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graphics: consolidate validation guest checks

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This commit is contained in:
nmzik
2026-08-31 11:06:51 +04:00
parent 96c64d113e
commit 39a34fa343
10 changed files with 62 additions and 47 deletions
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src/graphics/host_gpu/regionDefinitions.h
+16
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@@ -4,6 +4,8 @@
#include "common/bitArray.h"
#include "common/common.h"
#include <compare>
namespace Libs::Graphics {
constexpr uint64_t TRACKER_PAGE_SIZE = 4ull * 1024ull;
@@ -11,6 +13,20 @@ constexpr uint64_t TRACKER_REGION_SIZE = 4ull * 1024ull * 1024ull;
constexpr uint64_t TRACKER_ADDRESS_SIZE = 1ull << 40u;
constexpr size_t TRACKER_REGION_PAGES = TRACKER_REGION_SIZE / TRACKER_PAGE_SIZE;
struct GuestRange {
uint64_t address = 0;
uint64_t size = 0;
[[nodiscard]] constexpr bool Empty() const noexcept { return address == 0 && size == 0; }
[[nodiscard]] constexpr bool Valid() const noexcept {
return address != 0 && size != 0 && address < TRACKER_ADDRESS_SIZE &&
size <= TRACKER_ADDRESS_SIZE - address;
}
[[nodiscard]] constexpr bool ValidOrEmpty() const noexcept { return Empty() || Valid(); }
[[nodiscard]] constexpr uint64_t End() const noexcept { return address + size; }
auto operator<=>(const GuestRange&) const = default;
};
enum class DirtySource { Cpu, Gpu };
using RegionBits = Common::BitArray<TRACKER_REGION_PAGES>;
static_assert(sizeof(RegionBits) == TRACKER_REGION_PAGES / 8);