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Diffstat (limited to 'c/src/lib/libcpu/sparc/tbr/tbr.c')
-rw-r--r--c/src/lib/libcpu/sparc/tbr/tbr.c50
1 files changed, 0 insertions, 50 deletions
diff --git a/c/src/lib/libcpu/sparc/tbr/tbr.c b/c/src/lib/libcpu/sparc/tbr/tbr.c
deleted file mode 100644
index 7106c58db2..0000000000
--- a/c/src/lib/libcpu/sparc/tbr/tbr.c
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
- * SPARC Dependent Source
- *
- * COPYRIGHT (c) 1989-1999.
- * On-Line Applications Research Corporation (OAR).
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.OARcorp.com/rtems/license.html.
- *
- * $Id$
- */
-
-#include <libcpu/tbr.h>
-
-void
-sparc_init_tbr ()
-{
-#ifndef NO_TABLE_MOVE
- unsigned32 trap_table_start;
- unsigned32 tbr_value;
- CPU_Trap_table_entry *old_tbr;
- CPU_Trap_table_entry *trap_table;
-
- /*
- * Install the executive's trap table. All entries from the original
- * trap table are copied into the executive's trap table. This is essential
- * since this preserves critical trap handlers such as the window underflow
- * and overflow handlers. It is the responsibility of the BSP to provide
- * install these in the initial trap table.
- */
-
-
- trap_table_start = (unsigned32) & _CPU_Trap_Table_area;
- if (trap_table_start & (SPARC_TRAP_TABLE_ALIGNMENT - 1))
- trap_table_start = (trap_table_start + SPARC_TRAP_TABLE_ALIGNMENT) &
- ~(SPARC_TRAP_TABLE_ALIGNMENT - 1);
-
- trap_table = (CPU_Trap_table_entry *) trap_table_start;
-
- sparc_get_tbr (tbr_value);
-
- old_tbr = (CPU_Trap_table_entry *) (tbr_value & 0xfffff000);
-
- memcpy (trap_table, (void *) old_tbr, 256 * sizeof (CPU_Trap_table_entry));
-
- sparc_set_tbr (trap_table_start);
-
-#endif
-}