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win32 build fix

This commit is contained in:
Flyinghead 2019-04-29 18:33:14 +02:00
parent 810b8a59da
commit 4f4d99872b
1 changed files with 15 additions and 19 deletions
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34
core/hw/mem/vmem32.cpp
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@ -104,38 +104,32 @@ static void* vmem32_map_buffer(u32 dst, u32 addrsz, u32 offset, u32 size, bool w
static void vmem32_unmap_buffer(u32 start, u64 end)
{
#if HOST_OS == OS_LINUX
mmap(&vmem32_base[start], end - start, PROT_NONE, MAP_FIXED | MAP_PRIVATE | MAP_ANON, -1, 0);
#elif HOST_OS == OS_WINDOWS
#if HOST_OS == OS_WINDOWS
VirtualAlloc(&vmem32_base[start], end - start, MEM_RESERVE, PAGE_NOACCESS);
#else
#error Unsupported OS
mmap(&vmem32_base[start], end - start, PROT_NONE, MAP_FIXED | MAP_PRIVATE | MAP_ANON, -1, 0);
#endif
}
static void vmem32_protect_buffer(u32 start, u32 size)
{
verify((start & PAGE_MASK) == 0);
#if HOST_OS == OS_LINUX
mprotect(&vmem32_base[start], size, PROT_READ);
#elif HOST_OS == OS_WINDOWS
#if HOST_OS == OS_WINDOWS
DWORD old;
VirtualProtect(vmem32_base + start, end - start, PAGE_READONLY, &old);
#else
#error Unsupported OS
mprotect(&vmem32_base[start], size, PROT_READ);
#endif
}
static void vmem32_unprotect_buffer(u32 start, u32 size)
{
verify((start & PAGE_MASK) == 0);
#if HOST_OS == OS_LINUX
mprotect(&vmem32_base[start], size, PROT_READ | PROT_WRITE);
#elif HOST_OS == OS_WINDOWS
#if HOST_OS == OS_WINDOWS
DWORD old;
VirtualProtect(vmem32_base + start, end - start, PAGE_READWRITE, &old);
#else
#error Unsupported OS
mprotect(&vmem32_base[start], size, PROT_READ | PROT_WRITE);
#endif
}
@ -359,18 +353,16 @@ bool vmem32_init()
if (!_nvmem_enabled())
return false;
#ifdef HOST_64BIT_CPU
#if HOST_OS == OS_LINUX
void* rv = mmap(0, VMEM32_SIZE, PROT_NONE, MAP_PRIVATE | MAP_ANON, -1, 0);
verify(rv != NULL);
munmap(rv, VMEM32_SIZE);
vmem32_base = (u8*)rv;
#elif HOST_OS == OS_WINDOWS
#if HOST_OS == OS_WINDOWS
void* rv = (u8 *)VirtualAlloc(0, VMEM32_SIZE, MEM_RESERVE, PAGE_NOACCESS);
if (rv != NULL)
VirtualFree(rv, 0, MEM_RELEASE);
vmem32_base = (u8*)rv;
#else
#error Unsupported OS
void* rv = mmap(0, VMEM32_SIZE, PROT_NONE, MAP_PRIVATE | MAP_ANON, -1, 0);
verify(rv != NULL);
munmap(rv, VMEM32_SIZE);
vmem32_base = (u8*)rv;
#endif
vmem32_unmap_buffer(0, VMEM32_SIZE);
@ -389,7 +381,11 @@ void vmem32_term()
{
if (vmem32_base != NULL)
{
#if HOST_OS == OS_WINDOWS
VirtualFree(vmem32_base, 0, MEM_RELEASE);
#else
munmap(vmem32_base, VMEM32_SIZE);
#endif
vmem32_base = NULL;
}
}