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USB core and CDC fixes

This commit is contained in:
jaretburkett 2016-10-13 07:06:29 -05:00
parent c6c8827492
commit f9301a6acf
3 changed files with 9 additions and 9 deletions
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4
STM32F1/cores/maple/libmaple/usb/stm32f1/usb_cdcacm.c
View File

@ -451,7 +451,7 @@ uint32 usb_cdcacm_rx(uint8* buf, uint32 len) {
/* If all bytes have been read, re-enable the RX endpoint, which
* was set to NAK when the current batch of bytes was received. */
if (n_unread_bytes <= (CDC_SERIAL_BUFFER_SIZE - USB_CDCACM_RX_EPSIZE)) {
if (n_unread_bytes == 0) {
usb_set_ep_rx_count(USB_CDCACM_RX_ENDP, USB_CDCACM_RX_EPSIZE);
usb_set_ep_rx_stat(USB_CDCACM_RX_ENDP, USB_EP_STAT_RX_VALID);
}
@ -567,7 +567,7 @@ static void vcomDataRxCb(void) {
n_unread_bytes += ep_rx_size;
if (n_unread_bytes <= (CDC_SERIAL_BUFFER_SIZE - USB_CDCACM_RX_EPSIZE)) {
if (n_unread_bytes == 0) {
usb_set_ep_rx_count(USB_CDCACM_RX_ENDP, USB_CDCACM_RX_EPSIZE);
usb_set_ep_rx_stat(USB_CDCACM_RX_ENDP, USB_EP_STAT_RX_VALID);
}

9
STM32F1/cores/maple/libmaple/usb/usb_lib/usb_core.c
View File

@ -31,9 +31,6 @@
#define USB_StatusIn() Send0LengthData()
#define USB_StatusOut() vSetEPRxStatus(EP_RX_VALID)
#define StatusInfo0 StatusInfo.bw.bb1 /* Reverse bb0 & bb1 */
#define StatusInfo1 StatusInfo.bw.bb0
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
u16_u8 StatusInfo;
@ -857,11 +854,11 @@ u8 Setup0_Process(void)
pInformation->USBbmRequestType = *pBuf.b++; /* bmRequestType */
pInformation->USBbRequest = *pBuf.b++; /* bRequest */
pBuf.w++; /* word not accessed because of 32 bits addressing */
pInformation->USBwValue = ByteSwap(*pBuf.w++); /* wValue */
pInformation->USBwValue = *pBuf.w++; /* wValue in Little Endian */
pBuf.w++; /* word not accessed because of 32 bits addressing */
pInformation->USBwIndex = ByteSwap(*pBuf.w++); /* wIndex */
pInformation->USBwIndex = *pBuf.w++; /* wIndex in Little Endian */
pBuf.w++; /* word not accessed because of 32 bits addressing */
pInformation->USBwLength = *pBuf.w; /* wLength */
pInformation->USBwLength = *pBuf.w; /* wLength in Little Endian */
}
pInformation->ControlState = SETTING_UP;

5
STM32F1/system/libmaple/usb/usb_lib/usb_core.h
View File

@ -101,8 +101,9 @@ typedef union
u16 w;
struct BW
{
u8 bb1;
/* Little Endian */
u8 bb0;
u8 bb1;
}
bw;
} u16_u8;
@ -211,6 +212,8 @@ USER_STANDARD_REQUESTS;
#define USBwLength USBwLengths.w
#define USBwLength0 USBwLengths.bw.bb0
#define USBwLength1 USBwLengths.bw.bb1
#define StatusInfo0 StatusInfo.bw.bb0
#define StatusInfo1 StatusInfo.bw.bb1
/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */