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59f7928cd4
APIC IDs are used with random data types u16, u32, int, unsigned int, unsigned long. Make it all consistently use u32 because that reflects the hardware register width. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Tested-by: Juergen Gross <jgross@suse.com> Tested-by: Sohil Mehta <sohil.mehta@intel.com> Tested-by: Michael Kelley <mikelley@microsoft.com> Tested-by: Peter Zijlstra (Intel) <peterz@infradead.org> Tested-by: Zhang Rui <rui.zhang@intel.com> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://lore.kernel.org/r/20230814085113.172569282@linutronix.de
86 lines
2.5 KiB
C
86 lines
2.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Historical copyright notices:
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*
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* Copyright 2004 James Cleverdon, IBM.
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* (c) 1995 Alan Cox, Building #3 <alan@redhat.com>
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* (c) 1998-99, 2000 Ingo Molnar <mingo@redhat.com>
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* (c) 2002,2003 Andi Kleen, SuSE Labs.
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*/
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#include <linux/jump_label.h>
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#include <asm/irq_vectors.h>
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#include <asm/apic.h>
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/* X2APIC */
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void __x2apic_send_IPI_dest(unsigned int apicid, int vector, unsigned int dest);
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u32 x2apic_get_apic_id(u32 id);
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u32 x2apic_set_apic_id(u32 id);
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u32 x2apic_phys_pkg_id(u32 initial_apicid, int index_msb);
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void x2apic_send_IPI_all(int vector);
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void x2apic_send_IPI_allbutself(int vector);
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void x2apic_send_IPI_self(int vector);
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extern u32 x2apic_max_apicid;
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/* IPI */
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DECLARE_STATIC_KEY_FALSE(apic_use_ipi_shorthand);
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static inline unsigned int __prepare_ICR(unsigned int shortcut, int vector,
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unsigned int dest)
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{
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unsigned int icr = shortcut | dest;
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switch (vector) {
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default:
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icr |= APIC_DM_FIXED | vector;
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break;
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case NMI_VECTOR:
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icr |= APIC_DM_NMI;
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break;
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}
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return icr;
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}
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void default_init_apic_ldr(void);
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void apic_mem_wait_icr_idle(void);
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u32 apic_mem_wait_icr_idle_timeout(void);
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/*
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* This is used to send an IPI with no shorthand notation (the destination is
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* specified in bits 56 to 63 of the ICR).
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*/
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void __default_send_IPI_dest_field(unsigned int mask, int vector, unsigned int dest);
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void default_send_IPI_single(int cpu, int vector);
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void default_send_IPI_single_phys(int cpu, int vector);
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void default_send_IPI_mask_sequence_phys(const struct cpumask *mask, int vector);
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void default_send_IPI_mask_allbutself_phys(const struct cpumask *mask, int vector);
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void default_send_IPI_allbutself(int vector);
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void default_send_IPI_all(int vector);
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void default_send_IPI_self(int vector);
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bool default_apic_id_registered(void);
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bool default_check_apicid_used(physid_mask_t *map, u32 apicid);
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#ifdef CONFIG_X86_32
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void default_send_IPI_mask_sequence_logical(const struct cpumask *mask, int vector);
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void default_send_IPI_mask_allbutself_logical(const struct cpumask *mask, int vector);
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void default_send_IPI_mask_logical(const struct cpumask *mask, int vector);
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void x86_32_probe_bigsmp_early(void);
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void x86_32_install_bigsmp(void);
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#else
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static inline void x86_32_probe_bigsmp_early(void) { }
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static inline void x86_32_install_bigsmp(void) { }
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#endif
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#ifdef CONFIG_X86_BIGSMP
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bool apic_bigsmp_possible(bool cmdline_selected);
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void apic_bigsmp_force(void);
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#else
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static inline bool apic_bigsmp_possible(bool cmdline_selected) { return false; };
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static inline void apic_bigsmp_force(void) { }
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#endif
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