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Code Issues Releases Wiki Activity

common: Move Is4KBAligned() to alignment.h

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Aligning on 4KB pages isn't a Switch-specific thing, so this can be
moved to common so it can be used with other things as well.
This commit is contained in:
Lioncash
2018-10-18 12:55:27 -04:00
parent d4ff4152ad
commit d27f4a4928
2 changed files with 13 additions and 9 deletions
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16
src/core/hle/kernel/svc.cpp
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@@ -8,6 +8,7 @@
#include <mutex>
#include <vector>
#include "common/alignment.h"
#include "common/assert.h"
#include "common/logging/log.h"
#include "common/microprofile.h"
@@ -36,9 +37,6 @@
namespace Kernel {
namespace {
constexpr bool Is4KBAligned(VAddr address) {
return (address & 0xFFF) == 0;
}
// Checks if address + size is greater than the given address
// This can return false if the size causes an overflow of a 64-bit type
@@ -69,11 +67,11 @@ bool IsInsideNewMapRegion(const VMManager& vm, VAddr address, u64 size) {
// in the same order.
ResultCode MapUnmapMemorySanityChecks(const VMManager& vm_manager, VAddr dst_addr, VAddr src_addr,
u64 size) {
if (!Is4KBAligned(dst_addr) || !Is4KBAligned(src_addr)) {
if (!Common::Is4KBAligned(dst_addr) || !Common::Is4KBAligned(src_addr)) {
return ERR_INVALID_ADDRESS;
}
if (size == 0 || !Is4KBAligned(size)) {
if (size == 0 || !Common::Is4KBAligned(size)) {
return ERR_INVALID_SIZE;
}
@@ -570,11 +568,11 @@ static ResultCode MapSharedMemory(Handle shared_memory_handle, VAddr addr, u64 s
"called, shared_memory_handle=0x{:X}, addr=0x{:X}, size=0x{:X}, permissions=0x{:08X}",
shared_memory_handle, addr, size, permissions);
if (!Is4KBAligned(addr)) {
if (!Common::Is4KBAligned(addr)) {
return ERR_INVALID_ADDRESS;
}
if (size == 0 || !Is4KBAligned(size)) {
if (size == 0 || !Common::Is4KBAligned(size)) {
return ERR_INVALID_SIZE;
}
@@ -599,11 +597,11 @@ static ResultCode UnmapSharedMemory(Handle shared_memory_handle, VAddr addr, u64
LOG_WARNING(Kernel_SVC, "called, shared_memory_handle=0x{:08X}, addr=0x{:X}, size=0x{:X}",
shared_memory_handle, addr, size);
if (!Is4KBAligned(addr)) {
if (!Common::Is4KBAligned(addr)) {
return ERR_INVALID_ADDRESS;
}
if (size == 0 || !Is4KBAligned(size)) {
if (size == 0 || !Common::Is4KBAligned(size)) {
return ERR_INVALID_SIZE;
}