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-rw-r--r--src/common/CMakeLists.txt2
-rw-r--r--src/common/cache_management.cpp59
-rw-r--r--src/common/cache_management.h27
-rw-r--r--src/core/memory.cpp29
4 files changed, 15 insertions, 102 deletions
diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt
index 6bdffcb7a..25b22a281 100644
--- a/src/common/CMakeLists.txt
+++ b/src/common/CMakeLists.txt
@@ -34,8 +34,6 @@ add_library(common STATIC
bit_util.h
cityhash.cpp
cityhash.h
- cache_management.cpp
- cache_management.h
common_funcs.h
common_precompiled_headers.h
common_types.h
diff --git a/src/common/cache_management.cpp b/src/common/cache_management.cpp
deleted file mode 100644
index ed353828a..000000000
--- a/src/common/cache_management.cpp
+++ /dev/null
@@ -1,59 +0,0 @@
-// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-#include <cstdint>
-#include <cstring>
-
-#include "common/cache_management.h"
-
-namespace Common {
-
-#if defined(ARCHITECTURE_x86_64)
-
-// Most cache operations are no-ops on x86
-
-void DataCacheLineCleanByVAToPoU(void* start, size_t size) {}
-void DataCacheLineCleanAndInvalidateByVAToPoC(void* start, size_t size) {}
-void DataCacheLineCleanByVAToPoC(void* start, size_t size) {}
-void DataCacheZeroByVA(void* start, size_t size) {
- std::memset(start, 0, size);
-}
-
-#elif defined(ARCHITECTURE_arm64)
-
-// BS/DminLine is log2(cache size in words), we want size in bytes
-#define EXTRACT_DMINLINE(ctr_el0) (1 << ((((ctr_el0) >> 16) & 0xf) + 2))
-#define EXTRACT_BS(dczid_el0) (1 << (((dczid_el0)&0xf) + 2))
-
-#define DEFINE_DC_OP(op_name, function_name) \
- void function_name(void* start, size_t size) { \
- size_t ctr_el0; \
- asm volatile("mrs %[ctr_el0], ctr_el0\n\t" : [ctr_el0] "=r"(ctr_el0)); \
- size_t cacheline_size = EXTRACT_DMINLINE(ctr_el0); \
- uintptr_t va_start = reinterpret_cast<uintptr_t>(start); \
- uintptr_t va_end = va_start + size; \
- for (uintptr_t va = va_start; va < va_end; va += cacheline_size) { \
- asm volatile("dc " #op_name ", %[va]\n\t" : : [va] "r"(va) : "memory"); \
- } \
- }
-
-#define DEFINE_DC_OP_DCZID(op_name, function_name) \
- void function_name(void* start, size_t size) { \
- size_t dczid_el0; \
- asm volatile("mrs %[dczid_el0], dczid_el0\n\t" : [dczid_el0] "=r"(dczid_el0)); \
- size_t cacheline_size = EXTRACT_BS(dczid_el0); \
- uintptr_t va_start = reinterpret_cast<uintptr_t>(start); \
- uintptr_t va_end = va_start + size; \
- for (uintptr_t va = va_start; va < va_end; va += cacheline_size) { \
- asm volatile("dc " #op_name ", %[va]\n\t" : : [va] "r"(va) : "memory"); \
- } \
- }
-
-DEFINE_DC_OP(cvau, DataCacheLineCleanByVAToPoU);
-DEFINE_DC_OP(civac, DataCacheLineCleanAndInvalidateByVAToPoC);
-DEFINE_DC_OP(cvac, DataCacheLineCleanByVAToPoC);
-DEFINE_DC_OP_DCZID(zva, DataCacheZeroByVA);
-
-#endif
-
-} // namespace Common
diff --git a/src/common/cache_management.h b/src/common/cache_management.h
deleted file mode 100644
index 038323e95..000000000
--- a/src/common/cache_management.h
+++ /dev/null
@@ -1,27 +0,0 @@
-// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-#pragma once
-
-#include <cstddef>
-
-namespace Common {
-
-// Data cache instructions enabled at EL0 by SCTLR_EL1.UCI.
-// VA = virtual address
-// PoC = point of coherency
-// PoU = point of unification
-
-// dc cvau
-void DataCacheLineCleanByVAToPoU(void* start, size_t size);
-
-// dc civac
-void DataCacheLineCleanAndInvalidateByVAToPoC(void* start, size_t size);
-
-// dc cvac
-void DataCacheLineCleanByVAToPoC(void* start, size_t size);
-
-// dc zva
-void DataCacheZeroByVA(void* start, size_t size);
-
-} // namespace Common
diff --git a/src/core/memory.cpp b/src/core/memory.cpp
index 3141122f1..b24716455 100644
--- a/src/core/memory.cpp
+++ b/src/core/memory.cpp
@@ -6,7 +6,6 @@
#include "common/assert.h"
#include "common/atomic_ops.h"
-#include "common/cache_management.h"
#include "common/common_types.h"
#include "common/logging/log.h"
#include "common/page_table.h"
@@ -342,10 +341,9 @@ struct Memory::Impl {
LOG_ERROR(HW_Memory, "Unmapped cache maintenance @ {:#018X}", current_vaddr);
throw InvalidMemoryException();
},
- [&](const std::size_t block_size, u8* const host_ptr) { cb(block_size, host_ptr); },
+ [&](const std::size_t block_size, u8* const host_ptr) {},
[&](const VAddr current_vaddr, const std::size_t block_size, u8* const host_ptr) {
- system.GPU().FlushRegion(current_vaddr, block_size);
- cb(block_size, host_ptr);
+ cb(current_vaddr, block_size);
},
[](const std::size_t block_size) {});
} catch (InvalidMemoryException&) {
@@ -356,27 +354,30 @@ struct Memory::Impl {
}
Result InvalidateDataCache(const Kernel::KProcess& process, VAddr dest_addr, std::size_t size) {
- auto perform = [&](const std::size_t block_size, u8* const host_ptr) {
- // Do nothing; this operation (dc ivac) cannot be supported
- // from EL0
+ auto on_rasterizer = [&](const VAddr current_vaddr, const std::size_t block_size) {
+ // dc ivac: Invalidate to point of coherency
+ // GPU flush -> CPU invalidate
+ system.GPU().FlushRegion(current_vaddr, block_size);
};
- return PerformCacheOperation(process, dest_addr, size, perform);
+ return PerformCacheOperation(process, dest_addr, size, on_rasterizer);
}
Result StoreDataCache(const Kernel::KProcess& process, VAddr dest_addr, std::size_t size) {
- auto perform = [&](const std::size_t block_size, u8* const host_ptr) {
+ auto on_rasterizer = [&](const VAddr current_vaddr, const std::size_t block_size) {
// dc cvac: Store to point of coherency
- Common::DataCacheLineCleanByVAToPoC(host_ptr, block_size);
+ // CPU flush -> GPU invalidate
+ system.GPU().InvalidateRegion(current_vaddr, block_size);
};
- return PerformCacheOperation(process, dest_addr, size, perform);
+ return PerformCacheOperation(process, dest_addr, size, on_rasterizer);
}
Result FlushDataCache(const Kernel::KProcess& process, VAddr dest_addr, std::size_t size) {
- auto perform = [&](const std::size_t block_size, u8* const host_ptr) {
+ auto on_rasterizer = [&](const VAddr current_vaddr, const std::size_t block_size) {
// dc civac: Store to point of coherency, and invalidate from cache
- Common::DataCacheLineCleanAndInvalidateByVAToPoC(host_ptr, block_size);
+ // CPU flush -> GPU invalidate
+ system.GPU().InvalidateRegion(current_vaddr, block_size);
};
- return PerformCacheOperation(process, dest_addr, size, perform);
+ return PerformCacheOperation(process, dest_addr, size, on_rasterizer);
}
void MarkRegionDebug(VAddr vaddr, u64 size, bool debug) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-26 11:06:49 +0100