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scache_dictionary.h (2229B)

      1 /*
      2  * 
      3  * This license is set out in https://raw.githubusercontent.com/Broadcom-Network-Switching-Software/OpenBCM/master/Legal/LICENSE file.
      4  * 
      5  * Copyright 2007-2019 Broadcom Inc. All rights reserved.
      6  *
      7  * This file contains structure and routine declarations for the
      8  * storage cache misc management internal api.
      9  *
     10  * The misc operations are used to backup inconstant variables in scache
     11  */
     12 
     13 #ifndef _SOC_SCACHE_DICTIONARY_H_
     14 #define _SOC_SCACHE_DICTIONARY_H_
     15 #ifdef BCM_WARM_BOOT_SUPPORT
     16 
     17 #include <sal/core/libc.h>
     18 
     19 /* dictionary entry size is 2+2+56+4=64 byte */
     20 #define SOC_SCACHE_DICTIONARY_ENTRY_NAME_MAX 56
     21 
     22 typedef struct soc_scache_dictionary_entry_s {
     23     uint16 owner;
     24     uint16 key;
     25     char name[SOC_SCACHE_DICTIONARY_ENTRY_NAME_MAX];
     26     int  value;
     27 } soc_scache_dictionary_entry_t;
     28 
     29 /* soc scache dictionary entry name */
     30 #define ssden_SOC_MAX_NUM_PORTS "soc_max_num_ports"
     31 #define ssden_SOC_MAX_NUM_PP_PORTS "soc_max_num_pp_ports"
     32 #define ssden_SOC_MAX_NUM_BLKS "soc_max_num_blks"
     33 #define ssden_SOC_MAX_NUM_PIPES "soc_max_num_pipes"
     34 #define ssden_SOC_MAX_MEM_BYTES "soc_max_num_bytes"
     35 #define ssden_SOC_PBMP_PORT_MAX "soc_pbmp_port_max"
     36 
     37 extern int
     38 soc_scache_dictionary_alloc(int unit);
     39 extern int
     40 soc_scache_dictionary_recover(int unit);
     41 extern int
     42 soc_scache_dictionary_sync(int unit);
     43 extern int
     44 soc_scache_dictionary_entry_get(int unit, const char *name, int defl);
     45 extern int
     46 soc_scache_dictionary_entry_set(int unit, char *name, int value);
     47 
     48 #define SOC_SCACHE_SIZE_MIN(_sz1_, _sz2_)  \
     49         ((_sz1_) < (_sz2_) ? (_sz1_) : (_sz2_))
     50 #define SOC_SCACHE_SIZE_MIN_RECOVER(_scache_ptr_, _local_ptr_, _scache_sz_, _local_sz_) \
     51     do {                                                                      \
     52         if ((_local_ptr_)) {                                                  \
     53             sal_memcpy((_local_ptr_), (_scache_ptr_),                         \
     54                        SOC_SCACHE_SIZE_MIN(_scache_sz_, _local_sz_));         \
     55         }                                                                     \
     56         (_scache_ptr_) += (_scache_sz_);                                      \
     57     } while (0)
     58 
     59 #endif /*  BCM_WARM_BOOT_SUPPORT */
     60 #endif /* _SOC_SCACHE_DICTIONARY_H_ */