Viewing file:  linsys.c (2.91 KB) -rw-r--r--
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/*
* Copyright (C) Eicon Technology Corporation, 2000.
*
* Eicon File Revision : 1.10
*
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*
*/
#include <linux/sched.h>
#undef N_DATA
#include <linux/tqueue.h>
#include <linux/smp.h>
struct pt_regs;
#include <linux/interrupt.h>
#include <linux/ioport.h>
#include "sys.h"
#include "divas.h"
#include "adapter.h"
#include "divalog.h"
#include "uxio.h"
int Divas4BRIInitPCI(card_t *card, dia_card_t *cfg)
{
/* Use UxPciConfigWrite routines to initialise PCI config space */
/* wPCIcommand = 0x03;
cm_write_devconfig16(CMKey, PCI_COMMAND, &wPCIcommand);
wPCIcommand = 0x280;
cm_write_devconfig16(CMKey, PCI_STATUS, &wPCIcommand);
bPCIcommand = 0x30;
cm_write_devconfig16(CMKey, PCI_STATUS, &wPCIcommand);
*/
return 0;
}
int DivasPRIInitPCI(card_t *card, dia_card_t *cfg)
{
/* Use UxPciConfigWrite routines to initialise PCI config space */
/* wPCIcommand = 0x03;
cm_write_devconfig16(CMKey, PCI_COMMAND, &wPCIcommand);
wPCIcommand = 0x280;
cm_write_devconfig16(CMKey, PCI_STATUS, &wPCIcommand);
bPCIcommand = 0x30;
cm_write_devconfig8(CMKey, PCI_LATENCY, &bPCIcommand);*/
return 0;
}
int DivasBRIInitPCI(card_t *card, dia_card_t *cfg)
{
/* Need to set these platform dependent values after patching */
card->hw->reset_base = card->cfg.reset_base;
card->hw->io_base = card->cfg.io_base;
request_region(card->hw->reset_base,0x80,"Divas");
request_region(card->hw->io_base,0x20,"Divas");
/* Same as for PRI */
return DivasPRIInitPCI(card, cfg);
}
/* ######################### Stubs of routines that are not done yet ################## */
/*void DivasLogIdi(card_t *card, ENTITY *e, int request)
{
}
*/
int DivasDpcSchedule(void)
{
static struct tq_struct DivasTask;
DivasTask.routine = DivasDoDpc;
DivasTask.data = (void *) 0;
queue_task(&DivasTask, &tq_immediate);
mark_bh(IMMEDIATE_BH);
return 0;
}
int DivasScheduleRequestDpc(void)
{
static struct tq_struct DivasTask;
DivasTask.routine = DivasDoRequestDpc;
DivasTask.data = (void *) 0;
queue_task(&DivasTask, &tq_immediate);
mark_bh(IMMEDIATE_BH);
return 0;
}
void DivasLogAdd(void *buffer, int length)
{
static
boolean_t overflow = FALSE;
static
boolean_t busy = FALSE;
/* make sure we're not interrupting ourselves */
if (busy)
{
printk(KERN_DEBUG "Divas: Logging interrupting self !\n");
return;
}
busy = TRUE;
/* ignore call if daemon isn't running and we've reached limit */
if (DivasLogFifoFull())
{
if (!overflow)
{
printk(KERN_DEBUG "Divas: Trace buffer full\n");
overflow = TRUE;
}
busy = FALSE;
return;
}
DivasLogFifoWrite(buffer, length);
busy = FALSE;
return;
}
/* #################################################################################### */
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