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(Libretro) Add Vita target

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This commit is contained in:
twinaphex 2015-09-15 08:41:07 +02:00
parent 26969a26af
commit b2aafdc279
3 changed files with 46 additions and 1 deletions
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2
Makefile.libretro
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@ -181,7 +181,7 @@ else ifeq ($(platform), vita)
TARGET := $(TARGET_NAME)_libretro_vita.a
CC = arm-vita-eabi-gcc$(EXE_EXT)
AR = arm-vita-eabi-ar$(EXE_EXT)
PLATFORM_DEFINES := -DVITA -DCC_RESAMPLER
PLATFORM_DEFINES := -DVITA -DCC_RESAMPLER -DPSP2
STATIC_LINKING = 1
DEFINES += -std=c99

4
libretro-build/Makefile.common
View File

@ -56,7 +56,11 @@ SOURCES_C := $(CORE_DIR)/src/arm/arm.c \
$(CORE_DIR)/src/util/crc32.c
ifeq ($(HAVE_VFS_FD),1)
ifeq ($(platform), vita)
SOURCES_C += $(CORE_DIR)/src/platform/psp2/sce-vfs.c
else
SOURCES_C += $(CORE_DIR)/src/util/vfs/vfs-fd.c
endif
else
SOURCES_C += $(CORE_DIR)/src/util/vfs/vfs-file.c
endif

41
src/platform/libretro/memory.c
View File

@ -4,11 +4,20 @@
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "util/memory.h"
#include "util/vector.h"
#ifdef _WIN32
#include <windows.h>
#elif defined(GEKKO) || defined(__CELLOS_LV2__)
/* stub */
#elif defined(VITA)
#include <psp2/kernel/sysmem.h>
#include <psp2/types.h>
DECLARE_VECTOR(SceUIDList, SceUID);
DEFINE_VECTOR(SceUIDList, SceUID);
static struct SceUIDList uids;
static bool listInit = false;
#else
#include <sys/mman.h>
@ -26,6 +35,22 @@ void* anonymousMemoryMap(size_t size) {
return VirtualAlloc(NULL, size, MEM_COMMIT | MEM_RESERVE, PAGE_READWRITE);
#elif defined(__CELLOS_LV2__) || defined(GEKKO)
return (void*)malloc(size);
#elif defined(VITA)
if (!listInit)
SceUIDListInit(&uids, 8);
if (size & 0xFFF)
{
// Align to 4kB pages
size += ((~size) & 0xFFF) + 1;
}
SceUID memblock = sceKernelAllocMemBlock("anon", SCE_KERNEL_MEMBLOCK_TYPE_USER_RW, size, 0);
if (memblock < 0)
return 0;
*SceUIDListAppend(&uids) = memblock;
void* ptr;
if (sceKernelGetMemBlockBase(memblock, &ptr) < 0)
return 0;
return ptr;
#else
return mmap(0, size, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON, -1, 0);
#endif
@ -38,6 +63,22 @@ void mappedMemoryFree(void* memory, size_t size) {
VirtualFree(memory, 0, MEM_RELEASE);
#elif defined(__CELLOS_LV2__) || defined(GEKKO)
free(memory);
#elif defined(VITA)
UNUSED(size);
size_t i;
for (i = 0; i < SceUIDListSize(&uids); ++i)
{
SceUID uid = *SceUIDListGetPointer(&uids, i);
void* ptr;
if (sceKernelGetMemBlockBase(uid, &ptr) < 0)
continue;
if (ptr == memory)
{
sceKernelFreeMemBlock(uid);
SceUIDListUnshift(&uids, i, 1);
return;
}
}
#else
munmap(memory, size);
#endif