/[cebix]/SheepShaver/src/rom_patches.cpp
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revision 1.17 by gbeauche, Tue Oct 7 19:28:09 2003 UTC revision 1.18 by gbeauche, Thu Dec 4 17:26:35 2003 UTC
# Line 40  Line 40 
40  #include "audio_defs.h"  #include "audio_defs.h"
41  #include "serial.h"  #include "serial.h"
42  #include "macos_util.h"  #include "macos_util.h"
43    #include "thunks.h"
44    
45  #define DEBUG 0  #define DEBUG 0
46  #include "debug.h"  #include "debug.h"
# Line 447  static const uint8 cdrom_driver[] = { // Line 448  static const uint8 cdrom_driver[] = { //
448          0x4e, 0x75                                                      //  rts          0x4e, 0x75                                                      //  rts
449  };  };
450    
451  #if EMULATED_PPC  static uint32 long_ptr;
 #define SERIAL_TRAMPOLINES 1  
 static uint32 serial_nothing_tvect[2] = {tswap32(POWERPC_NATIVE_OP_FUNC(NATIVE_SERIAL_NOTHING)), 0};  
 static uint32 serial_open_tvect[2] = {tswap32(POWERPC_NATIVE_OP_FUNC(NATIVE_SERIAL_OPEN)), 0};  
 static uint32 serial_prime_in_tvect[2] = {tswap32(POWERPC_NATIVE_OP_FUNC(NATIVE_SERIAL_PRIME_IN)), 0};  
 static uint32 serial_prime_out_tvect[2] = {tswap32(POWERPC_NATIVE_OP_FUNC(NATIVE_SERIAL_PRIME_OUT)), 0};  
 static uint32 serial_control_tvect[2] = {tswap32(POWERPC_NATIVE_OP_FUNC(NATIVE_SERIAL_CONTROL)), 0};  
 static uint32 serial_status_tvect[2] = {tswap32(POWERPC_NATIVE_OP_FUNC(NATIVE_SERIAL_STATUS)), 0};  
 static uint32 serial_close_tvect[2] = {tswap32(POWERPC_NATIVE_OP_FUNC(NATIVE_SERIAL_CLOSE)), 0};  
 #elif defined(__linux__)  
 #define SERIAL_TRAMPOLINES 1  
 static uint32 serial_nothing_tvect[2] = {(uint32)SerialNothing, 0};  
 static uint32 serial_open_tvect[2] = {(uint32)SerialOpen, 0};  
 static uint32 serial_prime_in_tvect[2] = {(uint32)SerialPrimeIn, 0};  
 static uint32 serial_prime_out_tvect[2] = {(uint32)SerialPrimeOut, 0};  
 static uint32 serial_control_tvect[2] = {(uint32)SerialControl, 0};  
 static uint32 serial_status_tvect[2] = {(uint32)SerialStatus, 0};  
 static uint32 serial_close_tvect[2] = {(uint32)SerialClose, 0};  
 #endif  
452    
453  static const uint32 ain_driver[] = {    // .AIn driver header  static void SetLongBase(uint32 addr)
454          0x4d000000, 0x00000000,  {
455          0x00200040, 0x00600080,          long_ptr = addr;
456          0x00a0042e, 0x41496e00,  }
457          0x00000000, 0x00000000,  
458          0xaafe0700, 0x00000000,  static void Long(uint32 value)
459          0x00000000, 0x00179822,  {
460  #ifdef SERIAL_TRAMPOLINES          WriteMacInt32(long_ptr, value);
461          0x00010004, (uint32)serial_nothing_tvect,          long_ptr += 4;
462  #else  }
463          0x00010004, (uint32)SerialNothing,  
464  #endif  static void gen_ain_driver(uintptr addr)
465          0x00000000, 0x00000000,  {
466          0xaafe0700, 0x00000000,          SetLongBase(addr);
467          0x00000000, 0x00179822,  
468  #ifdef SERIAL_TRAMPOLINES          // .AIn driver header
469          0x00010004, (uint32)serial_prime_in_tvect,          Long(0x4d000000); Long(0x00000000);
470  #else          Long(0x00200040); Long(0x00600080);
471          0x00010004, (uint32)SerialPrimeIn,          Long(0x00a0042e); Long(0x41496e00);
472  #endif          Long(0x00000000); Long(0x00000000);
473          0x00000000, 0x00000000,          Long(0xaafe0700); Long(0x00000000);
474          0xaafe0700, 0x00000000,          Long(0x00000000); Long(0x00179822);
475          0x00000000, 0x00179822,          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_NOTHING));
476  #ifdef SERIAL_TRAMPOLINES          Long(0x00000000); Long(0x00000000);
477          0x00010004, (uint32)serial_control_tvect,          Long(0xaafe0700); Long(0x00000000);
478  #else          Long(0x00000000); Long(0x00179822);
479          0x00010004, (uint32)SerialControl,          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_PRIME_IN));
480  #endif          Long(0x00000000); Long(0x00000000);
481          0x00000000, 0x00000000,          Long(0xaafe0700); Long(0x00000000);
482          0xaafe0700, 0x00000000,          Long(0x00000000); Long(0x00179822);
483          0x00000000, 0x00179822,          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_CONTROL));
484  #ifdef SERIAL_TRAMPOLINES          Long(0x00000000); Long(0x00000000);
485          0x00010004, (uint32)serial_status_tvect,          Long(0xaafe0700); Long(0x00000000);
486  #else          Long(0x00000000); Long(0x00179822);
487          0x00010004, (uint32)SerialStatus,          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_STATUS));
488  #endif          Long(0x00000000); Long(0x00000000);
489          0x00000000, 0x00000000,          Long(0xaafe0700); Long(0x00000000);
490          0xaafe0700, 0x00000000,          Long(0x00000000); Long(0x00179822);
491          0x00000000, 0x00179822,          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_NOTHING));
492  #ifdef SERIAL_TRAMPOLINES          Long(0x00000000); Long(0x00000000);
         0x00010004, (uint32)serial_nothing_tvect,  
 #else  
         0x00010004, (uint32)SerialNothing,  
 #endif  
         0x00000000, 0x00000000,  
493  };  };
494    
495  static const uint32 aout_driver[] = {   // .AOut driver header  static void gen_aout_driver(uintptr addr)
496          0x4d000000, 0x00000000,  {
497          0x00200040, 0x00600080,          SetLongBase(addr);
498          0x00a0052e, 0x414f7574,  
499          0x00000000, 0x00000000,          // .AOut driver header
500          0xaafe0700, 0x00000000,          Long(0x4d000000); Long(0x00000000);
501          0x00000000, 0x00179822,          Long(0x00200040); Long(0x00600080);
502  #ifdef SERIAL_TRAMPOLINES          Long(0x00a0052e); Long(0x414f7574);
503          0x00010004, (uint32)serial_open_tvect,          Long(0x00000000); Long(0x00000000);
504  #else          Long(0xaafe0700); Long(0x00000000);
505          0x00010004, (uint32)SerialOpen,          Long(0x00000000); Long(0x00179822);
506  #endif          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_OPEN));
507          0x00000000, 0x00000000,          Long(0x00000000); Long(0x00000000);
508          0xaafe0700, 0x00000000,          Long(0xaafe0700); Long(0x00000000);
509          0x00000000, 0x00179822,          Long(0x00000000); Long(0x00179822);
510  #ifdef SERIAL_TRAMPOLINES          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_PRIME_OUT));
511          0x00010004, (uint32)serial_prime_out_tvect,          Long(0x00000000); Long(0x00000000);
512  #else          Long(0xaafe0700); Long(0x00000000);
513          0x00010004, (uint32)SerialPrimeOut,          Long(0x00000000); Long(0x00179822);
514  #endif          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_CONTROL));
515          0x00000000, 0x00000000,          Long(0x00000000); Long(0x00000000);
516          0xaafe0700, 0x00000000,          Long(0xaafe0700); Long(0x00000000);
517          0x00000000, 0x00179822,          Long(0x00000000); Long(0x00179822);
518  #ifdef SERIAL_TRAMPOLINES          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_STATUS));
519          0x00010004, (uint32)serial_control_tvect,          Long(0x00000000); Long(0x00000000);
520  #else          Long(0xaafe0700); Long(0x00000000);
521          0x00010004, (uint32)SerialControl,          Long(0x00000000); Long(0x00179822);
522  #endif          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_CLOSE));
523          0x00000000, 0x00000000,          Long(0x00000000); Long(0x00000000);
         0xaafe0700, 0x00000000,  
         0x00000000, 0x00179822,  
 #ifdef SERIAL_TRAMPOLINES  
         0x00010004, (uint32)serial_status_tvect,  
 #else  
         0x00010004, (uint32)SerialStatus,  
 #endif  
         0x00000000, 0x00000000,  
         0xaafe0700, 0x00000000,  
         0x00000000, 0x00179822,  
 #ifdef SERIAL_TRAMPOLINES  
         0x00010004, (uint32)serial_close_tvect,  
 #else  
         0x00010004, (uint32)SerialClose,  
 #endif  
         0x00000000, 0x00000000,  
524  };  };
525    
526  static const uint32 bin_driver[] = {    // .BIn driver header  static void gen_bin_driver(uintptr addr)
527          0x4d000000, 0x00000000,  {
528          0x00200040, 0x00600080,          SetLongBase(addr);
529          0x00a0042e, 0x42496e00,  
530          0x00000000, 0x00000000,          // .BIn driver header
531          0xaafe0700, 0x00000000,          Long(0x4d000000); Long(0x00000000);
532          0x00000000, 0x00179822,          Long(0x00200040); Long(0x00600080);
533  #ifdef SERIAL_TRAMPOLINES          Long(0x00a0042e); Long(0x42496e00);
534          0x00010004, (uint32)serial_nothing_tvect,          Long(0x00000000); Long(0x00000000);
535  #else          Long(0xaafe0700); Long(0x00000000);
536          0x00010004, (uint32)SerialNothing,          Long(0x00000000); Long(0x00179822);
537  #endif          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_NOTHING));
538          0x00000000, 0x00000000,          Long(0x00000000); Long(0x00000000);
539          0xaafe0700, 0x00000000,          Long(0xaafe0700); Long(0x00000000);
540          0x00000000, 0x00179822,          Long(0x00000000); Long(0x00179822);
541  #ifdef SERIAL_TRAMPOLINES          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_PRIME_IN));
542          0x00010004, (uint32)serial_prime_in_tvect,          Long(0x00000000); Long(0x00000000);
543  #else          Long(0xaafe0700); Long(0x00000000);
544          0x00010004, (uint32)SerialPrimeIn,          Long(0x00000000); Long(0x00179822);
545  #endif          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_CONTROL));
546          0x00000000, 0x00000000,          Long(0x00000000); Long(0x00000000);
547          0xaafe0700, 0x00000000,          Long(0xaafe0700); Long(0x00000000);
548          0x00000000, 0x00179822,          Long(0x00000000); Long(0x00179822);
549  #ifdef SERIAL_TRAMPOLINES          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_STATUS));
550          0x00010004, (uint32)serial_control_tvect,          Long(0x00000000); Long(0x00000000);
551  #else          Long(0xaafe0700); Long(0x00000000);
552          0x00010004, (uint32)SerialControl,          Long(0x00000000); Long(0x00179822);
553  #endif          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_NOTHING));
554          0x00000000, 0x00000000,          Long(0x00000000); Long(0x00000000);
         0xaafe0700, 0x00000000,  
         0x00000000, 0x00179822,  
 #ifdef SERIAL_TRAMPOLINES  
         0x00010004, (uint32)serial_status_tvect,  
 #else  
         0x00010004, (uint32)SerialStatus,  
 #endif  
         0x00000000, 0x00000000,  
         0xaafe0700, 0x00000000,  
         0x00000000, 0x00179822,  
 #ifdef SERIAL_TRAMPOLINES  
         0x00010004, (uint32)serial_nothing_tvect,  
 #else  
         0x00010004, (uint32)SerialNothing,  
 #endif  
         0x00000000, 0x00000000,  
555  };  };
556    
557  static const uint32 bout_driver[] = {   // .BOut driver header  static void gen_bout_driver(uintptr addr)
558          0x4d000000, 0x00000000,  {
559          0x00200040, 0x00600080,          SetLongBase(addr);
560          0x00a0052e, 0x424f7574,  
561          0x00000000, 0x00000000,          // .BOut driver header
562          0xaafe0700, 0x00000000,          Long(0x4d000000); Long(0x00000000);
563          0x00000000, 0x00179822,          Long(0x00200040); Long(0x00600080);
564  #ifdef SERIAL_TRAMPOLINES          Long(0x00a0052e); Long(0x424f7574);
565          0x00010004, (uint32)serial_open_tvect,          Long(0x00000000); Long(0x00000000);
566  #else          Long(0xaafe0700); Long(0x00000000);
567          0x00010004, (uint32)SerialOpen,          Long(0x00000000); Long(0x00179822);
568  #endif          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_OPEN));
569          0x00000000, 0x00000000,          Long(0x00000000); Long(0x00000000);
570          0xaafe0700, 0x00000000,          Long(0xaafe0700); Long(0x00000000);
571          0x00000000, 0x00179822,          Long(0x00000000); Long(0x00179822);
572  #ifdef SERIAL_TRAMPOLINES          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_PRIME_OUT));
573          0x00010004, (uint32)serial_prime_out_tvect,          Long(0x00000000); Long(0x00000000);
574  #else          Long(0xaafe0700); Long(0x00000000);
575          0x00010004, (uint32)SerialPrimeOut,          Long(0x00000000); Long(0x00179822);
576  #endif          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_CONTROL));
577          0x00000000, 0x00000000,          Long(0x00000000); Long(0x00000000);
578          0xaafe0700, 0x00000000,          Long(0xaafe0700); Long(0x00000000);
579          0x00000000, 0x00179822,          Long(0x00000000); Long(0x00179822);
580  #ifdef SERIAL_TRAMPOLINES          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_STATUS));
581          0x00010004, (uint32)serial_control_tvect,          Long(0x00000000); Long(0x00000000);
582  #else          Long(0xaafe0700); Long(0x00000000);
583          0x00010004, (uint32)SerialControl,          Long(0x00000000); Long(0x00179822);
584  #endif          Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_CLOSE));
585          0x00000000, 0x00000000,          Long(0x00000000); Long(0x00000000);
         0xaafe0700, 0x00000000,  
         0x00000000, 0x00179822,  
 #ifdef SERIAL_TRAMPOLINES  
         0x00010004, (uint32)serial_status_tvect,  
 #else  
         0x00010004, (uint32)SerialStatus,  
 #endif  
         0x00000000, 0x00000000,  
         0xaafe0700, 0x00000000,  
         0x00000000, 0x00179822,  
 #ifdef SERIAL_TRAMPOLINES  
         0x00010004, (uint32)serial_close_tvect,  
 #else  
         0x00010004, (uint32)SerialClose,  
 #endif  
         0x00000000, 0x00000000,  
586  };  };
587    
588  static const uint8 adbop_patch[] = {    // Call ADBOp() completion procedure  static const uint8 adbop_patch[] = {    // Call ADBOp() completion procedure
# Line 1109  static bool patch_68k_emul(void) Line 1039  static bool patch_68k_emul(void)
1039          lp = (uint32 *)(ROM_BASE + 0x36f900);          lp = (uint32 *)(ROM_BASE + 0x36f900);
1040          *lp++ = htonl(0x7c2903a6);                                      // mtctr        r1          *lp++ = htonl(0x7c2903a6);                                      // mtctr        r1
1041  #if EMULATED_PPC  #if EMULATED_PPC
1042          *lp++ = POWERPC_NATIVE_OP(NATIVE_DISABLE_INTERRUPT);          *lp++ = htonl(NativeOpcode(NATIVE_DISABLE_INTERRUPT));
1043  #else  #else
1044          *lp++ = htonl(0x80200000 + XLM_IRQ_NEST);       // lwz          r1,XLM_IRQ_NEST          *lp++ = htonl(0x80200000 + XLM_IRQ_NEST);       // lwz          r1,XLM_IRQ_NEST
1045          *lp++ = htonl(0x38210001);                                      // addi         r1,r1,1          *lp++ = htonl(0x38210001);                                      // addi         r1,r1,1
# Line 1143  static bool patch_68k_emul(void) Line 1073  static bool patch_68k_emul(void)
1073          lp = (uint32 *)(ROM_BASE + 0x36fa00);          lp = (uint32 *)(ROM_BASE + 0x36fa00);
1074          *lp++ = htonl(0x7c2903a6);                                      // mtctr        r1          *lp++ = htonl(0x7c2903a6);                                      // mtctr        r1
1075  #if EMULATED_PPC  #if EMULATED_PPC
1076          *lp++ = POWERPC_NATIVE_OP(NATIVE_DISABLE_INTERRUPT);          *lp++ = htonl(NativeOpcode(NATIVE_DISABLE_INTERRUPT));
1077  #else  #else
1078          *lp++ = htonl(0x80200000 + XLM_IRQ_NEST);       // lwz          r1,XLM_IRQ_NEST          *lp++ = htonl(0x80200000 + XLM_IRQ_NEST);       // lwz          r1,XLM_IRQ_NEST
1079          *lp++ = htonl(0x38210001);                                      // addi         r1,r1,1          *lp++ = htonl(0x38210001);                                      // addi         r1,r1,1
# Line 1177  static bool patch_68k_emul(void) Line 1107  static bool patch_68k_emul(void)
1107          lp = (uint32 *)(ROM_BASE + 0x36fb00);          lp = (uint32 *)(ROM_BASE + 0x36fb00);
1108          *lp++ = htonl(0x7c2903a6);                                      // mtctr        r1          *lp++ = htonl(0x7c2903a6);                                      // mtctr        r1
1109  #if EMULATED_PPC  #if EMULATED_PPC
1110          *lp++ = POWERPC_NATIVE_OP(NATIVE_DISABLE_INTERRUPT);          *lp++ = htonl(NativeOpcode(NATIVE_DISABLE_INTERRUPT));
1111  #else  #else
1112          *lp++ = htonl(0x80200000 + XLM_IRQ_NEST);       // lwz          r1,XLM_IRQ_NEST          *lp++ = htonl(0x80200000 + XLM_IRQ_NEST);       // lwz          r1,XLM_IRQ_NEST
1113          *lp++ = htonl(0x38210001);                                      // addi         r1,r1,1          *lp++ = htonl(0x38210001);                                      // addi         r1,r1,1
# Line 1211  static bool patch_68k_emul(void) Line 1141  static bool patch_68k_emul(void)
1141          lp = (uint32 *)(ROM_BASE + 0x36fc00);          lp = (uint32 *)(ROM_BASE + 0x36fc00);
1142          *lp++ = htonl(0x7c2903a6);                                      // mtctr        r1          *lp++ = htonl(0x7c2903a6);                                      // mtctr        r1
1143  #if EMULATED_PPC  #if EMULATED_PPC
1144          *lp++ = POWERPC_NATIVE_OP(NATIVE_DISABLE_INTERRUPT);          *lp++ = htonl(NativeOpcode(NATIVE_DISABLE_INTERRUPT));
1145  #else  #else
1146          *lp++ = htonl(0x80200000 + XLM_IRQ_NEST);       // lwz          r1,XLM_IRQ_NEST          *lp++ = htonl(0x80200000 + XLM_IRQ_NEST);       // lwz          r1,XLM_IRQ_NEST
1147          *lp++ = htonl(0x38210001);                                      // addi         r1,r1,1          *lp++ = htonl(0x38210001);                                      // addi         r1,r1,1
# Line 1352  static bool patch_nanokernel(void) Line 1282  static bool patch_nanokernel(void)
1282    
1283          lp = (uint32 *)(ROM_BASE + 0x318000);          lp = (uint32 *)(ROM_BASE + 0x318000);
1284  #if EMULATED_PPC  #if EMULATED_PPC
1285          *lp++ = POWERPC_NATIVE_OP(NATIVE_ENABLE_INTERRUPT);          *lp++ = htonl(NativeOpcode(NATIVE_ENABLE_INTERRUPT));
1286          *lp = htonl(0x48000000 + ((xlp - 0x8004) & 0x03fffffc));        // b            ROM_BASE+0x312c2c          *lp = htonl(0x48000000 + ((xlp - 0x8004) & 0x03fffffc));        // b            ROM_BASE+0x312c2c
1287  #else  #else
1288          *lp++ = htonl(0x81400000 + XLM_IRQ_NEST);       // lwz  r10,XLM_IRQ_NEST          *lp++ = htonl(0x81400000 + XLM_IRQ_NEST);       // lwz  r10,XLM_IRQ_NEST
# Line 2032  static bool patch_68k(void) Line 1962  static bool patch_68k(void)
1962          memcpy((void *)(ROM_BASE + sony_offset + 0x200), cdrom_driver, sizeof(cdrom_driver));          memcpy((void *)(ROM_BASE + sony_offset + 0x200), cdrom_driver, sizeof(cdrom_driver));
1963    
1964          // Install serial drivers          // Install serial drivers
1965          memcpy_powerpc_code((void *)(ROM_BASE + sony_offset + 0x300), ain_driver, sizeof(ain_driver));          gen_ain_driver( ROM_BASE + sony_offset + 0x300);
1966          memcpy_powerpc_code((void *)(ROM_BASE + sony_offset + 0x400), aout_driver, sizeof(aout_driver));          gen_aout_driver(ROM_BASE + sony_offset + 0x400);
1967          memcpy_powerpc_code((void *)(ROM_BASE + sony_offset + 0x500), bin_driver, sizeof(bin_driver));          gen_bin_driver( ROM_BASE + sony_offset + 0x500);
1968          memcpy_powerpc_code((void *)(ROM_BASE + sony_offset + 0x600), bout_driver, sizeof(bout_driver));          gen_bout_driver(ROM_BASE + sony_offset + 0x600);
1969    
1970          // Copy icons to ROM          // Copy icons to ROM
1971          SonyDiskIconAddr = ROM_BASE + sony_offset + 0x800;          SonyDiskIconAddr = ROM_BASE + sony_offset + 0x800;
# Line 2237  void InstallDrivers(void) Line 2167  void InstallDrivers(void)
2167  {  {
2168          D(bug("Installing drivers...\n"));          D(bug("Installing drivers...\n"));
2169          M68kRegisters r;          M68kRegisters r;
2170          uint8 pb[SIZEOF_IOParam];          SheepArray<SIZEOF_IOParam> pb_var;
2171            const uintptr pb = pb_var.addr();
2172    
2173          // Install floppy driver          // Install floppy driver
2174          if (ROMType == ROMTYPE_NEWWORLD || ROMType == ROMTYPE_GOSSAMER) {          if (ROMType == ROMTYPE_NEWWORLD || ROMType == ROMTYPE_GOSSAMER) {
# Line 2260  void InstallDrivers(void) Line 2191  void InstallDrivers(void)
2191  #endif  #endif
2192    
2193          // Open .Sony driver          // Open .Sony driver
2194          WriteMacInt8((uint32)pb + ioPermssn, 0);          SheepString sony_str("\005.Sony");
2195          WriteMacInt32((uint32)pb + ioNamePtr, (uint32)"\005.Sony");          WriteMacInt8(pb + ioPermssn, 0);
2196          r.a[0] = (uint32)pb;          WriteMacInt32(pb + ioNamePtr, sony_str.addr());
2197            r.a[0] = pb;
2198          Execute68kTrap(0xa000, &r);             // Open()          Execute68kTrap(0xa000, &r);             // Open()
2199    
2200          // Install disk driver          // Install disk driver
# Line 2276  void InstallDrivers(void) Line 2208  void InstallDrivers(void)
2208          WriteMacInt16(dce + dCtlFlags, DiskDriverFlags);          WriteMacInt16(dce + dCtlFlags, DiskDriverFlags);
2209    
2210          // Open disk driver          // Open disk driver
2211          WriteMacInt32((uint32)pb + ioNamePtr, (uint32)"\005.Disk");          SheepString disk_str("\005.Disk");
2212          r.a[0] = (uint32)pb;          WriteMacInt32(pb + ioNamePtr, disk_str.addr());
2213            r.a[0] = pb;
2214          Execute68kTrap(0xa000, &r);             // Open()          Execute68kTrap(0xa000, &r);             // Open()
2215    
2216          // Install CD-ROM driver unless nocdrom option given          // Install CD-ROM driver unless nocdrom option given
# Line 2294  void InstallDrivers(void) Line 2227  void InstallDrivers(void)
2227                  WriteMacInt16(dce + dCtlFlags, CDROMDriverFlags);                  WriteMacInt16(dce + dCtlFlags, CDROMDriverFlags);
2228    
2229                  // Open CD-ROM driver                  // Open CD-ROM driver
2230                  WriteMacInt32((uint32)pb + ioNamePtr, (uint32)"\010.AppleCD");                  SheepString apple_cd("\010.AppleCD");
2231                  r.a[0] = (uint32)pb;                  WriteMacInt32(pb + ioNamePtr, apple_cd.addr());
2232                    r.a[0] = pb;
2233                  Execute68kTrap(0xa000, &r);             // Open()                  Execute68kTrap(0xa000, &r);             // Open()
2234          }          }
2235    
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