diff options
Diffstat (limited to 'src/target/event')
| -rw-r--r-- | src/target/event/xba_revA3.script | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/target/event/xba_revA3.script b/src/target/event/xba_revA3.script new file mode 100644 index 00000000..b58c7a23 --- /dev/null +++ b/src/target/event/xba_revA3.script @@ -0,0 +1,40 @@ +#Written by: Michael Schwingen <rincewind@discworld.dascon.de>
+#############################################################################
+# setup expansion bus CS, disable external wdt
+#############################################################################
+mww 0xc4000000 0xbd113842 #CS0 : Flash, write enabled @0x50000000
+mww 0xc4000004 0x94d10013 #CS1
+mww 0xc4000008 0x95960003 #CS2
+mww 0xc400000c 0x00000000 #CS3
+mww 0xc4000010 0x80900003 #CS4
+mww 0xc4000014 0x9d520003 #CS5
+mww 0xc4000018 0x81860001 #CS6
+mww 0xc400001c 0x80900003 #CS7
+
+#############################################################################
+# init SDRAM controller: 16MB, one bank, CL3
+#############################################################################
+mww 0xCC000000 0x2A # SDRAM_CFG: 64MBit, CL3
+mww 0xCC000004 0 # disable refresh
+mww 0xCC000008 3 # NOP
+sleep 100
+mww 0xCC000004 2100 # set refresh counter
+mww 0xCC000008 2 # Precharge All Banks
+sleep 100
+mww 0xCC000008 4 # Auto Refresh
+mww 0xCC000008 4 # Auto Refresh
+mww 0xCC000008 4 # Auto Refresh
+mww 0xCC000008 4 # Auto Refresh
+mww 0xCC000008 4 # Auto Refresh
+mww 0xCC000008 4 # Auto Refresh
+mww 0xCC000008 4 # Auto Refresh
+mww 0xCC000008 4 # Auto Refresh
+mww 0xCC000008 1 # Mode Select CL3
+
+#mww 0xc4000020 0xffffee # CFG0: remove expansion bus boot flash
+#mirror at 0x00000000
+
+#
+# detect flash
+#
+flash probe 0
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