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Annotation of embedaddon/pciutils/lib/i386-io-sunos.h, revision 1.1

1.1     ! misho       1: /*
        !             2:  *     The PCI Library -- Access to i386 I/O ports on Solaris
        !             3:  *
        !             4:  *     Copyright (c) 2003 Bill Moore <billm@eng.sun.com>
        !             5:  *     Copyright (c) 2003--2006 Martin Mares <mj@ucw.cz>
        !             6:  *
        !             7:  *     Can be freely distributed and used under the terms of the GNU GPL.
        !             8:  */
        !             9: 
        !            10: #include <sys/sysi86.h>
        !            11: #include <sys/psw.h>
        !            12: 
        !            13: static int
        !            14: intel_setup_io(struct pci_access *a UNUSED)
        !            15: {
        !            16:   return (sysi86(SI86V86, V86SC_IOPL, PS_IOPL) < 0) ? 0 : 1;
        !            17: }
        !            18: 
        !            19: static inline int
        !            20: intel_cleanup_io(struct pci_access *a UNUSED)
        !            21: {
        !            22:   /* FIXME: How to switch off I/O port access? */
        !            23:   return 1;
        !            24: }
        !            25: 
        !            26: static inline u8
        !            27: inb (u16 port)
        !            28: {
        !            29:   u8 v;
        !            30:   __asm__ __volatile__ ("inb (%w1)":"=a" (v):"Nd" (port));
        !            31:   return v;
        !            32: }
        !            33: 
        !            34: static inline u16
        !            35: inw (u16 port)
        !            36: {
        !            37:   u16 v;
        !            38:   __asm__ __volatile__ ("inw (%w1)":"=a" (v):"Nd" (port));
        !            39:   return v;
        !            40: }
        !            41: 
        !            42: static inline u32
        !            43: inl (u16 port)
        !            44: {
        !            45:   u32 v;
        !            46:   __asm__ __volatile__ ("inl (%w1)":"=a" (v):"Nd" (port));
        !            47:   return v;
        !            48: }
        !            49: 
        !            50: static inline void
        !            51: outb (u8 value, u16 port)
        !            52: {
        !            53:   __asm__ __volatile__ ("outb (%w1)": :"a" (value), "Nd" (port));
        !            54: }
        !            55: 
        !            56: static inline void
        !            57: outw (u16 value, u16 port)
        !            58: {
        !            59:   __asm__ __volatile__ ("outw (%w1)": :"a" (value), "Nd" (port));
        !            60: }
        !            61: 
        !            62: static inline void
        !            63: outl (u32 value, u16 port)
        !            64: {
        !            65:   __asm__ __volatile__ ("outl (%w1)": :"a" (value), "Nd" (port));
        !            66: }