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Merged mcb30-realmode-redesign back to HEAD

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This commit is contained in:
Michael Brown
2005-04-08 15:01:17 +00:00
parent de5d935135
commit 0ff80b477d
100 changed files with 4877 additions and 4263 deletions
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18
src/arch/i386/include/io.h
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@@ -1,22 +1,8 @@
#ifndef ETHERBOOT_IO_H
#define ETHERBOOT_IO_H
/* Amount of relocation etherboot is experiencing */
extern unsigned long virt_offset;
/* Don't require identity mapped physical memory,
* osloader.c is the only valid user at the moment.
*/
static inline unsigned long virt_to_phys(volatile const void *virt_addr)
{
return ((unsigned long)virt_addr) + virt_offset;
}
static inline void *phys_to_virt(unsigned long phys_addr)
{
return (void *)(phys_addr - virt_offset);
}
#include "compiler.h"
#include "virtaddr.h"
/* virt_to_bus converts an addresss inside of etherboot [_start, _end]
* into a memory access cards can use.