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1 files changed, 105 insertions, 0 deletions

diff --git a/lib/uefi.c3l/src/protocol/mem.c3 b/lib/uefi.c3l/src/protocol/mem.c3
new file mode 100644
index 0000000..8bb2cbb
--- /dev/null
+++ b/lib/uefi.c3l/src/protocol/mem.c3
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+module uefi::proto::memory;
+import uefi;
+
+
+/* 7.2.) Memory Allocation Services */
+
+/* EFI_ALLOCATE_PAGES (7.2.1) and Allocation definitions */
+alias FnAllocatePages = fn EfiStatus(AllocateType, MemoryType, usz, PhysicalAddress*);
+
+alias PhysicalAddress = ulong;
+alias VirtualAddress = ulong;
+enum AllocateType
+{
+	ANY_PAGES,
+	MAX_ADDRESS,
+	ADDRESS,
+	LIMIT
+}
+enum MemoryType : uint
+{
+	RESERVED,
+	LOADER_CODE,
+	LOADER_DATA,
+	BOOT_SERVICES_CODE,
+	BOOT_SERVICES_DATA,
+	RUNTIME_SERVICES_CODE,
+	RUNTIME_SERVICES_DATA,
+	CONVENTIONAL,
+	UNUSABLE,
+	ACPI_RECLAIM,
+	ACPI_NVS,
+	MMIO,
+	MMIO_PORT_SPACE,
+	PAL_CODE,
+	PERSISTENT,
+	UNACCEPTED,
+	LIMIT
+}
+
+/* EFI_FREE_PAGES (7.2.2) */
+alias FnFreePages = fn EfiStatus(PhysicalAddress, usz);
+
+/* EFI_GET_MEMORY_MAP (7.2.3) and related definitions */
+alias FnGetMemoryMap = fn EfiStatus(usz*, void*, usz*, usz*, uint*);
+
+const uint MEMORY_DESCRIPTOR_VERSION = 1;
+struct MemoryDescriptor
+{
+	MemoryType type;
+	PhysicalAddress physical_start;
+	VirtualAddress virtual_start;
+	ulong num_pages;
+	MemoryAttribute attribute;
+}
+
+struct SystemMemoryMap
+{
+	usz map_key;
+	usz buffer_size;
+	usz descriptor_size;
+	uint descriptor_version;
+	void* descriptors;
+	usz descriptors_count;
+}
+
+typedef MemoryAttribute = ulong;
+const MemoryAttribute MEMORY_UC            = (MemoryAttribute)0x0000_0000_0000_0001;
+const MemoryAttribute MEMORY_WC            = (MemoryAttribute)0x0000_0000_0000_0002;
+const MemoryAttribute MEMORY_WT            = (MemoryAttribute)0x0000_0000_0000_0004;
+const MemoryAttribute MEMORY_WB            = (MemoryAttribute)0x0000_0000_0000_0008;
+const MemoryAttribute MEMORY_UCE           = (MemoryAttribute)0x0000_0000_0000_0010;
+const MemoryAttribute MEMORY_WP            = (MemoryAttribute)0x0000_0000_0000_1000;
+const MemoryAttribute MEMORY_RP            = (MemoryAttribute)0x0000_0000_0000_2000;
+const MemoryAttribute MEMORY_XP            = (MemoryAttribute)0x0000_0000_0000_4000;
+const MemoryAttribute MEMORY_NV            = (MemoryAttribute)0x0000_0000_0000_8000;
+const MemoryAttribute MEMORY_MORE_RELIABLE = (MemoryAttribute)0x0000_0000_0001_0000;
+const MemoryAttribute MEMORY_RO            = (MemoryAttribute)0x0000_0000_0002_0000;
+const MemoryAttribute MEMORY_SP            = (MemoryAttribute)0x0000_0000_0004_0000;
+const MemoryAttribute MEMORY_CPU_CRYPTO    = (MemoryAttribute)0x0000_0000_0008_0000;
+const MemoryAttribute MEMORY_HOT_PLUGGABLE = (MemoryAttribute)0x0000_0000_0010_0000;
+const MemoryAttribute MEMORY_RUNTIME       = (MemoryAttribute)0x8000_0000_0000_0000;
+const MemoryAttribute MEMORY_ISA_VALID     = (MemoryAttribute)0x4000_0000_0000_0000;
+const MemoryAttribute MEMORY_ISA_MASK      = (MemoryAttribute)0x0FFF_F000_0000_0000;
+
+/* EFI_ALLOCATE_POOL (7.2.4) */
+alias FnAllocatePool = fn EfiStatus(MemoryType, usz, void**);
+
+/* EFI_FREE_POOL (7.2.5) */
+alias FnFreePool = fn EfiStatus(void*);
+
+
+/* 8.4.) Virtual Memory services */
+/* 8.4.1.) SetVirtualAddressMap() */
+alias FnSetVirtualAddressMap = fn EfiStatus(usz, usz, uint, MemoryDescriptor*);
+
+/* 8.4.2.) ConvertPointer() */
+alias FnConvertPointer = fn EfiStatus(usz, void**);
+const usz EFI_OPTIONAL_PTR = 0x1;
+
+/* 8.5.3.3.) Items related to capsules */
+struct MemoryRange
+{
+	PhysicalAddress address;
+	ulong length;
+}