diff --git a/BaS_gcc/flash_scripts/flash_bas.bdm b/BaS_gcc/flash_scripts/flash_bas.bdm
index 7baad45..2b8f0ae 100755
--- a/BaS_gcc/flash_scripts/flash_bas.bdm
+++ b/BaS_gcc/flash_scripts/flash_bas.bdm
@@ -1,4 +1,4 @@
-#!/usr/local/bin/bdmctrl -D2
+#!/usr/local/bin/bdmctrl 
 #
 # firebee board initialization for bdmctrl 
 #
@@ -8,18 +8,46 @@ sleep 10
 
 wait
 
+# Turn on MBAR at 0xFF00_0000
+write-ctrl 0x0C0F 0xFF000000
+
+# set VBR
+write-ctrl 0x0801 0x00000000
+
+#
 # 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.
+# TODO: plugin flashing seems to work o.k. now for smaller binaries, while it doesn't for larger ones (EmuTOS) yet.
+# This seems to be related to large flash buffers and PC-relative adressing of the plugin
+flash-plugin 0x1000 0xf000 flash29.plugin
 # notify flashlib that we have flash at address 0xE0000000, length 0x7FFFFF, plugin is flash29
 flash 0xE0000000
 
-# flash-plugin (target-based flashing) does not work yet 
-#flash-plugin 0x10000000 0x4000 flash29.plugin
-
 # Erase flash from 0xE0000000 to 0xE00FFFFF (reserved space for BaS)
 #
 # Caution: sector offset numbers need to be the ones from the x16 address range
diff --git a/BaS_gcc/flash_scripts/flash_etos.bdm b/BaS_gcc/flash_scripts/flash_etos.bdm
index 9afe344..ff6dda5 100755
--- a/BaS_gcc/flash_scripts/flash_etos.bdm
+++ b/BaS_gcc/flash_scripts/flash_etos.bdm
@@ -10,6 +10,31 @@ 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
 
@@ -53,4 +78,4 @@ erase-wait 0xe0000000
 erase 0xe0000000 0x378000
 erase-wait 0xe0000000
 
-load -v emutosfb.elf
+load -v emutos.elf