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_usbsig.c
- Revision:
- 29:d3b77affed28
- Parent:
- 28:8e62b6403505
- Child:
- 30:8738e5882d4e
--- a/USBHost/TARGET_RENESAS/TARGET_RZ_A1H/src/host/usb0_host_usbsig.c Fri Feb 27 10:01:08 2015 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,637 +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_usbsig.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)
-*******************************************************************************/
-static void usb0_host_EnableINT_Module(void);
-static void usb0_host_Enable_AttachINT(void);
-static void usb0_host_Disable_AttachINT(void);
-static void usb0_host_Disable_BchgINT(void);
-
-
-/*******************************************************************************
-Private global variables and functions
-*******************************************************************************/
-
-
-/*******************************************************************************
-* Function Name: usb0_host_InitModule
-* Description : Initializes the USB module in USB host module.
-* Arguments : none
-* Return Value : none
-*******************************************************************************/
-void usb0_host_InitModule (void)
-{
- uint16_t buf1;
- uint16_t buf2;
- uint16_t buf3;
-
- usb0_host_init_pipe_status();
-
- RZA_IO_RegWrite_16(&USB200.SYSCFG0,
- 1,
- USB_SYSCFG_DCFM_SHIFT,
- USB_SYSCFG_DCFM); /* HOST mode */
- RZA_IO_RegWrite_16(&USB200.SYSCFG0,
- 1,
- USB_SYSCFG_DRPD_SHIFT,
- USB_SYSCFG_DRPD); /* PORT0 D+, D- setting */
-
- do
- {
- buf1 = RZA_IO_RegRead_16(&USB200.SYSSTS0,
- USB_SYSSTS0_LNST_SHIFT,
- USB_SYSSTS0_LNST);
- Userdef_USB_usb0_host_delay_xms(50);
- buf2 = RZA_IO_RegRead_16(&USB200.SYSSTS0,
- USB_SYSSTS0_LNST_SHIFT,
- USB_SYSSTS0_LNST);
- Userdef_USB_usb0_host_delay_xms(50);
- buf3 = RZA_IO_RegRead_16(&USB200.SYSSTS0,
- USB_SYSSTS0_LNST_SHIFT,
- USB_SYSSTS0_LNST);
-
- } while ((buf1 != buf2) || (buf1 != buf3));
-
- RZA_IO_RegWrite_16(&USB200.SYSCFG0,
- 1,
- USB_SYSCFG_USBE_SHIFT,
- USB_SYSCFG_USBE);
-
- USB200.CFIFOSEL = (uint16_t)(USB_HOST_BITRCNT | USB_HOST_BITMBW_8 | USB_HOST_BITBYTE_LITTLE);
- USB200.D0FIFOSEL = (uint16_t)( USB_HOST_BITMBW_8 | USB_HOST_BITBYTE_LITTLE);
- USB200.D1FIFOSEL = (uint16_t)( USB_HOST_BITMBW_8 | USB_HOST_BITBYTE_LITTLE);
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_CheckAttach
-* Description : Returns the USB device connection state.
-* Arguments : none
-* Return Value : uint16_t ; USB_HOST_ATTACH : Attached
-* : ; USB_HOST_DETACH : not Attached
-*******************************************************************************/
-uint16_t usb0_host_CheckAttach (void)
-{
- uint16_t buf1;
- uint16_t buf2;
- uint16_t buf3;
- uint16_t rhst;
-
- do
- {
- buf1 = RZA_IO_RegRead_16(&USB200.SYSSTS0,
- USB_SYSSTS0_LNST_SHIFT,
- USB_SYSSTS0_LNST);
- Userdef_USB_usb0_host_delay_xms(50);
- buf2 = RZA_IO_RegRead_16(&USB200.SYSSTS0,
- USB_SYSSTS0_LNST_SHIFT,
- USB_SYSSTS0_LNST);
- Userdef_USB_usb0_host_delay_xms(50);
- buf3 = RZA_IO_RegRead_16(&USB200.SYSSTS0,
- USB_SYSSTS0_LNST_SHIFT,
- USB_SYSSTS0_LNST);
-
- } while ((buf1 != buf2) || (buf1 != buf3));
-
- rhst = RZA_IO_RegRead_16(&USB200.DVSTCTR0,
- USB_DVSTCTR0_RHST_SHIFT,
- USB_DVSTCTR0_RHST);
- if (rhst == USB_HOST_UNDECID)
- {
- if (buf1 == USB_HOST_FS_JSTS)
- {
- if (g_usb0_host_SupportUsbDeviceSpeed == USB_HOST_HIGH_SPEED)
- {
- RZA_IO_RegWrite_16(&USB200.SYSCFG0,
- 1,
- USB_SYSCFG_HSE_SHIFT,
- USB_SYSCFG_HSE);
- }
- else
- {
- RZA_IO_RegWrite_16(&USB200.SYSCFG0,
- 0,
- USB_SYSCFG_HSE_SHIFT,
- USB_SYSCFG_HSE);
- }
- return USB_HOST_ATTACH;
- }
- else if (buf1 == USB_HOST_LS_JSTS)
- {
- /* Low Speed Device */
- RZA_IO_RegWrite_16(&USB200.SYSCFG0,
- 0,
- USB_SYSCFG_HSE_SHIFT,
- USB_SYSCFG_HSE);
- return USB_HOST_ATTACH;
- }
- else
- {
- /* Do Nothing */
- }
- }
- else if ((rhst == USB_HOST_HSMODE) || (rhst == USB_HOST_FSMODE))
- {
- return USB_HOST_ATTACH;
- }
- else if (rhst == USB_HOST_LSMODE)
- {
- return USB_HOST_ATTACH;
- }
- else
- {
- /* Do Nothing */
- }
-
- return USB_HOST_DETACH;
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_UsbAttach
-* Description : Connects the USB device.
-* Arguments : none
-* Return Value : none
-*******************************************************************************/
-void usb0_host_UsbAttach (void)
-{
- usb0_host_EnableINT_Module();
- usb0_host_Disable_BchgINT();
- usb0_host_Disable_AttachINT();
- usb0_host_Enable_DetachINT();
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_UsbDetach
-* Description : Disconnects the USB device.
-* Arguments : none
-* Return Value : none
-*******************************************************************************/
-void usb0_host_UsbDetach (void)
-{
- uint16_t pipe;
- uint16_t devadr;
-
- g_usb0_host_driver_state = USB_HOST_DRV_DETACHED;
-
- /* Terminate all the pipes in which communications on port */
- /* are currently carried out */
- for (pipe = 0; pipe < (USB_HOST_MAX_PIPE_NO + 1); ++pipe)
- {
- if (g_usb0_host_pipe_status[pipe] != USB_HOST_PIPE_IDLE)
- {
- if (pipe == USB_HOST_PIPE0)
- {
- devadr = RZA_IO_RegRead_16(&USB200.DCPMAXP,
- USB_DCPMAXP_DEVSEL_SHIFT,
- USB_DCPMAXP_DEVSEL);
- }
- else
- {
- devadr = RZA_IO_RegRead_16(&g_usb0_host_pipemaxp[pipe], USB_PIPEMAXP_DEVSEL_SHIFT, USB_PIPEMAXP_DEVSEL);
- }
-
- if (devadr == g_usb0_host_UsbAddress)
- {
- usb0_host_stop_transfer(pipe);
- }
-
- g_usb0_host_pipe_status[pipe] = USB_HOST_PIPE_IDLE;
- }
- }
-
- g_usb0_host_ConfigNum = 0;
- g_usb0_host_UsbAddress = 0;
- g_usb0_host_default_max_packet[USB_HOST_DEVICE_0] = 64;
-
- usb0_host_UsbDetach2();
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_UsbDetach2
-* Description : Disconnects the USB device.
-* Arguments : none
-* Return Value : none
-*******************************************************************************/
-void usb0_host_UsbDetach2 (void)
-{
- usb0_host_Disable_DetachINT();
- usb0_host_Disable_BchgINT();
- usb0_host_Enable_AttachINT();
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_UsbBusReset
-* Description : Issues the USB bus reset signal.
-* Arguments : none
-* Return Value : uint16_t ; RHST
-*******************************************************************************/
-uint16_t usb0_host_UsbBusReset (void)
-{
- uint16_t buffer;
- uint16_t loop;
-
- RZA_IO_RegWrite_16(&USB200.DVSTCTR0,
- 1,
- USB_DVSTCTR0_USBRST_SHIFT,
- USB_DVSTCTR0_USBRST);
- RZA_IO_RegWrite_16(&USB200.DVSTCTR0,
- 0,
- USB_DVSTCTR0_UACT_SHIFT,
- USB_DVSTCTR0_UACT);
-
- Userdef_USB_usb0_host_delay_xms(50);
-
- buffer = USB200.DVSTCTR0;
- buffer &= (uint16_t)(~(USB_HOST_BITRST));
- buffer |= USB_HOST_BITUACT;
- USB200.DVSTCTR0 = buffer;
-
- Userdef_USB_usb0_host_delay_xms(20);
-
- for (loop = 0, buffer = USB_HOST_HSPROC; loop < 3; ++loop)
- {
- buffer = RZA_IO_RegRead_16(&USB200.DVSTCTR0,
- USB_DVSTCTR0_RHST_SHIFT,
- USB_DVSTCTR0_RHST);
- if (buffer == USB_HOST_HSPROC)
- {
- Userdef_USB_usb0_host_delay_xms(10);
- }
- else
- {
- break;
- }
- }
-
- return buffer;
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_UsbResume
-* Description : Issues the USB resume signal.
-* Arguments : none
-* Return Value : int32_t ; DEVDRV_SUCCESS
-* : ; DEVDRV_ERROR
-*******************************************************************************/
-int32_t usb0_host_UsbResume (void)
-{
- uint16_t buf;
-
- if ((g_usb0_host_driver_state & USB_HOST_DRV_SUSPEND) == 0)
- {
- /* not SUSPEND */
- return DEVDRV_ERROR;
- }
-
- RZA_IO_RegWrite_16(&USB200.INTENB1,
- 0,
- USB_INTENB1_BCHGE_SHIFT,
- USB_INTENB1_BCHGE);
- RZA_IO_RegWrite_16(&USB200.DVSTCTR0,
- 1,
- USB_DVSTCTR0_RESUME_SHIFT,
- USB_DVSTCTR0_RESUME);
- Userdef_USB_usb0_host_delay_xms(20);
-
- buf = USB200.DVSTCTR0;
- buf &= (uint16_t)(~(USB_HOST_BITRESUME));
- buf |= USB_HOST_BITUACT;
- USB200.DVSTCTR0 = buf;
-
- g_usb0_host_driver_state &= (uint16_t)~USB_HOST_DRV_SUSPEND;
-
- return DEVDRV_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_UsbSuspend
-* Description : Issues the USB suspend signal.
-* Arguments : none
-* Return Value : int32_t ; DEVDRV_SUCCESS :not SUSPEND
-* : ; DEVDRV_ERROR :SUSPEND
-*******************************************************************************/
-int32_t usb0_host_UsbSuspend (void)
-{
- uint16_t buf;
-
- if ((g_usb0_host_driver_state & USB_HOST_DRV_SUSPEND) != 0)
- {
- /* SUSPEND */
- return DEVDRV_ERROR;
- }
-
- RZA_IO_RegWrite_16(&USB200.DVSTCTR0,
- 0,
- USB_DVSTCTR0_UACT_SHIFT,
- USB_DVSTCTR0_UACT);
-
- Userdef_USB_usb0_host_delay_xms(5);
-
- buf = RZA_IO_RegRead_16(&USB200.SYSSTS0,
- USB_SYSSTS0_LNST_SHIFT,
- USB_SYSSTS0_LNST);
- if ((buf != USB_HOST_FS_JSTS) && (buf != USB_HOST_LS_JSTS))
- {
- usb0_host_UsbDetach();
- }
- else
- {
- g_usb0_host_driver_state |= USB_HOST_DRV_SUSPEND;
- }
-
- return DEVDRV_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_Enable_DetachINT
-* Description : Enables the USB disconnection interrupt.
-* Arguments : none
-* Return Value : none
-*******************************************************************************/
-void usb0_host_Enable_DetachINT (void)
-{
- USB200.INTSTS1 = (uint16_t)(~(USB_HOST_BITDTCH));
- RZA_IO_RegWrite_16(&USB200.INTENB1,
- 1,
- USB_INTENB1_DTCHE_SHIFT,
- USB_INTENB1_DTCHE);
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_Disable_DetachINT
-* Description : Disables the USB disconnection interrupt.
-* Arguments : none
-* Return Value : none
-*******************************************************************************/
-void usb0_host_Disable_DetachINT (void)
-{
- USB200.INTSTS1 = (uint16_t)(~(USB_HOST_BITDTCH));
- RZA_IO_RegWrite_16(&USB200.INTENB1,
- 0,
- USB_INTENB1_DTCHE_SHIFT,
- USB_INTENB1_DTCHE);
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_Enable_AttachINT
-* Description : Enables the USB connection detection interrupt.
-* Arguments : none
-* Return Value : none
-*******************************************************************************/
-void usb0_host_Enable_AttachINT (void)
-{
- USB200.INTSTS1 = (uint16_t)(~(USB_HOST_BITATTCH));
- RZA_IO_RegWrite_16(&USB200.INTENB1,
- 1,
- USB_INTENB1_ATTCHE_SHIFT,
- USB_INTENB1_ATTCHE);
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_Disable_AttachINT
-* Description : Disables the USB connection detection interrupt.
-* Arguments : none
-* Return Value : none
-*******************************************************************************/
-void usb0_host_Disable_AttachINT (void)
-{
- USB200.INTSTS1 = (uint16_t)(~(USB_HOST_BITATTCH));
- RZA_IO_RegWrite_16(&USB200.INTENB1,
- 0,
- USB_INTENB1_ATTCHE_SHIFT,
- USB_INTENB1_ATTCHE);
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_Disable_BchgINT
-* Description : Disables the USB bus change detection interrupt.
-* Arguments : none
-* Return Value : none
-*******************************************************************************/
-void usb0_host_Disable_BchgINT (void)
-{
- USB200.INTSTS1 = (uint16_t)(~(USB_HOST_BITBCHG));
- RZA_IO_RegWrite_16(&USB200.INTENB1,
- 0,
- USB_INTENB1_BCHGE_SHIFT,
- USB_INTENB1_BCHGE);
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_set_devadd
-* Description : DEVADDn register is set by specified value
-* Arguments : uint16_t addr : Device address
-* : uint16_t *devadd : Set value
-* Return Value : none
-*******************************************************************************/
-void usb0_host_set_devadd (uint16_t addr, uint16_t * devadd)
-{
- uint16_t * ptr;
- uint16_t ret_flag = DEVDRV_FLAG_ON; // avoid warning.
-
- switch (addr)
- {
- case USB_HOST_DEVICE_0:
- ptr = (uint16_t *)&USB200.DEVADD0;
- break;
-
- case USB_HOST_DEVICE_1:
- ptr = (uint16_t *)&USB200.DEVADD1;
- break;
-
- case USB_HOST_DEVICE_2:
- ptr = (uint16_t *)&USB200.DEVADD2;
- break;
-
- case USB_HOST_DEVICE_3:
- ptr = (uint16_t *)&USB200.DEVADD3;
- break;
-
- case USB_HOST_DEVICE_4:
- ptr = (uint16_t *)&USB200.DEVADD4;
- break;
-
- case USB_HOST_DEVICE_5:
- ptr = (uint16_t *)&USB200.DEVADD5;
- break;
-
- case USB_HOST_DEVICE_6:
- ptr = (uint16_t *)&USB200.DEVADD6;
- break;
-
- case USB_HOST_DEVICE_7:
- ptr = (uint16_t *)&USB200.DEVADD7;
- break;
-
- case USB_HOST_DEVICE_8:
- ptr = (uint16_t *)&USB200.DEVADD8;
- break;
-
- case USB_HOST_DEVICE_9:
- ptr = (uint16_t *)&USB200.DEVADD9;
- break;
-
- case USB_HOST_DEVICE_10:
- ptr = (uint16_t *)&USB200.DEVADDA;
- break;
-
- default:
- ret_flag = DEVDRV_FLAG_OFF;
- break;
- }
-
- if (ret_flag == DEVDRV_FLAG_ON)
- {
- *ptr = (uint16_t)(*devadd & USB_HOST_DEVADD_MASK);
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_get_devadd
-* Description : DEVADDn register is obtained
-* Arguments : uint16_t addr : Device address
-* : uint16_t *devadd : USB_HOST_DEVADD register value
-* Return Value : none
-*******************************************************************************/
-void usb0_host_get_devadd (uint16_t addr, uint16_t * devadd)
-{
- uint16_t * ptr;
- uint16_t ret_flag = DEVDRV_FLAG_ON; // avoid warning.
-
- switch (addr)
- {
- case USB_HOST_DEVICE_0:
- ptr = (uint16_t *)&USB200.DEVADD0;
- break;
-
- case USB_HOST_DEVICE_1:
- ptr = (uint16_t *)&USB200.DEVADD1;
- break;
-
- case USB_HOST_DEVICE_2:
- ptr = (uint16_t *)&USB200.DEVADD2;
- break;
-
- case USB_HOST_DEVICE_3:
- ptr = (uint16_t *)&USB200.DEVADD3;
- break;
-
- case USB_HOST_DEVICE_4:
- ptr = (uint16_t *)&USB200.DEVADD4;
- break;
-
- case USB_HOST_DEVICE_5:
- ptr = (uint16_t *)&USB200.DEVADD5;
- break;
-
- case USB_HOST_DEVICE_6:
- ptr = (uint16_t *)&USB200.DEVADD6;
- break;
-
- case USB_HOST_DEVICE_7:
- ptr = (uint16_t *)&USB200.DEVADD7;
- break;
-
- case USB_HOST_DEVICE_8:
- ptr = (uint16_t *)&USB200.DEVADD8;
- break;
-
- case USB_HOST_DEVICE_9:
- ptr = (uint16_t *)&USB200.DEVADD9;
- break;
-
- case USB_HOST_DEVICE_10:
- ptr = (uint16_t *)&USB200.DEVADDA;
- break;
-
- default:
- ret_flag = DEVDRV_FLAG_OFF;
- break;
- }
-
- if (ret_flag == DEVDRV_FLAG_ON)
- {
- *devadd = *ptr;
- }
-}
-
-/*******************************************************************************
-* Function Name: usb0_host_EnableINT_Module
-* Description : Enables BEMP/NRDY/BRDY interrupt and SIGN/SACK interrupt.
-* : Enables NRDY/BEMP interrupt in the pipe0.
-* Arguments : none
-* Return Value : none
-*******************************************************************************/
-void usb0_host_EnableINT_Module (void)
-{
- uint16_t buf;
-
- buf = USB200.INTENB0;
- buf |= (USB_HOST_BITBEMPE | USB_HOST_BITNRDYE | USB_HOST_BITBRDYE);
- USB200.INTENB0 = buf;
-
- buf = USB200.INTENB1;
- buf |= (USB_HOST_BITSIGNE | USB_HOST_BITSACKE);
- USB200.INTENB1 = buf;
-
- usb0_host_enable_nrdy_int(USB_HOST_PIPE0);
- usb0_host_enable_bemp_int(USB_HOST_PIPE0);
-}
-
-/* End of File */
