123 lines
3.7 KiB
C
123 lines
3.7 KiB
C
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/*
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* Copyright (C) 2000, 2001, 2002 Broadcom Corporation
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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 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/*
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* Broadcom Common Firmware Environment (CFE)
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*
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* This file contains declarations for doing callbacks to
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* cfe from an application. It should be the only header
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* needed by the application to use this library
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*
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* Authors: Mitch Lichtenberg, Chris Demetriou
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*/
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#ifndef CFE_API_H
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#define CFE_API_H
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#include <linux/types.h>
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#include <linux/string.h>
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typedef long intptr_t;
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/*
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* Constants
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*/
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/* Seal indicating CFE's presence, passed to user program. */
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#define CFE_EPTSEAL 0x43464531
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#define CFE_MI_RESERVED 0 /* memory is reserved, do not use */
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#define CFE_MI_AVAILABLE 1 /* memory is available */
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#define CFE_FLG_WARMSTART 0x00000001
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#define CFE_FLG_FULL_ARENA 0x00000001
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#define CFE_FLG_ENV_PERMANENT 0x00000001
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#define CFE_CPU_CMD_START 1
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#define CFE_CPU_CMD_STOP 0
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#define CFE_STDHANDLE_CONSOLE 0
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#define CFE_DEV_NETWORK 1
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#define CFE_DEV_DISK 2
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#define CFE_DEV_FLASH 3
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#define CFE_DEV_SERIAL 4
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#define CFE_DEV_CPU 5
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#define CFE_DEV_NVRAM 6
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#define CFE_DEV_CLOCK 7
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#define CFE_DEV_OTHER 8
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#define CFE_DEV_MASK 0x0F
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#define CFE_CACHE_FLUSH_D 1
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#define CFE_CACHE_INVAL_I 2
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#define CFE_CACHE_INVAL_D 4
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#define CFE_CACHE_INVAL_L2 8
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#define CFE_FWI_64BIT 0x00000001
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#define CFE_FWI_32BIT 0x00000002
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#define CFE_FWI_RELOC 0x00000004
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#define CFE_FWI_UNCACHED 0x00000008
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#define CFE_FWI_MULTICPU 0x00000010
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#define CFE_FWI_FUNCSIM 0x00000020
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#define CFE_FWI_RTLSIM 0x00000040
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typedef struct {
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int64_t fwi_version; /* major, minor, eco version */
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int64_t fwi_totalmem; /* total installed mem */
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int64_t fwi_flags; /* various flags */
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int64_t fwi_boardid; /* board ID */
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int64_t fwi_bootarea_va; /* VA of boot area */
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int64_t fwi_bootarea_pa; /* PA of boot area */
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int64_t fwi_bootarea_size; /* size of boot area */
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} cfe_fwinfo_t;
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/*
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* Defines and prototypes for functions which take no arguments.
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*/
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int64_t cfe_getticks(void);
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/*
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* Defines and prototypes for the rest of the functions.
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*/
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int cfe_close(int handle);
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int cfe_cpu_start(int cpu, void (*fn) (void), long sp, long gp, long a1);
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int cfe_cpu_stop(int cpu);
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int cfe_enumenv(int idx, char *name, int namelen, char *val, int vallen);
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int cfe_enummem(int idx, int flags, uint64_t * start, uint64_t * length,
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uint64_t * type);
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int cfe_exit(int warm, int status);
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int cfe_flushcache(int flg);
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int cfe_getdevinfo(char *name);
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int cfe_getenv(char *name, char *dest, int destlen);
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int cfe_getfwinfo(cfe_fwinfo_t * info);
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int cfe_getstdhandle(int flg);
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int cfe_init(uint64_t handle, uint64_t ept);
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int cfe_inpstat(int handle);
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int cfe_ioctl(int handle, unsigned int ioctlnum, unsigned char *buffer,
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int length, int *retlen, uint64_t offset);
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int cfe_open(char *name);
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int cfe_read(int handle, unsigned char *buffer, int length);
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int cfe_readblk(int handle, int64_t offset, unsigned char *buffer,
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int length);
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int cfe_setenv(char *name, char *val);
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int cfe_write(int handle, unsigned char *buffer, int length);
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int cfe_writeblk(int handle, int64_t offset, unsigned char *buffer,
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int length);
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#endif /* CFE_API_H */
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