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-rw-r--r--src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c153
-rw-r--r--src/portable/st/stm32_fsdev/dcd_stm32_fsdev_pvt_st.h151
2 files changed, 161 insertions, 143 deletions
diff --git a/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c b/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c
index c9b244c8c..78da9d0e5 100644
--- a/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c
+++ b/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c
@@ -6,7 +6,7 @@
* Portions:
* Copyright (c) 2016 STMicroelectronics
* Copyright (c) 2019 Ha Thach (tinyusb.org)
- * Copyright (c) 2022 Simon K�ppers (skuep)
+ * Copyright (c) 2022 Simon Küppers (skuep)
* Copyright (c) 2022 HiFiPhile
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
@@ -159,6 +159,10 @@ TU_VERIFY_STATIC(((DCD_STM32_BTABLE_BASE) + (DCD_STM32_BTABLE_LENGTH))<=(PMA_LEN
TU_VERIFY_STATIC(((DCD_STM32_BTABLE_BASE) % 8) == 0, "BTABLE base must be aligned to 8 bytes");
+//--------------------------------------------------------------------+
+// MACRO CONSTANT TYPEDEF
+//--------------------------------------------------------------------+
+
// One of these for every EP IN & OUT, uses a bit of RAM....
typedef struct
{
@@ -169,21 +173,9 @@ typedef struct
uint16_t pma_ptr;
uint16_t max_packet_size;
uint16_t pma_alloc_size;
- uint8_t epnum;
+ uint8_t ep_idx; // index for USB_EPnR register
} xfer_ctl_t;
-static xfer_ctl_t xfer_status[MAX_EP_COUNT][2];
-
-TU_ATTR_ALWAYS_INLINE static inline xfer_ctl_t* xfer_ctl_ptr(uint32_t ep_addr)
-{
- uint8_t epnum = tu_edpt_number(ep_addr);
- uint8_t dir = tu_edpt_dir(ep_addr);
- // Fix -Werror=null-dereference
- TU_ASSERT(epnum < MAX_EP_COUNT, &xfer_status[0][0]);
-
- return &xfer_status[epnum][dir];
-}
-
// EP allocator
typedef struct
{
@@ -192,12 +184,18 @@ typedef struct
bool allocated[2];
} ep_alloc_t;
+static xfer_ctl_t xfer_status[MAX_EP_COUNT][2];
+
static ep_alloc_t ep_alloc_status[STFSDEV_EP_COUNT];
static TU_ATTR_ALIGNED(4) uint32_t _setup_packet[6];
static uint8_t remoteWakeCountdown; // When wake is requested
+//--------------------------------------------------------------------+
+// Prototypes
+//--------------------------------------------------------------------+
+
// into the stack.
static void dcd_handle_bus_reset(void);
static void dcd_transmit_packet(xfer_ctl_t * xfer, uint16_t ep_ix);
@@ -217,6 +215,20 @@ static bool dcd_read_packet_memory(void *__restrict dst, uint16_t src, size_t wN
static bool dcd_write_packet_memory_ff(tu_fifo_t * ff, uint16_t dst, uint16_t wNBytes);
static bool dcd_read_packet_memory_ff(tu_fifo_t * ff, uint16_t src, uint16_t wNBytes);
+//--------------------------------------------------------------------+
+// Inline helper
+//--------------------------------------------------------------------+
+
+TU_ATTR_ALWAYS_INLINE static inline xfer_ctl_t* xfer_ctl_ptr(uint32_t ep_addr)
+{
+ uint8_t epnum = tu_edpt_number(ep_addr);
+ uint8_t dir = tu_edpt_dir(ep_addr);
+ // Fix -Werror=null-dereference
+ TU_ASSERT(epnum < MAX_EP_COUNT, &xfer_status[0][0]);
+
+ return &xfer_status[epnum][dir];
+}
+
// Using a function due to better type checks
// This seems better than having to do type casts everywhere else
TU_ATTR_ALWAYS_INLINE static inline void reg16_clear_bits(__IO uint16_t *reg, uint16_t mask) {
@@ -228,6 +240,10 @@ TU_ATTR_ALWAYS_INLINE static inline void clear_istr_bits(uint16_t mask) {
USB->ISTR = ~mask;
}
+//--------------------------------------------------------------------+
+// Controller API
+//--------------------------------------------------------------------+
+
void dcd_init (uint8_t rhport)
{
/* Clocks should already be enabled */
@@ -825,6 +841,7 @@ static uint8_t dcd_ep_alloc(uint8_t ep_addr, uint8_t ep_type)
{
return i;
}
+
// If EP of current direction is not allocated
// Except for ISO endpoint, both direction should be free
if(!ep_alloc_status[i].allocated[dir] &&
@@ -886,14 +903,14 @@ static void dcd_ep_free(uint8_t ep_addr)
bool dcd_edpt_open (uint8_t rhport, tusb_desc_endpoint_t const * p_endpoint_desc)
{
(void)rhport;
- uint8_t const epnum = dcd_ep_alloc(p_endpoint_desc->bEndpointAddress, p_endpoint_desc->bmAttributes.xfer);
+ uint8_t const ep_idx = dcd_ep_alloc(p_endpoint_desc->bEndpointAddress, p_endpoint_desc->bmAttributes.xfer);
uint8_t const dir = tu_edpt_dir(p_endpoint_desc->bEndpointAddress);
const uint16_t packet_size = tu_edpt_packet_size(p_endpoint_desc);
const uint16_t buffer_size = pcd_aligned_buffer_size(packet_size);
uint16_t pma_addr;
uint32_t wType;
- TU_ASSERT(epnum < STFSDEV_EP_COUNT);
+ TU_ASSERT(ep_idx < STFSDEV_EP_COUNT);
TU_ASSERT(buffer_size <= 1024);
// Set type
@@ -916,8 +933,8 @@ bool dcd_edpt_open (uint8_t rhport, tusb_desc_endpoint_t const * p_endpoint_desc
TU_ASSERT(false);
}
- pcd_set_eptype(USB, epnum, wType);
- pcd_set_ep_address(USB, epnum, tu_edpt_number(p_endpoint_desc->bEndpointAddress));
+ pcd_set_eptype(USB, ep_idx, wType);
+ pcd_set_ep_address(USB, ep_idx, tu_edpt_number(p_endpoint_desc->bEndpointAddress));
// Be normal, for now, instead of only accepting zero-byte packets (on control endpoint)
// or being double-buffered (bulk endpoints)
pcd_clear_ep_kind(USB,0);
@@ -928,37 +945,37 @@ bool dcd_edpt_open (uint8_t rhport, tusb_desc_endpoint_t const * p_endpoint_desc
if( (dir == TUSB_DIR_IN) || (wType == USB_EP_ISOCHRONOUS) )
{
- *pcd_ep_tx_address_ptr(USB, epnum) = pma_addr;
- pcd_set_ep_tx_bufsize(USB, epnum, buffer_size);
- pcd_clear_tx_dtog(USB, epnum);
+ *pcd_ep_tx_address_ptr(USB, ep_idx) = pma_addr;
+ pcd_set_ep_tx_bufsize(USB, ep_idx, buffer_size);
+ pcd_clear_tx_dtog(USB, ep_idx);
}
if( (dir == TUSB_DIR_OUT) || (wType == USB_EP_ISOCHRONOUS) )
{
- *pcd_ep_rx_address_ptr(USB, epnum) = pma_addr;
- pcd_set_ep_rx_bufsize(USB, epnum, buffer_size);
- pcd_clear_rx_dtog(USB, epnum);
+ *pcd_ep_rx_address_ptr(USB, ep_idx) = pma_addr;
+ pcd_set_ep_rx_bufsize(USB, ep_idx, buffer_size);
+ pcd_clear_rx_dtog(USB, ep_idx);
}
/* Enable endpoint */
if (dir == TUSB_DIR_IN)
{
if(wType == USB_EP_ISOCHRONOUS) {
- pcd_set_ep_tx_status(USB, epnum, USB_EP_TX_DIS);
+ pcd_set_ep_tx_status(USB, ep_idx, USB_EP_TX_DIS);
} else {
- pcd_set_ep_tx_status(USB, epnum, USB_EP_TX_NAK);
+ pcd_set_ep_tx_status(USB, ep_idx, USB_EP_TX_NAK);
}
} else
{
if(wType == USB_EP_ISOCHRONOUS) {
- pcd_set_ep_rx_status(USB, epnum, USB_EP_RX_DIS);
+ pcd_set_ep_rx_status(USB, ep_idx, USB_EP_RX_DIS);
} else {
- pcd_set_ep_rx_status(USB, epnum, USB_EP_RX_NAK);
+ pcd_set_ep_rx_status(USB, ep_idx, USB_EP_RX_NAK);
}
}
xfer_ctl_ptr(p_endpoint_desc->bEndpointAddress)->max_packet_size = packet_size;
- xfer_ctl_ptr(p_endpoint_desc->bEndpointAddress)->epnum = epnum;
+ xfer_ctl_ptr(p_endpoint_desc->bEndpointAddress)->ep_idx = ep_idx;
return true;
}
@@ -981,16 +998,16 @@ void dcd_edpt_close (uint8_t rhport, uint8_t ep_addr)
(void)rhport;
xfer_ctl_t * xfer = xfer_ctl_ptr(ep_addr);
- uint8_t const epnum = xfer->epnum;
- uint8_t const dir = tu_edpt_dir(ep_addr);
+ uint8_t const ep_idx = xfer->ep_idx;
+ uint8_t const dir = tu_edpt_dir(ep_addr);
if(dir == TUSB_DIR_IN)
{
- pcd_set_ep_tx_status(USB, epnum, USB_EP_TX_DIS);
+ pcd_set_ep_tx_status(USB, ep_idx, USB_EP_TX_DIS);
}
else
{
- pcd_set_ep_rx_status(USB, epnum, USB_EP_RX_DIS);
+ pcd_set_ep_rx_status(USB, ep_idx, USB_EP_RX_DIS);
}
dcd_ep_free(ep_addr);
@@ -1004,19 +1021,19 @@ bool dcd_edpt_iso_alloc(uint8_t rhport, uint8_t ep_addr, uint16_t largest_packet
TU_ASSERT(largest_packet_size <= 1024);
- uint8_t const epnum = dcd_ep_alloc(ep_addr, TUSB_XFER_ISOCHRONOUS);
+ uint8_t const ep_idx = dcd_ep_alloc(ep_addr, TUSB_XFER_ISOCHRONOUS);
const uint16_t buffer_size = pcd_aligned_buffer_size(largest_packet_size);
/* Create a packet memory buffer area. For isochronous endpoints,
* use the same buffer as the double buffer, essentially disabling double buffering */
uint16_t pma_addr = dcd_pma_alloc(ep_addr, buffer_size);
- xfer_ctl_ptr(ep_addr)->epnum = epnum;
+ xfer_ctl_ptr(ep_addr)->ep_idx = ep_idx;
- pcd_set_eptype(USB, epnum, USB_EP_ISOCHRONOUS);
+ pcd_set_eptype(USB, ep_idx, USB_EP_ISOCHRONOUS);
- *pcd_ep_tx_address_ptr(USB, epnum) = pma_addr;
- *pcd_ep_rx_address_ptr(USB, epnum) = pma_addr;
+ *pcd_ep_tx_address_ptr(USB, ep_idx) = pma_addr;
+ *pcd_ep_rx_address_ptr(USB, ep_idx) = pma_addr;
return true;
}
@@ -1024,30 +1041,30 @@ bool dcd_edpt_iso_alloc(uint8_t rhport, uint8_t ep_addr, uint16_t largest_packet
bool dcd_edpt_iso_activate(uint8_t rhport, tusb_desc_endpoint_t const * p_endpoint_desc)
{
(void)rhport;
- uint8_t const epnum = xfer_ctl_ptr(p_endpoint_desc->bEndpointAddress)->epnum;
- uint8_t const dir = tu_edpt_dir(p_endpoint_desc->bEndpointAddress);
+ uint8_t const ep_idx = xfer_ctl_ptr(p_endpoint_desc->bEndpointAddress)->ep_idx;
+ uint8_t const dir = tu_edpt_dir(p_endpoint_desc->bEndpointAddress);
const uint16_t packet_size = tu_edpt_packet_size(p_endpoint_desc);
const uint16_t buffer_size = pcd_aligned_buffer_size(packet_size);
/* Disable endpoint */
if(dir == TUSB_DIR_IN)
{
- pcd_set_ep_tx_status(USB, epnum, USB_EP_TX_DIS);
+ pcd_set_ep_tx_status(USB, ep_idx, USB_EP_TX_DIS);
}
else
{
- pcd_set_ep_rx_status(USB, epnum, USB_EP_RX_DIS);
+ pcd_set_ep_rx_status(USB, ep_idx, USB_EP_RX_DIS);
}
- pcd_set_ep_address(USB, epnum, tu_edpt_number(p_endpoint_desc->bEndpointAddress));
+ pcd_set_ep_address(USB, ep_idx, tu_edpt_number(p_endpoint_desc->bEndpointAddress));
// Be normal, for now, instead of only accepting zero-byte packets (on control endpoint)
// or being double-buffered (bulk endpoints)
pcd_clear_ep_kind(USB,0);
- pcd_set_ep_tx_bufsize(USB, epnum, buffer_size);
- pcd_set_ep_rx_bufsize(USB, epnum, buffer_size);
- pcd_clear_tx_dtog(USB, epnum);
- pcd_clear_rx_dtog(USB, epnum);
+ pcd_set_ep_tx_bufsize(USB, ep_idx, buffer_size);
+ pcd_set_ep_rx_bufsize(USB, ep_idx, buffer_size);
+ pcd_clear_tx_dtog(USB, ep_idx);
+ pcd_clear_rx_dtog(USB, ep_idx);
xfer_ctl_ptr(p_endpoint_desc->bEndpointAddress)->max_packet_size = packet_size;
@@ -1093,8 +1110,8 @@ bool dcd_edpt_xfer (uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t
(void) rhport;
xfer_ctl_t * xfer = xfer_ctl_ptr(ep_addr);
- uint8_t const epnum = xfer->epnum;
- uint8_t const dir = tu_edpt_dir(ep_addr);
+ uint8_t const ep_idx = xfer->ep_idx;
+ uint8_t const dir = tu_edpt_dir(ep_addr);
xfer->buffer = buffer;
xfer->ff = NULL;
@@ -1105,22 +1122,22 @@ bool dcd_edpt_xfer (uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t
{
// A setup token can occur immediately after an OUT STATUS packet so make sure we have a valid
// buffer for the control endpoint.
- if (epnum == 0 && buffer == NULL)
+ if (ep_idx == 0 && buffer == NULL)
{
xfer->buffer = (uint8_t*)_setup_packet;
}
if(total_bytes > xfer->max_packet_size)
{
- pcd_set_ep_rx_bufsize(USB,epnum,xfer->max_packet_size);
+ pcd_set_ep_rx_bufsize(USB,ep_idx,xfer->max_packet_size);
} else {
- pcd_set_ep_rx_bufsize(USB,epnum,total_bytes);
+ pcd_set_ep_rx_bufsize(USB,ep_idx,total_bytes);
}
- pcd_set_ep_rx_status(USB, epnum, USB_EP_RX_VALID);
+ pcd_set_ep_rx_status(USB, ep_idx, USB_EP_RX_VALID);
}
else // IN
{
- dcd_transmit_packet(xfer,epnum);
+ dcd_transmit_packet(xfer,ep_idx);
}
return true;
}
@@ -1130,7 +1147,7 @@ bool dcd_edpt_xfer_fifo (uint8_t rhport, uint8_t ep_addr, tu_fifo_t * ff, uint16
(void) rhport;
xfer_ctl_t * xfer = xfer_ctl_ptr(ep_addr);
- uint8_t const epnum = xfer->epnum;
+ uint8_t const epnum = xfer->ep_idx;
uint8_t const dir = tu_edpt_dir(ep_addr);
xfer->buffer = NULL;
@@ -1160,16 +1177,16 @@ void dcd_edpt_stall (uint8_t rhport, uint8_t ep_addr)
(void)rhport;
xfer_ctl_t * xfer = xfer_ctl_ptr(ep_addr);
- uint8_t const epnum = xfer->epnum;
- uint8_t const dir = tu_edpt_dir(ep_addr);
+ uint8_t const ep_idx = xfer->ep_idx;
+ uint8_t const dir = tu_edpt_dir(ep_addr);
if (dir == TUSB_DIR_IN)
{ // IN
- pcd_set_ep_tx_status(USB, epnum, USB_EP_TX_STALL);
+ pcd_set_ep_tx_status(USB, ep_idx, USB_EP_TX_STALL);
}
else
{ // OUT
- pcd_set_ep_rx_status(USB, epnum, USB_EP_RX_STALL);
+ pcd_set_ep_rx_status(USB, ep_idx, USB_EP_RX_STALL);
}
}
@@ -1178,25 +1195,25 @@ void dcd_edpt_clear_stall (uint8_t rhport, uint8_t ep_addr)
(void)rhport;
xfer_ctl_t * xfer = xfer_ctl_ptr(ep_addr);
- uint8_t const epnum = xfer->epnum;
- uint8_t const dir = tu_edpt_dir(ep_addr);
+ uint8_t const ep_idx = xfer->ep_idx;
+ uint8_t const dir = tu_edpt_dir(ep_addr);
if (dir == TUSB_DIR_IN)
{ // IN
- if (pcd_get_eptype(USB, epnum) != USB_EP_ISOCHRONOUS) {
- pcd_set_ep_tx_status(USB, epnum, USB_EP_TX_NAK);
+ if (pcd_get_eptype(USB, ep_idx) != USB_EP_ISOCHRONOUS) {
+ pcd_set_ep_tx_status(USB, ep_idx, USB_EP_TX_NAK);
}
/* Reset to DATA0 if clearing stall condition. */
- pcd_clear_tx_dtog(USB, epnum);
+ pcd_clear_tx_dtog(USB, ep_idx);
}
else
{ // OUT
- if (pcd_get_eptype(USB, epnum) != USB_EP_ISOCHRONOUS) {
- pcd_set_ep_rx_status(USB, epnum, USB_EP_RX_NAK);
+ if (pcd_get_eptype(USB, ep_idx) != USB_EP_ISOCHRONOUS) {
+ pcd_set_ep_rx_status(USB, ep_idx, USB_EP_RX_NAK);
}
/* Reset to DATA0 if clearing stall condition. */
- pcd_clear_rx_dtog(USB, epnum);
+ pcd_clear_rx_dtog(USB, ep_idx);
}
}
@@ -1318,7 +1335,7 @@ static bool dcd_read_packet_memory(void *__restrict dst, uint16_t src, size_t wN
*dstVal++ = ((temp >> 8) & 0xFF);
}
- if (wNBytes % 2)
+ if (wNBytes & 0x01)
{
temp = *pdwVal;
pdwVal += PMA_STRIDE;
diff --git a/src/portable/st/stm32_fsdev/dcd_stm32_fsdev_pvt_st.h b/src/portable/st/stm32_fsdev/dcd_stm32_fsdev_pvt_st.h
index f4966907a..039fb13d2 100644
--- a/src/portable/st/stm32_fsdev/dcd_stm32_fsdev_pvt_st.h
+++ b/src/portable/st/stm32_fsdev/dcd_stm32_fsdev_pvt_st.h
@@ -120,9 +120,9 @@
static __IO uint16_t * const pma = (__IO uint16_t*)USB_PMAADDR;
// prototypes
-TU_ATTR_ALWAYS_INLINE static inline __IO uint16_t* pcd_ep_rx_cnt_ptr(USB_TypeDef * USBx, uint32_t bEpNum);
-TU_ATTR_ALWAYS_INLINE static inline __IO uint16_t* pcd_ep_tx_cnt_ptr(USB_TypeDef * USBx, uint32_t bEpNum);
-TU_ATTR_ALWAYS_INLINE static inline void pcd_set_endpoint(USB_TypeDef * USBx, uint32_t bEpNum, uint32_t wRegValue);
+TU_ATTR_ALWAYS_INLINE static inline __IO uint16_t* pcd_ep_rx_cnt_ptr(USB_TypeDef * USBx, uint32_t bEpIdx);
+TU_ATTR_ALWAYS_INLINE static inline __IO uint16_t* pcd_ep_tx_cnt_ptr(USB_TypeDef * USBx, uint32_t bEpIdx);
+TU_ATTR_ALWAYS_INLINE static inline void pcd_set_endpoint(USB_TypeDef * USBx, uint32_t bEpIdx, uint32_t wRegValue);
/* Aligned buffer size according to hardware */
TU_ATTR_ALWAYS_INLINE static inline uint16_t pcd_aligned_buffer_size(uint16_t size)
@@ -138,71 +138,71 @@ TU_ATTR_ALWAYS_INLINE static inline uint16_t pcd_aligned_buffer_size(uint16_t si
}
/* SetENDPOINT */
-TU_ATTR_ALWAYS_INLINE static inline void pcd_set_endpoint(USB_TypeDef * USBx, uint32_t bEpNum, uint32_t wRegValue)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_set_endpoint(USB_TypeDef * USBx, uint32_t bEpIdx, uint32_t wRegValue)
{
- __O uint16_t *reg = (__O uint16_t *)((&USBx->EP0R) + bEpNum*2u);
+ __O uint16_t *reg = (__O uint16_t *)((&USBx->EP0R) + bEpIdx*2u);
*reg = (uint16_t)wRegValue;
}
/* GetENDPOINT */
-TU_ATTR_ALWAYS_INLINE static inline uint16_t pcd_get_endpoint(USB_TypeDef * USBx, uint32_t bEpNum) {
- __I uint16_t *reg = (__I uint16_t *)((&USBx->EP0R) + bEpNum*2u);
+TU_ATTR_ALWAYS_INLINE static inline uint16_t pcd_get_endpoint(USB_TypeDef * USBx, uint32_t bEpIdx) {
+ __I uint16_t *reg = (__I uint16_t *)((&USBx->EP0R) + bEpIdx*2u);
return *reg;
}
-TU_ATTR_ALWAYS_INLINE static inline void pcd_set_eptype(USB_TypeDef * USBx, uint32_t bEpNum, uint32_t wType)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_set_eptype(USB_TypeDef * USBx, uint32_t bEpIdx, uint32_t wType)
{
- uint32_t regVal = pcd_get_endpoint(USBx, bEpNum);
+ uint32_t regVal = pcd_get_endpoint(USBx, bEpIdx);
regVal &= (uint32_t)USB_EP_T_MASK;
regVal |= wType;
regVal |= USB_EP_CTR_RX | USB_EP_CTR_TX; // These clear on write0, so must set high
- pcd_set_endpoint(USBx, bEpNum, regVal);
+ pcd_set_endpoint(USBx, bEpIdx, regVal);
}
-TU_ATTR_ALWAYS_INLINE static inline uint32_t pcd_get_eptype(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline uint32_t pcd_get_eptype(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- uint32_t regVal = pcd_get_endpoint(USBx, bEpNum);
+ uint32_t regVal = pcd_get_endpoint(USBx, bEpIdx);
regVal &= USB_EP_T_FIELD;
return regVal;
}
/**
* @brief Clears bit CTR_RX / CTR_TX in the endpoint register.
* @param USBx USB peripheral instance register address.
- * @param bEpNum Endpoint Number.
+ * @param bEpIdx Endpoint Number.
* @retval None
*/
-TU_ATTR_ALWAYS_INLINE static inline void pcd_clear_rx_ep_ctr(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_clear_rx_ep_ctr(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- uint32_t regVal = pcd_get_endpoint(USBx, bEpNum);
+ uint32_t regVal = pcd_get_endpoint(USBx, bEpIdx);
regVal &= USB_EPREG_MASK;
regVal &= ~USB_EP_CTR_RX;
regVal |= USB_EP_CTR_TX; // preserve CTR_TX (clears on writing 0)
- pcd_set_endpoint(USBx, bEpNum, regVal);
+ pcd_set_endpoint(USBx, bEpIdx, regVal);
}
-TU_ATTR_ALWAYS_INLINE static inline void pcd_clear_tx_ep_ctr(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_clear_tx_ep_ctr(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- uint32_t regVal = pcd_get_endpoint(USBx, bEpNum);
+ uint32_t regVal = pcd_get_endpoint(USBx, bEpIdx);
regVal &= USB_EPREG_MASK;
regVal &= ~USB_EP_CTR_TX;
regVal |= USB_EP_CTR_RX; // preserve CTR_RX (clears on writing 0)
- pcd_set_endpoint(USBx, bEpNum,regVal);
+ pcd_set_endpoint(USBx, bEpIdx,regVal);
}
/**
* @brief gets counter of the tx buffer.
* @param USBx USB peripheral instance register address.
- * @param bEpNum Endpoint Number.
+ * @param bEpIdx Endpoint Number.
* @retval Counter value
*/
-TU_ATTR_ALWAYS_INLINE static inline uint32_t pcd_get_ep_tx_cnt(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline uint32_t pcd_get_ep_tx_cnt(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- __I uint16_t *regPtr = pcd_ep_tx_cnt_ptr(USBx, bEpNum);
+ __I uint16_t *regPtr = pcd_ep_tx_cnt_ptr(USBx, bEpIdx);
return *regPtr & 0x3ffU;
}
-TU_ATTR_ALWAYS_INLINE static inline uint32_t pcd_get_ep_rx_cnt(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline uint32_t pcd_get_ep_rx_cnt(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- __I uint16_t *regPtr = pcd_ep_rx_cnt_ptr(USBx, bEpNum);
+ __I uint16_t *regPtr = pcd_ep_rx_cnt_ptr(USBx, bEpIdx);
return *regPtr & 0x3ffU;
}
@@ -229,17 +229,17 @@ TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_cnt_reg(__O uint16_t * pdwRe
/**
* @brief Sets address in an endpoint register.
* @param USBx USB peripheral instance register address.
- * @param bEpNum Endpoint Number.
+ * @param bEpIdx Endpoint Number.
* @param bAddr Address.
* @retval None
*/
-TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_address(USB_TypeDef * USBx, uint32_t bEpNum, uint32_t bAddr)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_address(USB_TypeDef * USBx, uint32_t bEpIdx, uint32_t bAddr)
{
- uint32_t regVal = pcd_get_endpoint(USBx, bEpNum);
+ uint32_t regVal = pcd_get_endpoint(USBx, bEpIdx);
regVal &= USB_EPREG_MASK;
regVal |= bAddr;
regVal |= USB_EP_CTR_RX|USB_EP_CTR_TX;
- pcd_set_endpoint(USBx, bEpNum,regVal);
+ pcd_set_endpoint(USBx, bEpIdx,regVal);
}
TU_ATTR_ALWAYS_INLINE static inline __IO uint16_t * pcd_btable_word_ptr(USB_TypeDef * USBx, size_t x)
@@ -250,47 +250,47 @@ TU_ATTR_ALWAYS_INLINE static inline __IO uint16_t * pcd_btable_word_ptr(USB_Type
}
// Pointers to the PMA table entries (using the ARM address space)
-TU_ATTR_ALWAYS_INLINE static inline __IO uint16_t* pcd_ep_tx_address_ptr(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline __IO uint16_t* pcd_ep_tx_address_ptr(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- return pcd_btable_word_ptr(USBx,(bEpNum)*4u + 0u);
+ return pcd_btable_word_ptr(USBx,(bEpIdx)*4u + 0u);
}
-TU_ATTR_ALWAYS_INLINE static inline __IO uint16_t* pcd_ep_tx_cnt_ptr(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline __IO uint16_t* pcd_ep_tx_cnt_ptr(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- return pcd_btable_word_ptr(USBx,(bEpNum)*4u + 1u);
+ return pcd_btable_word_ptr(USBx,(bEpIdx)*4u + 1u);
}
-TU_ATTR_ALWAYS_INLINE static inline __IO uint16_t* pcd_ep_rx_address_ptr(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline __IO uint16_t* pcd_ep_rx_address_ptr(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- return pcd_btable_word_ptr(USBx,(bEpNum)*4u + 2u);
+ return pcd_btable_word_ptr(USBx,(bEpIdx)*4u + 2u);
}
-TU_ATTR_ALWAYS_INLINE static inline __IO uint16_t* pcd_ep_rx_cnt_ptr(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline __IO uint16_t* pcd_ep_rx_cnt_ptr(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- return pcd_btable_word_ptr(USBx,(bEpNum)*4u + 3u);
+ return pcd_btable_word_ptr(USBx,(bEpIdx)*4u + 3u);
}
-TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_tx_cnt(USB_TypeDef * USBx, uint32_t bEpNum, uint32_t wCount)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_tx_cnt(USB_TypeDef * USBx, uint32_t bEpIdx, uint32_t wCount)
{
- __IO uint16_t * reg = pcd_ep_tx_cnt_ptr(USBx, bEpNum);
+ __IO uint16_t * reg = pcd_ep_tx_cnt_ptr(USBx, bEpIdx);
*reg = (uint16_t) (*reg & (uint16_t) ~0x3FFU) | (wCount & 0x3FFU);
}
-TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_rx_cnt(USB_TypeDef * USBx, uint32_t bEpNum, uint32_t wCount)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_rx_cnt(USB_TypeDef * USBx, uint32_t bEpIdx, uint32_t wCount)
{
- __IO uint16_t * reg = pcd_ep_rx_cnt_ptr(USBx, bEpNum);
+ __IO uint16_t * reg = pcd_ep_rx_cnt_ptr(USBx, bEpIdx);
*reg = (uint16_t) (*reg & (uint16_t) ~0x3FFU) | (wCount & 0x3FFU);
}
-TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_tx_bufsize(USB_TypeDef * USBx, uint32_t bEpNum, uint32_t wCount)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_tx_bufsize(USB_TypeDef * USBx, uint32_t bEpIdx, uint32_t wCount)
{
- __IO uint16_t *pdwReg = pcd_ep_tx_cnt_ptr((USBx),(bEpNum));
+ __IO uint16_t *pdwReg = pcd_ep_tx_cnt_ptr((USBx),(bEpIdx));
wCount = pcd_aligned_buffer_size(wCount);
pcd_set_ep_cnt_reg(pdwReg, wCount);
}
-TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_rx_bufsize(USB_TypeDef * USBx, uint32_t bEpNum, uint32_t wCount)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_rx_bufsize(USB_TypeDef * USBx, uint32_t bEpIdx, uint32_t wCount)
{
- __IO uint16_t *pdwReg = pcd_ep_rx_cnt_ptr((USBx),(bEpNum));
+ __IO uint16_t *pdwReg = pcd_ep_rx_cnt_ptr((USBx),(bEpIdx));
wCount = pcd_aligned_buffer_size(wCount);
pcd_set_ep_cnt_reg(pdwReg, wCount);
}
@@ -298,13 +298,13 @@ TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_rx_bufsize(USB_TypeDef * USB
/**
* @brief sets the status for tx transfer (bits STAT_TX[1:0]).
* @param USBx USB peripheral instance register address.
- * @param bEpNum Endpoint Number.
+ * @param bEpIdx Endpoint Number.
* @param wState new state
* @retval None
*/
-TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_tx_status(USB_TypeDef * USBx, uint32_t bEpNum, uint32_t wState)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_tx_status(USB_TypeDef * USBx, uint32_t bEpIdx, uint32_t wState)
{
- uint32_t regVal = pcd_get_endpoint(USBx, bEpNum);
+ uint32_t regVal = pcd_get_endpoint(USBx, bEpIdx);
regVal &= USB_EPTX_DTOGMASK;
/* toggle first bit ? */
@@ -319,20 +319,20 @@ TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_tx_status(USB_TypeDef * USBx
}
regVal |= USB_EP_CTR_RX|USB_EP_CTR_TX;
- pcd_set_endpoint(USBx, bEpNum, regVal);
+ pcd_set_endpoint(USBx, bEpIdx, regVal);
} /* pcd_set_ep_tx_status */
/**
* @brief sets the status for rx transfer (bits STAT_TX[1:0])
* @param USBx USB peripheral instance register address.
- * @param bEpNum Endpoint Number.
+ * @param bEpIdx Endpoint Number.
* @param wState new state
* @retval None
*/
-TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_rx_status(USB_TypeDef * USBx, uint32_t bEpNum, uint32_t wState)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_rx_status(USB_TypeDef * USBx, uint32_t bEpIdx, uint32_t wState)
{
- uint32_t regVal = pcd_get_endpoint(USBx, bEpNum);
+ uint32_t regVal = pcd_get_endpoint(USBx, bEpIdx);
regVal &= USB_EPRX_DTOGMASK;
/* toggle first bit ? */
@@ -347,12 +347,12 @@ TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_rx_status(USB_TypeDef * USBx
}
regVal |= USB_EP_CTR_RX|USB_EP_CTR_TX;
- pcd_set_endpoint(USBx, bEpNum, regVal);
+ pcd_set_endpoint(USBx, bEpIdx, regVal);
} /* pcd_set_ep_rx_status */
-TU_ATTR_ALWAYS_INLINE static inline uint32_t pcd_get_ep_rx_status(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline uint32_t pcd_get_ep_rx_status(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- uint32_t regVal = pcd_get_endpoint(USBx, bEpNum);
+ uint32_t regVal = pcd_get_endpoint(USBx, bEpIdx);
return (regVal & USB_EPRX_STAT) >> (12u);
} /* pcd_get_ep_rx_status */
@@ -360,71 +360,71 @@ TU_ATTR_ALWAYS_INLINE static inline uint32_t pcd_get_ep_rx_status(USB_TypeDef *
/**
* @brief Toggles DTOG_RX / DTOG_TX bit in the endpoint register.
* @param USBx USB peripheral instance register address.
- * @param bEpNum Endpoint Number.
+ * @param bEpIdx Endpoint Number.
* @retval None
*/
-TU_ATTR_ALWAYS_INLINE static inline void pcd_rx_dtog(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_rx_dtog(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- uint32_t regVal = pcd_get_endpoint(USBx, bEpNum);
+ uint32_t regVal = pcd_get_endpoint(USBx, bEpIdx);
regVal &= USB_EPREG_MASK;
regVal |= USB_EP_CTR_RX|USB_EP_CTR_TX|USB_EP_DTOG_RX;
- pcd_set_endpoint(USBx, bEpNum, regVal);
+ pcd_set_endpoint(USBx, bEpIdx, regVal);
}
-TU_ATTR_ALWAYS_INLINE static inline void pcd_tx_dtog(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_tx_dtog(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- uint32_t regVal = pcd_get_endpoint(USBx, bEpNum);
+ uint32_t regVal = pcd_get_endpoint(USBx, bEpIdx);
regVal &= USB_EPREG_MASK;
regVal |= USB_EP_CTR_RX|USB_EP_CTR_TX|USB_EP_DTOG_TX;
- pcd_set_endpoint(USBx, bEpNum, regVal);
+ pcd_set_endpoint(USBx, bEpIdx, regVal);
}
/**
* @brief Clears DTOG_RX / DTOG_TX bit in the endpoint register.
* @param USBx USB peripheral instance register address.
- * @param bEpNum Endpoint Number.
+ * @param bEpIdx Endpoint Number.
* @retval None
*/
-TU_ATTR_ALWAYS_INLINE static inline void pcd_clear_rx_dtog(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_clear_rx_dtog(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- uint32_t regVal = pcd_get_endpoint(USBx, bEpNum);
+ uint32_t regVal = pcd_get_endpoint(USBx, bEpIdx);
if((regVal & USB_EP_DTOG_RX) != 0)
{
- pcd_rx_dtog(USBx,bEpNum);
+ pcd_rx_dtog(USBx,bEpIdx);
}
}
-TU_ATTR_ALWAYS_INLINE static inline void pcd_clear_tx_dtog(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_clear_tx_dtog(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- uint32_t regVal = pcd_get_endpoint(USBx, bEpNum);
+ uint32_t regVal = pcd_get_endpoint(USBx, bEpIdx);
if((regVal & USB_EP_DTOG_TX) != 0)
{
- pcd_tx_dtog(USBx,bEpNum);
+ pcd_tx_dtog(USBx,bEpIdx);
}
}
/**
* @brief set & clear EP_KIND bit.
* @param USBx USB peripheral instance register address.
- * @param bEpNum Endpoint Number.
+ * @param bEpIdx Endpoint Number.
* @retval None
*/
-TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_kind(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_set_ep_kind(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- uint32_t regVal = pcd_get_endpoint(USBx, bEpNum);
+ uint32_t regVal = pcd_get_endpoint(USBx, bEpIdx);
regVal |= USB_EP_KIND;
regVal &= USB_EPREG_MASK;
regVal |= USB_EP_CTR_RX|USB_EP_CTR_TX;
- pcd_set_endpoint(USBx, bEpNum, regVal);
+ pcd_set_endpoint(USBx, bEpIdx, regVal);
}
-TU_ATTR_ALWAYS_INLINE static inline void pcd_clear_ep_kind(USB_TypeDef * USBx, uint32_t bEpNum)
+TU_ATTR_ALWAYS_INLINE static inline void pcd_clear_ep_kind(USB_TypeDef * USBx, uint32_t bEpIdx)
{
- uint32_t regVal = pcd_get_endpoint(USBx, bEpNum);
+ uint32_t regVal = pcd_get_endpoint(USBx, bEpIdx);
regVal &= USB_EPKIND_MASK;
regVal |= USB_EP_CTR_RX|USB_EP_CTR_TX;
- pcd_set_endpoint(USBx, bEpNum, regVal);
+ pcd_set_endpoint(USBx, bEpIdx, regVal);
}
// This checks if the device has "LPM"
@@ -438,6 +438,7 @@ TU_ATTR_ALWAYS_INLINE static inline void pcd_clear_ep_kind(USB_TypeDef * USBx, u
USB_ISTR_RESET | USB_ISTR_SOF | USB_ISTR_ESOF | USB_ISTR_L1REQ_FORCED )
// Number of endpoints in hardware
+// TODO should use TUP_DCD_ENDPOINT_MAX
#define STFSDEV_EP_COUNT (8u)
#endif /* PORTABLE_ST_STM32F0_DCD_STM32F0_FSDEV_PVT_ST_H_ */
generated by cgit v1.3.1 (git 2.54.0) at 2026-08-17 09:29:48 +0000