mirror of
https://github.com/projectacrn/acrn-hypervisor.git
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b501ce4388
These MACROs are never used by current code so remove it. The needed APIC info is defined in other files with other MACROs. We will unify kinds of APIC info definition in one place soon. Tracked-On: #1274 Signed-off-by: Victor Sun <victor.sun@intel.com> Acked-by: Eddie Dong <eddie.dong@intel.com>
115 lines
2.2 KiB
C
115 lines
2.2 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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#include <hypervisor.h>
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#include <multiboot.h>
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#include <vm0_boot.h>
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#ifdef CONFIG_EFI_STUB
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static void efi_init(void);
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struct boot_ctx* efi_ctx = NULL;
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struct lapic_regs uefi_lapic_regs;
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static int efi_initialized;
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void efi_spurious_handler(int vector)
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{
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struct vcpu* vcpu;
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int ret;
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if (get_cpu_id() != 0)
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return;
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vcpu = per_cpu(vcpu, 0);
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if (vcpu != NULL) {
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ret = vlapic_set_intr(vcpu, vector, 0);
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if (ret != 0)
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pr_err("%s vlapic set intr fail, interrupt lost\n",
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__func__);
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} else
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pr_err("%s vcpu or vlapic is not ready, interrupt lost\n",
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__func__);
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return;
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}
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int uefi_sw_loader(struct vm *vm, struct vcpu *vcpu)
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{
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int ret = 0;
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struct run_context *cur_context =
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&vcpu->arch_vcpu.contexts[vcpu->arch_vcpu.cur_context].run_ctx;
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ASSERT(vm != NULL, "Incorrect argument");
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pr_dbg("Loading guest to run-time location");
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if (!is_vm0(vm))
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return load_guest(vm, vcpu);
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vlapic_restore(vcpu_vlapic(vcpu), &uefi_lapic_regs);
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vcpu->entry_addr = (void *)efi_ctx->rip;
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memcpy_s(&cur_context->guest_cpu_regs, sizeof(struct cpu_gp_regs),
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&efi_ctx->gprs, sizeof(struct cpu_gp_regs));
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/* defer irq enabling till vlapic is ready */
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CPU_IRQ_ENABLE();
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return ret;
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}
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void *get_rsdp_from_uefi(void)
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{
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if (!efi_initialized)
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efi_init();
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return hpa2hva(efi_ctx->rsdp);
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}
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void *get_ap_trampoline_buf(void)
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{
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return efi_ctx->ap_trampoline_buf;
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}
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static void efi_init(void)
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{
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struct multiboot_info *mbi = NULL;
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if (boot_regs[0] != MULTIBOOT_INFO_MAGIC)
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ASSERT(0, "no multiboot info found");
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mbi = (struct multiboot_info *)
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hpa2hva(((uint64_t)(uint32_t)boot_regs[1]));
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if (!(mbi->mi_flags & MULTIBOOT_INFO_HAS_DRIVES))
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ASSERT(0, "no multiboot drivers for uefi found");
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efi_ctx = (struct boot_ctx *)hpa2hva((uint64_t)mbi->mi_drives_addr);
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ASSERT(efi_ctx != NULL, "no uefi context found");
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vm_sw_loader = uefi_sw_loader;
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spurious_handler = (spurious_handler_t)efi_spurious_handler;
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save_lapic(&uefi_lapic_regs);
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efi_initialized = 1;
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}
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#endif
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void init_bsp(void)
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{
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#ifndef CONFIG_CONSTANT_ACPI
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acpi_fixup();
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#endif
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parse_hv_cmdline();
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#ifdef CONFIG_EFI_STUB
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if (!efi_initialized)
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efi_init();
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#endif
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}
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