24 /* Description of core clusters configuration in a chipset (identified by series
33 	/* Number of heterogenous clusters in the CPU package */
34 	uint8_t clusters;  member
92 				.clusters = 1,
110 				.clusters = 2,
128 				.clusters = 2,
146 				.clusters = 2,
163 				.clusters = 2,
181 				.clusters = 2,
199 				.clusters = 2,
216 				.clusters = 2,
234 				.clusters = 2,
251 				.clusters = 2,
268 				.clusters = 2,
286 				.clusters = 2,
303 				.clusters = 2,
320 				.clusters = 2,
338 				.clusters = 2,
355 				.clusters = 2,
373 				.clusters = 2,
391 				.clusters = 2,
408 				.clusters = 2,
429 				.clusters = 1,
449 				.clusters = 2,
466 				.clusters = 2,
485 				.clusters = 3,
505 				.clusters = 3,
524 				.clusters = 2,
544 				.clusters = 1,
559  * match is successful, initializes MIDR for all clusters' leaders with
563  * @param clusters_count - number of CPU core clusters detected in the SoC.
564  * @param cluster_leaders - indices of core clusters' leaders in the @p
570  * for all clusters' leaders contains the tabulated MIDR values.
572  * MIDR values to be assigned to leaders of core clusters are consistent with
577  * @retval true if the chipset was found in the mapping and core clusters'
594 				 * clusters of cores matches expectation */  in cpuinfo_arm_linux_detect_cluster_midr_by_chipset()
596 				    cluster_configs[c].clusters != clusters_count) {  in cpuinfo_arm_linux_detect_cluster_midr_by_chipset()
668  * Initializes MIDR for leaders of core clusters using a heuristic for
672  * - Estimate which of the clusters is big using maximum frequency, if known,
674  * - Initialize the MIDR for big and LITTLE core clusters using the guesstimates
677  * @param clusters_count - number of CPU core clusters detected in the SoC.
678  * @param cluster_with_midr_count - number of CPU core clusters in the SoC with
682  * @param cluster_leaders - indices of core clusters' leaders in the @p
687  * for all core clusters' leaders contains the heuristically detected MIDR
690  * MIDR values to be assigned to leaders of core clusters are consistent with
696  * CPU core clusters' leaders were initialized with MIDR values.
708 		 * clusters */  in cpuinfo_arm_linux_detect_cluster_midr_by_big_little_heuristic()
722 	/* If maximum frequency is known for both clusters, assume LITTLE  in cpuinfo_arm_linux_detect_cluster_midr_by_big_little_heuristic()
783  * Initializes MIDR for leaders of core clusters in a single sequential scan:
784  *  - Clusters preceding the first reported MIDR value are assumed to have
786  *  - Clusters following any reported MIDR value to have that MIDR value.
795  * for all core clusters' leaders contains the assigned MIDR value.
822  * Detects MIDR of each CPU core clusters' leader.
832  * clusters' leaders contains the MIDR value.
834  * @returns The number of core clusters
880 	cpuinfo_log_debug("detected %" PRIu32 " core clusters", clusters_count);  in cpuinfo_arm_linux_detect_cluster_midr()
903 		 * There are multiple core clusters, but /proc/cpuinfo reported  in cpuinfo_arm_linux_detect_cluster_midr()
907 		 * We make three attempts to detect MIDR for all clusters:  in cpuinfo_arm_linux_detect_cluster_midr()
909 		 * heterogeneous clusters and ship with Linux kernels which do  in cpuinfo_arm_linux_detect_cluster_midr()
912 		 * 2. For systems with 2 clusters and MIDR known for one  in cpuinfo_arm_linux_detect_cluster_midr()
916 		 * 3. Initialize MIDRs for all core clusters to the only parsed  in cpuinfo_arm_linux_detect_cluster_midr()
933 		 * core clusters  in cpuinfo_arm_linux_detect_cluster_midr()
942 		 * probably some core clusters do not have MIDR for any of the  in cpuinfo_arm_linux_detect_cluster_midr()
956 			 * /proc/cpuinfo reported MIDR only for some clusters,  in cpuinfo_arm_linux_detect_cluster_midr()
958 			 * detect MIDR for clusters without it:  in cpuinfo_arm_linux_detect_cluster_midr()
960 			 * have heterogeneous clusters and ship with Linux  in cpuinfo_arm_linux_detect_cluster_midr()
963 			 * 2. For systems with 2 clusters and MIDR known for one  in cpuinfo_arm_linux_detect_cluster_midr()
967 			 * 3. Initialize MIDRs for core clusters in a single  in cpuinfo_arm_linux_detect_cluster_midr()
969 			 *    - Clusters preceding the first reported MIDR value  in cpuinfo_arm_linux_detect_cluster_midr()
971 			 *    - Clusters following any reported MIDR value to  in cpuinfo_arm_linux_detect_cluster_midr()
993 				 * MIDR values for core clusters */  in cpuinfo_arm_linux_detect_cluster_midr()