acassis commented on a change in pull request #1655:
URL: https://github.com/apache/incubator-nuttx/pull/1655#discussion_r478550597
##########
File path: boards/sim/sim/sim/README.txt
##########
@@ -544,6 +544,17 @@ bluetooth
apps/wireless/bluetooth/btsak and the NULL Bluetooth device at
drivers/wireless/bluetooth/bt_null.c
+ There is also support on a Linux Host for attaching the bluetooth hardware
+ from the host to the NuttX bluetoooth stack via the HCI Socket interface
+ over the User Channel. This is enabled in the bthcisock configuration.
+ In order to use this you must give the nuttx elf additional capabilities:
+
+ sudo setcap 'cap_net_raw,cap_net_admin=eip' ./nuttx
Review comment:
```suggestion
sudo setcap 'cap_net_raw,cap_net_admin=eip' ./nuttx
```
$ sudo setcap 'cap_net_raw,cap_net_admin=eip' ./nuttx
$ ./nuttx
NuttShell (NSH) NuttX-9.1.0
nsh> bt bnep0 scan start -d
nsh> bt bnep0 scan stop
nsh> bt bnep0 scan get
Scan result:
1. addr: 4f:0f:8f:dd:3b:a3 type: 1
rssi: -74
response type: 2
advertiser data: 03 03 9f fe 17 16 9f fe 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00
2. addr: 4f:0f:8f:dd:3b:a3 type: 1
rssi: -74
response type: 4
advertiser data: 09 ff e0 00 56 f6 ca 68 26 96
3. addr: 71:ad:8c:45:b1:f7 type: 1
rssi: -62
response type: 0
advertiser data: 02 01 1a 0a ff 4c 00 10 05 03 1c 78 c4 7b
4. addr: 71:ad:8c:45:b1:f7 type: 1
rssi: -62
response type: 4
advertiser data: 5. addr: c8:ff:77:be:b8:a0 type: 0
rssi: -83
response type: 0
advertiser data: 02 01 06 11 06 a4 d0 87 a7 b4 d1 79 89 2d 45 37
1c 10 00 d1 2d
nsh>
##########
File path: boards/sim/sim/sim/README.txt
##########
@@ -544,6 +544,17 @@ bluetooth
apps/wireless/bluetooth/btsak and the NULL Bluetooth device at
drivers/wireless/bluetooth/bt_null.c
+ There is also support on a Linux Host for attaching the bluetooth hardware
+ from the host to the NuttX bluetoooth stack via the HCI Socket interface
+ over the User Channel. This is enabled in the bthcisock configuration.
+ In order to use this you must give the nuttx elf additional capabilities:
+
+ sudo setcap 'cap_net_raw,cap_net_admin=eip' ./nuttx
+
+ You can then monitor the HCI traffic on the host with wireshark or btmon
+
+ sudo btmon
Review comment:
$ sudo btmon
= Close Index: 60:57:18:EE:03:FD
[hci0] 4.204320
@ MGMT Event: Index Removed (0x0005) plen 0
{0x0002} [hci0] 4.204520
@ MGMT Event: Index Removed (0x0005) plen 0
{0x0001} [hci0] 4.204520
= Open Index: 60:57:18:EE:03:FD
[hci0] 4.204551
= Index Info: 60:57:18:EE:03:FD (Intel Corp.)
[hci0] 4.204553
@ RAW Close: nuttx
{0x0003} 4.204557
@ USER Open: nuttx (privileged) version 2.22
{0x0003} [hci0] 4.204560
< HCI Command: Reset (0x03|0x0003) plen 0
#5 [hci0] 4.204602
= bluetoothd: Endpoint unregistered: sender=:1.74
path=/MediaEndpoint/A2DPSink/sbc 4.207973
= bluetoothd: Endpoint unregistered: sender=:1.74
path=/MediaEndpoint/A2DPSource/sbc 4.208031
> HCI Event: Command Complete (0x0e) plen 4
#6 [hci0] 4.218155
Reset (0x03|0x0003) ncmd 2
Status: Success (0x00)
< HCI Command: Read Local Supported Features (0x04|0x0003) plen 0
#7 [hci0] 4.224783
> HCI Event: Command Complete (0x0e) plen 12
#8 [hci0] 4.225184
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