60 строки
1.4 KiB
C
60 строки
1.4 KiB
C
/*
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* ATSTK1000 board-specific setup code.
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*
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* Copyright (C) 2005-2006 Atmel Corporation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/bootmem.h>
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#include <linux/init.h>
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#include <linux/types.h>
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#include <linux/linkage.h>
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#include <asm/setup.h>
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#include <asm/arch/board.h>
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/* Initialized by bootloader-specific startup code. */
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struct tag *bootloader_tags __initdata;
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struct lcdc_platform_data __initdata atstk1000_fb0_data;
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asmlinkage void __init board_early_init(void)
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{
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extern void sdram_init(void);
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#ifdef CONFIG_LOADER_STANDALONE
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sdram_init();
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#endif
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}
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void __init board_setup_fbmem(unsigned long fbmem_start,
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unsigned long fbmem_size)
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{
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if (!fbmem_size)
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return;
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if (!fbmem_start) {
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void *fbmem;
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fbmem = alloc_bootmem_low_pages(fbmem_size);
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fbmem_start = __pa(fbmem);
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} else {
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pg_data_t *pgdat;
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for_each_online_pgdat(pgdat) {
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if (fbmem_start >= pgdat->bdata->node_boot_start
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&& fbmem_start <= pgdat->bdata->node_low_pfn)
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reserve_bootmem_node(pgdat, fbmem_start,
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fbmem_size);
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}
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}
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printk("%luKiB framebuffer memory at address 0x%08lx\n",
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fbmem_size >> 10, fbmem_start);
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atstk1000_fb0_data.fbmem_start = fbmem_start;
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atstk1000_fb0_data.fbmem_size = fbmem_size;
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}
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