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USBDevice with MAX32620HSP platform support
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mbed official
Diff: USBDevice/TARGET_RENESAS/TARGET_RZ_A1H/src/common/usb0_function_dataio.c
- Revision:
- 46:378357d7e90d
- Parent:
- 45:0f216c4e75e5
- Child:
- 47:a0cd9646ecd1
--- a/USBDevice/TARGET_RENESAS/TARGET_RZ_A1H/src/common/usb0_function_dataio.c Thu Mar 26 14:30:20 2015 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,2933 +0,0 @@
-/*******************************************************************************
-* DISCLAIMER
-* This software is supplied by Renesas Electronics Corporation and is only
-* intended for use with Renesas products. No other uses are authorized. This
-* software is owned by Renesas Electronics Corporation and is protected under
-* all applicable laws, including copyright laws.
-* THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIES REGARDING
-* THIS SOFTWARE, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING BUT NOT
-* LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
-* AND NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED.
-* TO THE MAXIMUM EXTENT PERMITTED NOT PROHIBITED BY LAW, NEITHER RENESAS
-* ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES SHALL BE LIABLE
-* FOR ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR
-* ANY REASON RELATED TO THIS SOFTWARE, EVEN IF RENESAS OR ITS AFFILIATES HAVE
-* BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
-* Renesas reserves the right, without notice, to make changes to this software
-* and to discontinue the availability of this software. By using this software,
-* you agree to the additional terms and conditions found by accessing the
-* following link:
-* http://www.renesas.com/disclaimer
-* Copyright (C) 2012 - 2014 Renesas Electronics Corporation. All rights reserved.
-*******************************************************************************/
-/*******************************************************************************
-* File Name : usb0_function_dataio.c
-* $Rev: 1116 $
-* $Date:: 2014-07-09 16:29:19 +0900#$
-* Device(s) : RZ/A1H
-* Tool-Chain :
-* OS : None
-* H/W Platform :
-* Description : RZ/A1H R7S72100 USB Sample Program
-* Operation :
-* Limitations :
-*******************************************************************************/
-
-
-/*******************************************************************************
-Includes <System Includes> , "Project Includes"
-*******************************************************************************/
-#include "usb0_function.h"
-
-
-/*******************************************************************************
-Typedef definitions
-*******************************************************************************/
-
-
-/*******************************************************************************
-Macro definitions
-*******************************************************************************/
-
-
-/*******************************************************************************
-Imported global variables and functions (from other files)
-*******************************************************************************/
-
-
-/*******************************************************************************
-Exported global variables and functions (to be accessed by other files)
-*******************************************************************************/
-
-
-/*******************************************************************************
-Private global variables and functions
-*******************************************************************************/
-static uint16_t g_usb0_function_mbw[(USB_FUNCTION_MAX_PIPE_NO + 1)];
-
-static void usb0_function_start_receive_trns_c(uint16_t pipe, uint32_t size, uint8_t *data);
-static void usb0_function_start_receive_trns_d0(uint16_t pipe, uint32_t size, uint8_t *data);
-static void usb0_function_start_receive_trns_d1(uint16_t pipe, uint32_t size, uint8_t *data);
-static void usb0_function_start_receive_dma_d0(uint16_t pipe, uint32_t size, uint8_t *data);
-static void usb0_function_start_receive_dma_d1(uint16_t pipe, uint32_t size, uint8_t *data);
-static uint16_t usb0_function_read_dma_d0(uint16_t pipe);
-static uint16_t usb0_function_read_dma_d1(uint16_t pipe);
-static uint16_t usb0_function_write_dma_d0(uint16_t pipe);
-static uint16_t usb0_function_write_dma_d1(uint16_t pipe);
-
-static void usb0_function_read_c_fifo(uint16_t pipe, uint16_t count);
-static void usb0_function_write_c_fifo(uint16_t Pipe, uint16_t count);
-static void usb0_function_read_d0_fifo(uint16_t pipe, uint16_t count);
-static void usb0_function_write_d0_fifo(uint16_t pipe, uint16_t count);
-static void usb0_function_read_d1_fifo(uint16_t pipe, uint16_t count);
-static void usb0_function_write_d1_fifo(uint16_t pipe, uint16_t count);
-
-static void usb0_function_clear_transaction_counter(uint16_t pipe);
-static void usb0_function_set_transaction_counter(uint16_t pipe, uint32_t count);
-
-static uint32_t usb0_function_com_get_dmasize(uint32_t trncount, uint32_t dtptr);
-
-static uint16_t usb0_function_set_dfacc_d0(uint16_t mbw, uint32_t count);
-static uint16_t usb0_function_set_dfacc_d1(uint16_t mbw, uint32_t count);
-
-
-/*******************************************************************************
-* Function Name: usb0_function_start_send_transfer
-* Description : Starts the USB data communication using pipe specified by the argument.
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint32_t size ; Data Size
-* : uint8_t *data ; Data Address
-* Return Value : DEVDRV_USBF_WRITEEND ; Write end
-* : DEVDRV_USBF_WRITESHRT ; short data
-* : DEVDRV_USBF_WRITING ; Continue of data write
-* : DEVDRV_USBF_WRITEDMA ; Write DMA
-* : DEVDRV_USBF_FIFOERROR ; FIFO status
-*******************************************************************************/
-uint16_t usb0_function_start_send_transfer (uint16_t pipe, uint32_t size, uint8_t * data)
-{
- uint16_t status;
- uint16_t usefifo;
- uint16_t mbw;
-
- g_usb0_function_data_count[pipe] = size;
- g_usb0_function_data_pointer[pipe] = (uint8_t *)data;
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_WAIT;
-
- usb0_function_clear_bemp_sts(pipe);
- usb0_function_clear_brdy_sts(pipe);
- usb0_function_clear_nrdy_sts(pipe);
-
- mbw = usb0_function_get_mbw(size, (uint32_t)data);
-
- usefifo = (uint16_t)(g_usb0_function_PipeTbl[pipe] & USB_FUNCTION_FIFO_USE);
-
- switch (usefifo)
- {
- case USB_FUNCTION_D0FIFO_USE:
- case USB_FUNCTION_D0FIFO_DMA:
- usefifo = USB_FUNCTION_D0USE;
- break;
-
- case USB_FUNCTION_D1FIFO_USE:
- case USB_FUNCTION_D1FIFO_DMA:
- usefifo = USB_FUNCTION_D1USE;
- break;
-
- default:
- usefifo = USB_FUNCTION_CUSE;
- break;
- };
-
- usb0_function_set_curpipe(USB_FUNCTION_PIPE0, usefifo, DEVDRV_USBF_NO, mbw);
-
- usb0_function_clear_transaction_counter(pipe);
-
- usb0_function_aclrm(pipe);
-
- status = usb0_function_write_buffer(pipe);
-
- if (status != DEVDRV_USBF_FIFOERROR)
- {
- usb0_function_set_pid_buf(pipe);
- }
-
- return status;
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_write_buffer
-* Description : Writes data in the buffer allocated in the pipe specified by
-* : the argument. The FIFO for using is set in the pipe definition table.
-* Arguments : uint16_t pipe ; Pipe Number
-* Return Value : DEVDRV_USBF_WRITEEND ; Write end
-* : DEVDRV_USBF_WRITESHRT ; short data
-* : DEVDRV_USBF_WRITING ; Continue of data write
-* : DEVDRV_USBF_WRITEDMA ; Write DMA
-* : DEVDRV_USBF_FIFOERROR ; FIFO status
-*******************************************************************************/
-uint16_t usb0_function_write_buffer (uint16_t pipe)
-{
- uint16_t status;
- uint16_t usefifo;
-
- g_usb0_function_PipeIgnore[pipe] = 0;
- usefifo = (uint16_t)(g_usb0_function_PipeTbl[pipe] & USB_FUNCTION_FIFO_USE);
-
- switch (usefifo)
- {
- case USB_FUNCTION_D0FIFO_USE:
- status = usb0_function_write_buffer_d0(pipe);
- break;
-
- case USB_FUNCTION_D1FIFO_USE:
- status = usb0_function_write_buffer_d1(pipe);
- break;
-
- case USB_FUNCTION_D0FIFO_DMA:
- status = usb0_function_write_dma_d0(pipe);
- break;
-
- case USB_FUNCTION_D1FIFO_DMA:
- status = usb0_function_write_dma_d1(pipe);
- break;
-
- default:
- status = usb0_function_write_buffer_c(pipe);
- break;
- };
-
- switch (status)
- {
- case DEVDRV_USBF_WRITING: /* Continue of data write */
- usb0_function_enable_nrdy_int(pipe); /* Error (NORES or STALL) */
- usb0_function_enable_brdy_int(pipe); /* Enable Ready Interrupt */
- break;
-
- case DEVDRV_USBF_WRITEEND: /* End of data write */
- case DEVDRV_USBF_WRITESHRT: /* End of data write */
- usb0_function_disable_brdy_int(pipe); /* Disable Ready Interrupt */
- usb0_function_clear_nrdy_sts(pipe);
- usb0_function_enable_nrdy_int(pipe); /* Error (NORES or STALL) */
- /* for last transfer */
- usb0_function_enable_bemp_int(pipe); /* Enable Empty Interrupt */
- break;
-
- case DEVDRV_USBF_WRITEDMA: /* DMA write */
- usb0_function_clear_nrdy_sts(pipe);
- usb0_function_enable_nrdy_int(pipe); /* Error (NORES or STALL) */
- break;
-
- case DEVDRV_USBF_FIFOERROR: /* FIFO access status */
- default:
- usb0_function_disable_brdy_int(pipe); /* Disable Ready Interrupt */
- usb0_function_disable_bemp_int(pipe); /* Disable Empty Interrupt */
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_FIFOERROR;
- break;
- }
-
- return status; /* End or Err or Continue */
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_write_buffer_c
-* Description : Writes data in the buffer allocated in the pipe specified in
-* : the argument. Writes data by CPU transfer using CFIFO.
-* Arguments : uint16_t pipe ; Pipe Number
-* Return Value : DEVDRV_USBF_WRITEEND ; Write end
-* : DEVDRV_USBF_WRITESHRT ; short data
-* : DEVDRV_USBF_WRITING ; Continue of data write
-* : DEVDRV_USBF_WRITEDMA ; Write DMA
-* : DEVDRV_USBF_FIFOERROR ; FIFO status
-*******************************************************************************/
-uint16_t usb0_function_write_buffer_c (uint16_t pipe)
-{
- uint32_t count;
- uint16_t size;
- uint16_t buffer;
- uint16_t mxps;
- uint16_t status;
- uint16_t mbw;
-
- if (g_usb0_function_CtrZeroLengthFlag == 1)
- {
- g_usb0_function_CtrZeroLengthFlag = 0; /* Zero Length Packet Flag CLR */
- return DEVDRV_USBF_WRITEEND;
- }
-
- mbw = usb0_function_get_mbw(g_usb0_function_data_count[pipe], (uint32_t)g_usb0_function_data_pointer[pipe]);
- if (pipe == USB_FUNCTION_PIPE0)
- {
- buffer = usb0_function_change_fifo_port(pipe, USB_FUNCTION_CUSE, USB_FUNCTION_CFIFO_WRITE, mbw);
- }
- else
- {
- buffer = usb0_function_change_fifo_port(pipe, USB_FUNCTION_CUSE, DEVDRV_USBF_NO, mbw);
- }
-
- if (buffer == DEVDRV_USBF_FIFOERROR) /* FIFO access status */
- {
- return DEVDRV_USBF_FIFOERROR;
- }
-
- size = usb0_function_get_buf_size(pipe); /* Data buffer size */
- mxps = usb0_function_get_mxps(pipe); /* Max Packet Size */
-
- if (g_usb0_function_data_count[pipe] <= (uint32_t)size)
- {
- status = DEVDRV_USBF_WRITEEND; /* write continues */
- count = g_usb0_function_data_count[pipe];
-
- if (count == 0)
- {
- status = DEVDRV_USBF_WRITESHRT; /* Null Packet is end of write */
- }
-
- if ((count % mxps) != 0)
- {
- status = DEVDRV_USBF_WRITESHRT; /* Short Packet is end of write */
- }
- }
- else
- {
- status = DEVDRV_USBF_WRITING; /* write continues */
- count = (uint32_t)size;
- }
-
- usb0_function_write_c_fifo(pipe, (uint16_t)count);
-
- if (g_usb0_function_data_count[pipe] < (uint32_t)size)
- {
- g_usb0_function_data_count[pipe] = 0;
-
- if (RZA_IO_RegRead_16(&USB200.CFIFOCTR, USB_CFIFOCTR_BVAL_SHIFT, USB_CFIFOCTR_BVAL) == 0)
- {
- USB200.CFIFOCTR = USB_FUNCTION_BITBVAL; /* Short Packet */
- g_usb0_function_CtrZeroLengthFlag = 1; /* Zero Length Packet Flag */
- }
- }
- else
- {
- g_usb0_function_data_count[pipe] -= count;
- }
-
- return status; /* End or Err or Continue */
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_write_buffer_d0
-* Description : Writes data in the buffer allocated in the pipe specified in the argument.
-* : Writes data by CPU transfer using D0FIFO.
-* Arguments : uint16_t pipe ; Pipe Number
-* Return Value : DEVDRV_USBF_WRITEEND ; Write end
-* : DEVDRV_USBF_WRITESHRT ; short data
-* : DEVDRV_USBF_WRITING ; Continue of data write
-* : DEVDRV_USBF_WRITEDMA ; Write DMA
-* : DEVDRV_USBF_FIFOERROR ; FIFO status
-*******************************************************************************/
-uint16_t usb0_function_write_buffer_d0 (uint16_t pipe)
-{
- uint32_t count;
- uint16_t size;
- uint16_t buffer;
- uint16_t mxps;
- uint16_t status;
- uint16_t mbw;
-
- mbw = usb0_function_get_mbw(g_usb0_function_data_count[pipe], (uint32_t)g_usb0_function_data_pointer[pipe]);
- buffer = usb0_function_change_fifo_port(pipe, USB_FUNCTION_D0USE, DEVDRV_USBF_NO, mbw);
- if (buffer == DEVDRV_USBF_FIFOERROR) /* FIFO access status */
- {
- return DEVDRV_USBF_FIFOERROR;
- }
-
- size = usb0_function_get_buf_size(pipe); /* Data buffer size */
- mxps = usb0_function_get_mxps(pipe); /* Max Packet Size */
-
- if (g_usb0_function_data_count[pipe] <= (uint32_t)size)
- {
- status = DEVDRV_USBF_WRITEEND; /* write continues */
- count = g_usb0_function_data_count[pipe];
-
- if (count == 0)
- {
- status = DEVDRV_USBF_WRITESHRT; /* Null Packet is end of write */
- }
-
- if ((count % mxps) != 0)
- {
- status = DEVDRV_USBF_WRITESHRT; /* Short Packet is end of write */
- }
- }
- else
- {
- status = DEVDRV_USBF_WRITING; /* write continues */
- count = (uint32_t)size;
- }
-
- usb0_function_write_d0_fifo(pipe, (uint16_t)count);
-
- if (g_usb0_function_data_count[pipe] < (uint32_t)size)
- {
- g_usb0_function_data_count[pipe] = 0;
- if (RZA_IO_RegRead_16(&USB200.D0FIFOCTR, USB_DnFIFOCTR_BVAL_SHIFT, USB_DnFIFOCTR_BVAL) == 0)
- {
- USB200.D0FIFOCTR = USB_FUNCTION_BITBVAL; /* Short Packet */
- }
- }
- else
- {
- g_usb0_function_data_count[pipe] -= count;
- }
-
- return status; /* End or Err or Continue */
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_write_buffer_d1
-* Description : Writes data in the buffer allocated in the pipe specified in the argument.
-* : Writes data by CPU transfer using D1FIFO.
-* Arguments : uint16_t pipe ; Pipe Number
-* Return Value : DEVDRV_USBF_WRITEEND ; Write end
-* : DEVDRV_USBF_WRITESHRT ; short data
-* : DEVDRV_USBF_WRITING ; Continue of data write
-* : DEVDRV_USBF_WRITEDMA ; Write DMA
-* : DEVDRV_USBF_FIFOERROR ; FIFO status
-*******************************************************************************/
-uint16_t usb0_function_write_buffer_d1 (uint16_t pipe)
-{
- uint32_t count;
- uint16_t size;
- uint16_t buffer;
- uint16_t mxps;
- uint16_t status;
- uint16_t mbw;
-
- mbw = usb0_function_get_mbw(g_usb0_function_data_count[pipe], (uint32_t)g_usb0_function_data_pointer[pipe]);
- buffer = usb0_function_change_fifo_port(pipe, USB_FUNCTION_D1USE, DEVDRV_USBF_NO, mbw);
-
- if (buffer == DEVDRV_USBF_FIFOERROR) /* FIFO access status */
- {
- return DEVDRV_USBF_FIFOERROR;
- }
-
- size = usb0_function_get_buf_size(pipe); /* Data buffer size */
- mxps = usb0_function_get_mxps(pipe); /* Max Packet Size */
-
- if (g_usb0_function_data_count[pipe] <= (uint32_t)size)
- {
- status = DEVDRV_USBF_WRITEEND; /* write continues */
- count = g_usb0_function_data_count[pipe];
-
- if (count == 0)
- {
- status = DEVDRV_USBF_WRITESHRT; /* Null Packet is end of write */
- }
-
- if ((count % mxps) != 0)
- {
- status = DEVDRV_USBF_WRITESHRT; /* Short Packet is end of write */
- }
- }
- else
- {
- status = DEVDRV_USBF_WRITING; /* write continues */
- count = (uint32_t)size;
- }
-
- usb0_function_write_d1_fifo(pipe, (uint16_t)count);
-
- if (g_usb0_function_data_count[pipe] < (uint32_t)size)
- {
- g_usb0_function_data_count[pipe] = 0;
-
- if (RZA_IO_RegRead_16(&USB200.D1FIFOCTR, USB_DnFIFOCTR_BVAL_SHIFT, USB_DnFIFOCTR_BVAL) == 0)
- {
- USB200.D1FIFOCTR = USB_FUNCTION_BITBVAL; /* Short Packet */
- }
- }
- else
- {
- g_usb0_function_data_count[pipe] -= count;
- }
-
- return status; /* End or Err or Continue */
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_write_dma_d0
-* Description : Writes data in the buffer allocated in the pipe specified in the argument.
-* : Writes data by DMA transfer using D0FIFO.
-* : The DMA-ch for using is specified by Userdef_USB_usb0_function_start_dma().
-* Arguments : uint16_t pipe ; Pipe Number
-* Return Value : DEVDRV_USBF_WRITEEND : Write end
-* : DEVDRV_USBF_WRITESHRT : short data
-* : DEVDRV_USBF_WRITING : Continue of data write
-* : DEVDRV_USBF_WRITEDMA : Write DMA
-* : DEVDRV_USBF_FIFOERROR : FIFO status
-*******************************************************************************/
-static uint16_t usb0_function_write_dma_d0 (uint16_t pipe)
-{
- uint32_t count;
- uint16_t size;
- uint16_t buffer;
- uint16_t status;
- uint16_t mbw;
- uint16_t dfacc = 0;
-
- mbw = usb0_function_get_mbw(g_usb0_function_data_count[pipe], (uint32_t)g_usb0_function_data_pointer[pipe]);
- buffer = usb0_function_change_fifo_port(pipe, USB_FUNCTION_D0DMA, DEVDRV_USBF_NO, mbw);
-
- if (buffer == DEVDRV_USBF_FIFOERROR) /* FIFO access status */
- {
- return DEVDRV_USBF_FIFOERROR;
- }
-
- size = usb0_function_get_buf_size(pipe); /* Data buffer size */
- count = g_usb0_function_data_count[pipe];
-
- if (count != 0)
- {
- g_usb0_function_DmaPipe[USB_FUNCTION_D0FIFO] = pipe;
-
- if ((count % size) != 0)
- {
- g_usb0_function_DmaBval[USB_FUNCTION_D0FIFO] = 1;
- }
- else
- {
- g_usb0_function_DmaBval[USB_FUNCTION_D0FIFO] = 0;
- }
-
- dfacc = usb0_function_set_dfacc_d0(mbw, count);
-
- if (mbw == USB_FUNCTION_BITMBW_32)
- {
- g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].size = 2; /* 32bit transfer */
- }
- else if (mbw == USB_FUNCTION_BITMBW_16)
- {
- g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].size = 1; /* 16bit transfer */
- }
- else
- {
- g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].size = 0; /* 8bit transfer */
- }
-
- g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].fifo = USB_FUNCTION_D0FIFO_DMA;
- g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].dir = USB_FUNCTION_BUF2FIFO;
- g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].buffer = (uint32_t)g_usb0_function_data_pointer[pipe];
- g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].bytes = count;
-
- Userdef_USB_usb0_function_start_dma(&g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO], dfacc);
-
- usb0_function_set_curpipe2(pipe, USB_FUNCTION_D0DMA, DEVDRV_USBF_NO, mbw, dfacc);
-
- RZA_IO_RegWrite_16(&USB200.D0FIFOSEL, 1, USB_DnFIFOSEL_DREQE_SHIFT, USB_DnFIFOSEL_DREQE);
-
- g_usb0_function_data_count[pipe] = 0;
- g_usb0_function_data_pointer[pipe] += count;
- status = DEVDRV_USBF_WRITEDMA; /* DMA write */
- }
- else
- {
- if (RZA_IO_RegRead_16(&USB200.D0FIFOCTR, USB_DnFIFOCTR_BVAL_SHIFT, USB_DnFIFOCTR_BVAL) == 0)
- {
- RZA_IO_RegWrite_16(&USB200.D0FIFOCTR, 1, USB_DnFIFOCTR_BVAL_SHIFT, USB_DnFIFOCTR_BVAL); /* Short Packet */
- }
- status = DEVDRV_USBF_WRITESHRT; /* Short Packet is end of write */
- }
-
- return status; /* End or Err or Continue */
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_write_dma_d1
-* Description : Writes data in the buffer allocated in the pipe specified in the argument.
-* : Writes data by DMA transfer using D1FIFO.
-* : The DMA-ch for using is specified by Userdef_USB_usb0_function_start_dma().
-* Arguments : uint16_t pipe ; Pipe Number
-* Return Value : DEVDRV_USBF_WRITEEND : Write end
-* : DEVDRV_USBF_WRITESHRT : short data
-* : DEVDRV_USBF_WRITING : Continue of data write
-* : DEVDRV_USBF_WRITEDMA : Write DMA
-* : DEVDRV_USBF_FIFOERROR : FIFO status
-*******************************************************************************/
-static uint16_t usb0_function_write_dma_d1 (uint16_t pipe)
-{
- uint32_t count;
- uint16_t size;
- uint16_t buffer;
- uint16_t status;
- uint16_t mbw;
- uint16_t dfacc=0;
-
- mbw = usb0_function_get_mbw(g_usb0_function_data_count[pipe], (uint32_t)g_usb0_function_data_pointer[pipe]);
- buffer = usb0_function_change_fifo_port(pipe, USB_FUNCTION_D1DMA, DEVDRV_USBF_NO, mbw);
-
- if (buffer == DEVDRV_USBF_FIFOERROR) /* FIFO access status */
- {
- return DEVDRV_USBF_FIFOERROR;
- }
-
- size = usb0_function_get_buf_size(pipe); /* Data buffer size */
- count = g_usb0_function_data_count[pipe];
-
- if (count != 0)
- {
- g_usb0_function_DmaPipe[USB_FUNCTION_D1FIFO] = pipe;
- if ((count % size) != 0)
- {
- g_usb0_function_DmaBval[USB_FUNCTION_D1FIFO] = 1;
- }
- else
- {
- g_usb0_function_DmaBval[USB_FUNCTION_D1FIFO] = 0;
- }
-
- dfacc = usb0_function_set_dfacc_d1(mbw, count);
-
- if (mbw == USB_FUNCTION_BITMBW_32)
- {
- g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].size = 2; /* 32bit transfer */
- }
- else if (mbw == USB_FUNCTION_BITMBW_16)
- {
- g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].size = 1; /* 16bit transfer */
- }
- else
- {
- g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].size = 0; /* 8bit transfer */
- }
-
- g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].fifo = USB_FUNCTION_D1FIFO_DMA;
- g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].dir = USB_FUNCTION_BUF2FIFO;
- g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].buffer = (uint32_t)g_usb0_function_data_pointer[pipe];
- g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].bytes = count;
-
- Userdef_USB_usb0_function_start_dma(&g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO], dfacc);
-
- usb0_function_set_curpipe2(pipe, USB_FUNCTION_D1DMA, DEVDRV_USBF_NO, mbw, dfacc);
-
- RZA_IO_RegWrite_16(&USB200.D1FIFOSEL, 1, USB_DnFIFOSEL_DREQE_SHIFT, USB_DnFIFOSEL_DREQE);
-
- g_usb0_function_data_count[pipe] = 0;
- g_usb0_function_data_pointer[pipe] += count;
-
- status = DEVDRV_USBF_WRITEDMA; /* DMA write */
- }
- else
- {
- if (RZA_IO_RegRead_16(&USB200.D1FIFOCTR, USB_DnFIFOCTR_BVAL_SHIFT, USB_DnFIFOCTR_BVAL) == 0)
- {
- RZA_IO_RegWrite_16(&USB200.D1FIFOCTR, 1, USB_DnFIFOCTR_BVAL_SHIFT, USB_DnFIFOCTR_BVAL); /* Short Packet */
- }
- status = DEVDRV_USBF_WRITESHRT; /* Short Packet is end of write */
- }
-
- return status; /* End or Err or Continue */
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_start_receive_transfer
-* Description : Starts USB data reception using the pipe specified in the argument.
-* : The FIFO for using is set in the pipe definition table.
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint32_t size ; Data Size
-* : uint8_t *data ; Data Address
-* Return Value : none
-*******************************************************************************/
-void usb0_function_start_receive_transfer (uint16_t pipe, uint32_t size, uint8_t * data)
-{
- uint16_t usefifo;
-
- usb0_function_clear_bemp_sts(pipe);
- usb0_function_clear_brdy_sts(pipe);
- usb0_function_clear_nrdy_sts(pipe);
-
- usefifo = (uint16_t)(g_usb0_function_PipeTbl[pipe] & USB_FUNCTION_FIFO_USE);
-
- switch (usefifo)
- {
- case USB_FUNCTION_D0FIFO_USE:
- usb0_function_start_receive_trns_d0(pipe, size, data);
- break;
-
- case USB_FUNCTION_D1FIFO_USE:
- usb0_function_start_receive_trns_d1(pipe, size, data);
- break;
-
- case USB_FUNCTION_D0FIFO_DMA:
- usb0_function_start_receive_dma_d0(pipe, size, data);
- break;
-
- case USB_FUNCTION_D1FIFO_DMA:
- usb0_function_start_receive_dma_d1(pipe, size, data);
- break;
-
- default:
- usb0_function_start_receive_trns_c(pipe, size, data);
- break;
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_start_receive_trns_c
-* Description : Reads data from the buffer allocated in the pipe specified in the argument.
-* : Reads data by CPU transfer using CFIFO.
-* : When storing data in the buffer allocated in the pipe specified in the
-* : argument, BRDY interrupt is generated to read data
-* : in the interrupt.
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint32_t size ; Data Size
-* : uint8_t *data ; Data Address
-* Return Value : none
-*******************************************************************************/
-static void usb0_function_start_receive_trns_c (uint16_t pipe, uint32_t size, uint8_t * data)
-{
- uint16_t mbw;
-
- usb0_function_set_pid_nak(pipe);
- g_usb0_function_data_count[pipe] = size;
- g_usb0_function_data_pointer[pipe] = (uint8_t *)data;
- g_usb0_function_PipeIgnore[pipe] = 0;
-
- g_usb0_function_PipeDataSize[pipe] = size;
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_WAIT;
-
- mbw = usb0_function_get_mbw(size, (uint32_t)data);
- usb0_function_set_curpipe(USB_FUNCTION_PIPE0, USB_FUNCTION_CUSE, USB_FUNCTION_CFIFO_READ, mbw);
- USB200.CFIFOCTR = USB_FUNCTION_BITBCLR;
-
- usb0_function_set_transaction_counter(pipe, size);
-
- usb0_function_aclrm(pipe);
-
- usb0_function_enable_nrdy_int(pipe);
- usb0_function_enable_brdy_int(pipe);
-
- usb0_function_set_pid_buf(pipe);
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_start_receive_trns_d0
-* Description : Reads data from the buffer allocated in the pipe specified in the argument.
-* : Reads data by CPU transfer using D0FIFO.
-* : This function does not read data from the buffer.
-* : When storing data in the buffer allocated in the pipe specified
-* : in the argument, BRDY interrupt is generated to read data in the
-* : interrupt.
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint32_t size ; Data Size
-* : uint8_t *data ; Data Address
-* Return Value : none
-*******************************************************************************/
-static void usb0_function_start_receive_trns_d0 (uint16_t pipe, uint32_t size, uint8_t * data)
-{
- uint16_t mbw;
-
- usb0_function_set_pid_nak(pipe);
- g_usb0_function_data_count[pipe] = size;
- g_usb0_function_data_pointer[pipe] = (uint8_t *)data;
- g_usb0_function_PipeIgnore[pipe] = 0;
-
- g_usb0_function_PipeDataSize[pipe] = size;
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_WAIT;
-
- mbw = usb0_function_get_mbw(size, (uint32_t)data);
- usb0_function_set_curpipe(USB_FUNCTION_PIPE0, USB_FUNCTION_D0USE, DEVDRV_USBF_NO, mbw);
-
- usb0_function_set_transaction_counter(pipe, size);
-
- usb0_function_aclrm(pipe);
-
- usb0_function_enable_nrdy_int(pipe);
- usb0_function_enable_brdy_int(pipe);
-
- usb0_function_set_pid_buf(pipe);
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_start_receive_trns_d1
-* Description : Reads data from the buffer allocated in the pipe specified in the argument.
-* : Reads data by CPU transfer using D1FIFO.
-* : This function does not read data from the buffer.
-* : When storing data in the buffer allocated in the pipe specified
-* : in the argument, BRDY interrupt is generated to read data.
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint32_t size ; Data Size
-* : uint8_t *data ; Data Address
-* Return Value : none
-*******************************************************************************/
-static void usb0_function_start_receive_trns_d1 (uint16_t pipe, uint32_t size, uint8_t * data)
-{
- uint16_t mbw;
-
- usb0_function_set_pid_nak(pipe);
- g_usb0_function_data_count[pipe] = size;
- g_usb0_function_data_pointer[pipe] = (uint8_t *)data;
- g_usb0_function_PipeIgnore[pipe] = 0;
-
- g_usb0_function_PipeDataSize[pipe] = size;
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_WAIT;
-
- mbw = usb0_function_get_mbw(size, (uint32_t)data);
- usb0_function_set_curpipe(USB_FUNCTION_PIPE0, USB_FUNCTION_D1USE, DEVDRV_USBF_NO, mbw);
-
- usb0_function_set_transaction_counter(pipe, size);
-
- usb0_function_aclrm(pipe);
-
- usb0_function_enable_nrdy_int(pipe);
- usb0_function_enable_brdy_int(pipe);
-
- usb0_function_set_pid_buf(pipe);
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_start_receive_dma_d0
-* Description : Reads data from the buffer allocated in the pipe specified in the argument.
-* : Reads data by DMA transfer using D0FIFO.
-* : This function does not read data from the buffer.
-* : When storing data in the buffer allocated in the pipe specified
-* : in the argument, delivered read request to DMAC to read data from
-* : the buffer by DMAC.
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint32_t size ; Data Size
-* : uint8_t *data ; Data Address
-* Return Value : none
-*******************************************************************************/
-static void usb0_function_start_receive_dma_d0 (uint16_t pipe, uint32_t size, uint8_t * data)
-{
- uint16_t mbw;
-
- usb0_function_set_pid_nak(pipe);
- g_usb0_function_data_count[pipe] = size;
- g_usb0_function_data_pointer[pipe] = (uint8_t *)data;
- g_usb0_function_PipeIgnore[pipe] = 0;
-
- g_usb0_function_PipeDataSize[pipe] = 0;
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_WAIT;
-
- mbw = usb0_function_get_mbw(size, (uint32_t)data);
- usb0_function_set_curpipe(USB_FUNCTION_PIPE0, USB_FUNCTION_D0USE, DEVDRV_USBF_NO, mbw);
-
- usb0_function_set_transaction_counter(pipe, size);
-
- usb0_function_aclrm(pipe);
-
- if (RZA_IO_RegRead_16(&g_usb0_function_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 1)
- {
- usb0_function_read_dma(pipe);
-
- usb0_function_enable_nrdy_int(pipe);
- usb0_function_enable_brdy_int(pipe);
- }
- else
- {
- usb0_function_enable_nrdy_int(pipe);
- usb0_function_enable_brdy_int(pipe);
- }
-
- usb0_function_set_pid_buf(pipe);
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_start_receive_dma_d1
-* Description : Read data from the buffer allocated in the pipe specified in the argument.
-* : Reads data by DMA transfer using D0FIFO.
-* : This function does not read data from the buffer.
-* : When storing data in the buffer allocated in the pipe specified
-* : in the argument, delivered read request to DMAC to read data from
-* : the buffer by DMAC.
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint32_t size ; Data Size
-* : uint8_t *data ; Data Address
-* Return Value : none
-*******************************************************************************/
-static void usb0_function_start_receive_dma_d1 (uint16_t pipe, uint32_t size, uint8_t * data)
-{
- uint16_t mbw;
-
- usb0_function_set_pid_nak(pipe);
- g_usb0_function_data_count[pipe] = size;
- g_usb0_function_data_pointer[pipe] = (uint8_t *)data;
- g_usb0_function_PipeIgnore[pipe] = 0;
-
- g_usb0_function_PipeDataSize[pipe] = 0;
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_WAIT;
-
- mbw = usb0_function_get_mbw(size, (uint32_t)data);
- usb0_function_set_curpipe(USB_FUNCTION_PIPE0, USB_FUNCTION_D1USE, DEVDRV_USBF_NO, mbw);
-
- usb0_function_set_transaction_counter(pipe, size);
-
- usb0_function_aclrm(pipe);
-
- if (RZA_IO_RegRead_16(&g_usb0_function_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 1)
- {
- usb0_function_read_dma(pipe);
-
- usb0_function_enable_nrdy_int(pipe);
- usb0_function_enable_brdy_int(pipe);
- }
- else
- {
- usb0_function_enable_nrdy_int(pipe);
- usb0_function_enable_brdy_int(pipe);
- }
-
- usb0_function_set_pid_buf(pipe);
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_read_buffer
-* Description : Reads data from the buffer allocated in the pipe specified
-* : in the argument.
-* : Uses FIF0 set in the pipe definition table.
-* Arguments : uint16_t pipe ; Pipe Number
-* Return Value : USB_FUNCTION_READEND ; Read end
-* : USB_FUNCTION_READSHRT ; short data
-* : USB_FUNCTION_READING ; Continue of data read
-* : USB_FUNCTION_READOVER ; buffer over
-* : DEVDRV_USBF_FIFOERROR ; FIFO status
-*******************************************************************************/
-uint16_t usb0_function_read_buffer (uint16_t pipe)
-{
- uint16_t status;
-
- g_usb0_function_PipeIgnore[pipe] = 0;
-
- if ((g_usb0_function_PipeTbl[pipe] & USB_FUNCTION_FIFO_USE) == USB_FUNCTION_D0FIFO_USE)
- {
- status = usb0_function_read_buffer_d0(pipe);
- }
- else if ((g_usb0_function_PipeTbl[pipe] & USB_FUNCTION_FIFO_USE) == USB_FUNCTION_D1FIFO_USE)
- {
- status = usb0_function_read_buffer_d1(pipe);
- }
- else
- {
- status = usb0_function_read_buffer_c(pipe);
- }
-
- switch (status)
- {
- case USB_FUNCTION_READING: /* Continue of data read */
- break;
-
- case USB_FUNCTION_READEND: /* End of data read */
- case USB_FUNCTION_READSHRT: /* End of data read */
- usb0_function_disable_brdy_int(pipe);
- g_usb0_function_PipeDataSize[pipe] -= g_usb0_function_data_count[pipe];
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_DONE;
- break;
-
- case USB_FUNCTION_READOVER: /* buffer over */
- if ((g_usb0_function_PipeTbl[pipe] & USB_FUNCTION_FIFO_USE) == USB_FUNCTION_D0FIFO_USE)
- {
- USB200.D0FIFOCTR = USB_FUNCTION_BITBCLR; /* Clear BCLR */
- }
- else if ((g_usb0_function_PipeTbl[pipe] & USB_FUNCTION_FIFO_USE) == USB_FUNCTION_D1FIFO_USE)
- {
- USB200.D1FIFOCTR = USB_FUNCTION_BITBCLR; /* Clear BCLR */
- }
- else
- {
- USB200.CFIFOCTR = USB_FUNCTION_BITBCLR; /* Clear BCLR */
- }
- usb0_function_disable_brdy_int(pipe); /* Disable Ready Interrupt */
- g_usb0_function_PipeDataSize[pipe] -= g_usb0_function_data_count[pipe];
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_FIFOERROR;
- break;
-
- case DEVDRV_USBF_FIFOERROR: /* FIFO access status */
- default:
- usb0_function_disable_brdy_int(pipe); /* Disable Ready Interrupt */
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_FIFOERROR;
- break;
- }
-
- return status; /* End or Err or Continue */
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_read_buffer_c
-* Description : Reads data from the buffer allocated in the pipe specified in the argument.
-* : Reads data by CPU transfer using CFIFO.
-* Arguments : uint16_t pipe ; Pipe Number
-* Return Value : USB_FUNCTION_READEND ; Read end
-* : USB_FUNCTION_READSHRT ; short data
-* : USB_FUNCTION_READING ; Continue of data read
-* : USB_FUNCTION_READOVER ; buffer over
-* : DEVDRV_USBF_FIFOERROR ; FIFO status
-*******************************************************************************/
-uint16_t usb0_function_read_buffer_c (uint16_t pipe)
-{
- uint32_t count;
- uint32_t dtln;
- uint16_t buffer;
- uint16_t mxps;
- uint16_t status;
- uint16_t mbw;
-
- mbw = usb0_function_get_mbw(g_usb0_function_data_count[pipe], (uint32_t)g_usb0_function_data_pointer[pipe]);
- buffer = usb0_function_change_fifo_port(pipe, USB_FUNCTION_CUSE, DEVDRV_USBF_NO, mbw);
-
- if (buffer == DEVDRV_USBF_FIFOERROR) /* FIFO access status */
- {
- return DEVDRV_USBF_FIFOERROR;
- }
-
- dtln = (uint32_t)(buffer & USB_FUNCTION_BITDTLN);
- mxps = usb0_function_get_mxps(pipe); /* Max Packet Size */
-
- if (g_usb0_function_data_count[pipe] < dtln) /* Buffer Over ? */
- {
- status = USB_FUNCTION_READOVER;
- usb0_function_set_pid_nak(pipe); /* Set NAK */
- count = g_usb0_function_data_count[pipe];
- }
- else if (g_usb0_function_data_count[pipe] == dtln) /* just Receive Size */
- {
- status = USB_FUNCTION_READEND;
- usb0_function_set_pid_nak(pipe); /* Set NAK */
- count = dtln;
-
- if (count == 0)
- {
- status = USB_FUNCTION_READSHRT; /* Null Packet receive */
- }
-
- if ((count % mxps) != 0)
- {
- status = USB_FUNCTION_READSHRT; /* Short Packet receive */
- }
- }
- else /* continue Receive data */
- {
- status = USB_FUNCTION_READING;
- count = dtln;
-
- if (count == 0)
- {
- status = USB_FUNCTION_READSHRT; /* Null Packet receive */
- usb0_function_set_pid_nak(pipe); /* Set NAK */
- }
-
- if ((count % mxps) != 0)
- {
- status = USB_FUNCTION_READSHRT; /* Short Packet receive */
- usb0_function_set_pid_nak(pipe); /* Set NAK */
- }
- }
-
- if (count == 0) /* 0 length packet */
- {
- USB200.CFIFOCTR = USB_FUNCTION_BITBCLR; /* Clear BCLR */
- }
- else
- {
- usb0_function_read_c_fifo(pipe, (uint16_t)count);
- }
-
- g_usb0_function_data_count[pipe] -= count;
-
- return status; /* End or Err or Continue */
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_read_buffer_d0
-* Description : Reads data from the buffer allocated in the pipe specified in
-* : the argument.
-* : Reads data by CPU transfer using D0FIFO.
-* Arguments : uint16_t pipe ; Pipe Number
-* Return Value : USB_FUNCTION_READEND ; Read end
-* : USB_FUNCTION_READSHRT ; short data
-* : USB_FUNCTION_READING ; Continue of data read
-* : USB_FUNCTION_READOVER ; buffer over
-* : DEVDRV_USBF_FIFOERROR ; FIFO status
-*******************************************************************************/
-uint16_t usb0_function_read_buffer_d0 (uint16_t pipe)
-{
- uint32_t count;
- uint32_t dtln;
- uint16_t buffer;
- uint16_t mxps;
- uint16_t status;
- uint16_t mbw;
- uint16_t pipebuf_size;
-
- mbw = usb0_function_get_mbw(g_usb0_function_data_count[pipe], (uint32_t)g_usb0_function_data_pointer[pipe]);
- buffer = usb0_function_change_fifo_port(pipe, USB_FUNCTION_D0USE, DEVDRV_USBF_NO, mbw);
-
- if (buffer == DEVDRV_USBF_FIFOERROR) /* FIFO access status */
- {
- return DEVDRV_USBF_FIFOERROR;
- }
-
- dtln = (uint32_t)(buffer & USB_FUNCTION_BITDTLN);
- mxps = usb0_function_get_mxps(pipe); /* Max Packet Size */
-
- if (g_usb0_function_data_count[pipe] < dtln) /* Buffer Over ? */
- {
- status = USB_FUNCTION_READOVER;
- usb0_function_set_pid_nak(pipe); /* Set NAK */
- count = g_usb0_function_data_count[pipe];
- }
- else if (g_usb0_function_data_count[pipe] == dtln) /* just Receive Size */
- {
- status = USB_FUNCTION_READEND;
- usb0_function_set_pid_nak(pipe); /* Set NAK */
- count = dtln;
-
- if (count == 0)
- {
- status = USB_FUNCTION_READSHRT; /* Null Packet receive */
- }
-
- if ((count % mxps) != 0)
- {
- status = USB_FUNCTION_READSHRT; /* Short Packet receive */
- }
- }
- else /* continue Receive data */
- {
- status = USB_FUNCTION_READING;
- count = dtln;
-
- if (count == 0)
- {
- status = USB_FUNCTION_READSHRT; /* Null Packet receive */
- usb0_function_set_pid_nak(pipe); /* Set NAK */
- }
-
- if ((count % mxps) != 0)
- {
- status = USB_FUNCTION_READSHRT; /* Short Packet receive */
- usb0_function_set_pid_nak(pipe); /* Set NAK */
- }
- else
- {
- pipebuf_size = usb0_function_get_buf_size(pipe); /* Data buffer size */
-
- if (count != pipebuf_size)
- {
- status = USB_FUNCTION_READSHRT; /* Short Packet receive */
- usb0_function_set_pid_nak(pipe); /* Set NAK */
- }
- }
- }
-
- if (count == 0) /* 0 length packet */
- {
- USB200.D0FIFOCTR = USB_FUNCTION_BITBCLR; /* Clear BCLR */
- }
- else
- {
- usb0_function_read_d0_fifo(pipe, (uint16_t)count);
- }
-
- g_usb0_function_data_count[pipe] -= count;
-
- return status; /* End or Err or Continue */
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_read_buffer_d1
-* Description : Reads data from the buffer allocated in the pipe specified
-* : in the argument.
-* : Reads data by CPU transfer using D1FIFO.
-* Arguments : uint16_t pipe ; Pipe Number
-* Return Value : USB_FUNCTION_READEND ; Read end
-* : USB_FUNCTION_READSHRT ; short data
-* : USB_FUNCTION_READING ; Continue of data read
-* : USB_FUNCTION_READOVER ; buffer over
-* : DEVDRV_USBF_FIFOERROR ; FIFO status
-*******************************************************************************/
-uint16_t usb0_function_read_buffer_d1 (uint16_t pipe)
-{
- uint32_t count;
- uint32_t dtln;
- uint16_t buffer;
- uint16_t mxps;
- uint16_t status;
- uint16_t mbw;
- uint16_t pipebuf_size;
-
- mbw = usb0_function_get_mbw(g_usb0_function_data_count[pipe], (uint32_t)g_usb0_function_data_pointer[pipe]);
- buffer = usb0_function_change_fifo_port(pipe, USB_FUNCTION_D1USE, DEVDRV_USBF_NO, mbw);
-
- if (buffer == DEVDRV_USBF_FIFOERROR) /* FIFO access status */
- {
- return DEVDRV_USBF_FIFOERROR;
- }
-
- dtln = (uint32_t)(buffer & USB_FUNCTION_BITDTLN);
- mxps = usb0_function_get_mxps(pipe); /* Max Packet Size */
-
- if (g_usb0_function_data_count[pipe] < dtln) /* Buffer Over ? */
- {
- status = USB_FUNCTION_READOVER;
- usb0_function_set_pid_nak(pipe); /* Set NAK */
- count = g_usb0_function_data_count[pipe];
- }
- else if (g_usb0_function_data_count[pipe] == dtln) /* just Receive Size */
- {
- status = USB_FUNCTION_READEND;
- usb0_function_set_pid_nak(pipe); /* Set NAK */
- count = dtln;
- if (count == 0)
- {
- status = USB_FUNCTION_READSHRT; /* Null Packet receive */
- }
-
- if ((count % mxps) != 0)
- {
- status = USB_FUNCTION_READSHRT; /* Short Packet receive */
- }
- }
- else /* continue Receive data */
- {
- status = USB_FUNCTION_READING;
- count = dtln;
- if (count == 0)
- {
- status = USB_FUNCTION_READSHRT; /* Null Packet receive */
- usb0_function_set_pid_nak(pipe); /* Set NAK */
- }
-
- if ((count % mxps) != 0)
- {
- status = USB_FUNCTION_READSHRT; /* Short Packet receive */
- usb0_function_set_pid_nak(pipe); /* Set NAK */
- }
- else
- {
- pipebuf_size = usb0_function_get_buf_size(pipe); /* Data buffer size */
-
- if (count != pipebuf_size)
- {
- status = USB_FUNCTION_READSHRT; /* Short Packet receive */
- usb0_function_set_pid_nak(pipe); /* Set NAK */
- }
- }
- }
-
- if (count == 0) /* 0 length packet */
- {
- USB200.D1FIFOCTR = USB_FUNCTION_BITBCLR; /* Clear BCLR */
- }
- else
- {
- usb0_function_read_d1_fifo(pipe, (uint16_t)count);
- }
-
- g_usb0_function_data_count[pipe] -= count;
-
- return status; /* End or Err or Continue */
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_read_dma
-* Description : Reads data from the buffer allocated in the pipe specified
-* : in the argument.
-* : Reads data by DMA transfer using D0FIFO or D1FIFO.
-* Arguments : uint16_t pipe ; Pipe Number
-* Return Value : USB_FUNCTION_READEND ; Read end
-* : USB_FUNCTION_READSHRT ; short data
-* : USB_FUNCTION_READING ; Continue of data read
-* : USB_FUNCTION_READOVER ; buffer over
-* : DEVDRV_USBF_FIFOERROR ; FIFO status
-*******************************************************************************/
-uint16_t usb0_function_read_dma (uint16_t pipe)
-{
- uint16_t status;
-
- g_usb0_function_PipeIgnore[pipe] = 0;
- if ((g_usb0_function_PipeTbl[pipe] & USB_FUNCTION_FIFO_USE) == USB_FUNCTION_D0FIFO_DMA)
- {
- status = usb0_function_read_dma_d0(pipe);
- }
- else
- {
- status = usb0_function_read_dma_d1(pipe);
- }
-
- switch (status)
- {
- case USB_FUNCTION_READING: /* Continue of data read */
- break;
-
- case USB_FUNCTION_READZERO: /* End of data read */
- usb0_function_disable_brdy_int(pipe);
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_DONE;
- break;
-
- case USB_FUNCTION_READEND: /* End of data read */
- case USB_FUNCTION_READSHRT: /* End of data read */
- usb0_function_disable_brdy_int(pipe);
-
- if (RZA_IO_RegRead_16(&g_usb0_function_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 1)
- {
- g_usb0_function_PipeDataSize[pipe] -= g_usb0_function_data_count[pipe];
- }
- break;
-
- case USB_FUNCTION_READOVER: /* buffer over */
- usb0_function_disable_brdy_int(pipe); /* Disable Ready Interrupt */
-
- if (RZA_IO_RegRead_16(&g_usb0_function_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 1)
- {
- g_usb0_function_PipeDataSize[pipe] -= g_usb0_function_data_count[pipe];
- }
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_FIFOERROR;
- break;
-
- case DEVDRV_USBF_FIFOERROR: /* FIFO access status */
- default:
- usb0_function_disable_brdy_int(pipe); /* Disable Ready Interrupt */
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_FIFOERROR;
- break;
- }
-
- return status; /* End or Err or Continue */
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_read_dma_d0
-* Description : Writes data in the buffer allocated in the pipe specified
-* : in the argument.
-* : Reads data by DMA transfer using D0FIFO.
-* Arguments : uint16_t pipe ; Pipe Number
-* Return Value : USB_FUNCTION_READEND ; Read end
-* : USB_FUNCTION_READSHRT ; short data
-* : USB_FUNCTION_READZERO ; zero data
-* : USB_FUNCTION_READING ; Continue of data read
-* : USB_FUNCTION_READOVER ; buffer over
-* : DEVDRV_USBF_FIFOERROR ; FIFO status
-*******************************************************************************/
-static uint16_t usb0_function_read_dma_d0 (uint16_t pipe)
-{
- uint32_t count;
- uint32_t dtln;
- uint16_t buffer;
- uint16_t mxps;
- uint16_t status;
- uint16_t mbw;
- uint16_t dfacc = 0;
- uint16_t pipebuf_size;
-
- g_usb0_function_DmaStatus[USB_FUNCTION_D0FIFO] = USB_FUNCTION_DMA_READY;
-
- mbw = usb0_function_get_mbw(g_usb0_function_data_count[pipe], (uint32_t)g_usb0_function_data_pointer[pipe]);
-
- if (RZA_IO_RegRead_16(&g_usb0_function_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 1)
- {
- count = g_usb0_function_data_count[pipe];
- status = USB_FUNCTION_READING;
- }
- else
- {
- buffer = usb0_function_change_fifo_port(pipe, USB_FUNCTION_D0DMA, DEVDRV_USBF_NO, mbw);
-
- if (buffer == DEVDRV_USBF_FIFOERROR) /* FIFO access status */
- {
- return DEVDRV_USBF_FIFOERROR;
- }
-
- dtln = (uint32_t)(buffer & USB_FUNCTION_BITDTLN);
- mxps = usb0_function_get_mxps(pipe); /* Max Packet Size */
-
- if (g_usb0_function_data_count[pipe] < dtln) /* Buffer Over ? */
- {
- status = USB_FUNCTION_READOVER;
- count = g_usb0_function_data_count[pipe];
- }
- else if (g_usb0_function_data_count[pipe] == dtln) /* just Receive Size */
- {
- status = USB_FUNCTION_READEND;
- count = dtln;
- if (count == 0)
- {
- status = USB_FUNCTION_READSHRT; /* Null Packet receive */
- }
-
- if ((count % mxps) != 0)
- {
- status = USB_FUNCTION_READSHRT; /* Short Packet receive */
- }
- }
- else /* continue Receive data */
- {
- status = USB_FUNCTION_READING;
- count = dtln;
-
- if (count == 0)
- {
- status = USB_FUNCTION_READSHRT; /* Null Packet receive */
- }
-
- if ((count % mxps) != 0)
- {
- status = USB_FUNCTION_READSHRT; /* Short Packet receive */
- }
- else
- {
- pipebuf_size = usb0_function_get_buf_size(pipe); /* Data buffer size */
- if (count != pipebuf_size)
- {
- status = USB_FUNCTION_READSHRT; /* Short Packet receive */
- }
- }
- }
- }
-
- if (count == 0) /* 0 length packet */
- {
- if (RZA_IO_RegRead_16(&g_usb0_function_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 0)
- {
- USB200.D0FIFOCTR = USB_FUNCTION_BITBCLR; /* Clear BCLR */
- status = USB_FUNCTION_READZERO; /* Null Packet receive */
- }
- else
- {
- usb0_function_set_curpipe(pipe, USB_FUNCTION_D0DMA, DEVDRV_USBF_NO, mbw);
- /* transaction counter No set */
- /* FRDY = 1, DTLN = 0 -> BRDY */
- }
- }
- else
- {
- dfacc = usb0_function_set_dfacc_d0(mbw, count);
-
- if (mbw == USB_FUNCTION_BITMBW_32)
- {
- g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].size = 2; /* 32bit transfer */
- }
- else if (mbw == USB_FUNCTION_BITMBW_16)
- {
- g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].size = 1; /* 16bit transfer */
- }
- else
- {
- g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].size = 0; /* 8bit transfer */
- }
-
- g_usb0_function_DmaPipe[USB_FUNCTION_D0FIFO] = pipe; /* not use in read operation */
- g_usb0_function_DmaBval[USB_FUNCTION_D0FIFO] = 0; /* not use in read operation */
-
- g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].fifo = USB_FUNCTION_D0FIFO_DMA;
- g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].dir = USB_FUNCTION_FIFO2BUF;
- g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].buffer = (uint32_t)g_usb0_function_data_pointer[pipe];
- g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].bytes = count;
-
- if (status == USB_FUNCTION_READING)
- {
- g_usb0_function_DmaStatus[USB_FUNCTION_D0FIFO] = USB_FUNCTION_DMA_BUSY;
- }
- else
- {
- g_usb0_function_DmaStatus[USB_FUNCTION_D0FIFO] = USB_FUNCTION_DMA_BUSYEND;
- }
-
- Userdef_USB_usb0_function_start_dma(&g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO], dfacc);
-
- usb0_function_set_curpipe2(pipe, USB_FUNCTION_D0DMA, DEVDRV_USBF_NO, mbw, dfacc);
-
- RZA_IO_RegWrite_16(&USB200.D0FIFOSEL,
- 1,
- USB_DnFIFOSEL_DREQE_SHIFT,
- USB_DnFIFOSEL_DREQE);
- }
-
- if (RZA_IO_RegRead_16(&g_usb0_function_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 0)
- {
- g_usb0_function_data_count[pipe] -= count;
- g_usb0_function_data_pointer[pipe] += count;
- g_usb0_function_PipeDataSize[pipe] += count;
- }
-
- return status; /* End or Err or Continue */
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_read_dma_d1
-* Description : Reads data from the buffer allocated in the pipe specified in
-* : the argument.
-* : Reads data by DMA transfer using D1FIFO.
-* Arguments : uint16_t pipe ; Pipe Number
-* Return Value : USB_FUNCTION_READEND ; Read end
-* : USB_FUNCTION_READSHRT ; short data
-* : USB_FUNCTION_READZERO ; zero data
-* : USB_FUNCTION_READING ; Continue of data read
-* : USB_FUNCTION_READOVER ; buffer over
-* : DEVDRV_USBF_FIFOERROR ; FIFO status
-*******************************************************************************/
-static uint16_t usb0_function_read_dma_d1 (uint16_t pipe)
-{
- uint32_t count;
- uint32_t dtln;
- uint16_t buffer;
- uint16_t mxps;
- uint16_t status;
- uint16_t mbw;
- uint16_t dfacc=0;
- uint16_t pipebuf_size;
-
- g_usb0_function_DmaStatus[USB_FUNCTION_D1FIFO] = USB_FUNCTION_DMA_READY;
-
- mbw = usb0_function_get_mbw(g_usb0_function_data_count[pipe], (uint32_t)g_usb0_function_data_pointer[pipe]);
-
- if (RZA_IO_RegRead_16(&g_usb0_function_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 1)
- {
- count = g_usb0_function_data_count[pipe];
- status = USB_FUNCTION_READING;
- }
- else
- {
- buffer = usb0_function_change_fifo_port(pipe, USB_FUNCTION_D1DMA, DEVDRV_USBF_NO, mbw);
- if (buffer == DEVDRV_USBF_FIFOERROR) /* FIFO access status */
- {
- return DEVDRV_USBF_FIFOERROR;
- }
-
- dtln = (uint32_t)(buffer & USB_FUNCTION_BITDTLN);
- mxps = usb0_function_get_mxps(pipe); /* Max Packet Size */
-
- if (g_usb0_function_data_count[pipe] < dtln) /* Buffer Over ? */
- {
- status = USB_FUNCTION_READOVER;
- count = g_usb0_function_data_count[pipe];
- }
- else if (g_usb0_function_data_count[pipe] == dtln) /* just Receive Size */
- {
- status = USB_FUNCTION_READEND;
- count = dtln;
- if (count == 0)
- {
- status = USB_FUNCTION_READSHRT; /* Null Packet receive */
- }
-
- if ((count % mxps) != 0)
- {
- status = USB_FUNCTION_READSHRT; /* Short Packet receive */
- }
- }
- else /* continue Receive data */
- {
- status = USB_FUNCTION_READING;
- count = dtln;
- if (count == 0)
- {
- status = USB_FUNCTION_READSHRT; /* Null Packet receive */
- }
-
- if ((count % mxps) != 0)
- {
- status = USB_FUNCTION_READSHRT; /* Short Packet receive */
- }
- else
- {
- pipebuf_size = usb0_function_get_buf_size(pipe); /* Data buffer size */
- if (count != pipebuf_size)
- {
- status = USB_FUNCTION_READSHRT; /* Short Packet receive */
- }
- }
- }
- }
-
- if (count == 0) /* 0 length packet */
- {
- if (RZA_IO_RegRead_16(&g_usb0_function_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 0)
- {
- USB200.D1FIFOCTR = USB_FUNCTION_BITBCLR; /* Clear BCLR */
- status = USB_FUNCTION_READZERO; /* Null Packet receive */
- }
- else
- {
- usb0_function_set_curpipe(pipe, USB_FUNCTION_D1DMA, DEVDRV_USBF_NO, mbw);
- /* transaction counter No set */
- /* FRDY = 1, DTLN = 0 -> BRDY */
- }
- }
- else
- {
- dfacc = usb0_function_set_dfacc_d1(mbw, count);
-
- if (mbw == USB_FUNCTION_BITMBW_32)
- {
- g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].size = 2; /* 32bit transfer */
- }
- else if (mbw == USB_FUNCTION_BITMBW_16)
- {
- g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].size = 1; /* 16bit transfer */
- }
- else
- {
- g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].size = 0; /* 8bit transfer */
- }
-
- g_usb0_function_DmaPipe[USB_FUNCTION_D1FIFO] = pipe; /* not use in read operation */
- g_usb0_function_DmaBval[USB_FUNCTION_D1FIFO] = 0; /* not use in read operation */
-
- g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].fifo = USB_FUNCTION_D1FIFO_DMA;
- g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].dir = USB_FUNCTION_FIFO2BUF;
- g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].buffer = (uint32_t)g_usb0_function_data_pointer[pipe];
- g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].bytes = count;
-
- if (status == USB_FUNCTION_READING)
- {
- g_usb0_function_DmaStatus[USB_FUNCTION_D1FIFO] = USB_FUNCTION_DMA_BUSY;
- }
- else
- {
- g_usb0_function_DmaStatus[USB_FUNCTION_D1FIFO] = USB_FUNCTION_DMA_BUSYEND;
- }
-
- Userdef_USB_usb0_function_start_dma(&g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO], dfacc);
-
- usb0_function_set_curpipe2(pipe, USB_FUNCTION_D1DMA, DEVDRV_USBF_NO, mbw, dfacc);
-
- RZA_IO_RegWrite_16(&USB200.D1FIFOSEL,
- 1,
- USB_DnFIFOSEL_DREQE_SHIFT,
- USB_DnFIFOSEL_DREQE);
- }
-
- if (RZA_IO_RegRead_16(&g_usb0_function_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 0)
- {
- g_usb0_function_data_count[pipe] -= count;
- g_usb0_function_data_pointer[pipe] += count;
- g_usb0_function_PipeDataSize[pipe] += count;
- }
-
- return status; /* End or Err or Continue */
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_change_fifo_port
-* Description : Allocates FIF0 specified by the argument in the pipe assigned
-* : by the argument. After allocating FIF0, waits in the software
-* : till the corresponding pipe becomes ready.
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint16_t fifosel ; Select FIFO
-* : uint16_t isel ; FIFO Access Direction
-* : uint16_t mbw ; FIFO Port Access Bit Width
-* Return Value : DEVDRV_USBF_FIFOERROR ; Error
-* : Others ; CFIFOCTR/D0FIFOCTR/D1FIFOCTR Register Value
-*******************************************************************************/
-uint16_t usb0_function_change_fifo_port (uint16_t pipe, uint16_t fifosel, uint16_t isel, uint16_t mbw)
-{
- uint16_t buffer;
- uint32_t loop;
- volatile uint32_t loop2;
-
- usb0_function_set_curpipe(pipe, fifosel, isel, mbw);
-
- for (loop = 0; loop < 4; loop++)
- {
- switch (fifosel)
- {
- case USB_FUNCTION_CUSE:
- buffer = USB200.CFIFOCTR;
- break;
-
- case USB_FUNCTION_D0USE:
- case USB_FUNCTION_D0DMA:
- buffer = USB200.D0FIFOCTR;
- break;
-
- case USB_FUNCTION_D1USE:
- case USB_FUNCTION_D1DMA:
- buffer = USB200.D1FIFOCTR;
- break;
-
- default:
- buffer = 0;
- break;
- }
-
- if ((buffer & USB_FUNCTION_BITFRDY) == USB_FUNCTION_BITFRDY)
- {
- return buffer;
- }
-
- loop2 = 25;
- while (loop2-- > 0)
- {
- /* wait */
- }
- }
-
- return DEVDRV_USBF_FIFOERROR;
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_set_curpipe
-* Description : Allocates FIF0 specified by the argument in the pipe assigned
-* : by the argument.
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint16_t fifosel ; Select FIFO
-* : uint16_t isel ; FIFO Access Direction
-* : uint16_t mbw ; FIFO Port Access Bit Width
-* Return Value : none
-*******************************************************************************/
-void usb0_function_set_curpipe (uint16_t pipe, uint16_t fifosel, uint16_t isel, uint16_t mbw)
-{
- uint16_t buffer;
- uint32_t loop;
- volatile uint32_t loop2;
-
- g_usb0_function_mbw[pipe] = mbw;
-
- switch (fifosel)
- {
- case USB_FUNCTION_CUSE:
- buffer = USB200.CFIFOSEL;
- buffer &= (uint16_t)~(USB_FUNCTION_BITISEL | USB_FUNCTION_BITCURPIPE);
- buffer |= (uint16_t)(~isel & USB_FUNCTION_BITISEL);
- USB200.CFIFOSEL = buffer;
-
- for (loop = 0; loop < 4; loop++)
- {
- if ((USB200.CFIFOSEL & (USB_FUNCTION_BITISEL | USB_FUNCTION_BITCURPIPE)) ==
- (buffer & (USB_FUNCTION_BITISEL | USB_FUNCTION_BITCURPIPE)))
- {
- break;
- }
-
- loop2 = 100;
-
- while (loop2-- > 0)
- {
- /* wait */
- }
- }
- buffer &= (uint16_t)~(USB_FUNCTION_BITISEL | USB_FUNCTION_BITCURPIPE | USB_FUNCTION_BITMBW);
- buffer |= (uint16_t)(isel | pipe | mbw);
- USB200.CFIFOSEL = buffer;
-
- for (loop = 0; loop < 4; loop++)
- {
- if ((USB200.CFIFOSEL & (USB_FUNCTION_BITISEL | USB_FUNCTION_BITCURPIPE)) ==
- (buffer & (USB_FUNCTION_BITISEL | USB_FUNCTION_BITCURPIPE)))
- {
- break;
- }
-
- loop2 = 100;
-
- while (loop2-- > 0)
- {
- /* wait */
- }
- }
- break;
-
- case USB_FUNCTION_D0DMA:
- case USB_FUNCTION_D0USE:
- buffer = USB200.D0FIFOSEL;
- buffer &= (uint16_t)~(USB_FUNCTION_BITCURPIPE);
- USB200.D0FIFOSEL = buffer;
-
- for (loop = 0; loop < 4; loop++)
- {
- if ((USB200.D0FIFOSEL & USB_FUNCTION_BITCURPIPE) ==
- (buffer & USB_FUNCTION_BITCURPIPE))
- {
- break;
- }
-
- loop2 = 100;
-
- while (loop2-- > 0)
- {
- /* wait */
- }
- }
- buffer &= (uint16_t)~(USB_FUNCTION_BITCURPIPE | USB_FUNCTION_BITMBW);
- buffer |= (uint16_t)(pipe | mbw);
- USB200.D0FIFOSEL = buffer;
-
- for (loop = 0; loop < 4; loop++)
- {
- if ((USB200.D0FIFOSEL & USB_FUNCTION_BITCURPIPE) ==
- (buffer & USB_FUNCTION_BITCURPIPE))
- {
- break;
- }
-
- loop2 = 100;
- while (loop2-- > 0)
- {
- /* wait */
- }
- }
- break;
-
- case USB_FUNCTION_D1DMA:
- case USB_FUNCTION_D1USE:
- buffer = USB200.D1FIFOSEL;
- buffer &= (uint16_t)~(USB_FUNCTION_BITCURPIPE);
- USB200.D1FIFOSEL = buffer;
-
- for (loop = 0; loop < 4; loop++)
- {
- if ((USB200.D1FIFOSEL & USB_FUNCTION_BITCURPIPE) ==
- (buffer & USB_FUNCTION_BITCURPIPE))
- {
- break;
- }
-
- loop2 = 100;
-
- while (loop2-- > 0)
- {
- /* wait */
- }
- }
- buffer &= (uint16_t)~(USB_FUNCTION_BITCURPIPE | USB_FUNCTION_BITMBW);
- buffer |= (uint16_t)(pipe | mbw);
- USB200.D1FIFOSEL = buffer;
-
- for (loop = 0; loop < 4; loop++)
- {
- if ((USB200.D1FIFOSEL & USB_FUNCTION_BITCURPIPE) ==
- (buffer & USB_FUNCTION_BITCURPIPE))
- {
- break;
- }
-
- loop2 = 100;
-
- while (loop2-- > 0)
- {
- /* wait */
- }
- }
- break;
-
- default:
- break;
- }
-
- /* Cautions !!!
- * Depending on the external bus speed of CPU, you may need to wait for 450ns here.
- * For details, please look at the data sheet. */
- loop2 = 100;
-
- while (loop2-- > 0)
- {
- /* wait */
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_set_curpipe2
-* Description : Allocates FIF0 specified by the argument in the pipe assigned
-* : by the argument.
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint16_t fifosel ; Select FIFO
-* : uint16_t isel ; FIFO Access Direction
-* : uint16_t mbw ; FIFO Port Access Bit Width
-* : uint16_t dfacc ; DFACC Access mode
-* Return Value : none
-*******************************************************************************/
-void usb0_function_set_curpipe2 (uint16_t pipe, uint16_t fifosel, uint16_t isel, uint16_t mbw, uint16_t dfacc)
-{
- uint16_t buffer;
- uint32_t loop;
-#ifdef __USB_FUNCTION_DF_ACC_ENABLE__
- uint32_t dummy;
-#endif
- volatile uint32_t loop2;
-
- g_usb0_function_mbw[pipe] = mbw;
-
- switch (fifosel)
- {
- case USB_FUNCTION_CUSE:
- buffer = USB200.CFIFOSEL;
- buffer &= (uint16_t)~(USB_FUNCTION_BITISEL | USB_FUNCTION_BITCURPIPE);
- buffer |= (uint16_t)(~isel & USB_FUNCTION_BITISEL);
- USB200.CFIFOSEL = buffer;
-
- for (loop = 0; loop < 4; loop++)
- {
- if ((USB200.CFIFOSEL & (USB_FUNCTION_BITISEL | USB_FUNCTION_BITCURPIPE)) ==
- (buffer & (USB_FUNCTION_BITISEL | USB_FUNCTION_BITCURPIPE)))
- {
- break;
- }
-
- loop2 = 100;
- while (loop2-- > 0)
- {
- /* wait */
- }
- }
- buffer &= (uint16_t)~(USB_FUNCTION_BITISEL | USB_FUNCTION_BITCURPIPE | USB_FUNCTION_BITMBW);
- buffer |= (uint16_t)(isel | pipe | mbw);
- USB200.CFIFOSEL = buffer;
-
- for (loop = 0; loop < 4; loop++)
- {
- if ((USB200.CFIFOSEL & (USB_FUNCTION_BITISEL | USB_FUNCTION_BITCURPIPE)) ==
- (buffer & (USB_FUNCTION_BITISEL | USB_FUNCTION_BITCURPIPE)))
- {
- break;
- }
-
- loop2 = 100;
-
- while (loop2-- > 0)
- {
- /* wait */
- }
- }
- break;
-
- case USB_FUNCTION_D0DMA:
- case USB_FUNCTION_D0USE:
- buffer = USB200.D0FIFOSEL;
-#ifdef __USB_FUNCTION_DF_ACC_ENABLE__
- buffer &= (uint16_t)~(USB_FUNCTION_BITCURPIPE | USB_FUNCTION_BITMBW);
-
- if (dfacc != 0)
- {
- buffer |= (uint16_t)(USB_FUNCTION_BITMBW_32);
- }
-#else
- buffer &= (uint16_t)~(USB_FUNCTION_BITCURPIPE);
-#endif
- USB200.D0FIFOSEL = buffer;
-
- for (loop = 0; loop < 4; loop++)
- {
- if ((USB200.D0FIFOSEL & USB_FUNCTION_BITCURPIPE) == (buffer & USB_FUNCTION_BITCURPIPE))
- {
- break;
- }
-
- loop2 = 100;
-
- while (loop2-- > 0)
- {
- /* wait */
- }
- }
-
-#ifdef __USB_FUNCTION_DF_ACC_ENABLE__
- if (dfacc != 0)
- {
- dummy = USB200.D0FIFO.UINT32;
- }
-#endif
- buffer &= (uint16_t)~(USB_FUNCTION_BITCURPIPE | USB_FUNCTION_BITMBW);
- buffer |= (uint16_t)(pipe | mbw);
- USB200.D0FIFOSEL = buffer;
-
- for (loop = 0; loop < 4; loop++)
- {
- if ((USB200.D0FIFOSEL & USB_FUNCTION_BITCURPIPE) == (buffer & USB_FUNCTION_BITCURPIPE))
- {
- break;
- }
-
- loop2 = 100;
-
- while (loop2-- > 0)
- {
- /* wait */
- }
- }
- break;
-
- case USB_FUNCTION_D1DMA:
- case USB_FUNCTION_D1USE:
- buffer = USB200.D1FIFOSEL;
-#ifdef __USB_FUNCTION_DF_ACC_ENABLE__
- buffer &= (uint16_t)~(USB_FUNCTION_BITCURPIPE | USB_FUNCTION_BITMBW);
-
- if (dfacc != 0)
- {
- buffer |= (uint16_t)(USB_FUNCTION_BITMBW_32);
- }
-#else
- buffer &= (uint16_t)~(USB_FUNCTION_BITCURPIPE);
-#endif
- USB200.D1FIFOSEL = buffer;
-
- for (loop = 0; loop < 4; loop++)
- {
- if ((USB200.D1FIFOSEL & USB_FUNCTION_BITCURPIPE) == (buffer & USB_FUNCTION_BITCURPIPE))
- {
- break;
- }
-
- loop2 = 100;
-
- while (loop2-- > 0)
- {
- /* wait */
- }
- }
-#ifdef __USB_FUNCTION_DF_ACC_ENABLE__
- if (dfacc != 0)
- {
- dummy = USB200.D1FIFO.UINT32;
- loop = dummy; // avoid warning.
- }
-#endif
- buffer &= (uint16_t)~(USB_FUNCTION_BITCURPIPE | USB_FUNCTION_BITMBW);
- buffer |= (uint16_t)(pipe | mbw);
- USB200.D1FIFOSEL = buffer;
-
- for (loop = 0; loop < 4; loop++)
- {
- if ((USB200.D1FIFOSEL & USB_FUNCTION_BITCURPIPE) == (buffer & USB_FUNCTION_BITCURPIPE))
- {
- break;
- }
-
- loop2 = 100;
-
- while (loop2-- > 0)
- {
- /* wait */
- }
- }
- break;
-
- default:
- break;
- }
-
- /* Cautions !!!
- * Depending on the external bus speed of CPU, you may need to wait for 450ns here.
- * For details, please look at the data sheet. */
- loop2 = 100;
-
- while (loop2-- > 0)
- {
- /* wait */
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_write_c_fifo
-* Description : Writes data in CFIFO.
-* : Writes data by BYTE/WORD/LONG according to access size
-* : to the pipe specified by the arguments.
-* : Before executing this function, allocating CFIF0 in the specified pipe
-* : should be completed.
-* : Before executing this function, access size to the specified pipe
-* : should be fixed and set in g_usb0_function_mbw[].
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint16_t count ; Data Size(Byte)
-* Return Value : none
-*******************************************************************************/
-static void usb0_function_write_c_fifo (uint16_t pipe, uint16_t count)
-{
- uint16_t even;
-
- if (g_usb0_function_mbw[pipe] == USB_FUNCTION_BITMBW_8)
- {
- for (even = count; even; --even)
- {
- USB200.CFIFO.UINT8[HH] = *g_usb0_function_data_pointer[pipe];
- g_usb0_function_data_pointer[pipe] += 1;
- }
- }
- else if (g_usb0_function_mbw[pipe] == USB_FUNCTION_BITMBW_16)
- {
- for (even = (uint16_t)(count / 2); even; --even)
- {
- USB200.CFIFO.UINT16[H] = *((uint16_t *)g_usb0_function_data_pointer[pipe]);
- g_usb0_function_data_pointer[pipe] += 2;
- }
- }
- else
- {
- for (even = (uint16_t)(count / 4); even; --even)
- {
- USB200.CFIFO.UINT32 = *((uint32_t *)g_usb0_function_data_pointer[pipe]);
- g_usb0_function_data_pointer[pipe] += 4;
- }
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_read_c_fifo
-* Description : Reads data from CFIFO.
-* : Reads data by BYTE/WORD/LONG according to access size
-* : to the pipe specified by the arguments.
-* : Before executing this function, allocating CFIF0 in the specified pipe
-* : should be completed.
-* : Before executing this function, access size to the specified pipe
-* : should be fixed and set in g_usb0_function_mbw[].
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint16_t count ; Data Size(Byte)
-* Return Value : none
-*******************************************************************************/
-static void usb0_function_read_c_fifo (uint16_t pipe, uint16_t count)
-{
- uint16_t even;
-
- if (g_usb0_function_mbw[pipe] == USB_FUNCTION_BITMBW_8)
- {
- for (even = count; even; --even)
- {
- *g_usb0_function_data_pointer[pipe] = USB200.CFIFO.UINT8[HH];
- g_usb0_function_data_pointer[pipe] += 1;
- }
- }
- else if (g_usb0_function_mbw[pipe] == USB_FUNCTION_BITMBW_16)
- {
- for (even = (uint16_t)((count + 1) / 2); even; --even)
- {
- *((uint16_t *)g_usb0_function_data_pointer[pipe]) = USB200.CFIFO.UINT16[H];
- g_usb0_function_data_pointer[pipe] += 2;
- }
- }
- else
- {
- for (even = (uint16_t)((count + 3) / 4); even; --even)
- {
- *((uint32_t *)g_usb0_function_data_pointer[pipe]) = USB200.CFIFO.UINT32;
- g_usb0_function_data_pointer[pipe] += 4;
- }
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_write_d0_fifo
-* Description : Writes data in D0FIFO.
-* : Writes data by BYTE/WORD/LONG according to access size
-* : to the pipe specified by the arguments.
-* : Before executing this function, allocating CFIF0 in the specified pipe
-* : should be completed.
-* : Before executing this function, access size to the specified pipe
-* : should be fixed and set in g_usb0_function_mbw[].
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint16_t count ; Data Size(Byte)
-* Return Value : none
-*******************************************************************************/
-static void usb0_function_write_d0_fifo (uint16_t pipe, uint16_t count)
-{
- uint16_t even;
-
- if (g_usb0_function_mbw[pipe] == USB_FUNCTION_BITMBW_8)
- {
- for (even = count; even; --even)
- {
- USB200.D0FIFO.UINT8[HH] = *g_usb0_function_data_pointer[pipe];
- g_usb0_function_data_pointer[pipe] += 1;
- }
- }
- else if (g_usb0_function_mbw[pipe] == USB_FUNCTION_BITMBW_16)
- {
- for (even = (uint16_t)(count / 2); even; --even)
- {
- USB200.D0FIFO.UINT16[H] = *((uint16_t *)g_usb0_function_data_pointer[pipe]);
- g_usb0_function_data_pointer[pipe] += 2;
- }
- }
- else
- {
- for (even = (uint16_t)(count / 4); even; --even)
- {
- USB200.D0FIFO.UINT32 = *((uint32_t *)g_usb0_function_data_pointer[pipe]);
- g_usb0_function_data_pointer[pipe] += 4;
- }
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_read_d0_fifo
-* Description : Reads data from D0FIFO.
-* : Reads data by BYTE/WORD/LONG according to access size
-* : to the pipe specified by the arguments.
-* : Before executing this function, allocating DOFIF0 in the specified pipe
-* : should be completed.
-* : Before executing this function, access size to the specified pipe
-* : should be fixed and set in g_usb0_function_mbw[].
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint16_t count ; Data Size(Byte)
-* Return Value : none
-*******************************************************************************/
-static void usb0_function_read_d0_fifo (uint16_t pipe, uint16_t count)
-{
- uint16_t even;
-
- if (g_usb0_function_mbw[pipe] == USB_FUNCTION_BITMBW_8)
- {
- for (even = count; even; --even)
- {
- *g_usb0_function_data_pointer[pipe] = USB200.D0FIFO.UINT8[HH];
- g_usb0_function_data_pointer[pipe] += 1;
- }
- }
- else if (g_usb0_function_mbw[pipe] == USB_FUNCTION_BITMBW_16)
- {
- for (even = (uint16_t)((count + 1) / 2); even; --even)
- {
- *((uint16_t *)g_usb0_function_data_pointer[pipe]) = USB200.D0FIFO.UINT16[H];
- g_usb0_function_data_pointer[pipe] += 2;
- }
- }
- else
- {
- for (even = (uint16_t)((count + 3) / 4); even; --even)
- {
- *((uint32_t *)g_usb0_function_data_pointer[pipe]) = USB200.D0FIFO.UINT32;
- g_usb0_function_data_pointer[pipe] += 4;
- }
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_write_d1_fifo
-* Description : Writes data in D1FIFO.
-* : Writes data by BYTE/WORD/LONG according to access size
-* : to the pipe specified by the arguments.
-* : Before executing this function, allocating D1FIF0 in the specified pipe
-* : should be completed.
-* : Before executing this function, access size to the specified pipe
-* : should be fixed and set in g_usb0_function_mbw[].
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint16_t count ; Data Size(Byte)
-* Return Value : none
-*******************************************************************************/
-static void usb0_function_write_d1_fifo (uint16_t pipe, uint16_t count)
-{
- uint16_t even;
-
- if (g_usb0_function_mbw[pipe] == USB_FUNCTION_BITMBW_8)
- {
- for (even = count; even; --even)
- {
- USB200.D1FIFO.UINT8[HH] = *g_usb0_function_data_pointer[pipe];
- g_usb0_function_data_pointer[pipe] += 1;
- }
- }
- else if (g_usb0_function_mbw[pipe] == USB_FUNCTION_BITMBW_16)
- {
- for (even = (uint16_t)(count / 2); even; --even)
- {
- USB200.D1FIFO.UINT16[H] = *((uint16_t *)g_usb0_function_data_pointer[pipe]);
- g_usb0_function_data_pointer[pipe] += 2;
- }
- }
- else
- {
- for (even = (uint16_t)(count / 4); even; --even)
- {
- USB200.D1FIFO.UINT32 = *((uint32_t *)g_usb0_function_data_pointer[pipe]);
- g_usb0_function_data_pointer[pipe] += 4;
- }
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_read_d1_fifo
-* Description : Reads data from D1FIFO.
-* : Reads data by BYTE/WORD/LONG according to access size
-* : to the pipe specified by the arguments.
-* : Before executing this function, allocating D1FIF0 in the specified pipe
-* : should be completed.
-* : Before executing this function, access size to the specified pipe
-* : should be fixed and set in g_usb0_function_mbw[].
-* Arguments : uint16_t pipe ; Pipe Number
-* : uint16_t count ; Data Size(Byte)
-* Return Value : none
-*******************************************************************************/
-static void usb0_function_read_d1_fifo (uint16_t pipe, uint16_t count)
-{
- uint16_t even;
-
- if (g_usb0_function_mbw[pipe] == USB_FUNCTION_BITMBW_8)
- {
- for (even = count; even; --even)
- {
- *g_usb0_function_data_pointer[pipe] = USB200.D1FIFO.UINT8[HH];
- g_usb0_function_data_pointer[pipe] += 1;
- }
- }
- else if (g_usb0_function_mbw[pipe] == USB_FUNCTION_BITMBW_16)
- {
- for (even = (uint16_t)((count + 1) / 2); even; --even)
- {
- *((uint16_t *)g_usb0_function_data_pointer[pipe]) = USB200.D1FIFO.UINT16[H];
- g_usb0_function_data_pointer[pipe] += 2;
- }
- }
- else
- {
- for (even = (uint16_t)((count + 3) / 4); even; --even)
- {
- *((uint32_t *)g_usb0_function_data_pointer[pipe]) = USB200.D1FIFO.UINT32;
- g_usb0_function_data_pointer[pipe] += 4;
- }
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_com_get_dmasize
-* Description : Calculates access width of DMA transfer by the argument to
-* : return as the Return Value.
-* Arguments : uint32_t trncount : transfer byte
-* : uint32_t dtptr : transfer data pointer
-* Return Value : DMA transfer size : 0 8bit
-* : : 1 16bit
-* : : 2 32bit
-*******************************************************************************/
-static uint32_t usb0_function_com_get_dmasize (uint32_t trncount, uint32_t dtptr)
-{
- uint32_t size;
-
- if (((trncount & 0x0001) != 0) || ((dtptr & 0x00000001) != 0))
- {
- /* When transfer byte count is odd */
- /* or transfer data area is 8-bit alignment */
- size = 0; /* 8bit */
- }
- else if (((trncount & 0x0003) != 0) || ((dtptr & 0x00000003) != 0))
- {
- /* When the transfer byte count is multiples of 2 */
- /* or the transfer data area is 16-bit alignment */
- size = 1; /* 16bit */
- }
- else
- {
- /* When the transfer byte count is multiples of 4 */
- /* or the transfer data area is 32-bit alignment */
- size = 2; /* 32bit */
- }
-
- return size;
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_get_mbw
-* Description : Calculates access width of DMA to return the value set in MBW.
-* Arguments : uint32_t trncount : transfer byte
-* : uint32_t dtptr : transfer data pointer
-* Return Value : FIFO transfer size : USB_FUNCTION_BITMBW_8 8bit
-* : : USB_FUNCTION_BITMBW_16 16bit
-* : : USB_FUNCTION_BITMBW_32 32bit
-*******************************************************************************/
-uint16_t usb0_function_get_mbw (uint32_t trncount, uint32_t dtptr)
-{
- uint32_t size;
- uint16_t mbw;
-
- size = usb0_function_com_get_dmasize(trncount, dtptr);
-
- if (size == 0)
- {
- /* 8bit */
- mbw = USB_FUNCTION_BITMBW_8;
- }
- else if (size == 1)
- {
- /* 16bit */
- mbw = USB_FUNCTION_BITMBW_16;
- }
- else
- {
- /* 32bit */
- mbw = USB_FUNCTION_BITMBW_32;
- }
-
- return mbw;
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_set_transaction_counter
-* Description : Sets transaction counter by the argument(PIPEnTRN).
-* : Clears transaction before setting to enable transaction counter setting.
-* Arguments : uint16_t pipe ; Pipe number
-* : uint32_t bsize : Data transfer size
-* Return Value : none
-*******************************************************************************/
-static void usb0_function_set_transaction_counter (uint16_t pipe, uint32_t bsize)
-{
- uint16_t mxps;
- uint16_t cnt;
-
- if (bsize == 0)
- {
- return;
- }
-
- mxps = usb0_function_get_mxps(pipe); /* Max Packet Size */
-
- if ((bsize % mxps) == 0)
- {
- cnt = (uint16_t)(bsize / mxps);
- }
- else
- {
- cnt = (uint16_t)((bsize / mxps) + 1);
- }
-
- switch (pipe)
- {
- case USB_FUNCTION_PIPE1:
- RZA_IO_RegWrite_16(&USB200.PIPE1TRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- USB200.PIPE1TRN = cnt;
- RZA_IO_RegWrite_16(&USB200.PIPE1TRE,
- 1,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- break;
-
- case USB_FUNCTION_PIPE2:
- RZA_IO_RegWrite_16(&USB200.PIPE2TRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- USB200.PIPE2TRN = cnt;
- RZA_IO_RegWrite_16(&USB200.PIPE2TRE,
- 1,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- break;
-
- case USB_FUNCTION_PIPE3:
- RZA_IO_RegWrite_16(&USB200.PIPE3TRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- USB200.PIPE3TRN = cnt;
- RZA_IO_RegWrite_16(&USB200.PIPE3TRE,
- 1,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- break;
-
- case USB_FUNCTION_PIPE4:
- RZA_IO_RegWrite_16(&USB200.PIPE4TRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- USB200.PIPE4TRN = cnt;
- RZA_IO_RegWrite_16(&USB200.PIPE4TRE,
- 1,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- break;
-
- case USB_FUNCTION_PIPE5:
- RZA_IO_RegWrite_16(&USB200.PIPE5TRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- USB200.PIPE5TRN = cnt;
- RZA_IO_RegWrite_16(&USB200.PIPE5TRE,
- 1,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- break;
-
- case USB_FUNCTION_PIPE9:
- RZA_IO_RegWrite_16(&USB200.PIPE9TRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- USB200.PIPE9TRN = cnt;
- RZA_IO_RegWrite_16(&USB200.PIPE9TRE,
- 1,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- break;
-
- case USB_FUNCTION_PIPEA:
- RZA_IO_RegWrite_16(&USB200.PIPEATRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- USB200.PIPEATRN = cnt;
- RZA_IO_RegWrite_16(&USB200.PIPEATRE,
- 1,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- break;
-
- case USB_FUNCTION_PIPEB:
- RZA_IO_RegWrite_16(&USB200.PIPEBTRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- USB200.PIPEBTRN = cnt;
- RZA_IO_RegWrite_16(&USB200.PIPEBTRE,
- 1,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- break;
-
- case USB_FUNCTION_PIPEC:
- RZA_IO_RegWrite_16(&USB200.PIPECTRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- USB200.PIPECTRN = cnt;
- RZA_IO_RegWrite_16(&USB200.PIPECTRE,
- 1,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- break;
-
- case USB_FUNCTION_PIPED:
- RZA_IO_RegWrite_16(&USB200.PIPEDTRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- USB200.PIPEDTRN = cnt;
- RZA_IO_RegWrite_16(&USB200.PIPEDTRE,
- 1,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- break;
-
- case USB_FUNCTION_PIPEE:
- RZA_IO_RegWrite_16(&USB200.PIPEETRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- USB200.PIPEETRN = cnt;
- RZA_IO_RegWrite_16(&USB200.PIPEETRE,
- 1,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- break;
-
- case USB_FUNCTION_PIPEF:
- RZA_IO_RegWrite_16(&USB200.PIPEFTRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- USB200.PIPEFTRN = cnt;
- RZA_IO_RegWrite_16(&USB200.PIPEFTRE,
- 1,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- break;
-
- default:
- break;
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_clear_transaction_counter
-* Description : Clears the transaction counter by the argument.
-* : After executing this function, the transaction counter is invalid.
-* Arguments : uint16_t pipe ; Pipe number
-* Return Value : none
-*******************************************************************************/
-void usb0_function_clear_transaction_counter (uint16_t pipe)
-{
- switch (pipe)
- {
- case USB_FUNCTION_PIPE1:
- RZA_IO_RegWrite_16(&USB200.PIPE1TRE,
- 0,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- RZA_IO_RegWrite_16(&USB200.PIPE1TRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- break;
-
- case USB_FUNCTION_PIPE2:
- RZA_IO_RegWrite_16(&USB200.PIPE2TRE,
- 0,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- RZA_IO_RegWrite_16(&USB200.PIPE2TRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- break;
-
- case USB_FUNCTION_PIPE3:
- RZA_IO_RegWrite_16(&USB200.PIPE3TRE,
- 0,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- RZA_IO_RegWrite_16(&USB200.PIPE3TRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- break;
-
- case USB_FUNCTION_PIPE4:
- RZA_IO_RegWrite_16(&USB200.PIPE4TRE,
- 0,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- RZA_IO_RegWrite_16(&USB200.PIPE4TRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- break;
-
- case USB_FUNCTION_PIPE5:
- RZA_IO_RegWrite_16(&USB200.PIPE5TRE,
- 0,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- RZA_IO_RegWrite_16(&USB200.PIPE5TRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- break;
-
- case USB_FUNCTION_PIPE9:
- RZA_IO_RegWrite_16(&USB200.PIPE9TRE,
- 0,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- RZA_IO_RegWrite_16(&USB200.PIPE9TRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- break;
-
- case USB_FUNCTION_PIPEA:
- RZA_IO_RegWrite_16(&USB200.PIPEATRE,
- 0,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- RZA_IO_RegWrite_16(&USB200.PIPEATRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- break;
-
- case USB_FUNCTION_PIPEB:
- RZA_IO_RegWrite_16(&USB200.PIPEBTRE,
- 0,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- RZA_IO_RegWrite_16(&USB200.PIPEBTRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- break;
-
- case USB_FUNCTION_PIPEC:
- RZA_IO_RegWrite_16(&USB200.PIPECTRE,
- 0,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- RZA_IO_RegWrite_16(&USB200.PIPECTRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- break;
-
- case USB_FUNCTION_PIPED:
- RZA_IO_RegWrite_16(&USB200.PIPEDTRE,
- 0,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- RZA_IO_RegWrite_16(&USB200.PIPEDTRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- break;
-
- case USB_FUNCTION_PIPEE:
- RZA_IO_RegWrite_16(&USB200.PIPEETRE,
- 0,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- RZA_IO_RegWrite_16(&USB200.PIPEETRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- break;
-
- case USB_FUNCTION_PIPEF:
- RZA_IO_RegWrite_16(&USB200.PIPEFTRE,
- 0,
- USB_PIPEnTRE_TRENB_SHIFT,
- USB_PIPEnTRE_TRENB);
- RZA_IO_RegWrite_16(&USB200.PIPEFTRE,
- 1,
- USB_PIPEnTRE_TRCLR_SHIFT,
- USB_PIPEnTRE_TRCLR);
- break;
-
- default:
- break;
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_stop_transfer
-* Description : Stops the USB transfer in the pipe specified by the argument.
-* : After stopping the USB transfer, clears the buffer allocated in
-* : the pipe.
-* : After executing this function, allocation in FIF0 becomes USB_FUNCTION_PIPE0;
-* : invalid. After executing this function, BRDY/NRDY/BEMP interrupt
-* : in the corresponding pipe becomes invalid. Sequence bit is also
-* : cleared.
-* Arguments : uint16_t pipe ; Pipe Number
-* Return Value : none
-*******************************************************************************/
-void usb0_function_stop_transfer (uint16_t pipe)
-{
- uint16_t usefifo;
- uint32_t remain;
- uint16_t fifo;
-
- usb0_function_set_pid_nak(pipe);
-
- usefifo = (uint16_t)(g_usb0_function_PipeTbl[pipe] & USB_FUNCTION_FIFO_USE);
- switch (usefifo)
- {
- case USB_FUNCTION_D0FIFO_USE:
- usb0_function_clear_transaction_counter(pipe);
- USB200.D0FIFOCTR = USB_FUNCTION_BITBCLR; /* Buffer Clear */
- fifo = USB_FUNCTION_D0USE;
- break;
-
- case USB_FUNCTION_D1FIFO_USE:
- usb0_function_clear_transaction_counter(pipe);
- USB200.D1FIFOCTR = USB_FUNCTION_BITBCLR; /* Buffer Clear */
- fifo = USB_FUNCTION_D1USE;
- break;
-
- case USB_FUNCTION_D0FIFO_DMA:
- remain = Userdef_USB_usb0_function_stop_dma0();
- usb0_function_dma_stop_d0(pipe, remain);
- usb0_function_clear_transaction_counter(pipe);
- USB200.D0FIFOCTR = USB_FUNCTION_BITBCLR; /* Buffer Clear */
- fifo = USB_FUNCTION_D0DMA;
- break;
-
- case USB_FUNCTION_D1FIFO_DMA:
- remain = Userdef_USB_usb0_function_stop_dma1();
- usb0_function_dma_stop_d1(pipe, remain);
- usb0_function_clear_transaction_counter(pipe);
- USB200.D1FIFOCTR = USB_FUNCTION_BITBCLR; /* Buffer Clear */
- fifo = USB_FUNCTION_D1DMA;
- break;
-
- default:
- usb0_function_clear_transaction_counter(pipe);
- USB200.CFIFOCTR = USB_FUNCTION_BITBCLR; /* Buffer Clear */
- fifo = USB_FUNCTION_CUSE;
- break;
- }
-
- usb0_function_set_curpipe(USB_FUNCTION_PIPE0, fifo, DEVDRV_USBF_NO, USB_FUNCTION_BITMBW_16);
-
- /* Interrupt of pipe set is disabled */
- usb0_function_disable_brdy_int(pipe);
- usb0_function_disable_nrdy_int(pipe);
- usb0_function_disable_bemp_int(pipe);
-
- usb0_function_aclrm(pipe);
- usb0_function_set_csclr(pipe);
-
- if ( g_usb0_function_pipe_status[pipe] == DEVDRV_USBF_PIPE_WAIT )
- {
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_NORES;
- }
-
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_set_dfacc_d0
-* Description : Sets the DFACC setting value in D0FIFO using the transfer size.
-* Arguments : uint16_t mbw ; MBW
-* : uint16_t count ; data count
-* Return Value : DFACC Access mode
-*******************************************************************************/
-static uint16_t usb0_function_set_dfacc_d0 (uint16_t mbw, uint32_t count)
-{
- uint16_t dfacc = 0;
-
-#ifndef __USB_FUNCTION_DF_ACC_ENABLE__
- RZA_IO_RegWrite_16(&USB200.D0FBCFG,
- 0,
- USB_DnFBCFG_DFACC_SHIFT,
- USB_DnFBCFG_DFACC);
- RZA_IO_RegWrite_16(&USB200.D0FBCFG,
- 0,
- USB_DnFBCFG_TENDE_SHIFT,
- USB_DnFBCFG_TENDE);
- dfacc = 0;
-#else
- if (mbw == USB_FUNCTION_BITMBW_32)
- {
- if ((count % 32) == 0)
- {
- /* 32byte transfer */
- RZA_IO_RegWrite_16(&USB200.D0FBCFG,
- 2,
- USB_DnFBCFG_DFACC_SHIFT,
- USB_DnFBCFG_DFACC);
- RZA_IO_RegWrite_16(&USB200.D0FBCFG,
- 0,
- USB_DnFBCFG_TENDE_SHIFT,
- USB_DnFBCFG_TENDE);
- dfacc = 2;
- }
- else if ((count % 16) == 0)
- {
- /* 16byte transfer */
- RZA_IO_RegWrite_16(&USB200.D0FBCFG,
- 1,
- USB_DnFBCFG_DFACC_SHIFT,
- USB_DnFBCFG_DFACC);
- RZA_IO_RegWrite_16(&USB200.D0FBCFG,
- 0,
- USB_DnFBCFG_TENDE_SHIFT,
- USB_DnFBCFG_TENDE);
- dfacc = 1;
- }
- else
- {
- RZA_IO_RegWrite_16(&USB200.D0FBCFG,
- 0,
- USB_DnFBCFG_DFACC_SHIFT,
- USB_DnFBCFG_DFACC);
- RZA_IO_RegWrite_16(&USB200.D0FBCFG,
- 0,
- USB_DnFBCFG_TENDE_SHIFT,
- USB_DnFBCFG_TENDE);
- dfacc = 0;
- }
- }
- else if (mbw == USB_FUNCTION_BITMBW_16)
- {
- RZA_IO_RegWrite_16(&USB200.D0FBCFG,
- 0,
- USB_DnFBCFG_DFACC_SHIFT,
- USB_DnFBCFG_DFACC);
- RZA_IO_RegWrite_16(&USB200.D0FBCFG,
- 0,
- USB_DnFBCFG_TENDE_SHIFT,
- USB_DnFBCFG_TENDE);
- dfacc = 0;
- }
- else
- {
- RZA_IO_RegWrite_16(&USB200.D0FBCFG,
- 0,
- USB_DnFBCFG_DFACC_SHIFT,
- USB_DnFBCFG_DFACC);
- RZA_IO_RegWrite_16(&USB200.D0FBCFG,
- 0,
- USB_DnFBCFG_TENDE_SHIFT,
- USB_DnFBCFG_TENDE);
- dfacc = 0;
- }
-#endif
- return dfacc;
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_set_dfacc_d1
-* Description : Set the DFACC setting value in D1FIFO using the transfer size.
-* Arguments : uint16_t mbw ; MBW
-* : uint16_t count ; data count
-* Return Value : DFACC Access mode
-*******************************************************************************/
-static uint16_t usb0_function_set_dfacc_d1 (uint16_t mbw, uint32_t count)
-{
- uint16_t dfacc = 0;
-
-#ifndef __USB_FUNCTION_DF_ACC_ENABLE__
- RZA_IO_RegWrite_16(&USB200.D1FBCFG,
- 0,
- USB_DnFBCFG_DFACC_SHIFT,
- USB_DnFBCFG_DFACC);
- RZA_IO_RegWrite_16(&USB200.D1FBCFG,
- 0,
- USB_DnFBCFG_TENDE_SHIFT,
- USB_DnFBCFG_TENDE);
- dfacc = 0;
-#else
- if (mbw == USB_FUNCTION_BITMBW_32)
- {
- if ((count % 32) == 0)
- {
- /* 32byte transfer */
- RZA_IO_RegWrite_16(&USB200.D1FBCFG,
- 2,
- USB_DnFBCFG_DFACC_SHIFT,
- USB_DnFBCFG_DFACC);
- RZA_IO_RegWrite_16(&USB200.D1FBCFG,
- 0,
- USB_DnFBCFG_TENDE_SHIFT,
- USB_DnFBCFG_TENDE);
- dfacc = 2;
- }
- else if ((count % 16) == 0)
- {
- /* 16byte transfer */
- RZA_IO_RegWrite_16(&USB200.D1FBCFG,
- 1,
- USB_DnFBCFG_DFACC_SHIFT,
- USB_DnFBCFG_DFACC);
- RZA_IO_RegWrite_16(&USB200.D1FBCFG,
- 0,
- USB_DnFBCFG_TENDE_SHIFT,
- USB_DnFBCFG_TENDE);
- dfacc = 1;
- }
- else
- {
- RZA_IO_RegWrite_16(&USB200.D1FBCFG,
- 0,
- USB_DnFBCFG_DFACC_SHIFT,
- USB_DnFBCFG_DFACC);
- RZA_IO_RegWrite_16(&USB200.D1FBCFG,
- 0,
- USB_DnFBCFG_TENDE_SHIFT,
- USB_DnFBCFG_TENDE);
- dfacc = 0;
- }
- }
- else if (mbw == USB_FUNCTION_BITMBW_16)
- {
- RZA_IO_RegWrite_16(&USB200.D1FBCFG,
- 0,
- USB_DnFBCFG_DFACC_SHIFT,
- USB_DnFBCFG_DFACC);
- RZA_IO_RegWrite_16(&USB200.D1FBCFG,
- 0,
- USB_DnFBCFG_TENDE_SHIFT,
- USB_DnFBCFG_TENDE);
- dfacc = 0;
- }
- else
- {
- RZA_IO_RegWrite_16(&USB200.D1FBCFG,
- 0,
- USB_DnFBCFG_DFACC_SHIFT,
- USB_DnFBCFG_DFACC);
- RZA_IO_RegWrite_16(&USB200.D1FBCFG,
- 0,
- USB_DnFBCFG_TENDE_SHIFT,
- USB_DnFBCFG_TENDE);
- dfacc = 0;
- }
-#endif
-
- return dfacc;
-}
-
-/* End of File */