forked for unsupported target
Dependents: stm32-disco-example DISCO-F469NI_BD_SD_Card_Control
Fork of USBHOST by
USBHost/TARGET_RENESAS/TARGET_RZ_A1H/usb0/src/host/usb0_host_usbint.c
- Committer:
- frq08711@LMECWL0871.LME.ST.COM
- Date:
- 2017-02-15
- Revision:
- 1:ab240722d7ef
File content as of revision 1:ab240722d7ef:
/******************************************************************************* * 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 */