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kernel: Add 12 GiB heap support

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- Increased heap region from 8 GiB to 12 GiB
- Fixed memory manager page reference count allocation
- Made resource region sizing dynamic for >8GB DRAM
- Increased physical address space bits to support 16GB

Signed-off-by: Zephyron <zephyron@citron-emu.org>
This commit is contained in:
Zephyron
2025-10-22 15:06:47 +10:00
parent 8cc5aa143f
commit 9c13799b49
6 changed files with 34 additions and 9 deletions
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5
src/core/device_memory_manager.h
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@@ -1,4 +1,5 @@
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
// SPDX-FileCopyrightText: Copyright 2025 citron Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
@@ -120,8 +121,8 @@ public:
private:
static constexpr size_t device_virtual_bits = Traits::device_virtual_bits;
static constexpr size_t device_as_size = 1ULL << device_virtual_bits;
static constexpr size_t physical_min_bits = 32;
static constexpr size_t physical_max_bits = 33;
static constexpr size_t physical_min_bits = 32; // 4GB
static constexpr size_t physical_max_bits = 34; // 16GB (increased to support 12GB+ DRAM)
static constexpr size_t page_bits = 12;
static constexpr size_t page_size = 1ULL << page_bits;
static constexpr size_t page_mask = page_size - 1ULL;