Changeset 19 for trunk/kernel/kern/core.h
- Timestamp:
- Jun 3, 2017, 4:46:59 PM (7 years ago)
- File:
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- 1 edited
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trunk/kernel/kern/core.h (modified) (10 diffs)
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trunk/kernel/kern/core.h
r16 r19 1 1 /* 2 2 * core.h - core descriptor and associated access functions définition 3 * 3 * 4 4 * Authors Ghassan Almaless (2008,2009,2010,2011,2012) 5 5 * Mohamed Lamine Karaoui (2015) … … 49 49 { 50 50 lid_t lid; /*! core local index in cluster */ 51 gid_t gid; /*! core global identifier (hardware index) */ 51 gid_t gid; /*! core global identifier (hardware index) */ 52 52 uint64_t cycles; /*! total number of cycles (from hard reset) */ 53 53 uint32_t time_stamp; /*! previous time stamp (read from register) */ … … 58 58 struct thread_s * thread_rpc; /*! pointer on current RPC thread descriptor */ 59 59 struct thread_s * thread_idle; /*! pointer on idle thread descriptor */ 60 struct thread_s * fpu_owner; /*! pointer on current FPU owner thread */ 60 struct thread_s * fpu_owner; /*! pointer on current FPU owner thread */ 61 61 uint32_t rand_last; /*! last computed random value */ 62 62 uint32_t rpc_threads; /*! total number of RPC threads for this core */ … … 71 71 72 72 // sysfs_entry_t node; 73 } 73 } 74 74 core_t; 75 75 … … 87 87 *************************************************************************************** 88 88 * @ core : pointer on core descriptor to initialise. 89 * @ lid : local core index 89 * @ lid : local core index 90 90 * @ gid : global core identifier (hardware index) 91 91 **************************************************************************************/ 92 void core_init( core_t * core, 93 lid_t lid, 92 void core_init( core_t * core, 93 lid_t lid, 94 94 gid_t gid ); 95 95 … … 104 104 105 105 /*************************************************************************************** 106 * This function returns the current date (cycles) from both 107 * the hardware 32 bits cycles counter and the core descriptor cycles counter, 106 * This function returns the current date (cycles) from both 107 * the hardware 32 bits cycles counter and the core descriptor cycles counter, 108 108 * taking into account the 32 bits hardware register overflow. 109 109 * The core descriptor time is updated. … … 116 116 /*************************************************************************************** 117 117 * This function returns the current date (seconds & micro-seconds) from both 118 * the hardware 32 bits cycles counter and the core descriptor cycles counter, 118 * the hardware 32 bits cycles counter and the core descriptor cycles counter, 119 119 * taking into account the 32 bits hardware register overflow. 120 120 * The core descriptor time is updated. … … 132 132 * It updates the cycles and ticks counter in the calling core descriptor. 133 133 * It handles all pending alarms depending on the ticks counter value. 134 * It handles the scheduling, depending on the ticks counter value. 134 * It handles the scheduling, depending on the ticks counter value. 135 135 * It handles the global DQDT update, depending on the ticks counter vakue. 136 136 *************************************************************************************** … … 140 140 141 141 /*************************************************************************************** 142 * This function updates the usage statistics for the calling core descriptor, 142 * This function updates the usage statistics for the calling core descriptor, 143 143 * based on the ratio between the idle_ticks and total_ticks. 144 144 *************************************************************************************** … … 157 157 * This function set/reset a selected entry in one interrupt vector for a remote core. 158 158 * The written value is an extended pointer on the "source" device (or the XPTR_NULL 159 * value in case of reset). As it uses remote access, this function can be called by 159 * value in case of reset). As it uses remote access, this function can be called by 160 160 * any thread in any cluster. 161 161 ***************************************************************************************
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