| /Linux-v5.15/arch/riscv/kernel/ |
| D | smpboot.c | 51 int cpuid; in smp_prepare_cpus() local
63 for_each_possible_cpu(cpuid) { in smp_prepare_cpus()
64 if (cpuid == curr_cpuid) in smp_prepare_cpus()
66 if (cpu_ops[cpuid]->cpu_prepare) { in smp_prepare_cpus()
67 ret = cpu_ops[cpuid]->cpu_prepare(cpuid); in smp_prepare_cpus()
71 set_cpu_present(cpuid, true); in smp_prepare_cpus()
72 numa_store_cpu_info(cpuid); in smp_prepare_cpus()
81 int cpuid = 1; in setup_smp() local
96 if (cpuid >= NR_CPUS) { in setup_smp()
98 cpuid, hart); in setup_smp()
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| D | cpu_ops_sbi.c | 56 static int sbi_cpu_start(unsigned int cpuid, struct task_struct *tidle) in sbi_cpu_start() argument
60 int hartid = cpuid_to_hartid_map(cpuid); in sbi_cpu_start()
62 cpu_update_secondary_bootdata(cpuid, tidle); in sbi_cpu_start()
68 static int sbi_cpu_prepare(unsigned int cpuid) in sbi_cpu_prepare() argument
71 pr_err("cpu start method not defined for CPU [%d]\n", cpuid); in sbi_cpu_prepare()
78 static int sbi_cpu_disable(unsigned int cpuid) in sbi_cpu_disable() argument
93 static int sbi_cpu_is_stopped(unsigned int cpuid) in sbi_cpu_is_stopped() argument
96 int hartid = cpuid_to_hartid_map(cpuid); in sbi_cpu_is_stopped()
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| D | cpu_ops.c | 24 void cpu_update_secondary_bootdata(unsigned int cpuid, in cpu_update_secondary_bootdata() argument
27 int hartid = cpuid_to_hartid_map(cpuid); in cpu_update_secondary_bootdata()
36 void __init cpu_set_ops(int cpuid) in cpu_set_ops() argument
40 if (!cpuid) in cpu_set_ops()
42 cpu_ops[cpuid] = &cpu_ops_sbi; in cpu_set_ops()
45 cpu_ops[cpuid] = &cpu_ops_spinwait; in cpu_set_ops()
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| D | cpu_ops_spinwait.c | 15 static int spinwait_cpu_prepare(unsigned int cpuid) in spinwait_cpu_prepare() argument
18 pr_err("cpu start method not defined for CPU [%d]\n", cpuid); in spinwait_cpu_prepare()
24 static int spinwait_cpu_start(unsigned int cpuid, struct task_struct *tidle) in spinwait_cpu_start() argument
34 cpu_update_secondary_bootdata(cpuid, tidle); in spinwait_cpu_start()
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| /Linux-v5.15/arch/parisc/kernel/ |
| D | topology.c | 30 static void update_siblings_masks(unsigned int cpuid) in update_siblings_masks() argument
32 struct cputopo_parisc *cpu_topo, *cpuid_topo = &cpu_topology[cpuid]; in update_siblings_masks()
42 cpumask_set_cpu(cpuid, &cpu_topo->core_sibling); in update_siblings_masks()
43 if (cpu != cpuid) in update_siblings_masks()
49 cpumask_set_cpu(cpuid, &cpu_topo->thread_sibling); in update_siblings_masks()
50 if (cpu != cpuid) in update_siblings_masks()
63 void __init store_cpu_topology(unsigned int cpuid) in store_cpu_topology() argument
65 struct cputopo_parisc *cpuid_topo = &cpu_topology[cpuid]; in store_cpu_topology()
78 p = &per_cpu(cpu_data, cpuid); in store_cpu_topology()
82 if (cpu == cpuid) /* ignore current cpu */ in store_cpu_topology()
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| D | processor.c | 82 unsigned long cpuid; in processor_probe() local
101 cpuid = boot_cpu_data.cpu_count; in processor_probe()
103 cpu_info.cpu_num = cpu_info.cpu_loc = cpuid; in processor_probe()
134 cpuid, cpu_info.cpu_num, cpu_info.cpu_loc, in processor_probe()
153 cpuid = cpu_info.cpu_num; in processor_probe()
159 p = &per_cpu(cpu_data, cpuid); in processor_probe()
163 if (cpuid) in processor_probe()
168 p->cpuid = cpuid; /* save CPU id */ in processor_probe()
173 store_cpu_topology(cpuid); in processor_probe()
180 init_percpu_prof(cpuid); in processor_probe()
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| D | smp.c | 85 ipi_init(int cpuid) in ipi_init() argument
89 if(cpu_online(cpuid) ) in ipi_init()
320 int smp_boot_one_cpu(int cpuid, struct task_struct *idle) in smp_boot_one_cpu() argument
322 const struct cpuinfo_parisc *p = &per_cpu(cpu_data, cpuid); in smp_boot_one_cpu()
325 task_thread_info(idle)->cpu = cpuid; in smp_boot_one_cpu()
330 cpu_now_booting = cpuid; in smp_boot_one_cpu()
339 printk(KERN_INFO "Releasing cpu %d now, hpa=%lx\n", cpuid, p->hpa); in smp_boot_one_cpu()
359 if(cpu_online(cpuid)) { in smp_boot_one_cpu()
368 printk(KERN_CRIT "SMP: CPU:%d is stuck.\n", cpuid); in smp_boot_one_cpu()
374 cpuid, timeout * 100); in smp_boot_one_cpu()
[all …]
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| /Linux-v5.15/arch/sparc/kernel/ |
| D | prom_64.c | 441 int cpuid = of_getintprop_default(dp, mid_prop, -1); in of_iterate_over_cpus() local
445 if (cpuid < 0) { in of_iterate_over_cpus()
447 cpuid = of_getintprop_default(dp, this_mid_prop, -1); in of_iterate_over_cpus()
449 if (cpuid < 0) { in of_iterate_over_cpus()
455 if (cpuid >= NR_CPUS) { in of_iterate_over_cpus()
458 cpuid, NR_CPUS); in of_iterate_over_cpus()
462 ret = func(dp, cpuid, arg); in of_iterate_over_cpus()
469 static void *check_cpu_node(struct device_node *dp, int cpuid, int id) in check_cpu_node() argument
471 if (id == cpuid) in check_cpu_node()
476 struct device_node *of_find_node_by_cpuid(int cpuid) in of_find_node_by_cpuid() argument
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| D | sun4d_smp.c | 45 static inline void show_leds(int cpuid) in show_leds() argument
47 cpuid &= 0x1e; in show_leds()
49 "r" ((cpu_leds[cpuid] << 4) | cpu_leds[cpuid+1]), in show_leds()
50 "r" (ECSR_BASE(cpuid) | BB_LEDS), in show_leds()
56 int cpuid = hard_smp_processor_id(); in sun4d_cpu_pre_starting() local
59 cpu_leds[cpuid] = 0x6; in sun4d_cpu_pre_starting()
60 show_leds(cpuid); in sun4d_cpu_pre_starting()
69 int cpuid; in sun4d_cpu_pre_online() local
71 cpuid = hard_smp_processor_id(); in sun4d_cpu_pre_online()
78 sun4d_swap((unsigned long *)&cpu_callin_map[cpuid], 1); in sun4d_cpu_pre_online()
[all …]
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| D | smp_32.c | 184 int i, cpuid, extra; in smp_prepare_cpus() local
189 for (i = 0; !cpu_find_by_instance(i, NULL, &cpuid); i++) { in smp_prepare_cpus()
190 if (cpuid >= NR_CPUS) in smp_prepare_cpus()
244 int cpuid = hard_smp_processor_id(); in smp_prepare_boot_cpu() local
246 if (cpuid >= NR_CPUS) { in smp_prepare_boot_cpu()
250 if (cpuid != 0) in smp_prepare_boot_cpu()
253 current_thread_info()->cpu = cpuid; in smp_prepare_boot_cpu()
254 set_cpu_online(cpuid, true); in smp_prepare_boot_cpu()
255 set_cpu_possible(cpuid, true); in smp_prepare_boot_cpu()
316 unsigned int cpuid = hard_smp_processor_id(); in arch_cpu_pre_online() local
[all …]
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| D | sun4d_irq.c | 33 unsigned int cpuid; /* target cpu */ member
195 int cpuid = handler_data->cpuid; in sun4d_mask_irq() local
201 cc_set_imsk_other(cpuid, cc_get_imsk_other(cpuid) | (1 << real_irq)); in sun4d_mask_irq()
213 int cpuid = handler_data->cpuid; in sun4d_unmask_irq() local
220 cc_set_imsk_other(cpuid, cc_get_imsk_other(cpuid) & ~(1 << real_irq)); in sun4d_unmask_irq()
254 int cpuid = cpu_logical_map(1); in sun4d_distribute_irqs() local
256 if (cpuid == -1) in sun4d_distribute_irqs()
257 cpuid = cpu_logical_map(0); in sun4d_distribute_irqs()
261 board_to_cpu[board] = cpuid; in sun4d_distribute_irqs()
262 set_sbi_tid(devid, cpuid << 3); in sun4d_distribute_irqs()
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| D | irq_64.c | 314 static unsigned int sun4u_compute_tid(unsigned long imap, unsigned long cpuid) in sun4u_compute_tid() argument
319 tid = starfire_translate(imap, cpuid); in sun4u_compute_tid()
329 tid = cpuid << IMAP_TID_SHIFT; in sun4u_compute_tid()
332 unsigned int a = cpuid & 0x1f; in sun4u_compute_tid()
333 unsigned int n = (cpuid >> 5) & 0x1f; in sun4u_compute_tid()
341 tid = cpuid << IMAP_TID_SHIFT; in sun4u_compute_tid()
353 int cpuid; in irq_choose_cpu() local
357 cpuid = map_to_cpu(irq); in irq_choose_cpu()
362 cpuid = cpumask_empty(&tmp) ? map_to_cpu(irq) : cpumask_first(&tmp); in irq_choose_cpu()
365 return cpuid; in irq_choose_cpu()
[all …]
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| /Linux-v5.15/drivers/soc/tegra/ |
| D | flowctrl.c | 51 u32 flowctrl_read_cpu_csr(unsigned int cpuid) in flowctrl_read_cpu_csr() argument
53 u8 offset = flowctrl_offset_cpu_csr[cpuid]; in flowctrl_read_cpu_csr()
62 void flowctrl_write_cpu_csr(unsigned int cpuid, u32 value) in flowctrl_write_cpu_csr() argument
64 return flowctrl_update(flowctrl_offset_cpu_csr[cpuid], value); in flowctrl_write_cpu_csr()
67 void flowctrl_write_cpu_halt(unsigned int cpuid, u32 value) in flowctrl_write_cpu_halt() argument
69 return flowctrl_update(flowctrl_offset_halt_cpu[cpuid], value); in flowctrl_write_cpu_halt()
72 void flowctrl_cpu_suspend_enter(unsigned int cpuid) in flowctrl_cpu_suspend_enter() argument
77 reg = flowctrl_read_cpu_csr(cpuid); in flowctrl_cpu_suspend_enter()
85 reg |= TEGRA20_FLOW_CTRL_CSR_WFE_CPU0 << cpuid; in flowctrl_cpu_suspend_enter()
106 reg |= TEGRA20_FLOW_CTRL_CSR_WFE_CPU0 << cpuid; in flowctrl_cpu_suspend_enter()
[all …]
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| /Linux-v5.15/tools/testing/selftests/kvm/x86_64/ |
| D | get_cpuid_test.c | 39 cpuid(&eax, &ebx, &ecx, &edx); in test_guest_cpuids()
53 cpuid(&eax, &ebx, &ecx, &edx); in test_cpuid_40000000()
84 static void check_cpuid(struct kvm_cpuid2 *cpuid, struct kvm_cpuid_entry2 *entrie) in check_cpuid() argument
88 for (i = 0; i < cpuid->nent; i++) { in check_cpuid()
89 if (cpuid->entries[i].function == entrie->function && in check_cpuid()
90 cpuid->entries[i].index == entrie->index) { in check_cpuid()
94 TEST_ASSERT(cpuid->entries[i].eax == entrie->eax && in check_cpuid()
95 cpuid->entries[i].ebx == entrie->ebx && in check_cpuid()
96 cpuid->entries[i].ecx == entrie->ecx && in check_cpuid()
97 cpuid->entries[i].edx == entrie->edx, in check_cpuid()
[all …]
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| /Linux-v5.15/include/soc/tegra/ |
| D | flowctrl.h | 44 u32 flowctrl_read_cpu_csr(unsigned int cpuid);
45 void flowctrl_write_cpu_csr(unsigned int cpuid, u32 value);
46 void flowctrl_write_cpu_halt(unsigned int cpuid, u32 value);
48 void flowctrl_cpu_suspend_enter(unsigned int cpuid);
49 void flowctrl_cpu_suspend_exit(unsigned int cpuid);
51 static inline u32 flowctrl_read_cpu_csr(unsigned int cpuid) in flowctrl_read_cpu_csr() argument
56 static inline void flowctrl_write_cpu_csr(unsigned int cpuid, u32 value) in flowctrl_write_cpu_csr() argument
60 static inline void flowctrl_write_cpu_halt(unsigned int cpuid, u32 value) {} in flowctrl_write_cpu_halt() argument
62 static inline void flowctrl_cpu_suspend_enter(unsigned int cpuid) in flowctrl_cpu_suspend_enter() argument
66 static inline void flowctrl_cpu_suspend_exit(unsigned int cpuid) in flowctrl_cpu_suspend_exit() argument
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| /Linux-v5.15/arch/alpha/kernel/ |
| D | smp.c | 80 smp_store_cpu_info(int cpuid) in smp_store_cpu_info() argument
82 cpu_data[cpuid].loops_per_jiffy = loops_per_jiffy; in smp_store_cpu_info()
83 cpu_data[cpuid].last_asn = ASN_FIRST_VERSION; in smp_store_cpu_info()
84 cpu_data[cpuid].need_new_asn = 0; in smp_store_cpu_info()
85 cpu_data[cpuid].asn_lock = 0; in smp_store_cpu_info()
92 smp_setup_percpu_timer(int cpuid) in smp_setup_percpu_timer() argument
94 cpu_data[cpuid].prof_counter = 1; in smp_setup_percpu_timer()
95 cpu_data[cpuid].prof_multiplier = 1; in smp_setup_percpu_timer()
99 wait_boot_cpu_to_stop(int cpuid) in wait_boot_cpu_to_stop() argument
109 printk("wait_boot_cpu_to_stop: FAILED on CPU %d, hanging now\n", cpuid); in wait_boot_cpu_to_stop()
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| D | sys_marvel.c | 405 int cpuid = hard_smp_processor_id(); in marvel_smp_callin() local
406 struct io7 *io7 = marvel_find_io7(cpuid); in marvel_smp_callin()
415 printk("Redirecting IO7 interrupts to local CPU at PE %u\n", cpuid); in marvel_smp_callin()
418 io7_redirect_irq(io7, &io7->csrs->HLT_CTL.csr, cpuid); in marvel_smp_callin()
419 io7_redirect_irq(io7, &io7->csrs->HPI_CTL.csr, cpuid); in marvel_smp_callin()
420 io7_redirect_irq(io7, &io7->csrs->CRD_CTL.csr, cpuid); in marvel_smp_callin()
421 io7_redirect_irq(io7, &io7->csrs->STV_CTL.csr, cpuid); in marvel_smp_callin()
422 io7_redirect_irq(io7, &io7->csrs->HEI_CTL.csr, cpuid); in marvel_smp_callin()
426 io7_redirect_one_lsi(io7, i, cpuid); in marvel_smp_callin()
428 io7_redirect_one_lsi(io7, 0x74, cpuid); in marvel_smp_callin()
[all …]
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| /Linux-v5.15/arch/x86/kernel/ |
| D | verify_cpu.S | 40 pushfl # standard way to check for cpuid
49 jz .Lverify_cpu_no_longmode # cpu has no cpuid
52 movl $0x0,%eax # See if cpuid 1 is implemented
53 cpuid
55 jb .Lverify_cpu_no_longmode # no cpuid 1
78 cpuid
101 cpuid
106 movl $0x80000000,%eax # See if extended cpuid is implemented
107 cpuid
109 jb .Lverify_cpu_no_longmode # no extended cpuid
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| /Linux-v5.15/arch/arm/kernel/ |
| D | topology.c | 177 static inline void update_cpu_capacity(unsigned int cpuid) {} in update_cpu_capacity() argument
185 void store_cpu_topology(unsigned int cpuid) in store_cpu_topology() argument
187 struct cpu_topology *cpuid_topo = &cpu_topology[cpuid]; in store_cpu_topology()
224 update_cpu_capacity(cpuid); in store_cpu_topology()
227 cpuid, cpu_topology[cpuid].thread_id, in store_cpu_topology()
228 cpu_topology[cpuid].core_id, in store_cpu_topology()
229 cpu_topology[cpuid].package_id, mpidr); in store_cpu_topology()
232 update_siblings_masks(cpuid); in store_cpu_topology()
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| /Linux-v5.15/drivers/firmware/psci/ |
| D | psci.c | 207 static int __psci_cpu_on(u32 fn, unsigned long cpuid, unsigned long entry_point) in __psci_cpu_on() argument
211 err = invoke_psci_fn(fn, cpuid, entry_point, 0); in __psci_cpu_on()
215 static int psci_0_1_cpu_on(unsigned long cpuid, unsigned long entry_point) in psci_0_1_cpu_on() argument
217 return __psci_cpu_on(psci_0_1_function_ids.cpu_on, cpuid, entry_point); in psci_0_1_cpu_on()
220 static int psci_0_2_cpu_on(unsigned long cpuid, unsigned long entry_point) in psci_0_2_cpu_on() argument
222 return __psci_cpu_on(PSCI_FN_NATIVE(0_2, CPU_ON), cpuid, entry_point); in psci_0_2_cpu_on()
225 static int __psci_migrate(u32 fn, unsigned long cpuid) in __psci_migrate() argument
229 err = invoke_psci_fn(fn, cpuid, 0, 0); in __psci_migrate()
233 static int psci_0_1_migrate(unsigned long cpuid) in psci_0_1_migrate() argument
235 return __psci_migrate(psci_0_1_function_ids.migrate, cpuid); in psci_0_1_migrate()
[all …]
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| /Linux-v5.15/arch/x86/kernel/cpu/ |
| D | transmeta.c | 37 cpuid(0x80860001, &dummy, &cpu_rev, &cpu_freq, &cpu_flags); in init_transmeta()
48 cpuid(0x80860002, &new_cpu_rev, &cms_rev1, &cms_rev2, &dummy); in init_transmeta()
61 cpuid(0x80860003, in init_transmeta()
66 cpuid(0x80860004, in init_transmeta()
71 cpuid(0x80860005, in init_transmeta()
76 cpuid(0x80860006, in init_transmeta()
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| /Linux-v5.15/drivers/clocksource/ |
| D | timer-riscv.c | 95 int cpuid, hartid, error; in riscv_timer_init_dt() local
106 cpuid = riscv_hartid_to_cpuid(hartid); in riscv_timer_init_dt()
107 if (cpuid < 0) { in riscv_timer_init_dt()
109 return cpuid; in riscv_timer_init_dt()
112 if (cpuid != smp_processor_id()) in riscv_timer_init_dt()
135 __func__, cpuid, hartid); in riscv_timer_init_dt()
139 error, cpuid); in riscv_timer_init_dt()
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| /Linux-v5.15/arch/ia64/kernel/ |
| D | smpboot.c | 171 int cpuid; in fix_b0_for_bsp() local
174 cpuid = smp_processor_id(); in fix_b0_for_bsp()
179 if (!(fix_bsp_b0 && cpuid)) in fix_b0_for_bsp()
182 sal_boot_rendez_state[0].br[0] = sal_boot_rendez_state[cpuid].br[0]; in fix_b0_for_bsp()
183 printk ("Fixed BSP b0 value from CPU %d\n", cpuid); in fix_b0_for_bsp()
354 int cpuid, phys_id, itc_master; in smp_callin() local
359 cpuid = smp_processor_id(); in smp_callin()
363 if (cpu_online(cpuid)) { in smp_callin()
365 phys_id, cpuid); in smp_callin()
374 set_numa_node(cpu_to_node_map[cpuid]); in smp_callin()
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| /Linux-v5.15/tools/testing/selftests/kvm/lib/x86_64/ |
| D | processor.c | 697 struct kvm_cpuid2 *cpuid; in allocate_kvm_cpuid2() local
701 size = sizeof(*cpuid); in allocate_kvm_cpuid2()
703 cpuid = malloc(size); in allocate_kvm_cpuid2()
704 if (!cpuid) { in allocate_kvm_cpuid2()
709 cpuid->nent = nent; in allocate_kvm_cpuid2()
711 return cpuid; in allocate_kvm_cpuid2()
727 static struct kvm_cpuid2 *cpuid; in kvm_get_supported_cpuid() local
731 if (cpuid) in kvm_get_supported_cpuid()
732 return cpuid; in kvm_get_supported_cpuid()
734 cpuid = allocate_kvm_cpuid2(); in kvm_get_supported_cpuid()
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| /Linux-v5.15/arch/x86/kvm/ |
| D | cpuid.h | 18 int kvm_dev_ioctl_get_cpuid(struct kvm_cpuid2 *cpuid,
22 struct kvm_cpuid *cpuid,
25 struct kvm_cpuid2 *cpuid,
28 struct kvm_cpuid2 *cpuid,
74 const struct cpuid_reg cpuid = x86_feature_cpuid(x86_feature); in guest_cpuid_get_register() local
77 entry = kvm_find_cpuid_entry(vcpu, cpuid.function, cpuid.index); in guest_cpuid_get_register()
81 return __cpuid_entry_get_reg(entry, cpuid.reg); in guest_cpuid_get_register()
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