lib/i386-io-beos.h

   1 /*
   2  *      The PCI Library -- Access to i386 I/O ports on BeOS
   3  *
   4  *      Copyright (c) 2009 Francois Revol <revol@free.fr>
   5  *
   6  *      Can be freely distributed and used under the terms of the GNU GPL v2+
   7  *
   8  *      SPDX-License-Identifier: GPL-2.0-or-later
   9  */
  10
  11 /* those are private syscalls */
  12 extern int read_isa_io(int pci_bus, void *addr, int size);
  13 extern int write_isa_io(int pci_bus, void *addr, int size, u32 value);
  14
  15 static int
  16 intel_setup_io(struct pci_access *a UNUSED)
  17 {
  18   return 1;
  19 }
  20
  21 static inline void
  22 intel_cleanup_io(struct pci_access *a UNUSED)
  23 {
  24 }
  25
  26 static inline u8
  27 intel_inb (u16 port)
  28 {
  29   return (u8)read_isa_io(0, (void *)(u32)port, sizeof(u8));
  30 }
  31
  32 static inline u16
  33 intel_inw (u16 port)
  34 {
  35   return (u16)read_isa_io(0, (void *)(u32)port, sizeof(u16));
  36 }
  37
  38 static inline u32
  39 intel_inl (u16 port)
  40 {
  41   return (u32)read_isa_io(0, (void *)(u32)port, sizeof(u32));
  42 }
  43
  44 static inline void
  45 intel_outb (u8 value, u16 port)
  46 {
  47   write_isa_io(0, (void *)(u32)port, sizeof(value), value);
  48 }
  49
  50 static inline void
  51 intel_outw (u16 value, u16 port)
  52 {
  53   write_isa_io(0, (void *)(u32)port, sizeof(value), value);
  54 }
  55
  56 static inline void
  57 intel_outl (u32 value, u16 port)
  58 {
  59   write_isa_io(0, (void *)(u32)port, sizeof(value), value);
  60 }
  61
  62 static inline void intel_io_lock(void)
  63 {
  64 }
  65
  66 static inline void intel_io_unlock(void)
  67 {
  68 }