diff options
Diffstat (limited to 'c/src/lib/libbsp/m68k/av5282/startup/bspstart.c')
-rw-r--r-- | c/src/lib/libbsp/m68k/av5282/startup/bspstart.c | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/c/src/lib/libbsp/m68k/av5282/startup/bspstart.c b/c/src/lib/libbsp/m68k/av5282/startup/bspstart.c deleted file mode 100644 index c2dd362a6d..0000000000 --- a/c/src/lib/libbsp/m68k/av5282/startup/bspstart.c +++ /dev/null @@ -1,65 +0,0 @@ -/* - * This routine does the bulk of the system initialisation. - */ - -/* - * Author: - * David Fiddes, D.J@fiddes.surfaid.org - * http://www.calm.hw.ac.uk/davidf/coldfire/ - * - * COPYRIGHT (c) 1989-1998. - * On-Line Applications Research Corporation (OAR). - * - * 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/bootcard.h> -#include <string.h> - -/* - * Cacheable areas - */ -#define SDRAM_BASE 0 -#define SDRAM_SIZE (16*1024*1024) -#define FLASH_BASE 0xFF800000 -#define FLASH_SIZE (8*1024*1024) - -void bsp_start( void ) -{ - /* - * Invalidate the cache and disable it - */ - m68k_set_acr0(0); - m68k_set_acr1(0); - m68k_set_cacr(MCF5XXX_CACR_CINV); - - /* - * Cache SDRAM and FLASH - */ - m68k_set_acr0( - MCF5XXX_ACR_AB(SDRAM_BASE) | - MCF5XXX_ACR_AM(SDRAM_SIZE-1) | - MCF5XXX_ACR_EN | - MCF5XXX_ACR_BWE | - MCF5XXX_ACR_SM_IGNORE - ); - - /* - * Enable the cache - */ - mcf5xxx_initialize_cacr( - MCF5XXX_CACR_CENB | - MCF5XXX_CACR_DBWE | - MCF5XXX_CACR_DCM - ); -} - -extern char _CPUClockSpeed[]; - -uint32_t get_CPU_clock_speed(void) -{ - return( (uint32_t)_CPUClockSpeed); -} |