forked from Imagelibrary/rtems
97 lines
2.4 KiB
C
97 lines
2.4 KiB
C
/**
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* @file
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* @ingroup sparc_leon2
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* @brief Installs BSP pre-driver hook
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*/
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/* Installs the BSP pre-driver hook
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*
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* COPYRIGHT (c) 2011
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* Aeroflex Gaisler
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*/
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#include <bsp.h>
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#include <bsp/bootcard.h>
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/* If RTEMS_DRVMGR_STARTUP is defined extra code is added that
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* registers the LEON2 AMBA bus driver as root driver into the
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* driver manager.
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*
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* The structues here are declared weak so that the user can override
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* the configuration and add custom cores in the RTEMS project.
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*/
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#ifdef RTEMS_DRVMGR_STARTUP
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#include <drvmgr/leon2_amba_bus.h>
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/* All drivers included by BSP, this is overridden by the user by including
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* the devmgr_confdefs.h. No specifc drivers needed by BSP since IRQ/TIMER/UART
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* is not drvmgr drivers.
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*/
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struct drvmgr_drv_reg_func drvmgr_drivers[] __attribute__((weak)) =
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{
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{NULL} /* End array with NULL */
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};
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/* Defines what cores are avilable on the bus in addition to the standard
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* LEON2 peripherals.
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*/
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struct leon2_core leon2_amba_custom_cores[] __attribute__((weak)) =
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{
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EMPTY_LEON2_CORE
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};
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/* Configure LEON2 Root bus driver */
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struct leon2_bus leon2_bus_config __attribute__((weak)) =
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{
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&leon2_std_cores[0], /* The standard cores, defined by driver */
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&leon2_amba_custom_cores[0], /* custom cores, defined by us */
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DRVMGR_TRANSLATE_ONE2ONE,
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DRVMGR_TRANSLATE_ONE2ONE,
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};
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/* Driver resources on LEON2 AMBA bus. Used to set options for particular
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* LEON2 cores, it is up to the driver to look at the configuration paramters
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* once started.
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*/
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struct drvmgr_bus_res leon2_amba_res __attribute__((weak)) =
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{
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.next = NULL,
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.resource = {
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DRVMGR_RES_EMPTY
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},
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};
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/*
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* bsp_driver_level_hook
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*
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* BSP driver level hook. Called just after drivers have reached initialization
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* level 'level' (1,2,3,4). See exinit.c for meaning of the every level.
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*/
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void bsp_driver_level_hook( int level )
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{
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}
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#endif
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/*
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* bsp_predriver_hook
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*
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* BSP predriver hook. Called just before drivers are initialized.
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* Is used to initialize shared interrupt handling.
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*/
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void bsp_predriver_hook( void )
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{
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/* Initialize shared interrupt handling, must be done after IRQ
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* controller has been found and initialized.
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*/
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BSP_shared_interrupt_init();
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#ifdef RTEMS_DRVMGR_STARTUP
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leon2_root_register(&leon2_bus_config, &leon2_amba_res);
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#endif
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}
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