diff options
Diffstat (limited to 'libgloss/m68hc11/sci-inout.S')
| -rw-r--r-- | libgloss/m68hc11/sci-inout.S | 29 |
1 files changed, 24 insertions, 5 deletions
diff --git a/libgloss/m68hc11/sci-inout.S b/libgloss/m68hc11/sci-inout.S index 070fd7da2..a8675d270 100644 --- a/libgloss/m68hc11/sci-inout.S +++ b/libgloss/m68hc11/sci-inout.S @@ -1,5 +1,5 @@ /* M68HC11/M68HC12 serial line operations - * Copyright (C) 1999, 2001 Stephane Carrez (stcarrez@nerim.fr) + * Copyright (C) 1999, 2001, 2003, 2004 Stephane Carrez (stcarrez@nerim.fr) * * The authors hereby grant permission to use, copy, modify, distribute, * and license this software and its documentation for any purpose, provided @@ -12,6 +12,25 @@ * they apply. */ +#ifdef __HAVE_SHORT_INT__ + .mode mshort +#else + .mode mlong +#endif + +#if defined(__USE_RTC__) + .macro ret +#if defined(mc68hc12) + rtc +#else + jmp __return_32 +#endif + .endm +#else + .macro ret + rts + .endm +#endif #ifdef mc68hc12 SC0CR1 = 0xC2 SC0CR2 = 0xC3 @@ -39,7 +58,7 @@ L1: ldab SC0CR2,x orab #0x8 stab SC0CR2,x - rts + ret .sect .text .globl inbyte @@ -52,7 +71,7 @@ inbyte: bita #0x20 beq inbyte ldab SC0CR2,x - rts + ret .globl _sci_init .sect .text @@ -99,7 +118,7 @@ L1: ldab SCCR2,x orab #0x8 stab SCCR2,x - rts + ret .sect .text .globl inbyte @@ -112,7 +131,7 @@ inbyte: bita #0x20 beq inbyte ldab SCDR,x - rts + ret .globl _sci_init .sect .text |