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authorDimitri Sokolyuk <demon@dim13.org>2017-08-19 12:15:28 +0200
committerDimitri Sokolyuk <demon@dim13.org>2017-08-19 12:15:28 +0200
commit67d25d837ac55f28a366c0a3b262e439a6e75fc3 (patch)
treedf7715c7724c5935ab87c807f3b8b4ef529315e3 /amforth-6.5/msp430/devices/msp430f5529/words/cold.asm
parente0d6784e89dba33226c0edb815bb974486fa7c48 (diff)
Add AmForth
Diffstat (limited to 'amforth-6.5/msp430/devices/msp430f5529/words/cold.asm')
-rw-r--r--amforth-6.5/msp430/devices/msp430f5529/words/cold.asm41
1 files changed, 41 insertions, 0 deletions
diff --git a/amforth-6.5/msp430/devices/msp430f5529/words/cold.asm b/amforth-6.5/msp430/devices/msp430f5529/words/cold.asm
new file mode 100644
index 0000000..b16f18f
--- /dev/null
+++ b/amforth-6.5/msp430/devices/msp430f5529/words/cold.asm
@@ -0,0 +1,41 @@
+CODEHEADER(XT_COLD, 4, "cold")
+; ----------------------------------------------------------------------
+
+main: ; Debugger requires the 'main' symbol.
+reset:
+
+ mov #5A80h, &WDTCTL ; Watchdog off
+
+ ; Now it is time to initialize hardware. (Porting: Change this !)
+
+ ;------------------------------------------------------------------------------
+ ; Init Clock
+
+ bis.w #40h, r2
+ mov.w #20h, &166h
+ mov.w #144h, &168h
+ mov.w #1308h, &160h
+ mov.w #40h, &162h
+ mov.w #0F4h, &164h
+ nop
+ nop
+ nop
+ bic.w #40h, r2
+
+reset_loop:
+ mov.w #0h, &16Eh
+ bic.w #2h, &102h
+ bit.w #2h, &102h
+ jc reset_loop
+
+ ;------------------------------------------------------------------------------
+
+; Forth registers
+ MOV #RSTACK,SP ; set up stack
+ MOV #PSTACK,PSP
+ MOV #UAREA,UP ; initial user pointer
+ CLR R15
+
+; now hand over to Forth with WARM (a colon word)
+ MOV #XT_WARM+2,IP
+ NEXT