| sio.c (171380) | sio.c (172568) |
|---|---|
| 1/*- 2 * Copyright (c) 1991 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 12 unchanged lines hidden (view full) --- 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * | 1/*- 2 * Copyright (c) 1991 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 12 unchanged lines hidden (view full) --- 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * |
| 29 * $FreeBSD: head/sys/pc98/cbus/sio.c 171380 2007-07-11 22:25:38Z mjacob $ | 29 * $FreeBSD: head/sys/pc98/cbus/sio.c 172568 2007-10-12 06:03:46Z kevlo $ |
| 30 * from: @(#)com.c 7.5 (Berkeley) 5/16/91 31 * from: i386/isa sio.c,v 1.234 32 */ 33 34#include "opt_comconsole.h" 35#include "opt_compat.h" 36#include "opt_gdb.h" 37#include "opt_kdb.h" --- 1026 unchanged lines hidden (view full) --- 1064 divisor = siodivisor(rclk, SIO_TEST_SPEED); 1065 sio_setreg(com, com_dlbl, divisor & 0xff); 1066 sio_setreg(com, com_dlbh, divisor >> 8); 1067 sio_setreg(com, com_cfcr, CFCR_8BITS); 1068 DELAY((16 + 1) * 1000000 / (SIO_TEST_SPEED / 10)); 1069 } 1070 1071 /* | 30 * from: @(#)com.c 7.5 (Berkeley) 5/16/91 31 * from: i386/isa sio.c,v 1.234 32 */ 33 34#include "opt_comconsole.h" 35#include "opt_compat.h" 36#include "opt_gdb.h" 37#include "opt_kdb.h" --- 1026 unchanged lines hidden (view full) --- 1064 divisor = siodivisor(rclk, SIO_TEST_SPEED); 1065 sio_setreg(com, com_dlbl, divisor & 0xff); 1066 sio_setreg(com, com_dlbh, divisor >> 8); 1067 sio_setreg(com, com_cfcr, CFCR_8BITS); 1068 DELAY((16 + 1) * 1000000 / (SIO_TEST_SPEED / 10)); 1069 } 1070 1071 /* |
| 1072 * Enable the interrupt gate and disable device interupts. This | 1072 * Enable the interrupt gate and disable device interrupts. This |
| 1073 * should leave the device driving the interrupt line low and 1074 * guarantee an edge trigger if an interrupt can be generated. 1075 */ 1076/* EXTRA DELAY? */ 1077 sio_setreg(com, com_mcr, mcr_image); 1078 sio_setreg(com, com_ier, 0); 1079 DELAY(1000); /* XXX */ 1080 irqmap[0] = isa_irq_pending(); --- 3296 unchanged lines hidden --- | 1073 * should leave the device driving the interrupt line low and 1074 * guarantee an edge trigger if an interrupt can be generated. 1075 */ 1076/* EXTRA DELAY? */ 1077 sio_setreg(com, com_mcr, mcr_image); 1078 sio_setreg(com, com_ier, 0); 1079 DELAY(1000); /* XXX */ 1080 irqmap[0] = isa_irq_pending(); --- 3296 unchanged lines hidden --- |