jyapayne/switch-pico
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

fix(native-usb): prevent transmit-bank starvation and retain battery telemetry

Browse source
This commit is contained in:
Joey Yakimowich-Payne 2026-09-13 21:00:17 -06:00
commit a699a6920b
16 changed files with 342 additions and 82 deletions
Download patch file Download diff file Expand all files Collapse all files

4
tools/switch2_usb_probe/native_gamepad_input.cpp
View file

@ -290,9 +290,7 @@ uint32_t probe_native_gamepad_input_peek_native_report(uint8_t instance, uint32_
if (g_report_token == UINT32_MAX) return 0; // Boot-unique, including across children/resets.
memset(child.pending_report, 0, sizeof(child.pending_report));
child.pending_report[0] = child.counter;
// Battery telemetry belongs to the source; external power belongs to
// these USB-powered virtual controllers. Unknown is not a full charge,
// and the Pico does not charge the wireless source.
// Source battery level and the virtual controller's USB power are separate.
const unsigned battery_level = (static_cast<unsigned>(g_source.battery) * 9u + 127u) / 255u;
child.pending_report[1] = static_cast<uint8_t>((battery_level << 2) | 0x01u);
memcpy(child.pending_report + 2, child.input.buttons, sizeof(child.input.buttons));