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Add forgotten crtstart.asm

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logicog
2025-09-26 06:51:29 +02:00
parent c636ef3b8f
commit 8aaca9ae10
4 changed files with 365 additions and 28 deletions
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installer/crtstart.asm
+26
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@@ -0,0 +1,26 @@
.globl __start__stack
;--------------------------------------------------------
; Stack segment in internal ram
;--------------------------------------------------------
.area SSEG (DATA)
__start__stack:
.ds 1
.area VECTOR (CODE)
.globl __interrupt_vect
__interrupt_vect:
ljmp __sdcc_gsinit_startup + 0x1000
ljmp _isr_ext0 ; 0x03
.ds 5
ljmp _isr_timer0 ; 0x0b
.ds 5
ljmp _isr_ext1 ; 0x13
.globl __start__stack
.area GSINIT0 (CODE)
__sdcc_gsinit_startup:
mov sp,#__start__stack - 1
.area GSFINAL (CODE)
ljmp _installer