forked for unsupported target
Dependents: stm32-disco-example DISCO-F469NI_BD_SD_Card_Control
Fork of USBHOST by
Diff: USBHost/TARGET_RENESAS/TARGET_VK_RZ_A1H/usb0/src/host/usb0_host_usbint.c
- Revision:
- 1:ab240722d7ef
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/USBHost/TARGET_RENESAS/TARGET_VK_RZ_A1H/usb0/src/host/usb0_host_usbint.c Wed Feb 15 10:49:44 2017 +0100 @@ -0,0 +1,496 @@ +/******************************************************************************* +* 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_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 "usb0_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 usb0_host_interrupt1(void); +static void usb0_host_BRDYInterrupt(uint16_t Status, uint16_t Int_enbl); +static void usb0_host_NRDYInterrupt(uint16_t Status, uint16_t Int_enbl); +static void usb0_host_BEMPInterrupt(uint16_t Status, uint16_t Int_enbl); + + +/******************************************************************************* +Private global variables and functions +*******************************************************************************/ + + +/******************************************************************************* +* Function Name: usb0_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 usb0_host_interrupt (uint32_t int_sense) +{ + uint16_t savepipe1; + uint16_t savepipe2; + uint16_t buffer; + + savepipe1 = USB200.CFIFOSEL; + savepipe2 = USB200.PIPESEL; + usb0_host_interrupt1(); + + /* Control transmission changes ISEL within interruption processing. */ + /* For this reason, write return of ISEL cannot be performed. */ + buffer = USB200.CFIFOSEL; + buffer &= (uint16_t)~(USB_HOST_BITCURPIPE); + buffer |= (uint16_t)(savepipe1 & USB_HOST_BITCURPIPE); + USB200.CFIFOSEL = buffer; + USB200.PIPESEL = savepipe2; +} + +/******************************************************************************* +* Function Name: usb0_host_interrupt1 +* Description : Execue the USB interrupt. +* Arguments : none +* Return Value : none +*******************************************************************************/ +void usb0_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 = USB200.INTSTS0; + intsts1 = USB200.INTSTS1; + intenb0 = USB200.INTENB0; + intenb1 = USB200.INTENB1; + + if ((intsts1 & USB_HOST_BITBCHG) && (intenb1 & USB_HOST_BITBCHGE)) + { + USB200.INTSTS1 = (uint16_t)~USB_HOST_BITBCHG; + RZA_IO_RegWrite_16(&USB200.INTENB1, + 0, + USB_INTENB1_BCHGE_SHIFT, + USB_INTENB1_BCHGE); + g_usb0_host_bchg_flag = USB_HOST_YES; + } + else if ((intsts1 & USB_HOST_BITSACK) && (intenb1 & USB_HOST_BITSACKE)) + { + USB200.INTSTS1 = (uint16_t)~USB_HOST_BITSACK; +#if(1) /* ohci_wrapp */ + ohciwrapp_loc_TransEnd(USB_HOST_PIPE0, TD_CC_NOERROR); +#else + g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD); + g_usb0_host_CmdStage |= USB_HOST_CMD_DONE; +#endif + } + else if ((intsts1 & USB_HOST_BITSIGN) && (intenb1 & USB_HOST_BITSIGNE)) + { + USB200.INTSTS1 = (uint16_t)~USB_HOST_BITSIGN; +#if(1) /* ohci_wrapp */ + g_usb0_host_pipe_status[USB_HOST_PIPE0] = USB_HOST_PIPE_NORES; /* exit NORES */ + ohciwrapp_loc_TransEnd(USB_HOST_PIPE0, TD_CC_STALL); +#else + g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD); + g_usb0_host_CmdStage |= USB_HOST_CMD_NORES; +#endif + } + else if (((intsts1 & USB_HOST_BITDTCH) == USB_HOST_BITDTCH) + && ((intenb1 & USB_HOST_BITDTCHE) == USB_HOST_BITDTCHE)) + { + USB200.INTSTS1 = (uint16_t)~USB_HOST_BITDTCH; + RZA_IO_RegWrite_16(&USB200.INTENB1, + 0, + USB_INTENB1_DTCHE_SHIFT, + USB_INTENB1_DTCHE); + g_usb0_host_detach_flag = USB_HOST_YES; + + Userdef_USB_usb0_host_detach(); + + usb0_host_UsbDetach2(); + } + else if (((intsts1 & USB_HOST_BITATTCH) == USB_HOST_BITATTCH) + && ((intenb1 & USB_HOST_BITATTCHE) == USB_HOST_BITATTCHE)) + { + USB200.INTSTS1 = (uint16_t)~USB_HOST_BITATTCH; + RZA_IO_RegWrite_16(&USB200.INTENB1, + 0, + USB_INTENB1_ATTCHE_SHIFT, + USB_INTENB1_ATTCHE); + g_usb0_host_attach_flag = USB_HOST_YES; + + Userdef_USB_usb0_host_attach(); + + usb0_host_UsbAttach(); + } + else if ((intsts0 & intenb0 & (USB_HOST_BITBEMP | USB_HOST_BITNRDY | USB_HOST_BITBRDY))) + { + brdysts = USB200.BRDYSTS; + nrdysts = USB200.NRDYSTS; + bempsts = USB200.BEMPSTS; + brdyenb = USB200.BRDYENB; + nrdyenb = USB200.NRDYENB; + bempenb = USB200.BEMPENB; + + if ((intsts0 & USB_HOST_BITBRDY) && (intenb0 & USB_HOST_BITBRDYE) && (brdysts & brdyenb)) + { + usb0_host_BRDYInterrupt(brdysts, brdyenb); + } + else if ((intsts0 & USB_HOST_BITBEMP) && (intenb0 & USB_HOST_BITBEMPE) && (bempsts & bempenb)) + { + usb0_host_BEMPInterrupt(bempsts, bempenb); + } + else if ((intsts0 & USB_HOST_BITNRDY) && (intenb0 & USB_HOST_BITNRDYE) && (nrdysts & nrdyenb)) + { + usb0_host_NRDYInterrupt(nrdysts, nrdyenb); + } + else + { + /* Do Nothing */ + } + } + else + { + /* Do Nothing */ + } + + /* Three dummy read for clearing interrupt requests */ + dumy_sts = USB200.INTSTS0; + dumy_sts = USB200.INTSTS1; + +} + +/******************************************************************************* +* Function Name: usb0_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 usb0_host_BRDYInterrupt (uint16_t Status, uint16_t Int_enbl) +{ + uint16_t buffer; + volatile uint16_t dumy_sts; + + if ((Status & g_usb0_host_bit_set[USB_HOST_PIPE0]) && (Int_enbl & g_usb0_host_bit_set[USB_HOST_PIPE0])) + { + USB200.BRDYSTS = (uint16_t)~g_usb0_host_bit_set[USB_HOST_PIPE0]; + +#if(1) /* ohci_wrapp */ + switch ((g_usb0_host_CmdStage & (USB_HOST_STAGE_FIELD | USB_HOST_CMD_FIELD))) + { + case (USB_HOST_STAGE_STATUS | USB_HOST_CMD_DOING): + buffer = usb0_host_read_buffer_c(USB_HOST_PIPE0); + usb0_host_disable_brdy_int(USB_HOST_PIPE0); + g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD); + g_usb0_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 = usb0_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 */ + usb0_host_disable_brdy_int(USB_HOST_PIPE0); + g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD); + g_usb0_host_CmdStage |= USB_HOST_CMD_DONE; + ohciwrapp_loc_TransEnd(USB_HOST_PIPE0, TD_CC_NOERROR); + break; + + case USB_HOST_READOVER: /* buffer over */ + USB200.CFIFOCTR = USB_HOST_BITBCLR; + usb0_host_disable_brdy_int(USB_HOST_PIPE0); + g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD); + g_usb0_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_usb0_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 = usb0_host_read_buffer_c(USB_HOST_PIPE0); + usb0_host_disable_brdy_int(USB_HOST_PIPE0); + g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD); + g_usb0_host_CmdStage |= USB_HOST_CMD_DONE; + break; + + case (USB_HOST_MODE_READ | USB_HOST_STAGE_DATA | USB_HOST_CMD_DOING): + buffer = usb0_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 */ + usb0_host_disable_brdy_int(USB_HOST_PIPE0); + g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD); + g_usb0_host_CmdStage |= USB_HOST_CMD_DONE; + break; + + case USB_HOST_READOVER: /* buffer over */ + USB200.CFIFOCTR = USB_HOST_BITBCLR; + usb0_host_disable_brdy_int(USB_HOST_PIPE0); + g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD); + g_usb0_host_CmdStage |= USB_HOST_CMD_DONE; + break; + + case USB_HOST_FIFOERROR: /* FIFO access error */ + default: + break; + } + break; + + default: + break; + } +#endif + } + else + { + usb0_host_brdy_int(Status, Int_enbl); + } + + /* Three dummy reads for clearing interrupt requests */ + dumy_sts = USB200.BRDYSTS; +} + +/******************************************************************************* +* Function Name: usb0_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 usb0_host_NRDYInterrupt (uint16_t Status, uint16_t Int_enbl) +{ + uint16_t pid; + volatile uint16_t dumy_sts; + + if ((Status & g_usb0_host_bit_set[USB_HOST_PIPE0]) && (Int_enbl & g_usb0_host_bit_set[USB_HOST_PIPE0])) + { + USB200.NRDYSTS = (uint16_t)~g_usb0_host_bit_set[USB_HOST_PIPE0]; + pid = usb0_host_get_pid(USB_HOST_PIPE0); + + if ((pid == USB_HOST_PID_STALL) || (pid == USB_HOST_PID_STALL2)) + { + g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD); + g_usb0_host_CmdStage |= USB_HOST_CMD_STALL; +#if(1) /* ohci_wrapp */ + g_usb0_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_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD); + g_usb0_host_CmdStage |= USB_HOST_CMD_NORES; +#if(1) /* ohci_wrapp */ + g_usb0_host_pipe_status[USB_HOST_PIPE0] = USB_HOST_PIPE_NORES; + ohciwrapp_loc_TransEnd(USB_HOST_PIPE0, TD_CC_STALL); +#endif + } + else + { + /* Do Nothing */ + } + } + else + { + usb0_host_nrdy_int(Status, Int_enbl); + } + + /* Three dummy reads for clearing interrupt requests */ + dumy_sts = USB200.NRDYSTS; +} + +/******************************************************************************* +* Function Name: usb0_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 usb0_host_BEMPInterrupt (uint16_t Status, uint16_t Int_enbl) +{ + uint16_t buffer; + uint16_t pid; + volatile uint16_t dumy_sts; + + if ((Status & g_usb0_host_bit_set[USB_HOST_PIPE0]) && (Int_enbl & g_usb0_host_bit_set[USB_HOST_PIPE0])) + { + USB200.BEMPSTS = (uint16_t)~g_usb0_host_bit_set[USB_HOST_PIPE0]; + pid = usb0_host_get_pid(USB_HOST_PIPE0); + + if ((pid == USB_HOST_PID_STALL) || (pid == USB_HOST_PID_STALL2)) + { + g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD); + g_usb0_host_CmdStage |= USB_HOST_CMD_STALL; +#if(1) /* ohci_wrapp */ + g_usb0_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_usb0_host_CmdStage & (USB_HOST_STAGE_FIELD | USB_HOST_CMD_FIELD))) + { + case (USB_HOST_STAGE_STATUS | USB_HOST_CMD_DOING): + g_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD); + g_usb0_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 = usb0_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_usb0_host_CmdStage &= (~USB_HOST_STAGE_FIELD); + g_usb0_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_usb0_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_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD); + g_usb0_host_CmdStage |= USB_HOST_CMD_DONE; + break; + + case (USB_HOST_MODE_WRITE | USB_HOST_STAGE_DATA | USB_HOST_CMD_DOING): + buffer = usb0_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_usb0_host_CmdStage &= (~USB_HOST_STAGE_FIELD); + g_usb0_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_usb0_host_CmdStage &= (~USB_HOST_CMD_FIELD); + g_usb0_host_CmdStage |= USB_HOST_CMD_IDLE; + break; + + default: + /* do nothing */ + break; + } +#endif + } + } + else + { + usb0_host_bemp_int(Status, Int_enbl); + } + + /* Three dummy reads for clearing interrupt requests */ + dumy_sts = USB200.BEMPSTS; +} + +/* End of File */