diff options
Diffstat (limited to 'qemu/roms/openbios/arch/ppc/mol/prom.h')
| -rw-r--r-- | qemu/roms/openbios/arch/ppc/mol/prom.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/qemu/roms/openbios/arch/ppc/mol/prom.h b/qemu/roms/openbios/arch/ppc/mol/prom.h new file mode 100644 index 000000000..54a856c27 --- /dev/null +++ b/qemu/roms/openbios/arch/ppc/mol/prom.h @@ -0,0 +1,47 @@ +/* + * Creation Date: <2002/10/03 21:07:27 samuel> + * Time-stamp: <2003/10/22 22:45:26 samuel> + * + * <prom.h> + * + * device tree interface + * + * Copyright (C) 2002, 2003 Samuel Rydh (samuel@ibrium.se) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation + * + */ + +#ifndef _H_PROM +#define _H_PROM + +/* Note 1: MOL uses -1 as the invalid phandle while OpenFirmware uses 0 as the + * invalid phandle (it is also the root node). + * + * Note 2: phandles might be negative. For instance, phandles originating from + * a real Open Firmware tree might look like 0xff123000 (a ROM address)... + */ + +typedef enum { kGetRootPhandle=0 } mol_phandle_t; /* must promote to int */ + +extern int prom_close( void ); + +extern mol_phandle_t prom_peer( mol_phandle_t phandle ); +extern mol_phandle_t prom_child( mol_phandle_t phandle ); +extern mol_phandle_t prom_parent( mol_phandle_t phandle ); +extern int prom_package_to_path( mol_phandle_t phandle, char *buf, long buflen ); +extern int prom_get_prop_len( mol_phandle_t phandle, const char *name ); +extern int prom_get_prop( mol_phandle_t phandle, const char *name, char *buf, long buflen ); +extern int prom_get_prop_by_path( const char *path, const char *name, char *buf, long buflen ); +extern int prom_next_prop( mol_phandle_t phandle, const char *prev, char *buf ); +extern int prom_set_prop( mol_phandle_t phandle, const char *name, char *buf, long buflen ); +extern mol_phandle_t prom_create_node( const char *path ); +extern mol_phandle_t prom_find_device( const char *path ); + +extern mol_phandle_t prom_find_device_type( const char *type, int index ); + +extern int prom_change_phandle( mol_phandle_t old_ph, mol_phandle_t new_ph ); + +#endif /* _H_PROM */ |