?? prom.s
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#define MCFG1 0x10380233#define MCFG2 0xe6A06e60#define MCFG3 0x000ff000#define ASDCFG 0xfff00100#define DSDCFG 0xe6A06e60#define L2MCTRLIO 0x80000000#define IRQCTRL 0x80000200#define RAMSTART 0x40000000#define RAMSIZE 0x00100000#define STACKSIZE 0x00002000 .seg "text" .proc 0 .align 4 .global startstart: flush set 0x10e0, %g1 ! init IU mov %g1, %psr mov %g0, %wim mov %g0, %tbr mov %g0, %y nop set 0x81000f, %g1 sta %g1, [%g0] 2/* set 0x80000200, %g3 st %g0, [%g3+0] st %g0, [%g3+4] st %g0, [%g3+8] st %g0, [%g3+0xC] set -1, %g2 st %g2, [%g3+0x40] st %g2, [%g3+0x44] set 0x80000300, %g3 set 15, %g2 st %g2, [%g3+0] st %g2, [%g3+4] st %g2, [%g3+0x10] st %g2, [%g3+0x14] st %g2, [%g3+0x18] mov %g0, %asr19*/2: mov %asr17, %g3 and %g3, 0x1f, %g3 mov %g0, %g4 mov %g0, %g5 mov %g0, %g6 mov %g0, %g71: mov %g0, %l0 mov %g0, %l1 mov %g0, %l2 mov %g0, %l3 mov %g0, %l4 mov %g0, %l5 mov %g0, %l6 mov %g0, %l7 mov %g0, %o0 mov %g0, %o1 mov %g0, %o2 mov %g0, %o3 mov %g0, %o4 mov %g0, %o5 mov %g0, %o6 mov %g0, %o7 subcc %g3, 1, %g3 bge 1b save mov 2, %g1 mov %g1, %wim set 0x10e0, %g1 ! enable traps mov %g1, %psr nop; nop; nop; mov %asr17, %g3 srl %g3, 28, %g3 andcc %g3, 0x0f, %g3 bne 1f set L2MCTRLIO, %g1 set MCFG1, %g2 st %g2, [%g1] set MCFG2, %g2 st %g2, [%g1+4] set MCFG3, %g2 st %g2, [%g1+8]! set IRQCTRL, %g1! set 0x0ffff, %g2! st %g2, [%g1+0x10] set 0xFFFFF860, %g1 ld [%g1], %g2 srl %g2, 12, %g2 set 0x01009, %g1 subcc %g1, %g2, %g0 bne 1f set ASDCFG, %g1 set DSDCFG, %g2 st %g2, [%g1] ! %g3 = cpu index1: set STACKSIZE, %g2 mov %g0, %g12: subcc %g3, 0, %g0 be 3f nop add %g1, %g2, %g1 ba 2b sub %g3, 1, %g3 3: set RAMSTART+ RAMSIZE-32, %fp sub %fp, %g1, %fp sub %fp, 96, %sp set RAMSTART, %g1 jmp %g1 nop .align 32?? 快捷鍵說明
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