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Toshiba ready for v0.5 API!

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This commit is contained in:
themythos
2002-02-11 15:20:43 +00:00
parent 152f8b4aff
commit 4a115aef77
1 changed files with 113 additions and 83 deletions
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server/drivers/t6963.c
+113 -83
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@@ -1,5 +1,5 @@
/*
* Base driver module for Toshiba T6963 based LCD displays. ver 1.2
* Base driver module for Toshiba T6963 based LCD displays. ver 2.0
*
* Parts of this file are based on the kernel driver by Alexander Frink <Alexander.Frink@Uni-Mainz.DE>
*
@@ -20,22 +20,27 @@
//#include <asm/io.h>
#include <sys/perm.h>
#include "shared/str.h"
#include "shared/debug.h"
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "lcd.h"
#include "port.h"
#include "t6963.h"
#include "t6963_font.h"
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "shared/str.h"
#include "shared/debug.h"
#include "report.h"
#include "lcd_lib.h"
#include "port.h"
#define DEBUG3 if(debug_level > 2) printf
#define DEBUG4 if(debug_level > 3) printf
extern int debug_level;
#define debug_level 2
//extern int debug_level;
static u16 t6963_out_port;
static u16 t6963_display_mode;
@@ -43,7 +48,7 @@ static u8 *t6963_display_buffer1;
static u8 *t6963_display_buffer2;
static u8 t6963_graph_line[6];
static char *t6963_framebuf = NULL;
static char *framebuf = NULL;
static int width;
static int height;
static int cellwidth;
@@ -58,13 +63,12 @@ MODULE_EXPORT char *symbol_prefix = "t6963_";
int
t6963_init (Driver *drvthis, char *args)
{
char *argv[64];
int argc;
int i;
int w, h, p;
DEBUG3 ("Doing initialization\n");
char size[200] = DEFAULT_SIZE;
debug(RPT_INFO, "T6963: init(%p,%s)", drvthis, args );
t6963_out_port = 0x378;
t6963_display_mode = 0;
t6963_graph_line[0] = 0x20;
t6963_graph_line[1] = 0x30;
@@ -73,70 +77,90 @@ t6963_init (Driver *drvthis, char *args)
t6963_graph_line[4] = 0x3E;
t6963_graph_line[5] = 0x3F;
DEBUG3 ("Reading arguments...\n");
argc = get_args (argv, args, 64);
debug(RPT_DEBUG, "T6963: reading config file...");
/* Read config file */
for (i = 0; i < argc; i++) {
//printf("Arg(%i): %s\n", i, argv[i]);
if (0 == strcmp (argv[i], "-p") || 0 == strcmp (argv[i], "--port")) {
if (i + 1 > argc) {
fprintf (stderr, "T6963_init: %s requires an argument\n", argv[i]);
return -1;
}
t6963_out_port = atoi (argv[++i]);
} else if (0 == strcmp (argv[i], "-h") || 0 == strcmp (argv[i], "--help")) {
printf ("LCDproc Toshiba T6963 LCD driver\n" "\t-p\t--port\tSelect the output port to use [0x378]\n");
printf ("\t-t\t--type\t\tSelect the LCD type (size) [20x6]\n");
printf ("\t-h\t--help\t\tShow this help information\n");
return -1;
} else {
printf ("Invalid parameter: %s\n", argv[i]);
}
/* -------------------------- Which size --------------------------------------*/
strncpy(size, drvthis->config_get_string ( drvthis->name, "Size", 0, DEFAULT_SIZE), sizeof(size));
size[sizeof(size)-1]=0;
if( sscanf(size, "%dx%d", &w, &h ) != 2
|| (w <= 0) || (w > LCD_MAX_WIDTH)
|| (h <= 0) || (h > LCD_MAX_HEIGHT)) {
report (RPT_WARNING, "T6963_init: Cannot read size: %s, Using default value.\n", size);
sscanf( DEFAULT_SIZE, "%dx%d", &w, &h );
} else {
width = w;
height = h;
}
/* --------------------------- Which port --------------------------------------*/
p = drvthis->config_get_int ( drvthis->name, "Port", 0, DEFAULT_PORT);
if(0x300 <= p && p <= 0x400) {
t6963_out_port = p;
} else {
t6963_out_port = DEFAULT_PORT;
report (RPT_WARNING, "T6963_init: Port value must be between 0x300 and 0x400. Using default value.\n");
}
/* ------------------ Get permission to parallel port --------------------------------------------*/
debug (RPT_DEBUG, "T6963: Getting permission to parallel port %d...", t6963_out_port);
if( port_access_full(t6963_out_port) ) { //ioperm(t6963_out_port, 3, 1)) {
report (RPT_ERR, "T6963_init: no permission to port %d: (%s)\n", t6963_out_port, strerror (errno));
return -1;
}
DEBUG3 ("Getting permissions to %i...\n", t6963_out_port);
for (i = t6963_out_port; i < t6963_out_port+2; i++)
if( port_access(i) ) { //ioperm(t6963_out_port, 3, 1)) {
fprintf (stderr, "T6963_init: failed (%s)\n", strerror (errno));
return -1;
}
if( port_access(i) ) { //ioperm(0x80, 1, 1)) {
fprintf (stderr, "T6963_init: failed (%s)\n", strerror (errno));
if( port_access(0x80) ) { //ioperm(0x80, 1, 1)) {
report (RPT_ERR, "T6963_init: no permission to port 0x80: (%s)\n", strerror (errno));
return -1;
}
DEBUG3 (" cool, got 'em!\nSetting width and height\n");
debug (RPT_DEBUG, "T6963: cool, got 'em!");
DEBUG3 ("done\nAllocating memory: %i x %i bytes = %i...\n", width, height, width * height);
// Set display size
width = 20;
height = 6;
cellwidth = 6;
cellheight = 8;
// Allocate framebuf
t6963_framebuf = malloc (width * height);
debug (RPT_DEBUG, "T6963: Allocate framebuffer...");
framebuf = malloc (width * height);
if (!t6963_framebuf) {
if (!framebuf) {
report (RPT_ERR, "T6963_init: No memory for framebuffer!");
t6963_close (drvthis);
return -1;
}
// Allocate memory
debug (RPT_DEBUG, "T6963: done!");
// Allocate memory for double buffering
debug (RPT_DEBUG, "T6963: Allocating double buffering...");
t6963_display_buffer1 = malloc (width * 6);
t6963_display_buffer2 = malloc (width * 6);
// Clear front and back buffer
if(t6963_display_buffer1) memset(t6963_display_buffer1, ' ', width * 6);
if(t6963_display_buffer2) memset(t6963_display_buffer1, ' ', width * 6);
if(t6963_display_buffer1 && t6963_display_buffer2) {
memset(t6963_display_buffer1, ' ', width * 6);
memset(t6963_display_buffer1, ' ', width * 6);
debug (RPT_DEBUG, "T6963: done!");
} else {
report (RPT_ERR, "T6963: No memory for double buffering!");
t6963_close (drvthis);
return -1;
}
DEBUG3 ("done\nSetting function pointers...\n");
debug (RPT_DEBUG, "T6963: Setting function pointers...\n");
// Set variables for server
drvthis->stay_in_foreground = &stay_in_foreground;
drvthis->api_version = api_version;
drvthis->supports_multiple = &supports_multiple;
debug (RPT_DEBUG, "T6963: Server variables set!");
// Set the functions the driver supports
drvthis->width = t6963_width;
@@ -144,20 +168,21 @@ t6963_init (Driver *drvthis, char *args)
drvthis->clear = t6963_clear;
drvthis->string = t6963_string;
drvthis->chr = t6963_chr;
drvthis->old_vbar = t6963_vbar;
drvthis->old_hbar = t6963_hbar;
drvthis->vbar = t6963_vbar;
drvthis->hbar = t6963_hbar;
drvthis->num = t6963_num;
drvthis->init = t6963_init;
drvthis->close = t6963_close;
drvthis->flush = t6963_flush;
drvthis->set_char = t6963_set_char;
drvthis->old_icon = t6963_icon;
drvthis->icon = t6963_icon;
drvthis->heartbeat = t6963_heartbeat;
drvthis->getkey = t6963_getkey;
//drvthis->get_key = t6963_get_key;
DEBUG3 ("done\nSending init to display...\n");
DEBUG4 (" make parallel port an output port\n");
debug (RPT_DEBUG, "T6963: Supported functions set!");
debug (RPT_DEBUG, "T6963: Sending init to display...");
T6963_CEHI; // disable chip
T6963_RDHI; // disable reading from LCD
@@ -165,7 +190,7 @@ t6963_init (Driver *drvthis, char *args)
T6963_CDHI; // command/status mode
T6963_DATAOUT; // make 8-bit parallel port an output port
DEBUG4(" set graphic/text home adress and area\n");
debug (RPT_DEBUG, "T6963: set graphic/text home adress and area");
t6963_low_command_word (SET_GRAPHIC_HOME_ADDRESS, ATTRIB_BASE);
t6963_low_command_word (SET_GRAPHIC_AREA, width);
@@ -187,7 +212,8 @@ t6963_init (Driver *drvthis, char *args)
t6963_clear (drvthis);
t6963_graphic_clear (drvthis, 0, 0, width, cellheight * 6);
t6963_flush(drvthis);
DEBUG3 ("Initialization done!\n");
debug (RPT_DEBUG, "T6963: Initialization done!");
return 0; // 200 is arbitrary. (must be 1 or more)
}
@@ -203,12 +229,12 @@ t6963_close (Driver *drvthis)
t6963_low_disable_mode (BLINK_ON);
ioperm(t6963_out_port, 3, 0);
if (t6963_framebuf != NULL)
free (t6963_framebuf);
if (framebuf != NULL)
free (framebuf);
if (t6963_display_buffer1 != NULL) free (t6963_display_buffer1);
if (t6963_display_buffer2 != NULL) free (t6963_display_buffer2);
t6963_framebuf = NULL;
framebuf = NULL;
t6963_display_buffer1 = NULL;
t6963_display_buffer2 = NULL;
}
@@ -361,9 +387,10 @@ t6963_set_char (Driver *drvthis, int n, char *dat)
// Draws a vertical bar, from the bottom of the screen up.
//
MODULE_EXPORT void
t6963_vbar (Driver *drvthis, int x, int len)
t6963_vbar (Driver *drvthis, int x, int y, int len, int promille, int options)
{
int y;
lib_vbar_static(drvthis, x, y, len, promille, options, cellheight, 212);
/* int y;
DEBUG4 ("Drawing vertical bar...");
for (y = 0; y < len/cellheight; y++)
t6963_chr (drvthis, x, 6-y, 219);
@@ -371,16 +398,17 @@ t6963_vbar (Driver *drvthis, int x, int len)
if (len % cellheight)
t6963_chr (drvthis, x, 6-y, 211 + (len % cellheight));
DEBUG4 ("Done\n");
DEBUG4 ("Done\n"); */
}
/////////////////////////////////////////////////////////////////
// Draws a horizontal bar to the right.
//
MODULE_EXPORT void
t6963_hbar (Driver *drvthis, int x, int y, int len)
t6963_hbar (Driver *drvthis, int x, int y, int len, int promille, int options)
{
int stop = x + len/cellwidth;
lib_hbar_static(drvthis, x, y, len, promille, options, cellwidth, 220);
/* int stop = x + len/cellwidth;
DEBUG4 ("Drawing horizontal bar x: %i, y: %i, len:%i, stop: %i...", x, y, len, stop);
for (; x < stop; x++)
t6963_chr (drvthis, x, y, 219);
@@ -388,17 +416,29 @@ t6963_hbar (Driver *drvthis, int x, int y, int len)
if (len % cellwidth)
t6963_chr (drvthis, x, y, 225 - (len % cellwidth));
DEBUG4 ("Done\n");
DEBUG4 ("Done\n"); */
}
/////////////////////////////////////////////////////////////////
// Sets character 0 to an icon...
// Sets an icon...
//
MODULE_EXPORT void
t6963_icon (Driver *drvthis, int which, char dest)
t6963_icon (Driver *drvthis, int x, int y, int icon)
{
// printf("Char %i set to icon %i\n", dest, which);
DEBUG4 ("Icon %i\n", which);
debug (RPT_DEBUG, "T6963: set icon %d", icon);
switch( icon ) {
case ICON_BLOCK_FILLED:
t6963_chr( drvthis, x, y, 220 );
break;
case ICON_HEART_FILLED:
t6963_chr( drvthis, x, y, 3 );
break;
case ICON_HEART_OPEN:
t6963_chr( drvthis, x, y, 4 );
break;
default:
report (RPT_WARNING, "T6963: icon type not supported!");
}
}
/////////////////////////////////////////////////////////////////
@@ -425,17 +465,7 @@ t6963_heartbeat (Driver *drvthis, int type)
timer &= 0x0f;
}
//////////////////////////////////////////////////////////////////////
// Tries to read a character from an input device...
//
// Return 0 for "nothing available".
//
MODULE_EXPORT char
t6963_getkey (Driver *drvthis)
{
DEBUG4 ("Get key");
return 0;
}
/* ---------------------- internal functions ------------------------------------- */
void
t6963_low_data (u8 byte)