diff --git a/5474.gdb b/5474.gdb new file mode 100644 index 0000000..64620a9 --- /dev/null +++ b/5474.gdb @@ -0,0 +1,50 @@ +# +# 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 = 0xFF000000 +set $vbr = 0x00000000 +set $rambar0 = 0xFF100000 +set $rambar1 = 0xFF101000 +end + +# +# Setup the DRAM controller. +# + +define setup-dram +# Init CS0 (BootFLASH @ E000_0000 - E07F_FFFF 8Mbytes) +set *((long *) 0xFF000500) = 0xE0000000 +set *((long *) 0xFF000508) = 0x00001180 +set *((long *) 0xFF000504) = 0x007F0001 + +# SDRAM Initialization @ 0000_0000 - 1FFF_FFFF 512Mbytes +# SDRAMDS configuration +set *((long *) 0xFF000004) = 0x000002AA +# SDRAM CS0 configuration (128Mbytes 0000_0000 - 07FF_FFFF) +set *((long *) 0xFF000020) = 0x0000001A +# SDRAM CS1 configuration (128Mbytes 0800_0000 - 0FFF_FFFF) +set *((long *) 0xFF000024) = 0x0800001A +# SDRAM CS2 configuration (128Mbytes 1000_0000 - 17FF_FFFF) +set *((long *) 0xFF000028) = 0x1000001A +# SDRAM CS3 configuration (128Mbytes 1800_0000 - 1FFF_FFFF) +set *((long *) 0xFF00002C) = 0x1800001A +# SDCFG1 +set *((long *) 0xFF000108) = 0x53722938 +# SDCFG2 +set *((long *) 0xFF00010C) = 0x24330000 +end + +# +# Wake up the board +# + +define initBoard +addresses +setup-dram +end \ No newline at end of file