forked for unsupported target
Dependents: stm32-disco-example DISCO-F469NI_BD_SD_Card_Control
Fork of USBHOST by
USBHost/TARGET_RENESAS/TARGET_VK_RZ_A1H/usb1/src/common/usb1_host_intrn.c
- Committer:
- bcjun@aname.co.kr
- Date:
- 2017-08-08
- Revision:
- 7:75f3e275934b
- Parent:
- 1:ab240722d7ef
File content as of revision 7:75f3e275934b:
/******************************************************************************* * 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_intrn.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) *******************************************************************************/ /******************************************************************************* Private global variables and functions *******************************************************************************/ /******************************************************************************* * Function Name: usb1_host_brdy_int * Description : Executes BRDY interrupt(USB_HOST_PIPE1-9). * : According to the pipe that interrupt is generated in, * : reads/writes buffer allocated in the pipe. * : This function is executed in the BRDY interrupt handler. * : This function clears BRDY interrupt status and BEMP interrupt * : status. * Arguments : uint16_t status ; BRDYSTS Register Value * : uint16_t int_enb ; BRDYENB Register Value * Return Value : none *******************************************************************************/ void usb1_host_brdy_int (uint16_t status, uint16_t int_enb) { uint32_t int_sense = 0; uint16_t pipe; uint16_t pipebit; for (pipe = USB_HOST_PIPE1; pipe <= USB_HOST_MAX_PIPE_NO; pipe++) { pipebit = g_usb1_host_bit_set[pipe]; if ((status & pipebit) && (int_enb & pipebit)) { USB201.BRDYSTS = (uint16_t)~pipebit; USB201.BEMPSTS = (uint16_t)~pipebit; if ((g_usb1_host_PipeTbl[pipe] & USB_HOST_FIFO_USE) == USB_HOST_D0FIFO_DMA) { if (g_usb1_host_DmaStatus[USB_HOST_D0FIFO] != USB_HOST_DMA_READY) { usb1_host_dma_interrupt_d0fifo(int_sense); } if (RZA_IO_RegRead_16(&g_usb1_host_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 0) { usb1_host_read_dma(pipe); usb1_host_disable_brdy_int(pipe); } else { USB201.D0FIFOCTR = USB_HOST_BITBCLR; g_usb1_host_pipe_status[pipe] = USB_HOST_PIPE_DONE; } } else if ((g_usb1_host_PipeTbl[pipe] & USB_HOST_FIFO_USE) == USB_HOST_D1FIFO_DMA) { if (g_usb1_host_DmaStatus[USB_HOST_D1FIFO] != USB_HOST_DMA_READY) { usb1_host_dma_interrupt_d1fifo(int_sense); } if (RZA_IO_RegRead_16(&g_usb1_host_pipecfg[pipe], USB_PIPECFG_BFRE_SHIFT, USB_PIPECFG_BFRE) == 0) { usb1_host_read_dma(pipe); usb1_host_disable_brdy_int(pipe); } else { USB201.D1FIFOCTR = USB_HOST_BITBCLR; g_usb1_host_pipe_status[pipe] = USB_HOST_PIPE_DONE; } } else { if (RZA_IO_RegRead_16(&g_usb1_host_pipecfg[pipe], USB_PIPECFG_DIR_SHIFT, USB_PIPECFG_DIR) == 0) { usb1_host_read_buffer(pipe); } else { usb1_host_write_buffer(pipe); } } #if(1) /* ohci_wrapp */ switch (g_usb1_host_pipe_status[pipe]) { case USB_HOST_PIPE_DONE: ohciwrapp_loc_TransEnd(pipe, TD_CC_NOERROR); break; case USB_HOST_PIPE_NORES: case USB_HOST_PIPE_STALL: case USB_HOST_PIPE_ERROR: ohciwrapp_loc_TransEnd(pipe, TD_CC_STALL); break; default: /* Do Nothing */ break; } #endif } } } /******************************************************************************* * Function Name: usb1_host_nrdy_int * Description : Executes NRDY interrupt(USB_HOST_PIPE1-9). * : Checks NRDY interrupt cause by PID. When the cause if STALL, * : regards the pipe state as STALL and ends the processing. * : Then the cause is not STALL, increments the error count to * : communicate again. When the error count is 3, determines * : the pipe state as USB_HOST_PIPE_NORES and ends the processing. * : This function is executed in the NRDY interrupt handler. * : This function clears NRDY interrupt status. * Arguments : uint16_t status ; NRDYSTS Register Value * : uint16_t int_enb ; NRDYENB Register Value * Return Value : none *******************************************************************************/ void usb1_host_nrdy_int (uint16_t status, uint16_t int_enb) { uint16_t pid; uint16_t pipe; uint16_t bitcheck; bitcheck = (uint16_t)(status & int_enb); USB201.NRDYSTS = (uint16_t)~status; for (pipe = USB_HOST_PIPE1; pipe <= USB_HOST_MAX_PIPE_NO; pipe++) { if ((bitcheck&g_usb1_host_bit_set[pipe]) == g_usb1_host_bit_set[pipe]) { if (RZA_IO_RegRead_16(&USB201.SYSCFG0, USB_SYSCFG_DCFM_SHIFT, USB_SYSCFG_DCFM) == 1) { if (g_usb1_host_pipe_status[pipe] == USB_HOST_PIPE_WAIT) { pid = usb1_host_get_pid(pipe); if ((pid == USB_HOST_PID_STALL) || (pid == USB_HOST_PID_STALL2)) { g_usb1_host_pipe_status[pipe] = USB_HOST_PIPE_STALL; #if(1) /* ohci_wrapp */ ohciwrapp_loc_TransEnd(pipe, TD_CC_STALL); #endif } else { #if(1) /* ohci_wrapp */ g_usb1_host_pipe_status[pipe] = USB_HOST_PIPE_NORES; ohciwrapp_loc_TransEnd(pipe, TD_CC_DEVICENOTRESPONDING); #else g_usb1_host_PipeIgnore[pipe]++; if (g_usb1_host_PipeIgnore[pipe] == 3) { g_usb1_host_pipe_status[pipe] = USB_HOST_PIPE_NORES; } else { usb1_host_set_pid_buf(pipe); } #endif } } } else { /* USB Function */ } } } } /******************************************************************************* * Function Name: usb1_host_bemp_int * Description : Executes BEMP interrupt(USB_HOST_PIPE1-9). * Arguments : uint16_t status ; BEMPSTS Register Value * : uint16_t int_enb ; BEMPENB Register Value * Return Value : none *******************************************************************************/ void usb1_host_bemp_int (uint16_t status, uint16_t int_enb) { uint16_t pid; uint16_t pipe; uint16_t bitcheck; uint16_t inbuf; bitcheck = (uint16_t)(status & int_enb); USB201.BEMPSTS = (uint16_t)~status; for (pipe = USB_HOST_PIPE1; pipe <= USB_HOST_MAX_PIPE_NO; pipe++) { if ((bitcheck&g_usb1_host_bit_set[pipe]) == g_usb1_host_bit_set[pipe]) { pid = usb1_host_get_pid(pipe); if ((pid == USB_HOST_PID_STALL) || (pid == USB_HOST_PID_STALL2)) { g_usb1_host_pipe_status[pipe] = USB_HOST_PIPE_STALL; #if(1) /* ohci_wrapp */ ohciwrapp_loc_TransEnd(pipe, TD_CC_STALL); #endif } else { inbuf = usb1_host_get_inbuf(pipe); if (inbuf == 0) { usb1_host_disable_bemp_int(pipe); usb1_host_set_pid_nak(pipe); g_usb1_host_pipe_status[pipe] = USB_HOST_PIPE_DONE; #if(1) /* ohci_wrapp */ ohciwrapp_loc_TransEnd(pipe, TD_CC_NOERROR); #endif } } } } } /* End of File */