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Temporarily give 80MB to all processes (#715)

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wheremyfoodat 2025-02-02 23:18:54 +02:00 • committed by GitHub
parent 54a78902bc
commit 86d1bde845
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5 changed files with 14 additions and 5 deletions
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1
include/kernel/kernel.hpp
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@ -253,4 +253,5 @@ public:
void sendGPUInterrupt(GPUInterrupt type) { serviceManager.sendGPUInterrupt(type); }
void clearInstructionCache();
void clearInstructionCacheRange(u32 start, u32 size);
u32 getSharedFontVaddr();
};

4
include/kernel/resource_limits.hpp
View file

@ -19,7 +19,7 @@ struct ResourceLimitValues {
// APPLICATION resource limit
static constexpr ResourceLimitValues appResourceLimits = {
.maxPriority = 0x18,
.maxCommit = 0x4000000,
.maxCommit = 64_MB + 16_MB, // We're currently giving 80MB to all apps. TODO: Implement extended memory properly
.maxThreads = 0x20,
.maxEvents = 0x20,
.maxMutexes = 0x20,
@ -33,7 +33,7 @@ static constexpr ResourceLimitValues appResourceLimits = {
// SYS_APPLET resource limit
static constexpr ResourceLimitValues sysAppletResourceLimits = {
.maxPriority = 0x4,
.maxCommit = 0x5E00000,
.maxCommit = 0x5E00000 - 16_MB,
.maxThreads = 0x1D,
.maxEvents = 0xB,
.maxMutexes = 0x8,

2
include/memory.hpp
View file

@ -132,7 +132,7 @@ public:
static constexpr u32 totalPageCount = 1 << (32 - pageShift);
static constexpr u32 FCRAM_SIZE = u32(128_MB);
static constexpr u32 FCRAM_APPLICATION_SIZE = u32(64_MB);
static constexpr u32 FCRAM_APPLICATION_SIZE = u32(80_MB);
static constexpr u32 FCRAM_PAGE_COUNT = FCRAM_SIZE / pageSize;
static constexpr u32 FCRAM_APPLICATION_PAGE_COUNT = FCRAM_APPLICATION_SIZE / pageSize;

10
src/core/kernel/memory_management.cpp
View file

@ -122,7 +122,10 @@ void Kernel::mapMemoryBlock() {
}
if (KernelHandles::isSharedMemHandle(block)) {
if (block == KernelHandles::FontSharedMemHandle && addr == 0) addr = 0x18000000;
if (block == KernelHandles::FontSharedMemHandle && addr == 0) {
addr = getSharedFontVaddr();
}
u8* ptr = mem.mapSharedMemory(block, addr, myPerms, otherPerms); // Map shared memory block
// Pass pointer to shared memory to the appropriate service
@ -216,3 +219,8 @@ void Kernel::unmapMemoryBlock() {
Helpers::warn("Stubbed svcUnmapMemoryBlock!");
regs[0] = Result::Success;
}
u32 Kernel::getSharedFontVaddr() {
// Place shared font at the very beginning of system FCRAM
return mem.getLinearHeapVaddr() + Memory::FCRAM_APPLICATION_SIZE;
}

2
src/core/services/apt.cpp
View file

@ -391,7 +391,7 @@ void APTService::setScreencapPostPermission(u32 messagePointer) {
void APTService::getSharedFont(u32 messagePointer) {
log("APT::GetSharedFont\n");
constexpr u32 fontVaddr = 0x18000000;
const u32 fontVaddr = kernel.getSharedFontVaddr();
mem.write32(messagePointer, IPC::responseHeader(0x44, 2, 2));
mem.write32(messagePointer + 4, Result::Success);
mem.write32(messagePointer + 8, fontVaddr);