comconsole.c (119482) | comconsole.c (120118) |
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1/*- 2 * Copyright (c) 1998 Michael Smith (msmith@freebsd.org) 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. --- 10 unchanged lines hidden (view full) --- 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 */ 25 26#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 1998 Michael Smith (msmith@freebsd.org) 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. --- 10 unchanged lines hidden (view full) --- 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 */ 25 26#include <sys/cdefs.h> |
27__FBSDID("$FreeBSD: head/sys/boot/i386/libi386/comconsole.c 119482 2003-08-25 23:28:32Z obrien $"); | 27__FBSDID("$FreeBSD: head/sys/boot/i386/libi386/comconsole.c 120118 2003-09-16 11:24:23Z bde $"); |
28 29#include <stand.h> 30#include <bootstrap.h> 31#include <machine/cpufunc.h> | 28 29#include <stand.h> 30#include <bootstrap.h> 31#include <machine/cpufunc.h> |
32#include <dev/ic/ns16550.h> |
|
32#include "libi386.h" 33 | 33#include "libi386.h" 34 |
34/* selected defines from ns16550.h */ 35#define com_data 0 /* data register (R/W) */ 36#define com_dlbl 0 /* divisor latch low (W) */ 37#define com_dlbh 1 /* divisor latch high (W) */ 38#define com_ier 1 /* interrupt enable (W) */ 39#define com_iir 2 /* interrupt identification (R) */ 40#define com_fifo 2 /* FIFO control (W) */ 41#define com_lctl 3 /* line control register (R/W) */ 42#define com_cfcr 3 /* line control register (R/W) */ 43#define com_mcr 4 /* modem control register (R/W) */ 44#define com_lsr 5 /* line status register (R/W) */ 45#define com_msr 6 /* modem status register (R/W) */ 46 47/* selected defines from sioreg.h */ 48#define CFCR_DLAB 0x80 49#define MCR_RTS 0x02 50#define MCR_DTR 0x01 51#define LSR_TXRDY 0x20 52#define LSR_RXRDY 0x01 53 | |
54#define COMC_FMT 0x3 /* 8N1 */ 55#define COMC_TXWAIT 0x40000 /* transmit timeout */ 56#define COMC_BPS(x) (115200 / (x)) /* speed to DLAB divisor */ 57 58#ifndef COMPORT 59#define COMPORT 0x3f8 60#endif 61#ifndef COMSPEED --- 72 unchanged lines hidden --- | 35#define COMC_FMT 0x3 /* 8N1 */ 36#define COMC_TXWAIT 0x40000 /* transmit timeout */ 37#define COMC_BPS(x) (115200 / (x)) /* speed to DLAB divisor */ 38 39#ifndef COMPORT 40#define COMPORT 0x3f8 41#endif 42#ifndef COMSPEED --- 72 unchanged lines hidden --- |