cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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local.h (2120B)

      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
     11#include <linux/jump_label.h>
     12
     13#include <asm/irq_vectors.h>
     14#include <asm/apic.h>
     15
     16/* APIC flat 64 */
     17void flat_init_apic_ldr(void);
     18
     19/* X2APIC */
     20int x2apic_apic_id_valid(u32 apicid);
     21int x2apic_apic_id_registered(void);
     22void __x2apic_send_IPI_dest(unsigned int apicid, int vector, unsigned int dest);
     23unsigned int x2apic_get_apic_id(unsigned long id);
     24u32 x2apic_set_apic_id(unsigned int id);
     25int x2apic_phys_pkg_id(int initial_apicid, int index_msb);
     26void x2apic_send_IPI_self(int vector);
     27void __x2apic_send_IPI_shorthand(int vector, u32 which);
     28
     29/* IPI */
     30
     31DECLARE_STATIC_KEY_FALSE(apic_use_ipi_shorthand);
     32
     33static inline unsigned int __prepare_ICR(unsigned int shortcut, int vector,
     34					 unsigned int dest)
     35{
     36	unsigned int icr = shortcut | dest;
     37
     38	switch (vector) {
     39	default:
     40		icr |= APIC_DM_FIXED | vector;
     41		break;
     42	case NMI_VECTOR:
     43		icr |= APIC_DM_NMI;
     44		break;
     45	}
     46	return icr;
     47}
     48
     49void __default_send_IPI_shortcut(unsigned int shortcut, int vector);
     50
     51/*
     52 * This is used to send an IPI with no shorthand notation (the destination is
     53 * specified in bits 56 to 63 of the ICR).
     54 */
     55void __default_send_IPI_dest_field(unsigned int mask, int vector, unsigned int dest);
     56
     57void default_send_IPI_single(int cpu, int vector);
     58void default_send_IPI_single_phys(int cpu, int vector);
     59void default_send_IPI_mask_sequence_phys(const struct cpumask *mask, int vector);
     60void default_send_IPI_mask_allbutself_phys(const struct cpumask *mask, int vector);
     61void default_send_IPI_allbutself(int vector);
     62void default_send_IPI_all(int vector);
     63void default_send_IPI_self(int vector);
     64
     65#ifdef CONFIG_X86_32
     66void default_send_IPI_mask_sequence_logical(const struct cpumask *mask, int vector);
     67void default_send_IPI_mask_allbutself_logical(const struct cpumask *mask, int vector);
     68void default_send_IPI_mask_logical(const struct cpumask *mask, int vector);
     69#endif