/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License, Version 1.0 only * (the "License"). You may not use this file except in compliance * with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2004 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #pragma ident "%Z%%M% %I% %E% SMI" /* SunOS-4.0 1.60 */ /* From: SunOS4.0 sundev/kbd.c */ /* * Keyboard input streams module - handles conversion of up/down codes to * ASCII or event format. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include static struct streamtab kbd_info; static struct fmodsw fsw = { "kb", &kbd_info, D_MP | D_MTPERMOD }; /* * Module linkage information for the kernel. */ static struct modlstrmod modlstrmod = { &mod_strmodops, "streams module for keyboard", &fsw }; static struct modlinkage modlinkage = { MODREV_1, (void *)&modlstrmod, NULL }; int _init(void) { return (mod_install(&modlinkage)); } int _fini(void) { return (mod_remove(&modlinkage)); } int _info(struct modinfo *modinfop) { return (mod_info(&modlinkage, modinfop)); } /* * For now these are shared. * These data structures are static (defined in keytables.c) thus * there is no need to perform any locking. */ extern struct keyboards keytables[]; extern char keystringtab[16][KTAB_STRLEN]; extern struct compose_sequence_t kb_compose_table[]; extern signed char kb_compose_map[]; extern struct fltaccent_sequence_t kb_fltaccent_table[]; extern uchar_t kb_numlock_table[]; /* * This value corresponds approximately to max 10 fingers */ static int kbd_downs_size = 15; typedef struct key_event { uchar_t key_station; /* Physical key station associated with event */ Firm_event event; /* Event that sent out on down */ } Key_event; struct kbddata { queue_t *kbdd_readq; queue_t *kbdd_writeq; mblk_t *kbdd_iocpending; /* "ioctl" awaiting buffer */ mblk_t *kbdd_replypending; /* "ioctl" reply awaiting result */ int kbdd_flags; /* random flags */ bufcall_id_t kbdd_bufcallid; /* bufcall id */ timeout_id_t kbdd_rptid; /* timeout id for kbdrpt() */ timeout_id_t kbdd_layoutid; /* timeout id for kbdlayout() */ int kbdd_iocid; /* ID of "ioctl" being waited for */ int kbdd_iocerror; /* error return from "ioctl" */ struct keyboardstate kbdd_state; /* * State of keyboard & keyboard * specific settings, e.g., tables */ int kbdd_translate; /* Translate keycodes? */ int kbdd_translatable; /* Keyboard is translatable? */ int kbdd_compat; /* Generating pre-4.1 events? */ short kbdd_ascii_addr; /* Vuid_id_addr for ascii events */ short kbdd_top_addr; /* Vuid_id_addr for top events */ short kbdd_vkey_addr; /* Vuid_id_addr for vkey events */ struct key_event *kbdd_downs; /* * Table of key stations currently down * that have firm events that need * to be matched with up transitions * when kbdd_translate is TR_*EVENT */ int kbdd_downs_entries; /* # of possible entries in kbdd_downs */ uint_t kbdd_downs_bytes; /* # of bytes allocated for kbdd_downs */ ushort_t compose_key; /* first compose key */ ushort_t fltaccent_entry; /* floating accent keymap entry */ char led_state; /* current state of LEDs */ }; #define KBD_OPEN 0x00000001 /* keyboard is open for business */ #define KBD_IOCWAIT 0x00000002 /* "open" waiting for "ioctl" to finish */ #define NO_HARD_RESET 0 /* don't do hard reset */ #define HARD_RESET 1 /* do hard reset */ /* * Constants setup during the first open of a kbd (so that they can be patched * for debugging purposes). */ static int kbd_repeatrate; static int kbd_repeatdelay; static int kbd_overflow_cnt; /* Number of times kbd overflowed input q */ static int kbd_overflow_msg = 1; /* Whether to print message on q overflow */ #ifdef KBD_DEBUG int kbd_debug = 0; int kbd_ra_debug = 0; int kbd_raw_debug = 0; int kbd_rpt_debug = 0; int kbd_input_debug = 0; #endif /* KBD_DEBUG */ static int kbdopen(queue_t *, dev_t *, int, int, cred_t *); static int kbdclose(queue_t *, int, cred_t *); static void kbdwput(queue_t *, mblk_t *); static void kbdrput(queue_t *, mblk_t *); static struct module_info kbdmiinfo = { 0, "kb", 0, INFPSZ, 2048, 128 }; static struct qinit kbdrinit = { (int (*)())kbdrput, (int (*)())NULL, kbdopen, kbdclose, (int (*)())NULL, &kbdmiinfo }; static struct module_info kbdmoinfo = { 0, "kb", 0, INFPSZ, 2048, 128 }; static struct qinit kbdwinit = { (int (*)())kbdwput, (int (*)())NULL, kbdopen, kbdclose, (int (*)())NULL, &kbdmoinfo }; static struct streamtab kbd_info = { &kbdrinit, &kbdwinit, NULL, NULL, }; static void kbdreioctl(void *); static void kbdioctl(queue_t *, mblk_t *); static void kbdflush(struct kbddata *); static void kbduse(struct kbddata *, unsigned); static void kbdsetled(struct kbddata *); static void kbdcmd(queue_t *, char); static void kbdreset(struct kbddata *, uint_t); static int kbdsetkey(struct kbddata *, struct kiockey *, cred_t *); static int kbdgetkey(struct kbddata *, struct kiockey *); static int kbdskey(struct kbddata *, struct kiockeymap *, cred_t *); static int kbdgkey(struct kbddata *, struct kiockeymap *); static void kbdlayouttimeout(void *); static void kbdinput(struct kbddata *, unsigned); static void kbdid(struct kbddata *, int); static struct keymap *settable(struct kbddata *, uint_t); static void kbdrpt(void *); static void kbdcancelrpt(struct kbddata *); static void kbdtranslate(struct kbddata *, unsigned, queue_t *); static int kbd_do_compose(ushort_t, ushort_t, ushort_t *); static void kbd_send_esc_event(char, struct kbddata *); char *strsetwithdecimal(char *, uint_t, uint_t); static void kbdkeypressed(struct kbddata *, uchar_t, Firm_event *, ushort_t); static void kbdqueuepress(struct kbddata *, uchar_t, Firm_event *); static void kbdkeyreleased(struct kbddata *, uchar_t); static void kbdreleaseall(struct kbddata *); static void kbdputcode(uint_t, queue_t *); static void kbdputbuf(char *, queue_t *); static void kbdqueueevent(struct kbddata *, Firm_event *); /* * Dummy qbufcall callback routine used by open and close. * The framework will wake up qwait_sig when we return from * this routine (as part of leaving the perimeters.) * (The framework enters the perimeters before calling the qbufcall() callback * and leaves the perimeters after the callback routine has executed. The * framework performs an implicit wakeup of any thread in qwait/qwait_sig * when it leaves the perimeter. See qwait(9E).) */ /* ARGSUSED */ static void dummy_callback(void *arg) {} /* * Open a keyboard. * Ttyopen sets line characteristics */ /* ARGSUSED */ static int kbdopen(queue_t *q, dev_t *devp, int oflag, int sflag, cred_t *crp) { register int error; register struct kbddata *kbdd; mblk_t *mp; mblk_t *datap; register struct iocblk *iocb; register struct termios *cb; /* Set these up only once so that they could be changed from adb */ if (!kbd_repeatrate) { kbd_repeatrate = (hz+29)/30; kbd_repeatdelay = hz/2; } if (q->q_ptr != NULL) return (0); /* already attached */ /* * Only allow open requests to succeed for privileged users. This * necessary to prevent users from pushing the "kb" module again * on the stream associated with /dev/kbd. */ if (secpolicy_console(crp) != 0) { return (EPERM); } switch (sflag) { case MODOPEN: break; case CLONEOPEN: return (EINVAL); /* No Bozos! */ } /* allocate keyboard */ kbdd = kmem_zalloc(sizeof (struct kbddata), KM_SLEEP); /* * Set up queue pointers, so that the "put" procedure will accept * the reply to the "ioctl" message we send down. */ q->q_ptr = kbdd; WR(q)->q_ptr = kbdd; qprocson(q); /* * Setup tty modes. */ while ((mp = mkiocb(TCSETSF)) == NULL) { timeout_id_t id = qbufcall(q, sizeof (struct iocblk), BPRI_HI, dummy_callback, NULL); if (!qwait_sig(q)) { qunbufcall(q, id); kmem_free(kbdd, sizeof (struct kbddata)); qprocsoff(q); return (EINTR); } } while ((datap = allocb(sizeof (struct termios), BPRI_HI)) == NULL) { timeout_id_t id = qbufcall(q, sizeof (struct termios), BPRI_HI, dummy_callback, NULL); if (!qwait_sig(q)) { qunbufcall(q, id); freemsg(mp); kmem_free(kbdd, sizeof (struct kbddata)); qprocsoff(q); return (EINTR); } } iocb = (struct iocblk *)mp->b_rptr; iocb->ioc_count = sizeof (struct termios); cb = (struct termios *)datap->b_rptr; cb->c_iflag = 0; cb->c_oflag = 0; cb->c_cflag = CREAD|CS8|B1200; cb->c_lflag = 0; bzero(cb->c_cc, NCCS); datap->b_wptr += sizeof (struct termios); mp->b_cont = datap; kbdd->kbdd_flags |= KBD_IOCWAIT; /* indicate that we're */ kbdd->kbdd_iocid = iocb->ioc_id; /* waiting for this response */ putnext(WR(q), mp); /* * Now wait for it. Let our read queue put routine wake us up * when it arrives. */ while (kbdd->kbdd_flags & KBD_IOCWAIT) { if (!qwait_sig(q)) { error = EINTR; goto error; } } if ((error = kbdd->kbdd_iocerror) != 0) goto error; /* * Set up private data. */ kbdd->kbdd_readq = q; kbdd->kbdd_writeq = WR(q); kbdd->kbdd_iocpending = NULL; kbdd->kbdd_translatable = TR_CAN; kbdd->kbdd_translate = TR_ASCII; kbdd->kbdd_compat = 1; kbdd->kbdd_ascii_addr = ASCII_FIRST; kbdd->kbdd_top_addr = TOP_FIRST; kbdd->kbdd_vkey_addr = VKEY_FIRST; /* Allocate dynamic memory for downs table */ kbdd->kbdd_downs_entries = kbd_downs_size; kbdd->kbdd_downs_bytes = kbd_downs_size * sizeof (Key_event); kbdd->kbdd_downs = kmem_alloc(kbdd->kbdd_downs_bytes, KM_SLEEP); kbdd->kbdd_flags = KBD_OPEN; kbdd->led_state = 0; /* * Reset kbd. */ kbdreset(kbdd, HARD_RESET); return (0); error: qprocsoff(q); kmem_free(kbdd, sizeof (struct kbddata)); return (error); } /* * Close a keyboard. */ /* ARGSUSED1 */ static int kbdclose(register queue_t *q, int flag, cred_t *crp) { register struct kbddata *kbdd = (struct kbddata *)q->q_ptr; register mblk_t *mp; qprocsoff(q); /* * Since we're about to destroy our private data, turn off * our open flag first, so we don't accept any more input * and try to use that data. */ kbdd->kbdd_flags = 0; if ((mp = kbdd->kbdd_replypending) != NULL) { /* * There was a KIOCLAYOUT pending; presumably, it timed out. * Throw the reply away. */ kbdd->kbdd_replypending = NULL; freemsg(mp); } /* clear all timeouts */ if (kbdd->kbdd_bufcallid) qunbufcall(q, kbdd->kbdd_bufcallid); if (kbdd->kbdd_rptid) (void) quntimeout(q, kbdd->kbdd_rptid); if (kbdd->kbdd_layoutid) (void) quntimeout(q, kbdd->kbdd_layoutid); kmem_free(kbdd->kbdd_downs, kbdd->kbdd_downs_bytes); kmem_free(kbdd, sizeof (struct kbddata)); return (0); } /* * Line discipline output queue put procedure: handles M_IOCTL * messages. */ static void kbdwput(register queue_t *q, register mblk_t *mp) { /* * Process M_FLUSH, and some M_IOCTL, messages here; pass * everything else down. */ switch (mp->b_datap->db_type) { case M_FLUSH: if (*mp->b_rptr & FLUSHW) flushq(q, FLUSHDATA); if (*mp->b_rptr & FLUSHR) flushq(RD(q), FLUSHDATA); default: putnext(q, mp); /* pass it down the line */ break; case M_IOCTL: kbdioctl(q, mp); break; } } static void kbdreioctl(void *kbdd_addr) { struct kbddata *kbdd = kbdd_addr; queue_t *q; mblk_t *mp; kbdd->kbdd_bufcallid = 0; q = kbdd->kbdd_writeq; if ((mp = kbdd->kbdd_iocpending) != NULL) { kbdd->kbdd_iocpending = NULL; /* not pending any more */ kbdioctl(q, mp); } } static void kbdioctl(register queue_t *q, register mblk_t *mp) { register struct kbddata *kbdd = (struct kbddata *)q->q_ptr; register struct iocblk *iocp; register short new_translate; register Vuid_addr_probe *addr_probe; register short *addr_ptr; mblk_t *datap; size_t ioctlrespsize; int err = 0; iocp = (struct iocblk *)mp->b_rptr; switch (iocp->ioc_cmd) { case VUIDSFORMAT: err = miocpullup(mp, sizeof (int)); if (err != 0) break; new_translate = (*(int *)mp->b_cont->b_rptr == VUID_NATIVE) ? TR_ASCII : TR_EVENT; if (new_translate == kbdd->kbdd_translate) break; kbdd->kbdd_translate = new_translate; goto output_format_change; case KIOCTRANS: err = miocpullup(mp, sizeof (int)); if (err != 0) break; new_translate = *(int *)mp->b_cont->b_rptr; if (new_translate == kbdd->kbdd_translate) break; kbdd->kbdd_translate = new_translate; goto output_format_change; case KIOCCMD: err = miocpullup(mp, sizeof (int)); if (err != 0) break; kbdcmd(q, (char)(*(int *)mp->b_cont->b_rptr)); break; case KIOCSLED: err = miocpullup(mp, sizeof (uchar_t)); if (err != 0) break; kbdd->led_state = *(uchar_t *)mp->b_cont->b_rptr; kbdsetled(kbdd); break; case KIOCGLED: if ((datap = allocb(sizeof (uchar_t), BPRI_HI)) == NULL) { ioctlrespsize = sizeof (int); goto allocfailure; } *(uchar_t *)datap->b_wptr = kbdd->led_state; datap->b_wptr += sizeof (uchar_t); if (mp->b_cont) /* free msg to prevent memory leak */ freemsg(mp->b_cont); mp->b_cont = datap; iocp->ioc_count = sizeof (uchar_t); break; case VUIDGFORMAT: if ((datap = allocb(sizeof (int), BPRI_HI)) == NULL) { ioctlrespsize = sizeof (int); goto allocfailure; } *(int *)datap->b_wptr = (kbdd->kbdd_translate == TR_EVENT || kbdd->kbdd_translate == TR_UNTRANS_EVENT) ? VUID_FIRM_EVENT: VUID_NATIVE; datap->b_wptr += sizeof (int); if (mp->b_cont) /* free msg to prevent memory leak */ freemsg(mp->b_cont); mp->b_cont = datap; iocp->ioc_count = sizeof (int); break; case KIOCGTRANS: if ((datap = allocb(sizeof (int), BPRI_HI)) == NULL) { ioctlrespsize = sizeof (int); goto allocfailure; } *(int *)datap->b_wptr = kbdd->kbdd_translate; datap->b_wptr += sizeof (int); if (mp->b_cont) /* free msg to prevent memory leak */ freemsg(mp->b_cont); mp->b_cont = datap; iocp->ioc_count = sizeof (int); break; case VUIDSADDR: err = miocpullup(mp, sizeof (Vuid_addr_probe)); if (err != 0) break; addr_probe = (Vuid_addr_probe *)mp->b_cont->b_rptr; switch (addr_probe->base) { case ASCII_FIRST: addr_ptr = &kbdd->kbdd_ascii_addr; break; case TOP_FIRST: addr_ptr = &kbdd->kbdd_top_addr; break; case VKEY_FIRST: addr_ptr = &kbdd->kbdd_vkey_addr; break; default: err = ENODEV; } if ((err == 0) && (*addr_ptr != addr_probe->data.next)) { *addr_ptr = addr_probe->data.next; goto output_format_change; } break; case VUIDGADDR: err = miocpullup(mp, sizeof (Vuid_addr_probe)); if (err != 0) break; addr_probe = (Vuid_addr_probe *)mp->b_cont->b_rptr; switch (addr_probe->base) { case ASCII_FIRST: addr_probe->data.current = kbdd->kbdd_ascii_addr; break; case TOP_FIRST: addr_probe->data.current = kbdd->kbdd_top_addr; break; case VKEY_FIRST: addr_probe->data.current = kbdd->kbdd_vkey_addr; break; default: err = ENODEV; } break; case KIOCTRANSABLE: err = miocpullup(mp, sizeof (int)); if (err != 0) break; if (kbdd->kbdd_translatable != *(int *)mp->b_cont->b_rptr) { kbdd->kbdd_translatable = *(int *)mp->b_cont->b_rptr; kbdreset(kbdd, HARD_RESET); goto output_format_change; } break; case KIOCGTRANSABLE: if ((datap = allocb(sizeof (int), BPRI_HI)) == NULL) { ioctlrespsize = sizeof (int); goto allocfailure; } *(int *)datap->b_wptr = kbdd->kbdd_translatable; datap->b_wptr += sizeof (int); if (mp->b_cont) /* free msg to prevent memory leak */ freemsg(mp->b_cont); mp->b_cont = datap; iocp->ioc_count = sizeof (int); break; case KIOCSCOMPAT: err = miocpullup(mp, sizeof (int)); if (err != 0) break; kbdd->kbdd_compat = *(int *)mp->b_cont->b_rptr; break; case KIOCGCOMPAT: if ((datap = allocb(sizeof (int), BPRI_HI)) == NULL) { ioctlrespsize = sizeof (int); goto allocfailure; } *(int *)datap->b_wptr = kbdd->kbdd_compat; datap->b_wptr += sizeof (int); if (mp->b_cont) /* free msg to prevent memory leak */ freemsg(mp->b_cont); mp->b_cont = datap; iocp->ioc_count = sizeof (int); break; case KIOCSETKEY: err = miocpullup(mp, sizeof (struct kiockey)); if (err != 0) break; err = kbdsetkey(kbdd, (struct kiockey *)mp->b_cont->b_rptr, iocp->ioc_cr); /* * Since this only affects any subsequent key presses, * don't goto output_format_change. One might want to * toggle the keytable entries dynamically. */ break; case KIOCGETKEY: err = miocpullup(mp, sizeof (struct kiockey)); if (err != 0) break; err = kbdgetkey(kbdd, (struct kiockey *)mp->b_cont->b_rptr); break; case KIOCSKEY: err = miocpullup(mp, sizeof (struct kiockeymap)); if (err != 0) break; err = kbdskey(kbdd, (struct kiockeymap *)mp->b_cont->b_rptr, iocp->ioc_cr); /* * Since this only affects any subsequent key presses, * don't goto output_format_change. One might want to * toggle the keytable entries dynamically. */ break; case KIOCGKEY: err = miocpullup(mp, sizeof (struct kiockeymap)); if (err != 0) break; err = kbdgkey(kbdd, (struct kiockeymap *)mp->b_cont->b_rptr); break; case KIOCSDIRECT: goto output_format_change; case KIOCGDIRECT: if ((datap = allocb(sizeof (int), BPRI_HI)) == NULL) { ioctlrespsize = sizeof (int); goto allocfailure; } *(int *)datap->b_wptr = 1; /* always direct */ datap->b_wptr += sizeof (int); if (mp->b_cont) /* free msg to prevent memory leak */ freemsg(mp->b_cont); mp->b_cont = datap; iocp->ioc_count = sizeof (int); break; case KIOCTYPE: if ((datap = allocb(sizeof (int), BPRI_HI)) == NULL) { ioctlrespsize = sizeof (int); goto allocfailure; } *(int *)datap->b_wptr = kbdd->kbdd_state.k_id; datap->b_wptr += sizeof (int); if (mp->b_cont) /* free msg to prevent memory leak */ freemsg(mp->b_cont); mp->b_cont = datap; iocp->ioc_count = sizeof (int); break; case KIOCLAYOUT: if ((datap = kbdd->kbdd_replypending) != NULL) { /* * There was an earlier KIOCLAYOUT pending; presumably, * it timed out. Throw the reply away. */ kbdd->kbdd_replypending = NULL; freemsg(datap); } if (kbdd->kbdd_state.k_id == KB_SUN4 || kbdd->kbdd_state.k_id == KB_PC) { if ((datap = allocb(sizeof (int), BPRI_HI)) == NULL) { ioctlrespsize = sizeof (int); goto allocfailure; } iocp->ioc_rval = 0; iocp->ioc_error = 0; /* brain rot */ iocp->ioc_count = sizeof (int); if (mp->b_cont) /* free msg to prevent memory leak */ freemsg(mp->b_cont); mp->b_cont = datap; mp->b_datap->db_type = M_IOCACK; kbdd->kbdd_replypending = mp; kbdcmd(q, (char)KBD_CMD_GETLAYOUT); if (kbdd->kbdd_layoutid) (void) quntimeout(q, kbdd->kbdd_layoutid); kbdd->kbdd_layoutid = qtimeout(q, kbdlayouttimeout, kbdd, hz / 5); return; /* wait for reply from keyboard */ } else { /* * Not a Type 4 keyboard; return an immediate error. */ err = EINVAL; break; } case KIOCGRPTDELAY: /* * Report the autorepeat delay, unit in millisecond */ if ((datap = allocb(sizeof (int), BPRI_HI)) == NULL) { ioctlrespsize = sizeof (int); goto allocfailure; } *(int *)datap->b_wptr = TICK_TO_MSEC(kbd_repeatdelay); datap->b_wptr += sizeof (int); /* free msg to prevent memory leak */ if (mp->b_cont != NULL) freemsg(mp->b_cont); mp->b_cont = datap; iocp->ioc_count = sizeof (int); break; case KIOCSRPTDELAY: /* * Set the autorepeat delay */ err = miocpullup(mp, sizeof (int)); if (err != 0) break; /* validate the input */ if (*(int *)mp->b_cont->b_rptr < KIOCRPTDELAY_MIN) { err = EINVAL; break; } kbd_repeatdelay = MSEC_TO_TICK(*(int *)mp->b_cont->b_rptr); if (kbd_repeatdelay <= 0) kbd_repeatdelay = 1; break; case KIOCGRPTRATE: /* * Report the autorepeat rate */ if ((datap = allocb(sizeof (int), BPRI_HI)) == NULL) { ioctlrespsize = sizeof (int); goto allocfailure; } *(int *)datap->b_wptr = TICK_TO_MSEC(kbd_repeatrate); datap->b_wptr += sizeof (int); /* free msg to prevent memory leak */ if (mp->b_cont != NULL) freemsg(mp->b_cont); mp->b_cont = datap; iocp->ioc_count = sizeof (int); break; case KIOCSRPTRATE: /* * Set the autorepeat rate */ err = miocpullup(mp, sizeof (int)); if (err != 0) break; /* validate the input */ if (*(int *)mp->b_cont->b_rptr < KIOCRPTRATE_MIN) { err = EINVAL; break; } kbd_repeatrate = MSEC_TO_TICK(*(int *)mp->b_cont->b_rptr); if (kbd_repeatrate <= 0) kbd_repeatrate = 1; break; default: putnext(q, mp); /* pass it down the line */ return; } goto done; output_format_change: kbdflush(kbdd); done: if (err != 0) { iocp->ioc_rval = 0; iocp->ioc_error = err; mp->b_datap->db_type = M_IOCNAK; } else { iocp->ioc_rval = 0; iocp->ioc_error = 0; /* brain rot */ mp->b_datap->db_type = M_IOCACK; } qreply(q, mp); return; allocfailure: /* * We needed to allocate something to handle this "ioctl", but * couldn't; save this "ioctl" and arrange to get called back when * it's more likely that we can get what we need. * If there's already one being saved, throw it out, since it * must have timed out. */ if (kbdd->kbdd_iocpending != NULL) freemsg(kbdd->kbdd_iocpending); kbdd->kbdd_iocpending = mp; if (kbdd->kbdd_bufcallid) qunbufcall(q, kbdd->kbdd_bufcallid); kbdd->kbdd_bufcallid = qbufcall(q, ioctlrespsize, BPRI_HI, kbdreioctl, kbdd); } static void kbdflush(register struct kbddata *kbdd) { register queue_t *q; /* Flush pending data already sent upstream */ if ((q = kbdd->kbdd_readq) != NULL && q->q_next != NULL) (void) putnextctl1(q, M_FLUSH, FLUSHR); /* Flush pending ups */ bzero(kbdd->kbdd_downs, kbdd->kbdd_downs_bytes); kbdcancelrpt(kbdd); } /* * Pass keycode upstream, either translated or untranslated. */ static void kbduse(register struct kbddata *kbdd, unsigned keycode) { register queue_t *readq; #ifdef KBD_DEBUG if (kbd_input_debug) printf("KBD USE key=%d\n", keycode); #endif if ((readq = kbdd->kbdd_readq) == NULL) return; if (!kbdd->kbdd_translatable || kbdd->kbdd_translate == TR_NONE) kbdputcode(keycode, readq); else kbdtranslate(kbdd, keycode, readq); } /* * kbdclick is used to remember the current click value of the * Sun-3 keyboard. This brain damaged keyboard will reset the * clicking to the "default" value after a reset command and * there is no way to read out the current click value. We * cannot send a click command immediately after the reset * command or the keyboard gets screwed up. So we wait until * we get the ID byte before we send back the click command. * Unfortunately, this means that there is a small window * where the keyboard can click when it really shouldn't be. * A value of -1 means that kbdclick has not been initialized yet. */ static int kbdclick = -1; /* * Send command byte to keyboard, if you can. */ static void kbdcmd(register queue_t *q, char cmd) { register mblk_t *bp; if (canput(q)) { if ((bp = allocb(1, BPRI_MED)) == NULL) cmn_err(CE_WARN, "kbdcmd: Can't allocate block for command"); else { *bp->b_wptr++ = cmd; putnext(q, bp); if (cmd == KBD_CMD_NOCLICK) kbdclick = 0; else if (cmd == KBD_CMD_CLICK) kbdclick = 1; } } } /* * Update the keyboard LEDs to match the current keyboard state. * Do this only on Type 4 keyboards; other keyboards don't support the * KBD_CMD_SETLED command (nor, for that matter, the appropriate LEDs). */ static void kbdsetled(register struct kbddata *kbdd) { if (kbdd->kbdd_state.k_id == KB_SUN4 || kbdd->kbdd_state.k_id == KB_PC) { kbdcmd(kbdd->kbdd_writeq, KBD_CMD_SETLED); kbdcmd(kbdd->kbdd_writeq, kbdd->led_state); } } /* * Reset the keyboard */ static void kbdreset(register struct kbddata *kbdd, uint_t hard_reset) { register struct keyboardstate *k; k = &kbdd->kbdd_state; if (kbdd->kbdd_translatable) { k->k_idstate = KID_NONE; k->k_id = -1; k->k_state = NORMAL; if (hard_reset) kbdcmd(kbdd->kbdd_writeq, KBD_CMD_RESET); } else { bzero(k, sizeof (struct keyboardstate)); k->k_id = KB_ASCII; k->k_idstate = KID_OK; } } /* * Old special codes. */ #define OLD_SHIFTKEYS 0x80 #define OLD_BUCKYBITS 0x90 #define OLD_FUNNY 0xA0 #define OLD_FA_UMLAUT 0xA9 #define OLD_FA_CFLEX 0xAA #define OLD_FA_TILDE 0xAB #define OLD_FA_CEDILLA 0xAC #define OLD_FA_ACUTE 0xAD #define OLD_FA_GRAVE 0xAE #define OLD_ISOCHAR 0xAF #define OLD_STRING 0xB0 #define OLD_LEFTFUNC 0xC0 #define OLD_RIGHTFUNC 0xD0 #define OLD_TOPFUNC 0xE0 #define OLD_BOTTOMFUNC 0xF0 /* * Map old special codes to new ones. * Indexed by ((old special code) >> 4) & 0x07; add (old special code) & 0x0F. */ static ushort_t special_old_to_new[] = { SHIFTKEYS, BUCKYBITS, FUNNY, STRING, LEFTFUNC, RIGHTFUNC, TOPFUNC, BOTTOMFUNC, }; /* * Set individual keystation translation from old-style entry. * TODO: Have each keyboard own own translation tables. */ static int kbdsetkey(register struct kbddata *kbdd, struct kiockey *key, cred_t *cr) { int strtabindex, i; struct keymap *km; register int tablemask; register ushort_t entry; if (key->kio_station >= KEYMAP_SIZE) return (EINVAL); if (kbdd->kbdd_state.k_curkeyboard == NULL) return (EINVAL); tablemask = key->kio_tablemask; if (tablemask == KIOCABORT1) { if (secpolicy_console(cr) != 0) return (EPERM); kbdd->kbdd_state.k_curkeyboard->k_abort1 = key->kio_station; return (0); } if (tablemask == KIOCABORT2) { if (secpolicy_console(cr) != 0) return (EPERM); kbdd->kbdd_state.k_curkeyboard->k_abort2 = key->kio_station; return (0); } if ((tablemask & ALTGRAPHMASK) || (km = settable(kbdd, (uint_t)tablemask)) == NULL) return (EINVAL); if (key->kio_entry >= (uchar_t)OLD_STRING && key->kio_entry <= (uchar_t)(OLD_STRING + 15)) { strtabindex = key->kio_entry - OLD_STRING; for (i = 0; i < KTAB_STRLEN; i++) keystringtab[strtabindex][i] = key->kio_string[i]; keystringtab[strtabindex][KTAB_STRLEN-1] = '\0'; } entry = key->kio_entry; /* * There's nothing we need do with OLD_ISOCHAR. */ if (entry != OLD_ISOCHAR) { if (entry & 0x80) { if (entry >= OLD_FA_UMLAUT && entry <= OLD_FA_GRAVE) entry = FA_CLASS + (entry & 0x0F) - 9; else entry = special_old_to_new[entry >> 4 & 0x07] + (entry & 0x0F); } } km->keymap[key->kio_station] = entry; return (0); } /* * Map new special codes to old ones. * Indexed by (new special code) >> 8; add (new special code) & 0xFF. */ static uchar_t special_new_to_old[] = { 0, /* normal */ OLD_SHIFTKEYS, /* SHIFTKEYS */ OLD_BUCKYBITS, /* BUCKYBITS */ OLD_FUNNY, /* FUNNY */ OLD_FA_UMLAUT, /* FA_CLASS */ OLD_STRING, /* STRING */ OLD_LEFTFUNC, /* FUNCKEYS */ }; /* * Get individual keystation translation as old-style entry. */ static int kbdgetkey(register struct kbddata *kbdd, struct kiockey *key) { int strtabindex, i; struct keymap *km; register ushort_t entry; if (key->kio_station >= KEYMAP_SIZE) return (EINVAL); if (kbdd->kbdd_state.k_curkeyboard == NULL) return (EINVAL); if (key->kio_tablemask == KIOCABORT1) { key->kio_station = kbdd->kbdd_state.k_curkeyboard->k_abort1; return (0); } if (key->kio_tablemask == KIOCABORT2) { key->kio_station = kbdd->kbdd_state.k_curkeyboard->k_abort2; return (0); } if ((km = settable(kbdd, (uint_t)key->kio_tablemask)) == NULL) return (EINVAL); entry = km->keymap[key->kio_station]; if (entry & 0xFF00) key->kio_entry = special_new_to_old[(ushort_t)(entry & 0xFF00) >> 8] + (entry & 0x00FF); else { if (entry & 0x80) key->kio_entry = (ushort_t)OLD_ISOCHAR; /* you lose */ else key->kio_entry = (ushort_t)entry; } if (entry >= STRING && entry <= (uchar_t)(STRING + 15)) { strtabindex = entry - STRING; for (i = 0; i < KTAB_STRLEN; i++) key->kio_string[i] = keystringtab[strtabindex][i]; } return (0); } /* * Set individual keystation translation from new-style entry. * TODO: Have each keyboard own own translation tables. */ static int kbdskey(register struct kbddata *kbdd, struct kiockeymap *key, cred_t *cr) { int strtabindex, i; struct keymap *km; if (key->kio_station >= KEYMAP_SIZE) return (EINVAL); if (kbdd->kbdd_state.k_curkeyboard == NULL) return (EINVAL); if (key->kio_tablemask == KIOCABORT1) { if (secpolicy_console(cr) != 0) return (EPERM); kbdd->kbdd_state.k_curkeyboard->k_abort1 = key->kio_station; return (0); } if (key->kio_tablemask == KIOCABORT2) { if (secpolicy_console(cr) != 0) return (EPERM); kbdd->kbdd_state.k_curkeyboard->k_abort2 = key->kio_station; return (0); } if ((km = settable(kbdd, (uint_t)key->kio_tablemask)) == NULL) return (EINVAL); if (key->kio_entry >= STRING && key->kio_entry <= (ushort_t)(STRING + 15)) { strtabindex = key->kio_entry-STRING; for (i = 0; i < KTAB_STRLEN; i++) keystringtab[strtabindex][i] = key->kio_string[i]; keystringtab[strtabindex][KTAB_STRLEN-1] = '\0'; } km->keymap[key->kio_station] = key->kio_entry; return (0); } /* * Get individual keystation translation as new-style entry. */ static int kbdgkey(register struct kbddata *kbdd, struct kiockeymap *key) { int strtabindex, i; struct keymap *km; if (key->kio_station >= KEYMAP_SIZE) return (EINVAL); if (kbdd->kbdd_state.k_curkeyboard == NULL) return (EINVAL); if (key->kio_tablemask == KIOCABORT1) { key->kio_station = kbdd->kbdd_state.k_curkeyboard->k_abort1; return (0); } if (key->kio_tablemask == KIOCABORT2) { key->kio_station = kbdd->kbdd_state.k_curkeyboard->k_abort2; return (0); } if ((km = settable(kbdd, (uint_t)key->kio_tablemask)) == NULL) return (EINVAL); key->kio_entry = km->keymap[key->kio_station]; if (key->kio_entry >= STRING && key->kio_entry <= (ushort_t)(STRING + 15)) { strtabindex = key->kio_entry-STRING; for (i = 0; i < KTAB_STRLEN; i++) key->kio_string[i] = keystringtab[strtabindex][i]; } return (0); } static void kbdlayouttimeout(void *arg) { struct kbddata *kbdd = arg; mblk_t *mp; kbdd->kbdd_layoutid = 0; /* * Timed out waiting for reply to "get keyboard layout" command. * Return an ETIME error. */ if ((mp = kbdd->kbdd_replypending) != NULL) { kbdd->kbdd_replypending = NULL; mp->b_datap->db_type = M_IOCNAK; ((struct iocblk *)mp->b_rptr)->ioc_error = ETIME; putnext(kbdd->kbdd_readq, mp); } } /* * Put procedure for input from driver end of stream (read queue). */ static void kbdrput(register queue_t *q, register mblk_t *mp) { struct kbddata *kbdd = (struct kbddata *)q->q_ptr; register mblk_t *bp; register uchar_t *readp; struct iocblk *iocp; if (kbdd == 0) { freemsg(mp); /* nobody's listening */ return; } switch (mp->b_datap->db_type) { case M_FLUSH: if (*mp->b_rptr & FLUSHW) flushq(WR(q), FLUSHDATA); if (*mp->b_rptr & FLUSHR) flushq(q, FLUSHDATA); default: putnext(q, mp); return; case M_BREAK: /* * Will get M_BREAK only if this is not the system * keyboard, otherwise serial port will eat break * and call kmdb/OBP, without passing anything up. */ freemsg(mp); return; case M_IOCACK: case M_IOCNAK: /* * If we are doing an "ioctl" ourselves, check if this * is the reply to that code. If so, wake up the * "open" routine, and toss the reply, otherwise just * pass it up. */ iocp = (struct iocblk *)mp->b_rptr; if (!(kbdd->kbdd_flags & KBD_IOCWAIT) || iocp->ioc_id != kbdd->kbdd_iocid) { /* * This isn't the reply we're looking for. Move along. */ if (kbdd->kbdd_flags & KBD_OPEN) putnext(q, mp); else freemsg(mp); /* not ready to listen */ } else { kbdd->kbdd_flags &= ~KBD_IOCWAIT; kbdd->kbdd_iocerror = iocp->ioc_error; freemsg(mp); } return; case M_DATA: if (!(kbdd->kbdd_flags & KBD_OPEN)) { freemsg(mp); /* not read to listen */ return; } break; } /* * A data message, consisting of bytes from the keyboard. * Ram them through our state machine. */ bp = mp; do { readp = bp->b_rptr; while (readp < bp->b_wptr) kbdinput(kbdd, *readp++); bp->b_rptr = readp; } while ((bp = bp->b_cont) != NULL); /* next block, if any */ freemsg(mp); } /* * A keypress was received. Process it through the state machine * to check for aborts. */ static void kbdinput(register struct kbddata *kbdd, register unsigned key) { register struct keyboardstate *k; register mblk_t *mp; k = &kbdd->kbdd_state; #ifdef KBD_DEBUG if (kbd_input_debug) printf("kbdinput key %x\n", key); #endif switch (k->k_idstate) { case KID_NONE: if (key == RESETKEY) { k->k_idstate = KID_GOT_PREFACE; } else { kbdreset(kbdd, HARD_RESET); /* allows hot plug of kbd after booting without kbd */ } return; case KID_GOT_PREFACE: kbdid(kbdd, (int)key); /* * We just did a reset command to a Type 3 or Type 4 * keyboard which sets the click back to the default * (which is currently ON!). We use the kbdclick * variable to see if the keyboard should be turned on * or off. If it has not been set, then we use the * keyboard-click? property. */ switch (kbdclick) { case 0: kbdcmd(kbdd->kbdd_writeq, KBD_CMD_NOCLICK); break; case 1: kbdcmd(kbdd->kbdd_writeq, KBD_CMD_CLICK); break; case -1: default: { char wrkbuf[8]; int len; kbdcmd(kbdd->kbdd_writeq, KBD_CMD_NOCLICK); bzero(wrkbuf, 8); len = 7; if (ddi_getlongprop_buf(DDI_DEV_T_ANY, ddi_root_node(), 0, "keyboard-click?", (caddr_t)wrkbuf, &len) == DDI_PROP_SUCCESS && len > 0 && len < 8) { if (strcmp(wrkbuf, "true") == 0) { kbdcmd(kbdd->kbdd_writeq, KBD_CMD_CLICK); } } } break; } /* * A keyboard reset clears the LEDs. * Restore the LEDs from the last value we set * them to. */ kbdsetled(kbdd); return; case KID_OK: switch (key) { #if defined(KBD_PRESSED_PREFIX) case KBD_PRESSED_PREFIX: k->k_idstate = KID_GOT_PRESSED; return; #endif #if defined(KBD_RELEASED_PREFIX) case KBD_RELEASED_PREFIX: k->k_idstate = KID_GOT_RELEASED; return; #endif case 0: kbdreset(kbdd, HARD_RESET); return; /* * we want to check for ID only if we are in * translatable mode. */ case RESETKEY: kbdreset(kbdd, NO_HARD_RESET); if (k->k_idstate == KID_NONE) { k->k_idstate = KID_GOT_PREFACE; } return; case LAYOUTKEY: k->k_idstate = KID_GOT_LAYOUT; return; } break; #if defined(KBD_PRESSED_PREFIX) case KID_GOT_PRESSED: key = BUILDKEY(key, PRESSED); k->k_idstate = KID_OK; break; #endif #if defined(KBD_RELEASED_PREFIX) case KID_GOT_RELEASED: key = BUILDKEY(key, RELEASED); k->k_idstate = KID_OK; break; #endif case KID_GOT_LAYOUT: if (kbdd->kbdd_layoutid) (void) quntimeout(kbdd->kbdd_readq, kbdd->kbdd_layoutid); if ((mp = kbdd->kbdd_replypending) != NULL) { kbdd->kbdd_replypending = NULL; *(int *)mp->b_cont->b_wptr = key; mp->b_cont->b_wptr += sizeof (int); putnext(kbdd->kbdd_readq, mp); } k->k_idstate = KID_OK; return; } switch (k->k_state) { #if defined(__sparc) normalstate: k->k_state = NORMAL; /* FALLTHRU */ #endif case NORMAL: #if defined(__sparc) if (k->k_curkeyboard) { if (key == k->k_curkeyboard->k_abort1) { k->k_state = ABORT1; break; } } #endif kbduse(kbdd, key); break; #if defined(__sparc) case ABORT1: if (k->k_curkeyboard) { /* * Only recognize this as an abort sequence if * the "hardware" console is set to be this device. */ if (key == k->k_curkeyboard->k_abort2 && rconsvp == wsconsvp) { DELAY(100000); abort_sequence_enter((char *)NULL); k->k_state = NORMAL; kbduse(kbdd, IDLEKEY); /* fake */ return; } else { kbduse(kbdd, k->k_curkeyboard->k_abort1); goto normalstate; } } break; #endif case COMPOSE1: case COMPOSE2: case FLTACCENT: if (key != IDLEKEY) kbduse(kbdd, key); break; } } static void kbdid(register struct kbddata *kbdd, int id) { register struct keyboardstate *k; int i; k = &kbdd->kbdd_state; k->k_idstate = KID_OK; k->k_shiftmask = 0; k->k_buckybits = 0; /* * Reset k_rptkey to IDLEKEY. We need to cancel * the autorepeat feature, if any. */ if (k->k_rptkey != IDLEKEY) { if (kbdd->kbdd_rptid) (void) quntimeout(kbdd->kbdd_readq, kbdd->kbdd_rptid); kbdd->kbdd_rptid = 0; k->k_rptkey = IDLEKEY; } k->k_curkeyboard = NULL; for (i = 0; keytables[i].table; i++) { if (keytables[i].id == id) { k->k_id = id; k->k_curkeyboard = keytables[i].table; break; } } if (!k->k_curkeyboard) { k->k_id = keytables[0].id; k->k_curkeyboard = keytables[0].table; cmn_err(CE_WARN, "kbd: Unknown keyboard type, " "Type %d assumed", k->k_id); } } /* * This routine determines which table we should look in to decode * the current keycode. */ static struct keymap * settable(register struct kbddata *kbdd, register uint_t mask) { register struct keyboard *kp; kp = kbdd->kbdd_state.k_curkeyboard; if (kp == NULL) return (NULL); if (mask & UPMASK) return (kp->k_up); if (mask & NUMLOCKMASK) return (kp->k_numlock); if (mask & CTRLMASK) return (kp->k_control); if (mask & ALTGRAPHMASK) return (kp->k_altgraph); if (mask & SHIFTMASK) return (kp->k_shifted); if (mask & CAPSMASK) return (kp->k_caps); return (kp->k_normal); } static void kbdrpt(void *arg) { struct kbddata *kbdd = arg; struct keyboardstate *k; k = &kbdd->kbdd_state; #ifdef KBD_DEBUG if (kbd_rpt_debug) printf("kbdrpt key %x\n", k->k_rptkey); #endif kbdd->kbdd_rptid = 0; kbdkeyreleased(kbdd, KEYOF(k->k_rptkey)); kbduse(kbdd, k->k_rptkey); if (k->k_rptkey != IDLEKEY) { kbdd->kbdd_rptid = qtimeout(kbdd->kbdd_readq, kbdrpt, kbdd, kbd_repeatrate); } } static void kbdcancelrpt(register struct kbddata *kbdd) { register struct keyboardstate *k; k = &kbdd->kbdd_state; if (k->k_rptkey != IDLEKEY) { if (kbdd->kbdd_rptid) (void) quntimeout(kbdd->kbdd_readq, kbdd->kbdd_rptid); kbdd->kbdd_rptid = 0; k->k_rptkey = IDLEKEY; } ASSERT(kbdd->kbdd_rptid == 0); } static void kbdtranslate(struct kbddata *kbdd, unsigned keycode, queue_t *q) { register uchar_t key; register unsigned newstate; unsigned shiftmask; register ushort_t entry, entrytype; register char *cp, *bufp; register struct keyboardstate *k; ushort_t result_iso; struct keymap *km; Firm_event fe; int i, ret_val; char buf[14]; k = &kbdd->kbdd_state; newstate = STATEOF(keycode); key = KEYOF(keycode); #ifdef KBD_DEBUG if (kbd_input_debug) { printf("KBD TRANSLATE keycode=0x%x newstate=0x%x key=0x%x\n", keycode, newstate, key); } #endif if (kbdd->kbdd_translate == TR_UNTRANS_EVENT) { if (newstate == PRESSED) { bzero(&fe, sizeof (fe)); fe.id = key; fe.value = 1; kbdqueuepress(kbdd, key, &fe); } else { kbdkeyreleased(kbdd, key); } return; } shiftmask = k->k_shiftmask; if (newstate == RELEASED) shiftmask |= UPMASK; km = settable(kbdd, shiftmask); if (km == NULL) { /* gross error */ kbdcancelrpt(kbdd); return; } if (key >= KEYMAP_SIZE) return; entry = km->keymap[key]; if (entry == NONL) { /* * NONL appears only in the Num Lock table, and indicates that * this key is not affected by Num Lock. This means we should * ask for the table we would have gotten had Num Lock not been * down, and translate using that table. */ km = settable(kbdd, shiftmask & ~NUMLOCKMASK); if (km == NULL) { /* gross error */ kbdcancelrpt(kbdd); return; } entry = km->keymap[key]; } entrytype = (ushort_t)(entry & 0xFF00) >> 8; if (entrytype == (SHIFTKEYS >> 8)) { /* * Handle the state of toggle shifts specially. * Ups should be ignored, and downs should be mapped to ups if * that shift is currently on. */ if ((1 << (entry & 0x0F)) & k->k_curkeyboard->k_toggleshifts) { if ((1 << (entry & 0x0F)) & k->k_togglemask) { newstate = RELEASED; /* toggling off */ } else { newstate = PRESSED; /* toggling on */ } } } else { /* * Handle Compose and floating accent key sequences */ if (k->k_state == COMPOSE1) { if (newstate == RELEASED) return; if (entry < ASCII_SET_SIZE) { if (kb_compose_map[entry] >= 0) { kbdd->compose_key = entry; k->k_state = COMPOSE2; return; } } k->k_state = NORMAL; kbdd->led_state &= ~LED_COMPOSE; kbdsetled(kbdd); return; } else if (k->k_state == COMPOSE2) { if (newstate == RELEASED) return; k->k_state = NORMAL; /* next state is "normal" */ kbdd->led_state &= ~LED_COMPOSE; kbdsetled(kbdd); if (entry < ASCII_SET_SIZE) { if (kb_compose_map[entry] >= 0) { if (kbdd->compose_key <= entry) { ret_val = kbd_do_compose( kbdd->compose_key, entry, &result_iso); } else { ret_val = kbd_do_compose( entry, kbdd->compose_key, &result_iso); } if (ret_val == 1) { if (kbdd->kbdd_translate == TR_EVENT) { fe.id = (kbdd->kbdd_compat ? ISO_FIRST : EUC_FIRST) + result_iso; fe.value = 1; kbdqueueevent( kbdd, &fe); } else if ( kbdd->kbdd_translate == TR_ASCII) kbdputcode( result_iso, q); } } } return; } else if (k->k_state == FLTACCENT) { if (newstate == RELEASED) return; k->k_state = NORMAL; /* next state is "normal" */ for (i = 0; (kb_fltaccent_table[i].fa_entry != kbdd->fltaccent_entry) || (kb_fltaccent_table[i].ascii != entry); i++) { if (kb_fltaccent_table[i].fa_entry == 0) /* Invalid second key: ignore key */ return; } if (kbdd->kbdd_translate == TR_EVENT) { fe.id = (kbdd->kbdd_compat ? ISO_FIRST : EUC_FIRST) + kb_fltaccent_table[i].iso; fe.value = 1; kbdqueueevent(kbdd, &fe); } else if (kbdd->kbdd_translate == TR_ASCII) kbdputcode(kb_fltaccent_table[i].iso, q); return; } } /* * If the key is going down, and it's not one of the keys that doesn't * auto-repeat, set up the auto-repeat timeout. * * The keys that don't auto-repeat are the Compose key, * the shift keys, the "bucky bit" keys, the "floating accent" keys, * and the function keys when in TR_EVENT mode. */ if (newstate == PRESSED && entrytype != (SHIFTKEYS >> 8) && entrytype != (BUCKYBITS >> 8) && entrytype != (FUNNY >> 8) && entrytype != (FA_CLASS >> 8) && !((entrytype == (FUNCKEYS >> 8) || entrytype == (PADKEYS >> 8)) && kbdd->kbdd_translate == TR_EVENT)) { if (k->k_rptkey != keycode) { kbdcancelrpt(kbdd); kbdd->kbdd_rptid = qtimeout(q, kbdrpt, kbdd, kbd_repeatdelay); k->k_rptkey = keycode; } } else if (key == KEYOF(k->k_rptkey)) /* key going up */ kbdcancelrpt(kbdd); if ((newstate == RELEASED) && (kbdd->kbdd_translate == TR_EVENT)) kbdkeyreleased(kbdd, key); /* * We assume here that keys other than shift keys and bucky keys have * entries in the "up" table that cause nothing to be done, and thus we * don't have to check for newstate == RELEASED. */ switch (entrytype) { case 0x0: /* regular key */ switch (kbdd->kbdd_translate) { case TR_EVENT: fe.id = entry | k->k_buckybits; fe.value = 1; kbdkeypressed(kbdd, key, &fe, entry); break; case TR_ASCII: kbdputcode(entry | k->k_buckybits, q); break; } break; case SHIFTKEYS >> 8: { uint_t shiftbit = 1 << (entry & 0x0F); /* Modify toggle state (see toggle processing above) */ if (shiftbit & k->k_curkeyboard->k_toggleshifts) { if (newstate == RELEASED) { if (shiftbit == CAPSMASK) { kbdd->led_state &= ~LED_CAPS_LOCK; kbdsetled(kbdd); } else if (shiftbit == NUMLOCKMASK) { kbdd->led_state &= ~LED_NUM_LOCK; kbdsetled(kbdd); } k->k_togglemask &= ~shiftbit; } else { if (shiftbit == CAPSMASK) { kbdd->led_state |= LED_CAPS_LOCK; kbdsetled(kbdd); } else if (shiftbit == NUMLOCKMASK) { kbdd->led_state |= LED_NUM_LOCK; kbdsetled(kbdd); } k->k_togglemask |= shiftbit; } } if (newstate == RELEASED) k->k_shiftmask &= ~shiftbit; else k->k_shiftmask |= shiftbit; if (kbdd->kbdd_translate == TR_EVENT && newstate == PRESSED) { /* * Relying on ordinal correspondence between * vuid_event.h SHIFT_CAPSLOCK-SHIFT_RIGHTCTRL & * kbd.h CAPSLOCK-RIGHTCTRL in order to * correctly translate entry into fe.id. */ fe.id = SHIFT_CAPSLOCK + (entry & 0x0F); fe.value = 1; kbdkeypressed(kbdd, key, &fe, fe.id); } break; } case BUCKYBITS >> 8: k->k_buckybits ^= 1 << (7 + (entry & 0x0F)); if (kbdd->kbdd_translate == TR_EVENT && newstate == PRESSED) { /* * Relying on ordinal correspondence between * vuid_event.h SHIFT_META-SHIFT_TOP & * kbd.h METABIT-SYSTEMBIT in order to * correctly translate entry into fe.id. */ fe.id = SHIFT_META + (entry & 0x0F); fe.value = 1; kbdkeypressed(kbdd, key, &fe, fe.id); } break; case FUNNY >> 8: switch (entry) { case NOP: break; case IDLE: /* Fall thru into RESET code */ /* FALLTHRU */ case RESET: gotreset: k->k_shiftmask &= k->k_curkeyboard->k_idleshifts; k->k_shiftmask |= k->k_togglemask; k->k_buckybits &= k->k_curkeyboard->k_idlebuckys; kbdcancelrpt(kbdd); kbdreleaseall(kbdd); break; case ERROR: cmn_err(CE_WARN, "kbd: Error detected"); goto gotreset; case COMPOSE: k->k_state = COMPOSE1; kbdd->led_state |= LED_COMPOSE; kbdsetled(kbdd); break; /* * Remember when adding new entries that, * if they should NOT auto-repeat, * they should be put into the IF statement * just above this switch block. */ default: goto badentry; } break; case FA_CLASS >> 8: if (k->k_state == NORMAL) { kbdd->fltaccent_entry = entry; k->k_state = FLTACCENT; } return; case STRING >> 8: cp = &keystringtab[entry & 0x0F][0]; while (*cp != '\0') { switch (kbdd->kbdd_translate) { case TR_EVENT: kbd_send_esc_event(*cp, kbdd); break; case TR_ASCII: kbdputcode((uchar_t)*cp, q); break; } cp++; } break; case FUNCKEYS >> 8: switch (kbdd->kbdd_translate) { case TR_ASCII: bufp = buf; cp = strsetwithdecimal(bufp + 2, (uint_t)((entry & 0x003F) + 192), sizeof (buf) - 5); *bufp++ = '\033'; /* Escape */ *bufp++ = '['; while (*cp != '\0') *bufp++ = *cp++; *bufp++ = 'z'; *bufp = '\0'; kbdputbuf(buf, q); break; case TR_EVENT: /* * Take advantage of the similar * ordering of kbd.h function keys and * vuid_event.h function keys to do a * simple translation to achieve a * mapping between the 2 different * address spaces. */ fe.id = (entry & 0x003F) + KEY_LEFTFIRST; fe.value = 1; /* * Assume "up" table only generates * shift changes. */ kbdkeypressed(kbdd, key, &fe, fe.id); /* * Function key events can be expanded * by terminal emulator software to * produce the standard escape sequence * generated by the TR_ASCII case above * if a function key event is not used * by terminal emulator software * directly. */ break; } break; /* * Remember when adding new entries that, * if they should NOT auto-repeat, * they should be put into the IF statement * just above this switch block. */ case PADKEYS >> 8: switch (kbdd->kbdd_translate) { case TR_ASCII: kbdputcode(kb_numlock_table[entry&0x1F], q); break; case TR_EVENT: /* * Take advantage of the similar * ordering of kbd.h keypad keys and * vuid_event.h keypad keys to do a * simple translation to achieve a * mapping between the 2 different * address spaces. */ fe.id = (entry & 0x001F) + VKEY_FIRSTPAD; fe.value = 1; /* * Assume "up" table only generates * shift changes. */ kbdkeypressed(kbdd, key, &fe, fe.id); /* * Keypad key events can be expanded * by terminal emulator software to * produce the standard ascii character * generated by the TR_ASCII case above * if a keypad key event is not used * by terminal emulator software * directly. */ break; } badentry: break; } } static int kbd_do_compose(ushort_t first_entry, ushort_t second_entry, ushort_t *result_iso_ptr) { struct compose_sequence_t *ptr; ptr = &kb_compose_table[kb_compose_map[first_entry]]; while (ptr->first == first_entry) { if (ptr->second == second_entry) { *result_iso_ptr = ptr->iso; return (1); } ptr++; } return (0); } static void kbd_send_esc_event(char c, register struct kbddata *kbdd) { Firm_event fe; fe.id = c; fe.value = 1; fe.pair_type = FE_PAIR_NONE; fe.pair = 0; /* * Pretend as if each cp pushed and released * Calling kbdqueueevent avoids addr translation * and pair base determination of kbdkeypressed. */ kbdqueueevent(kbdd, &fe); fe.value = 0; kbdqueueevent(kbdd, &fe); } char * strsetwithdecimal(char *buf, uint_t val, uint_t maxdigs) { int hradix = 5; char *bp; int lowbit; char *tab = "0123456789abcdef"; bp = buf + maxdigs; *(--bp) = '\0'; while (val) { lowbit = val & 1; val = (val >> 1); *(--bp) = tab[val % hradix * 2 + lowbit]; val /= hradix; } return (bp); } static void kbdkeypressed(struct kbddata *kbdd, uchar_t key_station, Firm_event *fe, ushort_t base) { register struct keyboardstate *k; register short id_addr; /* Set pair values */ if (fe->id < (ushort_t)VKEY_FIRST) { /* * If CTRLed, find the ID that would have been used had it * not been CTRLed. */ k = &kbdd->kbdd_state; if (k->k_shiftmask & (CTRLMASK | CTLSMASK)) { struct keymap *km; km = settable(kbdd, k->k_shiftmask & ~(CTRLMASK | CTLSMASK | UPMASK)); if (km == NULL) return; base = km->keymap[key_station]; } if (base != fe->id) { fe->pair_type = FE_PAIR_SET; fe->pair = base; goto send; } } fe->pair_type = FE_PAIR_NONE; fe->pair = 0; send: /* Adjust event id address for multiple keyboard/workstation support */ switch (vuid_id_addr(fe->id)) { case ASCII_FIRST: id_addr = kbdd->kbdd_ascii_addr; break; case TOP_FIRST: id_addr = kbdd->kbdd_top_addr; break; case VKEY_FIRST: id_addr = kbdd->kbdd_vkey_addr; break; default: id_addr = vuid_id_addr(fe->id); } fe->id = vuid_id_offset(fe->id) | id_addr; kbdqueuepress(kbdd, key_station, fe); } static void kbdqueuepress(struct kbddata *kbdd, uchar_t key_station, Firm_event *fe) { register struct key_event *ke, *ke_free; register int i; if (key_station == IDLEKEY) return; #ifdef KBD_DEBUG if (kbd_input_debug) printf("KBD PRESSED key=%d\n", key_station); #endif ke_free = 0; /* Scan table of down key stations */ if (kbdd->kbdd_translate == TR_EVENT || kbdd->kbdd_translate == TR_UNTRANS_EVENT) { for (i = 0, ke = kbdd->kbdd_downs; i < kbdd->kbdd_downs_entries; i++, ke++) { /* Keycode already down? */ if (ke->key_station == key_station) { #ifdef KBD_DEBUG printf("kbd: Double entry in downs table (%d,%d)!\n", key_station, i); #endif goto add_event; } if (ke->key_station == 0) ke_free = ke; } if (ke_free) { ke = ke_free; goto add_event; } cmn_err(CE_WARN, "kbd: Too many keys down!"); ke = kbdd->kbdd_downs; } add_event: ke->key_station = key_station; ke->event = *fe; kbdqueueevent(kbdd, fe); } static void kbdkeyreleased(register struct kbddata *kbdd, uchar_t key_station) { register struct key_event *ke; register int i; if (key_station == IDLEKEY) return; #ifdef KBD_DEBUG if (kbd_input_debug) printf("KBD RELEASE key=%d\n", key_station); #endif if (kbdd->kbdd_translate != TR_EVENT && kbdd->kbdd_translate != TR_UNTRANS_EVENT) return; /* Scan table of down key stations */ for (i = 0, ke = kbdd->kbdd_downs; i < kbdd->kbdd_downs_entries; i++, ke++) { /* Found? */ if (ke->key_station == key_station) { ke->key_station = 0; ke->event.value = 0; kbdqueueevent(kbdd, &ke->event); } } /* * Ignore if couldn't find because may be called twice * for the same key station in the case of the kbdrpt * routine being called unnecessarily. */ } static void kbdreleaseall(struct kbddata *kbdd) { register struct key_event *ke; register int i; #ifdef KBD_DEBUG if (kbd_debug && kbd_ra_debug) printf("KBD RELEASE ALL\n"); #endif /* Scan table of down key stations */ for (i = 0, ke = kbdd->kbdd_downs; i < kbdd->kbdd_downs_entries; i++, ke++) { /* Key station not zero */ if (ke->key_station) kbdkeyreleased(kbdd, ke->key_station); /* kbdkeyreleased resets kbdd_downs entry */ } } /* * Pass a keycode up the stream, if you can, otherwise throw it away. */ static void kbdputcode(uint_t code, queue_t *q) { register mblk_t *bp; if (!canput(q)) cmn_err(CE_WARN, "kbdputcode: Can't put block for keycode"); else { if ((bp = allocb(sizeof (uint_t), BPRI_HI)) == NULL) cmn_err(CE_WARN, "kbdputcode: Can't allocate block for keycode"); else { *bp->b_wptr++ = code; putnext(q, bp); } } } /* * Pass generated keycode sequence to upstream, if possible. */ static void kbdputbuf(char *buf, queue_t *q) { register mblk_t *bp; if (!canput(q)) cmn_err(CE_WARN, "kbdputbuf: Can't put block for keycode"); else { if ((bp = allocb((int)strlen(buf), BPRI_HI)) == NULL) cmn_err(CE_WARN, "kbdputbuf: Can't allocate block for keycode"); else { while (*buf) { *bp->b_wptr++ = *buf; buf++; } putnext(q, bp); } } } /* * Pass a VUID "firm event" up the stream, if you can. */ static void kbdqueueevent(struct kbddata *kbdd, Firm_event *fe) { register queue_t *q; register mblk_t *bp; if ((q = kbdd->kbdd_readq) == NULL) return; if (!canput(q)) { if (kbd_overflow_msg) cmn_err(CE_WARN, "kbd: Buffer flushed when overflowed"); kbdflush(kbdd); kbd_overflow_cnt++; } else { if ((bp = allocb(sizeof (Firm_event), BPRI_HI)) == NULL) cmn_err(CE_WARN, "kbdqueueevent: Can't allocate block for event"); else { #if 1 /* XX64 */ struct timeval now; /* * XX64: This is something of a compromise. It * seems justifiable based on the usage of these * timestamps as an ordering relation as opposed * to a strict timing thing. * * But should we restore Firm_event's time stamp * to be a timeval, and send 32-bit and 64-bit * events up the pipe? */ uniqtime(&now); TIMEVAL_TO_TIMEVAL32(&fe->time, &now); #else uniqtime(&fe->time); #endif *(Firm_event *)bp->b_wptr = *fe; bp->b_wptr += sizeof (Firm_event); putnext(q, bp); } } }