registerfunctions.h File Reference

#include <stdint.h>

Go to the source code of this file.

Macros
#define	VGA_VRAM   (unsigned char*)0xC00A0000
#define	VGA_VRAM_2   (unsigned char*)0xC00B8000
#define	miscPort   0x3c2
#define	crtcIndexPort   0x3d4
#define	crtcDataPort   0x3d5
#define	crtcIndexPortText   0x3b4
#define	crtcDataPortText   0x3b5
#define	sequencerIndexPort   0x3c4
#define	sequencerDataPort   0x3c5
#define	graphicsControllerIndexPort   0x3ce
#define	graphicsControllerDataPort   0x3cf
#define	attributeControllerIndexPort   0x3c0
#define	attributeControllerReadPort   0x3c1
#define	attributeControllerWritePort   0x3c0
#define	attributeControllerResetPort   0x3da
#define	peekb(S, O)   *(unsigned char *)(16uL * (S) + (O))
#define	pokeb(S, O, V)   *(unsigned char *)(16uL * (S) + (O)) = (V)
#define	pokew(S, O, V)   *(unsigned short *)(16uL * (S) + (O)) = (V)
#define	bit_get(p, m)   ((p) & (m))
#define	bit_set(p, m)   ((p) |= (m))
#define	bit_clear(p, m)   ((p) &= ~(m))
#define	bit_flip(p, m)   ((p) ^= (m))
#define	bit_write(p, m, v)   ((v) ? bit_set(p,m) : bit_clear(p,m))

Functions
void	writeRegisters (uint8_t *registers)
void	writeRegistersText (uint8_t *registers)
void	readRegisters (unsigned char *regs)
void	setFont (uint8_t *buf, uint8_t font_height)
void	set_plane (unsigned p)
void	set_vga_palette (unsigned char *palette)
static int32_t	_abs (int32_t _x)

Macro Definition Documentation

attributeControllerIndexPort

#define attributeControllerIndexPort   0x3c0

attributeControllerReadPort

#define attributeControllerReadPort   0x3c1

attributeControllerResetPort

#define attributeControllerResetPort   0x3da

attributeControllerWritePort

#define attributeControllerWritePort   0x3c0

bit_clear

#define bit_clear	(		p,
			m
	)		((p) &= ~(m))

bit_flip

#define bit_flip	(		p,
			m
	)		((p) ^= (m))

bit_get

#define bit_get	(		p,
			m
	)		((p) & (m))

bit_set

#define bit_set	(		p,
			m
	)		((p) |= (m))

bit_write

#define bit_write	(		p,
			m,
			v
	)		((v) ? bit_set(p,m) : bit_clear(p,m))

crtcDataPort

#define crtcDataPort   0x3d5

crtcDataPortText

#define crtcDataPortText   0x3b5

crtcIndexPort

#define crtcIndexPort   0x3d4

crtcIndexPortText

#define crtcIndexPortText   0x3b4

graphicsControllerDataPort

#define graphicsControllerDataPort   0x3cf

graphicsControllerIndexPort

#define graphicsControllerIndexPort   0x3ce

miscPort

#define miscPort   0x3c2

peekb

#define peekb	(		S,
			O
	)		*(unsigned char *)(16uL * (S) + (O))

pokeb

#define pokeb	(		S,
			O,
			V
	)		*(unsigned char *)(16uL * (S) + (O)) = (V)

pokew

#define pokew	(		S,
			O,
			V
	)		*(unsigned short *)(16uL * (S) + (O)) = (V)

sequencerDataPort

#define sequencerDataPort   0x3c5

sequencerIndexPort

#define sequencerIndexPort   0x3c4

VGA_VRAM

#define VGA_VRAM   (unsigned char*)0xC00A0000

VGA_VRAM_2

#define VGA_VRAM_2   (unsigned char*)0xC00B8000

Function Documentation

_abs()

static int32_t _abs ( int32_t  _x )

inlinestatic

readRegisters()

void readRegisters

(

unsigned char *

regs

)

set_plane()

void set_plane

(

unsigned

p

)

set_vga_palette()

void set_vga_palette

(

unsigned char *

palette

)

setFont()

void setFont	(	uint8_t *	buf,
		uint8_t	font_height
	)

writeRegisters()

void writeRegisters

(

uint8_t *

registers

)

writeRegistersText()

void writeRegistersText

(

uint8_t *

registers

)