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https://github.com/projectacrn/acrn-hypervisor.git
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f8f57328b6
Pre-launched VM needs to load pre-compiled FDT binary (which is the same when it needs pre-compiled ACPI binary). Tracked-On: #8838 Signed-off-by: Yifan Liu <yifan1.liu@intel.com> Acked-by: Wang Yu1 <yu1.wang@intel.com>
62 lines
1.2 KiB
C
62 lines
1.2 KiB
C
/*
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* Copyright (C) 2018-2022 Intel Corporation.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <vm.h>
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#include <vboot.h>
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#include <errno.h>
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#include <logmsg.h>
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#include <guest_memory.h>
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/**
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* @pre sw_module != NULL
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*/
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void load_sw_module(struct acrn_vm *vm, struct sw_module_info *sw_module)
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{
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if ((sw_module->size != 0) && (sw_module->load_addr != NULL)) {
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(void)copy_to_gpa(vm, sw_module->src_addr, (uint64_t)sw_module->load_addr, sw_module->size);
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}
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}
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/**
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* @pre vm != NULL
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*/
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int32_t prepare_os_image(struct acrn_vm *vm)
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{
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int32_t ret = -EINVAL;
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struct sw_module_info *acpi_info = &(vm->sw.acpi_info);
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switch (vm->sw.kernel_type) {
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#ifdef CONFIG_GUEST_KERNEL_BZIMAGE
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case KERNEL_BZIMAGE:
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ret = bzimage_loader(vm);
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break;
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#endif
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#ifdef CONFIG_GUEST_KERNEL_RAWIMAGE
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case KERNEL_RAWIMAGE:
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ret = rawimage_loader(vm);
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break;
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#endif
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#ifdef CONFIG_GUEST_KERNEL_ELF
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case KERNEL_ELF:
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ret = elf_loader(vm);
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break;
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#endif
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default:
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ret = -EINVAL;
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break;
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}
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if (ret == 0) {
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/* Copy Guest OS ACPI to its load location */
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load_sw_module(vm, acpi_info);
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load_sw_module(vm, &(vm->sw.fdt_info));
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pr_dbg("%s, VM%hu 0x%016lx", __func__, vm->vm_id,
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vm->sw.kernel_info.kernel_entry_addr);
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}
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return ret;
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}
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