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which included commits to RCS files with non-trunk default branches. git-svn-id: svn://svn.cc65.org/cc65/trunk@3 b7a2c559-68d2-44c3-8de9-860c34a00d81
2000-05-28 13:40:48 +00:00
parent 579491e8a4
commit 53dd513176
847 changed files with 91345 additions and 0 deletions
--- a/libsrc/cbm610/banking.s
+++ b/libsrc/cbm610/banking.s
@@ -0,0 +1,41 @@
+;
+; Ullrich von Bassewitz, 28.09.1998
+;
+; Banking routines for the 610.
+;
+
+ 	.export		set_bank, sys_bank, restore_bank
+	.importzp     	ptr1
+
+	.include      	"zeropage.inc"
+
+.code
+
+.proc	sys_bank
+	pha
+	lda  	IndReg
+	sta  	IndSegSave
+	lda  	#$0F
+	sta  	IndReg
+	pla
+	rts
+.endproc
+
+.proc	set_bank
+	pha
+	lda  	IndReg
+	sta  	IndSegSave
+	pla
+	sta  	IndReg
+	rts
+.endproc
+
+.proc	restore_bank
+	pha
+	lda	IndSegSave
+	sta	IndReg
+	pla
+	rts
+.endproc
+
+