1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Historical copyright notices: 4 * 5 * Copyright 2004 James Cleverdon, IBM. 6 * (c) 1995 Alan Cox, Building #3 <alan@redhat.com> 7 * (c) 1998-99, 2000 Ingo Molnar <mingo@redhat.com> 8 * (c) 2002,2003 Andi Kleen, SuSE Labs. 9 */ 10 #include <asm/apic.h> 11 12 /* APIC flat 64 */ 13 void flat_init_apic_ldr(void); 14 15 /* X2APIC */ 16 int x2apic_apic_id_valid(u32 apicid); 17 int x2apic_apic_id_registered(void); 18 void __x2apic_send_IPI_dest(unsigned int apicid, int vector, unsigned int dest); 19 unsigned int x2apic_get_apic_id(unsigned long id); 20 u32 x2apic_set_apic_id(unsigned int id); 21 int x2apic_phys_pkg_id(int initial_apicid, int index_msb); 22 void x2apic_send_IPI_self(int vector); 23 24 /* IPI */ 25 static inline unsigned int __prepare_ICR(unsigned int shortcut, int vector, 26 unsigned int dest) 27 { 28 unsigned int icr = shortcut | dest; 29 30 switch (vector) { 31 default: 32 icr |= APIC_DM_FIXED | vector; 33 break; 34 case NMI_VECTOR: 35 icr |= APIC_DM_NMI; 36 break; 37 } 38 return icr; 39 } 40 41 void __default_send_IPI_shortcut(unsigned int shortcut, int vector); 42 43 /* 44 * This is used to send an IPI with no shorthand notation (the destination is 45 * specified in bits 56 to 63 of the ICR). 46 */ 47 void __default_send_IPI_dest_field(unsigned int mask, int vector, unsigned int dest); 48 49 void default_send_IPI_single(int cpu, int vector); 50 void default_send_IPI_single_phys(int cpu, int vector); 51 void default_send_IPI_mask_sequence_phys(const struct cpumask *mask, int vector); 52 void default_send_IPI_mask_allbutself_phys(const struct cpumask *mask, int vector); 53 54 extern int no_broadcast; 55 56 #ifdef CONFIG_X86_32 57 void default_send_IPI_mask_sequence_logical(const struct cpumask *mask, int vector); 58 void default_send_IPI_mask_allbutself_logical(const struct cpumask *mask, int vector); 59 void default_send_IPI_mask_logical(const struct cpumask *mask, int vector); 60 void default_send_IPI_allbutself(int vector); 61 void default_send_IPI_all(int vector); 62 void default_send_IPI_self(int vector); 63 #endif 64