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Annotation of qemu/roms/openbios/arch/ppc/mol/prom.h, revision 1.1

1.1     ! root        1: /*
        !             2:  *   Creation Date: <2002/10/03 21:07:27 samuel>
        !             3:  *   Time-stamp: <2003/10/22 22:45:26 samuel>
        !             4:  *
        !             5:  *     <prom.h>
        !             6:  *
        !             7:  *     device tree interface
        !             8:  *
        !             9:  *   Copyright (C) 2002, 2003 Samuel Rydh ([email protected])
        !            10:  *
        !            11:  *   This program is free software; you can redistribute it and/or
        !            12:  *   modify it under the terms of the GNU General Public License
        !            13:  *   as published by the Free Software Foundation
        !            14:  *
        !            15:  */
        !            16: 
        !            17: #ifndef _H_PROM
        !            18: #define _H_PROM
        !            19: 
        !            20: /* Note 1: MOL uses -1 as the invalid phandle while OpenFirmware uses 0 as the
        !            21:  * invalid phandle (it is also the root node).
        !            22:  *
        !            23:  * Note 2: phandles might be negative. For instance, phandles originating from
        !            24:  * a real Open Firmware tree might look like 0xff123000 (a ROM address)...
        !            25:  */
        !            26: 
        !            27: typedef enum { kGetRootPhandle=0 } mol_phandle_t;      /* must promote to int */
        !            28: 
        !            29: extern int                     prom_close( void );
        !            30: 
        !            31: extern mol_phandle_t           prom_peer( mol_phandle_t phandle );
        !            32: extern mol_phandle_t           prom_child( mol_phandle_t phandle );
        !            33: extern mol_phandle_t           prom_parent( mol_phandle_t phandle );
        !            34: extern int                     prom_package_to_path( mol_phandle_t phandle, char *buf, long buflen );
        !            35: extern int                     prom_get_prop_len( mol_phandle_t phandle, const char *name );
        !            36: extern int                     prom_get_prop( mol_phandle_t phandle, const char *name, char *buf, long buflen );
        !            37: extern int                     prom_get_prop_by_path( const char *path, const char *name, char *buf, long buflen );
        !            38: extern int                     prom_next_prop( mol_phandle_t phandle, const char *prev, char *buf );
        !            39: extern int                     prom_set_prop( mol_phandle_t phandle, const char *name, char *buf, long buflen );
        !            40: extern mol_phandle_t           prom_create_node( const char *path );
        !            41: extern mol_phandle_t           prom_find_device( const char *path );
        !            42: 
        !            43: extern mol_phandle_t           prom_find_device_type( const char *type, int index );
        !            44: 
        !            45: extern int                     prom_change_phandle( mol_phandle_t old_ph, mol_phandle_t new_ph );
        !            46: 
        !            47: #endif   /* _H_PROM */

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