diff options
Diffstat (limited to 'libgloss/m68k/cpu32bug.S')
-rw-r--r-- | libgloss/m68k/cpu32bug.S | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/libgloss/m68k/cpu32bug.S b/libgloss/m68k/cpu32bug.S deleted file mode 100644 index 39f31d4..0000000 --- a/libgloss/m68k/cpu32bug.S +++ /dev/null @@ -1,118 +0,0 @@ -/* - * cpu32bug.S -- board support for the CPU32BUG monitor. - * - * Copyright (c) 1995, 1996 Cygnus Support - * - * The authors hereby grant permission to use, copy, modify, distribute, - * and license this software and its documentation for any purpose, provided - * that existing copyright notices are retained in all copies and that this - * notice is included verbatim in any distributions. No written agreement, - * license, or royalty fee is required for any of the authorized uses. - * Modifications to this software may be copyrighted by their authors - * and need not follow the licensing terms described here, provided that - * the new terms are clearly indicated on the first page of each file where - * they apply. - */ - -#include "asm.h" -#include "cpu32bug.h" - - .title "cpu32bug.S for m68k-coff" - - .text - .global SYM (_exit) - .global SYM (outln) - .global SYM (outbyte) - .global SYM (putDebugChar) - .global SYM (inbyte) - .global SYM (getDebugChar) - .global SYM (havebyte) - -/* - * _exit -- Exit from the application. Normally we cause a user trap - * to return to the ROM monitor for another run. - */ - .text - .align 2 -SYM (_exit): - link fp, IMM(0) - trap IMM(15) - .word RETURN - -/* - * inbyte -- get a byte from the serial port - * d0 - contains the byte read in - */ - .text - .align 2 -SYM (getDebugChar): /* symbol name used by m68k-stub */ -SYM (inbyte): - link fp, IMM(-8) - trap IMM(15) - .word INCHR - moveb sp@, d0 - extw d0 - extl d0 - unlk fp - rts - -/* - * outbyte -- sends a byte out the serial port - * d0 - contains the byte to be sent - */ - .text - .align 2 -SYM (putDebugChar): /* symbol name used by m68k-stub */ -SYM (outbyte): - link fp, IMM(-4) - moveb fp@(11), sp@ - trap IMM(15) - .word OUTCHR - unlk fp - rts - -/* - * outln -- sends a string of bytes out the serial port with a CR/LF - * a0 - contains the address of the string's first byte - * a1 - contains the address of the string's last byte - */ - .text - .align 2 -SYM (outln): - link fp, IMM(-8) - moveml a0/a1, sp@ - trap IMM(15) - .word OUTLN - unlk fp - rts - -/* - * outstr -- sends a string of bytes out the serial port without a CR/LF - * a0 - contains the address of the string's first byte - * a1 - contains the address of the string's last byte - */ - .text - .align 2 -SYM (outstr): - link fp, IMM(-8) - moveml a0/a1, sp@ - trap IMM(15) - .word OUTSTR - unlk fp - rts - -/* - * havebyte -- checks to see if there is a byte in the serial port, - * returns 1 if there is a byte, 0 otherwise. - */ - .text - .align 2 -SYM (havebyte): - trap IMM(15) - .word INSTAT - beqs empty - movel IMM(1), d0 - rts -empty: - movel IMM(0), d0 - rts |