diff options
author | Joel Sherrill <joel.sherrill@OARcorp.com> | 2010-06-17 16:20:39 +0000 |
---|---|---|
committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 2010-06-17 16:20:39 +0000 |
commit | df970844195f6814e35f12ad5e585f4645c2f152 (patch) | |
tree | 8bf1c5169e6db37568123585ddb9892a2e9bfead /c/src/lib/libbsp/sparc64/usiii/include/bsp.h | |
parent | 2010-06-17 Joel Sherrill <joel.sherrill@oarcorp.com> (diff) | |
download | rtems-df970844195f6814e35f12ad5e585f4645c2f152.tar.bz2 |
2010-06-17 Joel Sherrill <joel.sherrill@oarcorp.com>
* ChangeLog, Makefile.am, README, bsp_specs, configure.ac,
preinstall.am, include/bsp.h, include/tm27.h, make/custom/usiii.cfg,
start/bspinit.S: New files.
Diffstat (limited to '')
-rw-r--r-- | c/src/lib/libbsp/sparc64/usiii/include/bsp.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/sparc64/usiii/include/bsp.h b/c/src/lib/libbsp/sparc64/usiii/include/bsp.h new file mode 100644 index 0000000000..d52945d5bb --- /dev/null +++ b/c/src/lib/libbsp/sparc64/usiii/include/bsp.h @@ -0,0 +1,71 @@ +/* bsp.h + * + * This include file contains all SPARC64 simulator definitions. + * + * COPYRIGHT (c) 1989-1998. + * On-Line Applications Research Corporation (OAR). + * COPYRIGHT (c) 1995. + * European Space Agency. + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + * + * Ported to sun4u version of SPARC64 + * sun4u modifications of respective RTEMS file: + * COPYRIGHT (c) 2010. + * Eugen Leontie + * Gedare Bloom + * + * $Id$ + */ + +#ifndef _BSP_H +#define _BSP_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include <bspopts.h> + +#include <rtems.h> +#include <rtems/iosupp.h> +#include <rtems/console.h> +#include <rtems/clockdrv.h> + +/* support for simulated clock tick */ +/* +Thread clock_driver_sim_idle_body(uintptr_t); +#define BSP_IDLE_TASK_BODY clock_driver_sim_idle_body +*/ + +/* this should be defined somewhere */ +rtems_isr_entry set_vector( /* returns old vector */ + rtems_isr_entry handler, /* isr routine */ + rtems_vector_number vector, /* vector number */ + int type /* RTEMS or RAW intr */ +); + +/* + * Simple spin delay in microsecond units for device drivers. + * This is very dependent on the clock speed of the target. + */ + +#define rtems_bsp_delay( microseconds ) \ + { register uint32_t _delay=(microseconds); \ + register uint32_t _tmp = 0; /* initialized to avoid warning */ \ + asm volatile( "0: \ + remo 3,31,%0 ; \ + cmpo 0,%0 ; \ + subo 1,%1,%1 ; \ + cmpobne.t 0,%1,0b " \ + : "=d" (_tmp), "=d" (_delay) \ + : "0" (_tmp), "1" (_delay) ); \ + } + +#ifdef __cplusplus +} +#endif + +#endif |