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1275 |
phoenix |
/*
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* Copyright (C) Eicon Technology Corporation, 2000.
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*
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* Eicon File Revision : 1.9
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*
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* This software may be used and distributed according to the terms
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* of the GNU General Public License, incorporated herein by reference.
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*
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*/
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#include <linux/fs.h>
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#undef N_DATA /* Because we have our own definition */
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#include <asm/segment.h>
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#include <asm/io.h>
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#include "sys.h"
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#include "idi.h"
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#include "constant.h"
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#include "divas.h"
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#undef ID_MASK
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#include "pc.h"
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#include "pr_pc.h"
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#include "adapter.h"
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#include "uxio.h"
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#include <linux/pci.h>
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#include <linux/kernel.h>
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#include <linux/ioport.h>
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struct file_operations Divas_fops;
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int Divas_major;
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extern int do_ioctl(struct inode *pDivasInode, struct file *pDivasFile,
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unsigned int command, unsigned long arg);
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extern unsigned int do_poll(struct file *pFile, struct poll_table_struct *pPollTable);
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extern ssize_t do_read(struct file *pFile, char *pUserBuffer, size_t BufferSize, loff_t *pOffset);
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extern int do_open(struct inode *, struct file *);
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extern int do_release(struct inode *, struct file *);
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int FPGA_Done=0;
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int DivasCardsDiscover(void)
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{
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word wNumCards = 0, wDeviceIndex = 0;
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byte byBus, byFunc;
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word wPCIConsultation, PCItmp;
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dword j, i;
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unsigned int PCIserial;
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dia_card_t Card;
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byte *b;
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while (wDeviceIndex < 10)
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{
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wPCIConsultation = pcibios_find_device(PCI_VENDOR_ID_EICON,
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PCI_DEVICE_ID_EICON_MAESTRAQ,
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wDeviceIndex,
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&byBus, &byFunc);
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if (wPCIConsultation == PCIBIOS_SUCCESSFUL)
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{
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dword dwRAM, dwDivasIOBase, dwCFG, dwCTL;
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byte byIRQ;
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printk(KERN_DEBUG "Divas: DIVA Server 4BRI Found\n");
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pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_2,(unsigned int *) &dwRAM);
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dwRAM &= 0xFFC00000;
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pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_1,(unsigned int *) &dwDivasIOBase);
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dwDivasIOBase &= 0xFFFFFF00;
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pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_0,(unsigned int *) &dwCFG);
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dwCFG &= 0xFFFFFF00;
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pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_3,(unsigned int *) &dwCTL);
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dwCTL &= 0xFFFFE000;
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pcibios_read_config_byte(byBus, byFunc, PCI_INTERRUPT_LINE, &byIRQ);
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/* Retrieve the serial number */
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pcibios_write_config_word(byBus,byFunc,0x4E,0x00FC);
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for (j=0, PCItmp=0; j<10000 && !PCItmp; j++)
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{
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pcibios_read_config_word(byBus,byFunc,0x4E, &PCItmp);
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PCItmp &= 0x8000; // extract done flag
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}
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pcibios_read_config_dword(byBus,byFunc,0x50, &PCIserial);
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Card.memory[DIVAS_RAM_MEMORY] = ioremap(dwRAM, 0x400000);
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Card.memory[DIVAS_CTL_MEMORY] = ioremap(dwCTL, 0x2000);
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Card.memory[DIVAS_CFG_MEMORY] = ioremap(dwCFG, 0x100);
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Card.io_base=dwDivasIOBase;
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Card.irq = byIRQ;
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Card.card_type = DIA_CARD_TYPE_DIVA_SERVER_Q;
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Card.bus_type = DIA_BUS_TYPE_PCI;
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FPGA_Done = 0;
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/* Create four virtual card structures as we want to treat
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the 4Bri card as 4 Bri cards*/
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for(i=0;i<4;i++)
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{
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b=Card.memory[DIVAS_RAM_MEMORY];
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b+=(MQ_PROTCODE_OFFSET) * (i==0?0:1);
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DPRINTF(("divas: offset = 0x%x", i* MQ_PROTCODE_OFFSET));
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Card.memory[DIVAS_RAM_MEMORY]=b;
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b = Card.memory[DIVAS_RAM_MEMORY];
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b += MQ_SM_OFFSET;
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Card.memory[DIVAS_SHARED_MEMORY] = b;
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Card.bus_num = byBus;
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Card.func_num = byFunc;
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Card.slot = -1;
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/* Fill in Name */
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Card.name[0] = 'D';
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Card.name[1] = 'I';
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Card.name[2] = 'V';
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Card.name[3] = 'A';
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Card.name[4] = 'S';
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Card.name[5] = 'Q';
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Card.name[6] = '0' + i;
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Card.name[7] = '\0';
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Card.serial = PCIserial;
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Card.card_id = wNumCards;
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if (DivasCardNew(&Card) != 0)
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{
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// Force for loop to terminate
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i = 4;
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continue;
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}
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wNumCards++;
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}//for
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}
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wDeviceIndex++;
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}
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wDeviceIndex = 0;
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while (wDeviceIndex < 10)
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{
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wPCIConsultation = pcibios_find_device(PCI_VENDOR_ID_EICON,
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PCI_DEVICE_ID_EICON_MAESTRA,
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wDeviceIndex,
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&byBus, &byFunc);
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if (wPCIConsultation == PCIBIOS_SUCCESSFUL)
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{
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dword dwPLXIOBase, dwDivasIOBase;
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byte byIRQ;
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printk(KERN_DEBUG "Divas: DIVA Server BRI (S/T) Found\n");
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pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_1, (unsigned int *) &dwPLXIOBase);
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dwPLXIOBase &= 0xFFFFFF80;
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pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_2, (unsigned int *) &dwDivasIOBase);
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dwDivasIOBase &= 0xFFFFFFFC;
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pcibios_read_config_byte(byBus, byFunc, PCI_INTERRUPT_LINE, &byIRQ);
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Card.card_id = wNumCards;
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Card.card_type = DIA_CARD_TYPE_DIVA_SERVER_B;
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Card.bus_type = DIA_BUS_TYPE_PCI;
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Card.irq = byIRQ;
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Card.reset_base = dwPLXIOBase;
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Card.io_base = dwDivasIOBase;
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Card.bus_num = byBus;
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Card.func_num = byFunc;
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Card.slot = -1;
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Card.name[0] = 'D';
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Card.name[1] = 'I';
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Card.name[2] = 'V';
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Card.name[3] = 'A';
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Card.name[4] = 'S';
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Card.name[5] = 'B';
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Card.name[6] = '\0';
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if (check_region(Card.io_base, 0x20))
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{
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printk(KERN_WARNING "Divas: DIVA I/O Base already in use 0x%x-0x%x\n", Card.io_base, Card.io_base + 0x1F);
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wDeviceIndex++;
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continue;
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}
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if (check_region(Card.reset_base, 0x80))
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{
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printk(KERN_WARNING "Divas: PLX I/O Base already in use 0x%x-0x%x\n", Card.reset_base, Card.reset_base + 0x7F);
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wDeviceIndex++;
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continue;
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}
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if (DivasCardNew(&Card) != 0)
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{
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wDeviceIndex++;
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continue;
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}
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wNumCards++;
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}
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wPCIConsultation = pcibios_find_device(PCI_VENDOR_ID_EICON,
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PCI_DEVICE_ID_EICON_MAESTRAQ_U,
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wDeviceIndex,
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&byBus, &byFunc);
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if (wPCIConsultation == PCIBIOS_SUCCESSFUL)
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{
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dword dwPLXIOBase, dwDivasIOBase;
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byte byIRQ;
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printk(KERN_DEBUG "Divas: DIVA Server BRI (U) Found\n");
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pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_1, (unsigned int *) &dwPLXIOBase);
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dwPLXIOBase &= 0xFFFFFF80;
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pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_2, (unsigned int *) &dwDivasIOBase);
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dwDivasIOBase &= 0xFFFFFFFC;
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pcibios_read_config_byte(byBus, byFunc, PCI_INTERRUPT_LINE, &byIRQ);
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Card.card_id = wNumCards;
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Card.card_type = DIA_CARD_TYPE_DIVA_SERVER_B;
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Card.bus_type = DIA_BUS_TYPE_PCI;
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Card.irq = byIRQ;
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Card.reset_base = dwPLXIOBase;
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Card.io_base = dwDivasIOBase;
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Card.bus_num = byBus;
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Card.func_num = byFunc;
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Card.slot = -1;
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Card.name[0] = 'D';
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Card.name[1] = 'I';
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Card.name[2] = 'V';
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Card.name[3] = 'A';
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Card.name[4] = 'S';
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Card.name[5] = 'B';
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Card.name[6] = '\0';
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if (check_region(Card.io_base, 0x20))
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{
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printk(KERN_WARNING "Divas: DIVA I/O Base already in use 0x%x-0x%x\n", Card.io_base, Card.io_base + 0x1F);
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wDeviceIndex++;
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continue;
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}
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| 258 |
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| 259 |
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if (check_region(Card.reset_base, 0x80))
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| 260 |
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{
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printk(KERN_WARNING "Divas: PLX I/O Base already in use 0x%x-0x%x\n", Card.reset_base, Card.reset_base + 0x7F);
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wDeviceIndex++;
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| 263 |
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continue;
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| 264 |
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}
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| 265 |
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| 266 |
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if (DivasCardNew(&Card) != 0)
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| 267 |
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{
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| 268 |
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wDeviceIndex++;
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| 269 |
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continue;
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| 270 |
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}
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| 271 |
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wNumCards++;
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| 272 |
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}
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| 273 |
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| 274 |
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wDeviceIndex++;
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| 275 |
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}
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| 276 |
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| 277 |
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wDeviceIndex = 0;
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| 278 |
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| 279 |
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while (wDeviceIndex < 10)
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| 280 |
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{
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| 281 |
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wPCIConsultation = pcibios_find_device(PCI_VENDOR_ID_EICON,
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| 282 |
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PCI_DEVICE_ID_EICON_MAESTRAP,
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| 283 |
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wDeviceIndex,
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| 284 |
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&byBus, &byFunc);
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| 285 |
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|
| 286 |
|
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if (wPCIConsultation == PCIBIOS_SUCCESSFUL)
|
| 287 |
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{
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| 288 |
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dword dwRAM, dwREG, dwCFG;
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| 289 |
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byte byIRQ;
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| 290 |
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| 291 |
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printk(KERN_DEBUG "Divas: DIVA Server PRI Found\n");
|
| 292 |
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| 293 |
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pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_0, (unsigned int *) &dwRAM);
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| 294 |
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dwRAM &= 0xFFFFF000;
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| 295 |
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| 296 |
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pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_2, (unsigned int *) &dwREG);
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| 297 |
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dwREG &= 0xFFFFF000;
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| 298 |
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| 299 |
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pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_4, (unsigned int *) &dwCFG);
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| 300 |
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dwCFG &= 0xFFFFF000;
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| 301 |
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| 302 |
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pcibios_read_config_byte(byBus, byFunc, PCI_INTERRUPT_LINE, &byIRQ);
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| 303 |
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| 304 |
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Card.memory[DIVAS_RAM_MEMORY] = ioremap(dwRAM, 0x10000);
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| 305 |
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Card.memory[DIVAS_REG_MEMORY] = ioremap(dwREG, 0x4000);
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| 306 |
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Card.memory[DIVAS_CFG_MEMORY] = ioremap(dwCFG, 0x1000);
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| 307 |
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Card.memory[DIVAS_SHARED_MEMORY] = Card.memory[DIVAS_RAM_MEMORY] + DIVAS_SHARED_OFFSET;
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| 308 |
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| 309 |
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/* pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_1, (unsigned int *) &dwPLXIOBase);
|
| 310 |
|
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dwPLXIOBase &= 0xFFFFFFFc;
|
| 311 |
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|
| 312 |
|
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pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_2, (unsigned int *) &dwDivasIOBase);
|
| 313 |
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dwDivasIOBase &= 0xFFFFFF80;
|
| 314 |
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|
| 315 |
|
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pcibios_read_config_byte(byBus, byFunc, PCI_INTERRUPT_LINE, &byIRQ);
|
| 316 |
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*/
|
| 317 |
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Card.card_id = wNumCards;
|
| 318 |
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Card.card_type = DIA_CARD_TYPE_DIVA_SERVER;
|
| 319 |
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Card.bus_type = DIA_BUS_TYPE_PCI;
|
| 320 |
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Card.irq = byIRQ;
|
| 321 |
|
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/* Card.reset_base = dwPLXIOBase;
|
| 322 |
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Card.io_base = dwDivasIOBase;*/
|
| 323 |
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Card.bus_num = byBus;
|
| 324 |
|
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Card.func_num = byFunc;
|
| 325 |
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Card.slot = -1;
|
| 326 |
|
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Card.name[0] = 'D';
|
| 327 |
|
|
Card.name[1] = 'I';
|
| 328 |
|
|
Card.name[2] = 'V';
|
| 329 |
|
|
Card.name[3] = 'A';
|
| 330 |
|
|
Card.name[4] = 'S';
|
| 331 |
|
|
Card.name[5] = 'P';
|
| 332 |
|
|
Card.name[6] = '\0';
|
| 333 |
|
|
|
| 334 |
|
|
if (DivasCardNew(&Card) != 0)
|
| 335 |
|
|
{
|
| 336 |
|
|
wDeviceIndex++;
|
| 337 |
|
|
continue;
|
| 338 |
|
|
}
|
| 339 |
|
|
wNumCards++;
|
| 340 |
|
|
}
|
| 341 |
|
|
|
| 342 |
|
|
wDeviceIndex++;
|
| 343 |
|
|
}
|
| 344 |
|
|
|
| 345 |
|
|
|
| 346 |
|
|
printk(KERN_INFO "Divas: %d cards detected\n", wNumCards);
|
| 347 |
|
|
|
| 348 |
|
|
if(wNumCards == 0)
|
| 349 |
|
|
{
|
| 350 |
|
|
return -1;
|
| 351 |
|
|
}
|
| 352 |
|
|
|
| 353 |
|
|
Divas_fops.ioctl = do_ioctl;
|
| 354 |
|
|
Divas_fops.poll = do_poll;
|
| 355 |
|
|
Divas_fops.read = do_read;
|
| 356 |
|
|
Divas_fops.open = do_open;
|
| 357 |
|
|
Divas_fops.release = do_release;
|
| 358 |
|
|
|
| 359 |
|
|
Divas_major = register_chrdev(0, "Divas", &Divas_fops);
|
| 360 |
|
|
|
| 361 |
|
|
if (Divas_major < 0)
|
| 362 |
|
|
{
|
| 363 |
|
|
printk(KERN_WARNING "Divas: Unable to register character driver\n");
|
| 364 |
|
|
return -1;
|
| 365 |
|
|
}
|
| 366 |
|
|
|
| 367 |
|
|
return 0;
|
| 368 |
|
|
}
|
| 369 |
|
|
|
| 370 |
|
|
/* Error return -1 */
|
| 371 |
|
|
int DivasConfigGet(dia_card_t *card)
|
| 372 |
|
|
{
|
| 373 |
|
|
/* Retrieve Config from O/S? Not in Linux */
|
| 374 |
|
|
return 0;
|
| 375 |
|
|
}
|
| 376 |
|
|
|
| 377 |
|
|
dia_config_t *DivasConfig(card_t *card, dia_config_t *config)
|
| 378 |
|
|
{
|
| 379 |
|
|
/* If config retrieved from OS then copy the data into a dia_config_t structure here
|
| 380 |
|
|
and return the pointer here. If the config 'came from above' then just
|
| 381 |
|
|
|
| 382 |
|
|
return config;
|
| 383 |
|
|
*/
|
| 384 |
|
|
|
| 385 |
|
|
return config;
|
| 386 |
|
|
}
|
| 387 |
|
|
|
