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| author | Nao Pross <naopross@thearcway.org> | 2017-04-04 10:16:51 +0200 |
|---|---|---|
| committer | Nao Pross <naopross@thearcway.org> | 2017-04-04 10:16:51 +0200 |
| commit | 0a1447470a5eb9def9be423a74d70844ae266268 (patch) | |
| tree | 996648488c85e308612cb64975af59c1ac7adbba /sw/z80/crt0.s | |
| parent | schematic complete (diff) | |
| parent | added missing makefile for z80 and fixed gitignore (diff) | |
| download | z80uPC-0a1447470a5eb9def9be423a74d70844ae266268.tar.gz z80uPC-0a1447470a5eb9def9be423a74d70844ae266268.zip | |
Merge branch 'master' of https://github.com/NaoPross/z80uPC
Diffstat (limited to '')
| -rw-r--r-- | sw/z80/crt0.s.old | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/sw/z80/crt0.s.old b/sw/z80/crt0.s.old new file mode 100644 index 0000000..f3bf8e8 --- /dev/null +++ b/sw/z80/crt0.s.old @@ -0,0 +1,43 @@ + .module crt0 + .globl _main + + .area _HEADER (ABS) +;; reset vector + .org 0x0000 + jp init + + .org 0x0100 + +init: +;; Stack at the top of memory. + ld sp,#0xffff + + ;; initialise global variables + call gsinit + call _main + jp _exit + + ;; Ordering of segments for the linker. + .area _HOME + .area _CODE + .area _GSINIT + .area _GSFINAL + + .area _DATA + .area _BSS + .area _HEAP + + .area _CODE +__clock:: + ret + +_exit:: + ret + + .area _GSINIT + +gsinit:: + +.area _GSFINAL + ret + |