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Diffstat (limited to 'amforth-6.5/avr8/words/init-ram.asm')
-rw-r--r--amforth-6.5/avr8/words/init-ram.asm48
1 files changed, 48 insertions, 0 deletions
diff --git a/amforth-6.5/avr8/words/init-ram.asm b/amforth-6.5/avr8/words/init-ram.asm
new file mode 100644
index 0000000..cd672bd
--- /dev/null
+++ b/amforth-6.5/avr8/words/init-ram.asm
@@ -0,0 +1,48 @@
+; ( e-addr r-addr len -- )
+; Tools
+; copy len cells from eeprom to ram
+VE_EE2RAM:
+ .dw $ff06
+ .db "ee>ram"
+ .dw VE_HEAD
+ .set VE_HEAD = VE_EE2RAM
+XT_EE2RAM:
+ .dw DO_COLON
+PFA_EE2RAM: ; ( -- )
+ .dw XT_ZERO
+ .dw XT_DODO
+PFA_EE2RAM_1:
+ ; ( -- e-addr r-addr )
+ .dw XT_OVER
+ .dw XT_FETCHE
+ .dw XT_OVER
+ .dw XT_STORE
+ .dw XT_CELLPLUS
+ .dw XT_SWAP
+ .dw XT_CELLPLUS
+ .dw XT_SWAP
+ .dw XT_DOLOOP
+ .dw PFA_EE2RAM_1
+PFA_EE2RAM_2:
+ .dw XT_2DROP
+ .dw XT_EXIT
+
+; ( -- )
+; Tools
+; setup the default user area from eeprom
+VE_INIT_RAM:
+ .dw $ff08
+ .db "init-ram"
+ .dw VE_HEAD
+ .set VE_HEAD = VE_INIT_RAM
+XT_INIT_RAM:
+ .dw DO_COLON
+PFA_INI_RAM: ; ( -- )
+ .dw XT_DOLITERAL
+ .dw EE_INITUSER
+ .dw XT_UP_FETCH
+ .dw XT_DOLITERAL
+ .dw SYSUSERSIZE
+ .dw XT_2SLASH
+ .dw XT_EE2RAM
+ .dw XT_EXIT