mirror of
https://github.com/cc65/cc65.git
synced 2024-12-23 19:29:37 +00:00
adapt example linker scripts to new syntax and new segments
git-svn-id: svn://svn.cc65.org/cc65/trunk@3622 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
parent
142c131f06
commit
9b1ee341aa
@ -7,7 +7,7 @@
|
|||||||
url="mailto:shawnjefferson@24fightingchickens.com"
|
url="mailto:shawnjefferson@24fightingchickens.com"
|
||||||
name="shawnjefferson@24fightingchickens.com"> and
|
name="shawnjefferson@24fightingchickens.com"> and
|
||||||
Christian Groessler, <htmlurl url="mailto:cpg@aladdin.de" name="cpg@aladdin.de">
|
Christian Groessler, <htmlurl url="mailto:cpg@aladdin.de" name="cpg@aladdin.de">
|
||||||
<date>11-Aug-2005
|
<date>03-Sep-2005
|
||||||
|
|
||||||
<abstract>
|
<abstract>
|
||||||
An overview over the Atari runtime system as it is implemented for the cc65 C
|
An overview over the Atari runtime system as it is implemented for the cc65 C
|
||||||
@ -316,20 +316,23 @@ MEMORY {
|
|||||||
|
|
||||||
SECHDR: start = $0000, size = $4, file = %O; # second load chunk
|
SECHDR: start = $0000, size = $4, file = %O; # second load chunk
|
||||||
RAM: start = $8000, size = $3C20, file = %O; # $3C20: matches upper bound $BC1F
|
RAM: start = $8000, size = $3C20, file = %O; # $3C20: matches upper bound $BC1F
|
||||||
|
TRAILER: start = $0000, size = $0006, file = %O;
|
||||||
}
|
}
|
||||||
SEGMENTS {
|
SEGMENTS {
|
||||||
EXEHDR: load = BANK, type = wprot;
|
EXEHDR: load = BANK, type = ro;
|
||||||
|
|
||||||
NEXEHDR: load = HEADER, type = wprot; # first load chunk
|
NEXEHDR: load = HEADER, type = ro; # first load chunk
|
||||||
CODE: load = RAMLO, type = wprot, define = yes;
|
LOWCODE: load = RAMLO, type = ro, define = yes, optional = yes;
|
||||||
|
INIT: load = RAMLO, type = ro, optional = yes;
|
||||||
|
CODE: load = RAMLO, type = ro, define = yes;
|
||||||
|
|
||||||
CHKHDR: load = SECHDR, type = wprot; # second load chunk
|
CHKHDR: load = SECHDR, type = ro; # second load chunk
|
||||||
RODATA: load = RAM, type = wprot, define = yes;
|
RODATA: load = RAM, type = ro, define = yes;
|
||||||
DATA: load = RAM, type = rw, define = yes;
|
DATA: load = RAM, type = rw, define = yes;
|
||||||
BSS: load = RAM, type = bss, define = yes;
|
BSS: load = RAM, type = bss, define = yes;
|
||||||
|
|
||||||
ZEROPAGE: load = ZP, type = zp;
|
ZEROPAGE: load = ZP, type = zp;
|
||||||
AUTOSTRT: load = RAM, type = wprot; # defines program entry point
|
AUTOSTRT: load = TRAILER, type = ro; # defines program entry point
|
||||||
}
|
}
|
||||||
FEATURES {
|
FEATURES {
|
||||||
CONDES: segment = RODATA,
|
CONDES: segment = RODATA,
|
||||||
@ -343,6 +346,7 @@ FEATURES {
|
|||||||
}
|
}
|
||||||
SYMBOLS {
|
SYMBOLS {
|
||||||
__STACKSIZE__ = $800; # 2K stack
|
__STACKSIZE__ = $800; # 2K stack
|
||||||
|
__RESERVED_MEMORY__: value = $0, weak = yes;
|
||||||
}
|
}
|
||||||
</verb></tscreen>
|
</verb></tscreen>
|
||||||
<p>
|
<p>
|
||||||
@ -363,13 +367,13 @@ memory area).
|
|||||||
The contents of the new NEXEHDR and CHKHDR segments come from this
|
The contents of the new NEXEHDR and CHKHDR segments come from this
|
||||||
file (split.s):
|
file (split.s):
|
||||||
<tscreen><verb>
|
<tscreen><verb>
|
||||||
.import __CODE_LOAD__, __BSS_LOAD__, __CODE_SIZE__
|
.import __LOWCODE_LOAD__, __BSS_LOAD__, __CODE_SIZE__
|
||||||
.import __DATA_LOAD__, __RODATA_LOAD__
|
.import __CODE_LOAD__, __DATA_LOAD__, __RODATA_LOAD__
|
||||||
|
|
||||||
.segment "NEXEHDR"
|
.segment "NEXEHDR"
|
||||||
.word $FFFF ; EXE file magic number
|
.word $FFFF ; EXE file magic number
|
||||||
; 1st load chunk
|
; 1st load chunk
|
||||||
.word __CODE_LOAD__
|
.word __LOWCODE_LOAD__
|
||||||
.word __CODE_LOAD__ + __CODE_SIZE__ - 1
|
.word __CODE_LOAD__ + __CODE_SIZE__ - 1
|
||||||
|
|
||||||
.segment "CHKHDR"
|
.segment "CHKHDR"
|
||||||
@ -400,20 +404,23 @@ MEMORY {
|
|||||||
|
|
||||||
SECHDR: start = $0000, size = $4, file = %O; # second load chunk
|
SECHDR: start = $0000, size = $4, file = %O; # second load chunk
|
||||||
RAM: start = $8000, size = $3C20, file = %O; # $3C20: matches upper bound $BC1F
|
RAM: start = $8000, size = $3C20, file = %O; # $3C20: matches upper bound $BC1F
|
||||||
|
TRAILER: start = $0000, size = $0006, file = %O;
|
||||||
}
|
}
|
||||||
SEGMENTS {
|
SEGMENTS {
|
||||||
EXEHDR: load = BANK, type = wprot; # discarded old EXE header
|
EXEHDR: load = BANK, type = ro; # discarded old EXE header
|
||||||
|
|
||||||
NEXEHDR: load = HEADER, type = wprot; # first load chunk
|
NEXEHDR: load = HEADER, type = ro; # first load chunk
|
||||||
RODATA: load = RAMLO, type = wprot, define = yes;
|
RODATA: load = RAMLO, type = ro, define = yes;
|
||||||
DATA: load = RAMLO, type = rw, define = yes;
|
DATA: load = RAMLO, type = rw, define = yes;
|
||||||
|
|
||||||
CHKHDR: load = SECHDR, type = wprot; # second load chunk
|
CHKHDR: load = SECHDR, type = ro; # second load chunk
|
||||||
CODE: load = RAM, type = wprot, 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;
|
||||||
BSS: load = RAM, type = bss, define = yes;
|
BSS: load = RAM, type = bss, define = yes;
|
||||||
|
|
||||||
ZEROPAGE: load = ZP, type = zp;
|
ZEROPAGE: load = ZP, type = zp;
|
||||||
AUTOSTRT: load = RAM, type = wprot; # defines program entry point
|
AUTOSTRT: load = TRAILER, type = ro; # defines program entry point
|
||||||
}
|
}
|
||||||
FEATURES {
|
FEATURES {
|
||||||
CONDES: segment = RODATA,
|
CONDES: segment = RODATA,
|
||||||
@ -427,12 +434,13 @@ FEATURES {
|
|||||||
}
|
}
|
||||||
SYMBOLS {
|
SYMBOLS {
|
||||||
__STACKSIZE__ = $800; # 2K stack
|
__STACKSIZE__ = $800; # 2K stack
|
||||||
|
__RESERVED_MEMORY__: value = $0, weak = yes;
|
||||||
}
|
}
|
||||||
</verb></tscreen>
|
</verb></tscreen>
|
||||||
|
|
||||||
New contents for NEXEHDR and CHKHDR are needed (split2.s):
|
New contents for NEXEHDR and CHKHDR are needed (split2.s):
|
||||||
<tscreen><verb>
|
<tscreen><verb>
|
||||||
.import __CODE_LOAD__, __BSS_LOAD__, __DATA_SIZE__
|
.import __LOWCODE_LOAD__, __BSS_LOAD__, __DATA_SIZE__
|
||||||
.import __DATA_LOAD__, __RODATA_LOAD__
|
.import __DATA_LOAD__, __RODATA_LOAD__
|
||||||
|
|
||||||
.segment "NEXEHDR"
|
.segment "NEXEHDR"
|
||||||
@ -441,7 +449,7 @@ New contents for NEXEHDR and CHKHDR are needed (split2.s):
|
|||||||
.word __DATA_LOAD__ + __DATA_SIZE__ - 1
|
.word __DATA_LOAD__ + __DATA_SIZE__ - 1
|
||||||
|
|
||||||
.segment "CHKHDR"
|
.segment "CHKHDR"
|
||||||
.word __CODE_LOAD__
|
.word __LOWCODE_LOAD__
|
||||||
.word __BSS_LOAD__ - 1
|
.word __BSS_LOAD__ - 1
|
||||||
</verb></tscreen>
|
</verb></tscreen>
|
||||||
|
|
||||||
|
Loading…
Reference in New Issue
Block a user