From c7eeac87ba20fbb7ffd96706c8ff521fe54321c9 Mon Sep 17 00:00:00 2001 From: Marti Bolivar Date: Sat, 4 Aug 2012 01:47:22 -0400 Subject: usb_cdcacm: Expose line coding state. This was already supported, so just move the line coding structure to the header and add some functions for accessing the current values. Signed-off-by: Marti Bolivar --- libmaple/include/libmaple/usb_cdcacm.h | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) (limited to 'libmaple/include') diff --git a/libmaple/include/libmaple/usb_cdcacm.h b/libmaple/include/libmaple/usb_cdcacm.h index 5ceecc3..6649854 100644 --- a/libmaple/include/libmaple/usb_cdcacm.h +++ b/libmaple/include/libmaple/usb_cdcacm.h @@ -70,6 +70,33 @@ uint16 usb_cdcacm_get_pending(void); uint8 usb_cdcacm_get_dtr(void); uint8 usb_cdcacm_get_rts(void); +typedef struct usb_cdcacm_line_coding { + uint32 dwDTERate; /* Baud rate */ + +#define USB_CDCACM_STOP_BITS_1 0 +#define USB_CDCACM_STOP_BITS_1_5 1 +#define USB_CDCACM_STOP_BITS_2 2 + uint8 bCharFormat; /* Stop bits */ + +#define USB_CDCACM_PARITY_NONE 0 +#define USB_CDCACM_PARITY_ODD 1 +#define USB_CDCACM_PARITY_EVEN 2 +#define USB_CDCACM_PARITY_MARK 3 +#define USB_CDCACM_PARITY_SPACE 4 + uint8 bParityType; /* Parity type */ + + uint8 bDataBits; /* Data bits: 5, 6, 7, 8, or 16 */ +} __packed usb_cdcacm_line_coding; + +/* Retrieve a copy of the current line coding structure. */ +void usb_cdcacm_get_line_coding(usb_cdcacm_line_coding*); + +/* Line coding conveniences. */ +int usb_cdcacm_get_baud(void); /* dwDTERate */ +int usb_cdcacm_get_stop_bits(void); /* bCharFormat */ +int usb_cdcacm_get_parity(void); /* bParityType */ +int usb_cdcacm_get_n_data_bits(void); /* bDataBits */ + /* * Hack: hooks for bootloader reset signalling */ -- cgit v1.2.3