src/add-ons/kernel/drivers/graphics/radeon_hd/radeon_hd_private.h

   1 /*
   2  * Copyright 2006-2010, Haiku, Inc. All Rights Reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Axel Dörfler, axeld@pinc-software.de
   7  *              Clemens Zeidler, haiku@clemens-zeidler.de
   8  */
   9 #ifndef RADEON_RD_PRIVATE_H
  10 #define RADEON_RD_PRIVATE_H
  11
  12
  13 #include <AGP.h>
  14 #include <KernelExport.h>
  15 #include <PCI.h>
  16
  17
  18 #include "radeon_hd.h"
  19 #include "lock.h"
  20
  21
  22 // PCI Base Address Registers
  23 #define PCI_BAR_FB      0
  24
  25 #define RADEON_BIOS8(adr, v)    (adr[v])
  26 #define RADEON_BIOS16(adr, v)   ((adr[v]) | (adr[(v) + 1] << 8))
  27 #define RADEON_BIOS32(adr, v)   \
  28         ((RADEON_BIOS16(adr, v) | RADEON_BIOS16(adr, v + 2) << 16))
  29
  30
  31 struct radeon_info {
  32         int32                   open_count;
  33         status_t                init_status;
  34         int32                   id;
  35         pci_info*               pci;
  36         addr_t                  registers;
  37
  38         uint8*                  atom_buffer;    // buffer for atombios
  39
  40         area_id                 registers_area;
  41         area_id                 framebuffer_area;
  42         area_id                 rom_area;
  43
  44         struct radeon_shared_info* shared_info;
  45         area_id                 shared_area;
  46
  47         uint32                  pciID;
  48         const char*             deviceName;
  49         uint16                  chipsetID;
  50         const char*             chipsetName;
  51         uint32                  chipsetFlags;
  52         uint8                   dceMajor;
  53         uint8                   dceMinor;
  54 };
  55
  56
  57 status_t mapAtomBIOS(radeon_info &info, uint32 romBase, uint32 romSize);
  58 extern status_t radeon_hd_init(radeon_info& info);
  59 extern void radeon_hd_uninit(radeon_info& info);
  60
  61
  62 #endif  /* RADEON_RD_PRIVATE_H */