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info about c1541 in docs, lowered highest available address to $6000 due to

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posiblity of overwriting C stack by drawing/copying to screen backbuffer


git-svn-id: svn://svn.cc65.org/cc65/trunk@847 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
izydorst 2001-08-15 16:08:15 +00:00
parent 4203682943
commit 9346c3fbac
3 changed files with 7 additions and 6 deletions
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3
doc/geos.sgml
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@ -59,7 +59,8 @@ The software needed:
name="http://www.von-bassewitz.de/uz/cc65/">
<item><em/VICE/ This is portable C64, C128 and few other Commodore computers emulator, you
can obtain it from: <htmlurl url="http://www.cs.cmu.edu/~dsladic/vice/vice.html"
name="http://www.cs.cmu.edu/~dsladic/vice/vice.html">
name="http://www.cs.cmu.edu/~dsladic/vice/vice.html">. VICE package contains
c1541 program that is able to convert/unconvert GEOS files to disk images.
<item><em/Star Commander/ This tool is only for DOS. You will need it for transferring
object files from PC to 1541. There's also one important ability of this
tool - it automatically un-converts .cvt files into GEOS native format on

8
libsrc/geos/devel/crt0.s
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@ -2,8 +2,8 @@
; This must be the *second* file on the linker command line
; (.cvt header must be the *first* one)
; Maciej 'YTM/Alliance' Witkowiak
; 26.10.99, 10.3.2000
; Maciej 'YTM/Elysium' Witkowiak
; 26.10.99, 10.3.2000, 15.8.2001
; no __hinit
@ -50,9 +50,9 @@ regbank = $a3 ; 6 bytes hopefully not used by Kernal
; Setup stack
lda #<$7900
lda #<$6000
sta sp
lda #>$7900
lda #>$6000
sta sp+1 ; Set argument stack ptr
; Call module constructors

2
src/ld65/cfg/geos.cfg
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@ -1,6 +1,6 @@
MEMORY {
HEADER: start = $204, size = 508, file = %O;
RAM: start = $400, size = $7C00, file = %O;
RAM: start = $400, size = $5C00, file = %O;
}
SEGMENTS {
HEADER: load = HEADER, type = ro;