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Diffstat (limited to '')
-rw-r--r-- | c/src/lib/libbsp/mips/shared/clock/mips_timer.S | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/mips/shared/clock/mips_timer.S b/c/src/lib/libbsp/mips/shared/clock/mips_timer.S new file mode 100644 index 0000000000..3ff3ad13ef --- /dev/null +++ b/c/src/lib/libbsp/mips/shared/clock/mips_timer.S @@ -0,0 +1,45 @@ +/* clock.s + * + * This file contains the assembly code for the IDT 4650 clock driver. + * + * Author: Craig Lebakken <craigl@transition.com> + * + * COPYRIGHT (c) 1996 by Transition Networks Inc. + * + * To anyone who acknowledges that this file is provided "AS IS" + * without any express or implied warranty: + * permission to use, copy, modify, and distribute this file + * for any purpose is hereby granted without fee, provided that + * the above copyright notice and this notice appears in all + * copies, and that the name of Transition Networks not be used in + * advertising or publicity pertaining to distribution of the + * software without specific, written prior permission. + * Transition Networks makes no representations about the suitability + * of this software for any purpose. + * + * $Id: mips_timer.S,v 1.1 2011/12/09 18:06:08 joel Exp $ + */ +/* @(#)clock.S 08/20/96 1.2 */ + +#include <rtems/mips/iregdef.h> +#include <rtems/mips/idtcpu.h> +#include <rtems/asm.h> + +FRAME(mips_set_timer,sp,0,ra) + .set noreorder + mfc0 t0,C0_COUNT + nop + addu t0,a0,t0 + mtc0 t0,C0_COMPARE + j ra + nop + .set reorder +ENDFRAME(mips_set_timer) + +FRAME(mips_get_timer,sp,0,ra) + .set noreorder + mfc0 v0,C0_COUNT + j ra + nop + .set reorder +ENDFRAME(mips_get_timer) |