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cc65/libsrc/tgi/tgi_setviewpage.s
cuz 897c1d8523 Added emulation and more clipping for the BAR function.
Copy colors and page count into local storage from the driver.
Added more functions.


git-svn-id: svn://svn.cc65.org/cc65/trunk@1322 b7a2c559-68d2-44c3-8de9-860c34a00d81
2002-06-22 13:10:02 +00:00

19 lines
416 B
ArmAsm

;
; Ullrich von Bassewitz, 22.06.2002
;
; void __fastcall__ tgi_setviewpage (unsigned char page);
; /* Set the visible page. */
.include "tgi-kernel.inc"
.export _tgi_setviewpage
_tgi_setviewpage:
cmp _tgi_pagecount ; Compare to available pages
bcs @L1
jmp tgi_setviewpage ; Call the driver
@L1: jmp tgi_inv_arg ; Invalid argument