684 lines
31 KiB
C
684 lines
31 KiB
C
/* $NetBSD: darwin_ioframebuffer.c,v 1.12 2003/07/11 18:55:14 christos Exp $ */
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/*-
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* Copyright (c) 2003 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Emmanuel Dreyfus.
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: darwin_ioframebuffer.c,v 1.12 2003/07/11 18:55:14 christos Exp $");
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#include <sys/types.h>
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/queue.h>
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#include <sys/malloc.h>
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#include <sys/conf.h>
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#include <sys/signal.h>
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#include <sys/mount.h>
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#include <sys/proc.h>
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#include <sys/device.h>
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#include <uvm/uvm_extern.h>
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#include <uvm/uvm_object.h>
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#include <uvm/uvm_device.h>
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#include <uvm/uvm_map.h>
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#include <uvm/uvm.h>
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#include <dev/wscons/wsconsio.h>
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#include <compat/mach/mach_types.h>
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#include <compat/mach/mach_message.h>
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#include <compat/mach/mach_port.h>
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#include <compat/mach/mach_errno.h>
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#include <compat/mach/mach_iokit.h>
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#include <compat/darwin/darwin_iokit.h>
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#include <compat/darwin/darwin_ioframebuffer.h>
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#include "ioconf.h"
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/* Redefined from sys/dev/wscons/wsdisplay.c */
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extern const struct cdevsw wsdisplay_cdevsw;
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#define WSDISPLAYMINOR(unit, screen) (((unit) << 8) | (screen))
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static struct uvm_object *darwin_ioframebuffer_shmem = NULL;
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static void darwin_ioframebuffer_shmeminit(vaddr_t);
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/* This is ugly, but we hope to see it going away quickly */
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static char darwin_iofbconfig[] = "<dict ID=\"0\"><key>IOFBModes</key><array ID=\"1\"><dict ID=\"2\"><key>AID</key><integer size=\"32\" ID=\"3\">0xee</integer><key>DM</key><data ID=\"4\">AAACAAAAAYAAMgAAAAAAAgAQAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"5\">0x3e</integer></dict><dict ID=\"6\"><key>AID</key><integer size=\"32\" ID=\"7\">0x82</integer><key>DM</key><data ID=\"8\">AAACAAAAAYAAPAAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"9\">0x3</integer></dict><dict ID=\"10\"><key>AID</key><integer size=\"32\" ID=\"11\">0xe8</integer><key>DM</key><data ID=\"12\">AAACAAAAAYAAPAAAAAAAAgAQAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"13\">0x37</integer></dict><dict ID=\"14\"><key>DM</key><data ID=\"15\">AAACAAAAAYAARgAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"16\">0x5</integer></dict><dict ID=\"17\"><key>AID</key><reference IDREF=\"11\"/><key>DM</key><data ID=\"18\">AAACgAAAAeAAPAAAAAAAAgAQAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"19\">0x38</integer></dict><dict ID=\"20\"><key>AID</key><reference IDREF=\"3\"/><key>DM</key><data ID=\"21\">AAACgAAAAeAAMgAAAAAAAgAQAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"22\">0x3f</integer></dict><dict ID=\"23\"><key>AID</key><integer size=\"32\" ID=\"24\">0x96</integer><key>DM</key><data ID=\"25\">AAACgAAAAeAAPAAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"26\">0x6</integer></dict><dict ID=\"27\"><key>AID</key><integer size=\"32\" ID=\"28\">0x8c</integer><key>DM</key><data ID=\"29\">AAACgAAAAeAAQwAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"30\">0x7</integer></dict><dict ID=\"31\"><key>AID</key><integer size=\"32\" ID=\"32\">0x98</integer><key>DM</key><data ID=\"33\">AAACgAAAAeAASAAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"34\">0x8</integer></dict><dict ID=\"35\"><key>AID</key><integer size=\"32\" ID=\"36\">0x9a</integer><key>DM</key><data ID=\"37\">AAACgAAAAeAASwAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"38\">0x9</integer></dict><dict ID=\"39\"><key>AID</key><integer size=\"32\" ID=\"40\">0x9e</integer><key>DM</key><data ID=\"41\">AAACgAAAAeAAVQAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"42\">0xa</integer></dict><dict ID=\"43\"><key>AID</key><integer size=\"32\" ID=\"44\">0xa0</integer><key>DM</key><data ID=\"45\">AAACgAAAA2YASwAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"46\">0xe</integer></dict><dict ID=\"47\"><key>AID</key><reference IDREF=\"3\"/><key>DM</key><data ID=\"48\">AAAC0AAAAeAAMgAAAAAAAgAQAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"49\">0x4b</integer></dict><dict ID=\"50\"><key>AID</key><reference IDREF=\"11\"/><key>DM</key><data ID=\"51\">AAAC0AAAAeAAPAAAAAAAAgAQAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"52\">0x4d</integer></dict><dict ID=\"53\"><key>AID</key><reference IDREF=\"3\"/><key>DM</key><data ID=\"54\">AAAC0AAAAkAAMgAAAAAAAgAQAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"55\">0x4c</integer></dict><dict ID=\"56\"><key>AID</key><reference IDREF=\"11\"/><key>DM</key><data ID=\"57\">AAAC0AAAAkAAPAAAAAAAAgAQAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"58\">0x4e</integer></dict><dict ID=\"59\"><key>AID</key><reference IDREF=\"3\"/><key>DM</key><data ID=\"60\">AAADIAAAAlgAMgAAAAAAAgAQAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"61\">0x40</integer></dict><dict ID=\"62\"><key>AID</key><integer size=\"32\" ID=\"63\">0xb4</integer><key>DM</key><data ID=\"64\">AAADIAAAAlgAOAAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"65\">0xf</integer></dict><dict ID=\"66\"><key>AID</key><integer size=\"32\" ID=\"67\">0xb6</integer><key>DM</key><data ID=\"68\">AAADIAAAAlgAPAAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"69\">0x10</integer></dict><dict ID=\"70\"><key>AID</key><reference IDREF=\"11\"/><key>DM</key><data ID=\"71\">AAADIAAAAlgAPAAAAAAAAgAQAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"72\">0x39</integer></dict><dict ID=\"73\"><key>AID</key><integer size=\"32\" ID=\"74\">0x2a</integer><key>ID</key><integer size=\"32\" ID=\"75\">0x2d</integer><key>DF</key><integer size=\"32\" ID=\"76\">0x400</integer><key>DM</key><data ID=\"77\">AAADIAAAAlgAAAAAAAAAAgAABAAAAAAAAAAAAAAAAAAAAAAA</data></dict><dict ID=\"78\"><key>DF</key><integer size=\"32\" ID=\"79\">0x100</integer><key>DM</key><data ID=\"80\">AAADIAAAAlgAPAAAAAAAAgAAAQAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"81\">0x32</integer></dict><dict ID=\"82\"><key>AID</key><integer size=\"32\" ID=\"83\">0xb8</integer><key>DM</key><data ID=\"84\">AAADIAAAAlgASAAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"85\">0x11</integer></dict><dict ID=\"86\"><key>AID</key><integer size=\"32\" ID=\"87\">0xba</integer><key>DM</key><data ID=\"88\">AAADIAAAAlgASwAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"89\">0x12</integer></dict><dict ID=\"90\"><key>AID</key><reference IDREF=\"74\"/><key>ID</key><integer size=\"32\" ID=\"91\">0x46</integer><key>DF</key><reference IDREF=\"76\"/><key>DM</key><reference IDREF=\"77\"/></dict><dict ID=\"92\"><key>AID</key><integer size=\"32\" ID=\"93\">0xbc</integer><key>DM</key><data ID=\"94\">AAADIAAAAlgAVQAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"95\">0x13</integer></dict><dict ID=\"96\"><key>AID</key><reference IDREF=\"3\"/><key>DM</key><data ID=\"97\">AAADQAAAAnAAMgAAAAAAAgAQAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"98\">0x41</integer></dict><dict ID=\"99\"><key>AID</key><reference IDREF=\"11\"/><key>DM</key><data ID=\"100\">AAADQAAAAnAAPAAAAAAAAgAQAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"101\">0x3a</integer></dict><dict ID=\"102\"><key>AID</key><integer size=\"32\" ID=\"103\">0xaa</integer><key>DM</key><data ID=\"104\">AAADQAAAAnAASwAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"105\">0x17</integer></dict><dict ID=\"106\"><key>DM</key><data ID=\"107\">AAADVAAAAoAAPAAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"108\">0x18</integer></dict><dict ID=\"109\"><key>AID</key><integer size=\"32\" ID=\"110\">0xbe</integer><key>DM</key><data ID=\"111\">AAAEAAAAAwAAPAAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"112\">0x19</integer></dict><dict ID=\"113\"><key>AID</key><reference IDREF=\"74\"/><key>ID</key><integer size=\"32\" ID=\"114\">0x2e</integer><key>DF</key><integer size=\"32\" ID=\"115\">0x407</integer><key>DM</key><data ID=\"116\">AAAEAAAAAwAAAAAAAAAAAgAABAcAAAAAAAAAAAAAAAAAAAAA</data></dict><dict ID=\"117\"><key>AID</key><reference IDREF=\"110\"/><key>ID</key><integer size=\"32\" ID=\"118\">0x33</integer><key>DF</key><reference IDREF=\"79\"/><key>DM</key><data ID=\"119\">AAAEAAAAAwAAPAAAAAAAAgAAAQAAAAAAAAAAAAAAAAAAAAAA</data></dict><dict ID=\"120\"><key>AID</key><integer size=\"32\" ID=\"121\">0xc8</integer><key>DM</key><data ID=\"122\">AAAEAAAAAwAARgAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"123\">0x1a</integer></dict><dict ID=\"124\"><key>AID</key><integer size=\"32\" ID=\"125\">0xcc</integer><key>DM</key><data ID=\"126\">AAAEAAAAAwAASwAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"127\">0x1b</integer></dict><dict ID=\"128\"><key>AID</key><integer size=\"32\" ID=\"129\">0xd2</integer><key>DM</key><reference IDREF=\"126\"/><key>ID</key><integer size=\"32\" ID=\"130\">0x1c</integer></dict><dict ID=\"131\"><key>AID</key><integer size=\"32\" ID=\"132\">0xd0</integer><key>DM</key><data ID=\"133\">AAAEAAAAAwAAVQAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"134\">0x1d</integer></dict><dict ID=\"135\"><key>AID</key><integer size=\"32\" ID=\"136\">0xdc</integer><key>DM</key><data ID=\"137\">AAAEgAAAA2YASwAAAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"138\">0x21</integer></dict><dict ID=\"139\"><key>AID</key><integer size=\"32\" ID=\"140\">0xfa</integer><key>DM</key><data ID=\"141\">AAAFAAAAA8AASwAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"142\">0x22</integer></dict><dict ID=\"143\"><key>AID</key><integer size=\"32\" ID=\"144\">0x104</integer><key>DM</key><data ID=\"145\">AAAFAAAABAAAPAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"146\">0x23</integer></dict><dict ID=\"147\"><key>AID</key><integer size=\"32\" ID=\"148\">0x106</integer><key>DM</key><data ID=\"149\">AAAFAAAABAAASwAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAA</data><key>ID</key><integer size=\"32\" ID=\"150\">0x24</integer></dict></array><key>IODisplayConnectFlags</key><integer size=\"32\" ID=\"151\">0x0</integer></dict>";
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static char darwin_ioframebuffer_properties[] = "<dict ID=\"0\"><key>IOClass</key><string ID=\"1\">AppleBacklightDisplay</string><key>IOProbeScore</key><integer size=\"32\" ID=\"2\">0xbb8</integer><key>IOProviderClass</key><string ID=\"3\">IODisplayConnect</string><key>CFBundleIdentifier</key><string ID=\"4\">com.apple.iokit.IOGraphicsFamily</string><key>IOMatchCategory</key><string ID=\"5\">IODefaultMatchCategory</string><key>IODisplayConnectFlags</key><data ID=\"6\">AAAIxA==</data><key>AppleDisplayType</key><integer size=\"32\" ID=\"7\">0x2</integer><key>AppleSense</key><integer size=\"32\" ID=\"8\">0x400</integer><key>DisplayVendorID</key><integer size=\"32\" ID=\"9\">0x756e6b6e</integer><key>DisplayProductID</key><integer size=\"32\" ID=\"10\">0x20000</integer><key>IODisplayParameters</key><dict ID=\"11\"><key>brightness</key><dict ID=\"12\"><key>max</key><integer size=\"32\" ID=\"13\">0x73</integer><key>min</key><integer size=\"32\" ID=\"14\">0x3a</integer><key>value</key><integer size=\"32\" ID=\"15\">0x7f</integer></dict><key>commit</key><dict ID=\"16\"><key>reg</key><integer size=\"32\" ID=\"17\">0x0</integer></dict></dict><key>IODisplayGUID</key><integer size=\"64\" ID=\"18\">0x610000000000000</integer><key>Power Management protected data</key><string ID=\"19\">{ theNumberOfPowerStates = 4, version 1, power state 0 = { capabilityFlags 00000000, outputPowerCharacter 00000000, inputPowerRequirement 00000000, staticPower 0, unbudgetedPower 0, powerToAttain 0, timeToAttain 0, settleUpTime 0, timeToLower 0, settleDownTime 0, powerDomainBudget 0 }, power state 1 = { capabilityFlags 00000000, outputPowerCharacter 00000000, inputPowerRequirement 00000000, staticPower 0, unbudgetedPower 0, powerToAttain 0, timeToAttain 0, settleUpTime 0, timeToLower 0, settleDownTime 0, powerDomainBudget 0 }, power state 2 = { capabilityFlags 00008000, outputPowerCharacter 00000000, inputPowerRequirement 00000002, staticPower 0, unbudgetedPower 0, powerToAttain 0, timeToAttain 0, settleUpTime 0, timeToLower 0, settleDownTime 0, powerDomainBudget 0 }, power state 3 = { capabilityFlags 0000c000, outputPowerCharacter 00000000, inputPowerRequirement 00000002, staticPower 0, unbudgetedPower 0, powerToAttain 0, timeToAttain 0, settleUpTime 0, timeToLower 0, settleDownTime 0, powerDomainBudget 0 }, aggressiveness = 0, myCurrentState = 0, parentsCurrentPowerFlags = 00000002, maxCapability = 3 }</string><key>Power Management private data</key><string ID=\"20\">{ this object = 0114c800, interested driver = 0114c800, driverDesire = 0, deviceDesire = 0, ourDesiredPowerState = 0, previousReqest = 0 }</string></dict>";
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struct mach_iokit_property darwin_ioframebuffer_properties_array[] = {
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{ "IOFBDependentID", NULL },
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{ "IOFBDependentIndex", NULL },
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{ "graphic-options", "<integer size=\"32\" ID=\"0\">0x0</integer>"},
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{ "IOFBConfig", darwin_iofbconfig },
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{ "IOFBMemorySize",
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"<integer size=\"32\" ID=\"0\">0x1000000</integer>"},
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{ NULL, 0}
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};
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struct mach_iokit_devclass darwin_ioframebuffer_devclass = {
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"<dict ID=\"0\"><key>IOProviderClass</key>"
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"<string ID=\"1\">IOFramebuffer</string></dict>",
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darwin_ioframebuffer_properties,
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darwin_ioframebuffer_properties_array,
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darwin_ioframebuffer_connect_method_scalari_scalaro,
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darwin_ioframebuffer_connect_method_scalari_structo,
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darwin_ioframebuffer_connect_method_structi_structo,
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darwin_ioframebuffer_connect_method_scalari_structi,
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darwin_ioframebuffer_connect_map_memory,
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"IOFramebuffer",
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};
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int
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darwin_ioframebuffer_connect_method_scalari_scalaro(args)
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struct mach_trap_args *args;
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{
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mach_io_connect_method_scalari_scalaro_request_t *req = args->smsg;
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mach_io_connect_method_scalari_scalaro_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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int maxoutcount;
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int error;
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#ifdef DEBUG_DARWIN
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printf("darwin_ioframebuffer_connect_method_scalari_scalaro()\n");
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#endif
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rep->rep_msgh.msgh_bits =
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MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
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rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
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rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
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rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
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rep->rep_outcount = 0;
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/* Sanity check req->req_incount */
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if (MACH_REQMSG_OVERFLOW(args, req->req_in[req->req_incount]))
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return mach_msg_error(args, EINVAL);
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maxoutcount = req->req_in[req->req_incount];
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switch (req->req_selector) {
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case DARWIN_IOFBCREATESHAREDCURSOR: {
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/* Create the shared memory containing cursor information */
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int shmemvers;
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int maxwidth;
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int maxheight;
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size_t memsize;
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vaddr_t kvaddr;
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shmemvers = req->req_in[0]; /* 0x2 */
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maxwidth = req->req_in[1]; /* 0x20 */
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maxheight = req->req_in[2]; /* 0x20 */
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#ifdef DEBUG_DARWIN
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printf("DARWIN_IOFBCREATESHAREDCURSOR: shmemvers = %d, "
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"maxwidth = %d, maxheight = %d\n", shmemvers,
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maxwidth, maxheight);
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#endif
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if (darwin_ioframebuffer_shmem == NULL) {
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memsize =
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round_page(sizeof(*darwin_ioframebuffer_shmem));
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darwin_ioframebuffer_shmem = uao_create(memsize, 0);
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error = uvm_map(kernel_map, &kvaddr, memsize,
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darwin_ioframebuffer_shmem, 0, PAGE_SIZE,
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UVM_MAPFLAG(UVM_PROT_RW, UVM_PROT_RW,
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UVM_INH_SHARE, UVM_ADV_RANDOM, 0));
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if (error != 0) {
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uao_detach(darwin_ioframebuffer_shmem);
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darwin_ioframebuffer_shmem = NULL;
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return mach_msg_error(args, error);
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}
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if ((error = uvm_map_pageable(kernel_map, kvaddr,
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kvaddr + memsize, FALSE, 0)) != 0) {
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uao_detach(darwin_ioframebuffer_shmem);
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darwin_ioframebuffer_shmem = NULL;
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return mach_msg_error(args, error);
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}
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darwin_ioframebuffer_shmeminit(kvaddr);
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}
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/* No output, the zone is mapped during another call */
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rep->rep_outcount = 0;
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break;
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}
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case DARWIN_IOFBSETSTARTUPDISPLAYMODE: {
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darwin_iodisplaymodeid mode;
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darwin_ioindex depth;
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mode = req->req_in[0];
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depth = req->req_in[1];
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#ifdef DEBUG_DARWIN
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printf("DARWIN_IOFBSETSTARTUPDISPLAYMODE: mode = %d, "
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"depth = %d\n", mode, depth);
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#endif
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/* Nothing for now */
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break;
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}
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case DARWIN_IOFBSETDISPLAYMODE: {
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darwin_iodisplaymodeid mode;
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darwin_ioindex depth;
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mode = req->req_in[0];
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depth = req->req_in[1];
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#ifdef DEBUG_DARWIN
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printf("DARWIN_IOFBSETDISPLAYMODE: mode = %d, "
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"depth = %d\n", mode, depth);
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#endif
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/* Nothing for now */
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break;
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}
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case DARWIN_IOFBGETCURRENTDISPLAYMODE: {
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/* Get current display mode and depth. No input args */
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#ifdef DEBUG_DARWIN
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printf("DARWIN_IOFBGETCURRENTDISPLAYMODE\n");
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#endif
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if (maxoutcount < 2)
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return mach_msg_error(args, EINVAL);
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rep->rep_outcount = 2;
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rep->rep_out[0] = 0x2e; /* mode XXX */
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rep->rep_out[1] = 0; /* depth (0=>8b 1=>15b 2=>24b) */
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break;
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}
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case DARWIN_IOFBGETATTRIBUTE: {
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/* Get attribute value */
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char *name;
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name = (char *)&req->req_in[0];
|
|
#ifdef DEBUG_DARWIN
|
|
printf("DARWIN_IOFBGETATTRIBUTE: name = %s\n", name);
|
|
#endif
|
|
|
|
/* We only heard about the mrdf attribute. What is it? */
|
|
if (memcmp(name, "mrdf", 4) == 0) {
|
|
if (maxoutcount < 1)
|
|
return mach_msg_error(args, EINVAL);
|
|
|
|
rep->rep_outcount = 1;
|
|
rep->rep_out[0] = 0; /* XXX */
|
|
} else {
|
|
#ifdef DEBUG_DARWIN
|
|
printf("Unknown attribute %c%c%c%c\n",
|
|
req->req_in[0], req->req_in[1],
|
|
req->req_in[2], req->req_in[3]);
|
|
#endif
|
|
return mach_msg_error(args, EINVAL);
|
|
}
|
|
break;
|
|
}
|
|
|
|
case DARWIN_IOFBGETVRAMMAPOFFSET: {
|
|
darwin_iopixelaperture aperture; /* 0 XXX Current aperture? */
|
|
|
|
aperture = req->req_in[0];
|
|
#ifdef DEBUG_DARWIN
|
|
printf("DARWIN_IOFBGETVRAMMAPOFFSET: aperture = %d\n",
|
|
aperture);
|
|
#endif
|
|
if (maxoutcount < 1)
|
|
return mach_msg_error(args, EINVAL);
|
|
|
|
rep->rep_outcount = 1;
|
|
rep->rep_out[0] = 0x00801000; /* XXX */
|
|
break;
|
|
}
|
|
|
|
default:
|
|
#ifdef DEBUG_DARWIN
|
|
printf("Unknown selector %d\n", req->req_selector);
|
|
#endif
|
|
return mach_msg_error(args, EINVAL);
|
|
break;
|
|
}
|
|
|
|
rep->rep_out[rep->rep_outcount + 1] = 8; /* XXX Trailer */
|
|
*msglen = sizeof(*rep) - ((16 - rep->rep_outcount) * sizeof(int));
|
|
rep->rep_msgh.msgh_size = *msglen - sizeof(rep->rep_trailer);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
darwin_ioframebuffer_connect_method_scalari_structo(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_connect_method_scalari_structo_request_t *req = args->smsg;
|
|
mach_io_connect_method_scalari_structo_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
int maxoutcount;
|
|
|
|
#ifdef DEBUG_DARWIN
|
|
printf("darwin_ioframebuffer_connect_method_scalari_structo()\n");
|
|
#endif
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
rep->rep_outcount = 0;
|
|
|
|
/* Sanity check req->req_incount */
|
|
if (MACH_REQMSG_OVERFLOW(args, req->req_in[req->req_incount]))
|
|
return mach_msg_error(args, EINVAL);
|
|
|
|
maxoutcount = req->req_in[req->req_incount];
|
|
|
|
switch(req->req_selector) {
|
|
case DARWIN_IOFBGETPIXELINFORMATION: {
|
|
/* Get bit per pixel, etc... */
|
|
darwin_iodisplaymodeid displaymode;
|
|
darwin_ioindex depth;
|
|
darwin_iopixelaperture aperture;
|
|
darwin_iopixelinformation *pixelinfo;
|
|
|
|
displaymode = req->req_in[0]; /* 0x2e */
|
|
depth = req->req_in[1]; /* 0 or 1 */
|
|
aperture = req->req_in[2]; /* 0 */
|
|
#ifdef DEBUG_DARWIN
|
|
printf("DARWIN_IOFBGETPIXELINFORMATION: displaymode = %d, "
|
|
"depth = %d, aperture = %d\n", displaymode, depth,
|
|
aperture);
|
|
#endif
|
|
pixelinfo = (darwin_iopixelinformation *)&rep->rep_out[0];
|
|
|
|
if (maxoutcount < sizeof(*pixelinfo))
|
|
return mach_msg_error(args, EINVAL);
|
|
|
|
/*
|
|
* darwin_iopixelinformation is shorter than the buffer
|
|
* usually supplied, but Darwin still returns the whole buffer
|
|
*/
|
|
rep->rep_outcount = maxoutcount;
|
|
memset(pixelinfo, 0, maxoutcount * sizeof(int));
|
|
|
|
switch (depth) {
|
|
case 0: /* 8 bpp */
|
|
pixelinfo->bytesperrow = 0x400;
|
|
pixelinfo->bytesperplane = 0;
|
|
pixelinfo->bitsperpixel = 0x8;
|
|
pixelinfo->pixeltype = DARWIN_IOFB_CLUTPIXELS;
|
|
pixelinfo->componentcount = 1;
|
|
pixelinfo->bitspercomponent = 8;
|
|
pixelinfo->componentmasks[0] = 0x000000ff;
|
|
memcpy(&pixelinfo->pixelformat, "PPPPPPPP", 8);
|
|
pixelinfo->flags = 0;
|
|
pixelinfo->activewidth = 0;
|
|
pixelinfo->activeheight = 0;
|
|
break;
|
|
|
|
case 1: /* 15 bpp */
|
|
pixelinfo->bytesperrow = 0x800;
|
|
pixelinfo->bytesperplane = 0;
|
|
pixelinfo->bitsperpixel = 0x10;
|
|
pixelinfo->pixeltype = DARWIN_IOFB_RGBDIRECTPIXELS;
|
|
pixelinfo->componentcount = 3;
|
|
pixelinfo->bitspercomponent = 5;
|
|
pixelinfo->componentmasks[0] = 0x00007c00; /* Red */
|
|
pixelinfo->componentmasks[1] = 0x000003e0; /* Green */
|
|
pixelinfo->componentmasks[2] = 0x0000001f; /* Blue */
|
|
memcpy(&pixelinfo->pixelformat, "-RRRRRGGGGGBBBBB", 16);
|
|
pixelinfo->flags = 0;
|
|
pixelinfo->activewidth = 0;
|
|
pixelinfo->activeheight = 0;
|
|
break;
|
|
|
|
case 2: /* 24 bpp */
|
|
pixelinfo->bytesperrow = 0x1000;
|
|
pixelinfo->bytesperplane = 0;
|
|
pixelinfo->bitsperpixel = 0x20;
|
|
pixelinfo->pixeltype = DARWIN_IOFB_RGBDIRECTPIXELS;
|
|
pixelinfo->componentcount = 3;
|
|
pixelinfo->bitspercomponent = 8;
|
|
pixelinfo->componentmasks[0] = 0x00ff0000; /* Red */
|
|
pixelinfo->componentmasks[1] = 0x0000ff00; /* Green */
|
|
pixelinfo->componentmasks[2] = 0x000000ff; /* Blue */
|
|
memcpy(&pixelinfo->pixelformat,
|
|
"--------RRRRRRRRGGGGGGGGBBBBBBBB", 32);
|
|
pixelinfo->flags = 0;
|
|
pixelinfo->activewidth = 0;
|
|
pixelinfo->activeheight = 0;
|
|
break;
|
|
|
|
default:
|
|
printf("unknown depth %d\n", depth);
|
|
break;
|
|
}
|
|
|
|
/* Probably useless */
|
|
rep->rep_out[158] = 0x4;
|
|
rep->rep_out[162] = 0x3;
|
|
|
|
break;
|
|
}
|
|
|
|
default:
|
|
#ifdef DEBUG_DARWIN
|
|
printf("Unknown selector %d\n", req->req_selector);
|
|
#endif
|
|
return mach_msg_error(args, EINVAL);
|
|
break;
|
|
}
|
|
|
|
rep->rep_out[rep->rep_outcount + 7] = 8; /* XXX Trailer */
|
|
*msglen = sizeof(*rep) - (4096 - rep->rep_outcount);
|
|
rep->rep_msgh.msgh_size = *msglen - sizeof(rep->rep_trailer);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
darwin_ioframebuffer_connect_method_structi_structo(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_connect_method_structi_structo_request_t *req = args->smsg;
|
|
mach_io_connect_method_structi_structo_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
|
|
#ifdef DEBUG_DARWIN
|
|
printf("darwin_ioframebuffer_connect_method_structi_structo()\n");
|
|
#endif
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
rep->rep_outcount = 1;
|
|
rep->rep_out[0] = 1;
|
|
rep->rep_out[rep->rep_outcount + 1] = 8; /* XXX Trailer */
|
|
|
|
*msglen = sizeof(*rep) - (4096 - rep->rep_outcount);
|
|
rep->rep_msgh.msgh_size = *msglen - sizeof(rep->rep_trailer);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
darwin_ioframebuffer_connect_map_memory(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_connect_map_memory_request_t *req = args->smsg;
|
|
mach_io_connect_map_memory_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
struct proc *p = args->l->l_proc;
|
|
int error;
|
|
size_t memsize;
|
|
size_t len;
|
|
vaddr_t pvaddr;
|
|
|
|
#ifdef DEBUG_DARWIN
|
|
printf("darwin_ioframebuffer_connect_map_memory()\n");
|
|
#endif
|
|
switch (req->req_memtype) {
|
|
case DARWIN_IOFRAMEBUFFER_CURSOR_MEMORY:
|
|
if (darwin_ioframebuffer_shmem == NULL)
|
|
return mach_msg_error(args, error);
|
|
|
|
len = sizeof(struct darwin_ioframebuffer_shmem);
|
|
memsize = round_page(len);
|
|
|
|
uao_reference(darwin_ioframebuffer_shmem);
|
|
pvaddr = VM_DEFAULT_ADDRESS(p->p_vmspace->vm_daddr, memsize);
|
|
|
|
if ((error = uvm_map(&p->p_vmspace->vm_map, &pvaddr,
|
|
memsize, darwin_ioframebuffer_shmem, 0, PAGE_SIZE,
|
|
UVM_MAPFLAG(UVM_PROT_RW, UVM_PROT_RW,
|
|
UVM_INH_SHARE, UVM_ADV_RANDOM, 0))) != 0)
|
|
return mach_msg_error(args, error);
|
|
|
|
#ifdef DEBUG_DARWIN
|
|
printf("pvaddr = 0x%08lx\n", (long)pvaddr);
|
|
#endif
|
|
break;
|
|
|
|
case DARWIN_IOFRAMEBUFFER_VRAM_MEMORY:
|
|
case DARWIN_IOFRAMEBUFFER_SYSTEM_APERTURE: {
|
|
struct device *dv;
|
|
int major, minor;
|
|
dev_t device;
|
|
int screen;
|
|
struct uvm_object *udo;
|
|
struct wsdisplay_fbinfo *fbi;
|
|
|
|
/* Find the first wsdisplay available */
|
|
TAILQ_FOREACH(dv, &alldevs, dv_list)
|
|
if (dv->dv_cfdriver == &wsdisplay_cd)
|
|
break;
|
|
if (dv == NULL) {
|
|
#ifdef DEBUG_DARWIN
|
|
printf("*** Cannot find wsdisplay ***\n");
|
|
#endif
|
|
return mach_msg_error(args, ENODEV);
|
|
|
|
}
|
|
|
|
/* For now use the first screen available */
|
|
screen = 0;
|
|
|
|
/* Derive the device number */
|
|
major = cdevsw_lookup_major(&wsdisplay_cdevsw);
|
|
minor = WSDISPLAYMINOR(dv->dv_unit, screen);
|
|
device = makedev(major, minor);
|
|
#ifdef DEBUG_DARWIN
|
|
printf("major = %d, minor = %d\n", major, minor);
|
|
#endif
|
|
|
|
/* Find the framebuffer's size */
|
|
#if 0
|
|
if ((error = (*wsdisplay_cdevsw.d_ioctl)(device,
|
|
WSDISPLAYIO_GINFO, (caddr_t)&fbi, 0, p)) != 0) {
|
|
#ifdef DEBUG_DARWIN
|
|
printf("*** Cannot get screen params ***\n");
|
|
#endif
|
|
return mach_msg_error(args, error);
|
|
}
|
|
#ifdef DEBUG_DARWIN
|
|
printf("framebuffer: %d x %d x %d\n",
|
|
fbi->width, fbi->height, fbi->depth);
|
|
#endif
|
|
len = round_page(fbi->height * fbi->width * fbi->depth / 8);
|
|
#else
|
|
/* It does not work for now, assume 640 x 400 */
|
|
fbi = NULL; /* Avoid warning for unused var */
|
|
len = round_page(640 * 400);
|
|
#endif
|
|
|
|
/* Create the uvm_object */
|
|
udo = udv_attach(&device, UVM_PROT_RW, 0, len);
|
|
if (udo == NULL) {
|
|
#ifdef DEBUG_DARWIN
|
|
printf("*** Cannot udv_attach ***\n");
|
|
#endif
|
|
return mach_msg_error(args, ENODEV);
|
|
}
|
|
|
|
/* Map it in user space */
|
|
if ((error == uvm_map(&p->p_vmspace->vm_map, &pvaddr,
|
|
len, udo, 0, PAGE_SIZE,
|
|
UVM_MAPFLAG(UVM_PROT_RW, UVM_PROT_RW,
|
|
UVM_INH_SHARE, UVM_ADV_RANDOM, 0))) != 0) {
|
|
#ifdef DEBUG_DARWIN
|
|
printf("*** Cannot uvm_map ***\n");
|
|
#endif
|
|
return mach_msg_error(args, error);
|
|
}
|
|
#ifdef DEBUG_DARWIN
|
|
printf("mapped framebuffer at %p\n", (void *)pvaddr);
|
|
#endif
|
|
break;
|
|
}
|
|
|
|
default:
|
|
#ifdef DEBUG_DARWIN
|
|
printf("unimplemented memtype %d\n", req->req_memtype);
|
|
#endif
|
|
return mach_msg_error(args, EINVAL);
|
|
break;
|
|
}
|
|
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
rep->rep_retval = 0;
|
|
rep->rep_addr = pvaddr;
|
|
rep->rep_len = len;
|
|
rep->rep_trailer.msgh_trailer_size = 8;
|
|
|
|
*msglen = sizeof(*rep);
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
darwin_ioframebuffer_shmeminit(kvaddr)
|
|
vaddr_t kvaddr;
|
|
{
|
|
struct darwin_ioframebuffer_shmem *shmem;
|
|
|
|
shmem = (struct darwin_ioframebuffer_shmem *)kvaddr;
|
|
|
|
return;
|
|
}
|
|
|
|
int
|
|
darwin_ioframebuffer_connect_method_scalari_structi(args)
|
|
struct mach_trap_args *args;
|
|
{
|
|
mach_io_connect_method_scalari_structi_request_t *req = args->smsg;
|
|
mach_io_connect_method_scalari_structi_reply_t *rep = args->rmsg;
|
|
size_t *msglen = args->rsize;
|
|
int scalar_len;
|
|
int struct_len;
|
|
char *struct_data;
|
|
|
|
#ifdef DEBUG_DARWIN
|
|
printf("darwin_ioframebuffer_connect_method_scalari_structi()\n");
|
|
#endif
|
|
scalar_len = req->req_incount;
|
|
if (MACH_REQMSG_OVERFLOW(args, req->req_in[scalar_len]))
|
|
return mach_msg_error(args, EINVAL);
|
|
struct_len = req->req_in[scalar_len];
|
|
|
|
struct_data = (char *)&req->req_in[scalar_len + 1];
|
|
if (MACH_REQMSG_OVERFLOW(args, struct_data[struct_len - 1]))
|
|
return mach_msg_error(args, EINVAL);
|
|
|
|
switch (req->req_selector) {
|
|
case DARWIN_IOFBSETCOLORCONVERTTABLE: {
|
|
int select;
|
|
int *data;
|
|
size_t tablelen;
|
|
#ifdef DEBUG_DARWIN
|
|
int i;
|
|
#endif
|
|
|
|
select = req->req_in[0];
|
|
tablelen = struct_len / sizeof(*data);
|
|
#ifdef DEBUG_DARWIN
|
|
printf("DARWIN_IOFBSETCOLORCONVERTTABLE: select = %d, "
|
|
"tablelen = %d\n", select, tablelen);
|
|
#endif
|
|
if (tablelen == 0)
|
|
break;
|
|
|
|
data = (int *)struct_data;
|
|
#ifdef DEBUG_DARWIN
|
|
for (i = 0; i < tablelen; i++)
|
|
printf("table entry %d: 0x%08x\n", i, data[i]);
|
|
#endif
|
|
break;
|
|
}
|
|
|
|
case DARWIN_IOFBSETCLUTWITHENTRIES: {
|
|
int index;
|
|
int option;
|
|
struct darwin_iocolorentry *clut;
|
|
size_t clutlen;
|
|
|
|
index = req->req_in[0];
|
|
option = req->req_in[1];
|
|
clutlen = struct_len / sizeof(*clut);
|
|
clut = (struct darwin_iocolorentry *)struct_data;
|
|
|
|
if (clutlen == 0)
|
|
break;
|
|
if (clutlen >= 256)
|
|
return mach_msg_error(args, EINVAL);
|
|
|
|
#ifdef DEBUG_DARWIN
|
|
printf("DARWIN_IOFBSETCLUTWITHENTRIES: index = %d, "
|
|
"option = %d, clutlen = %d\n", index, option, clutlen);
|
|
do {
|
|
printf("index %d, R = %d, G = %d, B = %d\n",
|
|
clut->index, clut->red, clut->green, clut->blue);
|
|
clutlen--;
|
|
clut++;
|
|
} while (clutlen != 0);
|
|
#endif
|
|
/* We do not do anything with it for now */
|
|
break;
|
|
}
|
|
|
|
default:
|
|
#ifdef DEBUG_DARWIN
|
|
printf("Unknown selector %d\n", req->req_selector);
|
|
#endif
|
|
return mach_msg_error(args, EINVAL);
|
|
break;
|
|
}
|
|
|
|
rep->rep_msgh.msgh_bits =
|
|
MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
|
|
rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
|
|
rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
|
|
rep->rep_trailer.msgh_trailer_size = 8;
|
|
|
|
*msglen = sizeof(*rep);
|
|
|
|
return 0;
|
|
}
|