Copy the following files to new places, a subsequent commit would remove
them from the old place. This commit necessary so that the tree would not enter a broken state. sys/i386/isa/vesa.c -> dev/fb/vesa.c sys/i386/include/pc/vesa.h -> dev/fb/vesa.h sys/i386/isa/dpms.c -> dev/dpms/dpms.c
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sys/dev/dpms/dpms.c
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230
sys/dev/dpms/dpms.c
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/*-
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* Copyright (c) 2008 Yahoo!, Inc.
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* All rights reserved.
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* Written by: John Baldwin <jhb@FreeBSD.org>
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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
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the author nor the names of any co-contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER 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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/*
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* Copyright (c) 2004 Benjamin Close <Benjamin.Close@clearchain.com>
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* 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
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation 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
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER 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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/*
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* Support for managing the display via DPMS for suspend/resume.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/bus.h>
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#include <sys/kernel.h>
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#include <sys/libkern.h>
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#include <sys/module.h>
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#include <machine/vm86.h>
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/*
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* VESA DPMS States
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*/
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#define DPMS_ON 0x00
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#define DPMS_STANDBY 0x01
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#define DPMS_SUSPEND 0x02
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#define DPMS_OFF 0x04
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#define DPMS_REDUCEDON 0x08
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#define VBE_DPMS_FUNCTION 0x4F10
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#define VBE_DPMS_GET_SUPPORTED_STATES 0x00
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#define VBE_DPMS_GET_STATE 0x02
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#define VBE_DPMS_SET_STATE 0x01
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#define VBE_MAJORVERSION_MASK 0x0F
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#define VBE_MINORVERSION_MASK 0xF0
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struct dpms_softc {
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int dpms_supported_states;
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int dpms_initial_state;
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};
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static int dpms_attach(device_t);
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static int dpms_detach(device_t);
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static int dpms_get_supported_states(int *);
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static int dpms_get_current_state(int *);
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static void dpms_identify(driver_t *, device_t);
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static int dpms_probe(device_t);
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static int dpms_resume(device_t);
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static int dpms_set_state(int);
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static int dpms_suspend(device_t);
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static device_method_t dpms_methods[] = {
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DEVMETHOD(device_identify, dpms_identify),
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DEVMETHOD(device_probe, dpms_probe),
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DEVMETHOD(device_attach, dpms_attach),
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DEVMETHOD(device_detach, dpms_detach),
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DEVMETHOD(device_suspend, dpms_suspend),
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DEVMETHOD(device_resume, dpms_resume),
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{ 0, 0 }
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};
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static driver_t dpms_driver = {
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"dpms",
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dpms_methods,
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sizeof(struct dpms_softc),
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};
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static devclass_t dpms_devclass;
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DRIVER_MODULE(dpms, vgapci, dpms_driver, dpms_devclass, NULL, NULL);
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static void
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dpms_identify(driver_t *driver, device_t parent)
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{
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/*
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* XXX: The DPMS VBE only allows for manipulating a single
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* monitor, but we don't know which one. Just attach to the
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* first vgapci(4) device we encounter and hope it is the
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* right one.
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*/
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if (devclass_get_device(dpms_devclass, 0) == NULL)
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device_add_child(parent, "dpms", 0);
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}
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static int
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dpms_probe(device_t dev)
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{
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int error, states;
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error = dpms_get_supported_states(&states);
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if (error)
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return (error);
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device_set_desc(dev, "DPMS suspend/resume");
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device_quiet(dev);
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return (BUS_PROBE_DEFAULT);
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}
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static int
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dpms_attach(device_t dev)
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{
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struct dpms_softc *sc;
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int error;
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sc = device_get_softc(dev);
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error = dpms_get_supported_states(&sc->dpms_supported_states);
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if (error)
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return (error);
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error = dpms_get_current_state(&sc->dpms_initial_state);
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return (error);
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}
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static int
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dpms_detach(device_t dev)
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{
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return (0);
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}
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static int
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dpms_suspend(device_t dev)
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{
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dpms_set_state(DPMS_OFF);
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return (0);
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}
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static int
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dpms_resume(device_t dev)
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{
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struct dpms_softc *sc;
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sc = device_get_softc(dev);
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dpms_set_state(sc->dpms_initial_state);
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return (0);
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}
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static int
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dpms_call_bios(int subfunction, int *bh)
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{
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struct vm86frame vmf;
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int error;
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bzero(&vmf, sizeof(vmf));
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vmf.vmf_ax = VBE_DPMS_FUNCTION;
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vmf.vmf_bl = subfunction;
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vmf.vmf_bh = *bh;
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vmf.vmf_es = 0;
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vmf.vmf_di = 0;
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error = vm86_intcall(0x10, &vmf);
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if (error == 0 && (vmf.vmf_eax & 0xffff) != 0x004f)
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error = ENXIO;
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if (error == 0)
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*bh = vmf.vmf_bh;
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return (error);
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}
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static int
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dpms_get_supported_states(int *states)
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{
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*states = 0;
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return (dpms_call_bios(VBE_DPMS_GET_SUPPORTED_STATES, states));
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}
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static int
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dpms_get_current_state(int *state)
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{
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*state = 0;
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return (dpms_call_bios(VBE_DPMS_GET_STATE, state));
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}
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static int
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dpms_set_state(int state)
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{
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return (dpms_call_bios(VBE_DPMS_SET_STATE, &state));
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}
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1696
sys/dev/fb/vesa.c
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1696
sys/dev/fb/vesa.c
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File diff suppressed because it is too large
Load Diff
120
sys/dev/fb/vesa.h
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120
sys/dev/fb/vesa.h
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@ -0,0 +1,120 @@
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/*-
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* Copyright (c) 1998 Michael Smith and Kazutaka YOKOTA
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* 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
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer as
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* the first lines of this file unmodified.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _MACHINE_PC_VESA_H
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#define _MACHINE_PC_VESA_H
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struct vesa_info
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{
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/* mandatory fields */
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u_int8_t v_sig[4]; /* VESA */
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u_int16_t v_version; /* ver in BCD */
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u_int32_t v_oemstr; /* OEM string */
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u_int32_t v_flags; /* flags */
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#define V_DAC8 (1<<0)
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#define V_NONVGA (1<<1)
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#define V_SNOW (1<<2)
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u_int32_t v_modetable; /* modes */
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u_int16_t v_memsize; /* in 64K */
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/* 2.0 */
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u_int16_t v_revision; /* software rev */
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u_int32_t v_venderstr; /* vender */
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u_int32_t v_prodstr; /* product name */
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u_int32_t v_revstr; /* product rev */
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} __packed;
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struct vesa_mode
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{
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/* mandatory fields */
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u_int16_t v_modeattr;
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#define V_MODESUPP (1<<0) /* VESA mode attributes */
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#define V_MODEOPTINFO (1<<1)
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#define V_MODEBIOSOUT (1<<2)
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#define V_MODECOLOR (1<<3)
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#define V_MODEGRAPHICS (1<<4)
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#define V_MODENONVGA (1<<5)
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#define V_MODENONBANK (1<<6)
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#define V_MODELFB (1<<7)
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#define V_MODEVESA (1<<16) /* Private attributes */
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u_int8_t v_waattr;
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u_int8_t v_wbattr;
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#define V_WATTREXIST (1<<0)
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#define V_WATTRREAD (1<<1)
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#define V_WATTRWRITE (1<<2)
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u_int16_t v_wgran;
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u_int16_t v_wsize;
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u_int16_t v_waseg;
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u_int16_t v_wbseg;
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u_int32_t v_posfunc;
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u_int16_t v_bpscanline;
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/* fields optional for 1.0/1.1 implementations */
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u_int16_t v_width;
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u_int16_t v_height;
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u_int8_t v_cwidth;
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u_int8_t v_cheight;
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u_int8_t v_planes;
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u_int8_t v_bpp;
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u_int8_t v_banks;
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u_int8_t v_memmodel;
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#define V_MMTEXT 0
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#define V_MMCGA 1
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#define V_MMHGC 2
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#define V_MMEGA 3
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#define V_MMPACKED 4
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#define V_MMSEQU256 5
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#define V_MMDIRCOLOR 6
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#define V_MMYUV 7
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u_int8_t v_banksize;
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u_int8_t v_ipages;
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u_int8_t v_reserved0;
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/* fields for 1.2+ implementations */
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u_int8_t v_redmasksize;
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u_int8_t v_redfieldpos;
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u_int8_t v_greenmasksize;
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u_int8_t v_greenfieldpos;
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u_int8_t v_bluemasksize;
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u_int8_t v_bluefieldpos;
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u_int8_t v_resmasksize;
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u_int8_t v_resfieldpos;
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u_int8_t v_dircolormode;
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/* 2.0 implementations */
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u_int32_t v_lfb;
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u_int32_t v_offscreen;
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u_int16_t v_offscreensize;
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};
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#ifdef _KERNEL
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#define VESA_MODE(x) ((x) >= M_VESA_BASE)
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int vesa_load_ioctl(void);
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int vesa_unload_ioctl(void);
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#endif
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#endif /* !_MACHINE_PC_VESA_H */
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