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usbps
Xilinx SDK Drivers API Documentation
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This file contains the implementation of the storage specific chapter 9 code for the example.
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.