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kernel/linux-rt-4.4.41/arch/tile/gxio/iorpc_uart.c 2.1 KB
5113f6f70   김현기   kernel add
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  /*
   * Copyright 2013 Tilera Corporation. All Rights Reserved.
   *
   *   This program is free software; you can redistribute it and/or
   *   modify it under the terms of the GNU General Public License
   *   as published by the Free Software Foundation, version 2.
   *
   *   This program is distributed in the hope that it will be useful, but
   *   WITHOUT ANY WARRANTY; without even the implied warranty of
   *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
   *   NON INFRINGEMENT.  See the GNU General Public License for
   *   more details.
   */
  
  /* This file is machine-generated; DO NOT EDIT! */
  #include "gxio/iorpc_uart.h"
  
  struct cfg_interrupt_param {
  	union iorpc_interrupt interrupt;
  };
  
  int gxio_uart_cfg_interrupt(gxio_uart_context_t *context, int inter_x,
  			    int inter_y, int inter_ipi, int inter_event)
  {
  	struct cfg_interrupt_param temp;
  	struct cfg_interrupt_param *params = &temp;
  
  	params->interrupt.kernel.x = inter_x;
  	params->interrupt.kernel.y = inter_y;
  	params->interrupt.kernel.ipi = inter_ipi;
  	params->interrupt.kernel.event = inter_event;
  
  	return hv_dev_pwrite(context->fd, 0, (HV_VirtAddr) params,
  			     sizeof(*params), GXIO_UART_OP_CFG_INTERRUPT);
  }
  
  EXPORT_SYMBOL(gxio_uart_cfg_interrupt);
  
  struct get_mmio_base_param {
  	HV_PTE base;
  };
  
  int gxio_uart_get_mmio_base(gxio_uart_context_t *context, HV_PTE *base)
  {
  	int __result;
  	struct get_mmio_base_param temp;
  	struct get_mmio_base_param *params = &temp;
  
  	__result =
  	    hv_dev_pread(context->fd, 0, (HV_VirtAddr) params, sizeof(*params),
  			 GXIO_UART_OP_GET_MMIO_BASE);
  	*base = params->base;
  
  	return __result;
  }
  
  EXPORT_SYMBOL(gxio_uart_get_mmio_base);
  
  struct check_mmio_offset_param {
  	unsigned long offset;
  	unsigned long size;
  };
  
  int gxio_uart_check_mmio_offset(gxio_uart_context_t *context,
  				unsigned long offset, unsigned long size)
  {
  	struct check_mmio_offset_param temp;
  	struct check_mmio_offset_param *params = &temp;
  
  	params->offset = offset;
  	params->size = size;
  
  	return hv_dev_pwrite(context->fd, 0, (HV_VirtAddr) params,
  			     sizeof(*params), GXIO_UART_OP_CHECK_MMIO_OFFSET);
  }
  
  EXPORT_SYMBOL(gxio_uart_check_mmio_offset);