| 1 | #ifdef HAVE_XORG_CONFIG_H |
| 2 | #include <xorg-config.h> |
| 3 | #endif |
| 4 | |
| 5 | #include <X11/X.h> |
| 6 | #include "os.h" |
| 7 | #include "xf86.h" |
| 8 | #include "xf86Priv.h" |
| 9 | #define XF86_OS_PRIVS |
| 10 | #include "xf86_OSproc.h" |
| 11 | #include "xf86_OSlib.h" |
| 12 | |
| 13 | #include <machine/apmvar.h> |
| 14 | |
| 15 | #define APM_DEVICE "/dev/apm" |
| 16 | |
| 17 | static pointer APMihPtr = NULL; |
| 18 | static void bsdCloseAPM(void); |
| 19 | |
| 20 | static struct { |
| 21 | u_int apmBsd; |
| 22 | pmEvent xf86; |
| 23 | } bsdToXF86Array[] = { |
| 24 | {APM_STANDBY_REQ, XF86_APM_SYS_STANDBY}, |
| 25 | {APM_SUSPEND_REQ, XF86_APM_SYS_SUSPEND}, |
| 26 | {APM_NORMAL_RESUME, XF86_APM_NORMAL_RESUME}, |
| 27 | {APM_CRIT_RESUME, XF86_APM_CRITICAL_RESUME}, |
| 28 | {APM_BATTERY_LOW, XF86_APM_LOW_BATTERY}, |
| 29 | {APM_POWER_CHANGE, XF86_APM_POWER_STATUS_CHANGE}, |
| 30 | {APM_UPDATE_TIME, XF86_APM_UPDATE_TIME}, |
| 31 | {APM_CRIT_SUSPEND_REQ, XF86_APM_CRITICAL_SUSPEND}, |
| 32 | {APM_USER_STANDBY_REQ, XF86_APM_USER_STANDBY}, |
| 33 | {APM_USER_SUSPEND_REQ, XF86_APM_USER_SUSPEND}, |
| 34 | {APM_SYS_STANDBY_RESUME, XF86_APM_STANDBY_RESUME}, |
| 35 | #ifdef APM_CAPABILITY_CHANGE |
| 36 | {APM_CAPABILITY_CHANGE, XF86_APM_CAPABILITY_CHANGED}, |
| 37 | #endif |
| 38 | }; |
| 39 | |
| 40 | #define numApmEvents (sizeof(bsdToXF86Array) / sizeof(bsdToXF86Array[0])) |
| 41 | |
| 42 | static pmEvent |
| 43 | bsdToXF86(int type) |
| 44 | { |
| 45 | int i; |
| 46 | |
| 47 | for (i = 0; i < numApmEvents; i++) { |
| 48 | if (type == bsdToXF86Array[i].apmBsd) { |
| 49 | return bsdToXF86Array[i].xf86; |
| 50 | } |
| 51 | } |
| 52 | return XF86_APM_UNKNOWN; |
| 53 | } |
| 54 | |
| 55 | /* |
| 56 | * APM events can be requested direclty from /dev/apm |
| 57 | */ |
| 58 | static int |
| 59 | bsdPMGetEventFromOS(int fd, pmEvent * events, int num) |
| 60 | { |
| 61 | struct apm_event_info bsdEvent; |
| 62 | int i; |
| 63 | |
| 64 | for (i = 0; i < num; i++) { |
| 65 | |
| 66 | if (ioctl(fd, APM_IOC_NEXTEVENT, &bsdEvent) < 0) { |
| 67 | if (errno != EAGAIN) { |
| 68 | xf86Msg(X_WARNING, "bsdPMGetEventFromOS: APM_IOC_NEXTEVENT" |
| 69 | " %s\n", strerror(errno)); |
| 70 | } |
| 71 | break; |
| 72 | } |
| 73 | events[i] = bsdToXF86(bsdEvent.type); |
| 74 | } |
| 75 | return i; |
| 76 | } |
| 77 | |
| 78 | /* |
| 79 | * XXX This won't work on /dev/apm ! |
| 80 | * We should either use /dev/apm_ctl (and kill apmd(8)) |
| 81 | * or talk to apmd (but its protocol is not publically available)... |
| 82 | */ |
| 83 | static pmWait |
| 84 | bsdPMConfirmEventToOs(int fd, pmEvent event) |
| 85 | { |
| 86 | switch (event) { |
| 87 | case XF86_APM_SYS_STANDBY: |
| 88 | case XF86_APM_USER_STANDBY: |
| 89 | if (ioctl(fd, APM_IOC_STANDBY, NULL) == 0) |
| 90 | return PM_WAIT; /* should we stop the Xserver in standby, too? */ |
| 91 | else |
| 92 | return PM_NONE; |
| 93 | case XF86_APM_SYS_SUSPEND: |
| 94 | case XF86_APM_CRITICAL_SUSPEND: |
| 95 | case XF86_APM_USER_SUSPEND: |
| 96 | if (ioctl(fd, APM_IOC_SUSPEND, NULL) == 0) |
| 97 | return PM_WAIT; |
| 98 | else |
| 99 | return PM_NONE; |
| 100 | case XF86_APM_STANDBY_RESUME: |
| 101 | case XF86_APM_NORMAL_RESUME: |
| 102 | case XF86_APM_CRITICAL_RESUME: |
| 103 | case XF86_APM_STANDBY_FAILED: |
| 104 | case XF86_APM_SUSPEND_FAILED: |
| 105 | return PM_CONTINUE; |
| 106 | default: |
| 107 | return PM_NONE; |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | PMClose |
| 112 | xf86OSPMOpen(void) |
| 113 | { |
| 114 | int fd; |
| 115 | |
| 116 | if (APMihPtr || !xf86Info.pmFlag) { |
| 117 | return NULL; |
| 118 | } |
| 119 | |
| 120 | if ((fd = open(APM_DEVICE, O_RDWR)) == -1) { |
| 121 | return NULL; |
| 122 | } |
| 123 | xf86PMGetEventFromOs = bsdPMGetEventFromOS; |
| 124 | xf86PMConfirmEventToOs = bsdPMConfirmEventToOs; |
| 125 | APMihPtr = xf86AddGeneralHandler(fd, xf86HandlePMEvents, NULL); |
| 126 | return bsdCloseAPM; |
| 127 | } |
| 128 | |
| 129 | static void |
| 130 | bsdCloseAPM(void) |
| 131 | { |
| 132 | int fd; |
| 133 | |
| 134 | if (APMihPtr) { |
| 135 | fd = xf86RemoveGeneralHandler(APMihPtr); |
| 136 | close(fd); |
| 137 | APMihPtr = NULL; |
| 138 | } |
| 139 | } |