
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{0x02, "CW12232", 4, 20, 6, 0, 2},
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{0xff, "Unknown", -1, -1, -1, -1, -1}
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};
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@@ -180,165 +183,170 @@ static MODEL Models[] = {
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/*** hardware dependant functions ***/
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/****************************************/
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static void drv_CW_send (const char *string, const int len)
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static void drv_CW_send(const char *string, const int len)
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{
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drv_generic_serial_write (string, len);
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usleep (20);
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drv_generic_serial_write(string, len);
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usleep(20);
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}
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static void drv_CW_write (const int row, const int col, const char *data, const int len)
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static void drv_CW_write(const int row, const int col, const char *data, const int len)
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{
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char cmd[6]="\376Gxy\375";
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cmd[2]=(char)col;
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cmd[3]=(char)row;
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drv_CW_send (cmd, 5);
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drv_CW_send (data, len);
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char cmd[6] = "\376Gxy\375";
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cmd[2] = (char) col;
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cmd[3] = (char) row;
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drv_CW_send(cmd, 5);
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drv_CW_send(data, len);
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}
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static void drv_CW1602_defchar (const int ascii, const unsigned char *buffer)
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static void drv_CW1602_defchar(const int ascii, const unsigned char *buffer)
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{
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int i;
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char cmd[12]="\376Nn12345678\375";
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int i;
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char cmd[12] = "\376Nn12345678\375";
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cmd[2]=(char)ascii;
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cmd[2] = (char) ascii;
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for (i=0; i<8; i++) {
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cmd[3+i] = buffer[i] & 0x1f;
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}
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drv_CW_send(cmd,12);
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}
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static void drv_CW12232_defchar (const int ascii, const unsigned char *buffer)
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{
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int i, j;
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char cmd[10]="\376Nn123456\375";
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cmd[2]=(char)ascii;
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/* The CW12232 uses a vertical bitmap layout, */
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/* so we have to 'rotate' the bitmap. */
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for (i=0; i<6;i++) {
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cmd[3+i]=0;
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for (j=0; j<8;j++) {
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if (buffer[j] & (1<<(5-i))) {
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cmd[3+i]|=(1<<j);
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}
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for (i = 0; i < 8; i++) {
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cmd[3 + i] = buffer[i] & 0x1f;
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}
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}
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drv_CW_send (cmd, 10);
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drv_CW_send(cmd, 12);
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}
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static void drv_CW_clear (void)
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static void drv_CW12232_defchar(const int ascii, const unsigned char *buffer)
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{
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int i, j;
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char cmd[10] = "\376Nn123456\375";
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cmd[2] = (char) ascii;
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/* The CW12232 uses a vertical bitmap layout, */
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/* so we have to 'rotate' the bitmap. */
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for (i = 0; i < 6; i++) {
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cmd[3 + i] = 0;
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for (j = 0; j < 8; j++) {
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if (buffer[j] & (1 << (5 - i))) {
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cmd[3 + i] |= (1 << j);
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}
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}
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}
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drv_CW_send(cmd, 10);
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}
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static void drv_CW_clear(void)
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{
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#if 1
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drv_CW_send("\376X\375",3); /* Clear Display */
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usleep(500000);
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drv_CW_send("\376X\375", 3); /* Clear Display */
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usleep(500000);
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#else
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/* for some mysterious reason, we have to sleep after */
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/* the command _and_ after the CMD_END... */
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drv_CW_send("\376X",2); /* Clear Display */
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drv_CW_send("\375",1); /* Command End */
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/* for some mysterious reason, we have to sleep after */
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/* the command _and_ after the CMD_END... */
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drv_CW_send("\376X", 2); /* Clear Display */
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drv_CW_send("\375", 1); /* Command End */
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#endif
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}
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static int drv_CW_brightness (int brightness)
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static int drv_CW_brightness(int brightness)
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{
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static unsigned char Brightness = 0;
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char cmd[5] = "\376A_\375";
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static unsigned char Brightness = 0;
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char cmd[5] = "\376A_\375";
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/* -1 is used to query the current brightness */
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if (brightness == -1) return Brightness;
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if (brightness < 0 ) brightness = 0;
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if (brightness > 255) brightness = 255;
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Brightness = brightness;
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switch (Brightness) {
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case 0:
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/* backlight off */
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drv_CW_send ("\376F\375", 3);
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break;
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case 8:
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/* backlight on */
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drv_CW_send ("\376B\375", 3);
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break;
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default:
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/* backlight level */
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cmd[2] = (char)Brightness;
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drv_CW_send (cmd, 4);
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break;
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}
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/* -1 is used to query the current brightness */
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if (brightness == -1)
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return Brightness;
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return Brightness;
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if (brightness < 0)
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brightness = 0;
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if (brightness > 255)
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brightness = 255;
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Brightness = brightness;
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switch (Brightness) {
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case 0:
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/* backlight off */
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drv_CW_send("\376F\375", 3);
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break;
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case 8:
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/* backlight on */
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drv_CW_send("\376B\375", 3);
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break;
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default:
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/* backlight level */
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cmd[2] = (char) Brightness;
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drv_CW_send(cmd, 4);
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break;
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}
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return Brightness;
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}
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static int drv_CW_start (const char *section)
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static int drv_CW_start(const char *section)
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{
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int i;
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char *model;
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model=cfg_get(section, "Model", NULL);
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if (model!=NULL && *model!='\0') {
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for (i=0; Models[i].type!=0xff; i++) {
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if (strcasecmp(Models[i].name, model)==0) break;
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}
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if (Models[i].type==0xff) {
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error ("%s: %s.Model '%s' is unknown from %s", Name, section, model, cfg_source());
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return -1;
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}
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Model=i;
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info ("%s: using model '%s'", Name, Models[Model].name);
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} else {
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error ("%s: no '%s.Model' entry from %s", Name, section, cfg_source());
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return -1;
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}
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/* open serial port */
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if (drv_generic_serial_open(section, Name, 0) < 0) return -1;
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int i;
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char *model;
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/* this does not work as I'd expect it... */
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model = cfg_get(section, "Model", NULL);
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if (model != NULL && *model != '\0') {
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for (i = 0; Models[i].type != 0xff; i++) {
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if (strcasecmp(Models[i].name, model) == 0)
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break;
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}
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if (Models[i].type == 0xff) {
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error("%s: %s.Model '%s' is unknown from %s", Name, section, model, cfg_source());
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return -1;
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}
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Model = i;
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info("%s: using model '%s'", Name, Models[Model].name);
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} else {
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error("%s: no '%s.Model' entry from %s", Name, section, cfg_source());
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return -1;
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}
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/* open serial port */
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if (drv_generic_serial_open(section, Name, 0) < 0)
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return -1;
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/* this does not work as I'd expect it... */
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#if 0
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/* read firmware version */
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generic_serial_read(buffer,sizeof(buffer));
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usleep(100000);
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generic_serial_write ("\3761", 2);
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usleep(100000);
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generic_serial_write ("\375", 1);
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usleep(100000);
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if (generic_serial_read(buffer,2)!=2) {
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info ("unable to read firmware version!");
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}
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info ("Cwlinux Firmware %d.%d", (int)buffer[0], (int)buffer[1]);
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/* read firmware version */
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generic_serial_read(buffer, sizeof(buffer));
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usleep(100000);
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generic_serial_write("\3761", 2);
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usleep(100000);
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generic_serial_write("\375", 1);
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usleep(100000);
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if (generic_serial_read(buffer, 2) != 2) {
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info("unable to read firmware version!");
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}
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info("Cwlinux Firmware %d.%d", (int) buffer[0], (int) buffer[1]);
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#endif
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/* initialize global variables */
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DROWS = Models[Model].rows;
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DCOLS = Models[Model].cols;
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XRES = Models[Model].xres;
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GPOS = Models[Model].gpos;
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Protocol = Models[Model].protocol;
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/* initialize global variables */
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DROWS = Models[Model].rows;
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DCOLS = Models[Model].cols;
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XRES = Models[Model].xres;
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GPOS = Models[Model].gpos;
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Protocol = Models[Model].protocol;
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drv_CW_clear();
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drv_CW_clear();
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drv_CW_send ("\376D\375", 3); /* auto line wrap off */
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drv_CW_send ("\376R\375", 3); /* auto scroll off */
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drv_CW_send ("\376K\375", 3); /* underline cursor off */
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drv_CW_send ("\376B\375", 3); /* backlight on */
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drv_CW_send("\376D\375", 3); /* auto line wrap off */
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drv_CW_send("\376R\375", 3); /* auto scroll off */
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drv_CW_send("\376K\375", 3); /* underline cursor off */
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drv_CW_send("\376B\375", 3); /* backlight on */
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/* set brightness */
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if (cfg_number(section, "Brightness", 0, 0, 8, &i) > 0) {
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drv_CW_brightness(i);
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}
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/* set brightness */
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if (cfg_number(section, "Brightness", 0, 0, 8, &i) > 0) {
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drv_CW_brightness(i);
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}
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return 0;
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return 0;
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}
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@@ -347,23 +355,23 @@ static int drv_CW_start (const char *section)
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/****************************************/
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static void plugin_brightness (RESULT *result, const int argc, RESULT *argv[])
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static void plugin_brightness(RESULT * result, const int argc, RESULT * argv[])
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{
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double brightness;
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switch (argc) {
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case 0:
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brightness = drv_CW_brightness(-1);
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SetResult(&result, R_NUMBER, &brightness);
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break;
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case 1:
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brightness = drv_CW_brightness(R2N(argv[0]));
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SetResult(&result, R_NUMBER, &brightness);
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break;
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default:
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error ("%s.brightness(): wrong number of parameters", Name);
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SetResult(&result, R_STRING, "");
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}
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double brightness;
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switch (argc) {
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case 0:
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brightness = drv_CW_brightness(-1);
|
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SetResult(&result, R_NUMBER, &brightness);
|
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break;
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case 1:
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||||
brightness = drv_CW_brightness(R2N(argv[0]));
|
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SetResult(&result, R_NUMBER, &brightness);
|
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break;
|
||||
default:
|
||||
error("%s.brightness(): wrong number of parameters", Name);
|
||||
SetResult(&result, R_STRING, "");
|
||||
}
|
||||
}
|
||||
|
||||
|
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@@ -382,117 +390,117 @@ static void plugin_brightness (RESULT *result, const int argc, RESULT *argv[])
|
||||
|
||||
|
||||
/* list models */
|
||||
int drv_CW_list (void)
|
||||
int drv_CW_list(void)
|
||||
{
|
||||
int i;
|
||||
|
||||
for (i=0; Models[i].type!=0xff; i++) {
|
||||
printf ("%s ", Models[i].name);
|
||||
}
|
||||
return 0;
|
||||
int i;
|
||||
|
||||
for (i = 0; Models[i].type != 0xff; i++) {
|
||||
printf("%s ", Models[i].name);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/* initialize driver & display */
|
||||
int drv_CW_init (const char *section, const int quiet)
|
||||
int drv_CW_init(const char *section, const int quiet)
|
||||
{
|
||||
WIDGET_CLASS wc;
|
||||
int ret;
|
||||
|
||||
/* display preferences */
|
||||
XRES = 6; /* pixel width of one char */
|
||||
YRES = 8; /* pixel height of one char */
|
||||
CHARS = 16; /* number of user-defineable characters */
|
||||
CHAR0 = 1; /* ASCII of first user-defineable char */
|
||||
GOTO_COST = 3; /* number of bytes a goto command requires */
|
||||
INVALIDATE = 1; /* re-defined chars must be re-sent to the display */
|
||||
WIDGET_CLASS wc;
|
||||
int ret;
|
||||
|
||||
/* start display */
|
||||
if ((ret=drv_CW_start (section))!=0)
|
||||
return ret;
|
||||
|
||||
/* real worker functions */
|
||||
drv_generic_text_real_write = drv_CW_write;
|
||||
/* display preferences */
|
||||
XRES = 6; /* pixel width of one char */
|
||||
YRES = 8; /* pixel height of one char */
|
||||
CHARS = 16; /* number of user-defineable characters */
|
||||
CHAR0 = 1; /* ASCII of first user-defineable char */
|
||||
GOTO_COST = 3; /* number of bytes a goto command requires */
|
||||
INVALIDATE = 1; /* re-defined chars must be re-sent to the display */
|
||||
|
||||
switch (Protocol) {
|
||||
/* start display */
|
||||
if ((ret = drv_CW_start(section)) != 0)
|
||||
return ret;
|
||||
|
||||
/* real worker functions */
|
||||
drv_generic_text_real_write = drv_CW_write;
|
||||
|
||||
switch (Protocol) {
|
||||
case 1:
|
||||
drv_generic_text_real_defchar = drv_CW1602_defchar;
|
||||
break;
|
||||
drv_generic_text_real_defchar = drv_CW1602_defchar;
|
||||
break;
|
||||
case 2:
|
||||
drv_generic_text_real_defchar = drv_CW12232_defchar;
|
||||
break;
|
||||
}
|
||||
|
||||
if (!quiet) {
|
||||
char buffer[40];
|
||||
qprintf(buffer, sizeof(buffer), "%s %s", Name, Models[Model].name);
|
||||
if (drv_generic_text_greet (buffer, "www.cwlinux.com")) {
|
||||
sleep (3);
|
||||
drv_CW_clear();
|
||||
drv_generic_text_real_defchar = drv_CW12232_defchar;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/* initialize generic text driver */
|
||||
if ((ret=drv_generic_text_init(section, Name))!=0)
|
||||
return ret;
|
||||
if (!quiet) {
|
||||
char buffer[40];
|
||||
qprintf(buffer, sizeof(buffer), "%s %s", Name, Models[Model].name);
|
||||
if (drv_generic_text_greet(buffer, "www.cwlinux.com")) {
|
||||
sleep(3);
|
||||
drv_CW_clear();
|
||||
}
|
||||
}
|
||||
|
||||
/* initialize generic icon driver */
|
||||
if ((ret=drv_generic_text_icon_init())!=0)
|
||||
return ret;
|
||||
|
||||
/* initialize generic bar driver */
|
||||
if ((ret=drv_generic_text_bar_init(0))!=0)
|
||||
return ret;
|
||||
|
||||
/* add fixed chars to the bar driver */
|
||||
drv_generic_text_bar_add_segment (0, 0, 255, 32); /* ASCII 32 = blank */
|
||||
|
||||
/* register text widget */
|
||||
wc=Widget_Text;
|
||||
wc.draw=drv_generic_text_draw;
|
||||
widget_register(&wc);
|
||||
|
||||
/* register icon widget */
|
||||
wc=Widget_Icon;
|
||||
wc.draw=drv_generic_text_icon_draw;
|
||||
widget_register(&wc);
|
||||
|
||||
/* register bar widget */
|
||||
wc=Widget_Bar;
|
||||
wc.draw=drv_generic_text_bar_draw;
|
||||
widget_register(&wc);
|
||||
|
||||
/* register plugins */
|
||||
AddFunction ("LCD::brightness", -1, plugin_brightness);
|
||||
|
||||
return 0;
|
||||
/* initialize generic text driver */
|
||||
if ((ret = drv_generic_text_init(section, Name)) != 0)
|
||||
return ret;
|
||||
|
||||
/* initialize generic icon driver */
|
||||
if ((ret = drv_generic_text_icon_init()) != 0)
|
||||
return ret;
|
||||
|
||||
/* initialize generic bar driver */
|
||||
if ((ret = drv_generic_text_bar_init(0)) != 0)
|
||||
return ret;
|
||||
|
||||
/* add fixed chars to the bar driver */
|
||||
drv_generic_text_bar_add_segment(0, 0, 255, 32); /* ASCII 32 = blank */
|
||||
|
||||
/* register text widget */
|
||||
wc = Widget_Text;
|
||||
wc.draw = drv_generic_text_draw;
|
||||
widget_register(&wc);
|
||||
|
||||
/* register icon widget */
|
||||
wc = Widget_Icon;
|
||||
wc.draw = drv_generic_text_icon_draw;
|
||||
widget_register(&wc);
|
||||
|
||||
/* register bar widget */
|
||||
wc = Widget_Bar;
|
||||
wc.draw = drv_generic_text_bar_draw;
|
||||
widget_register(&wc);
|
||||
|
||||
/* register plugins */
|
||||
AddFunction("LCD::brightness", -1, plugin_brightness);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/* close driver & display */
|
||||
int drv_CW_quit (const int quiet) {
|
||||
int drv_CW_quit(const int quiet)
|
||||
{
|
||||
|
||||
info("%s: shutting down.", Name);
|
||||
drv_generic_text_quit();
|
||||
info("%s: shutting down.", Name);
|
||||
drv_generic_text_quit();
|
||||
|
||||
/* clear display */
|
||||
drv_CW_clear();
|
||||
|
||||
/* say goodbye... */
|
||||
if (!quiet) {
|
||||
drv_generic_text_greet ("goodbye!", NULL);
|
||||
}
|
||||
/* clear display */
|
||||
drv_CW_clear();
|
||||
|
||||
drv_generic_serial_close();
|
||||
|
||||
return (0);
|
||||
/* say goodbye... */
|
||||
if (!quiet) {
|
||||
drv_generic_text_greet("goodbye!", NULL);
|
||||
}
|
||||
|
||||
drv_generic_serial_close();
|
||||
|
||||
return (0);
|
||||
}
|
||||
|
||||
|
||||
DRIVER drv_Cwlinux = {
|
||||
name: Name,
|
||||
list: drv_CW_list,
|
||||
init: drv_CW_init,
|
||||
quit: drv_CW_quit,
|
||||
name:Name,
|
||||
list:drv_CW_list,
|
||||
init:drv_CW_init,
|
||||
quit:drv_CW_quit,
|
||||
};
|
||||
|
||||
|
||||
Reference in New Issue
Block a user