mirror of https://github.com/zxdos/zxuno.git
Merge branch 'master' of https://github.com/zxdos/zxuno
This commit is contained in:
antoniovillena
commit
f17a55cbb7
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000000-004000 Boot Header Xilinx
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004000-100000 Firmware-ROMs (61 ROMs)
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--(004000-006000) ESXDOS
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--(006000-008000) ROM Directory
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--(008000-00C000) Firmware-BIOS
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--(00C000-100000) 61 Spectrum ROMs
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0100000 - Bitstream 1 (longitud 170000)
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0270000 - Bitstream 2
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0390000 - Bitstream 3
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04B0000 - Bitstream 4
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05D0000 - Bitstream 5
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06F0000 - Bitstream 6
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0810000 - Bitstream 7
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0930000 - Bitstream 8
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0A50000 - Bitstream 9
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0B70000 - Bitstream 10
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0C90000 - Bitstream 11
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0DB0000 - Bitstream 12
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0ED0000 - Bitstream 13
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0FF0000 - Bitstream 14
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1110000 - Bitstream 15
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1230000 - Bitstream 16
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1350000 - Bitstream 17
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1470000 - Bitstream 18
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1590000 - Bitstream 19
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16B0000 - Bitstream 20
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17D0000 - Bitstream 21
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18F0000 - Bitstream 22
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1A10000 - Bitstream 23
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1B30000 - Bitstream 24
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1C50000 - Bitstream 25
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1D70000 - Bitstream 26
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1E90000 - Bitstream 27 (longitud 170000)
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(006000-008000) ROM Directory
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--6000-6F40 61 ROM entries
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--7000-8000 Entry index and Bitstream names
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----7000-704F Entry index
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----7100-74C0 30 Bitstream names of Q256 (32 bytes each)
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----74C0-8000 Reserved
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ROM entry
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00 slot offset
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01 slot size
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02 flags 1
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Bits 0-1. Machine timings: 00=48K, 01=128K, 10=Pentagon
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Bit 2. NMI DivMMC: 0=disabled, 1=enabled
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Bit 3. DivMMC: 0=disabled, 1=enabled
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Bit 4. Contention: 0=disabled, 1=enabled
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Bit 5. Keyboard issue: 0=issue 2, 1=issue 3
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03 flags 2
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Bit 0. AY chip: 0=enabled, 1=disabled
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Bit 1. 2nd AY chip (TurboSound): 0=enabled, 1=disabled
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Bit 2. 7ffd port: 0=enabled, 1=disabled
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Bit 3. 1ffd port: 0=enabled, 1=disabled
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Bit 4. ROM low bit: 0=enabled, 1=disabled
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Bit 5. ROM high bit: 0=enabled, 1=disabled
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Bit 6. horizontal MMU in Timex: 0=disabled, 1=enabled
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Bit 7. DivMMC and ZXMMC ports: 0=enabled, 1=disabled
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08-0f crc16-ccitt values. Up to 4 16-bit values in reverse order
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10-20 unused
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20-3f Name of ROM in ASCII, space padded
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Tape format
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Block 1. 0x51 length header
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Block 2,3.. 16Kb length data blocks
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Header format:
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00 slot size
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01 flags 1
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Bits 0-1. Machine timings: 00=48K, 01=128K, 10=Pentagon
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Bit 2. NMI DivMMC: 0=disabled, 1=enabled
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Bit 3. DivMMC: 0=disabled, 1=enabled
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Bit 4. Contention: 0=disabled, 1=enabled
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Bit 5. Keyboard issue: 0=issue 2, 1=issue 3
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02 flags 2 or special
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Bit 0. AY chip: 0=enabled, 1=disabled
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Bit 1. 2nd AY chip (TurboSound): 0=enabled, 1=disabled
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Bit 2. 7ffd port: 0=enabled, 1=disabled
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Bit 3. 1ffd port: 0=enabled, 1=disabled
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Bit 4. ROM low bit: 0=enabled, 1=disabled
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Bit 5. ROM high bit: 0=enabled, 1=disabled
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Bit 6. horizontal MMU in Timex: 0=disabled, 1=enabled
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Bit 7. DivMMC and ZXMMC ports: 0=enabled, 1=disabled
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special=0x00 normal core or esxdos
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special=0xcb spectrum core
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special=0xca firmware
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07-30 crc16-ccitt values. Up to 21 16-bit values in reverse order
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31-50 Name in ASCII, space padded
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Each block follows the .TAP file standard. That is a header with 2+1 bytes
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for lenght+type and a tail of one byte with the checksum. For example:
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Lenght+2 Type (always FF)
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v v
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vvvvv vv
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53 00 FF<01 3C 3C 00 00 00 00 FD 5E 00 00 00 00
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00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
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00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
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00 00 00 00 5A 58 20 53 70 65 63 74 72 75 6D 20
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34 38 4B 20 20 20 20 20 20 20 20 20 20 20 20 20
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20 20 20 20>03 02 40 FF<F3 AF 11 FF FF C3 CB 11
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^^ ^^^^^ ^^Type
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Checksum Length+2
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