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0f141c94d3
git-svn-id: svn://coreboot.org/openbios/trunk/openbios-devel@519 f158a5a8-5612-0410-a976-696ce0be7e32
65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
/*
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* Creation Date: <1999/11/16 00:47:06 samuel>
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* Time-stamp: <2003/10/18 13:28:14 samuel>
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*
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* <ofmem.h>
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*
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*
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*
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* Copyright (C) 1999, 2002 Samuel Rydh (samuel@ibrium.se)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation
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*
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*/
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#ifndef _H_OFMEM
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#define _H_OFMEM
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extern void ofmem_cleanup( void );
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extern void ofmem_init( void );
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extern ucell ofmem_claim( ucell addr, ucell size, ucell align );
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extern ucell ofmem_claim_phys( ucell mphys, ucell size, ucell align );
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extern ucell ofmem_claim_virt( ucell mvirt, ucell size, ucell align );
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extern int ofmem_map( ucell phys, ucell virt, ucell size, ucell mode );
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extern void ofmem_release( ucell virt, ucell size );
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extern ucell ofmem_translate( ucell virt, ucell *ret_mode );
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#ifdef CONFIG_PPC
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#define PAGE_SHIFT 12
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ulong get_ram_size( void );
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ulong get_ram_top( void );
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ulong get_ram_bottom( void );
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void ofmem_register( phandle_t ph );
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#elif defined(CONFIG_SPARC32)
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#define PAGE_SHIFT 12
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/* arch/sparc32/lib.c */
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struct mem;
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extern struct mem cdvmem;
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void mem_init(struct mem *t, char *begin, char *limit);
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void *mem_alloc(struct mem *t, int size, int align);
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int map_page(unsigned long va, uint64_t epa, int type);
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void *map_io(uint64_t pa, int size);
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#endif
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#ifdef PAGE_SHIFT
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#define PAGE_SIZE (1 << PAGE_SHIFT)
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#define PAGE_MASK (~(PAGE_SIZE - 1))
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#define PAGE_ALIGN(addr) (((addr) + PAGE_SIZE - 1) & PAGE_MASK)
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#endif
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#if defined(CONFIG_DEBUG_OFMEM)
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# define OFMEM_TRACE(fmt, ...) do { printk("OFMEM: " fmt, ## __VA_ARGS__); } while (0)
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#else
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# define OFMEM_TRACE(fmt, ...) do {} while(0)
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#endif
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#endif /* _H_OFMEM */
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