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x64, x2apic/intr-remap: introcude self IPI to genapic routines

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Introduce self IPI op for genapic.

Signed-off-by: Suresh Siddha <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Ingo Molnar <[email protected]>
This commit is contained in:
Suresh Siddha 2008-07-10 11:16:53 -07:00 • committed by Ingo Molnar
commit cff73a6ffa
5 changed files with 8 additions and 1 deletions
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2
arch/x86/kernel/genapic_64.c
View file

@ -61,7 +61,7 @@ void __init setup_apic_routing(void)
/* Same for both flat and physical. */
void send_IPI_self(int vector)
void apic_send_IPI_self(int vector)
{
__send_IPI_shortcut(APIC_DEST_SELF, vector, APIC_DEST_PHYSICAL);
}

2
arch/x86/kernel/genapic_flat_64.c
View file

@ -131,6 +131,7 @@ struct genapic apic_flat = {
.send_IPI_all = flat_send_IPI_all,
.send_IPI_allbutself = flat_send_IPI_allbutself,
.send_IPI_mask = flat_send_IPI_mask,
.send_IPI_self = apic_send_IPI_self,
.cpu_mask_to_apicid = flat_cpu_mask_to_apicid,
.phys_pkg_id = phys_pkg_id,
.read_apic_id = read_xapic_id,
@ -196,6 +197,7 @@ struct genapic apic_physflat = {
.send_IPI_all = physflat_send_IPI_all,
.send_IPI_allbutself = physflat_send_IPI_allbutself,
.send_IPI_mask = physflat_send_IPI_mask,
.send_IPI_self = apic_send_IPI_self,
.cpu_mask_to_apicid = physflat_cpu_mask_to_apicid,
.phys_pkg_id = phys_pkg_id,
.read_apic_id = read_xapic_id,

2
include/asm-x86/genapic_64.h
View file

@ -24,6 +24,7 @@ struct genapic {
void (*send_IPI_mask)(cpumask_t mask, int vector);
void (*send_IPI_allbutself)(int vector);
void (*send_IPI_all)(int vector);
void (*send_IPI_self)(int vector);
/* */
unsigned int (*cpu_mask_to_apicid)(cpumask_t cpumask);
unsigned int (*phys_pkg_id)(int index_msb);
@ -36,6 +37,7 @@ extern struct genapic apic_flat;
extern struct genapic apic_physflat;
extern int acpi_madt_oem_check(char *, char *);
extern void apic_send_IPI_self(int vector);
enum uv_system_type {UV_NONE, UV_LEGACY_APIC, UV_X2APIC, UV_NON_UNIQUE_APIC};
extern enum uv_system_type get_uv_system_type(void);
extern int is_uv_system(void);

2
include/asm-x86/hw_irq.h
View file

@ -72,7 +72,9 @@ extern void enable_IO_APIC(void);
#endif
/* IPI functions */
#ifdef CONFIG_X86_32
extern void send_IPI_self(int vector);
#endif
extern void send_IPI(int dest, int vector);
/* Statistics */

1
include/asm-x86/mach-default/mach_apic.h
View file

@ -31,6 +31,7 @@ static inline cpumask_t target_cpus(void)
#define phys_pkg_id (genapic->phys_pkg_id)
#define vector_allocation_domain (genapic->vector_allocation_domain)
#define read_apic_id (genapic->read_apic_id)
#define send_IPI_self (genapic->send_IPI_self)
extern void setup_apic_routing(void);
#else
#define INT_DELIVERY_MODE dest_LowestPrio