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Viewing changes to arch/powerpc/boot/ep8248e.c

  • Committer: Package Import Robot
  • Author(s): Alessio Igor Bogani
  • Date: 2011-10-26 11:13:05 UTC
  • Revision ID: package-import@ubuntu.com-20111026111305-tz023xykf0i6eosh
Tags: upstream-3.2.0
Import upstream version 3.2.0

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arch/powerpc/boot/ep8248e.c
 
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/*
 
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 * Embedded Planet EP8248E with PlanetCore firmware
 
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 *
 
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 * Author: Scott Wood <scottwood@freescale.com>
 
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 *
 
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 * Copyright (c) 2007 Freescale Semiconductor, Inc.
 
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 *
 
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 * This program is free software; you can redistribute it and/or modify it
 
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 * under the terms of the GNU General Public License version 2 as published
 
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 * by the Free Software Foundation.
 
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 */
 
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#include "ops.h"
 
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#include "stdio.h"
 
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#include "planetcore.h"
 
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#include "pq2.h"
 
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static char *table;
 
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static u64 mem_size;
 
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#include <io.h>
 
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static void platform_fixups(void)
 
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{
 
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        u64 val;
 
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        dt_fixup_memory(0, mem_size);
 
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        planetcore_set_mac_addrs(table);
 
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        if (!planetcore_get_decimal(table, PLANETCORE_KEY_CRYSTAL_HZ, &val)) {
 
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                printf("No PlanetCore crystal frequency key.\r\n");
 
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                return;
 
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        }
 
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        pq2_fixup_clocks(val);
 
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}
 
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void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
 
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                   unsigned long r6, unsigned long r7)
 
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{
 
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        table = (char *)r3;
 
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        planetcore_prepare_table(table);
 
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        if (!planetcore_get_decimal(table, PLANETCORE_KEY_MB_RAM, &mem_size))
 
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                return;
 
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        mem_size *= 1024 * 1024;
 
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        simple_alloc_init(_end, mem_size - (unsigned long)_end, 32, 64);
 
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        fdt_init(_dtb_start);
 
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        planetcore_set_stdout_path(table);
 
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        serial_console_init();
 
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        platform_ops.fixups = platform_fixups;
 
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}