diff options
Diffstat (limited to 'lib/i386-io-beos.h')
-rw-r--r-- | lib/i386-io-beos.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/lib/i386-io-beos.h b/lib/i386-io-beos.h new file mode 100644 index 0000000..dac0e4b --- /dev/null +++ b/lib/i386-io-beos.h @@ -0,0 +1,68 @@ +/* + * The PCI Library -- Access to i386 I/O ports on BeOS + * + * Copyright (c) 2009 Francois Revol <revol@free.fr> + * + * Can be freely distributed and used under the terms of the GNU GPL v2+ + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +/* those are private syscalls */ +extern int read_isa_io(int pci_bus, void *addr, int size); +extern int write_isa_io(int pci_bus, void *addr, int size, u32 value); + +static int +intel_setup_io(struct pci_access *a UNUSED) +{ + return 1; +} + +static inline void +intel_cleanup_io(struct pci_access *a UNUSED) +{ +} + +static inline u8 +intel_inb (u16 port) +{ + return (u8)read_isa_io(0, (void *)(u32)port, sizeof(u8)); +} + +static inline u16 +intel_inw (u16 port) +{ + return (u16)read_isa_io(0, (void *)(u32)port, sizeof(u16)); +} + +static inline u32 +intel_inl (u16 port) +{ + return (u32)read_isa_io(0, (void *)(u32)port, sizeof(u32)); +} + +static inline void +intel_outb (u8 value, u16 port) +{ + write_isa_io(0, (void *)(u32)port, sizeof(value), value); +} + +static inline void +intel_outw (u16 value, u16 port) +{ + write_isa_io(0, (void *)(u32)port, sizeof(value), value); +} + +static inline void +intel_outl (u32 value, u16 port) +{ + write_isa_io(0, (void *)(u32)port, sizeof(value), value); +} + +static inline void intel_io_lock(void) +{ +} + +static inline void intel_io_unlock(void) +{ +} |