Commit | Line | Data |
---|---|---|
8108576a | 1 | /* |
1da177e4 LT |
2 | * APIC driver for the IBM "Summit" chipset. |
3 | */ | |
4 | #define APIC_DEFINITION 1 | |
1da177e4 LT |
5 | #include <linux/threads.h> |
6 | #include <linux/cpumask.h> | |
7 | #include <asm/mpspec.h> | |
8 | #include <asm/genapic.h> | |
9 | #include <asm/fixmap.h> | |
10 | #include <asm/apicdef.h> | |
11 | #include <linux/kernel.h> | |
12 | #include <linux/string.h> | |
1da177e4 | 13 | #include <linux/init.h> |
e8c48efd | 14 | #include <asm/summit/apicdef.h> |
4696ca5b | 15 | #include <linux/smp.h> |
e8c48efd YL |
16 | #include <asm/summit/apic.h> |
17 | #include <asm/summit/ipi.h> | |
18 | #include <asm/summit/mpparse.h> | |
569712b2 | 19 | #include <asm/mach-default/mach_wakecpu.h> |
1da177e4 | 20 | |
e96763d6 | 21 | static int probe_summit(void) |
8108576a | 22 | { |
1da177e4 LT |
23 | /* probed later in mptable/ACPI hooks */ |
24 | return 0; | |
8108576a | 25 | } |
1da177e4 | 26 | |
e2d40b18 | 27 | static void summit_vector_allocation_domain(int cpu, cpumask_t *retmask) |
497c9a19 YL |
28 | { |
29 | /* Careful. Some cpus do not strictly honor the set of cpus | |
30 | * specified in the interrupt destination when using lowest | |
31 | * priority interrupt delivery mode. | |
32 | * | |
33 | * In particular there was a hyperthreading cpu observed to | |
34 | * deliver interrupts to the wrong hyperthread when only one | |
35 | * hyperthread was specified in the interrupt desitination. | |
36 | */ | |
e7986739 | 37 | *retmask = (cpumask_t){ { [0] = APIC_ALL_CPUS, } }; |
497c9a19 YL |
38 | } |
39 | ||
491a50c4 IM |
40 | struct genapic apic_summit = { |
41 | ||
42 | .name = "summit", | |
43 | .probe = probe_summit, | |
306db03b | 44 | .acpi_madt_oem_check = summit_acpi_madt_oem_check, |
7ed248da | 45 | .apic_id_registered = summit_apic_id_registered, |
491a50c4 | 46 | |
82daea6b IM |
47 | .irq_delivery_mode = dest_LowestPrio, |
48 | /* logical delivery broadcast to all CPUs: */ | |
49 | .irq_dest_mode = 1, | |
491a50c4 | 50 | |
0a9cc20b | 51 | .target_cpus = summit_target_cpus, |
08125d3e | 52 | .disable_esr = 1, |
bdb1a9b6 | 53 | .dest_logical = APIC_DEST_LOGICAL, |
d1d7cae8 IM |
54 | .check_apicid_used = summit_check_apicid_used, |
55 | .check_apicid_present = summit_check_apicid_present, | |
491a50c4 | 56 | |
e2d40b18 | 57 | .vector_allocation_domain = summit_vector_allocation_domain, |
a5c43296 | 58 | .init_apic_ldr = summit_init_apic_ldr, |
491a50c4 | 59 | |
d190cb87 | 60 | .ioapic_phys_id_map = summit_ioapic_phys_id_map, |
72ce0165 | 61 | .setup_apic_routing = summit_setup_apic_routing, |
33a201fa | 62 | .multi_timer_check = NULL, |
3f57a318 | 63 | .apicid_to_node = summit_apicid_to_node, |
5257c511 | 64 | .cpu_to_logical_apicid = summit_cpu_to_logical_apicid, |
a21769a4 | 65 | .cpu_present_to_apicid = summit_cpu_present_to_apicid, |
8058714a | 66 | .apicid_to_cpu_present = summit_apicid_to_cpu_present, |
d83093b5 | 67 | .setup_portio_remap = NULL, |
a27a6210 | 68 | .check_phys_apicid_present = summit_check_phys_apicid_present, |
49040333 | 69 | .enable_apic_mode = NULL, |
cb8cc442 | 70 | .phys_pkg_id = summit_phys_pkg_id, |
9c764247 | 71 | .mps_oem_check = summit_mps_oem_check, |
491a50c4 | 72 | |
ca6c8ed4 | 73 | .get_apic_id = summit_get_apic_id, |
491a50c4 | 74 | .set_apic_id = NULL, |
94af1875 | 75 | .apic_id_mask = 0xFF << 24, |
491a50c4 | 76 | |
debccb3e IM |
77 | .cpu_mask_to_apicid = summit_cpu_mask_to_apicid, |
78 | .cpu_mask_to_apicid_and = summit_cpu_mask_to_apicid_and, | |
491a50c4 | 79 | |
dac5f412 | 80 | .send_IPI_mask = summit_send_IPI_mask, |
491a50c4 | 81 | .send_IPI_mask_allbutself = NULL, |
dac5f412 IM |
82 | .send_IPI_allbutself = summit_send_IPI_allbutself, |
83 | .send_IPI_all = summit_send_IPI_all, | |
491a50c4 IM |
84 | .send_IPI_self = NULL, |
85 | ||
86 | .wakeup_cpu = NULL, | |
87 | .trampoline_phys_low = TRAMPOLINE_PHYS_LOW, | |
88 | .trampoline_phys_high = TRAMPOLINE_PHYS_HIGH, | |
89 | .wait_for_init_deassert = wait_for_init_deassert, | |
90 | .smp_callin_clear_local_apic = smp_callin_clear_local_apic, | |
91 | .store_NMI_vector = store_NMI_vector, | |
92 | .restore_NMI_vector = restore_NMI_vector, | |
93 | .inquire_remote_apic = inquire_remote_apic, | |
94 | }; |