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Diffstat (limited to 'bsps/arm/edb7312/start/bspstart.c')
-rw-r--r-- | bsps/arm/edb7312/start/bspstart.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/bsps/arm/edb7312/start/bspstart.c b/bsps/arm/edb7312/start/bspstart.c new file mode 100644 index 0000000000..0f9c64d2d8 --- /dev/null +++ b/bsps/arm/edb7312/start/bspstart.c @@ -0,0 +1,45 @@ +/* + * Cirrus EP7312 Startup code + */ + +/* + * Copyright (c) 2002 by Jay Monkman <jtm@smoothsmoothie.com> + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. + */ + +#include <bsp.h> +#include <bsp/irq-generic.h> +#include <ep7312.h> +#include <uart.h> + +/* + * NAME: bsp_start_default - BSP initialization function + * + * This function is called before RTEMS is initialized + * This function also configures the CPU's memory protection unit. + * + * + * RESTRICTIONS/LIMITATIONS: + * Since RTEMS is not configured, no RTEMS functions can be called. + * + */ +static void bsp_start_default( void ) +{ + /* disable interrupts */ + *EP7312_INTMR1 = 0; + *EP7312_INTMR2 = 0; + + /* + * Init rtems interrupt management + */ + bsp_interrupt_initialize(); +} /* bsp_start */ + +/* + * By making this a weak alias for bsp_start_default, a brave soul + * can override the actual bsp_start routine used. + */ +void bsp_start (void) __attribute__ ((weak, alias("bsp_start_default"))); |