/*************************************************************************/ /*! @Title Global types for use by IMG APIs @Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved @Description Defines type aliases for use by IMG APIs. @License Dual MIT/GPLv2 The contents of this file are subject to the MIT license as set out below. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. Alternatively, the contents of this file may be used under the terms of the GNU General Public License Version 2 ("GPL") in which case the provisions of GPL are applicable instead of those above. If you wish to allow use of your version of this file only under the terms of GPL, and not to allow others to use your version of this file under the terms of the MIT license, indicate your decision by deleting the provisions above and replace them with the notice and other provisions required by GPL as set out in the file called "GPL-COPYING" included in this distribution. If you do not delete the provisions above, a recipient may use your version of this file under the terms of either the MIT license or GPL. This License is also included in this distribution in the file called "MIT-COPYING". EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT; AND (B) IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /**************************************************************************/ #ifndef __IMG_TYPES_H__ #define __IMG_TYPES_H__ #if defined(LINUX) && defined(__KERNEL__) #include "kernel_types.h" #elif defined(LINUX) || defined(__QNXNTO__) || defined(__METAG) #include /* NULL */ #include /* intX_t/uintX_t, format specifiers */ #include /* INT_MIN, etc */ #else #error C99 support not set up for this build #endif /* define all address space bit depths: */ /* CPU virtual address space defaults to 32bits */ #if !defined(IMG_ADDRSPACE_CPUVADDR_BITS) #define IMG_ADDRSPACE_CPUVADDR_BITS 32 #endif /* Physical address space defaults to 32bits */ #if !defined(IMG_ADDRSPACE_PHYSADDR_BITS) #define IMG_ADDRSPACE_PHYSADDR_BITS 32 #endif typedef unsigned int IMG_UINT, *IMG_PUINT; typedef signed int IMG_INT, *IMG_PINT; typedef uint8_t IMG_UINT8, *IMG_PUINT8; typedef uint8_t IMG_BYTE, *IMG_PBYTE; typedef int8_t IMG_INT8, *IMG_PINT8; typedef char IMG_CHAR, *IMG_PCHAR; typedef uint16_t IMG_UINT16, *IMG_PUINT16; typedef int16_t IMG_INT16, *IMG_PINT16; typedef uint32_t IMG_UINT32, *IMG_PUINT32; typedef int32_t IMG_INT32, *IMG_PINT32; #define IMG_UINT32_MAX UINT32_MAX typedef uint64_t IMG_UINT64, *IMG_PUINT64; typedef int64_t IMG_INT64, *IMG_PINT64; #if !(defined(LINUX) && defined (__KERNEL__)) /* Linux kernel mode does not use floating point */ typedef float IMG_FLOAT, *IMG_PFLOAT; typedef double IMG_DOUBLE, *IMG_PDOUBLE; #endif typedef enum tag_img_bool { IMG_FALSE = 0, IMG_TRUE = 1, IMG_FORCE_ALIGN = 0x7FFFFFFF } IMG_BOOL, *IMG_PBOOL; typedef void IMG_VOID, *IMG_PVOID; typedef IMG_INT32 IMG_RESULT; #if defined(_WIN64) typedef unsigned __int64 IMG_UINTPTR_T; typedef signed __int64 IMG_INTPTR_T; typedef signed __int64 IMG_PTRDIFF_T; typedef IMG_UINT64 IMG_SIZE_T; #else #if defined (__x86_64__) || !defined(USE_64BIT_COMPAT) || defined (__KERNEL__) typedef size_t IMG_SIZE_T; #else typedef IMG_UINT64 IMG_SIZE_T; #endif typedef uintptr_t IMG_UINTPTR_T; #endif #if defined(LINUX) && defined (__KERNEL__) typedef IMG_PVOID IMG_HANDLE; #elif defined(LINUX) #if defined(USE_64BIT_COMPAT) typedef IMG_UINT64 IMG_HANDLE; #else typedef IMG_UINT32 IMG_HANDLE; #endif #else typedef void *IMG_HANDLE; #endif typedef void** IMG_HVOID, * IMG_PHVOID; #define IMG_NULL 0 /* services/stream ID */ typedef IMG_UINTPTR_T IMG_SID; typedef IMG_UINTPTR_T IMG_EVENTSID; /* * Address types. * All types used to refer to a block of memory are wrapped in structures * to enforce some degree of type safety, i.e. a IMG_DEV_VIRTADDR cannot * be assigned to a variable of type IMG_DEV_PHYADDR because they are not the * same thing. * * There is an assumption that the system contains at most one non-cpu mmu, * and a memory block is only mapped by the MMU once. * * Different devices could have offset views of the physical address space. * */ /* * * +------------+ +------------+ +------------+ +------------+ * | CPU | | DEV | | DEV | | DEV | * +------------+ +------------+ +------------+ +------------+ * | | | | * | PVOID |IMG_DEV_VIRTADDR |IMG_DEV_VIRTADDR | * | \-------------------/ | * | | | * +------------+ +------------+ | * | MMU | | MMU | | * +------------+ +------------+ | * | | | * | | | * | | | * +--------+ +---------+ +--------+ * | Offset | | (Offset)| | Offset | * +--------+ +---------+ +--------+ * | | IMG_DEV_PHYADDR | * | | | * | | IMG_DEV_PHYADDR | * +---------------------------------------------------------------------+ * | System Address bus | * +---------------------------------------------------------------------+ * */ typedef IMG_PVOID IMG_CPU_VIRTADDR; /* device virtual address */ typedef struct _IMG_DEV_VIRTADDR { /* device virtual addresses are 32bit for now */ IMG_UINT32 uiAddr; #define IMG_CAST_TO_DEVVADDR_UINT(var) (IMG_UINT32)(var) } IMG_DEV_VIRTADDR; typedef IMG_UINT32 IMG_DEVMEM_SIZE_T; /* cpu physical address */ typedef struct _IMG_CPU_PHYADDR { /* variable sized type (32,64) */ #if IMG_ADDRSPACE_PHYSADDR_BITS == 32 /* variable sized type (32,64) */ IMG_UINT32 uiAddr; #else IMG_UINT64 uiAddr; #endif } IMG_CPU_PHYADDR; /* device physical address */ typedef struct _IMG_DEV_PHYADDR { #if IMG_ADDRSPACE_PHYSADDR_BITS == 32 /* variable sized type (32,64) */ IMG_UINT32 uiAddr; #else IMG_UINT64 uiAddr; #endif } IMG_DEV_PHYADDR; /* system physical address */ typedef struct _IMG_SYS_PHYADDR { /* variable sized type (32,64) */ #if IMG_ADDRSPACE_PHYSADDR_BITS == 32 /* variable sized type (32,64) */ IMG_UINT32 uiAddr; #else IMG_UINT64 uiAddr; #endif } IMG_SYS_PHYADDR; #include "img_defs.h" #endif /* __IMG_TYPES_H__ */ /****************************************************************************** End of file (img_types.h) ******************************************************************************/