diff options
Diffstat (limited to 'i386/i386at/kd_mouse.c')
| -rw-r--r-- | i386/i386at/kd_mouse.c | 64 |
1 files changed, 32 insertions, 32 deletions
diff --git a/i386/i386at/kd_mouse.c b/i386/i386at/kd_mouse.c index 28114d4..0c104d3 100644 --- a/i386/i386at/kd_mouse.c +++ b/i386/i386at/kd_mouse.c @@ -1,25 +1,25 @@ -/* +/* * Mach Operating System * Copyright (c) 1991,1990,1989 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. */ @@ -69,7 +69,7 @@ WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. #ifdef MACH_KERNEL #include <device/errno.h> #include <device/io_req.h> -#else MACH_KERNEL +#else /* MACH_KERNEL */ #include <sys/file.h> #include <sys/errno.h> #include <kern/thread.h> @@ -78,7 +78,7 @@ WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. #include <sys/kernel.h> #include <sys/ioctl.h> #include <sys/tty.h> -#endif MACH_KERNEL +#endif /* MACH_KERNEL */ #include <i386/ipl.h> #include <chips/busses.h> #include <i386at/kd.h> @@ -94,18 +94,18 @@ kd_event_queue mouse_queue; /* queue of mouse events */ boolean_t mouse_in_use = FALSE; #ifdef MACH_KERNEL queue_head_t mouse_read_queue = { &mouse_read_queue, &mouse_read_queue }; -#else MACH_KERNEL +#else /* MACH_KERNEL */ struct proc *mouse_sel = 0; /* selecting process, if any */ short mousepgrp = 0; /* process group leader when dev is open */ -#endif MACH_KERNEL +#endif /* MACH_KERNEL */ #ifdef MACH_KERNEL -#else MACH_KERNEL +#else /* MACH_KERNEL */ int mouseflag = 0; #define MOUSE_COLL 1 /* select collision */ #define MOUSE_ASYNC 2 /* user wants asynch notification */ #define MOUSE_NBIO 4 /* user wants non-blocking I/O */ -#endif MACH_KERNEL +#endif /* MACH_KERNEL */ /* * The state of the 3 buttons is encoded in the low-order 3 bits (both @@ -168,19 +168,19 @@ mouseopen(dev, flags) int flags; { #ifdef MACH_KERNEL -#else MACH_KERNEL +#else /* MACH_KERNEL */ if (flags & FWRITE) return(ENODEV); -#endif MACH_KERNEL +#endif /* MACH_KERNEL */ if (mouse_in_use) return(EBUSY); mouse_in_use = TRUE; /* locking? */ kdq_reset(&mouse_queue); lastbuttons = MOUSE_ALL_UP; #ifdef MACH_KERNEL -#else MACH_KERNEL +#else /* MACH_KERNEL */ mousepgrp = u.u_procp->p_pgrp; -#endif MACH_KERNEL +#endif /* MACH_KERNEL */ switch (mouse_type = ((minor(dev) & 0xf8) >> 3)) { case MICROSOFT_MOUSE7: @@ -203,7 +203,7 @@ mouseopen(dev, flags) init_mouse_hw(dev&7, LC7); track_man[0] = comgetc(dev&7); track_man[1] = comgetc(dev&7); - if (track_man[0] != 0x4d && + if (track_man[0] != 0x4d && track_man[1] != 0x33) { printf("LOGITECH_TRACKMAN: NOT M3"); } @@ -252,7 +252,7 @@ kd_mouse_open(dev, mouse_pic) } /* - * mouseclose - Disable interrupts on the serial port, reset driver flags, + * mouseclose - Disable interrupts on the serial port, reset driver flags, * and restore the serial port interrupt vector. */ mouseclose(dev, flags) @@ -277,11 +277,11 @@ mouseclose(dev, flags) kdq_reset(&mouse_queue); /* paranoia */ mouse_in_use = FALSE; #ifdef MACH_KERNEL -#else MACH_KERNEL +#else /* MACH_KERNEL */ mousepgrp = 0; mouseflag = 0; mouse_sel = 0; -#endif MACH_KERNEL +#endif /* MACH_KERNEL */ } /*ARGSUSED*/ @@ -334,7 +334,7 @@ io_return_t mousegetstat(dev, flavor, data, count) return D_SUCCESS; } -#else MACH_KERNEL +#else /* MACH_KERNEL */ /* * mouseioctl - handling for asynch & non-blocking I/O. */ @@ -391,11 +391,11 @@ mouseselect(dev, rw) else mouse_sel = (struct proc *)current_thread(); /* eeeyuck */ - + splx(s); return(0); } -#endif MACH_KERNEL +#endif /* MACH_KERNEL */ /* * mouseread - dequeue and return any queued events. @@ -472,7 +472,7 @@ boolean_t mouse_read_done(ior) return (TRUE); } -#else MACH_KERNEL +#else /* MACH_KERNEL */ /*ARGSUSED*/ mouseread(dev, uio) dev_t dev; @@ -488,7 +488,7 @@ mouseread(dev, uio) if (mouseflag & MOUSE_NBIO) { err = EWOULDBLOCK; goto done; - } else + } else while (kdq_empty(&mouse_queue)) { splx(s); sleep((caddr_t)&mouse_queue, TTIPRI); @@ -509,7 +509,7 @@ done: splx(s); return(err); } -#endif MACH_KERNEL +#endif /* MACH_KERNEL */ /* @@ -547,7 +547,7 @@ mouseintr(unit) */ int show_mouse_byte = 0; /* - X down; middle down; middle up; X up 50 0 0; 50 0 0 22; 50 0 0 02; 40 0 0 + X down; middle down; middle up; X up 50 0 0; 50 0 0 22; 50 0 0 02; 40 0 0 X down; middle down; X up; middle up 50 0 0; 50 0 0 22; 40 0 0 22; 40 0 0 2 * * The trick here is that all the while the middle button is down you get 4 byte @@ -616,7 +616,7 @@ mouse_handle_byte(ch) mousebuf[mousebufindex++] = ch; if (mousebufindex < mousebufsize) return; - + /* got a packet */ mousebufindex = 0; @@ -752,9 +752,9 @@ int kd_mouse_read(void) #ifdef MACH_KERNEL assert_wait((event_t) &mouse_char, FALSE); thread_block((void (*)()) 0); -#else MACH_KERNEL +#else /* MACH_KERNEL */ sleep(&mouse_char, PZERO); -#endif MACH_KERNEL +#endif /* MACH_KERNEL */ } ch = mouse_char; @@ -910,7 +910,7 @@ mouse_enqueue(ev) while ((ior = (io_req_t)dequeue_head(&mouse_read_queue)) != 0) iodone(ior); } -#else MACH_KERNEL +#else /* MACH_KERNEL */ if (mouse_sel) { selwakeup(mouse_sel, mouseflag & MOUSE_COLL); mouse_sel = 0; @@ -919,5 +919,5 @@ mouse_enqueue(ev) if (mouseflag & MOUSE_ASYNC) gsignal(mousepgrp, SIGIO); wakeup((caddr_t)&mouse_queue); -#endif MACH_KERNEL +#endif /* MACH_KERNEL */ } |