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URL https://opencores.org/ocsvn/openfire2/openfire2/trunk

Subversion Repositories openfire2

Compare Revisions

  • This comparison shows the changes necessary to convert path 
    /openfire2/trunk/sw/vga
    from Rev 4 to Rev 6
    ↔ Reverse comparison
  •

Rev 4 → Rev 6

/Makefile
0,0 → 1,33
PRJ = vga
CRT = ../crt/crt-sram
LIB = vga_5x7_fuente.c vga_5x7_putchar.c vga_5x7_putline.c vga_5x7_setfgcolor.c vga_5x7_setbgcolor.c vga_clearscreen.c vga_drawpixel.c
SRCS = $(PRJ).c $(LIB)
OBJS = $(SRCS:.c=.o)
LINK = ../link/sp3sk-sram.ld
 
$(PRJ).srec: $(PRJ).out
mb-objcopy -O srec $(PRJ).out $(PRJ).srec
mb-objcopy -O binary $(PRJ).out $(PRJ).bin
..\..\utils\bin2rom $(PRJ).bin $(PRJ).rom
 
libvga:
--rm $(PRJ).a
mb-ar q lib$(PRJ).a $(OBJS)
 
$(OBJS): $(SRCS)
mb-gcc -O2 -B. -mno-xl-soft-mul -c -Wa,-ahlms=$(@:.o=.lst) -o $@ $(@:.o=.c)
 
$(PRJ).out: $(CRT).o $(OBJS)
mb-ld -L ../lib -T $(LINK) -Map=$(PRJ).map -o $(PRJ).out $(CRT).o $(OBJS) -lgcc -lc -lm -lgcc -lio
clean:
-rm *.o
-rm *.out
-rm *.bin
-rm *.v
-rm *.map
-rm *.lst
-rm *.bak
-rm *.srec
-rm *.prom
-rm *.rom
/vga_5x7_putline.c
0,0 → 1,20
#include "vga.h"
 
void vga_putline5x7(char *s, unsigned short x, unsigned short y)
{
unsigned c;
while( (c = *(s++)) != 0 )
{
if(c == '\r') x = 0;
else if(c == '\n') { x = 0; y++; }
else
{
if(c < 0x20 || c > 0x7f) c = '?';
vga_putchar5x7(c, x, y);
x++;
if(x == 128) { x = 0; y++; }
if(y == 68) y = 0;
}
}
}
/vga.h
0,0 → 1,17
/* datos para el vga 5x7 */
extern unsigned short bitmap_font_5x7[];
extern unsigned short background_5x7;
extern unsigned short foreground_5x7;
extern unsigned short colores_5x7[];
extern unsigned short xpos_5x7;
extern unsigned short ypos_5x7;
extern unsigned _VIDEO_RAM_ADDR;
 
void vga_putchar5x7(char caracter, unsigned short pos_x, unsigned short pos_y);
void vga_putline5x7(char *s, unsigned short x, unsigned short y);
void vga_setfgcolor5x7(unsigned short color);
void vga_setbgcolor5x7(unsigned short color);
 
/* funciones vga generales */
void vga_clearscreen(void);
void vga_drawpixel(unsigned short x, unsigned short y, unsigned short color);
/vga_5x7_setbgcolor.c
0,0 → 1,6
#include "vga.h"
 
void vga_setbgcolor5x7(unsigned short color)
{
background_5x7 = colores_5x7[color];
}
/vga_clearscreen.c
0,0 → 1,7
#include "vga.h"
 
void vga_clearscreen(void)
{
unsigned *ptr = (unsigned *)&_VIDEO_RAM_ADDR, n;
for(n = 0; n < 64 * 480; n++) *(ptr++) = background_5x7;
}
/vga_5x7_fuente.c
0,0 → 1,110
#include "vga.h"
 
/* fuente de 5x7 en vga de 640x480 --> 128 x 68 */
/* ---------------------------------------------- */
unsigned short bitmap_font_5x7[96 * 7] = {
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /* 0x20 -espacio- */
0x01C0, 0x01C0, 0x01C0, 0x0000, 0x01C0, 0x0000, 0x0000, /* cada word es: 0 RGB RGB RGB RGB RGB */
0x0E38, 0x0E38, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /* siendo R=G=B, ocupa el doble de espacio */
0x0E38, 0x7FFF, 0x0E38, 0x7FFF, 0x0E38, 0x0000, 0x0000, /* pero ahorra muchos ciclos de reloj */
0x0FF8, 0x71C0, 0x0FF8, 0x01C7, 0x0FF8, 0x0000, 0x0000,
0x7E07, 0x7E38, 0x01C0, 0x0E3F, 0x703F, 0x0000, 0x0000,
0x0FC0, 0x0E38, 0x0FC0, 0x7038, 0x0FC7, 0x0000, 0x0000,
0x01C0, 0x0E00, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x01C0, 0x0E00, 0x0E00, 0x0E00, 0x01C0, 0x0000, 0x0000,
0x01C0, 0x0038, 0x0038, 0x0038, 0x01C0, 0x0000, 0x0000,
0x71C7, 0x0FF8, 0x01C0, 0x0FF8, 0x71C7, 0x0000, 0x0000,
0x01C0, 0x01C0, 0x7FFF, 0x01C0, 0x01C0, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x01F8, 0x0038, 0x01C0, 0x0000,
0x0000, 0x0000, 0x7FFF, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x01F8, 0x01F8, 0x0000, 0x0000,
0x0007, 0x0038, 0x01C0, 0x0E00, 0x7000, 0x0000, 0x0000,
0x0FF8, 0x7007, 0x71C7, 0x7007, 0x0FF8, 0x0000, 0x0000,
0x01C0, 0x0FC0, 0x01C0, 0x01C0, 0x0FF8, 0x0000, 0x0000,
0x0FF8, 0x0007, 0x0FF8, 0x7000, 0x7FFF, 0x0000, 0x0000,
0x0FF8, 0x0007, 0x0FF8, 0x0007, 0x0FF8, 0x0000, 0x0000,
0x7038, 0x7038, 0x7FFF, 0x0038, 0x0038, 0x0000, 0x0000,
0x7FF8, 0x7000, 0x7FF8, 0x0007, 0x7FF8, 0x0000, 0x0000,
0x0FF8, 0x7000, 0x7FF8, 0x7007, 0x0FF8, 0x0000, 0x0000,
0x7FFF, 0x0038, 0x01C0, 0x01C0, 0x01C0, 0x0000, 0x0000,
0x0FF8, 0x7007, 0x0FF8, 0x7007, 0x0FF8, 0x0000, 0x0000,
0x0FF8, 0x7007, 0x0FFF, 0x0007, 0x0FF8, 0x0000, 0x0000,
0x0000, 0x01F8, 0x01F8, 0x0000, 0x01F8, 0x01F8, 0x0000,
0x0000, 0x01F8, 0x01F8, 0x0000, 0x01F8, 0x0FC0, 0x0000,
0x0038, 0x01C0, 0x0E00, 0x01C0, 0x0038, 0x0000, 0x0000,
0x0000, 0x7FFF, 0x0000, 0x7FFF, 0x0000, 0x0000, 0x0000,
0x0E00, 0x01C0, 0x0038, 0x01C0, 0x0E00, 0x0000, 0x0000,
0x0FF8, 0x0007, 0x01F8, 0x0000, 0x01C0, 0x0000, 0x0000,
0x0FF8, 0x71FF, 0x71FF, 0x7000, 0x0FF8, 0x0000, 0x0000,
0x0FF8, 0x7007, 0x7FFF, 0x7007, 0x7007, 0x0000, 0x0000,
0x7FF8, 0x7007, 0x7FF8, 0x7007, 0x7FF8, 0x0000, 0x0000,
0x0FF8, 0x7000, 0x7000, 0x7000, 0x0FF8, 0x0000, 0x0000,
0x7FF8, 0x7007, 0x7007, 0x7007, 0x7FF8, 0x0000, 0x0000,
0x7FFF, 0x7000, 0x7FC0, 0x7000, 0x7FFF, 0x0000, 0x0000,
0x7FFF, 0x7000, 0x7FF8, 0x7000, 0x7000, 0x0000, 0x0000,
0x0FF8, 0x7000, 0x703F, 0x7007, 0x0FF8, 0x0000, 0x0000,
0x7007, 0x7007, 0x7FFF, 0x7007, 0x7007, 0x0000, 0x0000,
0x0FF8, 0x01C0, 0x01C0, 0x01C0, 0x0FF8, 0x0000, 0x0000,
0x0007, 0x0007, 0x0007, 0x7007, 0x0FF8, 0x0000, 0x0000,
0x7007, 0x7038, 0x7FC0, 0x7038, 0x7007, 0x0000, 0x0000,
0x7000, 0x7000, 0x7000, 0x7000, 0x7FFF, 0x0000, 0x0000,
0x7007, 0x7E3F, 0x71C7, 0x7007, 0x7007, 0x0000, 0x0000,
0x7007, 0x7E07, 0x71C7, 0x703F, 0x7007, 0x0000, 0x0000,
0x0FF8, 0x7007, 0x7007, 0x7007, 0x0FF8, 0x0000, 0x0000,
0x7FF8, 0x7007, 0x7FF8, 0x7000, 0x7000, 0x0000, 0x0000,
0x0FF8, 0x7007, 0x7007, 0x703F, 0x0FFF, 0x0000, 0x0000,
0x7FF8, 0x7007, 0x7FF8, 0x7038, 0x7007, 0x0000, 0x0000,
0x0FF8, 0x7000, 0x0FF8, 0x0007, 0x0FF8, 0x0000, 0x0000,
0x7FFF, 0x01C0, 0x01C0, 0x01C0, 0x01C0, 0x0000, 0x0000,
0x7007, 0x7007, 0x7007, 0x7007, 0x0FF8, 0x0000, 0x0000,
0x7007, 0x7007, 0x0E38, 0x0E38, 0x01C0, 0x0000, 0x0000,
0x7007, 0x7007, 0x71C7, 0x71C7, 0x0E38, 0x0000, 0x0000,
0x7007, 0x0E38, 0x01C0, 0x0E38, 0x7007, 0x0000, 0x0000,
0x7007, 0x0E38, 0x01C0, 0x01C0, 0x01C0, 0x0000, 0x0000,
0x7FFF, 0x0038, 0x01C0, 0x0E00, 0x7FFF, 0x0000, 0x0000,
0x0FF8, 0x0E00, 0x0E00, 0x0E00, 0x0FF8, 0x0000, 0x0000,
0x7000, 0x0E00, 0x01C0, 0x0038, 0x0007, 0x0000, 0x0000,
0x0FF8, 0x0038, 0x0038, 0x0038, 0x0FF8, 0x0000, 0x0000,
0x01C0, 0x0E38, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x7FFF, 0x0000, 0x0000,
0x0E00, 0x0E00, 0x01C0, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0FC0, 0x0038, 0x7FF8, 0x0FF8, 0x0000, 0x0000,
0x7000, 0x7FC0, 0x7038, 0x7038, 0x7FC0, 0x0000, 0x0000,
0x0000, 0x0FF8, 0x7000, 0x7000, 0x0FF8, 0x0000, 0x0000,
0x0038, 0x0FF8, 0x7038, 0x7038, 0x0FF8, 0x0000, 0x0000,
0x0000, 0x0FC0, 0x7FF8, 0x7000, 0x0FC0, 0x0000, 0x0000,
0x01C0, 0x0E00, 0x7FC0, 0x0E00, 0x0E00, 0x0000, 0x0000,
0x0000, 0x0FC0, 0x7038, 0x7038, 0x0FF8, 0x0038, 0x0FC0,
0x7000, 0x7FC0, 0x7038, 0x7038, 0x7038, 0x0000, 0x0000,
0x0000, 0x0FC0, 0x01C0, 0x01C0, 0x0FF8, 0x0000, 0x0000,
0x0000, 0x01F8, 0x0038, 0x0038, 0x0038, 0x7038, 0x0FC0,
0x7000, 0x7038, 0x7FC0, 0x7FC0, 0x7038, 0x0000, 0x0000,
0x0FC0, 0x01C0, 0x01C0, 0x01C0, 0x0FF8, 0x0000, 0x0000,
0x0000, 0x7E38, 0x71C7, 0x7007, 0x7007, 0x0000, 0x0000,
0x0000, 0x7FC0, 0x7038, 0x7038, 0x7038, 0x0000, 0x0000,
0x0000, 0x0FC0, 0x7038, 0x7038, 0x0FC0, 0x0000, 0x0000,
0x0000, 0x7FC0, 0x7038, 0x7038, 0x7FC0, 0x7000, 0x7000,
0x0000, 0x0FF8, 0x7038, 0x7038, 0x0FF8, 0x0038, 0x0038,
0x0000, 0x7FC0, 0x7038, 0x7000, 0x7000, 0x0000, 0x0000,
0x0000, 0x0FF8, 0x7E00, 0x01F8, 0x7FC0, 0x0000, 0x0000,
0x01C0, 0x0FF8, 0x01C0, 0x01C0, 0x01C0, 0x0000, 0x0000,
0x0000, 0x7038, 0x7038, 0x7038, 0x0FF8, 0x0000, 0x0000,
0x0000, 0x7038, 0x7038, 0x71C0, 0x0E00, 0x0000, 0x0000,
0x0000, 0x7007, 0x7007, 0x71C7, 0x0E38, 0x0000, 0x0000,
0x0000, 0x7038, 0x0FC0, 0x0FC0, 0x7038, 0x0000, 0x0000,
0x0000, 0x7038, 0x7038, 0x7038, 0x0FF8, 0x0038, 0x0FC0,
0x0000, 0x7FF8, 0x01C0, 0x0E00, 0x7FF8, 0x0000, 0x0000,
0x01C0, 0x0E00, 0x7FC0, 0x0E00, 0x01C0, 0x0000, 0x0000,
0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF,
0x01C0, 0x0038, 0x01FF, 0x0038, 0x01C0, 0x0000, 0x0000,
0x0E00, 0x71C7, 0x0038, 0x0000, 0x0000, 0x0000, 0x0000,
0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, /* 0x7f --- */
};
 
/* ---------------------------------------------- */
unsigned short background_5x7 = 0x0000; /* background */
unsigned short foreground_5x7 = 0x7FFF; /* mascara para el color de los textos */
unsigned short colores_5x7[] = /* mascaras para los colores */
{ 0x0000, 0x1249, 0x2492, 0x36DB, 0x4924, 0x5b6d, 0x6db6, 0x7fff };
unsigned short xpos_5x7 = 0;
unsigned short ypos_5x7 = 0;
/vga_5x7_putchar.c
0,0 → 1,17
#include "vga.h"
 
/* ---------------------------------------------- */
void vga_putchar5x7(char caracter, unsigned short pos_x, unsigned short pos_y)
{
unsigned short y, scanline, row, scan;
unsigned ptr = (unsigned)&_VIDEO_RAM_ADDR;
 
scanline = (caracter - 0x20) * 7; /* bitmap del caracter a mostrar */
y = pos_y * 7; /* 7 bits de alto por caracter */
for(row = 0; row < 7; row++) /* procesamos el caracter */
{ /* pintamos la linea */
scan = bitmap_font_5x7[scanline++];
*(unsigned short *) (ptr + (y++ * 256) + pos_x * 2) = (scan & foreground_5x7) | (background_5x7 & ~scan);
}
}
/vga_5x7_setfgcolor.c
0,0 → 1,6
#include "vga.h"
 
void vga_setfgcolor5x7(unsigned short color)
{
foreground_5x7 = colores_5x7[color];
}
/vga_drawpixel.c
0,0 → 1,21
#include "vga.h"
 
void vga_drawpixel(unsigned short x, unsigned short y, unsigned short color)
{
unsigned ptr = (unsigned) &_VIDEO_RAM_ADDR;
unsigned short pixel, mascara = 0x7;
unsigned short w = x / 5; /* word donde esta el pixel */
unsigned short p = 12 - (x % 5) * 3; /* obtenemos el # de pixel dentro del grupo */
ptr += y * 256 + w * 2;
pixel = *(unsigned short *) ptr; /* obtenemos el valor del grupo de 5 pixels */
mascara = ~(0x7 << p); /* mascara para el pixel */
color <<= p; /* ponemos el pixel en su sitio */
pixel &= mascara; /* aplicamos la mascara en el pixel actual */
pixel |= color; /* dibujamos el pixel en el hueco de la mascara */
*(unsigned short *) ptr = pixel;
}
/vga.c
0,0 → 1,50
#include "vga.h"
#include <stdio.h>
#include <math.h>
 
#define PI 3.14159265
 
char buffer[256];
 
void main(void)
{
unsigned n, m, c = 0;
vga_clearscreen();
for(m = 0; m < 8; m++)
{
for(n = 0; n < 8; n++)
{
vga_setfgcolor5x7( n );
vga_setbgcolor5x7( m );
vga_putline5x7("HOLA", 10 + m * 4, 10 + n);
}
}
vga_setfgcolor5x7(7);
vga_setbgcolor5x7(1);
for(n = 100; n < 540; n++)
{
vga_drawpixel(n, 100, 7);
vga_drawpixel(n, 380, 7);
}
for(n = 100; n < 380; n++)
{
vga_drawpixel(100, n, 7);
vga_drawpixel(540, n, 7);
}
for(n = 0; n < 360; n++)
{
float x, y;
x = 320 + 100 * cos(n * (2*PI) / 360.0);
y = 240 + 100 * sin(n * (2*PI) / 360.0);
//printf("n=%u, x=%f y=%f\r\n", n, x, y);
//vga_putline5x7(buffer, 5, 5);
vga_drawpixel(x, y, 7);
}
}

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