kingkevin
/
espressif_tinyusb
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge branch 'master' into msp430f5529

This commit is contained in:
hathach 2019-11-10 20:12:23 +07:00 committed by GitHub
parent 965f3a8f1d 3c49ff153e
commit 620fa572bd
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
12 changed files with 326 additions and 241 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
examples/make.mk
View File

@ -82,11 +82,16 @@ CFLAGS += \
# Debugging/Optimization
ifeq ($(DEBUG), 1)
CFLAGS += -Og -ggdb -DCFG_TUSB_DEBUG=2
CFLAGS += -Og -ggdb
else
ifneq ($(BOARD), spresense)
CFLAGS += -flto -Os
else
CFLAGS += -Os
ifneq ($(BOARD),spresense)
CFLAGS += -flto -Os
else
CFLAGS += -Os
endif
endif
# TUSB Logging option
ifneq ($(LOG),)
CFLAGS += -DCFG_TUSB_DEBUG=$(LOG)
endif

4
hw/bsp/stm32f070rbnucleo/board.mk
View File

@ -24,8 +24,8 @@ SRC_C += \
$(ST_HAL_DRIVER)/Src/stm32f0xx_hal_cortex.c \
$(ST_HAL_DRIVER)/Src/stm32f0xx_hal_rcc.c \
$(ST_HAL_DRIVER)/Src/stm32f0xx_hal_rcc_ex.c \
$(ST_HAL_DRIVER)/Src/stm32f0xx_hal_gpio.c
$(ST_HAL_DRIVER)/Src/stm32f0xx_hal_gpio.c \
$(ST_HAL_DRIVER)/Src/stm32f0xx_hal_uart.c
SRC_S += \
$(ST_CMSIS)/Source/Templates/gcc/startup_stm32f070xb.s

44
hw/bsp/stm32f070rbnucleo/stm32f070rbnucleo.c
View File

@ -37,6 +37,24 @@
#define BUTTON_PIN GPIO_PIN_13
#define BUTTON_STATE_ACTIVE 0
#define UARTx USART2
#define UART_GPIO_PORT GPIOA
#define UART_GPIO_AF GPIO_AF1_USART2
#define UART_TX_PIN GPIO_PIN_2
#define UART_RX_PIN GPIO_PIN_3
UART_HandleTypeDef UartHandle;
// enable all LED, Button, Uart, USB clock
static void all_rcc_clk_enable(void)
{
__HAL_RCC_GPIOA_CLK_ENABLE(); // USB D+, D-
__HAL_RCC_GPIOC_CLK_ENABLE(); // LED
//__HAL_RCC_GPIOA_CLK_ENABLE(); // Button
//__HAL_RCC_GPIOA_CLK_ENABLE(); // Uart tx, rx
__HAL_RCC_USART2_CLK_ENABLE(); // Uart module
}
void board_init(void)
{
#if CFG_TUSB_OS == OPT_OS_NONE
@ -74,8 +92,9 @@ void board_init(void)
// Notify runtime of frequency change.
SystemCoreClockUpdate();
all_rcc_clk_enable();
// LED
__HAL_RCC_GPIOA_CLK_ENABLE();
GPIO_InitTypeDef GPIO_InitStruct;
GPIO_InitStruct.Pin = LED_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
@ -84,13 +103,30 @@ void board_init(void)
HAL_GPIO_Init(LED_PORT, &GPIO_InitStruct);
// Button
__HAL_RCC_GPIOC_CLK_ENABLE();
GPIO_InitStruct.Pin = BUTTON_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(BUTTON_PORT, &GPIO_InitStruct);
// Uart
GPIO_InitStruct.Pin = UART_TX_PIN | UART_RX_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = UART_GPIO_AF;
HAL_GPIO_Init(UART_GPIO_PORT, &GPIO_InitStruct);
UartHandle.Instance = UARTx;
UartHandle.Init.BaudRate = CFG_BOARD_UART_BAUDRATE;
UartHandle.Init.WordLength = UART_WORDLENGTH_8B;
UartHandle.Init.StopBits = UART_STOPBITS_1;
UartHandle.Init.Parity = UART_PARITY_NONE;
UartHandle.Init.HwFlowCtl = UART_HWCONTROL_NONE;
UartHandle.Init.Mode = UART_MODE_TX_RX;
UartHandle.Init.OverSampling = UART_OVERSAMPLING_16;
HAL_UART_Init(&UartHandle);
// Start USB clock
__HAL_RCC_USB_CLK_ENABLE();
}
@ -117,8 +153,8 @@ int board_uart_read(uint8_t* buf, int len)
int board_uart_write(void const * buf, int len)
{
(void) buf; (void) len;
return 0;
HAL_UART_Transmit(&UartHandle, (uint8_t*) buf, len, 0xffff);
return len;
}
#if CFG_TUSB_OS == OPT_OS_NONE

4
hw/bsp/stm32f070rbnucleo/stm32f0xx_hal_conf.h
View File

@ -66,8 +66,8 @@
/*#define HAL_RTC_MODULE_ENABLED */
/*#define HAL_SPI_MODULE_ENABLED */
/*#define HAL_TIM_MODULE_ENABLED */
/*#define HAL_UART_MODULE_ENABLED */
#define HAL_USART_MODULE_ENABLED
#define HAL_UART_MODULE_ENABLED
/*#define HAL_USART_MODULE_ENABLED */
/*#define HAL_IRDA_MODULE_ENABLED */
/*#define HAL_SMARTCARD_MODULE_ENABLED */
/*#define HAL_SMBUS_MODULE_ENABLED */

3
hw/bsp/stm32f072disco/board.mk
View File

@ -24,7 +24,8 @@ SRC_C += \
$(ST_HAL_DRIVER)/Src/stm32f0xx_hal_cortex.c \
$(ST_HAL_DRIVER)/Src/stm32f0xx_hal_rcc.c \
$(ST_HAL_DRIVER)/Src/stm32f0xx_hal_rcc_ex.c \
$(ST_HAL_DRIVER)/Src/stm32f0xx_hal_gpio.c
$(ST_HAL_DRIVER)/Src/stm32f0xx_hal_gpio.c \
$(ST_HAL_DRIVER)/Src/stm32f0xx_hal_uart.c
SRC_S += \
$(ST_CMSIS)/Source/Templates/gcc/startup_stm32f072xb.s

50
hw/bsp/stm32f072disco/stm32f072disco.c
View File

@ -37,6 +37,24 @@
#define BUTTON_PIN GPIO_PIN_0
#define BUTTON_STATE_ACTIVE 1
#define UARTx USART1
#define UART_GPIO_PORT GPIOA
#define UART_GPIO_AF GPIO_AF1_USART1
#define UART_TX_PIN GPIO_PIN_9
#define UART_RX_PIN GPIO_PIN_10
UART_HandleTypeDef UartHandle;
// enable all LED, Button, Uart, USB clock
static void all_rcc_clk_enable(void)
{
__HAL_RCC_GPIOA_CLK_ENABLE(); // USB D+, D-
__HAL_RCC_GPIOC_CLK_ENABLE(); // LED
//__HAL_RCC_GPIOA_CLK_ENABLE(); // Button
//__HAL_RCC_GPIOA_CLK_ENABLE(); // Uart tx, rx
__HAL_RCC_USART1_CLK_ENABLE(); // Uart module
}
/**
* @brief System Clock Configuration
@ -83,12 +101,11 @@ void board_init(void)
#endif
SystemClock_Config();
// Notify runtime of frequency change.
SystemCoreClockUpdate();
all_rcc_clk_enable();
// LED
__HAL_RCC_GPIOC_CLK_ENABLE();
GPIO_InitTypeDef GPIO_InitStruct;
GPIO_InitStruct.Pin = LED_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
@ -97,16 +114,32 @@ void board_init(void)
HAL_GPIO_Init(LED_PORT, &GPIO_InitStruct);
// Button
__HAL_RCC_GPIOA_CLK_ENABLE();
GPIO_InitStruct.Pin = BUTTON_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(BUTTON_PORT, &GPIO_InitStruct);
// Uart
GPIO_InitStruct.Pin = UART_TX_PIN | UART_RX_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = UART_GPIO_AF;
HAL_GPIO_Init(UART_GPIO_PORT, &GPIO_InitStruct);
UartHandle.Instance = UARTx;
UartHandle.Init.BaudRate = CFG_BOARD_UART_BAUDRATE;
UartHandle.Init.WordLength = UART_WORDLENGTH_8B;
UartHandle.Init.StopBits = UART_STOPBITS_1;
UartHandle.Init.Parity = UART_PARITY_NONE;
UartHandle.Init.HwFlowCtl = UART_HWCONTROL_NONE;
UartHandle.Init.Mode = UART_MODE_TX_RX;
UartHandle.Init.OverSampling = UART_OVERSAMPLING_16;
HAL_UART_Init(&UartHandle);
// USB Pins
// Configure USB DM and DP pins. This is optional, and maintained only for user guidance.
__HAL_RCC_GPIOA_CLK_ENABLE();
GPIO_InitStruct.Pin = (GPIO_PIN_11 | GPIO_PIN_12);
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_NOPULL;
@ -139,8 +172,8 @@ int board_uart_read(uint8_t* buf, int len)
int board_uart_write(void const * buf, int len)
{
(void) buf; (void) len;
return 0;
HAL_UART_Transmit(&UartHandle, (uint8_t*) buf, len, 0xffff);
return len;
}
#if CFG_TUSB_OS == OPT_OS_NONE
@ -170,7 +203,8 @@ void HardFault_Handler (void)
* @retval None
*/
void assert_failed(char *file, uint32_t line)
{
{
(void) file; (void) line;
/* USER CODE BEGIN 6 */
/* User can add his own implementation to report the file name and line number,
tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */

4
hw/bsp/stm32f072disco/stm32f0xx_hal_conf.h
View File

@ -66,8 +66,8 @@
/*#define HAL_RTC_MODULE_ENABLED */
/*#define HAL_SPI_MODULE_ENABLED */
/*#define HAL_TIM_MODULE_ENABLED */
/*#define HAL_UART_MODULE_ENABLED */
#define HAL_USART_MODULE_ENABLED
#define HAL_UART_MODULE_ENABLED
//#define HAL_USART_MODULE_ENABLED
/*#define HAL_IRDA_MODULE_ENABLED */
/*#define HAL_SMARTCARD_MODULE_ENABLED */
/*#define HAL_SMBUS_MODULE_ENABLED */

2
src/class/usbtmc/usbtmc_device.c
View File

@ -656,7 +656,7 @@ bool usbtmcd_control_request_cb(uint8_t rhport, tusb_control_request_t const * r
TU_VERIFY(request->wLength == sizeof(rsp));
TU_VERIFY(request->wIndex == usbtmc_state.ep_bulk_out);
TU_VERIFY(tud_usbtmc_check_abort_bulk_out_cb(&rsp));
TU_VERIFY(usbd_edpt_xfer(rhport, 0u, (void*)&rsp,sizeof(rsp)));
TU_VERIFY(tud_control_xfer(rhport, request, (void*)&rsp,sizeof(rsp)));
return true;
}

38
src/device/dcd.h
View File

@ -124,50 +124,20 @@ void dcd_edpt_clear_stall (uint8_t rhport, uint8_t ep_addr);
void dcd_control_status_complete(uint8_t rhport) TU_ATTR_WEAK;
//--------------------------------------------------------------------+
// Event API
// Event API (Implemented by device stack)
//--------------------------------------------------------------------+
// Called by DCD to notify device stack
extern void dcd_event_handler(dcd_event_t const * event, bool in_isr);
// helper to send bus signal event
static inline void dcd_event_bus_signal (uint8_t rhport, dcd_eventid_t eid, bool in_isr);
extern void dcd_event_bus_signal (uint8_t rhport, dcd_eventid_t eid, bool in_isr);
// helper to send setup received
static inline void dcd_event_setup_received(uint8_t rhport, uint8_t const * setup, bool in_isr);
extern void dcd_event_setup_received(uint8_t rhport, uint8_t const * setup, bool in_isr);
// helper to send transfer complete event
static inline void dcd_event_xfer_complete (uint8_t rhport, uint8_t ep_addr, uint32_t xferred_bytes, uint8_t result, bool in_isr);
//--------------------------------------------------------------------+
// Inline helper
//--------------------------------------------------------------------+
static inline void dcd_event_bus_signal (uint8_t rhport, dcd_eventid_t eid, bool in_isr)
{
dcd_event_t event = { .rhport = rhport, .event_id = eid, };
dcd_event_handler(&event, in_isr);
}
static inline void dcd_event_setup_received(uint8_t rhport, uint8_t const * setup, bool in_isr)
{
dcd_event_t event = { .rhport = rhport, .event_id = DCD_EVENT_SETUP_RECEIVED };
memcpy(&event.setup_received, setup, 8);
dcd_event_handler(&event, in_isr);
}
static inline void dcd_event_xfer_complete (uint8_t rhport, uint8_t ep_addr, uint32_t xferred_bytes, uint8_t result, bool in_isr)
{
dcd_event_t event = { .rhport = rhport, .event_id = DCD_EVENT_XFER_COMPLETE };
event.xfer_complete.ep_addr = ep_addr;
event.xfer_complete.len = xferred_bytes;
event.xfer_complete.result = result;
dcd_event_handler(&event, in_isr);
}
extern void dcd_event_xfer_complete (uint8_t rhport, uint8_t ep_addr, uint32_t xferred_bytes, uint8_t result, bool in_isr);
#ifdef __cplusplus
}

33
src/device/usbd.c
View File

@ -377,7 +377,7 @@ void tud_task (void)
case DCD_EVENT_SETUP_RECEIVED:
TU_LOG2(" ");
TU_LOG2_MEM(&event.setup_received, 1, 8);
TU_LOG1_MEM(&event.setup_received, 1, 8);
// Mark as connected after receiving 1st setup packet.
// But it is easier to set it every time instead of wasting time to check then set
@ -386,6 +386,7 @@ void tud_task (void)
// Process control request
if ( !process_control_request(event.rhport, &event.setup_received) )
{
TU_LOG1(" Stall EP0\r\n");
// Failed -> stall both control endpoint IN and OUT
dcd_edpt_stall(event.rhport, 0);
dcd_edpt_stall(event.rhport, 0 | TUSB_DIR_IN_MASK);
@ -405,6 +406,7 @@ void tud_task (void)
if ( 0 == epnum )
{
TU_LOG1(" EP Addr = 0x%02X, len = %ld\r\n", ep_addr, event.xfer_complete.len);
usbd_control_xfer_cb(event.rhport, ep_addr, event.xfer_complete.result, event.xfer_complete.len);
}
else
@ -589,7 +591,7 @@ static bool process_control_request(uint8_t rhport, tusb_control_request_t const
// stall control endpoint if driver return false
usbd_control_set_complete_callback(usbd_class_drivers[drvid].control_complete);
TU_LOG2(" %s control request\r\n", _usbd_driver_str[drvid]);
TU_ASSERT(usbd_class_drivers[drvid].control_request != NULL &&
TU_VERIFY(usbd_class_drivers[drvid].control_request != NULL &&
usbd_class_drivers[drvid].control_request(rhport, p_request));
break;
}
@ -599,7 +601,7 @@ static bool process_control_request(uint8_t rhport, tusb_control_request_t const
// stall control endpoint if driver return false
usbd_control_set_complete_callback(usbd_class_drivers[drvid].control_complete);
TU_LOG2(" %s control request\r\n", _usbd_driver_str[drvid]);
TU_ASSERT(usbd_class_drivers[drvid].control_request != NULL &&
TU_VERIFY(usbd_class_drivers[drvid].control_request != NULL &&
usbd_class_drivers[drvid].control_request(rhport, p_request));
}
}
@ -898,6 +900,31 @@ void dcd_event_handler(dcd_event_t const * event, bool in_isr)
}
}
void dcd_event_bus_signal (uint8_t rhport, dcd_eventid_t eid, bool in_isr)
{
dcd_event_t event = { .rhport = rhport, .event_id = eid, };
dcd_event_handler(&event, in_isr);
}
void dcd_event_setup_received(uint8_t rhport, uint8_t const * setup, bool in_isr)
{
dcd_event_t event = { .rhport = rhport, .event_id = DCD_EVENT_SETUP_RECEIVED };
memcpy(&event.setup_received, setup, 8);
dcd_event_handler(&event, in_isr);
}
void dcd_event_xfer_complete (uint8_t rhport, uint8_t ep_addr, uint32_t xferred_bytes, uint8_t result, bool in_isr)
{
dcd_event_t event = { .rhport = rhport, .event_id = DCD_EVENT_XFER_COMPLETE };
event.xfer_complete.ep_addr = ep_addr;
event.xfer_complete.len = xferred_bytes;
event.xfer_complete.result = result;
dcd_event_handler(&event, in_isr);
}
//--------------------------------------------------------------------+
// Helper
//--------------------------------------------------------------------+

368
src/device/usbd_control.c
View File

@ -1,179 +1,189 @@
/*
* The MIT License (MIT)
*
* Copyright (c) 2019 Ha Thach (tinyusb.org)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* This file is part of the TinyUSB stack.
*/
#include "tusb_option.h"
#if TUSB_OPT_DEVICE_ENABLED
#include "tusb.h"
#include "device/usbd_pvt.h"
#include "dcd.h"
enum
{
EDPT_CTRL_OUT = 0x00,
EDPT_CTRL_IN = 0x80
};
typedef struct
{
tusb_control_request_t request;
uint8_t* buffer;
uint16_t data_len;
uint16_t total_xferred;
bool (*complete_cb) (uint8_t, tusb_control_request_t const *);
} usbd_control_xfer_t;
static usbd_control_xfer_t _ctrl_xfer;
CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t _usbd_ctrl_buf[CFG_TUD_ENDPOINT0_SIZE];
//--------------------------------------------------------------------+
// Application API
//--------------------------------------------------------------------+
bool tud_control_status(uint8_t rhport, tusb_control_request_t const * request)
{
// status direction is reversed to one in the setup packet
return dcd_edpt_xfer(rhport, request->bmRequestType_bit.direction ? EDPT_CTRL_OUT : EDPT_CTRL_IN, NULL, 0);
}
// Transfer an transaction in Data Stage
// Each transaction has up to Endpoint0's max packet size.
// This function can also transfer an zero-length packet
static bool _data_stage_xact(uint8_t rhport)
{
uint16_t const xact_len = tu_min16(_ctrl_xfer.data_len - _ctrl_xfer.total_xferred, CFG_TUD_ENDPOINT0_SIZE);
uint8_t ep_addr = EDPT_CTRL_OUT;
if ( _ctrl_xfer.request.bmRequestType_bit.direction == TUSB_DIR_IN )
{
ep_addr = EDPT_CTRL_IN;
if ( xact_len ) memcpy(_usbd_ctrl_buf, _ctrl_xfer.buffer, xact_len);
}
return dcd_edpt_xfer(rhport, ep_addr, xact_len ? _usbd_ctrl_buf : NULL, xact_len);
}
bool tud_control_xfer(uint8_t rhport, tusb_control_request_t const * request, void* buffer, uint16_t len)
{
_ctrl_xfer.request = (*request);
_ctrl_xfer.buffer = (uint8_t*) buffer;
_ctrl_xfer.total_xferred = 0;
_ctrl_xfer.data_len = tu_min16(len, request->wLength);
if ( _ctrl_xfer.data_len )
{
TU_ASSERT(buffer);
// Data stage
TU_ASSERT( _data_stage_xact(rhport) );
}else
{
// Status stage
TU_ASSERT( tud_control_status(rhport, request) );
}
return true;
}
//--------------------------------------------------------------------+
// USBD API
//--------------------------------------------------------------------+
void usbd_control_reset (uint8_t rhport)
{
(void) rhport;
tu_varclr(&_ctrl_xfer);
}
// TODO may find a better way
void usbd_control_set_complete_callback( bool (*fp) (uint8_t, tusb_control_request_t const * ) )
{
_ctrl_xfer.complete_cb = fp;
}
// callback when a transaction complete on DATA stage of control endpoint
bool usbd_control_xfer_cb (uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes)
{
(void) result;
// Endpoint Address is opposite to direction bit, this is Status Stage complete event
if ( tu_edpt_dir(ep_addr) != _ctrl_xfer.request.bmRequestType_bit.direction )
{
TU_ASSERT(0 == xferred_bytes);
if (dcd_control_status_complete) dcd_control_status_complete(rhport);
return true;
}
if ( _ctrl_xfer.request.bmRequestType_bit.direction == TUSB_DIR_OUT )
{
TU_VERIFY(_ctrl_xfer.buffer);
memcpy(_ctrl_xfer.buffer, _usbd_ctrl_buf, xferred_bytes);
}
_ctrl_xfer.total_xferred += xferred_bytes;
_ctrl_xfer.buffer += xferred_bytes;
// Data Stage is complete when all request's length are transferred or
// a short packet is sent including zero-length packet.
if ( (_ctrl_xfer.request.wLength == _ctrl_xfer.total_xferred) || xferred_bytes < CFG_TUD_ENDPOINT0_SIZE )
{
// DATA stage is complete
bool is_ok = true;
// invoke complete callback if set
// callback can still stall control in status phase e.g out data does not make sense
if ( _ctrl_xfer.complete_cb )
{
is_ok = _ctrl_xfer.complete_cb(rhport, &_ctrl_xfer.request);
}
if ( is_ok )
{
// Send status
TU_ASSERT( tud_control_status(rhport, &_ctrl_xfer.request) );
}else
{
// Stall both IN and OUT control endpoint
dcd_edpt_stall(rhport, EDPT_CTRL_OUT);
dcd_edpt_stall(rhport, EDPT_CTRL_IN);
}
}
else
{
// More data to transfer
TU_ASSERT( _data_stage_xact(rhport) );
}
return true;
}
#endif
/*
* The MIT License (MIT)
*
* Copyright (c) 2019 Ha Thach (tinyusb.org)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* This file is part of the TinyUSB stack.
*/
#include "tusb_option.h"
#if TUSB_OPT_DEVICE_ENABLED
#include "tusb.h"
#include "device/usbd_pvt.h"
#include "dcd.h"
enum
{
EDPT_CTRL_OUT = 0x00,
EDPT_CTRL_IN = 0x80
};
typedef struct
{
tusb_control_request_t request;
uint8_t* buffer;
uint16_t data_len;
uint16_t total_xferred;
bool (*complete_cb) (uint8_t, tusb_control_request_t const *);
} usbd_control_xfer_t;
static usbd_control_xfer_t _ctrl_xfer;
CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN static uint8_t _usbd_ctrl_buf[CFG_TUD_ENDPOINT0_SIZE];
//--------------------------------------------------------------------+
// Application API
//--------------------------------------------------------------------+
static inline bool _status_stage_xact(uint8_t rhport, tusb_control_request_t const * request)
{
// status direction is reversed to one in the setup packet
return dcd_edpt_xfer(rhport, request->bmRequestType_bit.direction ? EDPT_CTRL_OUT : EDPT_CTRL_IN, NULL, 0);
}
bool tud_control_status(uint8_t rhport, tusb_control_request_t const * request)
{
_ctrl_xfer.request = (*request);
_ctrl_xfer.buffer = NULL;
_ctrl_xfer.total_xferred = 0;
_ctrl_xfer.data_len = 0;
return _status_stage_xact(rhport, request);
}
// Transfer an transaction in Data Stage
// Each transaction has up to Endpoint0's max packet size.
// This function can also transfer an zero-length packet
static bool _data_stage_xact(uint8_t rhport)
{
uint16_t const xact_len = tu_min16(_ctrl_xfer.data_len - _ctrl_xfer.total_xferred, CFG_TUD_ENDPOINT0_SIZE);
uint8_t ep_addr = EDPT_CTRL_OUT;
if ( _ctrl_xfer.request.bmRequestType_bit.direction == TUSB_DIR_IN )
{
ep_addr = EDPT_CTRL_IN;
if ( xact_len ) memcpy(_usbd_ctrl_buf, _ctrl_xfer.buffer, xact_len);
}
return dcd_edpt_xfer(rhport, ep_addr, xact_len ? _usbd_ctrl_buf : NULL, xact_len);
}
bool tud_control_xfer(uint8_t rhport, tusb_control_request_t const * request, void* buffer, uint16_t len)
{
_ctrl_xfer.request = (*request);
_ctrl_xfer.buffer = (uint8_t*) buffer;
_ctrl_xfer.total_xferred = 0;
_ctrl_xfer.data_len = tu_min16(len, request->wLength);
if ( _ctrl_xfer.data_len )
{
TU_ASSERT(buffer);
// Data stage
TU_ASSERT( _data_stage_xact(rhport) );
}else
{
// Status stage
TU_ASSERT( _status_stage_xact(rhport, request) );
}
return true;
}
//--------------------------------------------------------------------+
// USBD API
//--------------------------------------------------------------------+
void usbd_control_reset (uint8_t rhport)
{
(void) rhport;
tu_varclr(&_ctrl_xfer);
}
// TODO may find a better way
void usbd_control_set_complete_callback( bool (*fp) (uint8_t, tusb_control_request_t const * ) )
{
_ctrl_xfer.complete_cb = fp;
}
// callback when a transaction complete on DATA stage of control endpoint
bool usbd_control_xfer_cb (uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes)
{
(void) result;
// Endpoint Address is opposite to direction bit, this is Status Stage complete event
if ( tu_edpt_dir(ep_addr) != _ctrl_xfer.request.bmRequestType_bit.direction )
{
TU_ASSERT(0 == xferred_bytes);
if (dcd_control_status_complete) dcd_control_status_complete(rhport);
return true;
}
if ( _ctrl_xfer.request.bmRequestType_bit.direction == TUSB_DIR_OUT )
{
TU_VERIFY(_ctrl_xfer.buffer);
memcpy(_ctrl_xfer.buffer, _usbd_ctrl_buf, xferred_bytes);
}
_ctrl_xfer.total_xferred += xferred_bytes;
_ctrl_xfer.buffer += xferred_bytes;
// Data Stage is complete when all request's length are transferred or
// a short packet is sent including zero-length packet.
if ( (_ctrl_xfer.request.wLength == _ctrl_xfer.total_xferred) || xferred_bytes < CFG_TUD_ENDPOINT0_SIZE )
{
// DATA stage is complete
bool is_ok = true;
// invoke complete callback if set
// callback can still stall control in status phase e.g out data does not make sense
if ( _ctrl_xfer.complete_cb )
{
is_ok = _ctrl_xfer.complete_cb(rhport, &_ctrl_xfer.request);
}
if ( is_ok )
{
// Send status
TU_ASSERT( _status_stage_xact(rhport, &_ctrl_xfer.request) );
}else
{
// Stall both IN and OUT control endpoint
dcd_edpt_stall(rhport, EDPT_CTRL_OUT);
dcd_edpt_stall(rhport, EDPT_CTRL_IN);
}
}
else
{
// More data to transfer
TU_ASSERT( _data_stage_xact(rhport) );
}
return true;
}
#endif

2
src/osal/osal_none.h
View File

@ -198,6 +198,8 @@ static inline bool osal_queue_send(osal_queue_t const qhdl, void const * data, b
_osal_q_unlock(qhdl);
}
TU_ASSERT(success);
return success;
}