diff options
Diffstat (limited to 'usr/contrib/freebsd/isa')
| -rw-r--r-- | usr/contrib/freebsd/isa/isareg.h | 70 | ||||
| -rw-r--r-- | usr/contrib/freebsd/isa/rtc.h | 125 |
2 files changed, 195 insertions, 0 deletions
diff --git a/usr/contrib/freebsd/isa/isareg.h b/usr/contrib/freebsd/isa/isareg.h new file mode 100644 index 0000000000..e83e34674f --- /dev/null +++ b/usr/contrib/freebsd/isa/isareg.h @@ -0,0 +1,70 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * from: @(#)isa.h 5.7 (Berkeley) 5/9/91 + * $FreeBSD: head/sys/isa/isareg.h 263379 2014-03-19 21:03:04Z imp $ + */ + +#ifdef PC98 +#error isareg.h is included from PC-9801 source +#endif + +#ifndef _ISA_ISA_H_ +#define _ISA_ISA_H_ + +/* + * ISA Bus conventions + */ + +/* + * Input / Output Port Assignments + */ +#ifndef IO_ISABEGIN +#define IO_ISABEGIN 0x000 /* 0x000 - Beginning of I/O Registers */ +#define IO_ICU1 0x020 /* 8259A Interrupt Controller #1 */ +#define IO_KBD 0x060 /* 8042 Keyboard */ +#define IO_RTC 0x070 /* RTC */ +#define IO_ICU2 0x0A0 /* 8259A Interrupt Controller #2 */ + +#define IO_MDA 0x3B0 /* Monochome Adapter */ +#define IO_VGA 0x3C0 /* E/VGA Ports */ +#define IO_CGA 0x3D0 /* CGA Ports */ + +#endif /* !IO_ISABEGIN */ + +/* + * Input / Output Port Sizes + */ +#define IO_CGASIZE 12 /* CGA controllers */ +#define IO_MDASIZE 12 /* Monochrome display controllers */ +#define IO_VGASIZE 16 /* VGA controllers */ + +#endif /* !_ISA_ISA_H_ */ diff --git a/usr/contrib/freebsd/isa/rtc.h b/usr/contrib/freebsd/isa/rtc.h new file mode 100644 index 0000000000..bb964ddf6a --- /dev/null +++ b/usr/contrib/freebsd/isa/rtc.h @@ -0,0 +1,125 @@ +/*- + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * from: @(#)rtc.h 7.1 (Berkeley) 5/12/91 + * $FreeBSD$ + */ + +#ifndef _I386_ISA_RTC_H_ +#define _I386_ISA_RTC_H_ 1 + +/* + * MC146818 RTC Register locations + */ + +#define RTC_SEC 0x00 /* seconds */ +#define RTC_SECALRM 0x01 /* seconds alarm */ +#define RTC_MIN 0x02 /* minutes */ +#define RTC_MINALRM 0x03 /* minutes alarm */ +#define RTC_HRS 0x04 /* hours */ +#define RTC_HRSALRM 0x05 /* hours alarm */ +#define RTC_WDAY 0x06 /* week day */ +#define RTC_DAY 0x07 /* day of month */ +#define RTC_MONTH 0x08 /* month of year */ +#define RTC_YEAR 0x09 /* month of year */ + +#define RTC_STATUSA 0x0a /* status register A */ +#define RTCSA_TUP 0x80 /* time update, don't look now */ +#define RTCSA_RESET 0x70 /* reset divider */ +#define RTCSA_DIVIDER 0x20 /* divider correct for 32768 Hz */ +#define RTCSA_8192 0x03 /* 8192 Hz interrupt */ +#define RTCSA_4096 0x04 +#define RTCSA_2048 0x05 +#define RTCSA_1024 0x06 /* default for profiling */ +#define RTCSA_PROF RTCSA_1024 +#define RTC_PROFRATE 1024 +#define RTCSA_512 0x07 +#define RTCSA_256 0x08 +#define RTCSA_128 0x09 +#define RTCSA_NOPROF RTCSA_128 +#define RTC_NOPROFRATE 128 +#define RTCSA_64 0x0a +#define RTCSA_32 0x0b /* 32 Hz interrupt */ + +#define RTC_STATUSB 0x0b /* status register B */ +#define RTCSB_DST 0x01 /* USA Daylight Savings Time enable */ +#define RTCSB_24HR 0x02 /* 0 = 12 hours, 1 = 24 hours */ +#define RTCSB_BCD 0x04 /* 0 = BCD, 1 = Binary coded time */ +#define RTCSB_SQWE 0x08 /* 1 = output sqare wave at SQW pin */ +#define RTCSB_UINTR 0x10 /* 1 = enable update-ended interrupt */ +#define RTCSB_AINTR 0x20 /* 1 = enable alarm interrupt */ +#define RTCSB_PINTR 0x40 /* 1 = enable periodic clock interrupt */ +#define RTCSB_HALT 0x80 /* stop clock updates */ + +#define RTC_INTR 0x0c /* status register C (R) interrupt source */ +#define RTCIR_UPDATE 0x10 /* update intr */ +#define RTCIR_ALARM 0x20 /* alarm intr */ +#define RTCIR_PERIOD 0x40 /* periodic intr */ +#define RTCIR_INT 0x80 /* interrupt output signal */ + +#define RTC_STATUSD 0x0d /* status register D (R) Lost Power */ +#define RTCSD_PWR 0x80 /* clock power OK */ + +#define RTC_DIAG 0x0e /* status register E - bios diagnostic */ +#define RTCDG_BITS "\020\010clock_battery\007ROM_cksum\006config_unit\005memory_size\004fixed_disk\003invalid_time" + +#define RTC_RESET 0x0f /* status register F - reset code byte */ +#define RTCRS_RST 0x00 /* normal reset */ +#define RTCRS_LOAD 0x04 /* load system */ + +#define RTC_FDISKETTE 0x10 /* diskette drive type in upper/lower nibble */ +#define RTCFDT_NONE 0 /* none present */ +#define RTCFDT_360K 0x10 /* 360K */ +#define RTCFDT_12M 0x20 /* 1.2M */ +#define RTCFDT_720K 0x30 /* 720K */ +#define RTCFDT_144M 0x40 /* 1.44M */ +#define RTCFDT_288M_1 0x50 /* 2.88M, some BIOSes */ +#define RTCFDT_288M 0x60 /* 2.88M */ + +#define RTC_BASELO 0x15 /* low byte of basemem size */ +#define RTC_BASEHI 0x16 /* high byte of basemem size */ +#define RTC_EXTLO 0x17 /* low byte of extended mem size */ +#define RTC_EXTHI 0x18 /* low byte of extended mem size */ + +#define RTC_CENTURY 0x32 /* current century */ + +#ifdef __FreeBSD__ +#ifdef _KERNEL +extern struct mtx clock_lock; +extern int atrtcclock_disable; +int rtcin(int reg); +void atrtc_restore(void); +void writertc(int reg, u_char val); +void atrtc_set(struct timespec *ts); +#endif +#endif + +#endif /* _I386_ISA_RTC_H_ */ |