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core: Respect memory permissions in Map

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This commit is contained in:
GPUCode
2023-11-17 21:43:15 +02:00
committed by t895
parent 4766baddf3
commit 5938a9582a
6 changed files with 117 additions and 58 deletions
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71
src/tests/common/host_memory.cpp
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@ -11,6 +11,7 @@ using namespace Common::Literals;
static constexpr size_t VIRTUAL_SIZE = 1ULL << 39;
static constexpr size_t BACKING_SIZE = 4_GiB;
static constexpr auto PERMS = Common::MemoryPermission::ReadWrite;
TEST_CASE("HostMemory: Initialize and deinitialize", "[common]") {
{ HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE); }
@ -19,7 +20,7 @@ TEST_CASE("HostMemory: Initialize and deinitialize", "[common]") {
TEST_CASE("HostMemory: Simple map", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x5000, 0x8000, 0x1000);
mem.Map(0x5000, 0x8000, 0x1000, PERMS);
volatile u8* const data = mem.VirtualBasePointer() + 0x5000;
data[0] = 50;
@ -28,8 +29,8 @@ TEST_CASE("HostMemory: Simple map", "[common]") {
TEST_CASE("HostMemory: Simple mirror map", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x5000, 0x3000, 0x2000);
mem.Map(0x8000, 0x4000, 0x1000);
mem.Map(0x5000, 0x3000, 0x2000, PERMS);
mem.Map(0x8000, 0x4000, 0x1000, PERMS);
volatile u8* const mirror_a = mem.VirtualBasePointer() + 0x5000;
volatile u8* const mirror_b = mem.VirtualBasePointer() + 0x8000;
@ -39,7 +40,7 @@ TEST_CASE("HostMemory: Simple mirror map", "[common]") {
TEST_CASE("HostMemory: Simple unmap", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x5000, 0x3000, 0x2000);
mem.Map(0x5000, 0x3000, 0x2000, PERMS);
volatile u8* const data = mem.VirtualBasePointer() + 0x5000;
data[75] = 50;
@ -50,7 +51,7 @@ TEST_CASE("HostMemory: Simple unmap", "[common]") {
TEST_CASE("HostMemory: Simple unmap and remap", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x5000, 0x3000, 0x2000);
mem.Map(0x5000, 0x3000, 0x2000, PERMS);
volatile u8* const data = mem.VirtualBasePointer() + 0x5000;
data[0] = 50;
@ -58,79 +59,79 @@ TEST_CASE("HostMemory: Simple unmap and remap", "[common]") {
mem.Unmap(0x5000, 0x2000);
mem.Map(0x5000, 0x3000, 0x2000);
mem.Map(0x5000, 0x3000, 0x2000, PERMS);
REQUIRE(data[0] == 50);
mem.Map(0x7000, 0x2000, 0x5000);
mem.Map(0x7000, 0x2000, 0x5000, PERMS);
REQUIRE(data[0x3000] == 50);
}
TEST_CASE("HostMemory: Nieche allocation", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x0000, 0, 0x20000);
mem.Map(0x0000, 0, 0x20000, PERMS);
mem.Unmap(0x0000, 0x4000);
mem.Map(0x1000, 0, 0x2000);
mem.Map(0x3000, 0, 0x1000);
mem.Map(0, 0, 0x1000);
mem.Map(0x1000, 0, 0x2000, PERMS);
mem.Map(0x3000, 0, 0x1000, PERMS);
mem.Map(0, 0, 0x1000, PERMS);
}
TEST_CASE("HostMemory: Full unmap", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x8000, 0, 0x4000);
mem.Map(0x8000, 0, 0x4000, PERMS);
mem.Unmap(0x8000, 0x4000);
mem.Map(0x6000, 0, 0x16000);
mem.Map(0x6000, 0, 0x16000, PERMS);
}
TEST_CASE("HostMemory: Right out of bounds unmap", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x0000, 0, 0x4000);
mem.Map(0x0000, 0, 0x4000, PERMS);
mem.Unmap(0x2000, 0x4000);
mem.Map(0x2000, 0x80000, 0x4000);
mem.Map(0x2000, 0x80000, 0x4000, PERMS);
}
TEST_CASE("HostMemory: Left out of bounds unmap", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x8000, 0, 0x4000);
mem.Map(0x8000, 0, 0x4000, PERMS);
mem.Unmap(0x6000, 0x4000);
mem.Map(0x8000, 0, 0x2000);
mem.Map(0x8000, 0, 0x2000, PERMS);
}
TEST_CASE("HostMemory: Multiple placeholder unmap", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x0000, 0, 0x4000);
mem.Map(0x4000, 0, 0x1b000);
mem.Map(0x0000, 0, 0x4000, PERMS);
mem.Map(0x4000, 0, 0x1b000, PERMS);
mem.Unmap(0x3000, 0x1c000);
mem.Map(0x3000, 0, 0x20000);
mem.Map(0x3000, 0, 0x20000, PERMS);
}
TEST_CASE("HostMemory: Unmap between placeholders", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x0000, 0, 0x4000);
mem.Map(0x4000, 0, 0x4000);
mem.Map(0x0000, 0, 0x4000, PERMS);
mem.Map(0x4000, 0, 0x4000, PERMS);
mem.Unmap(0x2000, 0x4000);
mem.Map(0x2000, 0, 0x4000);
mem.Map(0x2000, 0, 0x4000, PERMS);
}
TEST_CASE("HostMemory: Unmap to origin", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x4000, 0, 0x4000);
mem.Map(0x8000, 0, 0x4000);
mem.Map(0x4000, 0, 0x4000, PERMS);
mem.Map(0x8000, 0, 0x4000, PERMS);
mem.Unmap(0x4000, 0x4000);
mem.Map(0, 0, 0x4000);
mem.Map(0x4000, 0, 0x4000);
mem.Map(0, 0, 0x4000, PERMS);
mem.Map(0x4000, 0, 0x4000, PERMS);
}
TEST_CASE("HostMemory: Unmap to right", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x4000, 0, 0x4000);
mem.Map(0x8000, 0, 0x4000);
mem.Map(0x4000, 0, 0x4000, PERMS);
mem.Map(0x8000, 0, 0x4000, PERMS);
mem.Unmap(0x8000, 0x4000);
mem.Map(0x8000, 0, 0x4000);
mem.Map(0x8000, 0, 0x4000, PERMS);
}
TEST_CASE("HostMemory: Partial right unmap check bindings", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x4000, 0x10000, 0x4000);
mem.Map(0x4000, 0x10000, 0x4000, PERMS);
volatile u8* const ptr = mem.VirtualBasePointer() + 0x4000;
ptr[0x1000] = 17;
@ -142,7 +143,7 @@ TEST_CASE("HostMemory: Partial right unmap check bindings", "[common]") {
TEST_CASE("HostMemory: Partial left unmap check bindings", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x4000, 0x10000, 0x4000);
mem.Map(0x4000, 0x10000, 0x4000, PERMS);
volatile u8* const ptr = mem.VirtualBasePointer() + 0x4000;
ptr[0x3000] = 19;
@ -156,7 +157,7 @@ TEST_CASE("HostMemory: Partial left unmap check bindings", "[common]") {
TEST_CASE("HostMemory: Partial middle unmap check bindings", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x4000, 0x10000, 0x4000);
mem.Map(0x4000, 0x10000, 0x4000, PERMS);
volatile u8* const ptr = mem.VirtualBasePointer() + 0x4000;
ptr[0x0000] = 19;
@ -170,8 +171,8 @@ TEST_CASE("HostMemory: Partial middle unmap check bindings", "[common]") {
TEST_CASE("HostMemory: Partial sparse middle unmap and check bindings", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x4000, 0x10000, 0x2000);
mem.Map(0x6000, 0x20000, 0x2000);
mem.Map(0x4000, 0x10000, 0x2000, PERMS);
mem.Map(0x6000, 0x20000, 0x2000, PERMS);
volatile u8* const ptr = mem.VirtualBasePointer() + 0x4000;
ptr[0x0000] = 19;