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Diffstat (limited to 'libgloss/xc16x/crt0.S')
| -rw-r--r-- | libgloss/xc16x/crt0.S | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/libgloss/xc16x/crt0.S b/libgloss/xc16x/crt0.S new file mode 100644 index 000000000..0186f4740 --- /dev/null +++ b/libgloss/xc16x/crt0.S @@ -0,0 +1,41 @@ +/* + * Copyright (C) 2006 KPIT Cummins + * Copyright (C) 2009 Conny Marco Menebröcker + * All rights reserved. + * + * Redistribution and use in source and binary forms is permitted + * provided that the above copyright notice and following paragraph are + * duplicated in all such forms. + * + * This file is distributed WITHOUT ANY WARRANTY; without even the implied + * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + */ + .section .text + .global _start + .align 2 +_start: + #if __xc16xL__ + mov dpp0,#0x2 + #else + mov dpp0,#0x300 + #endif + mov dpp1,#1 + mov dpp2,#2 + mov dpp3,#3 + mov sp,#0xfc00 + mov r0,#0xc000 + #if __xc16x__ + mov csp,#0x0 + mov dpp0,#0x0 + #else + mov csp,#0xc0 + #endif + +#if __xc16xL__ +calls #SEG:_main,#SOF:_main +#else +calla cc_UC,_main +#endif + mov r8,#0x0 + trap #0 +ret |