18c2ecf20Sopenharmony_ci/* 28c2ecf20Sopenharmony_ci * This file is subject to the terms and conditions of the GNU General Public 38c2ecf20Sopenharmony_ci * License. See the file "COPYING" in the main directory of this archive 48c2ecf20Sopenharmony_ci * for more details. 58c2ecf20Sopenharmony_ci * 68c2ecf20Sopenharmony_ci * Copyright (C) 2003 Keith M Wesolowski 78c2ecf20Sopenharmony_ci * Copyright (C) 2005 Ilya A. Volynets (Total Knowledge) 88c2ecf20Sopenharmony_ci */ 98c2ecf20Sopenharmony_ci#include <linux/types.h> 108c2ecf20Sopenharmony_ci#include <linux/init.h> 118c2ecf20Sopenharmony_ci#include <linux/kernel.h> 128c2ecf20Sopenharmony_ci#include <linux/memblock.h> 138c2ecf20Sopenharmony_ci#include <linux/mm.h> 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ci#include <asm/ip32/crime.h> 168c2ecf20Sopenharmony_ci#include <asm/bootinfo.h> 178c2ecf20Sopenharmony_ci#include <asm/page.h> 188c2ecf20Sopenharmony_ci 198c2ecf20Sopenharmony_ciextern void crime_init(void); 208c2ecf20Sopenharmony_ci 218c2ecf20Sopenharmony_civoid __init prom_meminit(void) 228c2ecf20Sopenharmony_ci{ 238c2ecf20Sopenharmony_ci u64 base, size; 248c2ecf20Sopenharmony_ci int bank; 258c2ecf20Sopenharmony_ci 268c2ecf20Sopenharmony_ci crime_init(); 278c2ecf20Sopenharmony_ci 288c2ecf20Sopenharmony_ci for (bank=0; bank < CRIME_MAXBANKS; bank++) { 298c2ecf20Sopenharmony_ci u64 bankctl = crime->bank_ctrl[bank]; 308c2ecf20Sopenharmony_ci base = (bankctl & CRIME_MEM_BANK_CONTROL_ADDR) << 25; 318c2ecf20Sopenharmony_ci if (bank != 0 && base == 0) 328c2ecf20Sopenharmony_ci continue; 338c2ecf20Sopenharmony_ci size = (bankctl & CRIME_MEM_BANK_CONTROL_SDRAM_SIZE) ? 128 : 32; 348c2ecf20Sopenharmony_ci size <<= 20; 358c2ecf20Sopenharmony_ci if (base + size > (256 << 20)) 368c2ecf20Sopenharmony_ci base += CRIME_HI_MEM_BASE; 378c2ecf20Sopenharmony_ci 388c2ecf20Sopenharmony_ci printk("CRIME MC: bank %u base 0x%016Lx size %LuMiB\n", 398c2ecf20Sopenharmony_ci bank, base, size >> 20); 408c2ecf20Sopenharmony_ci memblock_add(base, size); 418c2ecf20Sopenharmony_ci } 428c2ecf20Sopenharmony_ci} 438c2ecf20Sopenharmony_ci 448c2ecf20Sopenharmony_ci 458c2ecf20Sopenharmony_civoid __init prom_free_prom_memory(void) 468c2ecf20Sopenharmony_ci{ 478c2ecf20Sopenharmony_ci} 48