The spigot driver uses the old COMPAT_ISA interface. Retire it since
that's going away soon. Should someone reimplement it using modern APIs and can test the driver, it can return.
This commit is contained in:
Warner Losh
parent
41f6b59381
commit
1cf01aa3f4
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=126984
@ -284,7 +284,6 @@ i386/isa/pcvt/pcvt_vtf.c optional vt
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i386/isa/pmtimer.c optional pmtimer
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i386/isa/prof_machdep.c optional profiling-routine
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i386/isa/spic.c optional spic
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i386/isa/spigot.c count spigot
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i386/isa/spkr.c optional speaker
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i386/isa/vesa.c optional vga vesa
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i386/linux/imgact_linux.c optional compat_linux
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@ -625,7 +625,6 @@ options SAFE_RNDTEST # enable rndtest support
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#
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# apm: Laptop Advanced Power Management (experimental)
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# pmtimer: Timer device driver for power management events (APM or ACPI)
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# spigot: The Creative Labs Video Spigot video-acquisition board
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# cy: Cyclades serial driver
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# digi: Digiboard driver
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# gsc: Genius GS-4500 hand scanner.
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@ -635,17 +634,6 @@ options SAFE_RNDTEST # enable rndtest support
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# The flags takes the following meaning for apm0:
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# 0x0020 Statclock is broken.
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# Notes on the spigot:
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# The video spigot is at 0xad6. This port address can not be changed.
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# The irq values may only be 10, 11, or 15
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# I/O memory is an 8kb region. Possible values are:
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# 0a0000, 0a2000, ..., 0fffff, f00000, f02000, ..., ffffff
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# The start address must be on an even boundary.
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# Add the following option if you want to allow non-root users to be able
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# to access the spigot. This option is not secure because it allows users
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# direct access to the I/O page.
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# options SPIGOT_UNSECURE
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# Notes on the Specialix SI/XIO driver:
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# The host card is memory, not IO mapped.
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# The Rev 1 host cards use a 64K chunk, on a 32K boundary.
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@ -664,11 +652,6 @@ options SAFE_RNDTEST # enable rndtest support
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# is the only thing truly supported, but apparently a fair percentage
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# of the Vaio extra features are controlled by this device.
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device spigot 1
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hint.spigot.0.at="isa"
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hint.spigot.0.port="0xad6"
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hint.spigot.0.irq="15"
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hint.spigot.0.maddr="0xee000"
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device apm
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hint.apm.0.flags="0x20"
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device pmtimer # Adjust system timer at wakeup time
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@ -1,97 +0,0 @@
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/*
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* Video spigot capture driver.
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*
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* Copyright (c) 1995, Jim Lowe. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer. 2.
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* Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* Version 1.2, Aug 30, 1995.
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* $FreeBSD$
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*/
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#ifndef _MACHINE_SPIGOT_H_
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#define _MACHINE_SPIGOT_H_
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#include <sys/ioccom.h>
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struct spigot_info {
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unsigned long maddr;
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unsigned short irq;
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};
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/*
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* Get memory address.
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*/
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#define SPIGOT_GET_INFO _IOR('s', 4, struct spigot_info)
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/*
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* Set up a user interrupt.
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*/
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#define SPIGOT_SETINT _IOW('s', 5, int)
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/*
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* Allow/disallow access to the I/O Page.
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*/
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#define SPIGOT_IOPL_ON _IO ('s', 6)
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#define SPIGOT_IOPL_OFF _IO ('s', 7)
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#ifndef _KERNEL
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/*
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* Defines for spigot library.
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*/
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unsigned short * spigot_open(char *dev);
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void spigot_close(void);
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void spigot_set_capture_size(int width, int vtof);
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unsigned char spigot_start_xfer(int num_frames);
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void spigot_stop_xfer(void);
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unsigned char spigot_status(void);
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/*
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* Define the status bits.
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*/
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#define SPIGOT_COLOR 0x01 /* Color present (No color) */
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#define SPIGOT_60HZ 0x02 /* 60 hz input signal (50hz) */
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#define SPIGOT_NO_HORIZONTAL_LOCK 0x04 /* Horizontal lock present */
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#define SPIGOT_HPLL_LOCKED 0x08 /* HPLL locked (HPLL unlocked)*/
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#define SPIGOT_VCR_MODE 0x10 /* VCR mode (TV mode) */
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#define SPIGOT_VSYNC_PRESENT 0x20 /* Vsync present */
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/*
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* spigot_open() returns a data address pointing to the spigot data.
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* Each read from this address returns the next word. The ``dev'' passed
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* is usually "/dev/spigot". Data is described in the phillips desktop
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* video data handbook under the 7191 chip. Formats may be either
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* YUV 4:2:2 or YUV 4:1:1. A sample device driver for ``nv'' is included
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* with this code.
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*
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* spigot_close() cleans up and closes the device.
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*
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* spigot_set_capture_size() will set the capture window size. Width should be
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* one of: 80, 160, 240, 320, or 640 for NTSC or
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* 96, 192, 288, 384 for PAL.
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* vtof is the Vertical top of frame offset and must be between 0 and 15 lines.
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*
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* spigot_start_xfer() will start a transfer from the 7191 to the data fifo.
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* spigot_stop_xfer() will clear the data fifo and abort any transfers.
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*
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* spigot_status() will return the above status bits.
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*/
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#endif /* !_KERNEL */
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#endif /* !_MACHINE_SPIGOT_H_ */
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@ -1,287 +0,0 @@
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/*
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* Video spigot capture driver.
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*
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* Copyright (c) 1995, Jim Lowe. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer. 2.
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* Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This is the minimum driver code required to make a spigot work.
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* Unfortunatly, I can't include a real driver since the information
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* on the spigot is under non-disclosure. You can pick up a library
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* that will work with this driver from
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* ftp://ftp.cs.uwm.edu/pub/FreeBSD-UWM. The library contains the
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* source that I can release as well as several object modules and
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* functions that allows one to read spigot data. See the code for
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* spigot_grab.c that is included with the library data.
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*
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* The vendor will not allow me to release the spigot library code.
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* Please don't ask me for it.
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*
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* To use this driver you will need the spigot library. The library is
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* available from:
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*
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* ftp.cs.uwm.edu://pub/FreeBSD-UWM/spigot/spigot.tar.gz
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*
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* Version 1.7, December 1995.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "spigot.h"
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#if NSPIGOT > 1
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error "Can only have 1 spigot configured."
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#endif
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#include "opt_spigot.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/bus.h>
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#include <sys/conf.h>
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#include <sys/kernel.h>
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#include <sys/lock.h>
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#include <sys/mman.h>
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#include <sys/mutex.h>
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#include <sys/proc.h>
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#include <sys/signalvar.h>
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#include <machine/frame.h>
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#include <machine/md_var.h>
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#include <machine/spigot.h>
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#include <machine/psl.h>
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#include <i386/isa/isa_device.h>
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static struct spigot_softc {
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u_long flags;
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u_long maddr;
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struct proc *p;
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u_long signal_num;
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u_short irq;
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} spigot_softc[NSPIGOT];
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/* flags in softc */
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#define OPEN 0x01
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#define ALIVE 0x02
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#define UNIT(dev) minor(dev)
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static int spigot_probe(struct isa_device *id);
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static int spigot_attach(struct isa_device *id);
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struct isa_driver spigotdriver = {
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INTR_TYPE_MISC,
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spigot_probe,
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spigot_attach,
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"spigot"
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};
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COMPAT_ISA_DRIVER(spigot, spigotdriver);
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static d_open_t spigot_open;
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static d_close_t spigot_close;
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static d_read_t spigot_read;
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static d_write_t spigot_write;
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static d_ioctl_t spigot_ioctl;
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static d_mmap_t spigot_mmap;
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static struct cdevsw spigot_cdevsw = {
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.d_version = D_VERSION,
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.d_flags = D_NEEDGIANT,
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.d_open = spigot_open,
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.d_close = spigot_close,
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.d_read = spigot_read,
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.d_write = spigot_write,
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.d_ioctl = spigot_ioctl,
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.d_mmap = spigot_mmap,
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.d_name = "spigot",
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};
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static ointhand2_t spigintr;
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static int
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spigot_probe(struct isa_device *devp)
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{
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int status;
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struct spigot_softc *ss=(struct spigot_softc *)&spigot_softc[devp->id_unit];
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ss->flags = 0;
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ss->maddr = 0;
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ss->irq = 0;
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if(devp->id_iobase != 0xad6 || inb(0xad9) == 0xff)
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status = 0; /* not found */
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else {
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status = 1; /* found */
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ss->flags |= ALIVE;
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}
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return(status);
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}
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static int
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spigot_attach(struct isa_device *devp)
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{
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int unit;
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struct spigot_softc *ss= &spigot_softc[unit = devp->id_unit];
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devp->id_ointr = spigintr;
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ss->maddr = kvtop(devp->id_maddr);
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ss->irq = devp->id_irq;
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make_dev(&spigot_cdevsw, unit, 0, 0, 0644, "spigot%d", unit);
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return 1;
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}
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static int
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spigot_open(dev_t dev, int flags, int fmt, struct thread *td)
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{
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int error;
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struct spigot_softc *ss = (struct spigot_softc *)&spigot_softc[UNIT(dev)];
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if((ss->flags & ALIVE) == 0)
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return ENXIO;
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if(ss->flags & OPEN)
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return EBUSY;
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#if !defined(SPIGOT_UNSECURE)
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/*
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* Don't allow open() unless the process has sufficient privileges,
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* since mapping the i/o page and granting i/o privilege would
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* require sufficient privilege soon and nothing much can be done
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* without them.
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*/
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error = suser(td);
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if (error != 0)
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return error;
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error = securelevel_gt(td->td_ucred, 0);
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if (error != 0)
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return error;
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#endif
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ss->flags |= OPEN;
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ss->p = 0;
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ss->signal_num = 0;
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return 0;
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}
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static int
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spigot_close(dev_t dev, int flags, int fmt, struct thread *td)
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{
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struct spigot_softc *ss = (struct spigot_softc *)&spigot_softc[UNIT(dev)];
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ss->flags &= ~OPEN;
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ss->p = 0;
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ss->signal_num = 0;
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outb(0xad6, 0);
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return 0;
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}
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static int
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spigot_write(dev_t dev, struct uio *uio, int ioflag)
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{
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return ENXIO;
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}
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static int
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spigot_read(dev_t dev, struct uio *uio, int ioflag)
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{
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return ENXIO;
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}
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static int
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spigot_ioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td)
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{
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int error;
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struct spigot_softc *ss = (struct spigot_softc *)&spigot_softc[UNIT(dev)];
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struct spigot_info *info;
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if(!data) return(EINVAL);
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switch(cmd){
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case SPIGOT_SETINT:
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if (*(int *)data < 0 || *(int *)data > _SIG_MAXSIG)
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return EINVAL;
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ss->p = td->td_proc;
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ss->signal_num = *((int *)data);
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break;
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case SPIGOT_IOPL_ON: /* allow access to the IO PAGE */
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#if !defined(SPIGOT_UNSECURE)
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error = suser(td);
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if (error != 0)
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return error;
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error = securelevel_gt(td->td_ucred, 0);
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if (error)
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return error;
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#endif
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td->td_frame->tf_eflags |= PSL_IOPL;
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break;
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case SPIGOT_IOPL_OFF: /* deny access to the IO PAGE */
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td->td_frame->tf_eflags &= ~PSL_IOPL;
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break;
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case SPIGOT_GET_INFO:
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info = (struct spigot_info *)data;
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info->maddr = ss->maddr;
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info->irq = ss->irq;
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break;
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default:
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return ENOTTY;
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}
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return 0;
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}
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/*
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* Interrupt procedure.
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* Just call a user level interrupt routine.
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*/
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static void
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spigintr(int unit)
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{
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struct spigot_softc *ss = (struct spigot_softc *)&spigot_softc[unit];
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if(ss->p && ss->signal_num) {
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PROC_LOCK(ss->p);
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psignal(ss->p, ss->signal_num);
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PROC_UNLOCK(ss->p);
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}
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}
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static int
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spigot_mmap(dev_t dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot)
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{
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struct spigot_softc *ss = (struct spigot_softc *)&spigot_softc[0];
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if(offset != 0) {
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printf("spigot mmap failed, offset = 0x%x != 0x0\n", offset);
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return -1;
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}
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if(nprot & PROT_EXEC)
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return -1;
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*paddr = ss->maddr;
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return 0;
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}
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