25 /* Description of core clusters configuration in a chipset (identified by series and model number) …
33 	/* Number of heterogenous clusters in the CPU package */
34 	uint8_t clusters;  member
82 		.clusters = 1,
98 		.clusters = 2,
114 		.clusters = 2,
129 		.clusters = 2,
144 		.clusters = 2,
159 		.clusters = 2,
175 		.clusters = 2,
190 		.clusters = 2,
206 		.clusters = 2,
221 		.clusters = 2,
236 		.clusters = 2,
252 		.clusters = 2,
267 		.clusters = 2,
282 		.clusters = 2,
298 		.clusters = 2,
313 		.clusters = 2,
329 		.clusters = 2,
345 		.clusters = 2,
360 		.clusters = 2,
379 		.clusters = 1,
397 		.clusters = 2,
412 		.clusters = 2,
428 		.clusters = 3,
445 		.clusters = 3,
462 		.clusters = 2,
480 		.clusters = 1,
493  * for all clusters' leaders with tabulated values.
496  * @param clusters_count - number of CPU core clusters detected in the SoC.
497  * @param cluster_leaders - indices of core clusters' leaders in the @p processors array.
501 …*                             Upon successful return, processors[i].midr for all clusters' leaders…
504  *                      core clusters are consistent with known parts of their parsed values.
508 …* @retval true if the chipset was found in the mapping and core clusters' leaders initialized with…
522 				/* Verify that the total number of cores and clusters of cores matches expectation */  in cpuinfo_arm_linux_detect_cluster_midr_by_chipset()
523 …if (cluster_configs[c].cores != processors_count || cluster_configs[c].clusters != clusters_count)…  in cpuinfo_arm_linux_detect_cluster_midr_by_chipset()
579  * Initializes MIDR for leaders of core clusters using a heuristic for big.LITTLE systems:
581 …* - Estimate which of the clusters is big using maximum frequency, if known, otherwise using syste…
582  * - Initialize the MIDR for big and LITTLE core clusters using the guesstimates values.
584  * @param clusters_count - number of CPU core clusters detected in the SoC.
585  * @param cluster_with_midr_count - number of CPU core clusters in the SoC with known MIDR values.
587  * @param cluster_leaders - indices of core clusters' leaders in the @p processors array.
590 …*                             Upon successful return, processors[i].midr for all core clusters' le…
593  *                      core clusters are consistent with known parts of their parsed values.
597 …* @retval true if this is a big.LITTLE system with only one known MIDR and the CPU core clusters' …
610 		/* Not a big.LITTLE system, or MIDR is known for both/neither clusters */  in cpuinfo_arm_linux_detect_cluster_midr_by_big_little_heuristic()
622 …/* If maximum frequency is known for both clusters, assume LITTLE cluster is the one with lower fr…  in cpuinfo_arm_linux_detect_cluster_midr_by_big_little_heuristic()
677  * Initializes MIDR for leaders of core clusters in a single sequential scan:
678  *  - Clusters preceding the first reported MIDR value are assumed to have default MIDR value.
679  *  - Clusters following any reported MIDR value to have that MIDR value.
685 …*                             Upon successful return, processors[i].midr for all core clusters' le…
711  * Detects MIDR of each CPU core clusters' leader.
719 …*                             Upon return, processors[i].midr for all clusters' leaders contains t…
721  * @returns The number of core clusters
765 	cpuinfo_log_debug("detected %"PRIu32" core clusters", clusters_count);  in cpuinfo_arm_linux_detect_cluster_midr()
783 		 * There are multiple core clusters, but /proc/cpuinfo reported MIDR only for one  in cpuinfo_arm_linux_detect_cluster_midr()
786 		 * We make three attempts to detect MIDR for all clusters:  in cpuinfo_arm_linux_detect_cluster_midr()
787 …* 1. Search tabulated MIDR values for chipsets which have heterogeneous clusters and ship with Lin…  in cpuinfo_arm_linux_detect_cluster_midr()
789 		 * 2. For systems with 2 clusters and MIDR known for one cluster, assume big.LITTLE configuration,  in cpuinfo_arm_linux_detect_cluster_midr()
791 		 * 3. Initialize MIDRs for all core clusters to the only parsed MIDR value.  in cpuinfo_arm_linux_detect_cluster_midr()
809 		/* Fall back to sequential initialization of MIDR values for core clusters */  in cpuinfo_arm_linux_detect_cluster_midr()
815 …* /proc/cpuinfo reported MIDR only for some processors, and probably some core clusters do not hav…  in cpuinfo_arm_linux_detect_cluster_midr()
829 			 * /proc/cpuinfo reported MIDR only for some clusters, need to reconstruct others.  in cpuinfo_arm_linux_detect_cluster_midr()
830 			 * We make three attempts to detect MIDR for clusters without it:  in cpuinfo_arm_linux_detect_cluster_midr()
831 …* 1. Search tabulated MIDR values for chipsets which have heterogeneous clusters and ship with Lin…  in cpuinfo_arm_linux_detect_cluster_midr()
833 …	 * 2. For systems with 2 clusters and MIDR known for one cluster, assume big.LITTLE configuration,  in cpuinfo_arm_linux_detect_cluster_midr()
835 			 * 3. Initialize MIDRs for core clusters in a single sequential scan:  in cpuinfo_arm_linux_detect_cluster_midr()
836 …*    - Clusters preceding the first reported MIDR value are assumed to have the last reported MIDR…  in cpuinfo_arm_linux_detect_cluster_midr()
837 			 *    - Clusters following any reported MIDR value to have that MIDR value.  in cpuinfo_arm_linux_detect_cluster_midr()
855 				/* Fall back to sequential initialization of MIDR values for core clusters */  in cpuinfo_arm_linux_detect_cluster_midr()