iplrom.cpp

#ifdef SMP_CPP

//this is the IPLROM for the S-SMP coprocessor.
//the S-SMP does not allow writing to the IPLROM.
//all writes are instead mapped to the extended
//RAM region, accessible when $f1.d7 is clear.

const uint8 SMP::iplrom[64] = {
/*ffc0*/  0xcd, 0xef,        //mov   x,#$ef
/*ffc2*/  0xbd,              //mov   sp,x
/*ffc3*/  0xe8, 0x00,        //mov   a,#$00
/*ffc5*/  0xc6,              //mov   (x),a
/*ffc6*/  0x1d,              //dec   x
/*ffc7*/  0xd0, 0xfc,        //bne   $ffc5
/*ffc9*/  0x8f, 0xaa, 0xf4,  //mov   $f4,#$aa
/*ffcc*/  0x8f, 0xbb, 0xf5,  //mov   $f5,#$bb
/*ffcf*/  0x78, 0xcc, 0xf4,  //cmp   $f4,#$cc
/*ffd2*/  0xd0, 0xfb,        //bne   $ffcf
/*ffd4*/  0x2f, 0x19,        //bra   $ffef
/*ffd6*/  0xeb, 0xf4,        //mov   y,$f4
/*ffd8*/  0xd0, 0xfc,        //bne   $ffd6
/*ffda*/  0x7e, 0xf4,        //cmp   y,$f4
/*ffdc*/  0xd0, 0x0b,        //bne   $ffe9
/*ffde*/  0xe4, 0xf5,        //mov   a,$f5
/*ffe0*/  0xcb, 0xf4,        //mov   $f4,y
/*ffe2*/  0xd7, 0x00,        //mov   ($00)+y,a
/*ffe4*/  0xfc,              //inc   y
/*ffe5*/  0xd0, 0xf3,        //bne   $ffda
/*ffe7*/  0xab, 0x01,        //inc   $01
/*ffe9*/  0x10, 0xef,        //bpl   $ffda
/*ffeb*/  0x7e, 0xf4,        //cmp   y,$f4
/*ffed*/  0x10, 0xeb,        //bpl   $ffda
/*ffef*/  0xba, 0xf6,        //movw  ya,$f6
/*fff1*/  0xda, 0x00,        //movw  $00,ya
/*fff3*/  0xba, 0xf4,        //movw  ya,$f4
/*fff5*/  0xc4, 0xf4,        //mov   $f4,a
/*fff7*/  0xdd,              //mov   a,y
/*fff8*/  0x5d,              //mov   x,a
/*fff9*/  0xd0, 0xdb,        //bne   $ffd6
/*fffb*/  0x1f, 0x00, 0x00,  //jmp   ($0000+x)
/*fffe*/  0xc0, 0xff         //reset vector location ($ffc0)
};

#endif