diff options
Diffstat (limited to 'arch/ppc/cpu/mpc8xx/commproc.c')
-rw-r--r-- | arch/ppc/cpu/mpc8xx/commproc.c | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/arch/ppc/cpu/mpc8xx/commproc.c b/arch/ppc/cpu/mpc8xx/commproc.c deleted file mode 100644 index a87a0dc..0000000 --- a/arch/ppc/cpu/mpc8xx/commproc.c +++ /dev/null @@ -1,131 +0,0 @@ -/* - * (C) Copyright 2000-2002 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <commproc.h> - -DECLARE_GLOBAL_DATA_PTR; - -#ifdef CONFIG_SYS_ALLOC_DPRAM - -int dpram_init (void) -{ - /* Reclaim the DP memory for our use. */ - gd->dp_alloc_base = CPM_DATAONLY_BASE; - gd->dp_alloc_top = CPM_DATAONLY_BASE + CPM_DATAONLY_SIZE; - - return (0); -} - -/* Allocate some memory from the dual ported ram. We may want to - * enforce alignment restrictions, but right now everyone is a good - * citizen. - */ -uint dpram_alloc (uint size) -{ - uint addr = gd->dp_alloc_base; - - if ((gd->dp_alloc_base + size) >= gd->dp_alloc_top) - return (CPM_DP_NOSPACE); - - gd->dp_alloc_base += size; - - return addr; -} - -uint dpram_base (void) -{ - return gd->dp_alloc_base; -} - -/* Allocate some memory from the dual ported ram. We may want to - * enforce alignment restrictions, but right now everyone is a good - * citizen. - */ -uint dpram_alloc_align (uint size, uint align) -{ - uint addr, mask = align - 1; - - addr = (gd->dp_alloc_base + mask) & ~mask; - - if ((addr + size) >= gd->dp_alloc_top) - return (CPM_DP_NOSPACE); - - gd->dp_alloc_base = addr + size; - - return addr; -} - -uint dpram_base_align (uint align) -{ - uint mask = align - 1; - - return (gd->dp_alloc_base + mask) & ~mask; -} -#endif /* CONFIG_SYS_ALLOC_DPRAM */ - -#if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER) - -void post_word_store (ulong a) -{ - volatile void *save_addr = - ((immap_t *) CONFIG_SYS_IMMR)->im_cpm.cp_dpmem + CPM_POST_WORD_ADDR; - - *(volatile ulong *) save_addr = a; -} - -ulong post_word_load (void) -{ - volatile void *save_addr = - ((immap_t *) CONFIG_SYS_IMMR)->im_cpm.cp_dpmem + CPM_POST_WORD_ADDR; - - return *(volatile ulong *) save_addr; -} - -#endif /* CONFIG_POST || CONFIG_LOGBUFFER*/ - -#ifdef CONFIG_BOOTCOUNT_LIMIT - -void bootcount_store (ulong a) -{ - volatile ulong *save_addr = - (volatile ulong *)( ((immap_t *) CONFIG_SYS_IMMR)->im_cpm.cp_dpmem + - CPM_BOOTCOUNT_ADDR ); - - save_addr[0] = a; - save_addr[1] = BOOTCOUNT_MAGIC; -} - -ulong bootcount_load (void) -{ - volatile ulong *save_addr = - (volatile ulong *)( ((immap_t *) CONFIG_SYS_IMMR)->im_cpm.cp_dpmem + - CPM_BOOTCOUNT_ADDR ); - - if (save_addr[1] != BOOTCOUNT_MAGIC) - return 0; - else - return save_addr[0]; -} - -#endif /* CONFIG_BOOTCOUNT_LIMIT */ |