From dbf5d92605a9db10e3e3cb154d03a515c5d5c5af Mon Sep 17 00:00:00 2001 From: reinelt Date: Sun, 8 May 2005 04:32:45 +0000 Subject: [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 --- drv_Noritake.c | 381 +++++++++++++++++++++++++++++---------------------------- 1 file changed, 197 insertions(+), 184 deletions(-) (limited to 'drv_Noritake.c') diff --git a/drv_Noritake.c b/drv_Noritake.c index 9b1678d..048b3d9 100644 --- a/drv_Noritake.c +++ b/drv_Noritake.c @@ -1,4 +1,4 @@ -/* $Id: drv_Noritake.c,v 1.3 2005/05/05 08:36:12 reinelt Exp $ +/* $Id: drv_Noritake.c,v 1.4 2005/05/08 04:32:44 reinelt Exp $ * * Driver for a Noritake GU128x32-311 graphical display. * @@ -22,6 +22,9 @@ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * * $Log: drv_Noritake.c,v $ + * Revision 1.4 2005/05/08 04:32:44 reinelt + * CodingStyle added and applied + * * Revision 1.3 2005/05/05 08:36:12 reinelt * changed SELECT to SLCTIN * @@ -94,33 +97,33 @@ #include "drv_generic_parport.h" -static char Name[]="Noritake"; +static char Name[] = "Noritake"; typedef struct { - int type; - char *name; - int rows; - int cols; - int xres; - int yrex; - int goto_cost; - int protocol; + int type; + char *name; + int rows; + int cols; + int xres; + int yrex; + int goto_cost; + int protocol; } MODEL; -static int Model,Protocol; +static int Model, Protocol; static MODEL Models[] = { - { 0x01, "GU311", 4, 21, 6, 8, 5, 1 }, - { 0x02, "GU311_Graphic", 4, 21, 6, 8, 6, 1 }, - { 0xff, "Unknown", -1, -1, -1, -1, -1, -1 } + {0x01, "GU311", 4, 21, 6, 8, 5, 1}, + {0x02, "GU311_Graphic", 4, 21, 6, 8, 6, 1}, + {0xff, "Unknown", -1, -1, -1, -1, -1, -1} }; -static unsigned char SIGNAL_CS; /* Chip select, OUTPUT, negative logic, pport AUTOFEED */ -static unsigned char SIGNAL_WR; /* Write OUTPUT, negative logic, pport STOBE */ -static unsigned char SIGNAL_RESET; /* Reset, OUTPUT, negative logic, pport INIT */ -static unsigned char SIGNAL_BLANK; /* Blank, OUTPUT , negative logic, pport SELECT-IN */ -/* static unsigned char SIGNAL_BUSY;*/ /* Busy, INPUT , positive logic, pport BUSY, not used */ -/* static unsigned char SIGNAL_FRP;*/ /* Frame Pulse, INPUT , positive logic, pport ACK, not used */ -void (*drv_Noritake_clear) (void) ; +static unsigned char SIGNAL_CS; /* Chip select, OUTPUT, negative logic, pport AUTOFEED */ +static unsigned char SIGNAL_WR; /* Write OUTPUT, negative logic, pport STOBE */ +static unsigned char SIGNAL_RESET; /* Reset, OUTPUT, negative logic, pport INIT */ +static unsigned char SIGNAL_BLANK; /* Blank, OUTPUT , negative logic, pport SELECT-IN */ + /* static unsigned char SIGNAL_BUSY; *//* Busy, INPUT , positive logic, pport BUSY, not used */ + /* static unsigned char SIGNAL_FRP; *//* Frame Pulse, INPUT , positive logic, pport ACK, not used */ +void (*drv_Noritake_clear) (void); /* Data port is positive logic */ @@ -138,159 +141,170 @@ with a timed wait, this function is not necessary, and is kept just in case.*/ static void drv_GU311_wait_busy(void) { char c; - + c = drv_generic_parport_status(); - while ( (c & SIGNAL_BUSY) == 0 ) - { - ndelay(200); /* Wait 100ns before next consultation of BUSY line - if the first one was not successful */ - c = drv_generic_parport_status(); + while ((c & SIGNAL_BUSY) == 0) { + ndelay(200); /* Wait 100ns before next consultation of BUSY line + if the first one was not successful */ + c = drv_generic_parport_status(); } } -#endif +#endif static void drv_GU311_send_char(char c) { - //drv_GU311_wait_busy(); /* ensuite the display is ready to take the command */ - /* Disabled because all the cables does not have the busy line linked. */ - drv_generic_parport_data(c); - ndelay(30); /* delay to ensure data line stabilisation on long cables */ - drv_generic_parport_control(SIGNAL_WR,0); /* write line to enable */ - ndelay(150); /* data hold time */ - drv_generic_parport_control(SIGNAL_WR,0xff); /* write line to disable */ - ndelay(75); /* From spec : minimum time before next command */ + //drv_GU311_wait_busy(); /* ensuite the display is ready to take the command */ + /* Disabled because all the cables does not have the busy line linked. */ + drv_generic_parport_data(c); + ndelay(30); /* delay to ensure data line stabilisation on long cables */ + drv_generic_parport_control(SIGNAL_WR, 0); /* write line to enable */ + ndelay(150); /* data hold time */ + drv_generic_parport_control(SIGNAL_WR, 0xff); /* write line to disable */ + ndelay(75); /* From spec : minimum time before next command */ } -static void drv_GU311_send_string(char * str, int size) +static void drv_GU311_send_string(char *str, int size) { - int i; - for (i=0;i 0x57 ) return; - if ( len > 0x57 ) return ; - - cmd[2] = start_addr; - cmd[3] = len; - - memcpy(cmd+5,data,len); - - drv_GU311_send_string(cmd,len+5); - + static char cmd[96] = { 0x01, 'C', 0, 0, 'S', 0 }; + unsigned char start_addr; + + /* Cols are 0x00..0x15, on 4 lines. */ + start_addr = (0x16 * row) + col; + if (start_addr > 0x57) + return; + if (len > 0x57) + return; + + cmd[2] = start_addr; + cmd[3] = len; + + memcpy(cmd + 5, data, len); + + drv_GU311_send_string(cmd, len + 5); + } /* API functions */ -static void drv_GU311_clear (void) +static void drv_GU311_clear(void) { - static char clear_cmd[] = { 0x01, 'O', 'P' }; - drv_GU311_send_string( clear_cmd, sizeof(clear_cmd) ); - ndelay(500); /* Delay for execution - this command is the longuest */ + static char clear_cmd[] = { 0x01, 'O', 'P' }; + drv_GU311_send_string(clear_cmd, sizeof(clear_cmd)); + ndelay(500); /* Delay for execution - this command is the longuest */ } -static void drv_GU311_write (const int row, const int col, const char *data, int len) +static void drv_GU311_write(const int row, const int col, const char *data, int len) { - drv_GU311_make_text_string(row,col,data, len); + drv_GU311_make_text_string(row, col, data, len); } -static void drv_GU311_reset (void) +static void drv_GU311_reset(void) { - drv_generic_parport_control(SIGNAL_RESET,0); /* initiate reset */ - ndelay(1000); /* reset hold time 1ms */ - drv_generic_parport_control(SIGNAL_RESET,0xff); - ndelay(200000); /* reset ready time 200ms */ + drv_generic_parport_control(SIGNAL_RESET, 0); /* initiate reset */ + ndelay(1000); /* reset hold time 1ms */ + drv_generic_parport_control(SIGNAL_RESET, 0xff); + ndelay(200000); /* reset ready time 200ms */ } static int drv_GU311_start(const char *section) { - char cmd[3] = { 0x01, 'O' }; - - /* Parallel port opening and association */ - if (drv_generic_parport_open(section, Name) < 0) return -1; - if ((SIGNAL_CS=drv_generic_parport_wire_ctrl ("CS", "AUTOFD"))==0xff) return -1; - if ((SIGNAL_WR=drv_generic_parport_wire_ctrl ("WR", "STROBE"))==0xff) return -1; - if ((SIGNAL_RESET=drv_generic_parport_wire_ctrl ("RESET", "INIT"))==0xff) return -1; - if ((SIGNAL_BLANK=drv_generic_parport_wire_ctrl ("BLANK", "SLCTIN") )==0xff) return -1; - /* SIGNAL_BUSY=PARPORT_STATUS_BUSY; */ /* Not currently needed */ - /* SIGNAL_FRP=PARPORT_STATUS_ACK; */ /* Not currently needed */ - - /* Signals configuration */ - drv_generic_parport_direction(0); /* parallel port in output mode */ - drv_generic_parport_control(SIGNAL_CS|SIGNAL_WR|SIGNAL_RESET|SIGNAL_BLANK, 0xff); - /* All lines to "deactivate", -> 1 level on the wire */ - drv_generic_parport_control(SIGNAL_CS,0); /* CS to 0 all the time, write done by WR */ - drv_GU311_reset(); - - /* Ready for commands from now on. */ - - /* Display configuration */ - cmd[2] = '0' ; drv_GU311_send_string(cmd, sizeof(cmd) ); /* Select char. page 0 */ - cmd[2] = 'Q' ; drv_GU311_send_string(cmd, sizeof(cmd) ); /* Select 'Quick Mode' */ - cmd[2] = 'a' ; drv_GU311_send_string(cmd, sizeof(cmd) ); /* Brightness at 100% */ - cmd[2] = 'T' ; drv_GU311_send_string(cmd, sizeof(cmd) ); /* Ensure display ON */ - - drv_Noritake_clear(); - return 0; + char cmd[3] = { 0x01, 'O' }; + + /* Parallel port opening and association */ + if (drv_generic_parport_open(section, Name) < 0) + return -1; + if ((SIGNAL_CS = drv_generic_parport_wire_ctrl("CS", "AUTOFD")) == 0xff) + return -1; + if ((SIGNAL_WR = drv_generic_parport_wire_ctrl("WR", "STROBE")) == 0xff) + return -1; + if ((SIGNAL_RESET = drv_generic_parport_wire_ctrl("RESET", "INIT")) == 0xff) + return -1; + if ((SIGNAL_BLANK = drv_generic_parport_wire_ctrl("BLANK", "SLCTIN")) == 0xff) + return -1; + /* SIGNAL_BUSY=PARPORT_STATUS_BUSY; *//* Not currently needed */ + /* SIGNAL_FRP=PARPORT_STATUS_ACK; *//* Not currently needed */ + + /* Signals configuration */ + drv_generic_parport_direction(0); /* parallel port in output mode */ + drv_generic_parport_control(SIGNAL_CS | SIGNAL_WR | SIGNAL_RESET | SIGNAL_BLANK, 0xff); + /* All lines to "deactivate", -> 1 level on the wire */ + drv_generic_parport_control(SIGNAL_CS, 0); /* CS to 0 all the time, write done by WR */ + drv_GU311_reset(); + + /* Ready for commands from now on. */ + + /* Display configuration */ + cmd[2] = '0'; + drv_GU311_send_string(cmd, sizeof(cmd)); /* Select char. page 0 */ + cmd[2] = 'Q'; + drv_GU311_send_string(cmd, sizeof(cmd)); /* Select 'Quick Mode' */ + cmd[2] = 'a'; + drv_GU311_send_string(cmd, sizeof(cmd)); /* Brightness at 100% */ + cmd[2] = 'T'; + drv_GU311_send_string(cmd, sizeof(cmd)); /* Ensure display ON */ + + drv_Noritake_clear(); + return 0; } -static int drv_Noritake_start (const char *section) +static int drv_Noritake_start(const char *section) { - char * model=0; - int i; - model=cfg_get(section, "Model", NULL); - if (model!=NULL && *model!='\0') { - for (i=0; Models[i].type!=0xff; i++) { - if (strcasecmp(Models[i].name, model)==0) break; - } - if (Models[i].type==0xff) { - error ("%s: %s.Model '%s' is unknown from %s", Name, section, model, cfg_source()); - return -1; - } - Model=i; - info ("%s: using model '%s'", Name, Models[Model].name); - } else { - error ("%s: no '%s.Model' entry from %s", Name, section, cfg_source()); - return -1; - } - - DROWS = Models[Model].rows; - DCOLS = Models[Model].cols; - XRES = Models[Model].xres; - YRES = Models[Model].xres; - GOTO_COST = Models[Model].goto_cost; - Protocol = Models[Model].protocol; + char *model = 0; + int i; + model = cfg_get(section, "Model", NULL); + if (model != NULL && *model != '\0') { + for (i = 0; Models[i].type != 0xff; i++) { + if (strcasecmp(Models[i].name, model) == 0) + break; + } + if (Models[i].type == 0xff) { + error("%s: %s.Model '%s' is unknown from %s", Name, section, model, cfg_source()); + return -1; + } + Model = i; + info("%s: using model '%s'", Name, Models[Model].name); + } else { + error("%s: no '%s.Model' entry from %s", Name, section, cfg_source()); + return -1; + } + + DROWS = Models[Model].rows; + DCOLS = Models[Model].cols; + XRES = Models[Model].xres; + YRES = Models[Model].xres; + GOTO_COST = Models[Model].goto_cost; + Protocol = Models[Model].protocol; /* display preferences */ - CHARS = 0; /* number of user-defineable characters */ - CHAR0 = 0; /* ASCII of first user-defineable char */ - - - - /* real worker functions */ - drv_Noritake_clear = drv_GU311_clear; - if ( Models[Model].type == 0x01 ) { - drv_generic_text_real_write = drv_GU311_write; - } else { - error("%s: Unsupported display. Currently supported are : GU311.",Name); - return -1; - } - return drv_GU311_start(section); + CHARS = 0; /* number of user-defineable characters */ + CHAR0 = 0; /* ASCII of first user-defineable char */ + + + + /* real worker functions */ + drv_Noritake_clear = drv_GU311_clear; + if (Models[Model].type == 0x01) { + drv_generic_text_real_write = drv_GU311_write; + } else { + error("%s: Unsupported display. Currently supported are : GU311.", Name); + return -1; + } + return drv_GU311_start(section); } @@ -315,72 +329,71 @@ static int drv_Noritake_start (const char *section) /* list models */ -int drv_Noritake_list (void) +int drv_Noritake_list(void) { - printf ("GU311 GU311_Graphic"); - return 0; + printf("GU311 GU311_Graphic"); + return 0; } /* initialize driver & display */ -int drv_Noritake_init (const char *section, const int quiet) +int drv_Noritake_init(const char *section, const int quiet) { - WIDGET_CLASS wc; - int ret; - - /* start display */ - if ((ret=drv_Noritake_start (section))!=0) - return ret; - - /* initialize generic text driver */ - if ((ret=drv_generic_text_init(section, Name))!=0) - return ret; - - /* register text widget */ - wc=Widget_Text; - wc.draw=drv_generic_text_draw; - widget_register(&wc); - - /* register plugins */ - /* none */ - - if (!quiet) { - char buffer[40]; - qprintf(buffer, sizeof(buffer), "%s %dx%d", Name, DCOLS, DROWS); - if (drv_generic_text_greet (buffer, NULL)) { - sleep (3); - drv_Noritake_clear(); + WIDGET_CLASS wc; + int ret; + + /* start display */ + if ((ret = drv_Noritake_start(section)) != 0) + return ret; + + /* initialize generic text driver */ + if ((ret = drv_generic_text_init(section, Name)) != 0) + return ret; + + /* register text widget */ + wc = Widget_Text; + wc.draw = drv_generic_text_draw; + widget_register(&wc); + + /* register plugins */ + /* none */ + + if (!quiet) { + char buffer[40]; + qprintf(buffer, sizeof(buffer), "%s %dx%d", Name, DCOLS, DROWS); + if (drv_generic_text_greet(buffer, NULL)) { + sleep(3); + drv_Noritake_clear(); + } } - } - return 0; + return 0; } /* close driver & display */ -int drv_Noritake_quit (const int quiet) +int drv_Noritake_quit(const int quiet) { - info("%s: shutting down.", Name); - - /* clear display */ - drv_Noritake_clear(); - - /* say goodbye... */ - if (!quiet) { - drv_generic_text_greet ("goodbye!", NULL); - } - - drv_generic_parport_close(); - drv_generic_text_quit(); - return (0); + info("%s: shutting down.", Name); + + /* clear display */ + drv_Noritake_clear(); + + /* say goodbye... */ + if (!quiet) { + drv_generic_text_greet("goodbye!", NULL); + } + + drv_generic_parport_close(); + drv_generic_text_quit(); + return (0); } DRIVER drv_Noritake = { - name: Name, - list: drv_Noritake_list, - init: drv_Noritake_init, - quit: drv_Noritake_quit, + name:Name, + list:drv_Noritake_list, + init:drv_Noritake_init, + quit:drv_Noritake_quit, }; - -- cgit v1.2.3