arch/m68k-amiga/hidd/pci-mediator/pci_resource.h

   1 /*
   2  * Copyright (C) 2012, The AROS Development Team
   3  * All right reserved.
   4  * Author: Jason S. McMullan <jason.mcmullan@gmail.com>
   5  *
   6  * Licensed under the AROS PUBLIC LICENSE (APL) Version 1.1
   7  */
   8
   9 #ifndef PCI_RESOURCE_H
  10 #define PCI_RESOURCE_H
  11
  12 #include <exec/types.h>
  13
  14 struct PCIResource {
  15     struct MinNode pr_Node;
  16     IPTR pr_Start, pr_End;
  17 };
  18
  19 struct MinList *CreatePCIResourceList(IPTR start, IPTR size);
  20
  21 /* Dispose of a resource list */
  22 VOID DeletePCIResourceList(struct MinList *reslist);
  23
  24 /* Add resources to a list */
  25 VOID AddPCIResource(struct MinList *reslist, IPTR start, IPTR size);
  26
  27 /* Allocates some size aligned space from the resource
  28  * list. Modifies the list (by removing the allocated chunk),
  29  * and returns the new start.
  30  *
  31  * 'size' must be a power of 2!
  32  *
  33  * Returns ~0 if no allocation was available.
  34  */
  35 IPTR AllocPCIResource(struct MinList *reslist, IPTR size);
  36
  37 #endif /* PCI_RESOURCE_H */