72 lines
1.6 KiB
C
72 lines
1.6 KiB
C
#include "vb_def.h"
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#include "vgatypes.h"
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#include "vb_struct.h"
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#include "XGIfb.h"
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#include <asm/io.h>
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#include <linux/types.h>
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#include "vb_util.h"
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/* --------------------------------------------------------------------- */
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/* Function : XGINew_SetReg1 */
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/* Input : */
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/* Output : */
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/* Description : SR CRTC GR */
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/* --------------------------------------------------------------------- */
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void XGINew_SetReg1(unsigned long port, unsigned short index,
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unsigned short data)
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{
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outb(index, port);
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outb(data, port + 1);
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}
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void XGINew_SetReg3(unsigned long port, unsigned short data)
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{
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outb(data, port);
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}
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void XGINew_SetReg4(unsigned long port, unsigned long data)
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{
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outl(data, port);
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}
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unsigned char XGINew_GetReg1(unsigned long port, unsigned short index)
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{
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unsigned char data;
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outb(index, port);
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data = inb(port + 1);
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return data;
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}
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void XGINew_SetRegANDOR(unsigned long Port, unsigned short Index,
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unsigned short DataAND, unsigned short DataOR)
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{
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unsigned short temp;
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temp = XGINew_GetReg1(Port, Index); /* XGINew_Part1Port index 02 */
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temp = (temp & (DataAND)) | DataOR;
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XGINew_SetReg1(Port, Index, temp);
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}
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void XGINew_SetRegAND(unsigned long Port, unsigned short Index,
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unsigned short DataAND)
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{
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unsigned short temp;
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temp = XGINew_GetReg1(Port, Index); /* XGINew_Part1Port index 02 */
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temp &= DataAND;
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XGINew_SetReg1(Port, Index, temp);
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}
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void XGINew_SetRegOR(unsigned long Port, unsigned short Index,
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unsigned short DataOR)
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{
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unsigned short temp;
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temp = XGINew_GetReg1(Port, Index); /* XGINew_Part1Port index 02 */
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temp |= DataOR;
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XGINew_SetReg1(Port, Index, temp);
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}
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