| /* |
| * The PCI Library -- Access to i386 I/O ports on Solaris |
| * |
| * Copyright (c) 2003 Bill Moore <billm@eng.sun.com> |
| * Copyright (c) 2003--2006 Martin Mares <mj@ucw.cz> |
| * |
| * Can be freely distributed and used under the terms of the GNU GPL. |
| */ |
| |
| #include <sys/sysi86.h> |
| #include <sys/psw.h> |
| |
| static int |
| intel_setup_io(struct pci_access *a UNUSED) |
| { |
| return (sysi86(SI86V86, V86SC_IOPL, PS_IOPL) < 0) ? 0 : 1; |
| } |
| |
| static inline int |
| intel_cleanup_io(struct pci_access *a UNUSED) |
| { |
| /* FIXME: How to switch off I/O port access? */ |
| return 1; |
| } |
| |
| static inline u8 |
| inb (u16 port) |
| { |
| u8 v; |
| __asm__ __volatile__ ("inb (%w1)":"=a" (v):"Nd" (port)); |
| return v; |
| } |
| |
| static inline u16 |
| inw (u16 port) |
| { |
| u16 v; |
| __asm__ __volatile__ ("inw (%w1)":"=a" (v):"Nd" (port)); |
| return v; |
| } |
| |
| static inline u32 |
| inl (u16 port) |
| { |
| u32 v; |
| __asm__ __volatile__ ("inl (%w1)":"=a" (v):"Nd" (port)); |
| return v; |
| } |
| |
| static inline void |
| outb (u8 value, u16 port) |
| { |
| __asm__ __volatile__ ("outb (%w1)": :"a" (value), "Nd" (port)); |
| } |
| |
| static inline void |
| outw (u16 value, u16 port) |
| { |
| __asm__ __volatile__ ("outw (%w1)": :"a" (value), "Nd" (port)); |
| } |
| |
| static inline void |
| outl (u32 value, u16 port) |
| { |
| __asm__ __volatile__ ("outl (%w1)": :"a" (value), "Nd" (port)); |
| } |
| |
| static inline void intel_io_lock(void) |
| { |
| } |
| |
| static inline void intel_io_unlock(void) |
| { |
| } |