43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
/*
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* Copyright (C) Paul Mackerras 1997.
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* Copyright (C) Leigh Brown 2002.
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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; either version
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* 2 of the License, or (at your option) any later version.
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*/
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typedef void *prom_handle;
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typedef void *ihandle;
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typedef void *phandle;
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typedef int (*prom_entry)(void *);
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#define OF_INVALID_HANDLE ((prom_handle)-1UL)
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extern prom_entry of_prom_entry;
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/* function declarations */
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int call_prom(const char *service, int nargs, int nret, ...);
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int call_prom_ret(const char *service, int nargs, int nret,
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unsigned int *rets, ...);
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void * claim(unsigned int virt, unsigned int size, unsigned int align);
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int map(unsigned int phys, unsigned int virt, unsigned int size);
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void enter(void);
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void exit(void);
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phandle finddevice(const char *name);
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int getprop(phandle node, const char *name, void *buf, int buflen);
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void ofinit(prom_entry entry);
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int ofstdio(ihandle *stdin, ihandle *stdout, ihandle *stderr);
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int read(ihandle instance, void *buf, int buflen);
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void release(void *virt, unsigned int size);
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int write(ihandle instance, void *buf, int buflen);
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/* inlines */
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extern inline void pause(void)
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{
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enter();
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}
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