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d/wmr: Partial decoding of device status message. Notifies when screen is fully powered up Reverb G1.

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Nima01 2022-04-13 00:48:44 +02:00 committed by Jakob Bornecrantz
parent d37f54f179
commit f705683957
2 changed files with 23 additions and 4 deletions
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23
src/xrt/drivers/wmr/wmr_hmd.c
View file

@ -455,8 +455,27 @@ control_read_packets(struct wmr_hmd *wh)
buffer[2], buffer[3]);
}
break;
case WMR_CONTROL_MSG_UNKNOWN_05: //
WMR_DEBUG(wh, "Unknown message type: %02x (size %i)", buffer[0], size);
case WMR_CONTROL_MSG_DEVICE_STATUS: //
WMR_DEBUG(wh, "Device status message type: %02x (size %i)", buffer[0], size);
if (size != 11) {
WMR_DEBUG(wh, "---> Unexpected message size. Expected 11 bytes incl. message type.");
break;
}
// Todo: HMD state info to be decoded further.
// On Reverb G1 this message is received twice after having sent an 'enable screen' command to the HMD
// companion device. The first one is received promptly. The second one is received a few seconds later
// once the HMD screen backlight visibly powers on.
// 1st message: '05 00 01 01 00 00 00 00 00 00 00'
// 2nd message: '05 01 01 01 01 00 00 00 00 00 00'
WMR_DEBUG(wh, "---> Type and content bytes: %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
buffer[0], buffer[1], buffer[2], buffer[3], buffer[4], buffer[5], buffer[6], buffer[7],
buffer[8], buffer[9], buffer[10]);
WMR_DEBUG(wh,
"---> Flags decoded so far: [type: %02x] [display_ready: %02x] [?] [?] [display_ready: %02x] "
"[?] [?] [?] [?] [?] [?]",
buffer[0], buffer[1], buffer[4]);
break;
default: //
WMR_DEBUG(wh, "Unknown message type: %02x (size %i)", buffer[0], size);

4
src/xrt/drivers/wmr/wmr_protocol.h
View file

@ -41,8 +41,8 @@ extern "C" {
// Messages types specific to WMR Hololens Sensors' companion devices
#define WMR_CONTROL_MSG_IPD_VALUE 0x01
#define WMR_CONTROL_MSG_UNKNOWN_02 0x02 // Seen in relation to proximity events on Reverb G1
#define WMR_CONTROL_MSG_UNKNOWN_05 0x05
#define WMR_CONTROL_MSG_UNKNOWN_02 0x02 // Seen in relation to proximity events on Reverb G1
#define WMR_CONTROL_MSG_DEVICE_STATUS 0x05 // Seen in relation screen state changes on Reverb G1
// Message sub-types for WMR_MS_HOLOLENS_MSG_BT_IFACE WMR Hololens Sensors message
#define WMR_BT_IFACE_MSG_DEBUG 0x19