Files
SDK_SG200x_V2/linux_5.10/arch/mips/sgi-ip32/ip32-memory.c
carbon 0545e9dc6d init version 2024-05-07
commit d1edce71135cc6d98c0a4b5729774542b676e769
Author: sophgo-forum-service <forum_service@sophgo.com>
Date:   Fri Mar 15 16:07:33 2024 +0800

    [fix] recommend using ssh method to clone repo.
    [fix] fix sensor driver repo branch name.
2024-05-07 19:36:36 +08:00

48 lines
1.1 KiB
C

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