1 /* from: Broadcom Id: cfe_api.h,v 1.31 2006/08/24 02:13:56 binh Exp $ */ 2 3 /*- 4 * SPDX-License-Identifier: BSD-3-Clause 5 * 6 * Copyright 2000, 2001, 2002 7 * Broadcom Corporation. All rights reserved. 8 * 9 * This software is furnished under license and may be used and copied only 10 * in accordance with the following terms and conditions. Subject to these 11 * conditions, you may download, copy, install, use, modify and distribute 12 * modified or unmodified copies of this software in source and/or binary 13 * form. No title or ownership is transferred hereby. 14 * 15 * 1) Any source code used, modified or distributed must reproduce and 16 * retain this copyright notice and list of conditions as they appear in 17 * the source file. 18 * 19 * 2) No right is granted to use any trade name, trademark, or logo of 20 * Broadcom Corporation. The "Broadcom Corporation" name may not be 21 * used to endorse or promote products derived from this software 22 * without the prior written permission of Broadcom Corporation. 23 * 24 * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED 25 * WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF 26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR 27 * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE 28 * FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE 29 * LIABLE FOR DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 32 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 33 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 34 * OR OTHERWISE), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 35 * 36 * $FreeBSD$ 37 */ 38 39 /* ********************************************************************* 40 * 41 * Broadcom Common Firmware Environment (CFE) 42 * 43 * Device function prototypes File: cfe_api.h 44 * 45 * This file contains declarations for doing callbacks to 46 * cfe from an application. It should be the only header 47 * needed by the application to use this library 48 * 49 * Authors: Mitch Lichtenberg, Chris Demetriou 50 * 51 ********************************************************************* */ 52 53 #ifndef CFE_API_H 54 #define CFE_API_H 55 56 /* 57 * Apply customizations here for different OSes. These need to: 58 * * typedef uint64_t, int64_t, intptr_t, uintptr_t. 59 * * define cfe_strlen() if use of an existing function is desired. 60 * * define CFE_API_IMPL_NAMESPACE if API functions are to use 61 * names in the implementation namespace. 62 * Also, optionally, if the build environment does not do so automatically, 63 * CFE_API_* can be defined here as desired. 64 */ 65 /* Begin customization. */ 66 #include <sys/stdint.h> /* All of the typedefs. */ 67 #include <sys/systm.h> /* strlen() prototype. */ 68 69 #define CFE_API_ALL 70 #define cfe_strlen(x) strlen(x) 71 /* End customization. */ 72 73 74 /* ********************************************************************* 75 * Constants 76 ********************************************************************* */ 77 78 /* Seal indicating CFE's presence, passed to user program. */ 79 #define CFE_EPTSEAL 0x43464531 80 81 #define CFE_MI_RESERVED 0 /* memory is reserved, do not use */ 82 #define CFE_MI_AVAILABLE 1 /* memory is available */ 83 84 #define CFE_FLG_WARMSTART 0x00000001 85 #define CFE_FLG_FULL_ARENA 0x00000001 86 #define CFE_FLG_ENV_PERMANENT 0x00000001 87 88 #define CFE_CPU_CMD_START 1 89 #define CFE_CPU_CMD_STOP 0 90 91 #define CFE_STDHANDLE_CONSOLE 0 92 93 #define CFE_DEV_NETWORK 1 94 #define CFE_DEV_DISK 2 95 #define CFE_DEV_FLASH 3 96 #define CFE_DEV_SERIAL 4 97 #define CFE_DEV_CPU 5 98 #define CFE_DEV_NVRAM 6 99 #define CFE_DEV_CLOCK 7 100 #define CFE_DEV_OTHER 8 101 #define CFE_DEV_MASK 0x0F 102 103 #define CFE_CACHE_FLUSH_D 1 104 #define CFE_CACHE_INVAL_I 2 105 #define CFE_CACHE_INVAL_D 4 106 #define CFE_CACHE_INVAL_L2 8 107 108 #define CFE_FWI_64BIT 0x00000001 109 #define CFE_FWI_32BIT 0x00000002 110 #define CFE_FWI_RELOC 0x00000004 111 #define CFE_FWI_UNCACHED 0x00000008 112 #define CFE_FWI_MULTICPU 0x00000010 113 #define CFE_FWI_FUNCSIM 0x00000020 114 #define CFE_FWI_RTLSIM 0x00000040 115 116 typedef struct { 117 int64_t fwi_version; /* major, minor, eco version */ 118 int64_t fwi_totalmem; /* total installed mem */ 119 int64_t fwi_flags; /* various flags */ 120 int64_t fwi_boardid; /* board ID */ 121 int64_t fwi_bootarea_va; /* VA of boot area */ 122 int64_t fwi_bootarea_pa; /* PA of boot area */ 123 int64_t fwi_bootarea_size; /* size of boot area */ 124 } cfe_fwinfo_t; 125 126 127 /* 128 * cfe_strlen is handled specially: If already defined, it has been 129 * overridden in this environment with a standard strlen-like function. 130 */ 131 #ifdef cfe_strlen 132 # define CFE_API_STRLEN_CUSTOM 133 #else 134 # ifdef CFE_API_IMPL_NAMESPACE 135 # define cfe_strlen(a) __cfe_strlen(a) 136 # endif 137 int cfe_strlen(char *name); 138 #endif 139 140 /* 141 * Defines and prototypes for functions which take no arguments. 142 */ 143 #ifdef CFE_API_IMPL_NAMESPACE 144 int64_t __cfe_getticks(void); 145 #define cfe_getticks() __cfe_getticks() 146 #else 147 int64_t cfe_getticks(void); 148 #endif 149 150 /* 151 * Defines and prototypes for the rest of the functions. 152 */ 153 #ifdef CFE_API_IMPL_NAMESPACE 154 #define cfe_close(a) __cfe_close(a) 155 #define cfe_cpu_start(a,b,c,d,e) __cfe_cpu_start(a,b,c,d,e) 156 #define cfe_cpu_stop(a) __cfe_cpu_stop(a) 157 #define cfe_enumenv(a,b,d,e,f) __cfe_enumenv(a,b,d,e,f) 158 #define cfe_enumdev(a,b,c) __cfe_enumdev(a,b,c) 159 #define cfe_enummem(a,b,c,d,e) __cfe_enummem(a,b,c,d,e) 160 #define cfe_exit(a,b) __cfe_exit(a,b) 161 #define cfe_flushcache(a) __cfe_cacheflush(a) 162 #define cfe_getdevinfo(a) __cfe_getdevinfo(a) 163 #define cfe_getenv(a,b,c) __cfe_getenv(a,b,c) 164 #define cfe_getfwinfo(a) __cfe_getfwinfo(a) 165 #define cfe_getstdhandle(a) __cfe_getstdhandle(a) 166 #define cfe_init(a,b) __cfe_init(a,b) 167 #define cfe_inpstat(a) __cfe_inpstat(a) 168 #define cfe_ioctl(a,b,c,d,e,f) __cfe_ioctl(a,b,c,d,e,f) 169 #define cfe_open(a) __cfe_open(a) 170 #define cfe_read(a,b,c) __cfe_read(a,b,c) 171 #define cfe_readblk(a,b,c,d) __cfe_readblk(a,b,c,d) 172 #define cfe_setenv(a,b) __cfe_setenv(a,b) 173 #define cfe_write(a,b,c) __cfe_write(a,b,c) 174 #define cfe_writeblk(a,b,c,d) __cfe_writeblk(a,b,c,d) 175 #endif /* CFE_API_IMPL_NAMESPACE */ 176 177 int cfe_close(int handle); 178 int cfe_cpu_start(int cpu, void (*fn)(void), long sp, long gp, long a1); 179 int cfe_cpu_stop(int cpu); 180 int cfe_enumenv(int idx, char *name, int namelen, char *val, int vallen); 181 int cfe_enumdev(int idx, char *name, int namelen); 182 int cfe_enummem(int idx, int flags, uint64_t *start, uint64_t *length, 183 uint64_t *type); 184 int cfe_exit(int warm,int status); 185 int cfe_flushcache(int flg); 186 int cfe_getdevinfo(char *name); 187 int cfe_getenv(char *name, char *dest, int destlen); 188 int cfe_getfwinfo(cfe_fwinfo_t *info); 189 int cfe_getstdhandle(int flg); 190 int cfe_init(uint64_t handle,uint64_t ept); 191 int cfe_inpstat(int handle); 192 int cfe_ioctl(int handle, unsigned int ioctlnum, unsigned char *buffer, 193 int length, int *retlen, uint64_t offset); 194 int cfe_open(char *name); 195 int cfe_read(int handle, unsigned char *buffer, int length); 196 int cfe_readblk(int handle, int64_t offset, unsigned char *buffer, int length); 197 int cfe_setenv(char *name, char *val); 198 int cfe_write(int handle, unsigned char *buffer, int length); 199 int cfe_writeblk(int handle, int64_t offset, unsigned char *buffer, 200 int length); 201 202 #endif /* CFE_API_H */ 203