From 2486c56afd5ac4392aa95f0e478978331d1c15d6 Mon Sep 17 00:00:00 2001 From: Thomas Schwinge Date: Mon, 20 Feb 2006 20:44:33 +0000 Subject: 2006-02-20 Thomas Schwinge Remove unused and unsupported code. Consult the file `DEVELOPMENT' for details. Partly based on suggestions by Gianluca Guida . * chips/atm.c: Remove file. * chips/atmreg.h: Likewise. * chips/audio.c: Likewise. * chips/audio_config.h: Likewise. * chips/audio_defs.h: Likewise. * chips/bt431.c: Likewise. * chips/bt431.h: Likewise. * chips/bt455.c: Likewise. * chips/bt455.h: Likewise. * chips/bt459.c: Likewise. * chips/bt459.h: Likewise. * chips/bt478.c: Likewise. * chips/bt478.h: Likewise. * chips/build_font.c: Likewise. * chips/cfb_hdw.c: Likewise. * chips/cfb_misc.c: Likewise. * chips/dc503.c: Likewise. * chips/dc503.h: Likewise. * chips/dtop.h: Likewise. * chips/dtop_handlers.c: Likewise. * chips/dtop_hdw.c: Likewise. * chips/dz_7085.h: Likewise. * chips/dz_defs.h: Likewise. * chips/dz_hdw.c: Likewise. * chips/eccreg.h: Likewise. * chips/fb_hdw.c: Likewise. * chips/fb_misc.c: Likewise. * chips/fdc_82077.h: Likewise. * chips/fdc_82077_hdw.c: Likewise. * chips/frc.c: Likewise. * chips/ims332.c: Likewise. * chips/ims332.h: Likewise. * chips/isdn_79c30.h: Likewise. * chips/isdn_79c30_hdw.c: Likewise. * chips/kernel_font.c: Likewise. * chips/kernel_font.data: Likewise. * chips/lance.c: Likewise. * chips/lance.h: Likewise. * chips/lance_mapped.c: Likewise. * chips/lk201.c: Likewise. * chips/lk201.h: Likewise. * chips/mc_clock.c: Likewise. * chips/mc_clock.h: Likewise. * chips/mouse.c: Likewise. * chips/nc.c: Likewise. * chips/nc.h: Likewise. * chips/nw.h: Likewise. * chips/nw_mk.c: Likewise. * chips/nw_mk.h: Likewise. * chips/pm_defs.h: Likewise. * chips/pm_hdw.c: Likewise. * chips/pm_misc.c: Likewise. * chips/scc_8530.h: Likewise. * chips/scc_8530_hdw.c: Likewise. * chips/screen.c: Likewise. * chips/screen.h: Likewise. * chips/screen_defs.h: Likewise. * chips/screen_switch.c: Likewise. * chips/screen_switch.h: Likewise. * chips/serial_console.c: Likewise. * chips/serial_defs.h: Likewise. * chips/sfb_hdw.c: Likewise. * chips/sfb_misc.c: Likewise. * chips/spans.c: Likewise. * chips/spans.h: Likewise. * chips/tca100.c: Likewise. * chips/tca100.h: Likewise. * chips/tca100_if.c: Likewise. * chips/tca100_if.h: Likewise. * chips/vs42x_rb.h: Likewise. * chips/xcfb_hdw.c: Likewise. * chips/xcfb_misc.c: Likewise. * chips/xcfb_monitor.h: Likewise. * Makefile.in (chips-files): Only contain `busses.c' and `busses.h'. * kern/syscall_sw.c: Don't include anymore. --- chips/dtop_handlers.c | 441 -------------------------------------------------- 1 file changed, 441 deletions(-) delete mode 100644 chips/dtop_handlers.c (limited to 'chips/dtop_handlers.c') diff --git a/chips/dtop_handlers.c b/chips/dtop_handlers.c deleted file mode 100644 index 7a83ea2..0000000 --- a/chips/dtop_handlers.c +++ /dev/null @@ -1,441 +0,0 @@ -/* - * Mach Operating System - * Copyright (c) 1992 Carnegie Mellon University - * All Rights Reserved. - * - * Permission to use, copy, modify and distribute this software and its - * documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR - * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie Mellon - * the rights to redistribute these changes. - */ -/* - * File: dtop_handlers.c - * Author: Alessandro Forin, Carnegie Mellon University - * Date: 1/92 - * - * Handler functions for devices attached to the DESKTOP bus. - */ - -#include -#if NDTOP > 0 - -#include - -#include /* spl definitions */ -#include -#include -#include - -#include -#include -#include -#include - -#include -#include - -/* - * Default handler function - */ -int -dtop_null_device_handler( - dtop_device_t dev, - dtop_message_t msg, - int event, - unsigned char outc) -{ - /* See if the message was to the default address (powerup) */ - - /* Uhmm, donno how to handle this. Drop it */ - if (event == DTOP_EVENT_RECEIVE_PACKET) - dev->unknown_report = *msg; - return 0; -} - -/* - * Handler for locator devices (mice) - */ -int -dtop_locator_handler( - dtop_device_t dev, - dtop_message_t msg, - int event, - unsigned char outc) -{ - register unsigned short buttons; - register short coord; -#if BYTE_MSF -# define get_short(b0,b1) (((b1)<<8)|(b0)) -#else -# define get_short(b0,b1) (((b0)<<8)|(b1)) -#endif - - /* - * Do the position first - */ - { - register int i; - register boolean_t moved; - int delta_coords[L_COORD_MAX]; - - /* - * Get all coords, see if it moved at all (buttons!) - */ - moved = FALSE; - for (i = 0; i < dev->locator.n_coords; i++) { - - coord = get_short(msg->body[2+(i<<1)], - msg->body[3+(i<<1)]); - - if (dev->locator.relative) { - /* - * Flame on - * I am getting tired of this, why do they have to - * keep this bug around ? Religion ? Damn, they - * design a keyboard for X11 use and forget the mouse ? - * Flame off - */ -#define BOGUS_DEC_X_AXIS -#ifdef BOGUS_DEC_X_AXIS - if (i == 1) coord = - coord; -#endif /* BOGUS_DEC_X_AXIS */ - /* dev->locator.coordinate[i] += coord; */ - } else { - register unsigned int old_coord; - - old_coord = dev->locator.coordinate[i]; - dev->locator.coordinate[i] = coord; - coord = old_coord - coord; - } - delta_coords[i] = coord; - if (coord != 0) - moved = TRUE; - } - if (moved) { - /* scale and threshold done higher up */ - screen_motion_event( 0, - dev->locator.type, - delta_coords[0], - delta_coords[1]); - } - } - - /* - * Time for the buttons now - */ -#define new_buttons coord - new_buttons = get_short(msg->body[0],msg->body[1]); - buttons = new_buttons ^ dev->locator.prev_buttons; - if (buttons) { - register int i, type; - - dev->locator.prev_buttons = new_buttons; - for (i = 0; buttons; i++, buttons >>= 1) { - - if ((buttons & 1) == 0) continue; - - type = (new_buttons & (1<locator.type, - dev->locator.button_code[i], - type); - } - } -#undef new_buttons -} - -/* - * Handler for keyboard devices - * Special case: outc set for recv packet means - * we are inside the kernel debugger - */ -int -dtop_keyboard_handler( - dtop_device_t dev, - dtop_message_t msg, - int event, - unsigned char outc) -{ - char save[11]; - register int msg_len, c; - - /* - * Well, really this code handles just an lk401 and in - * a very primitive way at that. Should at least emulate - * an lk201 decently, and make that a pluggable module. - * Sigh. - */ - - if (event != DTOP_EVENT_RECEIVE_PACKET) { - switch (event) { - case DTOP_EVENT_POLL: - { - register unsigned int t, t0; - - /* - * Note we will always have at least the - * end-of-list marker present (a zero) - * Here stop and trigger of autorepeat. - * Do not repeat shift keys, either. - */ - { - register unsigned char uc, i = 0; - -rpt_char: - uc = dev->keyboard.last_codes[i]; - - if (uc == DTOP_KBD_EMPTY) { - dev->keyboard.k_ar_state = K_AR_OFF; - return 0; - } - if ((uc >= LK_R_SHIFT) && (uc <= LK_R_ALT)) { - /* sometimes swapped. Grrr. */ - if (++i < dev->keyboard.last_codes_count) - goto rpt_char; - dev->keyboard.k_ar_state = K_AR_OFF; - return 0; - } - c = uc; - } - - /* - * Got a char. See if enough time from stroke, - * or from last repeat. - */ - t0 = (dev->keyboard.k_ar_state == K_AR_TRIGGER) ? 30 : 500; - t = approx_time_in_msec(); - if ((t - dev->keyboard.last_msec) < t0) - return 0; - - dev->keyboard.k_ar_state = K_AR_TRIGGER; - - /* - * Simplest thing to do is to mimic lk201 - */ - outc = lk201_input(0, LK_REPEAT); - if ( ! screen_keypress_event( 0, - DEV_KEYBD, - c, - EVT_BUTTON_UP)) { - if (outc > 0) cons_input(0, outc, 0); - } else - screen_keypress_event( 0, - DEV_KEYBD, - c, - EVT_BUTTON_DOWN); - return 0; - } - default: gimmeabreak();/*fornow*/ - } - return -1; - } - - msg_len = msg->code.val.len; - - /* Check for errors */ - c = msg->body[0]; - if ((c < DTOP_KBD_KEY_MIN) && (c != DTOP_KBD_EMPTY)) { - printf("Keyboard error: %x %x %x..\n", msg_len, c, msg->body[1]); - if (c != DTOP_KBD_OUT_ERR) return -1; - /* spec sez if scan list overflow still there is data */ - msg->body[0] = 0; - } - - dev->keyboard.last_msec = approx_time_in_msec(); - - switch (dev->keyboard.k_ar_state) { - case K_AR_IDLE: - /* if from debugger, timeouts might not be working yet */ - if (outc == 0xff) - break; - dtop_keyboard_autorepeat( dev ); - /* fall through */ - case K_AR_TRIGGER: - dev->keyboard.k_ar_state = K_AR_ACTIVE; - break; - case K_AR_ACTIVE: - break; - case K_AR_OFF: gimmeabreak(); /* ??? */ - dev->keyboard.k_ar_state = K_AR_IDLE; - } - - /* - * We can only assume that pressed keys are reported in the - * same order (a minimum of sanity, please) across scans. - * To make things readable, do a first pass cancelling out - * all keys that are still pressed, and a second one generating - * events. While generating events, do the upstrokes first - * from oldest to youngest, then the downstrokes from oldest - * to youngest. This copes with lost packets and provides - * a reasonable model even if scans are too slow. - */ - - /* make a copy of new state first */ - { - register char *p, *q, *e; - - p = save; - q = (char*)msg->body; - e = (char*)&msg->body[msg_len]; - - while (q < e) - *p++ = *q++; - } - - /* - * Do the cancelling pass - */ - { - register char *ls, *le, *ns, *ne, *sync; - - ls = (char*)dev->keyboard.last_codes; - le = (char*)&dev->keyboard.last_codes[dev->keyboard.last_codes_count]; - ns = (char*)msg->body; - ne = (char*)&msg->body[msg_len]; - - /* sync marks where to restart scanning, saving - time thanks to ordering constraints */ - for (sync = ns; ls < le; ls++) { - register char c = *ls; - for (ns = sync; ns < ne; ns++) - if (c == *ns) { - *ls = *ns = 0; - sync = ns + 1; - break; - } - /* we could already tell if c is an upstroke, - but see the above discussion about errors */ - } - } - /* - * Now generate all upstrokes - */ - { - register char *ls, *le; - register unsigned char c; - - le = (char*)dev->keyboard.last_codes; - ls = (char*)&dev->keyboard.last_codes[dev->keyboard.last_codes_count - 1]; - - for ( ; ls >= le; ls--) - if (c = *ls) { - /* keep kernel notion of lk201 state consistent */ - (void) lk201_input(0,c); - - if (outc == 0) - screen_keypress_event(0, - DEV_KEYBD, - c, - EVT_BUTTON_UP); - } - } - /* - * And finally the downstrokes - */ - { - register char *ns, *ne, c, retc; - - ne = (char*)msg->body; - ns = (char*)&msg->body[msg_len - 1]; - retc = 0; - - for ( ; ns >= ne; ns--) - if (c = *ns) { - register unsigned char data; - - data = c; - c = lk201_input(0, data); - - if (c == -2) { /* just returned from kdb */ - /* NOTE: many things have happened while - we were sitting on the stack, now it - is last_codes that holds the truth */ -#if 1 - /* But the truth might not be welcome. - If we get out because we hit RETURN - on the rconsole line all is well, - but if we did it from the keyboard - we get here on the downstroke. Then - we will get the upstroke which we - would give to X11. People complained - about this extra keypress.. so they - lose everything. */ - - dev->keyboard.last_codes_count = 1; - dev->keyboard.last_codes[0] = 0; -#endif - return -1; - } - - /* - * If X11 had better code for the keyboard this - * would be an EVT_BUTTON_DOWN. But that would - * screwup the REPEAT function. Grrr. - */ - /* outc non zero sez we are in the debugger */ - if (outc == 0) { - if (screen_keypress_event(0, - DEV_KEYBD, - data, - EVT_BUTTON_DOWN)) - c = -1; /* consumed by X */ - else - if (c > 0) cons_input(0, c, 0); - } - /* return the xlated keycode anyways */ - if ((c > 0) && (retc == 0)) - retc = c; - } - outc = retc; - } - /* install new scan state */ - { - register char *p, *q, *e; - - p = (char*)dev->keyboard.last_codes; - q = (char*)save; - e = (char*)&save[msg_len]; - - while (q < e) - *p++ = *q++; - dev->keyboard.last_codes_count = msg_len; - } - return outc; -} - -/* - * Polled operations: we must do autorepeat by hand. Sigh. - */ -dtop_keyboard_autorepeat( - dtop_device_t dev) -{ - spl_t s = spltty(); - - if (dev->keyboard.k_ar_state != K_AR_IDLE) - dtop_keyboard_handler( dev, 0, DTOP_EVENT_POLL, 0); - - if (dev->keyboard.k_ar_state == K_AR_OFF) - dev->keyboard.k_ar_state = K_AR_IDLE; - else - timeout( dtop_keyboard_autorepeat, dev, dev->keyboard.poll_frequency); - - splx(s); -} - -#endif /*NDTOP>0*/ -- cgit v1.2.3