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Diffstat (limited to 'sys/contrib/octeon-sdk/cvmx-sim-magic.h')
| -rw-r--r-- | sys/contrib/octeon-sdk/cvmx-sim-magic.h | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/sys/contrib/octeon-sdk/cvmx-sim-magic.h b/sys/contrib/octeon-sdk/cvmx-sim-magic.h deleted file mode 100644 index 5cf3978b4be0..000000000000 --- a/sys/contrib/octeon-sdk/cvmx-sim-magic.h +++ /dev/null @@ -1,198 +0,0 @@ -/***********************license start*************** - * Copyright (c) 2003-2010 Cavium Inc. (support@cavium.com). All rights - * reserved. - * - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * * Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials provided - * with the distribution. - - * * Neither the name of Cavium Inc. nor the names of - * its contributors may be used to endorse or promote products - * derived from this software without specific prior written - * permission. - - * This Software, including technical data, may be subject to U.S. export control - * laws, including the U.S. Export Administration Act and its associated - * regulations, and may be subject to export or import regulations in other - * countries. - - * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS" - * AND WITH ALL FAULTS AND CAVIUM INC. MAKES NO PROMISES, REPRESENTATIONS OR - * WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT TO - * THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY REPRESENTATION OR - * DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT DEFECTS, AND CAVIUM - * SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES OF TITLE, - * MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR PURPOSE, LACK OF - * VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET POSSESSION OR - * CORRESPONDENCE TO DESCRIPTION. THE ENTIRE RISK ARISING OUT OF USE OR - * PERFORMANCE OF THE SOFTWARE LIES WITH YOU. - ***********************license end**************************************/ - - -/** - * @file - * - * This is file defines ASM primitives for sim magic functions. - - * <hr>$Revision: 70030 $<hr> - * - * - */ -#ifndef __CVMX_SIM_MAGIC_H__ -#define __CVMX_SIM_MAGIC_H__ - -#ifdef __cplusplus -extern "C" { -#endif - -/* Note, the following Magic function are only useful in the simulator - * environment. Typical simple executive application should not use - * these functions. Their access functions are defined and implemented in - * the newlib - * SIM_MAGIC_PUTS - * SIM_MAGIC_WRITE - * SIM_MAGIC_READ - * SIM_MAGIC_OPEN - * SIM_MAGIC_CLOSE - * SIM_MAGIC_STAT - * SIM_MAGIC_FSTAT - * SIM_MAGIC_LSEEK - * SIM_MAGIC_ALLOC_MEM - */ - -/* Assembler macros for accessing simulator magic functions */ -#define OCTEON_SIM_MAGIC_TRAP_ADDRESS 0x8000000feffe0000ull - -/* Reg t9 (r25) specifies the actual magic function*/ -#define SIM_MAGIC_PUTS 0x05 -#define SIM_MAGIC_SIMPRINTF 0x06 -#define SIM_MAGIC_WRITE 0x07 -#define SIM_MAGIC_READ 0x08 -#define SIM_MAGIC_OPEN 0x09 -#define SIM_MAGIC_CLOSE 0x0A -#define SIM_MAGIC_STAT 0x0B -#define SIM_MAGIC_FSTAT 0x0C -#define SIM_MAGIC_LSEEK 0x0D -#define SIM_MAGIC_ALLOC_MEM 0x20 -#define SIM_MAGIC_GET_CPUFREQ 0x31 /* SDK 1.9 release and after */ -#define SIM_MAGIC_GET_MEMFREQ 0x32 /* SDK 1.9 release and after */ -#define SIM_MAGIC_GET_IOFREQ 0x33 /* SDK 2.0 release and after, only set in Octeon2 */ - -/** - * @INTERNAL - * sim_magci implementation function with return code. - * - * @param func_no SIM magic function to invoke - * - * @return Result of the SIM magic function - */ -static inline int __cvmx_sim_magic_return(unsigned long long func_no) -{ - register unsigned long long magic_addr asm ("$15"); - register unsigned long long magic_func asm ("$25"); /* t9 */ - int ret; - - magic_addr = OCTEON_SIM_MAGIC_TRAP_ADDRESS; - magic_func = func_no; - asm volatile ( - "dadd $24, $31, $0 \n" - "jalr $15 \n" - "dadd $31, $24, $0 \n" - "move %0, $2" - : "=r" (ret) - : "r" (magic_addr), "r" (magic_func) - : "$2", "$24" ); - - - return ret; -} - -/** - * @INTERNAL - * sim_magci implementation function without return code. - * - * @param func_no SIM magic function to invoke - */ -static inline void __cvmx_sim_magic_no_return(unsigned long long func_no) -{ - register unsigned long long magic_addr asm ("$15"); - register unsigned long long magic_func asm ("$25"); /* t9 */ - - magic_addr = OCTEON_SIM_MAGIC_TRAP_ADDRESS; - magic_func = func_no; - asm volatile ( - "dadd $24, $31, $0 \n" - "jalr $15 \n" - "dadd $31, $24, $0 \n" - : - : "r" (magic_addr), "r" (magic_func) - : "$24" ); - -} - -/** - * @INTERNAL - * SIM magic printf function, only support up to 8 parameters - * - * @param format - */ -static inline void __cvmx_sim_magic_simprintf(const char *format, ...) -{ - CVMX_SYNC; - - __cvmx_sim_magic_no_return( SIM_MAGIC_SIMPRINTF); -} - -/** - * Retrive cpu core clock frequency from the simulator - * - * @return simulating core frequency - */ -static inline int cvmx_sim_magic_get_cpufreq(void) -{ - CVMX_SYNC; - - return __cvmx_sim_magic_return(SIM_MAGIC_GET_CPUFREQ); -} - -/** - * Retrive DDR clock frequency from the simulator - * - * @return simulating DDR frequency - */ -static inline int cvmx_sim_magic_get_memfreq(void) -{ - CVMX_SYNC; - - return __cvmx_sim_magic_return(SIM_MAGIC_GET_MEMFREQ); -} - -/** - * Retrive io core clock frequency from the simulator - * - * @return simulating core frequency - */ -static inline int cvmx_sim_magic_get_iofreq(void) -{ - CVMX_SYNC; - - if (OCTEON_IS_MODEL(OCTEON_CN6XXX) || OCTEON_IS_MODEL(OCTEON_CNF7XXX)) - return __cvmx_sim_magic_return(SIM_MAGIC_GET_IOFREQ); - else - return 0; -} - -#ifdef __cplusplus -} -#endif - -#endif /* __CVMX_SIM_MAGIC_H__ */ |