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_VK_RZ_A1H/usb1/src/host/usb1_host_usbint.c
- Revision:
- 39:d96aa62afc5b
- Parent:
- 38:d66f404b66d4
- Child:
- 40:7c3b59bb364e
--- a/USBHost/TARGET_RENESAS/TARGET_VK_RZ_A1H/usb1/src/host/usb1_host_usbint.c Thu Jul 20 12:21:36 2017 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,497 +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 : usb1_host_usbint.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 "usb1_host.h" -#if(1) /* ohci_wrapp */ -#include "ohci_wrapp_RZ_A1_local.h" -#endif - - -/******************************************************************************* -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 usb1_host_interrupt1(void); -static void usb1_host_BRDYInterrupt(uint16_t Status, uint16_t Int_enbl); -static void usb1_host_NRDYInterrupt(uint16_t Status, uint16_t Int_enbl); -static void usb1_host_BEMPInterrupt(uint16_t Status, uint16_t Int_enbl); - - -/******************************************************************************* -Private global variables and functions -*******************************************************************************/ - - -/******************************************************************************* -* Function Name: usb1_host_interrupt -* Description : Executes USB interrupt. -* : Register this function in the USB interrupt handler. -* : Set CFIF0 in the pipe set before the interrupt after executing -* : this function. -* Arguments : uint32_t int_sense ; Interrupts detection mode -* : ; INTC_LEVEL_SENSITIVE : Level sense -* : ; INTC_EDGE_TRIGGER : Edge trigger -* Return Value : none -*******************************************************************************/ -void usb1_host_interrupt (uint32_t int_sense) -{ - uint16_t savepipe1; - uint16_t savepipe2; - uint16_t buffer; - - savepipe1 = USB201.CFIFOSEL; - savepipe2 = USB201.PIPESEL; - usb1_host_interrupt1(); - - /* Control transmission changes ISEL within interruption processing. */ - /* For this reason, write return of ISEL cannot be performed. */ - buffer = USB201.CFIFOSEL; - buffer &= (uint16_t)~(USB_HOST_BITCURPIPE); - buffer |= (uint16_t)(savepipe1 & USB_HOST_BITCURPIPE); - USB201.CFIFOSEL = buffer; - USB201.PIPESEL = savepipe2; -} - -/******************************************************************************* -* Function Name: usb1_host_interrupt1 -* Description : Execue the USB interrupt. -* Arguments : none -* Return Value : none -*******************************************************************************/ -void usb1_host_interrupt1 (void) -{ - uint16_t intsts0; - uint16_t intsts1; - uint16_t intenb0; - uint16_t intenb1; - uint16_t brdysts; - uint16_t nrdysts; - uint16_t bempsts; - uint16_t brdyenb; - uint16_t nrdyenb; - uint16_t bempenb; - volatile uint16_t dumy_sts; - - intsts0 = USB201.INTSTS0; - intsts1 = USB201.INTSTS1; - intenb0 = USB201.INTENB0; - intenb1 = USB201.INTENB1; - - if ((intsts1 & USB_HOST_BITBCHG) && (intenb1 & USB_HOST_BITBCHGE)) - { - USB201.INTSTS1 = (uint16_t)~USB_HOST_BITBCHG; - RZA_IO_RegWrite_16(&USB201.INTENB1, - 0, - USB_INTENB1_BCHGE_SHIFT, - USB_INTENB1_BCHGE); - g_usb1_host_bchg_flag = USB_HOST_YES; - } - else if ((intsts1 & USB_HOST_BITSACK) && (intenb1 & USB_HOST_BITSACKE)) - { - USB201.INTSTS1 = (uint16_t)~USB_HOST_BITSACK; -#if(1) /* ohci_wrapp */ - ohciwrapp_loc_TransEnd(USB_HOST_PIPE0, TD_CC_NOERROR); -#else - g_usb1_host_CmdStage &= (~USB_HOST_CMD_FIELD); - g_usb1_host_CmdStage |= USB_HOST_CMD_DONE; -#endif - } - else if ((intsts1 & USB_HOST_BITSIGN) && (intenb1 & USB_HOST_BITSIGNE)) - { - USB201.INTSTS1 = (uint16_t)~USB_HOST_BITSIGN; -#if(1) /* ohci_wrapp */ - g_usb1_host_pipe_status[USB_HOST_PIPE0] = USB_HOST_PIPE_NORES; /* exit NORES */ - ohciwrapp_loc_TransEnd(USB_HOST_PIPE0, TD_CC_STALL); -#else - g_usb1_host_CmdStage &= (~USB_HOST_CMD_FIELD); - g_usb1_host_CmdStage |= USB_HOST_CMD_NORES; -#endif - } - else if (((intsts1 & USB_HOST_BITDTCH) == USB_HOST_BITDTCH) - && ((intenb1 & USB_HOST_BITDTCHE) == USB_HOST_BITDTCHE)) - { - USB201.INTSTS1 = (uint16_t)~USB_HOST_BITDTCH; - RZA_IO_RegWrite_16(&USB201.INTENB1, - 0, - USB_INTENB1_DTCHE_SHIFT, - USB_INTENB1_DTCHE); - g_usb1_host_detach_flag = USB_HOST_YES; - - Userdef_USB_usb1_host_detach(); - - usb1_host_UsbDetach2(); - } - else if (((intsts1 & USB_HOST_BITATTCH) == USB_HOST_BITATTCH) - && ((intenb1 & USB_HOST_BITATTCHE) == USB_HOST_BITATTCHE)) - { - USB201.INTSTS1 = (uint16_t)~USB_HOST_BITATTCH; - RZA_IO_RegWrite_16(&USB201.INTENB1, - 0, - USB_INTENB1_ATTCHE_SHIFT, - USB_INTENB1_ATTCHE); - g_usb1_host_attach_flag = USB_HOST_YES; - - Userdef_USB_usb1_host_attach(); - - usb1_host_UsbAttach(); - } - else if ((intsts0 & intenb0 & (USB_HOST_BITBEMP | USB_HOST_BITNRDY | USB_HOST_BITBRDY))) - { - brdysts = USB201.BRDYSTS; - nrdysts = USB201.NRDYSTS; - bempsts = USB201.BEMPSTS; - brdyenb = USB201.BRDYENB; - nrdyenb = USB201.NRDYENB; - bempenb = USB201.BEMPENB; - - if ((intsts0 & USB_HOST_BITBRDY) && (intenb0 & USB_HOST_BITBRDYE) && (brdysts & brdyenb)) - { - usb1_host_BRDYInterrupt(brdysts, brdyenb); - } - else if ((intsts0 & USB_HOST_BITBEMP) && (intenb0 & USB_HOST_BITBEMPE) && (bempsts & bempenb)) - { - usb1_host_BEMPInterrupt(bempsts, bempenb); - } - else if ((intsts0 & USB_HOST_BITNRDY) && (intenb0 & USB_HOST_BITNRDYE) && (nrdysts & nrdyenb)) - { - usb1_host_NRDYInterrupt(nrdysts, nrdyenb); - } - else - { - /* Do Nothing */ - } - } - else - { - /* Do Nothing */ - } - - /* Three dummy read for clearing interrupt requests */ - dumy_sts = USB201.INTSTS0; - dumy_sts = USB201.INTSTS1; - -} - -/******************************************************************************* -* Function Name: usb1_host_BRDYInterrupt -* Description : Executes USB BRDY interrupt. -* Arguments : uint16_t Status ; BRDYSTS Register Value -* : uint16_t Int_enbl ; BRDYENB Register Value -* Return Value : none -*******************************************************************************/ -void usb1_host_BRDYInterrupt (uint16_t Status, uint16_t Int_enbl) -{ - uint16_t buffer; - volatile uint16_t dumy_sts; - - if ((Status & g_usb1_host_bit_set[USB_HOST_PIPE0]) && (Int_enbl & g_usb1_host_bit_set[USB_HOST_PIPE0])) - { - USB201.BRDYSTS = (uint16_t)~g_usb1_host_bit_set[USB_HOST_PIPE0]; - -#if(1) /* ohci_wrapp */ - switch ((g_usb1_host_CmdStage & (USB_HOST_STAGE_FIELD | USB_HOST_CMD_FIELD))) - { - case (USB_HOST_STAGE_STATUS | USB_HOST_CMD_DOING): - buffer = usb1_host_read_buffer_c(USB_HOST_PIPE0); - usb1_host_disable_brdy_int(USB_HOST_PIPE0); - g_usb1_host_CmdStage &= (~USB_HOST_CMD_FIELD); - g_usb1_host_CmdStage |= USB_HOST_CMD_DONE; - ohciwrapp_loc_TransEnd(USB_HOST_PIPE0, TD_CC_NOERROR); - break; - - case (USB_HOST_STAGE_DATA | USB_HOST_CMD_DOING): - buffer = usb1_host_read_buffer_c(USB_HOST_PIPE0); - switch (buffer) - { - case USB_HOST_READING: /* Continue of data read */ - break; - - case USB_HOST_READEND: /* End of data read */ - case USB_HOST_READSHRT: /* End of data read */ - usb1_host_disable_brdy_int(USB_HOST_PIPE0); - g_usb1_host_CmdStage &= (~USB_HOST_CMD_FIELD); - g_usb1_host_CmdStage |= USB_HOST_CMD_DONE; - ohciwrapp_loc_TransEnd(USB_HOST_PIPE0, TD_CC_NOERROR); - break; - - case USB_HOST_READOVER: /* buffer over */ - USB201.CFIFOCTR = USB_HOST_BITBCLR; - usb1_host_disable_brdy_int(USB_HOST_PIPE0); - g_usb1_host_CmdStage &= (~USB_HOST_CMD_FIELD); - g_usb1_host_CmdStage |= USB_HOST_CMD_DONE; - ohciwrapp_loc_TransEnd(USB_HOST_PIPE0, TD_CC_NOERROR); - break; - - case USB_HOST_FIFOERROR: /* FIFO access error */ - default: - break; - } - break; - - default: - break; - } -#else - switch ((g_usb1_host_CmdStage & (USB_HOST_MODE_FIELD | USB_HOST_STAGE_FIELD | USB_HOST_CMD_FIELD))) - { - case (USB_HOST_MODE_WRITE | USB_HOST_STAGE_STATUS | USB_HOST_CMD_DOING): - case (USB_HOST_MODE_NO_DATA | USB_HOST_STAGE_STATUS | USB_HOST_CMD_DOING): - buffer = usb1_host_read_buffer_c(USB_HOST_PIPE0); - usb1_host_disable_brdy_int(USB_HOST_PIPE0); - g_usb1_host_CmdStage &= (~USB_HOST_CMD_FIELD); - g_usb1_host_CmdStage |= USB_HOST_CMD_DONE; - break; - - case (USB_HOST_MODE_READ | USB_HOST_STAGE_DATA | USB_HOST_CMD_DOING): - buffer = usb1_host_read_buffer_c(USB_HOST_PIPE0); - - switch (buffer) - { - case USB_HOST_READING: /* Continue of data read */ - break; - - case USB_HOST_READEND: /* End of data read */ - case USB_HOST_READSHRT: /* End of data read */ - usb1_host_disable_brdy_int(USB_HOST_PIPE0); - g_usb1_host_CmdStage &= (~USB_HOST_CMD_FIELD); - g_usb1_host_CmdStage |= USB_HOST_CMD_DONE; - break; - - case USB_HOST_READOVER: /* buffer over */ - USB201.CFIFOCTR = USB_HOST_BITBCLR; - usb1_host_disable_brdy_int(USB_HOST_PIPE0); - g_usb1_host_CmdStage &= (~USB_HOST_CMD_FIELD); - g_usb1_host_CmdStage |= USB_HOST_CMD_DONE; - break; - - case USB_HOST_FIFOERROR: /* FIFO access error */ - default: - break; - } - break; - - default: - break; - } -#endif - } - else - { - usb1_host_brdy_int(Status, Int_enbl); - } - - /* Three dummy reads for clearing interrupt requests */ - dumy_sts = USB201.BRDYSTS; -} - -/******************************************************************************* -* Function Name: usb1_host_NRDYInterrupt -* Description : Executes USB NRDY interrupt. -* Arguments : uint16_t Status ; NRDYSTS Register Value -* : uint16_t Int_enbl ; NRDYENB Register Value -* Return Value : none -*******************************************************************************/ -void usb1_host_NRDYInterrupt (uint16_t Status, uint16_t Int_enbl) -{ - uint16_t pid; - volatile uint16_t dumy_sts; - - if ((Status & g_usb1_host_bit_set[USB_HOST_PIPE0]) && (Int_enbl & g_usb1_host_bit_set[USB_HOST_PIPE0])) - { - USB201.NRDYSTS = (uint16_t)~g_usb1_host_bit_set[USB_HOST_PIPE0]; - pid = usb1_host_get_pid(USB_HOST_PIPE0); - - if ((pid == USB_HOST_PID_STALL) || (pid == USB_HOST_PID_STALL2)) - { - g_usb1_host_CmdStage &= (~USB_HOST_CMD_FIELD); - g_usb1_host_CmdStage |= USB_HOST_CMD_STALL; -#if(1) /* ohci_wrapp */ - g_usb1_host_pipe_status[USB_HOST_PIPE0] = USB_HOST_PIPE_STALL; - ohciwrapp_loc_TransEnd(USB_HOST_PIPE0, TD_CC_STALL); -#endif - - } - else if (pid == USB_HOST_PID_NAK) - { - g_usb1_host_CmdStage &= (~USB_HOST_CMD_FIELD); - g_usb1_host_CmdStage |= USB_HOST_CMD_NORES; -#if(1) /* ohci_wrapp */ - g_usb1_host_pipe_status[USB_HOST_PIPE0] = USB_HOST_PIPE_NORES; - ohciwrapp_loc_TransEnd(USB_HOST_PIPE0, TD_CC_STALL); -#endif - } - else - { - /* Do Nothing */ - } - } - else - { - usb1_host_nrdy_int(Status, Int_enbl); - } - - /* Three dummy reads for clearing interrupt requests */ - dumy_sts = USB201.NRDYSTS; -} - -/******************************************************************************* -* Function Name: usb1_host_BEMPInterrupt -* Description : Executes USB BEMP interrupt. -* Arguments : uint16_t Status ; BEMPSTS Register Value -* : uint16_t Int_enbl ; BEMPENB Register Value -* Return Value : none -*******************************************************************************/ -void usb1_host_BEMPInterrupt (uint16_t Status, uint16_t Int_enbl) -{ - uint16_t buffer; - uint16_t pid; - volatile uint16_t dumy_sts; - - if ((Status & g_usb1_host_bit_set[USB_HOST_PIPE0]) && (Int_enbl & g_usb1_host_bit_set[USB_HOST_PIPE0])) - { - USB201.BEMPSTS = (uint16_t)~g_usb1_host_bit_set[USB_HOST_PIPE0]; - pid = usb1_host_get_pid(USB_HOST_PIPE0); - - if ((pid == USB_HOST_PID_STALL) || (pid == USB_HOST_PID_STALL2)) - { - g_usb1_host_CmdStage &= (~USB_HOST_CMD_FIELD); - g_usb1_host_CmdStage |= USB_HOST_CMD_STALL; -#if(1) /* ohci_wrapp */ - g_usb1_host_pipe_status[USB_HOST_PIPE0] = USB_HOST_PIPE_STALL; /* exit STALL */ - ohciwrapp_loc_TransEnd(USB_HOST_PIPE0, TD_CC_STALL); -#endif - } - else - { -#if(1) /* ohci_wrapp */ - switch ((g_usb1_host_CmdStage & (USB_HOST_STAGE_FIELD | USB_HOST_CMD_FIELD))) - { - case (USB_HOST_STAGE_STATUS | USB_HOST_CMD_DOING): - g_usb1_host_CmdStage &= (~USB_HOST_CMD_FIELD); - g_usb1_host_CmdStage |= USB_HOST_CMD_DONE; - ohciwrapp_loc_TransEnd(USB_HOST_PIPE0, TD_CC_NOERROR); - break; - - case (USB_HOST_STAGE_DATA | USB_HOST_CMD_DOING): - buffer = usb1_host_write_buffer(USB_HOST_PIPE0); - switch (buffer) - { - case USB_HOST_WRITING: /* Continue of data write */ - case USB_HOST_WRITEEND: /* End of data write (zero-length) */ - break; - - case USB_HOST_WRITESHRT: /* End of data write */ - g_usb1_host_CmdStage &= (~USB_HOST_STAGE_FIELD); - g_usb1_host_CmdStage |= USB_HOST_STAGE_STATUS; - ohciwrapp_loc_TransEnd(USB_HOST_PIPE0, TD_CC_NOERROR); - break; - - case USB_HOST_FIFOERROR: /* FIFO access error */ - default: - break; - } - break; - - default: - /* do nothing */ - break; - } -#else - switch ((g_usb1_host_CmdStage & (USB_HOST_MODE_FIELD | USB_HOST_STAGE_FIELD | USB_HOST_CMD_FIELD))) - { - case (USB_HOST_MODE_READ | USB_HOST_STAGE_STATUS | USB_HOST_CMD_DOING): - g_usb1_host_CmdStage &= (~USB_HOST_CMD_FIELD); - g_usb1_host_CmdStage |= USB_HOST_CMD_DONE; - break; - - case (USB_HOST_MODE_WRITE | USB_HOST_STAGE_DATA | USB_HOST_CMD_DOING): - buffer = usb1_host_write_buffer(USB_HOST_PIPE0); - switch (buffer) - { - case USB_HOST_WRITING: /* Continue of data write */ - case USB_HOST_WRITEEND: /* End of data write (zero-length) */ - break; - - case USB_HOST_WRITESHRT: /* End of data write */ - g_usb1_host_CmdStage &= (~USB_HOST_STAGE_FIELD); - g_usb1_host_CmdStage |= USB_HOST_STAGE_STATUS; - break; - - case USB_HOST_FIFOERROR: /* FIFO access error */ - default: - break; - } - break; - - case (USB_HOST_MODE_WRITE | USB_HOST_STAGE_STATUS | USB_HOST_CMD_DOING): - g_usb1_host_CmdStage &= (~USB_HOST_CMD_FIELD); - g_usb1_host_CmdStage |= USB_HOST_CMD_IDLE; - break; - - default: - /* do nothing */ - break; - } -#endif - } - } - else - { - usb1_host_bemp_int(Status, Int_enbl); - } - - /* Three dummy reads for clearing interrupt requests */ - dumy_sts = USB201.BEMPSTS; -} - -/* End of File */