diff options
Diffstat (limited to 'arch/mips/mips-boards/sim/sim_mem.c')
-rw-r--r-- | arch/mips/mips-boards/sim/sim_mem.c | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/arch/mips/mips-boards/sim/sim_mem.c b/arch/mips/mips-boards/sim/sim_mem.c deleted file mode 100644 index e408ef0..0000000 --- a/arch/mips/mips-boards/sim/sim_mem.c +++ /dev/null @@ -1,115 +0,0 @@ -/* - * Copyright (C) 2005 MIPS Technologies, Inc. All rights reserved. - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * This program is distributed in the hope 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 <linux/init.h> -#include <linux/mm.h> -#include <linux/bootmem.h> -#include <linux/pfn.h> - -#include <asm/bootinfo.h> -#include <asm/page.h> -#include <asm/sections.h> - -#include <asm/mips-boards/prom.h> - -/*#define DEBUG*/ - -enum simmem_memtypes { - simmem_reserved = 0, - simmem_free, -}; -struct prom_pmemblock mdesc[PROM_MAX_PMEMBLOCKS]; - -#ifdef DEBUG -static char *mtypes[3] = { - "SIM reserved memory", - "SIM free memory", -}; -#endif - -struct prom_pmemblock * __init prom_getmdesc(void) -{ - unsigned int memsize; - - memsize = 0x02000000; - pr_info("Setting default memory size 0x%08x\n", memsize); - - memset(mdesc, 0, sizeof(mdesc)); - - mdesc[0].type = simmem_reserved; - mdesc[0].base = 0x00000000; - mdesc[0].size = 0x00001000; - - mdesc[1].type = simmem_free; - mdesc[1].base = 0x00001000; - mdesc[1].size = 0x000ff000; - - mdesc[2].type = simmem_reserved; - mdesc[2].base = 0x00100000; - mdesc[2].size = CPHYSADDR(PFN_ALIGN(&_end)) - mdesc[2].base; - - mdesc[3].type = simmem_free; - mdesc[3].base = CPHYSADDR(PFN_ALIGN(&_end)); - mdesc[3].size = memsize - mdesc[3].base; - - return &mdesc[0]; -} - -static int __init prom_memtype_classify (unsigned int type) -{ - switch (type) { - case simmem_free: - return BOOT_MEM_RAM; - case simmem_reserved: - default: - return BOOT_MEM_RESERVED; - } -} - -void __init prom_meminit(void) -{ - struct prom_pmemblock *p; - - p = prom_getmdesc(); - - while (p->size) { - long type; - unsigned long base, size; - - type = prom_memtype_classify (p->type); - base = p->base; - size = p->size; - - add_memory_region(base, size, type); - p++; - } -} - -void __init prom_free_prom_memory(void) -{ - int i; - unsigned long addr; - - for (i = 0; i < boot_mem_map.nr_map; i++) { - if (boot_mem_map.map[i].type != BOOT_MEM_ROM_DATA) - continue; - - addr = boot_mem_map.map[i].addr; - free_init_pages("prom memory", - addr, addr + boot_mem_map.map[i].size); - } -} |