From d6eacce827a8ebffb5e82b48d4c88eb097594c1e Mon Sep 17 00:00:00 2001 From: Martin Mueller Date: Thu, 4 Nov 2010 00:41:49 +0100 Subject: add standard request --- lib/usb/usb_f103.c | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) (limited to 'lib/usb/usb_f103.c') diff --git a/lib/usb/usb_f103.c b/lib/usb/usb_f103.c index e4cf06e..1af4493 100644 --- a/lib/usb/usb_f103.c +++ b/lib/usb/usb_f103.c @@ -116,7 +116,22 @@ void usbd_ep_stall(u8 addr) if(addr & 0x80) USB_SET_EP_TX_STAT(addr, USB_EP_TX_STAT_STALL); else - USB_SET_EP_RX_STAT(addr & 0x7F, USB_EP_RX_STAT_STALL); + USB_SET_EP_RX_STAT(addr&0x7F, USB_EP_RX_STAT_STALL); +} + +u8 usbd_get_ep_stall(u8 addr) +{ + if(addr == 0) + if ((*USB_EP_REG(addr) & USB_EP_TX_STAT) == USB_EP_TX_STAT_STALL) + return 1; + if(addr & 0x80) { + if ((*USB_EP_REG(addr) & USB_EP_TX_STAT) == USB_EP_TX_STAT_STALL) + return 1; + } else { + if ((*USB_EP_REG(addr&0x7F) & USB_EP_RX_STAT) == USB_EP_RX_STAT_STALL) + return 1; + } + return 0; } /** Copy a data buffer to Packet Memory. -- cgit v1.2.3