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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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C
123456789101112131415161718192021222324252627282930313233343536373839/* SPDX-License-Identifier: GPL-2.0+ *//* * Definitions for building a device tree by calling into the * Open Firmware PROM. * * Copyright (C) 2010 Andres Salomon <dilinger@queued.net> */
#ifndef _LINUX_OF_PDT_H#define _LINUX_OF_PDT_H
/* overridable operations for calling into the PROM */struct of_pdt_ops { /* * buf should be 32 bytes; return 0 on success. * If prev is NULL, the first property will be returned. */ int (*nextprop)(phandle node, char *prev, char *buf);
/* for both functions, return proplen on success; -1 on error */ int (*getproplen)(phandle node, const char *prop); int (*getproperty)(phandle node, const char *prop, char *buf, int bufsize);
/* phandles are 0 if no child or sibling exists */ phandle (*getchild)(phandle parent); phandle (*getsibling)(phandle node);
/* return 0 on success; fill in 'len' with number of bytes in path */ int (*pkg2path)(phandle node, char *buf, const int buflen, int *len);};
extern void *prom_early_alloc(unsigned long size);
/* for building the device tree */extern void of_pdt_build_devicetree(phandle root_node, struct of_pdt_ops *ops);
#endif /* _LINUX_OF_PDT_H */