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introduce STARTUP segment to Atari platform

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git-svn-id: svn://svn.cc65.org/cc65/trunk@3995 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cpg 2009-08-04 20:04:41 +00:00
parent 3ce7717bd2
commit 9cafacaf6d
2 changed files with 6 additions and 5 deletions
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10
libsrc/atari/crt0.s
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@ -14,7 +14,7 @@
.import initlib, donelib, callmain
.import zerobss, pushax
.import _main, __filetab, getfd
.import __LOWCODE_LOAD__, __ZPSAVE_LOAD__
.import __STARTUP_LOAD__, __ZPSAVE_LOAD__
.import __RESERVED_MEMORY__
.ifdef DYNAMIC_DD
.import __getdefdev
@ -29,13 +29,13 @@
.segment "EXEHDR"
.word $FFFF
.word __LOWCODE_LOAD__
.word __STARTUP_LOAD__
.word __ZPSAVE_LOAD__ - 1
; ------------------------------------------------------------------------
; Actual code
.segment "LOWCODE"
.segment "STARTUP"
rts ; fix for SpartaDOS / OS/A+
; they first call the entry point from AUTOSTRT and
@ -185,6 +185,6 @@ old_shflok: .res 1
old_lmargin: .res 1
.segment "AUTOSTRT"
.word RUNAD
.word RUNAD ; defined in atari.h
.word RUNAD+1
.word __LOWCODE_LOAD__ + 1
.word __STARTUP_LOAD__ + 1

1
src/ld65/cfg/atari.cfg
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@ -13,6 +13,7 @@ MEMORY {
}
SEGMENTS {
EXEHDR: load = HEADER, type = ro;
STARTUP: load = RAM, type = ro, define = yes;
LOWCODE: load = RAM, type = ro, define = yes, optional = yes;
INIT: load = RAM, type = ro, optional = yes;
CODE: load = RAM, type = ro, define = yes;