From 9e49090ac6fb41645e5d09145cc4163e65565788 Mon Sep 17 00:00:00 2001 From: Marti Bolivar Date: Tue, 31 Jul 2012 13:03:12 -0400 Subject: usb_cdcacm: Add hook system. Provide hooks so users can reach into the CDC ACM callbacks with their own code. We'll use this to move the bootloader reset signals to Wirish. Signed-off-by: Marti Bolivar --- libmaple/include/libmaple/usb_cdcacm.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'libmaple/include') diff --git a/libmaple/include/libmaple/usb_cdcacm.h b/libmaple/include/libmaple/usb_cdcacm.h index 85b4f5e..3b15d48 100644 --- a/libmaple/include/libmaple/usb_cdcacm.h +++ b/libmaple/include/libmaple/usb_cdcacm.h @@ -94,6 +94,19 @@ uint16 usb_cdcacm_get_pending(void); uint8 usb_cdcacm_get_dtr(void); uint8 usb_cdcacm_get_rts(void); +/* + * Hack: hooks for bootloader reset signalling + */ + +#define USB_CDCACM_HOOK_RX 0x1 +#define USB_CDCACM_HOOK_IFACE_SETUP 0x2 + +void usb_cdcacm_set_hooks(unsigned hook_flags, void (*hook)(unsigned, void*)); + +static __always_inline void usb_cdcacm_remove_hooks(unsigned hook_flags) { + usb_cdcacm_set_hooks(hook_flags, 0); +} + #ifdef __cplusplus } #endif -- cgit v1.2.3