From 9bcc1057ca3796e8ba8aa9805cf9d140ee7f51d3 Mon Sep 17 00:00:00 2001 From: Radomir Dopieralski Date: Sun, 22 Oct 2017 04:39:20 +0200 Subject: Gracefully reset the gamepad module (#356) If a soft reset happens while the gamepad module is scanning for button presses, there is a moment when the pins get de-initialized, but the gamepad module is still trying to read them, which ends in a crash. We can avoid it by disabling scanning on reset. --- shared-module/gamepad/__init__.c | 4 ++++ shared-module/gamepad/__init__.h | 1 + 2 files changed, 5 insertions(+) (limited to 'shared-module') diff --git a/shared-module/gamepad/__init__.c b/shared-module/gamepad/__init__.c index 1aebf611d..b6c8be215 100644 --- a/shared-module/gamepad/__init__.c +++ b/shared-module/gamepad/__init__.c @@ -49,3 +49,7 @@ void gamepad_tick(void) { gamepad_singleton->pressed |= gamepad_singleton->last & gamepad_current; gamepad_singleton->last = gamepad_current; } + +void gamepad_reset(void) { + gamepad_singleton = NULL; +} diff --git a/shared-module/gamepad/__init__.h b/shared-module/gamepad/__init__.h index eacd72366..1fae570f9 100644 --- a/shared-module/gamepad/__init__.h +++ b/shared-module/gamepad/__init__.h @@ -28,5 +28,6 @@ #define MICROPY_INCLUDED_GAMEPAD_H void gamepad_tick(void); +void gamepad_reset(void); #endif // MICROPY_INCLUDED_GAMEPAD_H -- cgit v1.2.3