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4419 clevermous 1 
include 'kglobals.inc'
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PG_UNMAP            equ 0x000
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PG_MAP              equ 0x001
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PG_WRITE            equ 0x002
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PG_SW               equ 0x003
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PG_USER             equ 0x005
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PG_UW               equ 0x007
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PG_NOCACHE          equ 0x018
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PG_LARGE            equ 0x080
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PG_GLOBAL           equ 0x100
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DRV_ENTRY    equ  1
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DRV_EXIT     equ -1
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struct  LHEAD
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        next            dd ?   ;next object in list
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        prev            dd ?   ;prev object in list
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ends
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struct  MUTEX
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        lhead   LHEAD
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        count   dd ?
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ends
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struct  PCIDEV
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        bk              dd ?
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        fd              dd ?
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        vendor_device_id dd ?
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        class           dd ?
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        devfn           db ?
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        bus             db ?
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                        rb 2
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        owner           dd ? ; pointer to SRV or 0
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ends
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4453 clevermous 37 
struct IOCTL
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        handle          dd ?
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        io_code         dd ?
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        input           dd ?
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        inp_size        dd ?
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        output          dd ?
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        out_size        dd ?
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ends
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4419 clevermous 46 
; The following macro assume that we are on uniprocessor machine.
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; Serious work is needed for multiprocessor machines.
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macro spin_lock_irqsave spinlock
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{
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        pushf
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        cli
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}
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macro spin_unlock_irqrestore spinlock
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{
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        popf
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}
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macro spin_lock_irq spinlock
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{
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        cli
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}
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macro spin_unlock_irq spinlock
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{
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        sti
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}
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; \begin{diamond}[29.09.2006]
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; may be useful for kernel debugging
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; example 1:
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;       dbgstr 'Hello, World!'
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; example 2:
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;       dbgstr 'Hello, World!', save_flags
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macro dbgstr string*, f
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{
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local a
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iglobal_nested
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a db 'K : ',string,13,10,0
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endg_nested
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if ~ f eq
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        pushfd
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end if
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        push    esi
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        mov     esi, a
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if defined SysMsgBoardStr._pe_import
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        invoke  SysMsgBoardStr
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else
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        call    SysMsgBoardStr
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end if
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        pop     esi
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if ~ f eq
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        popfd
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end if
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}
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; \end{diamond}[29.09.2006]
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; MOV Immediate.
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; Useful for things like movi eax,10:
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; shorter than regular mov, but slightly slower,
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; do not use it in performance-critical places.
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macro movi dst, imm
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{
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if imm >= -0x80 & imm <= 0x7F
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        push    imm
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        pop     dst
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else
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        mov     dst, imm
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end if
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}
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macro call name
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{
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if name eqtype func & defined name#._pe_import
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err Use invoke, not call/stdcall for PE imports!
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end if
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        call    name
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}