mirror of
https://github.com/elliotnunn/powermac-rom.git
synced 2024-12-02 16:49:46 +00:00
553 lines
27 KiB
Plaintext
553 lines
27 KiB
Plaintext
;_______________________________________________________________________
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; Configuration Info Record
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; Used to pass Configuration information from the Boot Program to the
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; NanoKernel for data structure and address mapping initialization.
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;_______________________________________________________________________
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NKConfigurationInfo record 0,increment
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ROMByteCheckSums ds.l 8 ; 000 ; ROM Checksums - one word for each of 8 byte lanes
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ROMCheckSum64 ds.l 2 ; 020 ; ROM Checksum - 64 bit sum of doublewords
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ROMImageBaseOffset ds.l 1 ; 028 ; Offset of Base of total ROM image
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ROMImageSize ds.l 1 ; 02c ; Number of bytes in ROM image
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ROMImageVersion ds.l 1 ; 030 ; ROM Version number for entire ROM
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Mac68KROMOffset ds.l 1 ; 034 ; Offset of base of Macintosh 68K ROM
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Mac68KROMSize ds.l 1 ; 038 ; Number of bytes in Macintosh 68K ROM
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ExceptionTableOffset ds.l 1 ; 03c ; Offset of base of PowerPC Exception Table Code
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ExceptionTableSize ds.l 1 ; 040 ; Number of bytes in PowerPC Exception Table Code
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HWInitCodeOffset ds.l 1 ; 044 ; Offset of base of Hardware Init Code (field moved!)
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HWInitCodeSize ds.l 1 ; 048 ; Number of bytes in Hardware Init Code
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KernelCodeOffset ds.l 1 ; 04c ; Offset of base of NanoKernel Code
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KernelCodeSize ds.l 1 ; 050 ; Number of bytes in NanoKernel Code
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EmulatorCodeOffset ds.l 1 ; 054 ; Offset of base of Emulator Code
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EmulatorCodeSize ds.l 1 ; 058 ; Number of bytes in Emulator Code
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OpcodeTableOffset ds.l 1 ; 05c ; Offset of base of Opcode Table
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OpcodeTableSize ds.l 1 ; 060 ; Number of bytes in Opcode Table
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BootstrapVersion ds.b 16 ; 064 ; Bootstrap loader version info
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BootVersionOffset ds.l 1 ; 074 ; offset within EmulatorData of BootstrapVersion
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ECBOffset ds.l 1 ; 078 ; offset within EmulatorData of ECB
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IplValueOffset ds.l 1 ; 07c ; offset within EmulatorData of IplValue
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EmulatorEntryOffset ds.l 1 ; 080 ; offset within Emulator Code of entry point
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KernelTrapTableOffset ds.l 1 ; 084 ; offset within Emulator Code of KernelTrapTable
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TestIntMaskInit ds.l 1 ; 088 ; initial value for test interrupt mask
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ClearIntMaskInit ds.l 1 ; 08c ; initial value for clear interrupt mask
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PostIntMaskInit ds.l 1 ; 090 ; initial value for post interrupt mask
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LA_InterruptCtl ds.l 1 ; 094 ; logical address of Interrupt Control I/O page
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InterruptHandlerKind ds.b 1 ; 098 ; kind of handler to use
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ds.b 3 ; 099 ; filler
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LA_InfoRecord ds.l 1 ; 09c ; logical address of InfoRecord page
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LA_KernelData ds.l 1 ; 0a0 ; logical address of KernelData page
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LA_EmulatorData ds.l 1 ; 0a4 ; logical address of EmulatorData page
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LA_DispatchTable ds.l 1 ; 0a8 ; logical address of Dispatch Table
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LA_EmulatorCode ds.l 1 ; 0ac ; logical address of Emulator Code
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MacLowMemInitOffset ds.l 1 ; 0b0 ; offset to list of LowMem addr/data values
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PageAttributeInit ds.l 1 ; 0b4 ; default WIMG/PP settings for PTE creation
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PageMapInitSize ds.l 1 ; 0b8 ; size of page mapping info
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PageMapInitOffset ds.l 1 ; 0bc ; offset to page mapping info (from base of ConfigInfo)
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PageMapIRPOffset ds.l 1 ; 0c0 ; offset of InfoRecord map info (from base of PageMap)
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PageMapKDPOffset ds.l 1 ; 0c4 ; offset of KernelData map info (from base of PageMap)
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PageMapEDPOffset ds.l 1 ; 0c8 ; offset of EmulatorData map info (from base of PageMap)
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SegMaps
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SegMap32SupInit ds.l 32 ; 0cc ; 32 bit mode Segment Map Supervisor space
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SegMap32UsrInit ds.l 32 ; 14c ; 32 bit mode Segment Map User space
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SegMap32CPUInit ds.l 32 ; 1cc ; 32 bit mode Segment Map CPU space
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SegMap32OvlInit ds.l 32 ; 24c ; 32 bit mode Segment Map Overlay mode
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BATRangeInit ds.l 32 ; 2cc ; BAT mapping ranges
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BatMap32SupInit ds.l 1 ; 34c ; 32 bit mode BAT Map Supervisor space
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BatMap32UsrInit ds.l 1 ; 350 ; 32 bit mode BAT Map User space
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BatMap32CPUInit ds.l 1 ; 354 ; 32 bit mode BAT Map CPU space
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BatMap32OvlInit ds.l 1 ; 358 ; 32 bit mode BAT Map Overlay mode
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SharedMemoryAddr ds.l 1 ; 35c ; physical address of Mac/Smurf shared message mem
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PA_RelocatedLowMemInit ds.l 1 ; 360 ; physical address of RelocatedLowMem
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OpenFWBundleOffset ds.l 1 ; 364 ; Offset of base of OpenFirmware PEF Bundle
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OpenFWBundleSize ds.l 1 ; 368 ; Number of bytes in OpenFirmware PEF Bundle
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LA_OpenFirmware ds.l 1 ; 36c ; logical address of Open Firmware
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PA_OpenFirmware ds.l 1 ; 370 ; physical address of Open Firmware
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LA_HardwarePriv ds.l 1 ; 374 ; logical address of HardwarePriv callback
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; Used to stop here, plus 8 bytes for cache block alignment (0x380 bytes).
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; Now there be more!
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Debug ds.w 1 ; 378 ; > 256 required for screen log
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DebugThreshold equ 257
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org 0x388
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DebugFlags ds.l 1 ; 388 ; bit 1<< 1 required for screen log
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NanodbgrFlagShift equ 0
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NanodbgrFlagBit equ 31 - NanodbgrFlagShift
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LogFlagShift equ 1
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LogFlagBit equ 31 - LogFlagShift
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endr
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;_______________________________________________________________________
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; System Info Record
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;
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; Used to pass System information from the NanoKernel to user mode
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; software.
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;_______________________________________________________________________
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NKSystemInfoPtr equ $5FFFEFF0 ; logical address of NKSystemInfo record
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NKSystemInfoVer equ $5FFFEFF4 ; version number of NKSystemInfo record
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NKSystemInfoLen equ $5FFFEFF6 ; length of NKSystemInfo record
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NKSystemInfo record 0,increment
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PhysicalMemorySize ds.l 1 ; 000, irp+dc0 ; Number of bytes in Physical RAM
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UsableMemorySize ds.l 1 ; 004, irp+dc4 ; Number of bytes in Usable RAM
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LogicalMemorySize ds.l 1 ; 008, irp+dc8 ; Number of bytes in Logical RAM
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HashTableSize ds.l 1 ; 00c, irp+dcc ; Number of bytes in Memory Hash Table
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L2DataCacheTotalSize ds.l 1 ; 010, irp+dd0 ; number of bytes in the L2 Data Cache
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L2InstCacheTotalSize ds.l 1 ; 014, irp+dd4 ; number of bytes in the L2 Instruction Cache
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L2CombinedCaches ds.w 1 ; 018, irp+dd8 ; 1 <- combined or no cache, 0 <- split cache
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L2InstCacheBlockSize ds.w 1 ; 01a, irp+dda ; number of bytes in a Block of the L2 Instruction Cache
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L2DataCacheBlockSize ds.w 1 ; 01c, irp+ddc ; number of bytes in a Block of the L2 Data Cache
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L2InstCacheAssociativity ds.w 1 ; 01e, irp+dde ; Associativity of the L2 Instruction Cache
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L2DataCacheAssociativity ds.w 1 ; 020, irp+de0 ; Associativity of the L2 Data Cache
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ds.b 2 ; 022, irp+de2 ; unused
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ds.b 2 ; 024, irp+de4 ; unused
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FlashManufacturerCode ds.b 1 ; 026, irp+de6 ; Flash ROM Manufacturer code
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FlashDeviceCode ds.b 1 ; 027, irp+de7 ; Flash ROM Device code
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FlashStart ds.l 1 ; 028, irp+de8 ; Starting address of Flash ROM
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FlashSize ds.l 1 ; 02c, irp+dec ; Number of bytes in Flash ROM
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Bank0Start ds.l 1 ; 030, irp+df0 ; Starting address of RAM bank 0
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Bank0Size ds.l 1 ; 034, irp+df4 ; Number of bytes in RAM bank 0
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Bank1Start ds.l 1 ; 038, irp+df8 ; Starting address of RAM bank 1
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Bank1Size ds.l 1 ; 03c, irp+dfc ; Number of bytes in RAM bank 1
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Bank2Start ds.l 1 ; 040, irp+e00 ; Starting address of RAM bank 2
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Bank2Size ds.l 1 ; 044, irp+e04 ; Number of bytes in RAM bank 2
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Bank3Start ds.l 1 ; 048, irp+e08 ; Starting address of RAM bank 3
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Bank3Size ds.l 1 ; 04c, irp+e0c ; Number of bytes in RAM bank 3
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Bank4Start ds.l 1 ; 050, irp+e10 ; Starting address of RAM bank 4
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Bank4Size ds.l 1 ; 054, irp+e14 ; Number of bytes in RAM bank 4
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Bank5Start ds.l 1 ; 058, irp+e18 ; Starting address of RAM bank 5
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Bank5Size ds.l 1 ; 05c, irp+e1c ; Number of bytes in RAM bank 5
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Bank6Start ds.l 1 ; 060, irp+e20 ; Starting address of RAM bank 6
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Bank6Size ds.l 1 ; 064, irp+e24 ; Number of bytes in RAM bank 6
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Bank7Start ds.l 1 ; 068, irp+e28 ; Starting address of RAM bank 7
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Bank7Size ds.l 1 ; 06c, irp+e2c ; Number of bytes in RAM bank 7
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Bank8Start ds.l 1 ; 070, irp+e30 ; Starting address of RAM bank 8
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Bank8Size ds.l 1 ; 074, irp+e34 ; Number of bytes in RAM bank 8
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Bank9Start ds.l 1 ; 078, irp+e38 ; Starting address of RAM bank 9
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Bank9Size ds.l 1 ; 07c, irp+e3c ; Number of bytes in RAM bank 9
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Bank10Start ds.l 1 ; 080, irp+e40 ; Starting address of RAM bank 10
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Bank10Size ds.l 1 ; 084, irp+e44 ; Number of bytes in RAM bank 10
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Bank11Start ds.l 1 ; 088, irp+e48 ; Starting address of RAM bank 11
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Bank11Size ds.l 1 ; 08c, irp+e4c ; Number of bytes in RAM bank 11
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Bank12Start ds.l 1 ; 090, irp+e50 ; Starting address of RAM bank 12
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Bank12Size ds.l 1 ; 094, irp+e54 ; Number of bytes in RAM bank 12
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Bank13Start ds.l 1 ; 098, irp+e58 ; Starting address of RAM bank 13
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Bank13Size ds.l 1 ; 09c, irp+e5c ; Number of bytes in RAM bank 13
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Bank14Start ds.l 1 ; 0a0, irp+e60 ; Starting address of RAM bank 14
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Bank14Size ds.l 1 ; 0a4, irp+e64 ; Number of bytes in RAM bank 14
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Bank15Start ds.l 1 ; 0a8, irp+e68 ; Starting address of RAM bank 15
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Bank15Size ds.l 1 ; 0ac, irp+e6c ; Number of bytes in RAM bank 15
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Bank16Start ds.l 1 ; 0b0, irp+e70 ; Starting address of RAM bank 16
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Bank16Size ds.l 1 ; 0b4, irp+e74 ; Number of bytes in RAM bank 16
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Bank17Start ds.l 1 ; 0b8, irp+e78 ; Starting address of RAM bank 17
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Bank17Size ds.l 1 ; 0bc, irp+e7c ; Number of bytes in RAM bank 17
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Bank18Start ds.l 1 ; 0c0, irp+e80 ; Starting address of RAM bank 18
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Bank18Size ds.l 1 ; 0c4, irp+e84 ; Number of bytes in RAM bank 18
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Bank19Start ds.l 1 ; 0c8, irp+e88 ; Starting address of RAM bank 19
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Bank19Size ds.l 1 ; 0cc, irp+e8c ; Number of bytes in RAM bank 19
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Bank20Start ds.l 1 ; 0d0, irp+e90 ; Starting address of RAM bank 20
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Bank20Size ds.l 1 ; 0d4, irp+e94 ; Number of bytes in RAM bank 20
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Bank21Start ds.l 1 ; 0d8, irp+e98 ; Starting address of RAM bank 21
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Bank21Size ds.l 1 ; 0dc, irp+e9c ; Number of bytes in RAM bank 21
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Bank22Start ds.l 1 ; 0e0, irp+ea0 ; Starting address of RAM bank 22
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Bank22Size ds.l 1 ; 0e4, irp+ea4 ; Number of bytes in RAM bank 22
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Bank23Start ds.l 1 ; 0e8, irp+ea8 ; Starting address of RAM bank 23
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Bank23Size ds.l 1 ; 0ec, irp+eac ; Number of bytes in RAM bank 23
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Bank24Start ds.l 1 ; 0f0, irp+eb0 ; Starting address of RAM bank 24
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Bank24Size ds.l 1 ; 0f4, irp+eb4 ; Number of bytes in RAM bank 24
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Bank25Start ds.l 1 ; 0f8, irp+eb8 ; Starting address of RAM bank 25
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Bank25Size ds.l 1 ; 0fc, irp+ebc ; Number of bytes in RAM bank 25
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EndOfBanks
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MaxBanks equ 26 ; Pads out to old struct len (cache block), more to come...
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; Interrupt Support Data
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IntCntrBaseAddr ds.l 1 ; 100, irp+ec0 ; Interrupt Controller Base Address (variable is used since this is a PCI Dev and address is relocatable)
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IntPendingReg ds.l 2 ; 104, irp+ec4 ; Data of current interrupts pending register
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; These fields were added to report information about tightly-coupled L2 caches.
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; The inline L2 information should be used in situations where there is a CPU
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; card L2 cache that can coexist with a motherboard L2.
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InlineL2DSize ds.l 1 ; 10c, irp+ecc ; Size of in-line L2 Dcache
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InlineL2ISize ds.l 1 ; 110, irp+ed0 ; Size of in-line L2 Icache
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InlineL2Combined ds.w 1 ; 114, irp+ed4 ; 1 <- combined or no cache, 0 <- split cache
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InlineL2IBlockSize ds.w 1 ; 116, irp+ed6 ; Block size of in-line I L2 cache
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InlineL2DBlockSize ds.w 1 ; 118, irp+ed8 ; Block size of in-line D L2 cache
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InlineL2IAssoc ds.w 1 ; 11a, irp+eda ; Associativity of L2 I
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InlineL2DAssoc ds.w 1 ; 11c, irp+edc ; Associativity of L2 D
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ds.w 1 ; 11e, irp+ede ; pad
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; More Interrupt Support Data
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IntsCompleted ds.l 2 ; 120, irp+ee0 ; completed interrupts
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align 5 ; pad to nice cache block alignment
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endr
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;_______________________________________________________________________
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; Diagnostic Info Record
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;
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; Used to pass Diagnostic information from the power on Diagnostics to
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; the NanoKernel, and from the NanoKernel to user mode software.
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;_______________________________________________________________________
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NKDiagInfoPtr equ $5FFFEFE8 ; logical address of DiagnosticInfo record
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NKDiagInfoVer equ $5FFFEFEC ; version number of DiagnosticInfo record
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NKDiagInfoLen equ $5FFFEFEE ; length of DiagnosticInfo record
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NKDiagInfo record 0,increment
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BankMBFailOffset ds.l 1 ; 000 ; Mother Board RAM failure code
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BankAFailOffset ds.l 1 ; 004 ; Bank A RAM failure code
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BankBFailOffset ds.l 1 ; 008 ; Bank B RAM failure code
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BankCFailOffset ds.l 1 ; 00c ; Bank C RAM failure code
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BankDFailOffset ds.l 1 ; 010 ; Bank D RAM failure code
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BankEFailOffset ds.l 1 ; 014 ; Bank E RAM failure code
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BankFFailOffset ds.l 1 ; 018 ; Bank F RAM failure code
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BankGFailOffset ds.l 1 ; 01c ; Bank G RAM failure code
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BankHFailOffset ds.l 1 ; 020 ; Bank H RAM failure code
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CacheFailOffset ds.l 1 ; 024 ; cache failure code
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LongBootParamOffset ds.l 1 ; 028 ; on longBoot this is where the params will be
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POSTTraceOffset ds.l 1 ; 02c ; this tells us what route the POST took
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POSTOldWarmOffset ds.l 1 ; 030 ; logged address of old warmstart flag
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POSTOldLongOffset ds.l 1 ; 034 ; logged address of old long boot flag
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POSTOldGlobbOffset ds.l 1 ; 038 ; logged address of old Diagnostic Info Record
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POSTOldParamOffset ds.l 1 ; 03c ; the params from the old diag globb
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POSTStartRTCUOffset ds.l 1 ; 040 ; PPC Real Time Clock Upper at start of POST
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POSTStartRTCLOffset ds.l 1 ; 044 ; PPC Real Time Clock Lower at start of POST
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POSTEndRTCUOffset ds.l 1 ; 048 ; PPC Real Time Clock Upper at end of POST
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POSTEndRTCLOffset ds.l 1 ; 04c ; PPC Real Time Clock Lower at end of POST
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POSTTestTypeOffset ds.l 1 ; 050 ; when long RAM tests fail test type which failed is put here
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POSTError2Offset ds.l 1 ; 054 ; result codes from tests
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POSTError3Offset ds.l 1 ; 058 ; result codes from tests
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POSTError4Offset ds.l 1 ; 05c ; result codes from tests
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RegistersStore ds.b 140 ; 060 ; store all 60x registers here, still fit into 256 bytes size.
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; Everything BEFORE here is new (hence the funny-sized register store)
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DiagPOSTResult2 ds.l 1 ; 0ec ; POST results
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DiagPOSTResult1 ds.l 1 ; 0f0 ; POST results
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DiagLongBootSig ds.l 1 ; 0f4 ; Burn in restart flag
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DiagWarmStartHigh ds.l 1 ; 0f8 ; First long of native warm start (WLSC) <SM44>
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DiagWarmStartLow ds.l 1 ; 0fc ; Second long of native warm start (SamB) <SM44>
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align 5 ; pad to nice cache block alignment
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endr
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;_______________________________________________________________________
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; NanoKernel Info Record
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;
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; Used to pass NanoKernel statistics from the NanoKernel to user mode
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; software.
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;_______________________________________________________________________
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NKNanoKernelInfoPtr equ $5FFFEFE0 ; logical address of NanoKernelInfo record
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NKNanoKernelInfoVer equ $5FFFEFE4 ; version number of NanoKernelInfo record
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NKNanoKernelInfoLen equ $5FFFEFE6 ; length of NanoKernelInfo record
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NKNanoKernelInfo record 0,increment
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ExceptionCauseCounts ds.l 32 ; 000, kdp+dc0 ; counters per exception cause
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NanoKernelCallCounts ds.l 16 ; 080, kdp+e40 ; counters per NanoKernel call
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ExternalIntCount ds.l 1 ; 0c0, kdp+e80 ; count of External Interrupts
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MisalignmentCount ds.l 1 ; 0c4, kdp+e84 ; count of Misalignment Interrupts
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FPUReloadCount ds.l 1 ; 0c8, kdp+e88 ; count of FPU reloads on demand
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DecrementerIntCount ds.l 1 ; 0cc, kdp+e8c ; count of Decrementer Interrupts
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QuietWriteCount ds.l 1 ; 0d0, kdp+e90 ; count of Writes to Quiet Read-Only memory
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HashTableCreateCount ds.l 1 ; 0d4, kdp+e94 ; count of Hash Table Entry creations
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HashTableDeleteCount ds.l 1 ; 0d8, kdp+e98 ; count of Hash Table Entry deletions
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HashTableOverflowCount ds.l 1 ; 0dc, kdp+e9c ; count of Hash Table Entry overflows
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EmulatedUnimpInstCount ds.l 1 ; 0e0, kdp+ea0 ; count of Emulated unimplemented instructions
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NCBPtrCacheMissCount ds.l 1 ; 0e4, kdp+ea4 ; count of NCB Pointer cache misses
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ExceptionPropagateCount ds.l 1 ; 0e8, kdp+ea8 ; count of Exceptions propagated to system
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ExceptionForcedCount ds.l 1 ; 0ec, kdp+eac ; count of Exceptions forced to system
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SysContextCpuTime ds.l 2 ; 0f0, kdp+eb0 ; CPU Time used by System Context
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AltContextCpuTime ds.l 2 ; 0f8, kdp+eb4 ; CPU Time used by Alternate Context
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; This stuff is new (starts at 0x100)
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blueProcessID ds.l 1 ; 100, kdp+ec0 ; ID of the blue process.
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blueTaskID ds.l 1 ; 104, kdp+ec4 ; ID of the blue task.
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pageQueueID ds.l 1 ; 108, kdp+ec8 ; ID of the page fault queue.
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TaskCount ds.l 1 ; 10c, kdp+ecc ; Number of tasks.
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FreePoolExtendCount ds.l 1 ; 110, kdp+ed0 ; Number of pages given to the nanokernel.
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;rsrv1 ds.l 3 ; 114, kdp+ed4 ; reserved???
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; My additions
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org 0x11c
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ConfigFlags ds.l 1 ; 11c, kdp+edc ; includes ScreenConsole ... TODO put flag equs here
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NanodbgrFlagShift equ 1
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NanodbgrFlagBit equ 31 - NanodbgrFlagShift
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LogFlagShift equ 3
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LogFlagBit equ 31 - LogFlagShift
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; bit 31 always set on replacement, bit 27 set on replacement with ROM 2.7f3 or later
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AlertCount ds.l 1 ; 120, kdp+ee0 ; interprocessor alerts
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SchEvalCount ds.l 1 ; 124, kdp+ee4
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VMDispatchCountTblPtr ds.l 1 ; 128, kdp+ee8
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ds.l 1
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ds.l 1
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MPDispatchCountTblPtr ds.l 1 ; 134, kdp+ef4 ; ???????
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AddrSpcSetCtr ds.l 1 ; 138, kdp+ef8 ; incremented by SchSwitchSpace
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IDCtr ds.l 1 ; 13c, kdp+efc
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org 0x160
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endr
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;_______________________________________________________________________
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; Processor Info Record
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;
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; Used to pass Processor information from the NanoKernel to user mode
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; software.
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;_______________________________________________________________________
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NKProcessorInfoPtr equ $5FFFEFD8 ; logical address of ProcessorInfo record
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NKProcessorInfoVer equ $5FFFEFDC ; version number of ProcessorInfo record
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NKProcessorInfoLen equ $5FFFEFDE ; length of ProcessorInfo record
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NKProcessorInfo record 0,increment
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ProcessorVersionReg ds.l 1 ; 000, kdp+f20 ; contents of the PVR special purpose register
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CpuClockRateHz ds.l 1 ; 004, kdp+f24 ; CPU Clock frequency
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BusClockRateHz ds.l 1 ; 008, kdp+f28 ; Bus Clock frequency
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DecClockRateHz ds.l 1 ; 00c, kdp+f2c ; Decrementer Clock frequency
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Ovr
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PageSize ds.l 1 ; 010, kdp+f30 ; number of bytes in a memory page
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DataCacheTotalSize ds.l 1 ; 014, kdp+f34 ; number of bytes in the Data Cache
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InstCacheTotalSize ds.l 1 ; 018, kdp+f38 ; number of bytes in the Instruction Cache
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CoherencyBlockSize ds.w 1 ; 01c, kdp+f3c ; number of bytes in a Coherency Block
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ReservationGranuleSize ds.w 1 ; 01e, kdp+f3e ; number of bytes in a Reservation Granule
|
|
CombinedCaches ds.w 1 ; 020, kdp+f40 ; 1 <- combined or no cache, 0 <- split cache
|
|
InstCacheLineSize ds.w 1 ; 022, kdp+f42 ; number of bytes in a Line of the Instruction Cache
|
|
DataCacheLineSize ds.w 1 ; 024, kdp+f44 ; number of bytes in a Line of the Data Cache
|
|
DataCacheBlockSizeTouch ds.w 1 ; 026, kdp+f46 ; number of bytes in a Block for DCBT DCBTST
|
|
InstCacheBlockSize ds.w 1 ; 028, kdp+f48 ; number of bytes in a Block of the Instruction Cache
|
|
DataCacheBlockSize ds.w 1 ; 02a, kdp+f4a ; number of bytes in a Block of the Data Cache
|
|
InstCacheAssociativity ds.w 1 ; 02c, kdp+f4c ; Associativity of the Instruction Cache
|
|
DataCacheAssociativity ds.w 1 ; 02e, kdp+f4e ; Associativity of the Data Cache
|
|
|
|
TransCacheTotalSize ds.w 1 ; 030, kdp+f50 ; number of entries in the Translation Cache
|
|
TransCacheAssociativity ds.w 1 ; 032, kdp+f52 ; Associativity of the Translation Cache
|
|
OvrEnd
|
|
|
|
; These fields were added to report information about back-side L2 caches
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|
|
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ProcessorL2DSize ds.l 1 ; 034, kdp+f54 ; Size of back-side L2 Dcache
|
|
ProcessorL2ISize ds.l 1 ; 038, kdp+f58 ; Size of back-side L2 Icache
|
|
ProcessorL2Combined ds.w 1 ; 03c, kdp+f5c ; 1 <- combined or no cache, 0 <- split cache
|
|
ProcessorL2IBlockSize ds.w 1 ; 03e, kdp+f5e ; Block size of back-side I L2 cache
|
|
ProcessorL2DBlockSize ds.w 1 ; 040, kdp+f60 ; Block size of back-side D L2 cache
|
|
ProcessorL2IAssoc ds.w 1 ; 042, kdp+f62 ; Associativity of L2 I
|
|
ProcessorL2DAssoc ds.w 1 ; 044, kdp+f64 ; Associativity of L2 D
|
|
|
|
filler1 ds.w 1 ; 046, kdp+f66 ; align to long
|
|
|
|
; ProcessorFlags - Definitions for the processor flags field. These are bit positions,
|
|
; as in 1 << hasVMX, and not masks.
|
|
hasL2CR equ 0
|
|
hasPLRUL1 equ 1
|
|
hasTAU equ 2
|
|
hasVMX equ 3
|
|
hasMSSregs equ 4
|
|
hasExtraBATs equ 5
|
|
ProcessorFlags ds.l 1 ; 048, kdp+f68 ; flags to specify processor features
|
|
|
|
align 5 ; pad to nice cache block alignment
|
|
|
|
org 0x05e
|
|
SetToZero ds.w 1 ; 05e, kdp+f7e ; by same code that sets below
|
|
ClockRates ds.b 16*4 ; 060:0a0, kdp:f80:fc0 ; 16b blks of cpu/bus/dec/?? speeds (Hz)
|
|
|
|
endr
|
|
|
|
|
|
|
|
|
|
;_______________________________________________________________________
|
|
; Hardware Info Record
|
|
;
|
|
; Used to pass hardware information from the NanoKernel to user mode
|
|
; software.
|
|
;_______________________________________________________________________
|
|
|
|
NKHWInfoPtr equ $5FFFEFD0 ; logical address of HWInfo record
|
|
NKHWInfoVer equ $5FFFEFD4 ; version number of HWInfo record
|
|
NKHWInfoLen equ $5FFFEFD6 ; length of HWInfo record
|
|
|
|
NKHWInfo record 0,increment
|
|
MacROM_Base ds.l 1 ; 000, irp+f00 ; base address (physical) of Mac ROM
|
|
DeviceTreeBase ds.l 1 ; 004, irp+f04 ; base address of the copied device tree properties
|
|
UniversalInfoTableBase ds.l 1 ; 008, irp+f08 ; base address of the Universal Info Table
|
|
ConfigInfoTableBase ds.l 1 ; 00c, irp+f0c ; base address of the Config Info Table
|
|
VectorLookupTable ds.l 1 ; 010, irp+f10 ; base address of the interrupt vector lookup table (short *)
|
|
VectorMaskTable ds.l 1 ; 014, irp+f14 ; base address of the interrupt vector mask table (long *)
|
|
|
|
OpenPICBaseAddr ds.l 1 ; 018, irp+f18 ; OpenPIC base address
|
|
|
|
ISAMaster8259 ds.l 1 ; 01c, irp+f1c ; ISA Master 8259 ports (char *)
|
|
ISASlave8259 ds.l 1 ; 020, irp+f20 ; ISA Slave 8259 ports (char *)
|
|
InterruptAck8259 ds.l 1 ; 024, irp+f24 ; address to read to ack 8259 interrupt (long *)
|
|
|
|
; interrupt pending bits (actively changing)
|
|
|
|
PendingInts ds.l 2 ; 028, irp+f28 ; 64 bits of pending interrupts
|
|
|
|
; some Mac I/O device base addresses
|
|
|
|
ADB_Base ds.l 1 ; 030, irp+f30 ; base address of ADB
|
|
SCSI_DMA_Base ds.l 1 ; 034, irp+f34 ; base address of SCSI DMA registers
|
|
|
|
; RTAS related stuff
|
|
|
|
RTAS_PrivDataArea ds.l 1 ; 038, irp+f38 ; RTAS private data area
|
|
MacOS_NVRAM_Offset ds.l 1 ; 03c, irp+f3c ; offset into nvram to MacOS data
|
|
|
|
RTAS_NVRAM_Fetch ds.l 1 ; 040, irp+f40 ; token for RTAS NVRAM fetch
|
|
RTAS_NVRAM_Store ds.l 1 ; 044, irp+f44 ; token for RTAS NVRAM store
|
|
RTAS_Get_Clock ds.l 1 ; 048, irp+f48 ; token for RTAS clock get
|
|
RTAS_Set_Clock ds.l 1 ; 04c, irp+f4c ; token for RTAS clock set
|
|
RTAS_Restart ds.l 1 ; 050, irp+f50 ; token for RTAS Restart
|
|
RTAS_Shutdown ds.l 1 ; 054, irp+f54 ; token for RTAS Shutdown
|
|
RTAS_Restart_At ds.l 1 ; 058, irp+f58 ; token for RTAS system startup at specified time
|
|
RTAS_EventScan ds.l 1 ; 05c, irp+f5c ; token for RTAS event scan
|
|
RTAS_Check_Exception ds.l 1 ; 060, irp+f60 ; token for RTAS check exception
|
|
RTAS_Read_PCI_Config ds.l 1 ; 064, irp+f64 ; token for RTAS read PCI config
|
|
RTAS_Write_PCI_Config ds.l 1 ; 068, irp+f68 ; token for RTAS write PCI config
|
|
|
|
; SIO interrupt source numbers for the MPIC
|
|
|
|
SIOIntVect ds.w 1 ; 06c, irp+f6c ; SIO (8259 cascade vector) vector number
|
|
SIOIntBit ds.w 1 ; 06e, irp+f6e ; SIO (8259 cascade vector) bit number
|
|
|
|
Signature ds.l 1 ; 070, irp+f70 ; signature for this record ('Hnfo')
|
|
|
|
; more interrupt source numbers
|
|
|
|
SpuriousIntVect ds.w 1 ; 074, irp+f74 ; spurious vector number
|
|
|
|
CPU_ID ds.w 1 ; 076, irp+f76 ; the ID of this CPU (universal-tables-related)
|
|
|
|
SCCAIntVect ds.w 1 ; 078, irp+f78 ; SCC A (non-DMA) vector number
|
|
SCCBIntVect ds.w 1 ; 07a, irp+f7a ; SCC B (non-DMA) vector number
|
|
SCSIIntVect ds.w 1 ; 07c, irp+f7c ; SCSI vector number
|
|
SCSIDMAIntVect ds.w 1 ; 07e, irp+f7e ; SCSI DMA vector number
|
|
VIAIntVect ds.w 1 ; 080, irp+f80 ; VIA vector number
|
|
VIAIntBit ds.w 1 ; 082, irp+f82 ; VIA bit number
|
|
ADBIntVect ds.w 1 ; 084, irp+f84 ; vector number
|
|
NMIIntVect ds.w 1 ; 086, irp+f86 ; NMI vector number
|
|
NMIIntBit ds.w 1 ; 088, irp+f88 ; NMI bit number
|
|
|
|
; current (actively changing) interrupt handling variables
|
|
|
|
ISAPendingInt ds.w 1 ; 08a, irp+f8a ; currently pending ISA/8259 interrupt
|
|
CompletedInts ds.b 8 ; 08c, irp+f8c ; completed interrupts
|
|
|
|
nkHWInfoFlagSlowMESH equ 1 ; set if fast MESH doesn't work on this box
|
|
nkHWInfoFlagAsynchMESH equ 2 ; set if Synchronous MESH doesn't work on this box
|
|
nkHWInfoFlagNoCopySWTLB equ 4 ; set if the software TLB walk code for 603 should NOT be copied
|
|
HardwareInfoFlags ds.l 1 ; 094, irp+f94 ; 32 bits of flags (see enum above)
|
|
|
|
RTAS_Get_PowerOn_Time ds.l 1 ; 098, irp+f98 ; token for RTAS getting time for system startup
|
|
|
|
align 5 ; pad to nice cache block alignment (did i get this right?)
|
|
endr
|
|
|
|
|
|
|
|
|
|
;_______________________________________________________________________
|
|
; Processor State Record
|
|
;
|
|
; Used to save the state of the processor across sleep.
|
|
;_______________________________________________________________________
|
|
|
|
NKProcessorStatePtr equ $5FFFEFC8 ; logical address of ProcessorState record
|
|
NKProcessorStateVer equ $5FFFEFCC ; version number of ProcessorState record
|
|
NKProcessorStateLen equ $5FFFEFCE ; length of ProcessorState record
|
|
|
|
NKProcessorState record 0,increment
|
|
saveDBAT0u ds.l 1 ; 000 ; place to store DBAT0U
|
|
saveDBAT0l ds.l 1 ; 004 ; place to store DBAT0L
|
|
saveDBAT1u ds.l 1 ; 008 ; place to store DBAT1U
|
|
saveDBAT1l ds.l 1 ; 00c ; place to store DBAT1L
|
|
saveDBAT2u ds.l 1 ; 010 ; place to store DBAT2U
|
|
saveDBAT2l ds.l 1 ; 014 ; place to store DBAT2L
|
|
saveDBAT3u ds.l 1 ; 018 ; place to store DBAT3U
|
|
saveDBAT3l ds.l 1 ; 01c ; place to store DBAT3L
|
|
|
|
saveIBAT0u ds.l 1 ; 020 ; place to store IBAT0U
|
|
saveIBAT0l ds.l 1 ; 024 ; place to store IBAT0L
|
|
saveIBAT1u ds.l 1 ; 028 ; place to store IBAT1U
|
|
saveIBAT1l ds.l 1 ; 02c ; place to store IBAT1L
|
|
saveIBAT2u ds.l 1 ; 030 ; place to store IBAT2U
|
|
saveIBAT2l ds.l 1 ; 034 ; place to store IBAT2L
|
|
saveIBAT3u ds.l 1 ; 038 ; place to store IBAT3U
|
|
saveIBAT3l ds.l 1 ; 03c ; place to store IBAT3L
|
|
|
|
saveSPRG0 ds.l 1 ; 040 ; place to store SPRG0
|
|
saveSPRG1 ds.l 1 ; 044 ; place to store SPRG1
|
|
saveSPRG2 ds.l 1 ; 048 ; place to store SPRG2
|
|
saveSPRG3 ds.l 1 ; 04c ; place to store SPRG3
|
|
|
|
saveL2CR ds.l 1 ; 050 ; place to store Arthur's L2CR
|
|
|
|
saveSRR0 ds.l 1 ; 054 ; place to store SRR0
|
|
saveSRR1 ds.l 1 ; 058 ; place to store SRR1
|
|
saveTBU ds.l 1 ; 05c ; place to store TBU
|
|
saveTBL ds.l 1 ; 060 ; place to store TBL
|
|
saveHID0 ds.l 1 ; 064 ; place to store HID0
|
|
saveDEC ds.l 1 ; 068 ; place to store DEC
|
|
saveMSR ds.l 1 ; 06c ; place to store MSR
|
|
saveSDR1 ds.l 1 ; 070 ; place to store SDR1
|
|
|
|
; saveKernelDataPtr needs to always be right after saveReturnAddr
|
|
; because of how the code works. DO NOT CHANGE THIS ORDERING!
|
|
|
|
saveReturnAddr ds.l 1 ; 074 ; place to store the addr to jump to.
|
|
saveKernelDataPtr ds.l 1 ; 078 ; place to store the KernelDataPtr
|
|
saveContextPtr ds.l 1 ; 07c ; place to store the ContextPtr
|
|
endr
|