hercules.c File Reference

#include "remods.h"
#include "precomp.h"
#include "charset.h"
#include "logo.h"

Include dependency graph for hercules.c:

Go to the source code of this file.

Classes
struct	_attr

Functions
void	SetForegroundColorHercules (ECOLORS col)
void	SetBackgroundColorHercules (ECOLORS col)
void	PrintGrafHercules (ULONG x, ULONG y, UCHAR c)
void	FlushHercules (void)
void	ShowCursorHercules (void)
void	HideCursorHercules (void)
void	CopyLineToHercules (USHORT dest, USHORT src)
void	InvertLineHercules (ULONG line)
void	HatchLineHercules (ULONG line)
void	ClrLineHercules (ULONG line)
void	PrintLogoHercules (BOOLEAN bShow)
void	PrintCursorHercules (BOOLEAN bForce)
void	SaveGraphicsStateHercules (void)
void	RestoreGraphicsStateHercules (void)
BOOLEAN	ConsoleInitHercules (void)
void	ConsoleShutdownHercules (void)

Variables
BOOLEAN	bRev =FALSE
UCHAR	MGATable43 [] ={53,45,46, 7,96, 2,91,91, 2, 3, 0, 0, 0, 0, 0, 0}
PUCHAR	pVgaOffset [4]
WINDOW	wWindowHercGraph [4]
WINDOW	wWindowHerc [4]
PUCHAR	pScreenBufferHercules
struct _attr	attr

Function Documentation

ClrLineHercules()

void ClrLineHercules

(

ULONG

line

)

Definition at line 272 of file hercules.c.

{
    ULONG j;
    BOOLEAN bTemplateLine=( (USHORT)line==wWindow[DATA_WINDOW].y-1 ||
                            (USHORT)line==wWindow[SOURCE_WINDOW].y-1 ||
                            (USHORT)line==wWindow[OUTPUT_WINDOW].y-1 ||
                            0);
    ULONG _line = line<<3;
    ULONG cc=0;
    PUCHAR p;

//    ENTER_FUNC();

    if(line > GLOBAL_SCREEN_HEIGHT )
    {
        DPRINT((0,"ClrLineHercules(): line %u is out of screen\n",line));
        //LEAVE_FUNC();
        return;
    }

    if(attr.u.bits.bkcol == COLOR_CAPTION && attr.u.bits.fgcol == COLOR_TEXT )
        cc=~cc;

    if(bTemplateLine)
    {
        for(j=0;j<8;j++,_line++)
        {
            p = (PUCHAR)(pVgaOffset[_line&3] + (90*(_line>>2)) );

/*
            if(j==2 || j==5)cc=0xFF;
            else if(j==3)cc=0xaa;
            else if(j==4)cc=0x55;
            else cc = 0;*/
            if(j==2 || j==5)cc=0xFF;
            else cc = 0;

            PICE_memset(p,(UCHAR)cc,GLOBAL_SCREEN_WIDTH);
        }
    }
    else
    {
        for(j=0;j<8;j++,_line++)
        {
            p = (PUCHAR)(pVgaOffset[_line&3] + (90*(_line>>2)) );

            PICE_memset(p,(UCHAR)cc,GLOBAL_SCREEN_WIDTH);
        }
    }
    //LEAVE_FUNC();
}

Referenced by ConsoleInitHercules().

ConsoleInitHercules()

BOOLEAN ConsoleInitHercules

(

void

)

Definition at line 398 of file hercules.c.

{
    BOOLEAN bResult = FALSE;
    PUCHAR pMGATable = MGATable43;
    UCHAR i,reg,data;
    PHYSICAL_ADDRESS FrameBuffer;

    ENTER_FUNC();

    ohandlers.CopyLineTo            = CopyLineToHercules;
    ohandlers.PrintGraf             = PrintGrafHercules;
    ohandlers.Flush                 = FlushHercules;
    ohandlers.ClrLine               = ClrLineHercules;
    ohandlers.InvertLine            = InvertLineHercules;
    ohandlers.HatchLine             = HatchLineHercules;
    ohandlers.PrintLogo             = PrintLogoHercules;
    ohandlers.PrintCursor           = PrintCursorHercules;
    ohandlers.SaveGraphicsState     = SaveGraphicsStateHercules;
    ohandlers.RestoreGraphicsState  = RestoreGraphicsStateHercules;
    ohandlers.ShowCursor            = ShowCursorHercules;
    ohandlers.HideCursor            = HideCursorHercules;
    ohandlers.SetForegroundColor    = SetForegroundColorHercules;
    ohandlers.SetBackgroundColor    = SetBackgroundColorHercules;

    ihandlers.GetKeyPolled          = KeyboardGetKeyPolled;
    ihandlers.FlushKeyboardQueue    = KeyboardFlushKeyboardQueue;

    // init HERCULES adapter
    outb_p(0,0x3b8);
    outb_p(0x03,0x3bf);
    for(i=0;i<sizeof(MGATable43);i++)
    {
        reg=i;
        outb_p(reg,0x3b4);
        data=pMGATable[i];
        outb_p(data,0x3b5);
    }
    outb_p(0x0a,0x3b8);

    SetWindowGeometry(wWindowHercGraph);

    GLOBAL_SCREEN_WIDTH = 90;
    GLOBAL_SCREEN_HEIGHT = 45;

    attr.u.Asuchar = 0x07;
    FrameBuffer.u.LowPart = 0xb0000;
    pScreenBufferHercules=MmMapIoSpace(FrameBuffer,FRAMEBUFFER_SIZE,MmNonCached);

    DPRINT((0,"VGA memory phys. 0xb0000 mapped to virt. 0x%x\n",pScreenBufferHercules));

    if(pScreenBufferHercules)
    {
        for(i=0;i<4;i++)
        {
            pVgaOffset[i] = (PUCHAR)pScreenBufferHercules+0x2000*i;
            DPRINT((0,"VGA offset %u = 0x%.8X\n",i,pVgaOffset[i]));
        }
        bResult = TRUE;

        PICE_memset(pScreenBufferHercules,0x0,FRAMEBUFFER_SIZE);

        EmptyRingBuffer();

        DPRINT((0,"ConsoleInitHercules() SUCCESS!\n"));
    }

    LEAVE_FUNC();

    return bResult;
}

Referenced by ConsoleInit().

ConsoleShutdownHercules()

void ConsoleShutdownHercules

(

void

)

Definition at line 474 of file hercules.c.

{
    ENTER_FUNC();

    // HERC video off
    outb_p(0,0x3b8);
    outb_p(0,0x3bf);

    if(pScreenBufferHercules)
        MmUnmapIoSpace(pScreenBufferHercules,FRAMEBUFFER_SIZE);

    LEAVE_FUNC();
}

Referenced by ConsoleShutdown().

CopyLineToHercules()

void CopyLineToHercules	(	USHORT	dest,
		USHORT	src
	)

Definition at line 186 of file hercules.c.

{
    USHORT i,j;
    PULONG pDest,pSrc;

    ENTER_FUNC();

    dest <<= 3;
    src <<= 3;
    for(i=0;i<8;i++)
    {
        (PUCHAR)pDest = (PUCHAR)pScreenBufferHercules + ( ( ( dest+i )&3) <<13 )+   90 * ((dest+i) >> 2);
        (PUCHAR)pSrc = (PUCHAR)pScreenBufferHercules + ( ( ( src+i )&3) <<13 )+ 90 * ((src+i) >> 2);
        for(j=0;j<(GLOBAL_SCREEN_WIDTH>>2);j++)
        {
            *pDest++=*pSrc++;
        }
    }

    LEAVE_FUNC();
}

Referenced by ConsoleInitHercules().

FlushHercules()

void FlushHercules

(

void

)

Definition at line 149 of file hercules.c.

{
}

Referenced by ConsoleInitHercules().

HatchLineHercules()

void HatchLineHercules

(

ULONG

line

)

Definition at line 239 of file hercules.c.

{
    USHORT cc;
    ULONG i,j;
    ULONG _line = (line<<3) ;
    PUSHORT p;
    USHORT mask_odd[]={0x8888,0x2222};
    USHORT mask_even[]={0xaaaa,0x5555};
    PUSHORT pmask;

    ENTER_FUNC();

    pmask = (line&1)?mask_odd:mask_even;

    for(j=0;j<8;j++,_line++)
    {
        p=(PUSHORT)( pVgaOffset[_line&3] + (90*(_line>>2)) );
        for(i=0;i<(GLOBAL_SCREEN_WIDTH/sizeof(USHORT));i++)
        {
            cc = p[i];

            p[i]=(p[i]^pmask[j&1])|cc;
        }
    }

    LEAVE_FUNC();
}

Referenced by ConsoleInitHercules().

HideCursorHercules()

void HideCursorHercules

(

void

)

Definition at line 172 of file hercules.c.

{
    ENTER_FUNC();

    bCursorEnabled=FALSE;

    LEAVE_FUNC();
}

Referenced by ConsoleInitHercules().

InvertLineHercules()

void InvertLineHercules

(

ULONG

line

)

Definition at line 213 of file hercules.c.

{
    ULONG i,j;
    ULONG _line = line<<3;
    PUSHORT p;

    //ENTER_FUNC();

    for(j=0;j<8;j++)
    {
        p=(PUSHORT)( pVgaOffset[_line&3] + (90*(_line>>2)) );
        for(i=0;i<(GLOBAL_SCREEN_WIDTH>>1);i++)
        {
            p[i]=~p[i];
        }
        _line++;
    }

    //LEAVE_FUNC();
}

Referenced by ConsoleInitHercules().

PrintCursorHercules()

void PrintCursorHercules

(

BOOLEAN

bForce

)

Definition at line 350 of file hercules.c.

{
    static ULONG count=0;

    if( (bForce) || ((count++>100) && bCursorEnabled)  )
    {
        ULONG i;
        ULONG x,y;
        ULONG _line;

        x=wWindow[OUTPUT_WINDOW].usCurX;
        y=wWindow[OUTPUT_WINDOW].y+wWindow[OUTPUT_WINDOW].usCurY;

        _line = y<<3;
        for(i=0;i<8;i++,_line++)
        {
            *(PUCHAR)(pVgaOffset[_line & 0x3] + ( 90* (_line >> 2) ) + x) ^= 0xFF ;
        }
        bRev=!bRev;
        count=0;
    }

    KeStallExecutionProcessor(2500);
}

Referenced by ConsoleInitHercules().

PrintGrafHercules()

void PrintGrafHercules	(	ULONG	x,
		ULONG	y,
		UCHAR	c
	)

Definition at line 120 of file hercules.c.

{
    ULONG i;
    PUCHAR p;
    ULONG _line = y<<3;

    if(!pScreenBufferHercules)
        return;

    p=&cGraphTable[(ULONG)c<<3];

    if((attr.u.bits.bkcol == COLOR_FOREGROUND && attr.u.bits.fgcol == COLOR_BACKGROUND) ||
       (attr.u.bits.bkcol == COLOR_CAPTION && attr.u.bits.fgcol == COLOR_TEXT) )
        for(i=0 ;i<8 ;i++,_line++)
        {
            *(PUCHAR)(pVgaOffset[_line & 0x3] + ( 90* (_line >> 2) ) + x) = ~*p++;
        }
    else
        for(i=0 ;i<8 ;i++,_line++)
        {
            *(PUCHAR)(pVgaOffset[_line & 0x3] + ( 90* (_line >> 2) ) + x) = *p++;
        }
}

Referenced by ConsoleInitHercules().

PrintLogoHercules()

void PrintLogoHercules

(

BOOLEAN

bShow

)

Definition at line 328 of file hercules.c.

{
    LONG x,y;
    PUCHAR p;

    p=(PUCHAR)pScreenBufferHercules;
    for(y=0;y<24;y++)
    {
        for(x=0;x<8;x++)
        {
            p[ ( 0x2000* (( y + 8 ) & 0x3) )+
                ( 90* ( (y + 8 ) >> 2) )+
                (81+x)] = cLogo[y*8+x];
        }
    }
}

Referenced by ConsoleInitHercules().

RestoreGraphicsStateHercules()

void RestoreGraphicsStateHercules

(

void

)

Definition at line 388 of file hercules.c.

{
    // not implemented
}

Referenced by ConsoleInitHercules().

SaveGraphicsStateHercules()

void SaveGraphicsStateHercules

(

void

)

Definition at line 379 of file hercules.c.

{
    // not implemented
}

Referenced by ConsoleInitHercules().

SetBackgroundColorHercules()

void SetBackgroundColorHercules

(

ECOLORS

col

)

Definition at line 110 of file hercules.c.

{
    attr.u.bits.bkcol = col;
    attr.u.bits.blink = 0;
}

Referenced by ConsoleInitHercules().

SetForegroundColorHercules()

void SetForegroundColorHercules

(

ECOLORS

col

)

Definition at line 100 of file hercules.c.

{
    attr.u.bits.fgcol = col;
    attr.u.bits.blink = 0;
}

Referenced by ConsoleInitHercules().

ShowCursorHercules()

void ShowCursorHercules

(

void

)

Definition at line 158 of file hercules.c.

{
    ENTER_FUNC();

    bCursorEnabled=TRUE;

    LEAVE_FUNC();
}

Referenced by ConsoleInitHercules().

Variable Documentation

attr

struct _attr attr

bRev

BOOLEAN bRev =FALSE

Definition at line 53 of file hercules.c.

Referenced by DebuggerShell(), and PrintCursorHercules().

MGATable43

UCHAR MGATable43[] ={53,45,46, 7,96, 2,91,91, 2, 3, 0, 0, 0, 0, 0, 0}

Definition at line 57 of file hercules.c.

Referenced by ConsoleInitHercules().

pScreenBufferHercules

PUCHAR pScreenBufferHercules

Definition at line 79 of file hercules.c.

Referenced by ConsoleInitHercules(), ConsoleShutdownHercules(), CopyLineToHercules(), PrintGrafHercules(), and PrintLogoHercules().

pVgaOffset

PUCHAR pVgaOffset[4]

Definition at line 59 of file hercules.c.

Referenced by ClrLineHercules(), ConsoleInitHercules(), HatchLineHercules(), InvertLineHercules(), PrintCursorHercules(), and PrintGrafHercules().

wWindowHerc

WINDOW wWindowHerc[4]

Initial value:

=
{
    {1,3,1,0,FALSE},
    {5,4,1,0,FALSE},
    {10,9,1,0,FALSE},
    {20,4,1,0,FALSE}
}

Definition at line 71 of file hercules.c.

wWindowHercGraph

WINDOW wWindowHercGraph[4]

Initial value:

=
{
    {1,3,1,0,FALSE},
    {5,6,1,0,FALSE},
    {12,19,1,0,FALSE},
    {32,12,1,0,FALSE}
}

Definition at line 63 of file hercules.c.

Referenced by ConsoleInitHercules().