45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
#include <stddef.h>
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#include <brados/string.h>
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#include <video/vga.h>
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// Make sure we are using the right compiler
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#if defined(__linux__)
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#error "You are using the wrong compiler."
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#endif
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// Test various VGA functionality
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void vgaTests(struct vgastate *term)
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{
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// Test line wrapping
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term_writeStr(term, "Welcome to the desert of the real. I thought what I'd do was I'd pretend I was one of those deaf mutes.\n\n");
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// Test colors
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term_setColor(term, make_color(VGA_COLOR_BLACK, VGA_COLOR_WHITE));
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term_writeStr(term, "This text should be inverse.\n");
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term_setColor(term, make_color(VGA_COLOR_LIGHT_BLUE, VGA_COLOR_GREEN));
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term_writeStr(term, "This text should be colorful.\n\n");
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// Test scrolling
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term_setColor(term, make_color(VGA_COLOR_LIGHT_GREY, VGA_COLOR_BLACK));
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for (size_t i = 0; i < 20; i++) {
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term_writeStr(term, "Printing some lines.\n");
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for (volatile size_t j = 0; j < 100000000; j++);
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}
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}
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// Main kernel function
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void brados_main()
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{
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struct vgastate term;
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term_init(&term);
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// Welcome message
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term_writeStr(&term, "Welcome to BRaDOS!\n");
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term_writeStr(&term, "written by L. Bradley LaBoon\n\n");
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vgaTests(&term);
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term_writeStr(&term, "Done.");
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}
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