1ab318ff2d
Peeking at Darwin's header files gives some ideas of what we are doing here. We know understand most of the stuff called by XDarwin and WindowServer before mapping the framebuffer.
463 lines
26 KiB
C
463 lines
26 KiB
C
/* $NetBSD: darwin_ioframebuffer.c,v 1.9 2003/05/15 23:35:37 manu 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 1.9 2003/05/15 23:35:37 manu 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/malloc.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_map.h>
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#include <uvm/uvm.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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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_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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printf("select = %d, incount = %d, in0 = %d, in1 = %d, in2 = %d\n",
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req->req_selector, req->req_incount, req->req_in[0],
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req->req_in[1], req->req_in[2]);
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printf("outcount = %d\n", req->req_in[req->req_incount]);
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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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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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#if 0 /* Avoid warning for unused vars */
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int shmemvers = req->req_in[0]; /* 0x2 */
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int maxwidth = req->req_in[1]; /* 0x20 */
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int maxheight = req->req_in[2]; /* 0x20 */
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#endif
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size_t memsize;
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vaddr_t kvaddr;
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#ifdef DEBUG_DARWIN
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printf("DARWIN_IOFBCREATESHAREDCURSOR\n");
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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_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] = 2; /* 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 = (char *)&req->req_in[0];
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#ifdef DEBUG_DARWIN
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printf("DARWIN_IOFBGETATTRIBUTE\n");
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#endif
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/* We only heard about the mrdf attribute. What is it? */
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if (memcmp(name, "mrdf", 4) == 0) {
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if (maxoutcount < 1)
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return mach_msg_error(args, EINVAL);
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rep->rep_outcount = 1;
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rep->rep_out[0] = 0; /* XXX */
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} else {
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#ifdef DEBUG_DARWIN
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printf("Unknown attribute %c%c%c%c\n",
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req->req_in[0], req->req_in[1],
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req->req_in[2], req->req_in[3]);
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#endif
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return mach_msg_error(args, EINVAL);
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}
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break;
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}
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case DARWIN_IOFBGETVRAMMAPOFFSET: {
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#if 0 /* Avoid warning for unused vars */
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darwin_iopixelaperture aperture; /* 0 XXX Current aperture? */
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#endif
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#ifdef DEBUG_DARWIN
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printf("DARWIN_IOFBGETVRAMMAPOFFSET\n");
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#endif
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if (maxoutcount < 1)
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return mach_msg_error(args, EINVAL);
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rep->rep_outcount = 1;
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rep->rep_out[0] = 0x00801000; /* XXX */
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break;
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}
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default:
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#ifdef DEBUG_DARWIN
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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");
|
|
printf("select = %d, incount = %d, in0 = %d, in1 = %d, in2 = %d\n",
|
|
req->req_selector, req->req_incount, req->req_in[0],
|
|
req->req_in[1], req->req_in[2]);
|
|
printf("outcount = %d\n", req->req_in[req->req_incount]);
|
|
#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;
|
|
|
|
maxoutcount = req->req_in[req->req_incount];
|
|
|
|
switch(req->req_selector) {
|
|
case DARWIN_IOFBGETPIXELINFORMATION: {
|
|
/* Get bit per pixel, etc... */
|
|
#if 0 /* Avoid warning for unused vars */
|
|
darwin_iodisplaymodeid displaymode = req->req_in[0]; /* 0x2e */
|
|
#endif
|
|
darwin_ioindex depth = req->req_in[1]; /* 0 or 1 */
|
|
#if 0 /* Avoid warning for unused vars */
|
|
darwin_iopixelaperture aperture = req->req_in[2]; /* 0 */
|
|
#endif
|
|
darwin_iopixelinformation *pixelinfo;
|
|
|
|
#ifdef DEBUG_DARWIN
|
|
printf("DARWIN_IOFBGETPIXELINFORMATION\n");
|
|
#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_SYSTEM_APERTURE:
|
|
case DARWIN_IOFRAMEBUFFER_VRAM_MEMORY:
|
|
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;
|
|
}
|