#!/usr/local/bin/bdmctrl -D2
#
# flash EmuTOS using bdmctrl
#
open $1
reset

# Init CS0 (BootFLASH @ E000_0000 - E07F_FFFF 8Mbytes)
write 0xFF000500 0xE0000000 4
write 0xFF000508 0x00001180 4
write 0xFF000504 0x007F0001 4

# SDRAM Initialization @ 0000_0000 - 1FFF_FFFF 512Mbytes
write 0xFF000004 0x000002AA 4 # SDRAMDS configuration
write 0xFF000020 0x0000001A 4 # SDRAM CS0 configuration (128Mbytes 0000_0000 - 07FF_FFFF)
write 0xFF000024 0x0800001A 4 # SDRAM CS1 configuration (128Mbytes 0800_0000 - 0FFF_FFFF)
write 0xFF000028 0x1000001A 4 # SDRAM CS2 configuration (128Mbytes 1000_0000 - 17FF_FFFF)
write 0xFF00002C 0x1800001A 4 # SDRAM CS3 configuration (128Mbytes 1800_0000 - 1FFF_FFFF)
write 0xFF000108 0x73622830 4 # SDCFG1
write 0xFF00010C 0x46770000 4 # SDCFG2

write 0xFF000104 0xE10D0002 4 # SDCR + IPALL
write 0xFF000100 0x40010000 4 # SDMR (write to LEMR)
write 0xFF000100 0x048D0000 4 # SDMR (write to LMR)
sleep 100
write 0xFF000104 0xE10D0002 4 # SDCR + IPALL
write 0xFF000104 0xE10D0004 4 # SDCR + IREF (first refresh)
write 0xFF000104 0xE10D0004 4 # SDCR + IREF (first refresh)
write 0xFF000100 0x008D0000 4 # SDMR (write to LMR)
write 0xFF000104 0x710D0F00 4 # SDCR (lock SDMR and enable refresh)
sleep 10


# use system sdram as flashlib scratch area
# flashing EmuTOS with plugin does not work yet (at least not for 64bit hosts)
#flash-plugin 0x1000 0xf000 flash29.plugin

# notify flashlib that we have flash at address 0xE0000000, length 0x7FFFFF, plugin is flash29
flash 0xe0000000

# Erase flash from 0xE0600000 to 0xE06FFFFF (reserved space for EmuTOS)
#
# Caution: sector offset numbers need to be the ones from the x16 address range
# column and they vary in size - needs to be exactly as in the data sheet (p. 9)
#
# contrary to documentation, it seems we need to erase-wait after each sector

erase 0xe0000000 0x300000
erase-wait 0xe0000000
erase 0xe0000000 0x308000
erase-wait 0xe0000000
erase 0xe0000000 0x310000
erase-wait 0xe0000000
erase 0xe0000000 0x318000
erase-wait 0xe0000000
erase 0xe0000000 0x320000
erase-wait 0xe0000000
erase 0xe0000000 0x328000
erase-wait 0xe0000000
erase 0xe0000000 0x330000
erase-wait 0xe0000000
erase 0xe0000000 0x338000
erase-wait 0xe0000000
erase 0xe0000000 0x340000
erase-wait 0xe0000000
erase 0xe0000000 0x348000
erase-wait 0xe0000000
erase 0xe0000000 0x350000
erase-wait 0xe0000000
erase 0xe0000000 0x358000
erase-wait 0xe0000000
erase 0xe0000000 0x360000
erase-wait 0xe0000000
erase 0xe0000000 0x368000
erase-wait 0xe0000000
erase 0xe0000000 0x370000
erase-wait 0xe0000000
erase 0xe0000000 0x378000
erase-wait 0xe0000000

load -v emutos-firebee.elf
