From 0e33a653d72ef72558e2e99bdb3828da02981b88 Mon Sep 17 00:00:00 2001 From: Daniel Serpell Date: Mon, 18 Feb 2019 00:30:04 -0300 Subject: [PATCH] Add sample linker configurations for Atari binary output in C. --- cfg/atari-c-xex.cfg | 56 ++++++++++++++++++++++++++++++ cfg/atarixl-c-xex.cfg | 79 +++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 135 insertions(+) create mode 100644 cfg/atari-c-xex.cfg create mode 100644 cfg/atarixl-c-xex.cfg diff --git a/cfg/atari-c-xex.cfg b/cfg/atari-c-xex.cfg new file mode 100644 index 000000000..5f390e12c --- /dev/null +++ b/cfg/atari-c-xex.cfg @@ -0,0 +1,56 @@ +# Sample linker configuration for C programs using the Atari binary file support. +# Use with: cl65 -tatari -Catari-c-xex.cfg prog.c -o prog.xex +FEATURES { + STARTADDRESS: default = $2000; +} +SYMBOLS { + __SYSTEM_CHECK__: type = import; # force inclusion of "system check" load chunk + __STACKSIZE__: type = weak, value = $0800; # 2k stack + __STARTADDRESS__: type = export, value = %S; + __RESERVED_MEMORY__: type = weak, value = $0000; + __SYSCHKHDR__: type = export, value = 0; # Disable system check header + __SYSCHKTRL__: type = export, value = 0; # Disable system check trailer +} +MEMORY { + ZP: file = "", define = yes, start = $0082, size = $007E; +# "system check" load chunk + SYSCHKCHNK: file = %O, start = $2E00, size = $0300; +# "main program" load chunk + MAIN: file = %O, define = yes, start = %S, size = $BC20 - __STACKSIZE__ - __RESERVED_MEMORY__ - %S; +} +FILES { + %O: format = atari; +} +FORMATS { + atari: runad = start, + initad = SYSCHKCHNK: __SYSTEM_CHECK__; +} +SEGMENTS { + ZEROPAGE: load = ZP, type = zp; + EXTZP: load = ZP, type = zp, optional = yes; + SYSCHK: load = SYSCHKCHNK, type = rw, define = yes, optional = yes; + STARTUP: load = MAIN, type = ro, define = yes; + LOWBSS: load = MAIN, type = rw, optional = yes; # not zero initialized + LOWCODE: load = MAIN, type = ro, define = yes, optional = yes; + ONCE: load = MAIN, type = ro, optional = yes; + CODE: load = MAIN, type = ro, define = yes; + RODATA: load = MAIN, type = ro; + DATA: load = MAIN, type = rw; + INIT: load = MAIN, type = rw, optional = yes; + BSS: load = MAIN, type = bss, define = yes; +} +FEATURES { + CONDES: type = constructor, + label = __CONSTRUCTOR_TABLE__, + count = __CONSTRUCTOR_COUNT__, + segment = ONCE; + CONDES: type = destructor, + label = __DESTRUCTOR_TABLE__, + count = __DESTRUCTOR_COUNT__, + segment = RODATA; + CONDES: type = interruptor, + label = __INTERRUPTOR_TABLE__, + count = __INTERRUPTOR_COUNT__, + segment = RODATA, + import = __CALLIRQ__; +} diff --git a/cfg/atarixl-c-xex.cfg b/cfg/atarixl-c-xex.cfg new file mode 100644 index 000000000..0b1fe9ca1 --- /dev/null +++ b/cfg/atarixl-c-xex.cfg @@ -0,0 +1,79 @@ +# Sample linker configuration for C programs using the Atari binary file support. +# Use with: cl65 -tatarixl -Catarixl-c-xex.cfg prog.c -o prog.xex +FEATURES { + STARTADDRESS: default = $2400; +} +SYMBOLS { + __SYSTEM_CHECK__: type = import; # force inclusion of "system check" load chunk + __STACKSIZE__: type = weak, value = $0800; # 2k stack + __STARTADDRESS__: type = export, value = %S; + __SYSCHKHDR__: type = export, value = 0; # Disable system check header + __SYSCHKTRL__: type = export, value = 0; # Disable system check trailer +} +MEMORY { + ZP: file = "", define = yes, start = $0082, size = $007E; + +# "system check" load chunk + SYSCHKCHNK: file = %O, start = $2E00, size = $0300; + +# "shadow RAM preparation" load chunk + SRPREPCHNK: file = %O, define = yes, start = %S, size = $7C20 - %S - $07FF; # $07FF: space for temp. chargen buffer, 1K aligned + +# "main program" load chunk + MAIN: file = %O, define = yes, start = %S + __LOWBSS_SIZE__, size = $D000 - __STACKSIZE__ - %S - __LOWBSS_SIZE__; + +# memory beneath the ROM preceeding the character generator + HIDDEN_RAM2: file = "", define = yes, start = $D800, size = $0800; + +# address of relocated character generator (same addess as ROM version) + CHARGEN: file = "", define = yes, start = $E000, size = $0400; + +# memory beneath the ROM + HIDDEN_RAM: file = "", define = yes, start = $E400, size = $FFFA - $E400; + +# UNUSED - hide + UNUSED: file = "", start = $0, size = $10; +} +FILES { + %O: format = atari; +} +FORMATS { + atari: runad = start, + initad = SYSCHKCHNK: __SYSTEM_CHECK__, + initad = SRPREPCHNK: sramprep; +} +SEGMENTS { + ZEROPAGE: load = ZP, type = zp; + EXTZP: load = ZP, type = zp, optional = yes; + + SYSCHK: load = SYSCHKCHNK, type = rw, define = yes, optional = yes; + LOWBSS: load = SRPREPCHNK, type = bss, define = yes; # shared btw. SRPREPCHNK and RAM, not zero initialized + SRPREP: load = SRPREPCHNK, type = rw, define = yes; + SHADOW_RAM: load = SRPREPCHNK, run = HIDDEN_RAM, type = rw, define = yes, optional = yes; + SHADOW_RAM2: load = SRPREPCHNK, run = HIDDEN_RAM2, type = rw, define = yes, optional = yes; + STARTUP: load = MAIN, type = ro, define = yes; + LOWCODE: load = MAIN, type = ro, define = yes, optional = yes; + ONCE: load = MAIN, type = ro, optional = yes; + CODE: load = MAIN, type = ro, define = yes; + RODATA: load = MAIN, type = ro; + DATA: load = MAIN, type = rw; + INIT: load = MAIN, type = rw, optional = yes; + BSS: load = MAIN, type = bss, define = yes; + SRPREPHDR: load = UNUSED, type = ro; + SRPREPTRL: load = UNUSED, type = ro; +} +FEATURES { + CONDES: type = constructor, + label = __CONSTRUCTOR_TABLE__, + count = __CONSTRUCTOR_COUNT__, + segment = ONCE; + CONDES: type = destructor, + label = __DESTRUCTOR_TABLE__, + count = __DESTRUCTOR_COUNT__, + segment = RODATA; + CONDES: type = interruptor, + label = __INTERRUPTOR_TABLE__, + count = __INTERRUPTOR_COUNT__, + segment = RODATA, + import = __CALLIRQ__; +} -- 2.39.2