xorg-server-1.4/hw/xfree86/os-support/solaris/sun_apm.c

   1 /* Based on hw/xfree86/os-support/bsd/bsd_apm.c which bore no explicit
   2  * copyright notice, so is covered by the following notice:
   3  *
   4  * Copyright (C) 1994-2003 The XFree86 Project, Inc.  All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  20  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
  21  * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22  * SOFTWARE.
  23  *
  24  * Except as contained in this notice, the name of the XFree86 Project shall
  25  * not be used in advertising or otherwise to promote the sale, use or other
  26  * dealings in this Software without prior written authorization from the
  27  * XFree86 Project.
  28  */
  29
  30 /* Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
  31  *
  32  * Permission is hereby granted, free of charge, to any person obtaining a
  33  * copy of this software and associated documentation files (the
  34  * "Software"), to deal in the Software without restriction, including
  35  * without limitation the rights to use, copy, modify, merge, publish,
  36  * distribute, and/or sell copies of the Software, and to permit persons
  37  * to whom the Software is furnished to do so, provided that the above
  38  * copyright notice(s) and this permission notice appear in all copies of
  39  * the Software and that both the above copyright notice(s) and this
  40  * permission notice appear in supporting documentation.
  41  *
  42  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  43  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  44  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
  45  * OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
  46  * HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
  47  * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
  48  * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
  49  * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
  50  * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  51  *
  52  * Except as contained in this notice, the name of a copyright holder
  53  * shall not be used in advertising or otherwise to promote the sale, use
  54  * or other dealings in this Software without prior written authorization
  55  * of the copyright holder.
  56  */
  57
  58 #ifdef HAVE_XORG_CONFIG_H
  59 #include <xorg-config.h>
  60 #endif
  61
  62 #include <X11/X.h>
  63 #include "os.h"
  64 #include "xf86.h"
  65 #include "xf86Priv.h"
  66 #define XF86_OS_PRIVS
  67 #include "xf86_OSproc.h"
  68 #include "xf86_OSlib.h"
  69
  70 #ifndef PLEASE_FIX_THIS
  71 #define APM_STANDBY_REQ 0xa01
  72 #define APM_SUSPEND_REQ 0xa02
  73 #define APM_NORMAL_RESUME 0xa03
  74 #define APM_CRIT_RESUME 0xa04
  75 #define APM_BATTERY_LOW 0xa05
  76 #define APM_POWER_CHANGE 0xa06
  77 #define APM_UPDATE_TIME 0xa07
  78 #define APM_CRIT_SUSPEND_REQ 0xa08
  79 #define APM_USER_STANDBY_REQ 0xa09
  80 #define APM_USER_SUSPEND_REQ 0xa0a
  81 #define APM_SYS_STANDBY_RESUME 0xa0b
  82 #define APM_IOC_NEXTEVENT 0xa0c
  83 #define APM_IOC_RESUME 0xa0d
  84 #define APM_IOC_SUSPEND 0xa0e
  85 #define APM_IOC_STANDBY 0xa0f
  86 #endif
  87
  88 typedef struct apm_event_info
  89 {
  90         int     type;
  91 } apm_event_info;
  92
  93 /*
  94  This may be replaced with a better device name
  95  very soon...
  96 */
  97 #define APM_DEVICE "/dev/srn"
  98 #define APM_DEVICE1 "/dev/apm"
  99
 100 static pointer APMihPtr = NULL;
 101 static void sunCloseAPM(void);
 102
 103 static struct {
 104     u_int apmBsd;
 105     pmEvent xf86;
 106 } sunToXF86Array [] = {
 107     { APM_STANDBY_REQ, XF86_APM_SYS_STANDBY },
 108     { APM_SUSPEND_REQ, XF86_APM_SYS_SUSPEND },
 109     { APM_NORMAL_RESUME, XF86_APM_NORMAL_RESUME },
 110     { APM_CRIT_RESUME, XF86_APM_CRITICAL_RESUME },
 111     { APM_BATTERY_LOW, XF86_APM_LOW_BATTERY },
 112     { APM_POWER_CHANGE, XF86_APM_POWER_STATUS_CHANGE },
 113     { APM_UPDATE_TIME, XF86_APM_UPDATE_TIME },
 114     { APM_CRIT_SUSPEND_REQ, XF86_APM_CRITICAL_SUSPEND },
 115     { APM_USER_STANDBY_REQ, XF86_APM_USER_STANDBY },
 116     { APM_USER_SUSPEND_REQ, XF86_APM_USER_SUSPEND },
 117     { APM_SYS_STANDBY_RESUME, XF86_APM_STANDBY_RESUME },
 118 #ifdef APM_CAPABILITY_CHANGE
 119     { APM_CAPABILITY_CHANGE, XF86_APM_CAPABILITY_CHANGED },
 120 #endif
 121 };
 122
 123 #define numApmEvents (sizeof(sunToXF86Array) / sizeof(sunToXF86Array[0]))
 124
 125 static pmEvent
 126 sunToXF86(int type)
 127 {
 128     int i;
 129
 130     for (i = 0; i < numApmEvents; i++) {
 131         if (type == sunToXF86Array[i].apmBsd) {
 132             return sunToXF86Array[i].xf86;
 133         }
 134     }
 135     return XF86_APM_UNKNOWN;
 136 }
 137
 138 /*
 139  * APM events can be requested direclty from /dev/apm
 140  */
 141 static int
 142 sunPMGetEventFromOS(int fd, pmEvent *events, int num)
 143 {
 144     struct apm_event_info sunEvent;
 145     int i;
 146
 147     for (i = 0; i < num; i++) {
 148
 149         if (ioctl(fd, APM_IOC_NEXTEVENT, &sunEvent) < 0) {
 150             if (errno != EAGAIN) {
 151                 xf86Msg(X_WARNING, "sunPMGetEventFromOS: APM_IOC_NEXTEVENT"
 152                         " errno = %d\n", errno);
 153             }
 154             break;
 155         }
 156         events[i] = sunToXF86(sunEvent.type);
 157     }
 158     xf86Msg(X_WARNING, "Got some events\n");
 159     return i;
 160 }
 161
 162 static pmWait
 163 sunPMConfirmEventToOs(int fd, pmEvent event)
 164 {
 165     switch (event) {
 166 /* XXX: NOT CURRENTLY RETURNED FROM OS */
 167       case XF86_APM_SYS_STANDBY:
 168       case XF86_APM_USER_STANDBY:
 169         if (ioctl( fd, APM_IOC_STANDBY, NULL ) == 0)
 170             return PM_WAIT;  /* should we stop the Xserver in standby, too? */
 171         else
 172             return PM_NONE;
 173       case XF86_APM_SYS_SUSPEND:
 174       case XF86_APM_CRITICAL_SUSPEND:
 175       case XF86_APM_USER_SUSPEND:
 176             xf86Msg(X_WARNING, "Got SUSPENDED\n");
 177         if (ioctl( fd, APM_IOC_SUSPEND, NULL ) == 0)
 178             return PM_CONTINUE;
 179         else {
 180             xf86Msg(X_WARNING, "sunPMConfirmEventToOs: APM_IOC_SUSPEND"
 181                 " errno = %d\n", errno);
 182             return PM_FAILED;
 183         }
 184       case XF86_APM_STANDBY_RESUME:
 185       case XF86_APM_NORMAL_RESUME:
 186       case XF86_APM_CRITICAL_RESUME:
 187       case XF86_APM_STANDBY_FAILED:
 188       case XF86_APM_SUSPEND_FAILED:
 189             xf86Msg(X_WARNING, "Got RESUME\n");
 190         if (ioctl( fd, APM_IOC_RESUME, NULL ) == 0)
 191             return PM_CONTINUE;
 192         else {
 193             xf86Msg(X_WARNING, "sunPMConfirmEventToOs: APM_IOC_RESUME"
 194                 " errno = %d\n", errno);
 195             return PM_FAILED;
 196         }
 197       default:
 198         return PM_NONE;
 199     }
 200 }
 201
 202 PMClose
 203 xf86OSPMOpen(void)
 204 {
 205     int fd;
 206
 207     if (APMihPtr || !xf86Info.pmFlag) {
 208         return NULL;
 209     }
 210
 211     if ((fd = open(APM_DEVICE, O_RDWR)) == -1) {
 212         if ((fd = open(APM_DEVICE1, O_RDWR)) == -1) {
 213                 return NULL;
 214         }
 215     }
 216     xf86PMGetEventFromOs = sunPMGetEventFromOS;
 217     xf86PMConfirmEventToOs = sunPMConfirmEventToOs;
 218     APMihPtr = xf86AddInputHandler(fd, xf86HandlePMEvents, NULL);
 219     return sunCloseAPM;
 220 }
 221
 222 static void
 223 sunCloseAPM(void)
 224 {
 225     int fd;
 226
 227     if (APMihPtr) {
 228         fd = xf86RemoveInputHandler(APMihPtr);
 229         close(fd);
 230         APMihPtr = NULL;
 231     }
 232 }