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/*------------------------------------------------------------------------------
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-- This file is a part of the LPP VHDL IP LIBRARY
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-- Copyright (C) 2009 - 2010, Laboratory of Plasmas Physic - CNRS
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--
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-- This program is free software; you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation; either version 3 of the License, or
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-- (at your option) any later version.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with this program; if not, write to the Free Software
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-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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-------------------------------------------------------------------------------*/
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#include "lpp_apb_functions.h"
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#include <stdio.h>
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int* apbgetdevice(int PID,int VID,int count)
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{
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struct apbPnPreg* dev = (struct apbPnPreg*)(APB_TBL_HEAD + sizeof(struct apbPnPreg));
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int id;
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id = (PID<<12) | (VID<<24);
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while(dev != (struct apbPnPreg*)(APB_TBL_HEAD|0xFFF))
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{
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if((dev->idReg & 0xFFFFF000) == id)
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{
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if(count == 0)
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{
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return (int*) (APB_BASE_ADDRS | (dev->bar&0xFFF00000)>>12);
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}
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count-=1;
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}
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dev += 1;
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}
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return NULL;
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}
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void apbgetdeviceinfofromdevptr(const struct apbPnPreg* dev,struct apbdevinfo* devinfo)
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{
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devinfo->productID = (dev->idReg>>12) & 0xFFF;
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devinfo->vendorID = (dev->idReg>>24) & 0xFF;
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devinfo->address = ((dev->bar>>12) & 0xFFF00)|APB_BASE_ADDRS;
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devinfo->irq = dev->idReg & 0x1F;
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devinfo->mask = (dev->bar>>4)&0xFFF;
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devinfo->version = (dev->idReg>>5)&0x1F;
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}
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void apbgetdeviceinfofromid(int PID,int VID,int count,struct apbdevinfo* devinfo)
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{
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struct apbPnPreg* dev = (struct apbPnPreg*)(APB_TBL_HEAD + sizeof(struct apbPnPreg));
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int id;
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id = (PID<<12) | (VID<<24);
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while(dev != (struct apbPnPreg*)(APB_TBL_HEAD|0xFFF))
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{
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if((dev->idReg & 0xFFFFF000) == id)
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{
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if(count == 0)
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{
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devinfo->productID = PID;
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devinfo->vendorID = VID;
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devinfo->address = ((dev->bar>>12) & 0xFFF00)|APB_BASE_ADDRS;
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devinfo->irq = dev->idReg & 0x1F;
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devinfo->mask = (dev->bar>>4)&0xFFF;
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devinfo->version = (dev->idReg>>5)&0x1F;
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return;
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}
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count-=1;
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}
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dev += 1;
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}
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}
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void apbprintdeviceinfo(struct apbdevinfo devinfo)
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{
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printf("Vendor ID = 0x%x\n",devinfo.vendorID);
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printf("Product ID = 0x%x\n",devinfo.productID);
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printf("Device address = 0x%x\n",devinfo.address);
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printf("Device Irq = %d\n",devinfo.irq);
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printf("Device mask = 0x%x\n",devinfo.mask);
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printf("Device Version = %d\n",devinfo.version);
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}
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void apbprintdeviceslist()
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{
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struct apbdevinfo devinfo;
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struct apbPnPreg* dev = (struct apbPnPreg*)(APB_TBL_HEAD );//+ sizeof(struct apbPnPreg));
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int i =0;
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int fisrtBAR;
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while((dev->idReg == 0) && (i<APB_MAX_DEVICES))
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{
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dev += 1;
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i+=1;
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}
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fisrtBAR = dev->bar;
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for(i=i;i<APB_MAX_DEVICES;i++)
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{
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if((dev->idReg != 0 ))
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{
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apbgetdeviceinfofromdevptr(dev,&devinfo);
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printf("\n\n======= new device found========\n");
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apbprintdeviceinfo(devinfo);
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}
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dev += 1;
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if(dev->bar == fisrtBAR)
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break;
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}
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}
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