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/*
* Copyright (C) Eicon Technology Corporation, 2000.
*
* Eicon File Revision : 1.9
*
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*
*/
#include <linux/fs.h>
#undef N_DATA /* Because we have our own definition */
#include <asm/segment.h>
#include <asm/io.h>
#include "sys.h"
#include "idi.h"
#include "constant.h"
#include "divas.h"
#undef ID_MASK
#include "pc.h"
#include "pr_pc.h"
#include "adapter.h"
#include "uxio.h"
#include <linux/pci.h>
#include <linux/kernel.h>
#include <linux/ioport.h>
struct file_operations Divas_fops;
int Divas_major;
extern int do_ioctl(struct inode *pDivasInode, struct file *pDivasFile,
unsigned int command, unsigned long arg);
extern unsigned int do_poll(struct file *pFile, struct poll_table_struct *pPollTable);
extern ssize_t do_read(struct file *pFile, char *pUserBuffer, size_t BufferSize, loff_t *pOffset);
extern int do_open(struct inode *, struct file *);
extern int do_release(struct inode *, struct file *);
int FPGA_Done=0;
int DivasCardsDiscover(void)
{
word wNumCards = 0, wDeviceIndex = 0;
byte byBus, byFunc;
word wPCIConsultation, PCItmp;
dword j, i;
unsigned int PCIserial;
dia_card_t Card;
byte *b;
while (wDeviceIndex < 10)
{
wPCIConsultation = pcibios_find_device(PCI_VENDOR_ID_EICON,
PCI_DEVICE_ID_EICON_MAESTRAQ,
wDeviceIndex,
&byBus, &byFunc);
if (wPCIConsultation == PCIBIOS_SUCCESSFUL)
{
dword dwRAM, dwDivasIOBase, dwCFG, dwCTL;
byte byIRQ;
printk(KERN_DEBUG "Divas: DIVA Server 4BRI Found\n");
pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_2,(unsigned int *) &dwRAM);
dwRAM &= 0xFFC00000;
pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_1,(unsigned int *) &dwDivasIOBase);
dwDivasIOBase &= 0xFFFFFF00;
pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_0,(unsigned int *) &dwCFG);
dwCFG &= 0xFFFFFF00;
pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_3,(unsigned int *) &dwCTL);
dwCTL &= 0xFFFFE000;
pcibios_read_config_byte(byBus, byFunc, PCI_INTERRUPT_LINE, &byIRQ);
/* Retrieve the serial number */
pcibios_write_config_word(byBus,byFunc,0x4E,0x00FC);
for (j=0, PCItmp=0; j<10000 && !PCItmp; j++)
{
pcibios_read_config_word(byBus,byFunc,0x4E, &PCItmp);
PCItmp &= 0x8000; // extract done flag
}
pcibios_read_config_dword(byBus,byFunc,0x50, &PCIserial);
Card.memory[DIVAS_RAM_MEMORY] = ioremap(dwRAM, 0x400000);
Card.memory[DIVAS_CTL_MEMORY] = ioremap(dwCTL, 0x2000);
Card.memory[DIVAS_CFG_MEMORY] = ioremap(dwCFG, 0x100);
Card.io_base=dwDivasIOBase;
Card.irq = byIRQ;
Card.card_type = DIA_CARD_TYPE_DIVA_SERVER_Q;
Card.bus_type = DIA_BUS_TYPE_PCI;
FPGA_Done = 0;
/* Create four virtual card structures as we want to treat
the 4Bri card as 4 Bri cards*/
for(i=0;i<4;i++)
{
b=Card.memory[DIVAS_RAM_MEMORY];
b+=(MQ_PROTCODE_OFFSET) * (i==0?0:1);
DPRINTF(("divas: offset = 0x%x", i* MQ_PROTCODE_OFFSET));
Card.memory[DIVAS_RAM_MEMORY]=b;
b = Card.memory[DIVAS_RAM_MEMORY];
b += MQ_SM_OFFSET;
Card.memory[DIVAS_SHARED_MEMORY] = b;
Card.bus_num = byBus;
Card.func_num = byFunc;
Card.slot = -1;
/* Fill in Name */
Card.name[0] = 'D';
Card.name[1] = 'I';
Card.name[2] = 'V';
Card.name[3] = 'A';
Card.name[4] = 'S';
Card.name[5] = 'Q';
Card.name[6] = '0' + i;
Card.name[7] = '\0';
Card.serial = PCIserial;
Card.card_id = wNumCards;
if (DivasCardNew(&Card) != 0)
{
// Force for loop to terminate
i = 4;
continue;
}
wNumCards++;
}//for
}
wDeviceIndex++;
}
wDeviceIndex = 0;
while (wDeviceIndex < 10)
{
wPCIConsultation = pcibios_find_device(PCI_VENDOR_ID_EICON,
PCI_DEVICE_ID_EICON_MAESTRA,
wDeviceIndex,
&byBus, &byFunc);
if (wPCIConsultation == PCIBIOS_SUCCESSFUL)
{
dword dwPLXIOBase, dwDivasIOBase;
byte byIRQ;
printk(KERN_DEBUG "Divas: DIVA Server BRI (S/T) Found\n");
pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_1, (unsigned int *) &dwPLXIOBase);
dwPLXIOBase &= 0xFFFFFF80;
pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_2, (unsigned int *) &dwDivasIOBase);
dwDivasIOBase &= 0xFFFFFFFC;
pcibios_read_config_byte(byBus, byFunc, PCI_INTERRUPT_LINE, &byIRQ);
Card.card_id = wNumCards;
Card.card_type = DIA_CARD_TYPE_DIVA_SERVER_B;
Card.bus_type = DIA_BUS_TYPE_PCI;
Card.irq = byIRQ;
Card.reset_base = dwPLXIOBase;
Card.io_base = dwDivasIOBase;
Card.bus_num = byBus;
Card.func_num = byFunc;
Card.slot = -1;
Card.name[0] = 'D';
Card.name[1] = 'I';
Card.name[2] = 'V';
Card.name[3] = 'A';
Card.name[4] = 'S';
Card.name[5] = 'B';
Card.name[6] = '\0';
if (check_region(Card.io_base, 0x20))
{
printk(KERN_WARNING "Divas: DIVA I/O Base already in use 0x%x-0x%x\n", Card.io_base, Card.io_base + 0x1F);
wDeviceIndex++;
continue;
}
if (check_region(Card.reset_base, 0x80))
{
printk(KERN_WARNING "Divas: PLX I/O Base already in use 0x%x-0x%x\n", Card.reset_base, Card.reset_base + 0x7F);
wDeviceIndex++;
continue;
}
if (DivasCardNew(&Card) != 0)
{
wDeviceIndex++;
continue;
}
wNumCards++;
}
wPCIConsultation = pcibios_find_device(PCI_VENDOR_ID_EICON,
PCI_DEVICE_ID_EICON_MAESTRAQ_U,
wDeviceIndex,
&byBus, &byFunc);
if (wPCIConsultation == PCIBIOS_SUCCESSFUL)
{
dword dwPLXIOBase, dwDivasIOBase;
byte byIRQ;
printk(KERN_DEBUG "Divas: DIVA Server BRI (U) Found\n");
pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_1, (unsigned int *) &dwPLXIOBase);
dwPLXIOBase &= 0xFFFFFF80;
pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_2, (unsigned int *) &dwDivasIOBase);
dwDivasIOBase &= 0xFFFFFFFC;
pcibios_read_config_byte(byBus, byFunc, PCI_INTERRUPT_LINE, &byIRQ);
Card.card_id = wNumCards;
Card.card_type = DIA_CARD_TYPE_DIVA_SERVER_B;
Card.bus_type = DIA_BUS_TYPE_PCI;
Card.irq = byIRQ;
Card.reset_base = dwPLXIOBase;
Card.io_base = dwDivasIOBase;
Card.bus_num = byBus;
Card.func_num = byFunc;
Card.slot = -1;
Card.name[0] = 'D';
Card.name[1] = 'I';
Card.name[2] = 'V';
Card.name[3] = 'A';
Card.name[4] = 'S';
Card.name[5] = 'B';
Card.name[6] = '\0';
if (check_region(Card.io_base, 0x20))
{
printk(KERN_WARNING "Divas: DIVA I/O Base already in use 0x%x-0x%x\n", Card.io_base, Card.io_base + 0x1F);
wDeviceIndex++;
continue;
}
if (check_region(Card.reset_base, 0x80))
{
printk(KERN_WARNING "Divas: PLX I/O Base already in use 0x%x-0x%x\n", Card.reset_base, Card.reset_base + 0x7F);
wDeviceIndex++;
continue;
}
if (DivasCardNew(&Card) != 0)
{
wDeviceIndex++;
continue;
}
wNumCards++;
}
wDeviceIndex++;
}
wDeviceIndex = 0;
while (wDeviceIndex < 10)
{
wPCIConsultation = pcibios_find_device(PCI_VENDOR_ID_EICON,
PCI_DEVICE_ID_EICON_MAESTRAP,
wDeviceIndex,
&byBus, &byFunc);
if (wPCIConsultation == PCIBIOS_SUCCESSFUL)
{
dword dwRAM, dwREG, dwCFG;
byte byIRQ;
printk(KERN_DEBUG "Divas: DIVA Server PRI Found\n");
pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_0, (unsigned int *) &dwRAM);
dwRAM &= 0xFFFFF000;
pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_2, (unsigned int *) &dwREG);
dwREG &= 0xFFFFF000;
pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_4, (unsigned int *) &dwCFG);
dwCFG &= 0xFFFFF000;
pcibios_read_config_byte(byBus, byFunc, PCI_INTERRUPT_LINE, &byIRQ);
Card.memory[DIVAS_RAM_MEMORY] = ioremap(dwRAM, 0x10000);
Card.memory[DIVAS_REG_MEMORY] = ioremap(dwREG, 0x4000);
Card.memory[DIVAS_CFG_MEMORY] = ioremap(dwCFG, 0x1000);
Card.memory[DIVAS_SHARED_MEMORY] = Card.memory[DIVAS_RAM_MEMORY] + DIVAS_SHARED_OFFSET;
/* pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_1, (unsigned int *) &dwPLXIOBase);
dwPLXIOBase &= 0xFFFFFFFc;
pcibios_read_config_dword(byBus, byFunc, PCI_BASE_ADDRESS_2, (unsigned int *) &dwDivasIOBase);
dwDivasIOBase &= 0xFFFFFF80;
pcibios_read_config_byte(byBus, byFunc, PCI_INTERRUPT_LINE, &byIRQ);
*/
Card.card_id = wNumCards;
Card.card_type = DIA_CARD_TYPE_DIVA_SERVER;
Card.bus_type = DIA_BUS_TYPE_PCI;
Card.irq = byIRQ;
/* Card.reset_base = dwPLXIOBase;
Card.io_base = dwDivasIOBase;*/
Card.bus_num = byBus;
Card.func_num = byFunc;
Card.slot = -1;
Card.name[0] = 'D';
Card.name[1] = 'I';
Card.name[2] = 'V';
Card.name[3] = 'A';
Card.name[4] = 'S';
Card.name[5] = 'P';
Card.name[6] = '\0';
if (DivasCardNew(&Card) != 0)
{
wDeviceIndex++;
continue;
}
wNumCards++;
}
wDeviceIndex++;
}
printk(KERN_INFO "Divas: %d cards detected\n", wNumCards);
if(wNumCards == 0)
{
return -1;
}
Divas_fops.ioctl = do_ioctl;
Divas_fops.poll = do_poll;
Divas_fops.read = do_read;
Divas_fops.open = do_open;
Divas_fops.release = do_release;
Divas_major = register_chrdev(0, "Divas", &Divas_fops);
if (Divas_major < 0)
{
printk(KERN_WARNING "Divas: Unable to register character driver\n");
return -1;
}
return 0;
}
/* Error return -1 */
int DivasConfigGet(dia_card_t *card)
{
/* Retrieve Config from O/S? Not in Linux */
return 0;
}
dia_config_t *DivasConfig(card_t *card, dia_config_t *config)
{
/* If config retrieved from OS then copy the data into a dia_config_t structure here
and return the pointer here. If the config 'came from above' then just
return config;
*/
return config;
}
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