Add ROM disk driver stuff

This commit is contained in:
Zane Kaminski 2021-08-07 01:01:54 -04:00
parent e02ef0f8d9
commit 776be92c56
25 changed files with 1048 additions and 65 deletions

189
Makefile
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@ -1,21 +1,24 @@
# path to RETRO68 PREFIX=m68k-apple-macos
RETRO68=~/Retro68-build/toolchain
PREFIX=$(RETRO68)/bin/m68k-apple-macos
AS=$(PREFIX)-as AS=$(PREFIX)-as
CC=$(PREFIX)-gcc CC=$(PREFIX)-gcc
LD=$(PREFIX)-ld LD=$(PREFIX)-ld
OBJCOPY=$(PREFIX)-objcopy OBJCOPY=$(PREFIX)-objcopy
OBJDUMP=$(PREFIX)-objdump OBJDUMP=$(PREFIX)-objdump
CFLAGS=-march=68030 -c -Os
all: bin/rom16M_swap.bin obj/rdisk7M5.s obj/driver7M5.s obj/entry_rel.sym obj/driver_abs.sym all: bin/IIxIIcxSE30/IIxIIcxSE30_8M.bin bin/IIci/IIci_8M.bin bin/IIfx/IIfx_8M.bin bin/IIsi/IIsi_8M.bin bin/GWSys71_8M.bin bin/GWSys6_8M.bin bin/GWSys7Diagnostics_8M.bin obj/rdisk.s obj/driver.s obj/driver_abs.sym
obj: obj:
mkdir obj mkdir $@
bin: bin:
mkdir bin mkdir $@
bin/IIsi: bin
mkdir $@
bin/IIxIIcxSE30: bin
mkdir $@
bin/IIci: bin
mkdir $@
bin/IIfx: bin
mkdir $@
obj/entry.o: entry.s obj obj/entry.o: entry.s obj
@ -25,63 +28,137 @@ obj/entry_rel.sym: obj obj/entry.o
$(OBJDUMP) -t obj/entry.o > $@ $(OBJDUMP) -t obj/entry.o > $@
obj/rdisk7M5.o: rdisk.c obj obj/rdisk.o: rdisk.c obj
$(CC) -Wall -DRDiskSize=7864320 $(CFLAGS) $< -o $@ $(CC) -Wall -march=68030 -c -Os $< -o $@
obj/rdisk7M5.s: obj obj/rdisk7M5.o obj/rdisk.s: obj obj/rdisk.o
$(OBJDUMP) -d obj/rdisk7M5.o > $@ $(OBJDUMP) -d obj/rdisk.o > $@
obj/driver.o: obj obj/entry.o obj/rdisk.o
$(LD) -Ttext=40851D70 -o $@ obj/entry.o obj/rdisk.o
obj/driver.s: obj obj/driver.o
$(OBJDUMP) -d obj/driver.o > $@
obj/driver_abs.sym: obj obj/driver.o
$(OBJDUMP) -t obj/driver.o > $@
obj/spi.o: spi.c obj bin/driver.bin: bin obj/driver.o
$(CC) -Wall $(CFLAGS) $< -o $@ $(OBJCOPY) -O binary obj/driver.o $@
obj/spi.s: obj obj/spi.o bin/baserom_romdisk_ramtest.bin: bin roms/baserom.bin bin/driver.bin obj/driver_abs.sym obj/entry_rel.sym
$(OBJDUMP) -d obj/spi.o > $@ cp roms/baserom.bin $@ # Copy base rom
obj/sdmmc.o: sdmmc.c obj
$(CC) -Wall $(CFLAGS) -Os $< -o $@
obj/sdmmc.s: obj obj/sdmmc.o
$(OBJDUMP) -d obj/sdmmc.o > $@
obj/driver7M5.o: obj obj/entry.o obj/rdisk7M5.o
$(LD) -Ttext=40851D70 -o $@ obj/entry.o obj/rdisk7M5.o obj/spi.o obj/sdmmc.o
obj/driver7M5.s: obj obj/driver7M5.o
$(OBJDUMP) -d obj/driver7M5.o > $@
obj/driver_abs.sym: obj obj/driver7M5.o
$(OBJDUMP) -t obj/driver7M5.o > $@
bin/driver7M5.bin: bin obj/driver7M5.o
$(OBJCOPY) -O binary obj/driver7M5.o $@
bin/rom8M.bin: bin baserom.bin RDisk7M5.dsk bin bin/driver7M5.bin obj/driver_abs.sym obj/entry_rel.sym
cp baserom.bin $@ # Copy base rom
# Patch driver # Patch driver
dd if=bin/driver7M5.bin of=$@ bs=1 seek=335248 skip=32 conv=notrunc # Copy driver code dd if=bin/driver.bin of=$@ bs=1 seek=335248 skip=32 conv=notrunc # Copy driver code
printf '\x78' | dd of=$@ bs=1 seek=335168 count=1 conv=notrunc # Set resource flags printf '\x78' | dd of=$@ bs=1 seek=335168 count=1 conv=notrunc # Set resource flags
printf '\x4F' | dd of=$@ bs=1 seek=335216 count=1 conv=notrunc # Set driver flags printf '\x4F' | dd of=$@ bs=1 seek=335216 count=1 conv=notrunc # Set driver flags
cat obj/entry_rel.sym | grep "DOpen" | cut -c5-8 | xxd -r -p - | dd of=$@ bs=1 seek=335224 count=2 conv=notrunc cat obj/entry_rel.sym | grep "[0-9]\s*DOpen" | cut -c5-8 | xxd -r -p - | dd of=$@ bs=1 seek=335224 count=2 conv=notrunc
cat obj/entry_rel.sym | grep "DPrime" | cut -c5-8 | xxd -r -p - | dd of=$@ bs=1 seek=335226 count=2 conv=notrunc cat obj/entry_rel.sym | grep "[0-9]\s*DPrime" | cut -c5-8 | xxd -r -p - | dd of=$@ bs=1 seek=335226 count=2 conv=notrunc
cat obj/entry_rel.sym | grep "DControl" | cut -c5-8 | xxd -r -p - | dd of=$@ bs=1 seek=335228 count=2 conv=notrunc cat obj/entry_rel.sym | grep "[0-9]\s*DControl" | cut -c5-8 | xxd -r -p - | dd of=$@ bs=1 seek=335228 count=2 conv=notrunc
cat obj/entry_rel.sym | grep "DStatus" | cut -c5-8 | xxd -r -p - | dd of=$@ bs=1 seek=335230 count=2 conv=notrunc cat obj/entry_rel.sym | grep "[0-9]\s*DStatus" | cut -c5-8 | xxd -r -p - | dd of=$@ bs=1 seek=335230 count=2 conv=notrunc
cat obj/entry_rel.sym | grep "DClose" | cut -c5-8 | xxd -r -p - | dd of=$@ bs=1 seek=335232 count=2 conv=notrunc cat obj/entry_rel.sym | grep "[0-9]\s*DClose" | cut -c5-8 | xxd -r -p - | dd of=$@ bs=1 seek=335232 count=2 conv=notrunc
dd if=RDisk7M5.dsk of=$@ bs=1024 seek=512 count=7680 conv=notrunc # copy disk image
bin/rom8M_swap.bin: bin bin/rom8M.bin bin/baserom_romdisk_noramtest.bin: bin bin/baserom_romdisk_ramtest.bin
dd if=bin/rom8M.bin of=$@ conv=swab # swap bytes cp bin/baserom_romdisk_ramtest.bin $@ # Copy base rom
# Disable RAM test
printf '\x4E\xD6' | dd of=$@ bs=1 seek=288736 count=2 conv=notrunc
printf '\x4E\xD6' | dd of=$@ bs=1 seek=289016 count=2 conv=notrunc
bin/iisi_swap.bin: bin iisi.bin
dd if=iisi.bin of=$@ conv=swab # swap bytes
bin/rom16M_swap.bin: bin/iisi_swap.bin bin/rom8M_swap.bin bin/GWSys71_8M.bin: bin bin/baserom_romdisk_noramtest.bin disks/RDisk7M5.dsk
cat bin/rom8M_swap.bin > $@ # Copy base rom with ROM disk driver
cat bin/iisi_swap.bin >> $@ cp bin/baserom_romdisk_noramtest.bin $@
# Patch ROM disk driver parameter table
printf '\x00\x01\x2A\x29' | dd of=$@ bs=1 seek=335260 count=4 conv=notrunc # Patch CDR patch offset
printf '\x40\x89\x2A\x14' | dd of=$@ bs=1 seek=335268 count=4 conv=notrunc # Patch CDR name address
printf '\x44' | dd of=$@ bs=1 seek=335273 count=1 conv=notrunc # Patch CDR disable byte
printf '\x00\x78\x00\x00' | dd of=$@ bs=1 seek=335276 count=4 conv=notrunc # Patch ROM disk size
# Copy ROM disk image
dd if=disks/RDisk7M5.dsk of=$@ bs=1024 seek=512 conv=notrunc
bin/GWSys6_4M.bin: bin bin/baserom_romdisk_noramtest.bin disks/RDisk3M5.dsk
# Copy base rom with ROM disk driver
cp bin/baserom_romdisk_noramtest.bin $@
# Patch ROM disk driver parameter table
printf '\xFF\xFF\xFF\xFF' | dd of=$@ bs=1 seek=335260 count=4 conv=notrunc # Patch CDR patch offset
printf '\x00\x00\x00\x00' | dd of=$@ bs=1 seek=335268 count=4 conv=notrunc # Patch CDR name address
printf '\x44' | dd of=$@ bs=1 seek=335273 count=1 conv=notrunc # Patch CDR disable byte
printf '\x00\x38\x00\x00' | dd of=$@ bs=1 seek=335276 count=4 conv=notrunc # Patch ROM disk size
# Copy ROM disk image
dd if=disks/RDisk3M5.dsk of=$@ bs=1024 seek=512 conv=notrunc
bin/GWSys6_8M.bin: bin/GWSys6_4M.bin
cat bin/GWSys6_4M.bin > $@
cat bin/GWSys6_4M.bin >> $@
bin/GWSys7Diagnostics_8M.bin: bin bin/baserom_romdisk_ramtest.bin disks/RDisk7M5-diagnostics.dsk
# Copy base rom with ROM disk driver
cp bin/baserom_romdisk_ramtest.bin $@
# Patch ROM disk driver parameter table
printf '\xFF\xFF\xFF\xFF' | dd of=$@ bs=1 seek=335260 count=4 conv=notrunc # Patch CDR patch offset
printf '\x00\x00\x00\x00' | dd of=$@ bs=1 seek=335268 count=4 conv=notrunc # Patch CDR name address
printf '\x44' | dd of=$@ bs=1 seek=335273 count=1 conv=notrunc # Patch CDR disable byte
printf '\x00\x78\x00\x00' | dd of=$@ bs=1 seek=335276 count=4 conv=notrunc # Patch ROM disk size
# Copy ROM disk image
dd if=disks/RDisk7M5-diagnostics.dsk of=$@ bs=1024 seek=512 conv=notrunc
bin/IIxIIcxSE30/IIxIIcxSE30_512k.bin: bin/IIxIIcxSE30 roms/IIxIIcxSE30.bin
cat roms/IIxIIcxSE30.bin > $@; cat roms/IIxIIcxSE30.bin >> $@
bin/IIxIIcxSE30/IIxIIcxSE30_1M.bin: bin/IIxIIcxSE30 bin/IIxIIcxSE30/IIxIIcxSE30_512k.bin
cat bin/IIxIIcxSE30/IIxIIcxSE30_512k.bin > $@; cat bin/IIxIIcxSE30/IIxIIcxSE30_512k.bin >> $@
bin/IIxIIcxSE30/IIxIIcxSE30_2M.bin: bin/IIxIIcxSE30 bin/IIxIIcxSE30/IIxIIcxSE30_1M.bin
cat bin/IIxIIcxSE30/IIxIIcxSE30_1M.bin > $@; cat bin/IIxIIcxSE30/IIxIIcxSE30_1M.bin >> $@
bin/IIxIIcxSE30/IIxIIcxSE30_4M.bin: bin/IIxIIcxSE30 bin/IIxIIcxSE30/IIxIIcxSE30_2M.bin
cat bin/IIxIIcxSE30/IIxIIcxSE30_2M.bin > $@; cat bin/IIxIIcxSE30/IIxIIcxSE30_2M.bin >> $@
bin/IIxIIcxSE30/IIxIIcxSE30_8M.bin: bin/IIxIIcxSE30 bin/IIxIIcxSE30/IIxIIcxSE30_4M.bin
cat bin/IIxIIcxSE30/IIxIIcxSE30_4M.bin > $@; cat bin/IIxIIcxSE30/IIxIIcxSE30_4M.bin >> $@
bin/IIci/IIci_1M.bin: bin/IIci roms/IIci.bin
cat roms/IIci.bin > $@; cat roms/IIci.bin >> $@
bin/IIci/IIci_2M.bin: bin/IIci bin/IIci/IIci_1M.bin
cat bin/IIci/IIci_1M.bin > $@; cat bin/IIci/IIci_1M.bin >> $@
bin/IIci/IIci_4M.bin: bin/IIci bin/IIci/IIci_2M.bin
cat bin/IIci/IIci_2M.bin > $@; cat bin/IIci/IIci_2M.bin >> $@
bin/IIci/IIci_8M.bin: bin/IIci bin/IIci/IIci_4M.bin
cat bin/IIci/IIci_4M.bin > $@; cat bin/IIci/IIci_4M.bin >> $@
bin/IIfx/IIfx_1M.bin: bin/IIfx roms/IIfx.bin
cat roms/IIfx.bin > $@; cat roms/IIfx.bin >> $@
bin/IIfx/IIfx_2M.bin: bin/IIfx bin/IIfx/IIfx_1M.bin
cat bin/IIfx/IIfx_1M.bin > $@; cat bin/IIfx/IIfx_1M.bin >> $@
bin/IIfx/IIfx_4M.bin: bin/IIfx bin/IIfx/IIfx_2M.bin
cat bin/IIfx/IIfx_2M.bin > $@; cat bin/IIfx/IIfx_2M.bin >> $@
bin/IIfx/IIfx_8M.bin: bin/IIfx bin/IIfx/IIfx_4M.bin
cat bin/IIfx/IIfx_4M.bin > $@; cat bin/IIfx/IIfx_4M.bin >> $@
bin/IIsi/IIsi_1M.bin: bin/IIsi roms/IIsi.bin
cat roms/IIsi.bin > $@; cat roms/IIsi.bin >> $@
bin/IIsi/IIsi_2M.bin: bin/IIsi bin/IIsi/IIsi_1M.bin
cat bin/IIsi/IIsi_1M.bin > $@; cat bin/IIsi/IIsi_1M.bin >> $@
bin/IIsi/IIsi_4M.bin: bin/IIsi bin/IIsi/IIsi_2M.bin
cat bin/IIsi/IIsi_2M.bin > $@; cat bin/IIsi/IIsi_2M.bin >> $@
bin/IIsi/IIsi_8M.bin: bin/IIsi bin/IIsi/IIsi_4M.bin
cat bin/IIsi/IIsi_4M.bin > $@; cat bin/IIsi/IIsi_4M.bin >> $@
.PHONY: clean .PHONY: clean

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#include "RDiskCP.h" static long RDiskCPMacDev() { int i; // Check signature and return 0 if doesn't match // Don't check for length byte at beginning or null byte at endss for (i = 1; i < sizeof(RDiskSigStr)-1; i++) { if (RDiskSigPtr[i] != RDiskSigStr[i]) { // If signature doesn't match, // fail if not holding R key if (!((*((char*)0x175)) & 0x80)) { return 0; } } } return 1; // Otherwise return 1 if signature matches } static void RDiskCPUpdate(DialogPtr cpDialog, short numItems) { GrafPtr savePort; Handle h; Rect r; short type; char startup, ram; // Get startup and ram from PRAM RDiskCPReadXPRam(1, 4, &startup); RDiskCPReadXPRam(1, 5, &ram); // Save GrafPort and set port to dialog before updating items GetPort(&savePort); SetPort(cpDialog); GetDItem(cpDialog, BootCheckbox+numItems, &type, &h, &r); SetCtlValue((ControlHandle)h, startup & 0x01 ? 1 : 0); GetDItem(cpDialog, MountCheckbox+numItems, &type, &h, &r); SetCtlValue((ControlHandle)h, !(startup & 0x02) && !(startup & 0x01) ? 1 : 0); HiliteControl((ControlHandle)h, startup & 0x01 ? 255 : 0); GetDItem(cpDialog, RAMCheckbox+numItems, &type, &h, &r); SetCtlValue((ControlHandle)h, ((startup & 0x01) || !(startup & 0x02)) && (ram & 0x01) ? 1 : 0); HiliteControl((ControlHandle)h, (startup & 0x01) || !(startup & 0x02) ? 0 : 255); GetDItem(cpDialog, DebugCheckbox+numItems, &type, &h, &r); SetCtlValue((ControlHandle)h, startup & 0x04 && (startup & 0x01) ? 1 : 0); HiliteControl((ControlHandle)h, !(startup & 0x01) || !*RDiskDBGDisPos ? 255 : 0); GetDItem(cpDialog, CDROMCheckbox+numItems, &type, &h, &r); SetCtlValue((ControlHandle)h, startup & 0x08 && (startup & 0x01) ? 1 : 0); HiliteControl((ControlHandle)h, !(startup & 0x01) || !*RDiskCDROMDisPos ? 255 : 0); // Restore old GrafPort SetPort(savePort); } static void RDiskCPHitDev(short message, short item, short numItems, short cpPrivateVal, EventRecord *theEvent, void *cdevStorageValue, DialogPtr cpDialog) { char startup, ram; RDiskCPReadXPRam(1, 4, &startup); RDiskCPReadXPRam(1, 5, &ram); switch (item - numItems) { case BootCheckbox: if (startup & 0x01) { startup &= 0x0F & ~0x01; } else { startup = startup & 0x0F | 0x01; } break; case MountCheckbox: if (!(startup & 0x01)) { if (startup & 0x02) { startup &= 0x0F & ~0x02; } else { startup = startup & 0x0F | 0x02; } } break; case RAMCheckbox: if ((startup & 0x01) || !(startup & 0x02)) { if (ram & 0x01) { ram = 0x00; } else { ram = 0x01; } } break; case DebugCheckbox: if (startup & 0x01) { if (startup & 0x04) { startup &= 0x0F & ~0x04; } else { startup = startup & 0x0F | 0x04; } } break; case CDROMCheckbox: if (startup & 0x01) { if (startup & 0x08) { startup &= 0x0F & ~0x08; } else { startup = startup & 0x0F | 0x08; } } break; }; RDiskCPWriteXPRam(1, 4, &startup); RDiskCPWriteXPRam(1, 5, &ram); RDiskCPUpdate(cpDialog, numItems); } static void RDiskCPInitDev(short message, short item, short numItems, short cpPrivateVal, EventRecord *theEvent, void *cdevStorageValue, DialogPtr cpDialog) { Str15 ramSize; Str255 dbgName = "\pMacsBug"; Str255 cdromName = "\pCD-ROM Ext."; int i; ramSize[0] = 2; if (RDiskCPMacDev()) { ramSize[1] = RDiskRAMReq[0]; ramSize[2] = RDiskRAMReq[1]; } else { ramSize[1] = '1'; ramSize[2] = '6'; } if (RDiskCPMacDev() && *RDiskDBGNamePos != 0) { for (i = 0; i < 255; i++) { dbgName[i] = (*RDiskDBGNamePos)[i]; } } if (RDiskCPMacDev() && *RDiskCDROMNamePos != 0) { for (i = 0; i < 255; i++) { cdromName[i] = (*RDiskCDROMNamePos)[i]; } } ParamText(ramSize, dbgName, cdromName, 0); } pascal long main(short message, short item, short numItems, short cpPrivateVal, EventRecord *theEvent, void *cdevStorageValue, DialogPtr cpDialog) { long ret = (long)cdevStorageValue; // Switch to our A4 world EnterCodeResource(); // Handle message switch (message) { case initDev: RDiskCPInitDev(message, item, numItems, cpPrivateVal, theEvent, cdevStorageValue, cpDialog); // (fall through to return cdevUnset) case closeDev: ret = cdevUnset; break; case macDev: ret = RDiskCPMacDev(); break; case updateDev: case activDev: case deactivDev: RDiskCPUpdate(cpDialog, numItems); break; case hitDev: RDiskCPHitDev(message, item, numItems, cpPrivateVal, theEvent, cdevStorageValue, cpDialog); break; }; // Restore old A4 world and return result ExitCodeResource(); return ret; }

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#ifndef RDISKCP_H #define RDISKCP_H #include <A4Stuff.h> #define BootCheckbox 3 #define BootCaption 6 #define MountCheckbox 5 #define MountCaption 8 #define RAMCheckbox 7 #define RAMCaption 10 #define DebugCheckbox 13 #define DebugCaption 14 #define CDROMCheckbox 15 #define CDROMCaption 16 #define RDiskSigPtr ((char*)0x40851D90) #define RDiskSigStr "\5RDisk" // sizeof(RDiskSigStr) == 7 #define RDiskDBGNamePos ((char**)0x40851DA0) #define RDiskDBGDisPos ((char**)0x40851D98) #define RDiskDBGDisByte ((char*)0x40851DA8) #define RDiskCDROMNamePos ((char**)0x40851DA4) #define RDiskCDROMDisPos ((char**)0x40851D9C) #define RDiskCDROMDisByte ((char*)0x40851DA9) #define RDiskRAMReq ((char*)0x40851DAA) #pragma parameter __D0 RDiskCPReadXPRam(__D0, __D1, __A0) short RDiskCPReadXPRam(short size, short offset, char *where) = {0x4840, 0x3001, 0xA051}; #pragma parameter __D0 RDiskCPWriteXPRam(__D0, __D1, __A0) short RDiskCPWriteXPRam(short size, short offset, char *where) = {0x4840, 0x3001, 0xA052}; #endif

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&EQ&LE'8JC'9LG@GRCA)!N!DD!'m!TJ%qL#*&EQ&LE'8J*eia*b"hD'9Z)'*[Eh4
TEQFJCR*[E5"56ddZ!*!&U`"F!,N"23894@jKBQaP)%0%,9*265"cGA"`Eh*d!*!
'Z3"[!-8"2SJL4@jKBQaP)#GH-LFJGfKPEL"LEfpdD@jR)'CbEfdJ8Np0,J!!!3#
3!`Q6!!!)N`!!!48!dqYN$CJ!N!-F!3B!#QjbBh3!N!0DD@0c0!#3!fCTBh-M!*!
$FNP$6L-!N!0q4P*&4J#3!iT#6N4-!*!$PQPME$3!N!1L8%P$9!!"!+jYB@0S!*!
$aR*NFfX!N!254%P86!#3!pl`)2rr!*!)m#$rr`#3!`i!N!6`)2rr!*!$NJ#3"2!
JrrmJ!!$@!*!%m#$rr`!!!pi!N!6`)2rr!!!$k3#3"2!Jrrm!!!(D!*!&J2rr!!!
%#3$6rVJ!JIrr!!!%d!$6rXM`)2rr!!!%b!#3#J8K!*!%m#$rr`!!"L8!drm!$Np
hEQ9b)(*PFfpeFQ0P8D8!:

13
checksum.py Normal file
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@ -0,0 +1,13 @@
import sys
import struct
with open(sys.argv[1], mode='rb') as file:
file.read(4) # discard first four bytes
rombin = file.read() # read rest of file
cksum = 0
count = 0;
for i in struct.unpack('>' + str(len(rombin)/2) + 'H', rombin):
cksum += i
count += 1
cksum &= 0xFFFFFFFF
print(hex(cksum))

BIN
disks/RDisk7M5.dsk Normal file

Binary file not shown.

14
entry.s
View File

@ -4,13 +4,6 @@
.EQU kioResult, 16 .EQU kioResult, 16
.EQU kcsCode, 26 .EQU kcsCode, 26
.EQU JIODone, 0x08FC .EQU JIODone, 0x08FC
.GLOBAL RDiskSig
.GLOBAL RDiskDBGNamePos
.GLOBAL RDiskDBGDisPos
.GLOBAL RDiskDBGDisByte
.GLOBAL RDiskCDRNamePos
.GLOBAL RDiskCDRDisPos
.GLOBAL RDiskCDRDisByte
dc.l 0x00000000, 0x00000000, 0x00000000, 0x00000000 dc.l 0x00000000, 0x00000000, 0x00000000, 0x00000000
dc.l 0x00000000, 0x00000000, 0x00000000, 0x00000000 dc.l 0x00000000, 0x00000000, 0x00000000, 0x00000000
@ -21,11 +14,11 @@ RDiskSig:
RDiskDBGDisPos: RDiskDBGDisPos:
dc.l 0x00000031 dc.l 0x00000031
RDiskCDRDisPos: RDiskCDRDisPos:
dc.l 0x00012CAF dc.l 0xFFFFFFFF
RDiskDBGNameAddr: RDiskDBGNameAddr:
dc.l 0x4088002A dc.l 0x4088002A
RDiskCDRNameAddr: RDiskCDRNameAddr:
dc.l 0x40892C96 dc.l 0x00000000
RDiskDBGDisByte: RDiskDBGDisByte:
dc.b 0x44 dc.b 0x44
RDiskCDRDisByte: RDiskCDRDisByte:
@ -34,6 +27,9 @@ RDiskRAMRequired:
.ascii "16" .ascii "16"
.align 4 .align 4
RDiskSize:
dc.l 0x00780000
DOpen: DOpen:
movem.l %A0-%A1, -(%SP) movem.l %A0-%A1, -(%SP)
bsr RDOpen bsr RDOpen

89
old/Makefile Normal file
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# path to RETRO68
RETRO68=~/Retro68-build/toolchain
PREFIX=$(RETRO68)/bin/m68k-apple-macos
AS=$(PREFIX)-as
CC=$(PREFIX)-gcc
LD=$(PREFIX)-ld
OBJCOPY=$(PREFIX)-objcopy
OBJDUMP=$(PREFIX)-objdump
CFLAGS=-march=68030 -c -Os
all: bin/rom16M_swap.bin obj/rdisk7M5.s obj/driver7M5.s obj/entry_rel.sym obj/driver_abs.sym
obj:
mkdir obj
bin:
mkdir bin
obj/entry.o: entry.s obj
$(AS) $< -o $@
obj/entry_rel.sym: obj obj/entry.o
$(OBJDUMP) -t obj/entry.o > $@
obj/rdisk7M5.o: rdisk.c obj
$(CC) -Wall -DRDiskSize=7864320 $(CFLAGS) $< -o $@
obj/rdisk7M5.s: obj obj/rdisk7M5.o
$(OBJDUMP) -d obj/rdisk7M5.o > $@
obj/spi.o: spi.c obj
$(CC) -Wall $(CFLAGS) $< -o $@
obj/spi.s: obj obj/spi.o
$(OBJDUMP) -d obj/spi.o > $@
obj/sdmmc.o: sdmmc.c obj
$(CC) -Wall $(CFLAGS) -Os $< -o $@
obj/sdmmc.s: obj obj/sdmmc.o
$(OBJDUMP) -d obj/sdmmc.o > $@
obj/driver7M5.o: obj obj/entry.o obj/rdisk7M5.o
$(LD) -Ttext=40851D70 -o $@ obj/entry.o obj/rdisk7M5.o obj/spi.o obj/sdmmc.o
obj/driver7M5.s: obj obj/driver7M5.o
$(OBJDUMP) -d obj/driver7M5.o > $@
obj/driver_abs.sym: obj obj/driver7M5.o
$(OBJDUMP) -t obj/driver7M5.o > $@
bin/driver7M5.bin: bin obj/driver7M5.o
$(OBJCOPY) -O binary obj/driver7M5.o $@
bin/rom8M.bin: bin baserom.bin RDisk7M5.dsk bin bin/driver7M5.bin obj/driver_abs.sym obj/entry_rel.sym
cp baserom.bin $@ # Copy base rom
# Patch driver
dd if=bin/driver7M5.bin of=$@ bs=1 seek=335248 skip=32 conv=notrunc # Copy driver code
printf '\x78' | dd of=$@ bs=1 seek=335168 count=1 conv=notrunc # Set resource flags
printf '\x4F' | dd of=$@ bs=1 seek=335216 count=1 conv=notrunc # Set driver flags
cat obj/entry_rel.sym | grep "DOpen" | cut -c5-8 | xxd -r -p - | dd of=$@ bs=1 seek=335224 count=2 conv=notrunc
cat obj/entry_rel.sym | grep "DPrime" | cut -c5-8 | xxd -r -p - | dd of=$@ bs=1 seek=335226 count=2 conv=notrunc
cat obj/entry_rel.sym | grep "DControl" | cut -c5-8 | xxd -r -p - | dd of=$@ bs=1 seek=335228 count=2 conv=notrunc
cat obj/entry_rel.sym | grep "DStatus" | cut -c5-8 | xxd -r -p - | dd of=$@ bs=1 seek=335230 count=2 conv=notrunc
cat obj/entry_rel.sym | grep "DClose" | cut -c5-8 | xxd -r -p - | dd of=$@ bs=1 seek=335232 count=2 conv=notrunc
dd if=RDisk7M5.dsk of=$@ bs=1024 seek=512 count=7680 conv=notrunc # copy disk image
bin/rom8M_swap.bin: bin bin/rom8M.bin
dd if=bin/rom8M.bin of=$@ conv=swab # swap bytes
bin/iisi_swap.bin: bin iisi.bin
dd if=iisi.bin of=$@ conv=swab # swap bytes
bin/rom16M_swap.bin: bin/iisi_swap.bin bin/rom8M_swap.bin
cat bin/rom8M_swap.bin > $@
cat bin/iisi_swap.bin >> $@
.PHONY: clean
clean:
rm -fr bin obj

84
old/entry.s Normal file
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@ -0,0 +1,84 @@
.EQU killCode, 1
.EQU noQueueBit, 9
.EQU kioTrap, 6
.EQU kioResult, 16
.EQU kcsCode, 26
.EQU JIODone, 0x08FC
.GLOBAL RDiskSig
.GLOBAL RDiskDBGNamePos
.GLOBAL RDiskDBGDisPos
.GLOBAL RDiskDBGDisByte
.GLOBAL RDiskCDRNamePos
.GLOBAL RDiskCDRDisPos
.GLOBAL RDiskCDRDisByte
dc.l 0x00000000, 0x00000000, 0x00000000, 0x00000000
dc.l 0x00000000, 0x00000000, 0x00000000, 0x00000000
RDiskSig:
.ascii "\5RDisk\0"
.align 4
RDiskDBGDisPos:
dc.l 0x00000031
RDiskCDRDisPos:
dc.l 0x00012CAF
RDiskDBGNameAddr:
dc.l 0x4088002A
RDiskCDRNameAddr:
dc.l 0x40892C96
RDiskDBGDisByte:
dc.b 0x44
RDiskCDRDisByte:
dc.b 0x44
RDiskRAMRequired:
.ascii "16"
.align 4
DOpen:
movem.l %A0-%A1, -(%SP)
bsr RDOpen
movem.l (%SP)+, %A0-%A1
rts
DClose:
movem.l %A0-%A1, -(%SP)
bsr RDClose
movem.l (%SP)+, %A0-%A1
rts
DPrime:
movem.l %A0-%A1, -(%SP)
bsr RDPrime
movem.l (%SP)+, %A0-%A1
bra.b IOReturn
DControl:
movem.l %A0-%A1, -(%SP)
bsr RDCtl
movem.l (%SP)+, %A0-%A1
cmpi.w #killCode, kcsCode(%A0)
bne.b IOReturn
rts
DStatus:
movem.l %A0-%A1, -(%SP)
bsr RDStat
movem.l (%SP)+, %A0-%A1
IOReturn:
move.w kioTrap(%A0), %D1
btst #noQueueBit, %D1
beq.b Queued
NotQueued:
tst.w %D0
ble.b ImmedRTS
clr.w %D0
ImmedRTS:
move.w %D0, kioResult(%A0)
rts
Queued:
move.l JIODone, -(%SP)
rts

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353
rdisk.c Normal file
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#include <Memory.h>
#include <Devices.h>
#include <Files.h>
#include <Disks.h>
#include <Errors.h>
#include <Events.h>
#include <OSUtils.h>
#include "rdisk.h"
// Decode keyboard/PRAM settings
static void RDDecodeSettings(Ptr unmountEN, Ptr mountEN, Ptr ramEN, Ptr dbgEN, Ptr cdrEN) {
// Sample R and A keys repeatedly
char r = 0, a = 0;
long tmax = TickCount() + 60;
for (long i = 0; i < 1000000; i++) {
a |= RDiskIsAPressed();
r |= RDiskIsRPressed() | a;
if (r) { break; }
if (TickCount() > tmax) { break; }
}
// Read PRAM
char legacy_startup, legacy_ram;
RDiskReadXPRAM(1, 4, &legacy_startup);
RDiskReadXPRAM(1, 5, &legacy_ram);
// Decode settings: unmount (don't boot), mount (after boot), RAM disk
if (r) { // R boots from ROM disk
*unmountEN = 0; // Don't unmount so we boot from this drive
*mountEN = 0; // No need to mount later since we are boot disk
*ramEN = a; // A enables RAM disk
*dbgEN = 0;
*cdrEN = 0;
} else {
if (legacy_startup & 0x01) { // Boot from ROM disk
*unmountEN = 0; // Don't unmount so we boot from this drive
*mountEN = 0; // No need to mount later since we are boot disk
*ramEN = legacy_ram & 0x01; // Allocate RAM disk if bit 0 == 1
*dbgEN = legacy_startup & 0x04; // MacsBug enabled if bit 2 == 1
*cdrEN = legacy_startup & 0x08; // CD-ROM enabled if bit 3 == 1
} else if (!(legacy_startup & 0x02)) { // Mount ROM disk
*unmountEN = 1; // Unmount to not boot from our disk
*mountEN = 1; // Mount in accRun
*ramEN = legacy_ram & 0x01; // Allocate RAM disk if bit 0 == 1
*dbgEN = 1; // CD-ROM ext. always enabled in mount mode
*cdrEN = 1; // MacsBug always enabled in mount mode
} else {
*unmountEN = 1; // Unmount
*mountEN = 0; // Don't mount again
*ramEN = 0; // Don't allocate RAM disk
*dbgEN = 1; // CD-ROM ext. always enabled in unmount mode
*cdrEN = 1; // MacsBug always enabled in unmount mode
}
}
}
// Switch to 32-bit mode and copy
#pragma parameter C24(__A0, __A1, __D0)
void __attribute__ ((noinline)) C24(Ptr sourcePtr, Ptr destPtr, unsigned long byteCount) {
signed char mode = true32b;
SwapMMUMode(&mode);
BlockMove(sourcePtr, destPtr, byteCount);
SwapMMUMode(&mode);
}
// Switch to 32-bit mode and get
#pragma parameter __D0 G24(__A2)
char __attribute__ ((noinline)) G24(Ptr pos) {
long ret;
signed char mode = true32b;
SwapMMUMode(&mode);
ret = *pos; // Peek
SwapMMUMode(&mode);
return ret;
}
// Switch to 32-bit mode and set
#pragma parameter S24(__A2, __D3)
void __attribute__ ((noinline)) S24(Ptr pos, char patch) {
signed char mode = true32b;
SwapMMUMode(&mode);
*pos = patch; // Poke
SwapMMUMode(&mode);
}
// Figure out the first available drive number >= 5
static int RDFindDrvNum() {
DrvQElPtr dq;
int drvNum = 5;
for (dq = (DrvQElPtr)(GetDrvQHdr())->qHead; dq; dq = (DrvQElPtr)dq->qLink) {
if (dq->dQDrive >= drvNum) { drvNum = dq->dQDrive + 1; }
}
return drvNum;
}
#pragma parameter __D0 RDOpen(__A0, __A1)
OSErr RDOpen(IOParamPtr p, DCtlPtr d) {
int drvNum;
RDiskStorage_t *c;
char legacy_startup;
// Do nothing if already opened
if (d->dCtlStorage) { return noErr; }
// Do nothing if inhibited
RDiskReadXPRAM(1, 4, &legacy_startup);
if (legacy_startup & 0x80) { return noErr; }
// Allocate storage struct
d->dCtlStorage = NewHandleSysClear(sizeof(RDiskStorage_t));
if (!d->dCtlStorage) { return openErr; }
// Lock our storage struct and get master pointer
HLock(d->dCtlStorage);
c = *(RDiskStorage_t**)d->dCtlStorage;
// Find first available drive number
drvNum = RDFindDrvNum();
// Get debug and CD-ROM disable settings from ROM table
c->dbgDisByte = RDiskDBGDisByte;
c->cdrDisByte = RDiskCDRDisByte;
// Set drive status
//c->status.track = 0;
c->status.writeProt = -1; // nonzero is write protected
c->status.diskInPlace = 8; // 8 is nonejectable disk
c->status.installed = 1; // drive installed
//c->status.sides = 0;
//c->status.qType = 1;
c->status.dQDrive = drvNum;
//c->status.dQFSID = 0;
c->status.dQRefNum = d->dCtlRefNum;
c->status.driveSize = RDiskSize / 512;
//c->status.driveS1 = (RDiskSize / 512) >> 16;
// Decompress icon
#ifdef RDISK_COMPRESS_ICON_ENABLE
char *src = &RDiskIconCompressed[0];
char *dst = &c->icon[0];
UnpackBits(&src, &dst, RDISK_ICON_SIZE);
#endif
// Add drive to drive queue and return
RDiskAddDrive(c->status.dQRefNum, drvNum, (DrvQElPtr)&c->status.qLink);
return noErr;
}
// Init is called at beginning of first prime (read/write) call
static void RDInit(IOParamPtr p, DCtlPtr d, RDiskStorage_t *c) {
char unmountEN, mountEN, ramEN, dbgEN, cdrEN;
// Mark init done
c->initialized = 1;
// Decode settings
RDDecodeSettings(&unmountEN, &mountEN, &ramEN, &dbgEN, &cdrEN);
// If RAM disk enabled, try to allocate RAM disk buffer if not already
if (ramEN & !c->ramdisk) {
if (*MMU32bit) { // 32-bit mode
unsigned long minBufPtr, newBufPtr;
// Compute if there is enough high memory
minBufPtr = ((unsigned long)*MemTop / 2) + 1024;
newBufPtr = (unsigned long)*BufPtr - RDiskSize;
if (newBufPtr > minBufPtr && (unsigned long)*BufPtr > newBufPtr) {
// Allocate RAM disk buffer by lowering BufPtr
*BufPtr = (Ptr)newBufPtr;
// Set RAM disk buffer pointer.
c->ramdisk = *BufPtr;
// Copy ROM disk image to RAM disk
BlockMove(RDiskBuf, c->ramdisk, RDiskSize);
// Clearing write protect marks RAM disk enabled
c->status.writeProt = 0;
}
} else { // 24-bit mode
// Put RAM disk just past 8MB
c->ramdisk = (Ptr)(8 * 1024 * 1024);
// Copy ROM disk image to RAM disk
//FIXME: what if we don't have enough RAM?
// Will this wrap around and overwrite low memory?
// That's not the worst, since the system would just crash,
// but it would be better to switch to read-only status
copy24(RDiskBuf, c->ramdisk, RDiskSize);
// Clearing write protect marks RAM disk enabled
c->status.writeProt = 0;
}
}
// Patch
if (RDiskDBGDisPos < RDiskSize) {
if (c->ramdisk && !dbgEN) {
poke24(c->ramdisk + RDiskDBGDisPos, c->dbgDisByte);
} else if (dbgEN) {
peek24(RDiskBuf + RDiskDBGDisPos, c->dbgDisByte);
}
}
if (RDiskCDRDisPos < RDiskSize) {
if (c->ramdisk && !cdrEN) {
poke24(c->ramdisk + RDiskCDRDisPos, c->cdrDisByte);
} else if (cdrEN) {
peek24(RDiskBuf + RDiskCDRDisPos, c->cdrDisByte);
}
}
// Unmount if not booting from ROM disk
if (unmountEN) { c->status.diskInPlace = 0; }
// If mount enabled, enable accRun to post disk inserted event later
if (mountEN) {
d->dCtlDelay = 150; // Set accRun delay (150 ticks is 2.5 sec.)
d->dCtlFlags |= dNeedTimeMask; // Enable accRun
}
}
#pragma parameter __D0 RDPrime(__A0, __A1)
OSErr RDPrime(IOParamPtr p, DCtlPtr d) {
RDiskStorage_t *c;
char cmd;
Ptr disk;
// Return disk offline error if dCtlStorage null
if (!d->dCtlStorage) { return notOpenErr; }
// Dereference dCtlStorage to get pointer to our context
c = *(RDiskStorage_t**)d->dCtlStorage;
// Initialize if this is the first prime call
if (!c->initialized) { RDInit(p, d, c); }
// Return disk offline error if virtual disk not inserted
if (!c->status.diskInPlace) { return offLinErr; }
// Get pointer to RAM or ROM disk buffer
disk = (c->ramdisk ? c->ramdisk : RDiskBuf) + d->dCtlPosition;
// Bounds checking
if (d->dCtlPosition >= RDiskSize || p->ioReqCount >= RDiskSize ||
d->dCtlPosition + p->ioReqCount >= RDiskSize) { return paramErr; }
// Service read or write request
cmd = p->ioTrap & 0x00FF;
if (cmd == aRdCmd) { // Read
// Read from disk into buffer.
if (*MMU32bit) { BlockMove(disk, p->ioBuffer, p->ioReqCount); }
else { copy24(disk, StripAddress(p->ioBuffer), p->ioReqCount); }
if (!c->ramdisk && RDiskDBGDisPos >= d->dCtlPosition &&
RDiskDBGDisPos < d->dCtlPosition + p->ioReqCount) {
p->ioBuffer[RDiskDBGDisPos - d->dCtlPosition] = c->dbgDisByte;
}
if (!c->ramdisk && RDiskCDRDisPos >= d->dCtlPosition &&
RDiskCDRDisPos < d->dCtlPosition + p->ioReqCount) {
p->ioBuffer[RDiskCDRDisPos - d->dCtlPosition] = c->cdrDisByte;
}
} else if (cmd == aWrCmd) { // Write
// Fail if write protected or RAM disk buffer not set up
if (c->status.writeProt || !c->ramdisk) { return wPrErr; }
// Write from buffer into disk.
if (*MMU32bit) { BlockMove(p->ioBuffer, disk, p->ioReqCount); }
else { copy24(StripAddress(p->ioBuffer), disk, p->ioReqCount); }
} else { return noErr; } //FIXME: Fail if cmd isn't read or write?
// Update count and position/offset, then return
d->dCtlPosition += p->ioReqCount;
p->ioActCount = p->ioReqCount;
return noErr;
}
#pragma parameter __D0 RDCtl(__A0, __A1)
OSErr RDCtl(CntrlParamPtr p, DCtlPtr d) {
RDiskStorage_t *c;
// Fail if dCtlStorage null
if (!d->dCtlStorage) { return notOpenErr; }
// Dereference dCtlStorage to get pointer to our context
c = *(RDiskStorage_t**)d->dCtlStorage;
// Handle control request based on csCode
switch (p->csCode) {
case killCode:
return noErr;
case kFormat:
if (!c->status.diskInPlace || c->status.writeProt ||
!c->ramdisk) { return controlErr; }
long long z = 0;
Ptr pz;
if (*MMU32bit) { pz = (Ptr)&z; }
else { pz = StripAddress((Ptr)&z); }
for (int i = 0; i < 4095; i++) {
copy24(c->ramdisk + i * sizeof(z), pz, sizeof(z));
}
return noErr;
case kVerify:
if (!c->status.diskInPlace) { return controlErr; }
return noErr;
case kEject:
// "Reinsert" disk if ejected illegally
if (c->status.diskInPlace) {
PostEvent(diskEvt, c->status.dQDrive);
}
return controlErr; // Eject not allowed so return error
case accRun:
d->dCtlFlags &= ~dNeedTimeMask; // Disable accRun
c->status.diskInPlace = 8; // 8 is nonejectable disk
PostEvent(diskEvt, c->status.dQDrive); // Post disk inserted event
return noErr;
case kDriveIcon: case kMediaIcon: // Get icon
#ifdef RDISK_COMPRESS_ICON_ENABLE
*(Ptr*)p->csParam = (Ptr)c->icon;
#else
*(Ptr*)p->csParam = (Ptr)RDiskIcon;
#endif
return noErr;
case kDriveInfo:
// high word (bytes 2 & 3) clear
// byte 1 = primary + fixed media + internal
// byte 0 = drive type (0x10 is RAM disk) / (0x11 is ROM disk)
if (c->status.writeProt) { *(long*)p->csParam = 0x00000411; }
else { *(long*)p->csParam = 0x00000410; }
return noErr;
case 24: // Return SCSI partition size
*(long*)p->csParam = RDiskSize / 512;
return noErr;
case 2351: // Post-boot
c->initialized = 1; // Skip initialization
d->dCtlDelay = 30; // Set accRun delay (30 ticks is 0.5 sec.)
d->dCtlFlags |= dNeedTimeMask; // Enable accRun
return noErr;
default: return controlErr;
}
}
#pragma parameter __D0 RDStat(__A0, __A1)
OSErr RDStat(CntrlParamPtr p, DCtlPtr d) {
//RDiskStorage_t *c;
// Fail if dCtlStorage null
if (!d->dCtlStorage) { return notOpenErr; }
// Dereference dCtlStorage to get pointer to our context
//c = *(RDiskStorage_t**)d->dCtlStorage;
// Handle status request based on csCode
switch (p->csCode) {
case kDriveStatus:
BlockMove(*d->dCtlStorage, &p->csParam, sizeof(DrvSts2));
return noErr;
default: return statusErr;
}
}
#pragma parameter __D0 RDClose(__A0, __A1)
OSErr RDClose(IOParamPtr p, DCtlPtr d) {
// If dCtlStorage not null, dispose of it
if (!d->dCtlStorage) { return noErr; }
//RDiskStorage_t *c = *(RDiskStorage_t**)d->dCtlStorage;
HUnlock(d->dCtlStorage);
DisposeHandle(d->dCtlStorage);
d->dCtlStorage = NULL;
return noErr;
}

206
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#ifndef RDISK_H
#define RDISK_H
#define RDiskBuf ((char*)0x40880000)
#define BufPtr ((Ptr*)0x10C)
#define MemTop ((Ptr*)0x108)
#define MMU32bit ((char*)0xCB2)
#define RDiskDBGDisPos (*(const unsigned long*)0x40851D98)
#define RDiskCDRDisPos (*(const unsigned long*)0x40851D9C)
#define RDiskDBGDisByte (*(const char*)0x40851DA8)
#define RDiskCDRDisByte (*(const char*)0x40851DA9)
#define RDiskSize (*(const unsigned long*)0x40851DAC)
#define RDISK_COMPRESS_ICON_ENABLE
#pragma parameter __D0 RDiskReadXPRAM(__D0, __D1, __A0)
OSErr RDiskReadXPRAM(short numBytes, short whichByte, Ptr dest) = {0x4840, 0x3001, 0xA051};
#pragma parameter __D0 RDiskAddDrive(__D1, __D0, __A0)
OSErr RDiskAddDrive(short drvrRefNum, short drvNum, DrvQElPtr dq) = {0x4840, 0x3001, 0xA04E};
static inline char RDiskIsRPressed() { return *((volatile char*)0x175) & 0x80; }
static inline char RDiskIsAPressed() { return *((volatile char*)0x174) & 0x01; }
#define RDISK_ICON_SIZE (285)
typedef struct RDiskStorage_s {
DrvSts2 status;
char initialized;
#ifdef RDISK_COMPRESS_ICON_ENABLE
char icon[RDISK_ICON_SIZE+8];
#endif
} RDiskStorage_t;
typedef void (*RDiskCopy_t)(Ptr, Ptr, unsigned long);
#define copy24(s, d, b) { RDiskCopy_t f = C24; f(s, d, b); }
typedef char (*RDiskPeek_t)(Ptr);
#define peek24(a, d) { RDiskPeek_t f = G24; d = f(a); }
typedef void (*RDiskPoke_t)(Ptr, char);
#define poke24(a, d) { RDiskPoke_t f = S24; f(a, d); }
#define PackBits_Repeat(count) (-1 * (count - 1))
#define PackBits_Literal(count) (count - 1)
#define RDISK_COMPRESSED_ICON_SIZE (87)
#ifdef RDISK_COMPRESS_ICON_ENABLE
#include <Quickdraw.h>
const char RDiskIconCompressed[RDISK_COMPRESSED_ICON_SIZE] = {
PackBits_Repeat(76), 0b00000000, /*
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000, */
PackBits_Repeat(4), 0b11111111, /*
0b11111111, 0b11111111, 0b11111111, 0b11111111, */
PackBits_Literal(36),
0b10000000, 0b00000000, 0b00000000, 0b00000001,
0b10001111, 0b00011110, 0b00111100, 0b01111001,
0b10001001, 0b00010010, 0b00100100, 0b01001001,
0b10001001, 0b00010010, 0b00100100, 0b01001001,
0b10001001, 0b00010010, 0b00100100, 0b01001001,
0b10001111, 0b00011110, 0b00111100, 0b01111001,
0b11000000, 0b00000000, 0b00000000, 0b00000001,
0b01010101, 0b01010101, 0b11010101, 0b01010101,
0b01111111, 0b11111111, 0b01111111, 0b11111111,
PackBits_Repeat(12), 0b00000000, /*
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000, */
PackBits_Repeat(76), 0b00000000, /*
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000, */
PackBits_Repeat(32), 0b11111111, /*
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b11111111, 0b11111111, 0b11111111, 0b11111111, */
PackBits_Literal(1), 0b01111111,
PackBits_Repeat(3), 0b11111111, /*
0b01111111, 0b11111111, 0b11111111, 0b11111111, */
PackBits_Literal(1), 0b01111111,
PackBits_Repeat(3), 0b11111111, /*
0b01111111, 0b11111111, 0b11111111, 0b11111111, */
PackBits_Repeat(12), 0b00000000, /*
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000, */
PackBits_Literal(29),
27, 'G', 'a', 'r', 'r', 'e', 't', 't', '\'', 's', ' ',
'W', 'o', 'r', 'k', 's', 'h', 'o', 'p', ' ',
'R', 'O', 'M', ' ', 'D', 'i', 's', 'k', 0
};
#else
const char RDiskIcon[RDISK_ICON_SIZE] = {
// Icon
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b10000000, 0b00000000, 0b00000000, 0b00000001,
0b10001111, 0b00011110, 0b00111100, 0b01111001,
0b10001001, 0b00010010, 0b00100100, 0b01001001,
0b10001001, 0b00010010, 0b00100100, 0b01001001,
0b10001001, 0b00010010, 0b00100100, 0b01001001,
0b10001111, 0b00011110, 0b00111100, 0b01111001,
0b11000000, 0b00000000, 0b00000000, 0b00000001,
0b01010101, 0b01010101, 0b11010101, 0b01010101,
0b01111111, 0b11111111, 0b01111111, 0b11111111,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
// Mask
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b11111111, 0b11111111, 0b11111111, 0b11111111,
0b01111111, 0b11111111, 0b11111111, 0b11111111,
0b01111111, 0b11111111, 0b11111111, 0b11111111,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
0b00000000, 0b00000000, 0b00000000, 0b00000000,
27, 'G', 'a', 'r', 'r', 'e', 't', 't', '\'', 's', ' ',
'W', 'o', 'r', 'k', 's', 'h', 'o', 'p', ' ',
'R', 'O', 'M', ' ', 'D', 'i', 's', 'k', 0
};
#endif
#endif

BIN
roms/baserom.bin Executable file

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