127 lines
3.0 KiB
Plaintext
127 lines
3.0 KiB
Plaintext
#
|
|
# GDB Init script for the Coldfire 5206 processor.
|
|
#
|
|
# The main purpose of this script is to configure the
|
|
# DRAM controller so code can be loaded.
|
|
#
|
|
#
|
|
|
|
define addresses
|
|
|
|
set $mbar = 0x10000001
|
|
set $simr = $mbar - 1 + 0x003
|
|
set $icr1 = $mbar - 1 + 0x014
|
|
set $icr2 = $mbar - 1 + 0x015
|
|
set $icr3 = $mbar - 1 + 0x016
|
|
set $icr4 = $mbar - 1 + 0x017
|
|
set $icr5 = $mbar - 1 + 0x018
|
|
set $icr6 = $mbar - 1 + 0x019
|
|
set $icr7 = $mbar - 1 + 0x01A
|
|
set $icr8 = $mbar - 1 + 0x01B
|
|
set $icr9 = $mbar - 1 + 0x01C
|
|
set $icr10 = $mbar - 1 + 0x01D
|
|
set $icr11 = $mbar - 1 + 0x01E
|
|
set $icr12 = $mbar - 1 + 0x01F
|
|
set $icr13 = $mbar - 1 + 0x020
|
|
set $imr = $mbar - 1 + 0x036
|
|
set $ipr = $mbar - 1 + 0x03A
|
|
set $rsr = $mbar - 1 + 0x040
|
|
set $sypcr = $mbar - 1 + 0x041
|
|
set $swivr = $mbar - 1 + 0x042
|
|
set $swsr = $mbar - 1 + 0x043
|
|
set $dcrr = $mbar - 1 + 0x046
|
|
set $dctr = $mbar - 1 + 0x04A
|
|
set $dcar0 = $mbar - 1 + 0x04C
|
|
set $dcmr0 = $mbar - 1 + 0x050
|
|
set $dccr0 = $mbar - 1 + 0x057
|
|
set $dcar1 = $mbar - 1 + 0x058
|
|
set $dcmr1 = $mbar - 1 + 0x05C
|
|
set $dccr1 = $mbar - 1 + 0x063
|
|
set $csar0 = $mbar - 1 + 0x064
|
|
set $csmr0 = $mbar - 1 + 0x068
|
|
set $cscr0 = $mbar - 1 + 0x06E
|
|
set $csar1 = $mbar - 1 + 0x070
|
|
set $csmr1 = $mbar - 1 + 0x074
|
|
set $cscr1 = $mbar - 1 + 0x07A
|
|
set $csar2 = $mbar - 1 + 0x07C
|
|
set $csmr2 = $mbar - 1 + 0x080
|
|
set $cscr2 = $mbar - 1 + 0x086
|
|
set $csar3 = $mbar - 1 + 0x088
|
|
set $csmr3 = $mbar - 1 + 0x08C
|
|
set $cscr3 = $mbar - 1 + 0x092
|
|
set $csar4 = $mbar - 1 + 0x094
|
|
set $csmr4 = $mbar - 1 + 0x098
|
|
set $cscr4 = $mbar - 1 + 0x09E
|
|
set $csar5 = $mbar - 1 + 0x0A0
|
|
set $csmr5 = $mbar - 1 + 0x0A4
|
|
set $cscr5 = $mbar - 1 + 0x0AA
|
|
set $csar6 = $mbar - 1 + 0x0AC
|
|
set $csmr6 = $mbar - 1 + 0x0B0
|
|
set $cscr6 = $mbar - 1 + 0x0B6
|
|
set $csar7 = $mbar - 1 + 0x0B8
|
|
set $csmr7 = $mbar - 1 + 0x0BC
|
|
set $cscr7 = $mbar - 1 + 0x0C2
|
|
set $dmcr = $mbar - 1 + 0x0C6
|
|
set $par = $mbar - 1 + 0x0CA
|
|
set $tmr1 = $mbar - 1 + 0x100
|
|
set $trr1 = $mbar - 1 + 0x104
|
|
set $tcr1 = $mbar - 1 + 0x108
|
|
set $tcn1 = $mbar - 1 + 0x10C
|
|
set $ter1 = $mbar - 1 + 0x111
|
|
set $tmr2 = $mbar - 1 + 0x120
|
|
set $trr2 = $mbar - 1 + 0x124
|
|
set $tcr2 = $mbar - 1 + 0x128
|
|
set $tcn2 = $mbar - 1 + 0x12C
|
|
set $ter2 = $mbar - 1 + 0x131
|
|
|
|
end
|
|
|
|
#
|
|
# Setup CSAR0 for the FLASH ROM.
|
|
#
|
|
|
|
define setup-cs
|
|
|
|
set *((short*) $csar0) = 0xffe0
|
|
set *((short*) $csmr0) = 0x00030000
|
|
set *((short*) $cscr0) = 0x0d83
|
|
set *((short*) $csar1) = 0xffff
|
|
set *((short*) $csmr1) = 0x0000001e
|
|
set *((short*) $cscr1) = 0x0043
|
|
set *((short*) $csar2) = 0x3000
|
|
set *((short*) $csmr2) = 0x00000014
|
|
set *((short*) $cscr2) = 0x0043
|
|
set *((short*) $csar3) = 0x4000
|
|
set *((short*) $csmr3) = 0x000f0000
|
|
set *((short*) $cscr3) = 0x0083
|
|
|
|
end
|
|
|
|
#
|
|
# Setup the DRAM controller.
|
|
#
|
|
|
|
define setup-dram
|
|
|
|
set *((short*) $dcrr) = 24
|
|
set *((short*) $dctr) = 0x0000
|
|
set *((short*) $dcar0) = 0x0000
|
|
set *((long*) $dcmr0) = 0x000e0000
|
|
set *((char*) $dccr0) = 0x07
|
|
set *((short*) $dcar1) = 0x0000
|
|
set *((long*) $dcmr1) = 0x00000000
|
|
set *((char*) $dccr1) = 0x00
|
|
|
|
end
|
|
|
|
#
|
|
# Wake up the board
|
|
#
|
|
|
|
defined initBoard
|
|
|
|
addresses
|
|
setup-cs
|
|
setup-dram
|
|
|
|
end |