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Use labels instead of segment load addresses to specify entry points

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in the EXE file.
This commit is contained in:
Christian Groessler 2013-09-13 18:28:17 +02:00
parent 53c5a6a668
commit aac88eac53
3 changed files with 11 additions and 9 deletions
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4
libsrc/atari/crt0.s
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@ -52,6 +52,8 @@
; Real entry point: ; Real entry point:
start:
.if .defined(__ATARIXL__) .if .defined(__ATARIXL__)
jsr sram_init jsr sram_init
.endif .endif
@ -229,4 +231,4 @@ APPMHI_save: .res 2
.segment "AUTOSTRT" .segment "AUTOSTRT"
.word RUNAD ; defined in atari.inc .word RUNAD ; defined in atari.inc
.word RUNAD+1 .word RUNAD+1
.word __STARTUP_LOAD__ + 1 .word start

2
libsrc/atari/shadow_ram_prepare.s
View File

@ -374,6 +374,6 @@ screen_device_length = * - screen_device
.word INITAD .word INITAD
.word INITAD+1 .word INITAD+1
.word __SRPREP_LOAD__ .word sramprep
.endif ; .if .defined(__ATARIXL__) .endif ; .if .defined(__ATARIXL__)

14
libsrc/atari/system_check.s
View File

@ -71,17 +71,17 @@ cont: ldx #0 ; channel 0
.segment "SYSCHK" .segment "SYSCHK"
; no XL machine
no_xl: print_string "This program needs an XL machine."
jmp fail
syschk: syschk:
lda $fcd8 ; from ostype.s lda $fcd8 ; from ostype.s
cmp #$a2 cmp #$a2
bne is_xl beq no_xl
; no XL machine
print_string "This program needs an XL machine."
jmp fail
; we have an XL machine, now check memory ; we have an XL machine, now check memory
is_xl: lda RAMSIZ lda RAMSIZ
cmp #$80 cmp #$80
bcs sys_ok bcs sys_ok
@ -148,6 +148,6 @@ loop: dey
trailer: trailer:
.word INITAD .word INITAD
.word INITAD+1 .word INITAD+1
.word __SYSCHK_LOAD__ .word syschk
.endif ; .if .defined(__ATARIXL__) .endif ; .if .defined(__ATARIXL__)