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https://github.com/RGBCube/serenity
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46ff281695
This leaves interrupts enabled while we're in the kernel, which is precisely what we want. This uncovered a horrendous problem with kernel tasks silently overflowing their stacks. For now I've simply increased the stack size but I need a more MMU-y solution for this eventually.
46 lines
906 B
C++
46 lines
906 B
C++
#include "types.h"
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#include "Task.h"
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#include "VGA.h"
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#include "system.h"
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#include "i386.h"
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#include "i8253.h"
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#include "kmalloc.h"
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PUBLIC void panel_main() NORETURN;
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PUBLIC void
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panel_main()
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{
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WORD c;
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BYTE a;
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for( ;; )
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{
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/* HACK: Avoid getting interrupted while painting since
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* that could lead to fugly artifacts ;P */
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cli();
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c = vga_get_cursor();
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a = vga_get_attr();
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vga_set_attr( 0x17 );
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vga_set_cursor( 80 * 24 );
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kprintf(
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" Uptime: %u -- %u tasks (%u blocked) kmalloc: %u/%u ",
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system.uptime / TICKS_PER_SECOND,
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system.nprocess,
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system.nblocked,
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sum_alloc,
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sum_free
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);
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vga_set_attr( a );
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vga_set_cursor( c );
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/* HACK cont.d */
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sti();
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sleep( 1 * TICKS_PER_SECOND );
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}
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}
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