76 lines
2.3 KiB
Plaintext
Executable File
76 lines
2.3 KiB
Plaintext
Executable File
#!/usr/local/bin/bdmctrl
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#
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# firebee board initialization for bdmctrl
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#
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open $1
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reset
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wait
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# set VBR
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#write-ctrl 0x0801 0x00000000
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sleep 10
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# Turn on MBAR at 0xFF00_0000
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write-ctrl 0x0C0F 0xFF000000
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# Turn on MMUBAR at 0xFF04_0000
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write-ctrl 0x0008 0xFF040001
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# Turn on RAMBAR0 at address FF10_0000
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write-ctrl 0x0C04 0xFF100007
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sleep 10
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# Turn on RAMBAR1 at address FF10_1000
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write-ctrl 0x0C05 0xFF101001
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sleep 10
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# Init CS0 (BootFLASH @ E000_0000 - E07F_FFFF 8Mbytes)
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write 0xFF000500 0xE0000000 4
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write 0xFF000508 0x00001180 4
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write 0xFF000504 0x007F0001 4
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# Init CS1 (Atari I/O address range)
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#write 0xFF00050C 0xFFF00000 4
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#write 0xFF000514 0x00002180 4
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#write 0xFF000510 0x000F0001 4
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# Init CS2 (FireBee 32 bit I/O address range)
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#write 0xFF000518 0xF0000000 4
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#write 0xFF000520 0x00002100 4
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#write 0xFF00051C 0x07FF0001 4
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# Init CS3 (FireBee 16 bit I/O address range)
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#write 0xFF000524 0xF8000000 4
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#write 0xFF00052C 0x00000180 4
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#write 0xFF000528 0x03FF0001 4
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# Init CS4 (FireBee video address range)
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#write 0xFF000530 0x40000000 4
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#write 0xFF000538 0x00000018 4
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#write 0xFF000534 0x003F0001 4
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# SDRAM Initialization @ 0000_0000 - 1FFF_FFFF 512Mbytes
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write 0xFF000004 0x000002AA 4 # SDRAMDS configuration
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write 0xFF000020 0x0000001A 4 # SDRAM CS0 configuration (128Mbytes 0000_0000 - 07FF_FFFF)
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write 0xFF000024 0x0800001A 4 # SDRAM CS1 configuration (128Mbytes 0800_0000 - 0FFF_FFFF)
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write 0xFF000028 0x1000001A 4 # SDRAM CS2 configuration (128Mbytes 1000_0000 - 17FF_FFFF)
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write 0xFF00002C 0x1800001A 4 # SDRAM CS3 configuration (128Mbytes 1800_0000 - 1FFF_FFFF)
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write 0xFF000108 0x73622830 4 # SDCFG1
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write 0xFF00010C 0x46770000 4 # SDCFG2
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write 0xFF000104 0xE10D0002 4 # SDCR + IPALL
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write 0xFF000100 0x40010000 4 # SDMR (write to LEMR)
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write 0xFF000100 0x048D0000 4 # SDMR (write to LMR)
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write 0xFF000104 0xE10D0002 4 # SDCR + IPALL
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write 0xFF000104 0xE10D0004 4 # SDCR + IREF (first refresh)
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write 0xFF000104 0xE10D0004 4 # SDCR + IREF (first refresh)
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write 0xFF000100 0x008D0000 4 # SDMR (write to LMR)
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write 0xFF000104 0x710D0F00 4 # SDCR (lock SDMR and enable refresh)
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write 0xFF000240 0x80000000 4 # disable watchdog arbiter
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# notify flashlib that we have flash at address 0xE0000000, length 0x7FFFFF, plugin is flash29
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flash 0xE0000000 flash29
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# do not flash yet. First check if board can be initialized correctly
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load -v ram.elf
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wait
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sleep 1000
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execute
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