arch/all-pc/kernel/allocirq.c

   1 /*
   2     Copyright © 2017, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <aros/kernel.h>
   7
   8 #include <kernel_base.h>
   9 #include <kernel_debug.h>
  10
  11 #include <proto/kernel.h>
  12
  13 #define D(x)
  14
  15 AROS_LH2(ULONG, KrnAllocIRQ,
  16         AROS_LHA(ULONG, irq_type, D0),
  17         AROS_LHA(ULONG, count, D1),
  18         struct KernelBase *, KernelBase, 38, Kernel)
  19 {
  20     AROS_LIBFUNC_INIT
  21
  22     struct PlatformData *pdata = KernelBase->kb_PlatformData;
  23     ULONG irqID = (ULONG)-1;
  24
  25     D(bug("[KRN] KrnAllocIRQ(%08x):\n", irq_type));
  26
  27     if ((irq_type == IRQTYPE_MSI) && (pdata->kb_PDFlags & PLATFORMF_HAVEMSI))
  28     {
  29         D(bug("[KRN] KrnAllocIRQ: Attempting to allocate MSI Interrupt...\n"));
  30         irqID = core_APIC_AllocMSI(count);
  31     }
  32     return irqID;
  33
  34     AROS_LIBFUNC_EXIT
  35 }