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#ifndef _DOLCESDK_PSP2_GXM_MEMORY_INTERNAL_H_
#define _DOLCESDK_PSP2_GXM_MEMORY_INTERNAL_H_
/** @file
Memory mapping API for the GPU.
*/
#include <psp2/gxm/memory.h>
#ifdef __cplusplus
extern "C" {
#endif // def __cplusplus
/** Checks if memory is mapped for GPU usage. If mapped, pointers within the region of
memory described by <c><i>base</i></c> and <c><i>size</i></c> may be used with libgxm
functions directly.
@param[in] base The base address of the region to check.
@param[in] size The size in bytes of the region to check.
@param[in] attribs Bitwise combined attributes from #SceGxmMemoryAttribFlags.
@retval
SCE_OK The memory region is mapped with <c><i>attribs</i></c>.
@retval
SCE_GXM_ERROR_UNINITIALIZED The operation failed because the library was not initialized.
@retval
SCE_GXM_ERROR_DRIVER The operation failed due to a driver error.
@retval
SCE_GXM_ERROR_INVALID_MAPPING The memory region is not mapped with <c><i>attribs</i></c>.
@ingroup render
*/
SceGxmErrorCode sceGxmCheckMappedMemory(void *base, uint32_t size, uint32_t attribs);
/** Maps memory for vertex USSE code usage. If successful, this mapping
operation returns a USSE offset to address the memory as vertex USSE code.
@param[in] base A 4K-aligned base address of the region to map.
@param[in] size A 4K-aligned size in bytes of the region to map. This
cannot be greater than 8MB.
@param[in] offset A pointer to a 32-bit value to hold the USSE offset.
@retval
SCE_OK The operation was completed successfully.
@retval
SCE_GXM_ERROR_UNINITIALIZED The operation failed because the library was not initialized.
@retval
SCE_GXM_ERROR_INVALID_POINTER The operation failed because a pointer was invalid.
@retval
SCE_GXM_ERROR_INVALID_VALUE The operation failed because a parameter was invalid.
@retval
SCE_GXM_ERROR_DRIVER The operation failed due to a driver error.
@ingroup render
*/
SceGxmErrorCode sceGxmMapVertexUsseMemoryInternal(void *base, uint32_t size, uint32_t *offset);
/** Unmaps memory that was previously mapped as vertex USSE code. It is the
responsibility of the caller to ensure that the GPU no longer needs this
memory for rendering. This could be accomplished by calling #sceGxmFinish()
before unmapping.
@param[in] base The base address of the region to unmap. This must match
the base address that was used when mapping the memory
using #sceGxmMapVertexUsseMemory().
@retval
SCE_OK The operation was completed successfully.
@retval
SCE_GXM_ERROR_UNINITIALIZED The operation failed because the library was not initialized.
@retval
SCE_GXM_ERROR_INVALID_POINTER The operation failed because a pointer was invalid.
@retval
SCE_GXM_ERROR_DRIVER The operation failed due to a driver error.
@ingroup render
*/
SceGxmErrorCode sceGxmUnmapVertexUsseMemoryInternal(void *base);
/** Maps memory for fragment USSE code usage. If successful, this mapping
operation returns a USSE offset to address the memory as fragment USSE code.
@param[in] base A 4K-aligned base address of the region to map.
@param[in] size A 4K-aligned size in bytes of the region to map. This
cannot be greater than 8MB.
@param[in] offset A pointer to a 32-bit value to hold the USSE offset.
@retval
SCE_OK The operation was completed successfully.
@retval
SCE_GXM_ERROR_UNINITIALIZED The operation failed because the library was not initialized.
@retval
SCE_GXM_ERROR_INVALID_POINTER The operation failed because a pointer was invalid.
@retval
SCE_GXM_ERROR_INVALID_VALUE The operation failed because a parameter was invalid.
@retval
SCE_GXM_ERROR_DRIVER The operation failed due to a driver error.
@ingroup render
*/
SceGxmErrorCode sceGxmMapFragmentUsseMemoryInternal(void *base, uint32_t size, uint32_t *offset);
/** Unmaps memory that was previously mapped as fragment USSE code. It is the
responsibility of the caller to ensure that the GPU no longer needs this
memory for rendering. This could be accomplished by calling #sceGxmFinish()
before unmapping.
@param[in] base The base address of the region to unmap. This must match
the base address that was used when mapping the memory
using #sceGxmMapFragmentUsseMemory().
@retval
SCE_OK The operation was completed successfully.
@retval
SCE_GXM_ERROR_UNINITIALIZED The operation failed because the library was not initialized.
@retval
SCE_GXM_ERROR_INVALID_POINTER The operation failed because a pointer was invalid.
@retval
SCE_GXM_ERROR_DRIVER The operation failed due to a driver error.
@ingroup render
*/
SceGxmErrorCode sceGxmUnmapFragmentUsseMemoryInternal(void *base);
#ifdef __cplusplus
}
#endif // def __cplusplus
#endif /* _DOLCESDK_PSP2_GXM_MEMORY_INTERNAL_H_ */
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