| /linux/arch/arm/boot/dts/intel/axm/ |
| H A D | axm5516-cpus.dtsi | 13 cpu-map {
16 cpu = <&CPU0>;
19 cpu = <&CPU1>;
22 cpu = <&CPU2>;
25 cpu = <&CPU3>;
30 cpu = <&CPU4>;
33 cpu = <&CPU5>;
36 cpu = <&CPU6>;
39 cpu = <&CPU7>;
44 cpu = <&CPU8>;
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| /linux/arch/arm/mach-meson/ |
| H A D | platsmp.c | 38 static struct reset_control *meson_smp_get_core_reset(int cpu) in meson_smp_get_core_reset() argument
40 struct device_node *np = of_get_cpu_node(cpu, 0); in meson_smp_get_core_reset()
45 static void meson_smp_set_cpu_ctrl(int cpu, bool on_off) in meson_smp_set_cpu_ctrl() argument
50 val |= BIT(cpu); in meson_smp_set_cpu_ctrl()
52 val &= ~BIT(cpu); in meson_smp_set_cpu_ctrl()
116 static void meson_smp_begin_secondary_boot(unsigned int cpu) in meson_smp_begin_secondary_boot() argument
119 * Set the entry point before powering on the CPU through the SCU. This in meson_smp_begin_secondary_boot()
120 * is needed if the CPU is in "warm" state (= after rebooting the in meson_smp_begin_secondary_boot()
121 * system without power-cycling, or when taking the CPU offline and in meson_smp_begin_secondary_boot()
125 sram_base + MESON_SMP_SRAM_CPU_CTRL_ADDR_REG(cpu)); in meson_smp_begin_secondary_boot()
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| /linux/drivers/cpufreq/ |
| H A D | intel_pstate.c | 21 #include <linux/cpu.h>
33 #include <asm/cpu.h>
100 * to account for cpu idle period
136 * Stores the per cpu model P state limits and current P state.
191 * struct cpudata - Per CPU instance data storage
192 * @cpu: CPU number for this instance data
198 * @pstate: Stores P state limits for this CPU
199 * @vid: Stores VID limits for this CPU
221 * @sched_flags: Store scheduler flags for possible cross CPU update
224 * @pd_registered: Set when a perf domain is registered for this CPU.
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| /linux/tools/perf/pmu-events/arch/s390/cf_z15/ |
| H A D | crypto6.json | 3 "Unit": "CPU-M-CF",
7 …counter counts the total number of the pseudorandom-number-generation functions issued by the CPU."
10 "Unit": "CPU-M-CF",
14 …al number of CPU cycles when the DEA/AES/SHA coprocessor is busy performing the pseudorandom- numb…
17 "Unit": "CPU-M-CF",
21 …that are issued by the CPU and are blocked because the DEA/AES/SHA coprocessor is busy performing …
24 "Unit": "CPU-M-CF",
28 …CPU cycles blocked for the pseudorandom-number-generation functions issued by the CPU because the …
31 "Unit": "CPU-M-CF",
35 …"PublicDescription": "This counter counts the total number of the SHA functions issued by the CPU."
[all …]
|
| /linux/tools/perf/pmu-events/arch/s390/cf_z16/ |
| H A D | crypto6.json | 3 "Unit": "CPU-M-CF",
7 …counter counts the total number of the pseudorandom-number-generation functions issued by the CPU."
10 "Unit": "CPU-M-CF",
14 …al number of CPU cycles when the DEA/AES/SHA coprocessor is busy performing the pseudorandom- numb…
17 "Unit": "CPU-M-CF",
21 …that are issued by the CPU and are blocked because the DEA/AES/SHA coprocessor is busy performing …
24 "Unit": "CPU-M-CF",
28 …CPU cycles blocked for the pseudorandom-number-generation functions issued by the CPU because the …
31 "Unit": "CPU-M-CF",
35 …"PublicDescription": "This counter counts the total number of the SHA functions issued by the CPU."
[all …]
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| /linux/tools/perf/pmu-events/arch/s390/cf_z17/ |
| H A D | crypto6.json | 3 "Unit": "CPU-M-CF",
7 …counter counts the total number of the pseudorandom-number-generation functions issued by the CPU."
10 "Unit": "CPU-M-CF",
14 …al number of CPU cycles when the DEA/AES/SHA coprocessor is busy performing the pseudorandom- numb…
17 "Unit": "CPU-M-CF",
21 …that are issued by the CPU and are blocked because the DEA/AES/SHA coprocessor is busy performing …
24 "Unit": "CPU-M-CF",
28 …CPU cycles blocked for the pseudorandom-number-generation functions issued by the CPU because the …
31 "Unit": "CPU-M-CF",
35 …"PublicDescription": "This counter counts the total number of the SHA functions issued by the CPU."
[all …]
|
| /linux/arch/arm64/boot/dts/cavium/ |
| H A D | thunder-88xx.dtsi | 65 cpu@0 {
66 device_type = "cpu";
71 cpu@1 {
72 device_type = "cpu";
77 cpu@2 {
78 device_type = "cpu";
83 cpu@3 {
84 device_type = "cpu";
89 cpu@4 {
90 device_type = "cpu";
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|
| /linux/arch/arm/mach-tegra/ |
| H A D | platsmp.c | 36 static void tegra_secondary_init(unsigned int cpu) in tegra_secondary_init() argument
38 cpumask_set_cpu(cpu, &tegra_cpu_init_mask); in tegra_secondary_init()
42 static int tegra20_boot_secondary(unsigned int cpu, struct task_struct *idle) in tegra20_boot_secondary() argument
44 cpu = cpu_logical_map(cpu); in tegra20_boot_secondary()
47 * Force the CPU into reset. The CPU must remain in reset when in tegra20_boot_secondary()
49 * flow controller to stop driving reset if the CPU has been in tegra20_boot_secondary()
51 * effect on first boot of the CPU since it should already be in tegra20_boot_secondary()
54 tegra_put_cpu_in_reset(cpu); in tegra20_boot_secondary()
57 * Unhalt the CPU. If the flow controller was used to in tegra20_boot_secondary()
58 * power-gate the CPU this will cause the flow controller to in tegra20_boot_secondary()
[all …]
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| /linux/tools/testing/selftests/cpu-hotplug/ |
| H A D | cpu-on-off-test.sh | 27 if ! ls $SYSFS/devices/system/cpu/cpu* > /dev/null 2>&1; then
28 echo $msg cpu hotplug is not supported >&2
32 echo "CPU online/offline summary:"
33 online_cpus=`cat $SYSFS/devices/system/cpu/online`
37 echo "$msg: since there is only one cpu: $online_cpus"
41 present_cpus=`cat $SYSFS/devices/system/cpu/present`
47 offline_cpus=`cat $SYSFS/devices/system/cpu/offline`
63 for cpu in $SYSFS/devices/system/cpu/cpu*; do
64 if [ -f $cpu/online ] && grep -q $state $cpu/online; then
65 echo ${cpu##/*/cpu}
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| /linux/tools/perf/tests/ |
| H A D | topology.c | 72 struct perf_cpu cpu; in check_cpu_topology() local
83 * cpu is a NULL pointer. in check_cpu_topology()
85 * CPU 0 is on core_id 0 and physical_package_id 6 in check_cpu_topology()
86 * CPU 1 is on core_id 1 and physical_package_id 3 in check_cpu_topology()
89 * dependent and might have higher numbers than the CPU id. in check_cpu_topology()
101 if (!env->cpu && strncmp(env->arch, "s390", 4) && strncmp(env->arch, "aarch64", 7)) in check_cpu_topology()
108 * test if physical_package_id returns -1 for cpu from perf_cpu_map. in check_cpu_topology()
115 TEST_ASSERT_VAL("Session header CPU map not set", env->cpu); in check_cpu_topology()
118 cpu.cpu = i; in check_cpu_topology()
119 if (!perf_cpu_map__has(map, cpu)) in check_cpu_topology()
[all …]
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| /linux/tools/perf/pmu-events/arch/s390/cf_zec12/ |
| H A D | crypto.json | 3 "Unit": "CPU-M-CF",
7 …counter counts the total number of the pseudorandom-number-generation functions issued by the CPU."
10 "Unit": "CPU-M-CF",
14 …al number of CPU cycles when the DEA/AES/SHA coprocessor is busy performing the pseudorandom- numb…
17 "Unit": "CPU-M-CF",
21 …that are issued by the CPU and are blocked because the DEA/AES/SHA coprocessor is busy performing …
24 "Unit": "CPU-M-CF",
28 …CPU cycles blocked for the pseudorandom-number-generation functions issued by the CPU because the …
31 "Unit": "CPU-M-CF",
35 …"PublicDescription": "This counter counts the total number of the SHA functions issued by the CPU."
[all …]
|
| /linux/tools/perf/pmu-events/arch/s390/cf_z196/ |
| H A D | crypto.json | 3 "Unit": "CPU-M-CF",
7 …counter counts the total number of the pseudorandom-number-generation functions issued by the CPU."
10 "Unit": "CPU-M-CF",
14 …al number of CPU cycles when the DEA/AES/SHA coprocessor is busy performing the pseudorandom- numb…
17 "Unit": "CPU-M-CF",
21 …that are issued by the CPU and are blocked because the DEA/AES/SHA coprocessor is busy performing …
24 "Unit": "CPU-M-CF",
28 …CPU cycles blocked for the pseudorandom-number-generation functions issued by the CPU because the …
31 "Unit": "CPU-M-CF",
35 …"PublicDescription": "This counter counts the total number of the SHA functions issued by the CPU."
[all …]
|
| /linux/tools/perf/pmu-events/arch/s390/cf_z14/ |
| H A D | crypto.json | 3 "Unit": "CPU-M-CF",
7 …counter counts the total number of the pseudorandom-number-generation functions issued by the CPU."
10 "Unit": "CPU-M-CF",
14 …al number of CPU cycles when the DEA/AES/SHA coprocessor is busy performing the pseudorandom- numb…
17 "Unit": "CPU-M-CF",
21 …that are issued by the CPU and are blocked because the DEA/AES/SHA coprocessor is busy performing …
24 "Unit": "CPU-M-CF",
28 …CPU cycles blocked for the pseudorandom-number-generation functions issued by the CPU because the …
31 "Unit": "CPU-M-CF",
35 …"PublicDescription": "This counter counts the total number of the SHA functions issued by the CPU."
[all …]
|
| /linux/tools/perf/pmu-events/arch/s390/cf_z13/ |
| H A D | crypto.json | 3 "Unit": "CPU-M-CF",
7 …counter counts the total number of the pseudorandom-number-generation functions issued by the CPU."
10 "Unit": "CPU-M-CF",
14 …al number of CPU cycles when the DEA/AES/SHA coprocessor is busy performing the pseudorandom- numb…
17 "Unit": "CPU-M-CF",
21 …that are issued by the CPU and are blocked because the DEA/AES/SHA coprocessor is busy performing …
24 "Unit": "CPU-M-CF",
28 …CPU cycles blocked for the pseudorandom-number-generation functions issued by the CPU because the …
31 "Unit": "CPU-M-CF",
35 …"PublicDescription": "This counter counts the total number of the SHA functions issued by the CPU."
[all …]
|
| /linux/tools/perf/pmu-events/arch/s390/cf_z10/ |
| H A D | crypto.json | 3 "Unit": "CPU-M-CF",
7 …counter counts the total number of the pseudorandom-number-generation functions issued by the CPU."
10 "Unit": "CPU-M-CF",
14 …al number of CPU cycles when the DEA/AES/SHA coprocessor is busy performing the pseudorandom- numb…
17 "Unit": "CPU-M-CF",
21 …that are issued by the CPU and are blocked because the DEA/AES/SHA coprocessor is busy performing …
24 "Unit": "CPU-M-CF",
28 …CPU cycles blocked for the pseudorandom-number-generation functions issued by the CPU because the …
31 "Unit": "CPU-M-CF",
35 …"PublicDescription": "This counter counts the total number of the SHA functions issued by the CPU."
[all …]
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| /linux/include/linux/ |
| H A D | cpumask.h | 7 * set of CPUs in a system, one bit position per CPU number. In general,
82 * cpu_possible_mask- has bit 'cpu' set iff cpu is populatable
83 * cpu_present_mask - has bit 'cpu' set iff cpu is populated
84 * cpu_enabled_mask - has bit 'cpu' set iff cpu can be brought online
85 * cpu_online_mask - has bit 'cpu' set iff cpu available to scheduler
86 * cpu_active_mask - has bit 'cpu' set iff cpu available to migration
90 * The cpu_possible_mask is fixed at boot time, as the set of CPU IDs
106 * assumption that their single CPU is online. The UP
112 * only one CPU.
132 static __always_inline void cpu_max_bits_warn(unsigned int cpu, unsigned int bits) in cpu_max_bits_warn() argument
[all …]
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| /linux/drivers/of/ |
| H A D | cpu.c | 2 #include <linux/cpu.h>
7 * of_get_cpu_hwid - Get the hardware ID from a CPU device node
9 * @cpun: CPU number(logical index) for which device node is required
12 * Return: The hardware ID for the CPU node or ~0ULL if not found.
29 * arch_match_cpu_phys_id - Match the given logical CPU and physical id
31 * @cpu: logical cpu index of a core/thread
34 * CPU logical to physical index mapping is architecture specific.
36 * id to logical cpu index. phys_id provided here is usually values read
39 * Returns true if the physical identifier and the logical cpu index
42 bool __weak arch_match_cpu_phys_id(int cpu, u64 phys_id) in arch_match_cpu_phys_id() argument
[all …]
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| /linux/arch/powerpc/kernel/ |
| H A D | smp.c | 29 #include <linux/cpu.h>
76 /* State of each CPU during hotplug phases */
117 * On big-cores system, thread_group_l1_cache_map for each CPU corresponds to
123 * On some big-cores system, thread_group_l2_cache_map for each CPU
130 * On P10, thread_group_l3_cache_map for each CPU is equal to the
144 * Returns 1 if the specified cpu should be brought up during boot.
278 void smp_muxed_ipi_set_message(int cpu, int msg) in smp_muxed_ipi_set_message() argument
280 struct cpu_messages *info = &per_cpu(ipi_message, cpu); in smp_muxed_ipi_set_message()
290 void smp_muxed_ipi_message_pass(int cpu, int msg) in smp_muxed_ipi_message_pass() argument
292 smp_muxed_ipi_set_message(cpu, msg); in smp_muxed_ipi_message_pass()
[all …]
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| /linux/arch/s390/kernel/ |
| H A D | smp.c | 13 * The code outside of smp.c uses logical cpu numbers, only smp.c does
14 * the translation of logical to physical cpu ids. All new code that
15 * operates on physical cpu numbers needs to go into smp.c.
18 #define KMSG_COMPONENT "cpu"
34 #include <linux/cpu.h>
82 * Pointer to the pcpu area of the boot CPU. This is required when a restart
83 * interrupt is triggered on an offline CPU. For that case accessing percpu
159 /* Status stored condition code is equivalent to cpu not running. */ in pcpu_running()
164 * Find struct pcpu by cpu address.
168 int cpu; in pcpu_find_address() local
[all …]
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| /linux/drivers/xen/ |
| H A D | cpu_hotplug.c | 10 #include <asm/cpu.h>
12 static void enable_hotplug_cpu(int cpu) in enable_hotplug_cpu() argument
14 if (!cpu_present(cpu)) in enable_hotplug_cpu()
15 xen_arch_register_cpu(cpu); in enable_hotplug_cpu()
17 set_cpu_present(cpu, true); in enable_hotplug_cpu()
20 static void disable_hotplug_cpu(int cpu) in disable_hotplug_cpu() argument
22 if (!cpu_is_hotpluggable(cpu)) in disable_hotplug_cpu()
25 if (cpu_online(cpu)) in disable_hotplug_cpu()
26 device_offline(get_cpu_device(cpu)); in disable_hotplug_cpu()
27 if (!cpu_online(cpu) && cpu_present(cpu)) { in disable_hotplug_cpu()
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| /linux/drivers/base/ |
| H A D | cacheinfo.c | 5 * Based on arch/x86/kernel/cpu/intel_cacheinfo.c
15 #include <linux/cpu.h>
24 /* pointer to per cpu cacheinfo */
26 #define ci_cacheinfo(cpu) (&per_cpu(ci_cpu_cacheinfo, cpu)) argument
27 #define cache_leaves(cpu) (ci_cacheinfo(cpu)->num_leaves) argument
28 #define per_cpu_cacheinfo(cpu) (ci_cacheinfo(cpu)->info_list) argument
29 #define per_cpu_cacheinfo_idx(cpu, idx) \ argument
30 (per_cpu_cacheinfo(cpu) + (idx))
35 struct cpu_cacheinfo *get_cpu_cacheinfo(unsigned int cpu) in get_cpu_cacheinfo() argument
37 return ci_cacheinfo(cpu); in get_cpu_cacheinfo()
[all …]
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| /linux/kernel/sched/ |
| H A D | ext_idle.c | 5 * Built-in idle CPU tracking policy.
14 /* Enable/disable built-in idle CPU selection policy */
33 cpumask_var_t cpu; member
49 * Local per-CPU cpumasks (used to generate temporary idle cpumasks).
66 * Returns the NUMA node ID associated with a @cpu, or NUMA_NO_NODE if
69 static int scx_cpu_node_if_enabled(int cpu) in scx_cpu_node_if_enabled() argument
74 return cpu_to_node(cpu); in scx_cpu_node_if_enabled()
77 static bool scx_idle_test_and_clear_cpu(int cpu) in scx_idle_test_and_clear_cpu() argument
79 int node = scx_cpu_node_if_enabled(cpu); in scx_idle_test_and_clear_cpu()
80 struct cpumask *idle_cpus = idle_cpumask(node)->cpu; in scx_idle_test_and_clear_cpu()
[all …]
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| /linux/arch/arm/mach-bcm/ |
| H A D | platsmp-brcmstb.c | 3 * Broadcom STB CPU SMP and hotplug support for ARM
52 * We must quiesce a dying CPU before it can be killed by the boot CPU. Because
59 static int per_cpu_sw_state_rd(u32 cpu) in per_cpu_sw_state_rd() argument
61 sync_cache_r(SHIFT_PERCPU_PTR(&per_cpu_sw_state, per_cpu_offset(cpu))); in per_cpu_sw_state_rd()
62 return per_cpu(per_cpu_sw_state, cpu); in per_cpu_sw_state_rd()
65 static void per_cpu_sw_state_wr(u32 cpu, int val) in per_cpu_sw_state_wr() argument
68 per_cpu(per_cpu_sw_state, cpu) = val; in per_cpu_sw_state_wr()
69 sync_cache_w(SHIFT_PERCPU_PTR(&per_cpu_sw_state, per_cpu_offset(cpu))); in per_cpu_sw_state_wr()
72 static inline void per_cpu_sw_state_wr(u32 cpu, int val) { } in per_cpu_sw_state_wr() argument
75 static void __iomem *pwr_ctrl_get_base(u32 cpu) in pwr_ctrl_get_base() argument
[all …]
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| /linux/Documentation/ABI/testing/ |
| H A D | sysfs-devices-system-cpu | 1 What: /sys/devices/system/cpu/
5 A collection of both global and individual CPU attributes
7 Individual CPU attributes are contained in subdirectories
8 named by the kernel's logical CPU number, e.g.:
10 /sys/devices/system/cpu/cpuX/
12 What: /sys/devices/system/cpu/kernel_max
13 /sys/devices/system/cpu/offline
14 /sys/devices/system/cpu/online
15 /sys/devices/system/cpu/possible
16 /sys/devices/system/cpu/present
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| /linux/arch/arm/kernel/ |
| H A D | smp.c | 20 #include <linux/cpu.h>
35 #include <asm/cpu.h>
86 static void ipi_setup(int cpu);
108 static int secondary_biglittle_prepare(unsigned int cpu) in secondary_biglittle_prepare() argument
110 if (!cpu_vtable[cpu]) in secondary_biglittle_prepare()
111 cpu_vtable[cpu] = kzalloc(sizeof(*cpu_vtable[cpu]), GFP_KERNEL); in secondary_biglittle_prepare()
113 return cpu_vtable[cpu] ? 0 : -ENOMEM; in secondary_biglittle_prepare()
121 static int secondary_biglittle_prepare(unsigned int cpu) in secondary_biglittle_prepare() argument
131 int __cpu_up(unsigned int cpu, struct task_struct *idle) in __cpu_up() argument
138 ret = secondary_biglittle_prepare(cpu); in __cpu_up()
[all …]
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