Commit | Line | Data |
---|---|---|
637cba02 | 1 | /* |
1da177e4 LT |
2 | * APIC driver for "bigsmp" XAPIC machines with more than 8 virtual CPUs. |
3 | * Drives the local APIC in "clustered mode". | |
4 | */ | |
5 | #define APIC_DEFINITION 1 | |
1da177e4 LT |
6 | #include <linux/threads.h> |
7 | #include <linux/cpumask.h> | |
8 | #include <asm/mpspec.h> | |
9 | #include <asm/genapic.h> | |
10 | #include <asm/fixmap.h> | |
11 | #include <asm/apicdef.h> | |
12 | #include <linux/kernel.h> | |
1da177e4 LT |
13 | #include <linux/init.h> |
14 | #include <linux/dmi.h> | |
1176fa91 | 15 | #include <asm/bigsmp/apicdef.h> |
4696ca5b | 16 | #include <linux/smp.h> |
1176fa91 YL |
17 | #include <asm/bigsmp/apic.h> |
18 | #include <asm/bigsmp/ipi.h> | |
1da177e4 | 19 | #include <asm/mach-default/mach_mpparse.h> |
569712b2 | 20 | #include <asm/mach-default/mach_wakecpu.h> |
1da177e4 LT |
21 | |
22 | static int dmi_bigsmp; /* can be set by dmi scanners */ | |
23 | ||
1855256c | 24 | static int hp_ht_bigsmp(const struct dmi_system_id *d) |
1da177e4 | 25 | { |
1da177e4 LT |
26 | printk(KERN_NOTICE "%s detected: force use of apic=bigsmp\n", d->ident); |
27 | dmi_bigsmp = 1; | |
1da177e4 LT |
28 | return 0; |
29 | } | |
30 | ||
31 | ||
1855256c | 32 | static const struct dmi_system_id bigsmp_dmi_table[] = { |
637cba02 PC |
33 | { hp_ht_bigsmp, "HP ProLiant DL760 G2", |
34 | { DMI_MATCH(DMI_BIOS_VENDOR, "HP"), | |
35 | DMI_MATCH(DMI_BIOS_VERSION, "P44-"),} | |
36 | }, | |
37 | ||
38 | { hp_ht_bigsmp, "HP ProLiant DL740", | |
39 | { DMI_MATCH(DMI_BIOS_VENDOR, "HP"), | |
40 | DMI_MATCH(DMI_BIOS_VERSION, "P47-"),} | |
41 | }, | |
1da177e4 LT |
42 | { } |
43 | }; | |
44 | ||
e7986739 | 45 | static void vector_allocation_domain(int cpu, cpumask_t *retmask) |
497c9a19 | 46 | { |
e7986739 MT |
47 | cpus_clear(*retmask); |
48 | cpu_set(cpu, *retmask); | |
497c9a19 | 49 | } |
1da177e4 | 50 | |
af669c97 | 51 | static int probe_bigsmp(void) |
637cba02 | 52 | { |
911a62d4 | 53 | if (def_to_bigsmp) |
e0da3364 | 54 | dmi_bigsmp = 1; |
911a62d4 VP |
55 | else |
56 | dmi_check_system(bigsmp_dmi_table); | |
637cba02 PC |
57 | return dmi_bigsmp; |
58 | } | |
1da177e4 | 59 | |
d26b6d66 IM |
60 | struct genapic apic_bigsmp = { |
61 | ||
62 | .name = "bigsmp", | |
63 | .probe = probe_bigsmp, | |
306db03b | 64 | .acpi_madt_oem_check = NULL, |
7ed248da | 65 | .apic_id_registered = bigsmp_apic_id_registered, |
d26b6d66 | 66 | |
f8987a10 IM |
67 | .irq_delivery_mode = IRQ_DELIVERY_MODE, |
68 | .irq_dest_mode = IRQ_DEST_MODE, | |
d26b6d66 IM |
69 | |
70 | .target_cpus = target_cpus, | |
71 | .ESR_DISABLE = esr_disable, | |
72 | .apic_destination_logical = APIC_DEST_LOGICAL, | |
73 | .check_apicid_used = check_apicid_used, | |
74 | .check_apicid_present = check_apicid_present, | |
75 | ||
76 | .no_balance_irq = NO_BALANCE_IRQ, | |
77 | .no_ioapic_check = 0, | |
78 | ||
79 | .vector_allocation_domain = vector_allocation_domain, | |
80 | .init_apic_ldr = init_apic_ldr, | |
81 | ||
82 | .ioapic_phys_id_map = ioapic_phys_id_map, | |
83 | .setup_apic_routing = setup_apic_routing, | |
84 | .multi_timer_check = multi_timer_check, | |
85 | .apicid_to_node = apicid_to_node, | |
86 | .cpu_to_logical_apicid = cpu_to_logical_apicid, | |
87 | .cpu_present_to_apicid = cpu_present_to_apicid, | |
88 | .apicid_to_cpu_present = apicid_to_cpu_present, | |
89 | .setup_portio_remap = setup_portio_remap, | |
90 | .check_phys_apicid_present = check_phys_apicid_present, | |
91 | .enable_apic_mode = enable_apic_mode, | |
92 | .phys_pkg_id = phys_pkg_id, | |
93 | .mps_oem_check = mps_oem_check, | |
94 | ||
95 | .get_apic_id = get_apic_id, | |
96 | .set_apic_id = NULL, | |
97 | .apic_id_mask = APIC_ID_MASK, | |
98 | ||
99 | .cpu_mask_to_apicid = cpu_mask_to_apicid, | |
100 | .cpu_mask_to_apicid_and = cpu_mask_to_apicid_and, | |
101 | ||
102 | .send_IPI_mask = send_IPI_mask, | |
103 | .send_IPI_mask_allbutself = NULL, | |
104 | .send_IPI_allbutself = send_IPI_allbutself, | |
105 | .send_IPI_all = send_IPI_all, | |
106 | .send_IPI_self = NULL, | |
107 | ||
108 | .wakeup_cpu = NULL, | |
109 | .trampoline_phys_low = TRAMPOLINE_PHYS_LOW, | |
110 | .trampoline_phys_high = TRAMPOLINE_PHYS_HIGH, | |
111 | .wait_for_init_deassert = wait_for_init_deassert, | |
112 | .smp_callin_clear_local_apic = smp_callin_clear_local_apic, | |
113 | .store_NMI_vector = store_NMI_vector, | |
114 | .restore_NMI_vector = restore_NMI_vector, | |
115 | .inquire_remote_apic = inquire_remote_apic, | |
116 | }; |