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usbps
Xilinx SDK Drivers API Documentation
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This file contains definitions used in the chapter 9 code.
MODIFICATION HISTORY:
Ver Who Date Changes
1.00a wgr 10/10/10 First release
Functions | |
u32 | XUsbPs_Ch9SetupDevDescReply (u8 *BufPtr, u32 BufLen) |
This function returns the device descriptor for the device. More... | |
u32 | XUsbPs_Ch9SetupCfgDescReply (u8 *BufPtr, u32 BufLen) |
This function returns the configuration descriptor for the device. More... | |
u32 | XUsbPs_Ch9SetupStrDescReply (u8 *BufPtr, u32 BufLen, u8 Index) |
This function returns a string descriptor for the given index. More... | |
void | XUsbPs_SetConfiguration (XUsbPs *InstancePtr, int ConfigIdx) |
This function handles a "set configuration" request. More... | |
u32 XUsbPs_Ch9SetupCfgDescReply | ( | u8 * | BufPtr, |
u32 | BufLen | ||
) |
This function returns the configuration descriptor for the device.
BufPtr | is the pointer to the buffer that is to be filled with the descriptor. |
BufLen | is the size of the provided buffer. |
u32 XUsbPs_Ch9SetupDevDescReply | ( | u8 * | BufPtr, |
u32 | BufLen | ||
) |
This function returns the device descriptor for the device.
BufPtr | is pointer to the buffer that is to be filled with the descriptor. |
BufLen | is the size of the provided buffer. |
u32 XUsbPs_Ch9SetupStrDescReply | ( | u8 * | BufPtr, |
u32 | BufLen, | ||
u8 | Index | ||
) |
This function returns a string descriptor for the given index.
BufPtr | is a pointer to the buffer that is to be filled with the descriptor. |
BufLen | is the size of the provided buffer. |
Index | is the index of the string for which the descriptor is requested. |
void XUsbPs_SetConfiguration | ( | XUsbPs * | InstancePtr, |
int | ConfigIdx | ||
) |
This function handles a "set configuration" request.
InstancePtr | is a pointer to XUsbPs instance of the controller. |
ConfigIdx | is the Index of the desired configuration. |
References XUSBPS_EP_DIRECTION_IN, XUSBPS_EP_DIRECTION_OUT, XUSBPS_EPCR1_OFFSET, XUSBPS_EPCR_RXR_MASK, XUSBPS_EPCR_RXT_BULK_MASK, XUSBPS_EPCR_TXR_MASK, XUSBPS_EPCR_TXT_BULK_MASK, XUsbPs_EpEnable, XUsbPs_EpPrime(), and XUsbPs_SetBits.