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109 lines
3.1 KiB
109 lines
3.1 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* Copyright (C) 2000, 2001, 2002 Broadcom Corporation |
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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, const char *buffer, int length); |
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int cfe_writeblk(int handle, int64_t offset, const char *buffer, |
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int length); |
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#endif /* CFE_API_H */
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