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aarch64: Enable UEFI image loading

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Implemented an architecture specific function for loading UEFI binary.

Changed the logic of loading kernel image:
1. First try to load the image as kernel in PE format;
2. If failed, try again to load it as formatless UEFI binary.

Signed-off-by: Jianyong Wu <jianyong.wu@arm.com>
This commit is contained in:
Jianyong Wu
2021-04-19 15:50:46 +08:00
committed by Xin Wang
parent 6880692a78
commit b8b5dccfd8
6 changed files with 89 additions and 6 deletions
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7
arch/src/aarch64/layout.rs
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@@ -54,12 +54,12 @@ pub const UEFI_SIZE: u64 = 0x0400_0000;
/// Below this address will reside the GIC, above this address will reside the MMIO devices.
pub const MAPPED_IO_START: u64 = 0x0900_0000;
/// Space 0x0900_0000 ~ 0x1000_0000 is reserved for legacy devices.
/// Space 0x0900_0000 ~ 0x0905_0000 is reserved for legacy devices.
pub const LEGACY_SERIAL_MAPPED_IO_START: u64 = 0x0900_0000;
pub const LEGACY_RTC_MAPPED_IO_START: u64 = 0x0901_0000;
pub const LEGACY_GPIO_MAPPED_IO_START: u64 = 0x0902_0000;
/// Space 0x0905_0000 ~ 0x906_0000 is reserved for pcie io address
/// Space 0x0905_0000 ~ 0x0906_0000 is reserved for pcie io address
pub const MEM_PCI_IO_START: GuestAddress = GuestAddress(0x0905_0000);
pub const MEM_PCI_IO_SIZE: u64 = 0x10000;
@@ -91,6 +91,9 @@ pub const RSDP_POINTER: GuestAddress = GuestAddress(ACPI_START);
/// Kernel start after FDT and ACPI
pub const KERNEL_START: u64 = ACPI_START + ACPI_MAX_SIZE as u64;
/// Pci high memory base
pub const PCI_HIGH_BASE: u64 = 0x80_0000_0000_u64;
// As per virt/kvm/arm/vgic/vgic-kvm-device.c we need
// the number of interrupts our GIC will support to be:
// * bigger than 32