diff options
author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2011-02-21 12:56:34 +0000 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2011-02-21 12:56:34 +0000 |
commit | c446d7c79ad9a00bd810ee0834d26815ca62caa9 (patch) | |
tree | b458f6b495c5f5060bb2c00514cac4ad9da1e04f /c | |
parent | Typo. (diff) | |
download | rtems-c446d7c79ad9a00bd810ee0834d26815ca62caa9.tar.bz2 |
2011-02-21 Sebastian Huber <sebastian.huber@embedded-brains.de>
* misc/restart.c: New file.
* Makefile.am: Reflect change from above.
* include/bsp.h: Declare bsp_restart().
Diffstat (limited to 'c')
-rw-r--r-- | c/src/lib/libbsp/arm/lpc24xx/ChangeLog | 6 | ||||
-rw-r--r-- | c/src/lib/libbsp/arm/lpc24xx/Makefile.am | 1 | ||||
-rw-r--r-- | c/src/lib/libbsp/arm/lpc24xx/include/bsp.h | 2 | ||||
-rw-r--r-- | c/src/lib/libbsp/arm/lpc24xx/misc/restart.c | 43 |
4 files changed, 52 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/arm/lpc24xx/ChangeLog b/c/src/lib/libbsp/arm/lpc24xx/ChangeLog index 9d9296fd14..61f2efe3fd 100644 --- a/c/src/lib/libbsp/arm/lpc24xx/ChangeLog +++ b/c/src/lib/libbsp/arm/lpc24xx/ChangeLog @@ -1,3 +1,9 @@ +2011-02-21 Sebastian Huber <sebastian.huber@embedded-brains.de> + + * misc/restart.c: New file. + * Makefile.am: Reflect change from above. + * include/bsp.h: Declare bsp_restart(). + 2011-02-11 Ralf Corsépius <ralf.corsepius@rtems.org> * startup/bspstarthooks.c: diff --git a/c/src/lib/libbsp/arm/lpc24xx/Makefile.am b/c/src/lib/libbsp/arm/lpc24xx/Makefile.am index cfaa62edf5..9d07194664 100644 --- a/c/src/lib/libbsp/arm/lpc24xx/Makefile.am +++ b/c/src/lib/libbsp/arm/lpc24xx/Makefile.am @@ -124,6 +124,7 @@ libbsp_a_SOURCES += misc/system-clocks.c \ misc/bspidle.c \ misc/io.c \ misc/lcd.c \ + misc/restart.c \ misc/timer.c # SSP diff --git a/c/src/lib/libbsp/arm/lpc24xx/include/bsp.h b/c/src/lib/libbsp/arm/lpc24xx/include/bsp.h index a7f748496b..ca5e3b8411 100644 --- a/c/src/lib/libbsp/arm/lpc24xx/include/bsp.h +++ b/c/src/lib/libbsp/arm/lpc24xx/include/bsp.h @@ -89,6 +89,8 @@ void *bsp_idle_thread(uintptr_t ignored); #define BSP_CONSOLE_UART_BASE 0xe000c000 +void bsp_restart(void *addr); + /** @} */ #endif /* ASM */ diff --git a/c/src/lib/libbsp/arm/lpc24xx/misc/restart.c b/c/src/lib/libbsp/arm/lpc24xx/misc/restart.c new file mode 100644 index 0000000000..be7770bb31 --- /dev/null +++ b/c/src/lib/libbsp/arm/lpc24xx/misc/restart.c @@ -0,0 +1,43 @@ +/** + * @file + * + * @ingroup lpc24xx + * + * @brief Restart implementation. + */ + +/* + * Copyright (c) 2011 embedded brains GmbH. All rights reserved. + * + * embedded brains GmbH + * Obere Lagerstr. 30 + * 82178 Puchheim + * Germany + * <rtems@embedded-brains.de> + * + * 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. + * + * $Id$ + */ + +#include <rtems.h> + +#include <bsp.h> + +void bsp_restart(void *addr) +{ + ARM_SWITCH_REGISTERS; + rtems_interrupt_level level; + + rtems_interrupt_disable(level); + + asm volatile ( + ARM_SWITCH_TO_ARM + "mov pc, %[addr]\n" + ARM_SWITCH_BACK + : ARM_SWITCH_OUTPUT + : [addr] "r" (addr) + ); +} |