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Diff: USBDevice/TARGET_RENESAS/TARGET_RZ_A1H/src/common/usb0_function_dma.c
- Revision:
- 46:378357d7e90d
- Parent:
- 45:0f216c4e75e5
- Child:
- 47:a0cd9646ecd1
--- a/USBDevice/TARGET_RENESAS/TARGET_RZ_A1H/src/common/usb0_function_dma.c Thu Mar 26 14:30:20 2015 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,346 +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_dma.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 void usb0_function_dmaint(uint16_t fifo);
-static void usb0_function_dmaint_buf2fifo(uint16_t pipe);
-static void usb0_function_dmaint_fifo2buf(uint16_t pipe);
-
-
-/*******************************************************************************
-* Function Name: usb0_function_dma_stop_d0
-* Description : D0FIFO DMA stop
-* Arguments : uint16_t pipe : pipe number
-* : uint32_t remain : transfer byte
-* Return Value : none
-*******************************************************************************/
-void usb0_function_dma_stop_d0 (uint16_t pipe, uint32_t remain)
-{
- uint16_t dtln;
- uint16_t dfacc;
- uint16_t buffer;
- uint16_t sds_b = 1;
-
- dfacc = RZA_IO_RegRead_16(&USB200.D0FBCFG, USB_DnFBCFG_DFACC_SHIFT, USB_DnFBCFG_DFACC);
-
- if (dfacc == 2)
- {
- sds_b = 32;
- }
- else if (dfacc == 1)
- {
- sds_b = 16;
- }
- else
- {
- if (g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].size == 2)
- {
- sds_b = 4;
- }
- else if (g_usb0_function_DmaInfo[USB_FUNCTION_D0FIFO].size == 1)
- {
- sds_b = 2;
- }
- else
- {
- sds_b = 1;
- }
- }
-
- if (RZA_IO_RegRead_16(&g_usb0_function_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 1)
- {
- if (g_usb0_function_pipe_status[pipe] != DEVDRV_USBF_PIPE_DONE)
- {
- buffer = USB200.D0FIFOCTR;
- dtln = (buffer & USB_FUNCTION_BITDTLN);
-
- if ((dtln % sds_b) != 0)
- {
- remain += (sds_b - (dtln % sds_b));
- }
- g_usb0_function_PipeDataSize[pipe] = (g_usb0_function_data_count[pipe] - remain);
- g_usb0_function_data_count[pipe] = remain;
- }
- }
-
- RZA_IO_RegWrite_16(&USB200.D0FIFOSEL, 0, USB_DnFIFOSEL_DREQE_SHIFT, USB_DnFIFOSEL_DREQE);
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_dma_stop_d1
-* Description : D1FIFO DMA stop
-* Arguments : uint16_t pipe : pipe number
-* : uint32_t remain : transfer byte
-* Return Value : none
-*******************************************************************************/
-void usb0_function_dma_stop_d1 (uint16_t pipe, uint32_t remain)
-{
- uint16_t dtln;
- uint16_t dfacc;
- uint16_t buffer;
- uint16_t sds_b = 1;
-
- dfacc = RZA_IO_RegRead_16(&USB200.D1FBCFG, USB_DnFBCFG_DFACC_SHIFT, USB_DnFBCFG_DFACC);
-
- if (dfacc == 2)
- {
- sds_b = 32;
- }
- else if (dfacc == 1)
- {
- sds_b = 16;
- }
- else
- {
- if (g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].size == 2)
- {
- sds_b = 4;
- }
- else if (g_usb0_function_DmaInfo[USB_FUNCTION_D1FIFO].size == 1)
- {
- sds_b = 2;
- }
- else
- {
- sds_b = 1;
- }
- }
-
- if (RZA_IO_RegRead_16(&g_usb0_function_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 1)
- {
- if (g_usb0_function_pipe_status[pipe] != DEVDRV_USBF_PIPE_DONE)
- {
- buffer = USB200.D1FIFOCTR;
- dtln = (buffer & USB_FUNCTION_BITDTLN);
-
- if ((dtln % sds_b) != 0)
- {
- remain += (sds_b - (dtln % sds_b));
- }
- g_usb0_function_PipeDataSize[pipe] = (g_usb0_function_data_count[pipe] - remain);
- g_usb0_function_data_count[pipe] = remain;
- }
- }
-
- RZA_IO_RegWrite_16(&USB200.D1FIFOSEL, 0, USB_DnFIFOSEL_DREQE_SHIFT, USB_DnFIFOSEL_DREQE);
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_dma_interrupt_d0fifo
-* Description : This function is DMA interrupt handler entry.
-* : Execute usb0_function_dmaint() after disabling DMA interrupt in this function.
-* : Disable DMA interrupt to DMAC executed when USB_FUNCTION_D0FIFO_DMA is
-* : specified by dma->fifo.
-* : Register this function as DMA complete interrupt.
-* Arguments : uint32_t int_sense ; Interrupts detection mode
-* : ; INTC_LEVEL_SENSITIVE : Level sense
-* : ; INTC_EDGE_TRIGGER : Edge trigger
-* Return Value : none
-*******************************************************************************/
-void usb0_function_dma_interrupt_d0fifo (uint32_t int_sense)
-{
- usb0_function_dmaint(USB_FUNCTION_D0FIFO);
- g_usb0_function_DmaStatus[USB_FUNCTION_D0FIFO] = USB_FUNCTION_DMA_READY;
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_dma_interrupt_d1fifo
-* Description : This function is DMA interrupt handler entry.
-* : Execute usb0_function_dmaint() after disabling DMA interrupt in this function.
-* : Disable DMA interrupt to DMAC executed when USB_FUNCTION_D1FIFO_DMA is
-* : specified by dma->fifo.
-* : Register this function as DMA complete interrupt.
-* Arguments : uint32_t int_sense ; Interrupts detection mode
-* : ; INTC_LEVEL_SENSITIVE : Level sense
-* : ; INTC_EDGE_TRIGGER : Edge trigger
-* Return Value : none
-*******************************************************************************/
-void usb0_function_dma_interrupt_d1fifo (uint32_t int_sense)
-{
- usb0_function_dmaint(USB_FUNCTION_D1FIFO);
- g_usb0_function_DmaStatus[USB_FUNCTION_D1FIFO] = USB_FUNCTION_DMA_READY;
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_dmaint
-* Description : This function is DMA transfer end interrupt
-* Arguments : uint16_t fifo ; fifo number
-* : ; USB_FUNCTION_D0FIFO
-* : ; USB_FUNCTION_D1FIFO
-* Return Value : none
-*******************************************************************************/
-static void usb0_function_dmaint (uint16_t fifo)
-{
- uint16_t pipe;
-
- pipe = g_usb0_function_DmaPipe[fifo];
-
- if (g_usb0_function_DmaInfo[fifo].dir == USB_FUNCTION_BUF2FIFO)
- {
- usb0_function_dmaint_buf2fifo(pipe);
- }
- else
- {
- usb0_function_dmaint_fifo2buf(pipe);
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_dmaint_fifo2buf
-* Description : Executes read completion from FIFO by DMAC.
-* Arguments : uint16_t pipe : pipe number
-* Return Value : none
-*******************************************************************************/
-static void usb0_function_dmaint_fifo2buf (uint16_t pipe)
-{
- uint32_t remain;
- uint16_t useport;
-
- if (g_usb0_function_pipe_status[pipe] != DEVDRV_USBF_PIPE_DONE)
- {
- useport = (uint16_t)(g_usb0_function_PipeTbl[pipe] & USB_FUNCTION_FIFO_USE);
-
- if (useport == USB_FUNCTION_D0FIFO_DMA)
- {
- remain = Userdef_USB_usb0_function_stop_dma0();
- usb0_function_dma_stop_d0(pipe, remain);
-
- if (RZA_IO_RegRead_16(&g_usb0_function_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 0)
- {
- if (g_usb0_function_DmaStatus[USB_FUNCTION_D0FIFO] == USB_FUNCTION_DMA_BUSYEND)
- {
- USB200.D0FIFOCTR = USB_FUNCTION_BITBCLR;
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_DONE;
- }
- else
- {
- usb0_function_enable_brdy_int(pipe);
- }
- }
- }
- else
- {
- remain = Userdef_USB_usb0_function_stop_dma1();
- usb0_function_dma_stop_d1(pipe, remain);
-
- if (RZA_IO_RegRead_16(&g_usb0_function_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 0)
- {
- if (g_usb0_function_DmaStatus[USB_FUNCTION_D1FIFO] == USB_FUNCTION_DMA_BUSYEND)
- {
- USB200.D1FIFOCTR = USB_FUNCTION_BITBCLR;
- g_usb0_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_DONE;
- }
- else
- {
- usb0_function_enable_brdy_int(pipe);
- }
- }
- }
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_function_dmaint_buf2fifo
-* Description : Executes write completion in FIFO by DMAC.
-* Arguments : uint16_t pipe : pipe number
-* Return Value : none
-*******************************************************************************/
-static void usb0_function_dmaint_buf2fifo (uint16_t pipe)
-{
- uint32_t remain;
- uint16_t useport;
-
- useport = (uint16_t)(g_usb0_function_PipeTbl[pipe] & USB_FUNCTION_FIFO_USE);
-
- if (useport == USB_FUNCTION_D0FIFO_DMA)
- {
- remain = Userdef_USB_usb0_function_stop_dma0();
- usb0_function_dma_stop_d0(pipe, remain);
-
- if (g_usb0_function_DmaBval[USB_FUNCTION_D0FIFO] != 0)
- {
- RZA_IO_RegWrite_16(&USB200.D0FIFOCTR,
- 1,
- USB_DnFIFOCTR_BVAL_SHIFT,
- USB_DnFIFOCTR_BVAL);
- }
- }
- else
- {
- remain = Userdef_USB_usb0_function_stop_dma1();
- usb0_function_dma_stop_d1(pipe, remain);
-
- if (g_usb0_function_DmaBval[USB_FUNCTION_D1FIFO] != 0)
- {
- RZA_IO_RegWrite_16(&USB200.D1FIFOCTR,
- 1,
- USB_DnFIFOCTR_BVAL_SHIFT,
- USB_DnFIFOCTR_BVAL);
- }
- }
-
- usb0_function_enable_bemp_int(pipe);
-}
-
-/* End of File */