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Diffstat (limited to 'libgloss/mips/cygmon.c')
-rw-r--r--libgloss/mips/cygmon.c87
1 files changed, 0 insertions, 87 deletions
diff --git a/libgloss/mips/cygmon.c b/libgloss/mips/cygmon.c
deleted file mode 100644
index 506e853b6..000000000
--- a/libgloss/mips/cygmon.c
+++ /dev/null
@@ -1,87 +0,0 @@
-/* cygmon.c -- Glue code for linking apps to run on top of Cygmon.
- *
- * Copyright (c) 1998, 1999, 2000 Red Hat, Inc.
- *
- * 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 "syscall.h"
-
-int
-write ( int file,
- char *buf,
- int nbytes)
-{
- return sysCall(SYS_write, file, (unsigned long)buf, nbytes);
-}
-
-int
-read (int file,
- char *buf,
- int nbytes)
-{
- return sysCall(SYS_read, file, (unsigned long)buf, nbytes);
-}
-
-int
-outbyte (unsigned char c)
-{
- return sysCall(SYS_write, 0, (unsigned long)&c, 1);
-}
-
-unsigned char
-inbyte (void)
-{
- char c;
- sysCall(SYS_read, 0, (unsigned long)&c, 1);
- return c;
-}
-
-
-/* Structure filled in by get_mem_info. Only the size field is
- actually used (by sbrk), so the others aren't even filled in. */
-struct s_mem
-{
- unsigned int size;
- unsigned int icsize;
- unsigned int dcsize;
-};
-
-// Perform a system call.
-// Unused parameters should be set to 0.
-int sysCall(unsigned long func, unsigned long p1, unsigned long p2, unsigned long p3)
-{
- int ret = 0;
- asm volatile ( " \n\
- move $4, %1 \n\
- move $5, %2 \n\
- move $6, %3 \n\
- move $7, %4 \n\
- syscall \n\
- nop \n\
- move %0, $2" : "=r"(ret) : "r"(func), "r"(p1), "r"(p2), "r"(p3));
- return ret;
-}
-
-// These need to be kept in sync with the definitions in Cygmon.
-#define SYS_meminfo 1001
-
-void *
-get_mem_info (mem)
- struct s_mem *mem;
-{
- unsigned long totmem = 0, topmem = 0;
- int numbanks;
-
- numbanks = sysCall(SYS_meminfo, (unsigned long)&totmem, (unsigned long)&topmem, 0);
- mem->size = totmem;
- return (void*)topmem;
-}