Changeset 554 for cmedia/trunk/Lib32/irq.c

Timestamp:

Jul 27, 2011, 8:04:07 PM (14 years ago)

Author:

rudi

Message:

Update to version 0.2.3

File:

• cmedia/trunk/Lib32/irq.c (modified) (1 diff)

cmedia/trunk/Lib32/irq.c

@@ -155 +155 @@
 
 
-
-
-
-
-#if     0
-
-static IRQHANDLER_INFO irqHandlers[MAX_IRQS][MAX_SHAREDIRQS] = {0};
-static ULONG           nrIrqHandlers[MAX_IRQS] = {0};
-static ULONG           eoiIrq[MAX_IRQS] = {0};
-
-//******************************************************************************
-//******************************************************************************
-int request_irq(unsigned int irq,
-                void (*handler)(int, void *, void *),
-                unsigned long x0, const char *x1, void *x2)
-{
- int i;
-        if(irq > 0xF)
-                return 0;
-
-        for(i=0;i<MAX_SHAREDIRQS;i++) {
-                if(irqHandlers[irq][i].handler == 0) {
-                        irqHandlers[irq][i].handler = handler;
-                        irqHandlers[irq][i].x0      = x0;
-                        irqHandlers[irq][i].x1      = (char *)x1;
-                        irqHandlers[irq][i].x2      = x2;
-                        nrIrqHandlers[irq]++;
-                        if(OSS32_SetIrq(irq, (ULONG)&oss_process_interrupt) == FALSE) {
-                                break;
-                        }
-                        return 0;
-                }
-        }
-        dprintf(("request_irq: Unable to register irq handler for irq %d\n", irq));
-        return 1;
-}
-//******************************************************************************
-//******************************************************************************
-void free_irq(unsigned int irq, void *userdata)
-{
- int i;
-        for(i=0;i<MAX_SHAREDIRQS;i++) {
-                if(irqHandlers[irq][i].x2 == userdata) {
-                        irqHandlers[irq][i].handler = 0;
-                        irqHandlers[irq][i].x0      = 0;
-                        irqHandlers[irq][i].x1      = 0;
-                        irqHandlers[irq][i].x2      = 0;
-                        if(--nrIrqHandlers[irq] == 0) {
-                                OSS32_FreeIrq(irq);
-                        }
-                        break;
-                }
-        }
-}
-//******************************************************************************
-//******************************************************************************
-void eoi_irq(unsigned int irq)
-{
-        if(irq > 0xf) {
-                DebugInt3();
-                return;
-        }
-        eoiIrq[irq]++;
-}
-//******************************************************************************
-//******************************************************************************
-BOOL _cdecl oss_process_interrupt(int irq)
-{
-// BOOL rc;
- int  i;
-        for(i=0;i<MAX_SHAREDIRQS;i++) {
-                if(irqHandlers[irq][i].handler != 0) {
-                        irqHandlers[irq][i].handler(irq, irqHandlers[irq][i].x2, 0);
-
-                        if( eoiIrq[irq] > 0 ) {
-                          eoiIrq[irq] = 0;      return TRUE;
-                        }
-/*
-                        rc = (eoiIrq[irq] > 0);
-                        if(rc) {
-                                eoiIrq[irq] = 0;
-                                return rc;
-                        }
-*/
-                }
-        }
-        return FALSE;
-}
-//******************************************************************************
-//******************************************************************************
-
-#endif
-