mbed official
USBHost library. NOTE: This library is only officially supported on the LPC1768 platform. For more information, please see the handbook page.
Dependencies: FATFileSystem mbed-rtos
Dependents: BTstack WallbotWii SD to Flash Data Transfer USBHost-MSD_HelloWorld ... more
Legacy Warning
This is an mbed 2 library. To learn more about mbed OS 5, visit the docs.
Pull requests against this repository are no longer supported. Please raise against mbed OS 5 as documented above.
Diff: USBHost/TARGET_RENESAS/TARGET_RZ_A1H/src/host/usb0_host_controlrw.c
- Revision:
- 29:d3b77affed28
- Parent:
- 28:8e62b6403505
- Child:
- 30:8738e5882d4e
--- a/USBHost/TARGET_RENESAS/TARGET_RZ_A1H/src/host/usb0_host_controlrw.c Fri Feb 27 10:01:08 2015 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,434 +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_host_controlrw.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_host.h"
-#include "dev_drv.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
-*******************************************************************************/
-
-
-/*******************************************************************************
-* Function Name: usb0_host_CtrlTransStart
-* Description : Executes USB control transfer.
-* Arguments : uint16_t devadr ; device address
-* : uint16_t Req ; bmRequestType & bRequest
-* : uint16_t Val ; wValue
-* : uint16_t Indx ; wIndex
-* : uint16_t Len ; wLength
-* : uint8_t *Buf ; Data buffer
-* Return Value : DEVDRV_SUCCESS ; SUCCESS
-* : DEVDRV_ERROR ; ERROR
-*******************************************************************************/
-int32_t usb0_host_CtrlTransStart (uint16_t devadr, uint16_t Req, uint16_t Val,
- uint16_t Indx, uint16_t Len, uint8_t * Buf)
-{
- if (g_usb0_host_UsbDeviceSpeed == USB_HOST_LOW_SPEED)
- {
- RZA_IO_RegWrite_16(&USB200.SOFCFG,
- 1,
- USB_SOFCFG_TRNENSEL_SHIFT,
- USB_SOFCFG_TRNENSEL);
- }
- else
- {
- RZA_IO_RegWrite_16(&USB200.SOFCFG,
- 0,
- USB_SOFCFG_TRNENSEL_SHIFT,
- USB_SOFCFG_TRNENSEL);
- }
-
- USB200.DCPMAXP = (uint16_t)((uint16_t)(devadr << 12) + g_usb0_host_default_max_packet[devadr]);
-
- if (g_usb0_host_pipe_status[USB_HOST_PIPE0] == USB_HOST_PIPE_IDLE)
- {
- g_usb0_host_pipe_status[USB_HOST_PIPE0] = USB_HOST_PIPE_WAIT;
- g_usb0_host_PipeIgnore[USB_HOST_PIPE0] = 0; /* Ignore count clear */
- g_usb0_host_CmdStage = (USB_HOST_STAGE_SETUP | USB_HOST_CMD_IDLE);
-
- if (Len == 0)
- {
- g_usb0_host_CmdStage |= USB_HOST_MODE_NO_DATA; /* No-data Control */
- }
- else
- {
- if ((Req & 0x0080) != 0)
- {
- g_usb0_host_CmdStage |= USB_HOST_MODE_READ; /* Control Read */
- }
- else
- {
- g_usb0_host_CmdStage |= USB_HOST_MODE_WRITE; /* Control Write */
- }
- }
-
- g_usb0_host_SavReq = Req; /* save request */
- g_usb0_host_SavVal = Val;
- g_usb0_host_SavIndx = Indx;
- g_usb0_host_SavLen = Len;
- }
- else
- {
- if ((g_usb0_host_SavReq != Req) || (g_usb0_host_SavVal != Val)
- || (g_usb0_host_SavIndx != Indx) || (g_usb0_host_SavLen != Len))
- {
- return DEVDRV_ERROR;
- }
- }
-
- switch ((g_usb0_host_CmdStage & (USB_HOST_STAGE_FIELD | USB_HOST_CMD_FIELD)))
- {
- /* --------------- SETUP STAGE --------------- */
- case (USB_HOST_STAGE_SETUP | USB_HOST_CMD_IDLE):
- usb0_host_SetupStage(Req, Val, Indx, Len);
- break;
-
- case (USB_HOST_STAGE_SETUP | USB_HOST_CMD_DOING):
- /* do nothing */
- break;
-
- case (USB_HOST_STAGE_SETUP | USB_HOST_CMD_DONE): /* goto next stage */
- g_usb0_host_PipeIgnore[USB_HOST_PIPE0] = 0; /* Ignore count clear */
- switch ((g_usb0_host_CmdStage & (USB_HOST_MODE_FIELD)))
- {
- case USB_HOST_MODE_WRITE:
- g_usb0_host_CmdStage &= (~USB_HOST_STAGE_FIELD);
- g_usb0_host_CmdStage |= USB_HOST_STAGE_DATA;
- break;
-
- case USB_HOST_MODE_READ:
- g_usb0_host_CmdStage &= (~USB_HOST_STAGE_FIELD);
- g_usb0_host_CmdStage |= USB_HOST_STAGE_DATA;
- break;
-
- case USB_HOST_MODE_NO_DATA:
- g_usb0_host_CmdStage &= (~USB_HOST_STAGE_FIELD);
- g_usb0_host_CmdStage |= USB_HOST_STAGE_STATUS;
- break;
-
- default:
- break;
- }
- g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD);
- g_usb0_host_CmdStage |= USB_HOST_CMD_IDLE;
- break;
-
- case (USB_HOST_STAGE_SETUP | USB_HOST_CMD_NORES):
- if (g_usb0_host_PipeIgnore[USB_HOST_PIPE0] == 3)
- {
- g_usb0_host_pipe_status[USB_HOST_PIPE0] = USB_HOST_PIPE_NORES; /* exit NORES */
- }
- else
- {
- g_usb0_host_PipeIgnore[USB_HOST_PIPE0]++; /* Ignore count */
- g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD);
- g_usb0_host_CmdStage |= USB_HOST_CMD_IDLE;
- }
- break;
-
- /* --------------- DATA STAGE --------------- */
- case (USB_HOST_STAGE_DATA | USB_HOST_CMD_IDLE):
- switch ((g_usb0_host_CmdStage & (USB_HOST_MODE_FIELD)))
- {
- case USB_HOST_MODE_WRITE:
- usb0_host_CtrlWriteStart((uint32_t)Len, Buf);
- break;
-
- case USB_HOST_MODE_READ:
- usb0_host_CtrlReadStart((uint32_t)Len, Buf);
- break;
-
- default:
- break;
- }
- break;
-
- case (USB_HOST_STAGE_DATA | USB_HOST_CMD_DOING):
- /* do nothing */
- break;
-
- case (USB_HOST_STAGE_DATA | USB_HOST_CMD_DONE): /* goto next stage */
- g_usb0_host_PipeIgnore[USB_HOST_PIPE0] = 0; /* Ignore count clear */
- g_usb0_host_CmdStage &= (~USB_HOST_STAGE_FIELD);
- g_usb0_host_CmdStage |= USB_HOST_STAGE_STATUS;
- g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD);
- g_usb0_host_CmdStage |= USB_HOST_CMD_IDLE;
- break;
-
- case (USB_HOST_STAGE_DATA | USB_HOST_CMD_NORES):
- if (g_usb0_host_PipeIgnore[USB_HOST_PIPE0] == 3)
- {
- g_usb0_host_pipe_status[USB_HOST_PIPE0] = USB_HOST_PIPE_NORES; /* exit NORES */
- }
- else
- {
- g_usb0_host_PipeIgnore[USB_HOST_PIPE0]++; /* Ignore count */
- g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD);
- g_usb0_host_CmdStage |= USB_HOST_CMD_DOING;
- usb0_host_clear_pid_stall(USB_HOST_PIPE0);
- usb0_host_set_pid_buf(USB_HOST_PIPE0);
- }
- break;
-
- case (USB_HOST_STAGE_DATA | USB_HOST_CMD_STALL):
- g_usb0_host_pipe_status[USB_HOST_PIPE0] = USB_HOST_PIPE_STALL; /* exit STALL */
- break;
-
- /* --------------- STATUS STAGE --------------- */
- case (USB_HOST_STAGE_STATUS | USB_HOST_CMD_IDLE):
- usb0_host_StatusStage();
- break;
-
- case (USB_HOST_STAGE_STATUS | USB_HOST_CMD_DOING):
- /* do nothing */
- break;
-
- case (USB_HOST_STAGE_STATUS | USB_HOST_CMD_DONE): /* end of Control transfer */
- usb0_host_set_pid_nak(USB_HOST_PIPE0);
- g_usb0_host_pipe_status[USB_HOST_PIPE0] = USB_HOST_PIPE_DONE; /* exit DONE */
- break;
-
- case (USB_HOST_STAGE_STATUS | USB_HOST_CMD_NORES):
- if (g_usb0_host_PipeIgnore[USB_HOST_PIPE0] == 3)
- {
- g_usb0_host_pipe_status[USB_HOST_PIPE0] = USB_HOST_PIPE_NORES; /* exit NORES */
- }
- else
- {
- g_usb0_host_PipeIgnore[USB_HOST_PIPE0]++; /* Ignore count */
- g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD);
- g_usb0_host_CmdStage |= USB_HOST_CMD_DOING;
- usb0_host_clear_pid_stall(USB_HOST_PIPE0);
- usb0_host_set_pid_buf(USB_HOST_PIPE0);
- }
- break;
-
- case (USB_HOST_STAGE_STATUS | USB_HOST_CMD_STALL):
- g_usb0_host_pipe_status[USB_HOST_PIPE0] = USB_HOST_PIPE_STALL; /* exit STALL */
- break;
-
- default:
- break;
- }
-
- if (g_usb0_host_pipe_status[USB_HOST_PIPE0] != USB_HOST_PIPE_WAIT)
- {
- RZA_IO_RegWrite_16(&USB200.SOFCFG,
- 0,
- USB_SOFCFG_TRNENSEL_SHIFT,
- USB_SOFCFG_TRNENSEL);
- }
-
- return DEVDRV_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_SetupStage
-* Description : Executes USB control transfer/set up stage.
-* Arguments : uint16_t Req ; bmRequestType & bRequest
-* : uint16_t Val ; wValue
-* : uint16_t Indx ; wIndex
-* : uint16_t Len ; wLength
-* Return Value : none
-*******************************************************************************/
-void usb0_host_SetupStage (uint16_t Req, uint16_t Val, uint16_t Indx, uint16_t Len)
-{
- g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD);
- g_usb0_host_CmdStage |= USB_HOST_CMD_DOING;
-
- USB200.INTSTS1 = (uint16_t)~(USB_HOST_BITSACK | USB_HOST_BITSIGN); /* Status Clear */
- USB200.USBREQ = Req;
- USB200.USBVAL = Val;
- USB200.USBINDX = Indx;
- USB200.USBLENG = Len;
- USB200.DCPCTR = USB_HOST_BITSUREQ; /* PID=NAK & Send Setup */
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_StatusStage
-* Description : Executes USB control transfer/status stage.
-* Arguments : none
-* Return Value : none
-*******************************************************************************/
-void usb0_host_StatusStage (void)
-{
- uint8_t Buf1[16];
-
- switch ((g_usb0_host_CmdStage & (USB_HOST_MODE_FIELD)))
- {
- case USB_HOST_MODE_READ:
- usb0_host_CtrlWriteStart((uint32_t)0, (uint8_t *)&Buf1);
- break;
-
- case USB_HOST_MODE_WRITE:
- usb0_host_CtrlReadStart((uint32_t)0, (uint8_t *)&Buf1);
- break;
-
- case USB_HOST_MODE_NO_DATA:
- usb0_host_CtrlReadStart((uint32_t)0, (uint8_t *)&Buf1);
- break;
-
- default:
- break;
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_CtrlWriteStart
-* Description : Executes USB control transfer/data stage(write).
-* Arguments : uint32_t Bsize ; Data Size
-* : uint8_t *Table ; Data Table Address
-* Return Value : USB_HOST_WRITESHRT ; End of data write
-* : USB_HOST_WRITEEND ; End of data write (not null)
-* : USB_HOST_WRITING ; Continue of data write
-* : USB_HOST_FIFOERROR ; FIFO access error
-*******************************************************************************/
-uint16_t usb0_host_CtrlWriteStart (uint32_t Bsize, uint8_t * Table)
-{
- uint16_t EndFlag_K;
- uint16_t mbw;
-
- g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD);
- g_usb0_host_CmdStage |= USB_HOST_CMD_DOING;
-
- usb0_host_set_pid_nak(USB_HOST_PIPE0); /* Set NAK */
- g_usb0_host_data_count[USB_HOST_PIPE0] = Bsize; /* Transfer size set */
- g_usb0_host_data_pointer[USB_HOST_PIPE0] = Table; /* Transfer address set */
-
- USB200.DCPCTR = USB_HOST_BITSQSET; /* SQSET=1, PID=NAK */
-#if(1) /* ohci_wrapp */
- Userdef_USB_usb0_host_delay_10us(3);
-#endif
- RZA_IO_RegWrite_16(&USB200.DCPCFG,
- 1,
- USB_DCPCFG_DIR_SHIFT,
- USB_DCPCFG_DIR);
-
- mbw = usb0_host_get_mbw(g_usb0_host_data_count[USB_HOST_PIPE0], (uint32_t)g_usb0_host_data_pointer[USB_HOST_PIPE0]);
- usb0_host_set_curpipe(USB_HOST_PIPE0, USB_HOST_CUSE, USB_HOST_BITISEL, mbw);
- USB200.CFIFOCTR = USB_HOST_BITBCLR; /* Buffer Clear */
-
- usb0_host_clear_pid_stall(USB_HOST_PIPE0);
- EndFlag_K = usb0_host_write_buffer_c(USB_HOST_PIPE0);
- /* Host Control sequence */
- switch (EndFlag_K)
- {
- case USB_HOST_WRITESHRT: /* End of data write */
- g_usb0_host_CmdStage &= (~USB_HOST_STAGE_FIELD);
- g_usb0_host_CmdStage |= USB_HOST_STAGE_STATUS;
- usb0_host_enable_nrdy_int(USB_HOST_PIPE0); /* Error (NORES or STALL) */
- usb0_host_enable_bemp_int(USB_HOST_PIPE0); /* Enable Empty Interrupt */
- break;
-
- case USB_HOST_WRITEEND: /* End of data write (not null) */
- case USB_HOST_WRITING: /* Continue of data write */
- usb0_host_enable_nrdy_int(USB_HOST_PIPE0); /* Error (NORES or STALL) */
- usb0_host_enable_bemp_int(USB_HOST_PIPE0); /* Enable Empty Interrupt */
- break;
-
- case USB_HOST_FIFOERROR: /* FIFO access error */
- break;
-
- default:
- break;
- }
- usb0_host_set_pid_buf(USB_HOST_PIPE0); /* Set BUF */
- return (EndFlag_K); /* End or Err or Continue */
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_CtrlReadStart
-* Description : Executes USB control transfer/data stage(read).
-* Arguments : uint32_t Bsize ; Data Size
-* : uint8_t *Table ; Data Table Address
-* Return Value : none
-*******************************************************************************/
-void usb0_host_CtrlReadStart (uint32_t Bsize, uint8_t * Table)
-{
- uint16_t mbw;
-
- g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD);
- g_usb0_host_CmdStage |= USB_HOST_CMD_DOING;
-
- usb0_host_set_pid_nak(USB_HOST_PIPE0); /* Set NAK */
- g_usb0_host_data_count[USB_HOST_PIPE0] = Bsize; /* Transfer size set */
- g_usb0_host_data_pointer[USB_HOST_PIPE0] = Table; /* Transfer address set */
-
- USB200.DCPCTR = USB_HOST_BITSQSET; /* SQSET=1, PID=NAK */
-#if(1) /* ohci_wrapp */
- Userdef_USB_usb0_host_delay_10us(3);
-#endif
- RZA_IO_RegWrite_16(&USB200.DCPCFG,
- 0,
- USB_DCPCFG_DIR_SHIFT,
- USB_DCPCFG_DIR);
-
- mbw = usb0_host_get_mbw(g_usb0_host_data_count[USB_HOST_PIPE0], (uint32_t)g_usb0_host_data_pointer[USB_HOST_PIPE0]);
- usb0_host_set_curpipe(USB_HOST_PIPE0, USB_HOST_CUSE, USB_HOST_NO, mbw);
- USB200.CFIFOCTR = USB_HOST_BITBCLR; /* Buffer Clear */
-
- usb0_host_enable_nrdy_int(USB_HOST_PIPE0); /* Error (NORES or STALL) */
- usb0_host_enable_brdy_int(USB_HOST_PIPE0); /* Ok */
- usb0_host_clear_pid_stall(USB_HOST_PIPE0);
- usb0_host_set_pid_buf(USB_HOST_PIPE0); /* Set BUF */
-}
-
-/* End of File */
