| sio.c (25026) | sio.c (25195) |
|---|---|
| 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 --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * from: @(#)com.c 7.5 (Berkeley) 5/16/91 | 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 --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * from: @(#)com.c 7.5 (Berkeley) 5/16/91 |
| 34 * $Id: sio.c,v 1.21 1997/04/05 15:04:32 kato Exp $ | 34 * $Id: sio.c,v 1.22 1997/04/19 14:54:32 kato Exp $ |
| 35 */ 36 37#include "opt_comconsole.h" 38#include "opt_ddb.h" 39#include "opt_sio.h" | 35 */ 36 37#include "opt_comconsole.h" 38#include "opt_ddb.h" 39#include "opt_sio.h" |
| 40#include "opt_smp.h" |
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| 40#include "sio.h" 41 42/* 43 * Serial driver, based on 386BSD-0.1 com driver. 44 * Mostly rewritten to use pseudo-DMA. 45 * Works for National Semiconductor NS8250-NS16550AF UARTs. 46 * COM driver, based on HP dca driver. 47 * --- 107 unchanged lines hidden (view full) --- 155 156#include "crd.h" 157#if NCRD > 0 158#include <pccard/card.h> 159#include <pccard/driver.h> 160#include <pccard/slot.h> 161#endif 162 | 41#include "sio.h" 42 43/* 44 * Serial driver, based on 386BSD-0.1 com driver. 45 * Mostly rewritten to use pseudo-DMA. 46 * Works for National Semiconductor NS8250-NS16550AF UARTs. 47 * COM driver, based on HP dca driver. 48 * --- 107 unchanged lines hidden (view full) --- 156 157#include "crd.h" 158#if NCRD > 0 159#include <pccard/card.h> 160#include <pccard/driver.h> 161#include <pccard/slot.h> 162#endif 163 |
| 164#if defined(APIC_IO) 165/* 166 * INTs are masked in the (global) IO APIC, 167 * but the IRR register is in each LOCAL APIC, 168 * so we HAVE to unmask the INT to be able to "see INT pending" 169 * BUT how do we clear them??? 170 */ 171#define isa_irq_pending icu_irq_pending 172#endif /* APIC_IO */ 173 |
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| 163#define LOTS_OF_EVENTS 64 /* helps separate urgent events from input */ 164#define RB_I_HIGH_WATER (TTYHOG - 2 * RS_IBUFSIZE) 165#define RS_IBUFSIZE 256 166 167#define CALLOUT_MASK 0x80 168#define CONTROL_MASK 0x60 169#define CONTROL_INIT_STATE 0x20 170#define CONTROL_LOCK_STATE 0x40 --- 3819 unchanged lines hidden --- | 174#define LOTS_OF_EVENTS 64 /* helps separate urgent events from input */ 175#define RB_I_HIGH_WATER (TTYHOG - 2 * RS_IBUFSIZE) 176#define RS_IBUFSIZE 256 177 178#define CALLOUT_MASK 0x80 179#define CONTROL_MASK 0x60 180#define CONTROL_INIT_STATE 0x20 181#define CONTROL_LOCK_STATE 0x40 --- 3819 unchanged lines hidden --- |