25 lines
512 B
C
25 lines
512 B
C
#include "shared/attributes.h"
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#include "shared/sio.h"
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__noreturn void _iop_start() {
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// setup iop
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*(char*)0xbf802070 = 9;
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// Poke around with the cache control registers
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//
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*(int*)0xfffe0130 = 0xcc4;
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*(int*)0xfffe0130 = 0xcc0;
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// it seems like if bit 8 is set here,
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// then the cache control is set nearly
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// exactly like the PS1 kernel did
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if((*(int*)0xbf801450) & 8)
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*(int*)0xfffe0130 = 0x1e988;
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else
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*(int*)0xfffe0130 = 0x1edd8;
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SIO_puts("IOP: Hello World from Lily~\n");
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while(1)
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;
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}
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