mirror of https://gitee.com/openkylin/linux.git
50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 2003 Keith M Wesolowski
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* Copyright (C) 2005 Ilya A. Volynets (Total Knowledge)
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*/
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#include <linux/types.h>
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/mm.h>
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#include <asm/ip32/crime.h>
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#include <asm/bootinfo.h>
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#include <asm/page.h>
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#include <asm/pgtable.h>
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#include <asm/pgalloc.h>
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extern void crime_init(void);
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void __init prom_meminit (void)
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{
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u64 base, size;
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int bank;
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crime_init();
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for (bank=0; bank < CRIME_MAXBANKS; bank++) {
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u64 bankctl = crime->bank_ctrl[bank];
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base = (bankctl & CRIME_MEM_BANK_CONTROL_ADDR) << 25;
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if (bank != 0 && base == 0)
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continue;
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size = (bankctl & CRIME_MEM_BANK_CONTROL_SDRAM_SIZE) ? 128 : 32;
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size <<= 20;
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if (base + size > (256 << 20))
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base += CRIME_HI_MEM_BASE;
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printk("CRIME MC: bank %u base 0x%016lx size %luMiB\n",
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bank, base, size >> 20);
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add_memory_region (base, size, BOOT_MEM_RAM);
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}
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}
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unsigned long __init prom_free_prom_memory (void)
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{
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return 0;
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}
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