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bd1e7a46b3
cleanup arch folder, only include some necessary, doesn't include hypervisor.h Tracked-On: #1842 Signed-off-by: Mingqiang Chi <mingqiang.chi@intel.com> Acked-by: Eddie Dong <eddie.dong@intel.com> modified: arch/x86/configs/apl-mrb/pt_dev.c modified: arch/x86/configs/apl-mrb/ve820.c modified: arch/x86/configs/dnv-cb2/pt_dev.c modified: arch/x86/configs/dnv-cb2/ve820.c modified: arch/x86/configs/partition_config.c modified: arch/x86/configs/sharing_config.c modified: arch/x86/cpu.c modified: arch/x86/cpu_state_tbl.c modified: arch/x86/e820.c modified: arch/x86/gdt.c modified: arch/x86/init.c modified: arch/x86/ioapic.c modified: arch/x86/irq.c modified: arch/x86/lapic.c modified: arch/x86/mmu.c modified: arch/x86/notify.c modified: arch/x86/page.c modified: arch/x86/pagetable.c modified: arch/x86/static_checks.c modified: arch/x86/timer.c modified: arch/x86/trampoline.c modified: arch/x86/vmx.c modified: arch/x86/vtd.c modified: boot/include/acpi.h modified: include/arch/x86/e820.h modified: include/arch/x86/ioapic.h
77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
/*
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* Copyright (C) 2018 Intel Corporation. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef IOAPIC_H
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#define IOAPIC_H
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#include <apicreg.h>
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#define NR_LEGACY_IRQ 16U
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#define NR_LEGACY_PIN NR_LEGACY_IRQ
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struct ioapic_info {
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uint8_t id;
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uint32_t addr;
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uint32_t gsi_base;
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};
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void ioapic_setup_irqs(void);
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bool ioapic_irq_is_gsi(uint32_t irq);
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uint32_t ioapic_irq_to_pin(uint32_t irq);
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int32_t init_ioapic_id_info(void);
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uint8_t ioapic_irq_to_ioapic_id(uint32_t irq);
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/**
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* @brief Get irq num from pin num
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*
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* @param[in] pin The pin number
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*/
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uint32_t ioapic_pin_to_irq(uint32_t pin);
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/**
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* @brief Set the redirection table entry
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*
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* Set the redirection table entry of an interrupt
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*
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* @param[in] irq The number of irq to set
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* @param[in] rte Union of ioapic_rte to set
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*/
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void ioapic_set_rte(uint32_t irq, union ioapic_rte rte);
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/**
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* @brief Get the redirection table entry
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*
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* Get the redirection table entry of an interrupt
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*
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* @param[in] irq The number of irq to fetch RTE
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* @param[inout] rte Pointer to union ioapic_rte to return result RTE
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*
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* @pre rte != NULL
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*/
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void ioapic_get_rte(uint32_t irq, union ioapic_rte *rte);
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void suspend_ioapic(void);
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void resume_ioapic(void);
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void ioapic_gsi_mask_irq(uint32_t irq);
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void ioapic_gsi_unmask_irq(uint32_t irq);
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void ioapic_get_rte_entry(void *ioapic_addr, uint32_t pin, union ioapic_rte *rte);
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struct gsi_table {
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uint8_t ioapic_id;
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uint32_t pin;
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void *addr;
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};
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void *ioapic_get_gsi_irq_addr(uint32_t irq_num);
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uint32_t ioapic_get_nr_gsi(void);
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uint32_t get_pic_pin_from_ioapic_pin(uint32_t pin_index);
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bool ioapic_is_pin_valid(uint32_t pin);
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#endif /* IOAPIC_H */
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