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* readded removed readport* from implementation
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@ -2617,6 +2617,272 @@ end;
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Memory functions
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--------------------------------}
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{$IFDEF I386}
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Procedure WritePort (Port : Longint; Value : Byte);
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{
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Writes 'Value' to port 'Port'
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}
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begin
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asm
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movl port,%edx
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movb value,%al
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outb %al,%dx
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end ['EAX','EDX'];
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end;
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Procedure WritePort (Port : Longint; Value : Word);
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{
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Writes 'Value' to port 'Port'
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}
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begin
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asm
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movl port,%edx
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movw value,%ax
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outw %ax,%dx
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end ['EAX','EDX'];
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end;
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Procedure WritePort (Port : Longint; Value : Longint);
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{
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Writes 'Value' to port 'Port'
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}
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begin
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asm
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movl port,%edx
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movl value,%eax
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outl %eax,%dx
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end ['EAX','EDX'];
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end;
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Procedure WritePortB (Port : Longint; Value : Byte);
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{
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Writes 'Value' to port 'Port'
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}
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begin
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asm
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movl port,%edx
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movb value,%al
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outb %al,%dx
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end ['EAX','EDX'];
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end;
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Procedure WritePortW (Port : Longint; Value : Word);
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{
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Writes 'Value' to port 'Port'
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}
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begin
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asm
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movl port,%edx
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movw value,%ax
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outw %ax,%dx
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end ['EAX','EDX'];
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end;
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Procedure WritePortL (Port : Longint; Value : Longint);
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{
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Writes 'Value' to port 'Port'
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}
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begin
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asm
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movl port,%edx
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movl value,%eax
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outl %eax,%dx
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end ['EAX','EDX'];
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end;
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Procedure WritePortl (Port : Longint; Var Buf; Count: longint);
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{
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Writes 'Count' longints from 'Buf' to Port
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}
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begin
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asm
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movl count,%ecx
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movl buf,%esi
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movl port,%edx
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cld
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rep
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outsl
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end ['ECX','ESI','EDX'];
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end;
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Procedure WritePortW (Port : Longint; Var Buf; Count: longint);
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{
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Writes 'Count' words from 'Buf' to Port
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}
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begin
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asm
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movl count,%ecx
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movl buf,%esi
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movl port,%edx
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cld
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rep
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outsw
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end ['ECX','ESI','EDX'];
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end;
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Procedure WritePortB (Port : Longint; Var Buf; Count: longint);
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{
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Writes 'Count' bytes from 'Buf' to Port
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}
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begin
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asm
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movl count,%ecx
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movl buf,%esi
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movl port,%edx
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cld
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rep
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outsb
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end ['ECX','ESI','EDX'];
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end;
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Procedure ReadPort (Port : Longint; Var Value : Byte);
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{
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Reads 'Value' from port 'Port'
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}
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begin
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asm
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movl port,%edx
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inb %dx,%al
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movl value,%edx
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movb %al,(%edx)
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end ['EAX','EDX'];
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end;
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Procedure ReadPort (Port : Longint; Var Value : Word);
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{
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Reads 'Value' from port 'Port'
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}
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begin
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asm
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movl port,%edx
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inw %dx,%ax
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movl value,%edx
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movw %ax,(%edx)
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end ['EAX','EDX'];
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end;
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Procedure ReadPort (Port : Longint; Var Value : Longint);
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{
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Reads 'Value' from port 'Port'
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}
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begin
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asm
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movl port,%edx
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inl %dx,%eax
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movl value,%edx
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movl %eax,(%edx)
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end ['EAX','EDX'];
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end;
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function ReadPortB (Port : Longint): Byte; assembler;
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{
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Reads a byte from port 'Port'
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}
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asm
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xorl %eax,%eax
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movl port,%edx
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inb %dx,%al
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end ['EAX','EDX'];
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function ReadPortW (Port : Longint): Word; assembler;
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{
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Reads a word from port 'Port'
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}
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asm
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xorl %eax,%eax
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movl port,%edx
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inw %dx,%ax
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end ['EAX','EDX'];
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function ReadPortL (Port : Longint): LongInt; assembler;
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{
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Reads a LongInt from port 'Port'
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}
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asm
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movl port,%edx
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inl %dx,%eax
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end ['EAX','EDX'];
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Procedure ReadPortL (Port : Longint; Var Buf; Count: longint);
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{
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Reads 'Count' longints from port 'Port' to 'Buf'.
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}
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begin
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asm
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movl count,%ecx
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movl buf,%edi
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movl port,%edx
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cld
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rep
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insl
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end ['ECX','EDI','EDX'];
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end;
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Procedure ReadPortW (Port : Longint; Var Buf; Count: longint);
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{
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Reads 'Count' words from port 'Port' to 'Buf'.
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}
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begin
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asm
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movl count,%ecx
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movl buf,%edi
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movl port,%edx
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cld
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rep
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insw
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end ['ECX','EDI','EDX'];
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end;
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Procedure ReadPortB (Port : Longint; Var Buf; Count: longint);
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{
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Reads 'Count' bytes from port 'Port' to 'Buf'.
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}
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begin
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asm
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movl count,%ecx
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movl buf,%edi
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movl port,%edx
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cld
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rep
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insb
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end ['ECX','EDI','EDX'];
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end;
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{$ENDIF}
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Initialization
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@ -2629,7 +2895,10 @@ End.
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{
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$Log$
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Revision 1.6 2000-12-28 20:42:12 peter
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Revision 1.7 2001-02-11 18:55:07 peter
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* readded removed readport* from implementation
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Revision 1.6 2000/12/28 20:42:12 peter
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* ttyname fix from the mailinglist (merged)
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Revision 1.5 2000/10/26 22:51:12 peter
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