/* $Revision: 18191 $ */ /** @file * VirtualBox Support Driver - IOCtl definitions. */ /* * Copyright (C) 2006-2007 Sun Microsystems, Inc. * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. * * The contents of this file may alternatively be used under the terms * of the Common Development and Distribution License Version 1.0 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the * VirtualBox OSE distribution, in which case the provisions of the * CDDL are applicable instead of those of the GPL. * * You may elect to license modified versions of this file under the * terms and conditions of either the GPL or the CDDL or both. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa * Clara, CA 95054 USA or visit http://www.sun.com if you need * additional information or have any questions. */ #ifndef ___SUPDrvIOC_h___ #define ___SUPDrvIOC_h___ /* * Basic types. */ #include /* * IOCtl numbers. * We're using the Win32 type of numbers here, thus the macros below. * The SUP_IOCTL_FLAG macro is used to separate requests from 32-bit * and 64-bit processes. */ #ifdef RT_ARCH_AMD64 # define SUP_IOCTL_FLAG 128 #elif defined(RT_ARCH_X86) # define SUP_IOCTL_FLAG 0 #else # error "dunno which arch this is!" #endif #ifdef RT_OS_WINDOWS # ifndef CTL_CODE # include # endif /* Automatic buffering, size not encoded. */ # define SUP_CTL_CODE_SIZE(Function, Size) CTL_CODE(FILE_DEVICE_UNKNOWN, (Function) | SUP_IOCTL_FLAG, METHOD_BUFFERED, FILE_WRITE_ACCESS) # define SUP_CTL_CODE_BIG(Function) CTL_CODE(FILE_DEVICE_UNKNOWN, (Function) | SUP_IOCTL_FLAG, METHOD_BUFFERED, FILE_WRITE_ACCESS) # define SUP_CTL_CODE_FAST(Function) CTL_CODE(FILE_DEVICE_UNKNOWN, (Function) | SUP_IOCTL_FLAG, METHOD_NEITHER, FILE_WRITE_ACCESS) # define SUP_CTL_CODE_NO_SIZE(uIOCtl) (uIOCtl) #elif defined(RT_OS_SOLARIS) /* No automatic buffering, size limited to 255 bytes. */ # include # define SUP_CTL_CODE_SIZE(Function, Size) _IOWRN('V', (Function) | SUP_IOCTL_FLAG, sizeof(SUPREQHDR)) # define SUP_CTL_CODE_BIG(Function) _IOWRN('V', (Function) | SUP_IOCTL_FLAG, sizeof(SUPREQHDR)) # define SUP_CTL_CODE_FAST(Function) _IO( 'V', (Function) | SUP_IOCTL_FLAG) # define SUP_CTL_CODE_NO_SIZE(uIOCtl) (uIOCtl) #elif defined(RT_OS_OS2) /* No automatic buffering, size not encoded. */ # define SUP_CTL_CATEGORY 0xc0 # define SUP_CTL_CODE_SIZE(Function, Size) ((unsigned char)(Function)) # define SUP_CTL_CODE_BIG(Function) ((unsigned char)(Function)) # define SUP_CTL_CATEGORY_FAST 0xc1 # define SUP_CTL_CODE_FAST(Function) ((unsigned char)(Function)) # define SUP_CTL_CODE_NO_SIZE(uIOCtl) (uIOCtl) #elif defined(RT_OS_LINUX) /* No automatic buffering, size limited to 16KB. */ # include # define SUP_CTL_CODE_SIZE(Function, Size) _IOC(_IOC_READ | _IOC_WRITE, 'V', (Function) | SUP_IOCTL_FLAG, (Size)) # define SUP_CTL_CODE_BIG(Function) _IO('V', (Function) | SUP_IOCTL_FLAG) # define SUP_CTL_CODE_FAST(Function) _IO('V', (Function) | SUP_IOCTL_FLAG) # define SUP_CTL_CODE_NO_SIZE(uIOCtl) ((uIOCtl) & ~IOCSIZE_MASK) #elif defined(RT_OS_L4) /* Implemented in suplib, no worries. */ # define SUP_CTL_CODE_SIZE(Function, Size) (Function) # define SUP_CTL_CODE_BIG(Function) (Function) # define SUP_CTL_CODE_FAST(Function) (Function) # define SUP_CTL_CODE_NO_SIZE(uIOCtl) (uIOCtl) #else /* BSD Like */ /* Automatic buffering, size limited to 4KB on *BSD and 8KB on Darwin - commands the limit, 4KB. */ # include # define SUP_CTL_CODE_SIZE(Function, Size) _IOC(IOC_INOUT, 'V', (Function) | SUP_IOCTL_FLAG, (Size)) # define SUP_CTL_CODE_BIG(Function) _IO('V', (Function) | SUP_IOCTL_FLAG) # define SUP_CTL_CODE_FAST(Function) _IO('V', (Function) | SUP_IOCTL_FLAG) # define SUP_CTL_CODE_NO_SIZE(uIOCtl) ( (uIOCtl) & ~_IOC(0,0,0,IOCPARM_MASK) ) #endif /** Fast path IOCtl: VMMR0_DO_RAW_RUN */ #define SUP_IOCTL_FAST_DO_RAW_RUN SUP_CTL_CODE_FAST(64) /** Fast path IOCtl: VMMR0_DO_HWACC_RUN */ #define SUP_IOCTL_FAST_DO_HWACC_RUN SUP_CTL_CODE_FAST(65) /** Just a NOP call for profiling the latency of a fast ioctl call to VMMR0. */ #define SUP_IOCTL_FAST_DO_NOP SUP_CTL_CODE_FAST(66) /******************************************************************************* * Structures and Typedefs * *******************************************************************************/ #ifdef RT_ARCH_AMD64 # pragma pack(8) /* paranoia. */ #else # pragma pack(4) /* paranoia. */ #endif /** * Common In/Out header. */ typedef struct SUPREQHDR { /** Cookie. */ uint32_t u32Cookie; /** Session cookie. */ uint32_t u32SessionCookie; /** The size of the input. */ uint32_t cbIn; /** The size of the output. */ uint32_t cbOut; /** Flags. See SUPREQHDR_FLAGS_* for details and values. */ uint32_t fFlags; /** The VBox status code of the operation, out direction only. */ int32_t rc; } SUPREQHDR; /** Pointer to a IOC header. */ typedef SUPREQHDR *PSUPREQHDR; /** @name SUPREQHDR::fFlags values * @{ */ /** Masks out the magic value. */ #define SUPREQHDR_FLAGS_MAGIC_MASK UINT32_C(0xff0000ff) /** The generic mask. */ #define SUPREQHDR_FLAGS_GEN_MASK UINT32_C(0x0000ff00) /** The request specific mask. */ #define SUPREQHDR_FLAGS_REQ_MASK UINT32_C(0x00ff0000) /** There is extra input that needs copying on some platforms. */ #define SUPREQHDR_FLAGS_EXTRA_IN UINT32_C(0x00000100) /** There is extra output that needs copying on some platforms. */ #define SUPREQHDR_FLAGS_EXTRA_OUT UINT32_C(0x00000200) /** The magic value. */ #define SUPREQHDR_FLAGS_MAGIC UINT32_C(0x42000042) /** The default value. Use this when no special stuff is requested. */ #define SUPREQHDR_FLAGS_DEFAULT SUPREQHDR_FLAGS_MAGIC /** @} */ /** @name SUP_IOCTL_COOKIE * @{ */ /** Negotiate cookie. */ #define SUP_IOCTL_COOKIE SUP_CTL_CODE_SIZE(1, SUP_IOCTL_COOKIE_SIZE) /** The request size. */ #define SUP_IOCTL_COOKIE_SIZE sizeof(SUPCOOKIE) /** The SUPREQHDR::cbIn value. */ #define SUP_IOCTL_COOKIE_SIZE_IN sizeof(SUPREQHDR) + RT_SIZEOFMEMB(SUPCOOKIE, u.In) /** The SUPREQHDR::cbOut value. */ #define SUP_IOCTL_COOKIE_SIZE_OUT sizeof(SUPREQHDR) + RT_SIZEOFMEMB(SUPCOOKIE, u.Out) /** SUPCOOKIE_IN magic word. */ #define SUPCOOKIE_MAGIC "The Magic Word!" /** The initial cookie. */ #define SUPCOOKIE_INITIAL_COOKIE 0x69726f74 /* 'tori' */ /** Current interface version. * The upper 16-bit is the major version, the the lower the minor version. * When incompatible changes are made, the upper major number has to be changed. * * @todo Pending work on next major version change: * - Eliminate supdrvPageWasLockedByPageAlloc and supdrvPageGetPhys. * - Remove SUPR0PageAlloc in favor of SUPR0PageAllocEx, removing * and renaming the related IOCtls too. */ #define SUPDRV_IOC_VERSION 0x000a0009 /** SUP_IOCTL_COOKIE. */ typedef struct SUPCOOKIE { /** The header. * u32Cookie must be set to SUPCOOKIE_INITIAL_COOKIE. * u32SessionCookie should be set to some random value. */ SUPREQHDR Hdr; union { struct { /** Magic word. */ char szMagic[16]; /** The requested interface version number. */ uint32_t u32ReqVersion; /** The minimum interface version number. */ uint32_t u32MinVersion; } In; struct { /** Cookie. */ uint32_t u32Cookie; /** Session cookie. */ uint32_t u32SessionCookie; /** Interface version for this session. */ uint32_t u32SessionVersion; /** The actual interface version in the driver. */ uint32_t u32DriverVersion; /** Number of functions available for the SUP_IOCTL_QUERY_FUNCS request. */ uint32_t cFunctions; /** Session handle. */ R0PTRTYPE(PSUPDRVSESSION) pSession; } Out; } u; } SUPCOOKIE, *PSUPCOOKIE; /** @} */ /** @name SUP_IOCTL_QUERY_FUNCS * Query SUPR0 functions. * @{ */ #define SUP_IOCTL_QUERY_FUNCS(cFuncs) SUP_CTL_CODE_SIZE(2, SUP_IOCTL_QUERY_FUNCS_SIZE(cFuncs)) #define SUP_IOCTL_QUERY_FUNCS_SIZE(cFuncs) RT_UOFFSETOF(SUPQUERYFUNCS, u.Out.aFunctions[(cFuncs)]) #define SUP_IOCTL_QUERY_FUNCS_SIZE_IN sizeof(SUPREQHDR) #define SUP_IOCTL_QUERY_FUNCS_SIZE_OUT(cFuncs) SUP_IOCTL_QUERY_FUNCS_SIZE(cFuncs) /** A function. */ typedef struct SUPFUNC { /** Name - mangled. */ char szName[32]; /** Address. */ RTR0PTR pfn; } SUPFUNC, *PSUPFUNC; typedef struct SUPQUERYFUNCS { /** The header. */ SUPREQHDR Hdr; union { struct { /** Number of functions returned. */ uint32_t cFunctions; /** Array of functions. */ SUPFUNC aFunctions[1]; } Out; } u; } SUPQUERYFUNCS, *PSUPQUERYFUNCS; /** @} */ /** @name SUP_IOCTL_IDT_INSTALL * Install IDT patch for calling processor. * @{ */ #define SUP_IOCTL_IDT_INSTALL SUP_CTL_CODE_SIZE(3, SUP_IOCTL_IDT_INSTALL_SIZE) #define SUP_IOCTL_IDT_INSTALL_SIZE sizeof(SUPIDTINSTALL) #define SUP_IOCTL_IDT_INSTALL_SIZE_IN sizeof(SUPREQHDR) #define SUP_IOCTL_IDT_INSTALL_SIZE_OUT sizeof(SUPIDTINSTALL) typedef struct SUPIDTINSTALL { /** The header. */ SUPREQHDR Hdr; union { struct { /** The IDT entry number. */ uint8_t u8Idt; } Out; } u; } SUPIDTINSTALL, *PSUPIDTINSTALL; /** @} */ /** @name SUP_IOCTL_IDT_REMOVE * Remove IDT patch for calling processor. * @{ */ #define SUP_IOCTL_IDT_REMOVE SUP_CTL_CODE_SIZE(4, SUP_IOCTL_IDT_REMOVE_SIZE) #define SUP_IOCTL_IDT_REMOVE_SIZE sizeof(SUPIDTREMOVE) #define SUP_IOCTL_IDT_REMOVE_SIZE_IN sizeof(SUPIDTREMOVE) #define SUP_IOCTL_IDT_REMOVE_SIZE_OUT sizeof(SUPIDTREMOVE) typedef struct SUPIDTREMOVE { /** The header. */ SUPREQHDR Hdr; } SUPIDTREMOVE, *PSUPIDTREMOVE; /** @}*/ /** @name SUP_IOCTL_LDR_OPEN * Open an image. * @{ */ #define SUP_IOCTL_LDR_OPEN SUP_CTL_CODE_SIZE(5, SUP_IOCTL_LDR_OPEN_SIZE) #define SUP_IOCTL_LDR_OPEN_SIZE sizeof(SUPLDROPEN) #define SUP_IOCTL_LDR_OPEN_SIZE_IN sizeof(SUPLDROPEN) #define SUP_IOCTL_LDR_OPEN_SIZE_OUT (sizeof(SUPREQHDR) + RT_SIZEOFMEMB(SUPLDROPEN, u.Out)) typedef struct SUPLDROPEN { /** The header. */ SUPREQHDR Hdr; union { struct { /** Size of the image we'll be loading. */ uint32_t cbImage; /** Image name. * This is the NAME of the image, not the file name. It is used * to share code with other processes. (Max len is 32 chars!) */ char szName[32]; } In; struct { /** The base address of the image. */ RTR0PTR pvImageBase; /** Indicate whether or not the image requires loading. */ bool fNeedsLoading; } Out; } u; } SUPLDROPEN, *PSUPLDROPEN; /** @} */ /** @name SUP_IOCTL_LDR_LOAD * Upload the image bits. * @{ */ #define SUP_IOCTL_LDR_LOAD SUP_CTL_CODE_BIG(6) #define SUP_IOCTL_LDR_LOAD_SIZE(cbImage) RT_UOFFSETOF(SUPLDRLOAD, u.In.achImage[cbImage]) #define SUP_IOCTL_LDR_LOAD_SIZE_IN(cbImage) RT_UOFFSETOF(SUPLDRLOAD, u.In.achImage[cbImage]) #define SUP_IOCTL_LDR_LOAD_SIZE_OUT sizeof(SUPREQHDR) /** * Module initialization callback function. * This is called once after the module has been loaded. * * @returns 0 on success. * @returns Appropriate error code on failure. */ typedef DECLCALLBACK(int) FNR0MODULEINIT(void); /** Pointer to a FNR0MODULEINIT(). */ typedef R0PTRTYPE(FNR0MODULEINIT *) PFNR0MODULEINIT; /** * Module termination callback function. * This is called once right before the module is being unloaded. */ typedef DECLCALLBACK(void) FNR0MODULETERM(void); /** Pointer to a FNR0MODULETERM(). */ typedef R0PTRTYPE(FNR0MODULETERM *) PFNR0MODULETERM; /** * Symbol table entry. */ typedef struct SUPLDRSYM { /** Offset into of the string table. */ uint32_t offName; /** Offset of the symbol relative to the image load address. */ uint32_t offSymbol; } SUPLDRSYM; /** Pointer to a symbol table entry. */ typedef SUPLDRSYM *PSUPLDRSYM; /** Pointer to a const symbol table entry. */ typedef SUPLDRSYM const *PCSUPLDRSYM; /** * SUPLDRLOAD::u::In::EP type. */ typedef enum SUPLDRLOADEP { SUPLDRLOADEP_NOTHING = 0, SUPLDRLOADEP_VMMR0, SUPLDRLOADEP_SERVICE, SUPLDRLOADEP_32BIT_HACK = 0x7fffffff } SUPLDRLOADEP; typedef struct SUPLDRLOAD { /** The header. */ SUPREQHDR Hdr; union { struct { /** The address of module initialization function. Similar to _DLL_InitTerm(hmod, 0). */ PFNR0MODULEINIT pfnModuleInit; /** The address of module termination function. Similar to _DLL_InitTerm(hmod, 1). */ PFNR0MODULETERM pfnModuleTerm; /** Special entry points. */ union { /** SUPLDRLOADEP_VMMR0. */ struct { /** The module handle (i.e. address). */ RTR0PTR pvVMMR0; /** Address of VMMR0EntryInt function. */ RTR0PTR pvVMMR0EntryInt; /** Address of VMMR0EntryFast function. */ RTR0PTR pvVMMR0EntryFast; /** Address of VMMR0EntryEx function. */ RTR0PTR pvVMMR0EntryEx; } VMMR0; /** SUPLDRLOADEP_SERVICE. */ struct { /** The service request handler. * (PFNR0SERVICEREQHANDLER isn't defined yet.) */ RTR0PTR pfnServiceReq; /** Reserved, must be NIL. */ RTR0PTR apvReserved[3]; } Service; } EP; /** Address. */ RTR0PTR pvImageBase; /** Entry point type. */ SUPLDRLOADEP eEPType; /** The offset of the symbol table. */ uint32_t offSymbols; /** The number of entries in the symbol table. */ uint32_t cSymbols; /** The offset of the string table. */ uint32_t offStrTab; /** Size of the string table. */ uint32_t cbStrTab; /** Size of image (including string and symbol tables). */ uint32_t cbImage; /** The image data. */ char achImage[1]; } In; } u; } SUPLDRLOAD, *PSUPLDRLOAD; /** @} */ /** @name SUP_IOCTL_LDR_FREE * Free an image. * @{ */ #define SUP_IOCTL_LDR_FREE SUP_CTL_CODE_SIZE(7, SUP_IOCTL_LDR_FREE_SIZE) #define SUP_IOCTL_LDR_FREE_SIZE sizeof(SUPLDRFREE) #define SUP_IOCTL_LDR_FREE_SIZE_IN sizeof(SUPLDRFREE) #define SUP_IOCTL_LDR_FREE_SIZE_OUT sizeof(SUPREQHDR) typedef struct SUPLDRFREE { /** The header. */ SUPREQHDR Hdr; union { struct { /** Address. */ RTR0PTR pvImageBase; } In; } u; } SUPLDRFREE, *PSUPLDRFREE; /** @} */ /** @name SUP_IOCTL_LDR_GET_SYMBOL * Get address of a symbol within an image. * @{ */ #define SUP_IOCTL_LDR_GET_SYMBOL SUP_CTL_CODE_SIZE(8, SUP_IOCTL_LDR_GET_SYMBOL_SIZE) #define SUP_IOCTL_LDR_GET_SYMBOL_SIZE sizeof(SUPLDRGETSYMBOL) #define SUP_IOCTL_LDR_GET_SYMBOL_SIZE_IN sizeof(SUPLDRGETSYMBOL) #define SUP_IOCTL_LDR_GET_SYMBOL_SIZE_OUT (sizeof(SUPREQHDR) + RT_SIZEOFMEMB(SUPLDRGETSYMBOL, u.Out)) typedef struct SUPLDRGETSYMBOL { /** The header. */ SUPREQHDR Hdr; union { struct { /** Address. */ RTR0PTR pvImageBase; /** The symbol name. */ char szSymbol[64]; } In; struct { /** The symbol address. */ RTR0PTR pvSymbol; } Out; } u; } SUPLDRGETSYMBOL, *PSUPLDRGETSYMBOL; /** @} */ /** @name SUP_IOCTL_CALL_VMMR0 * Call the R0 VMM Entry point. * * @todo Might have to convert this to a big request... * @{ */ #define SUP_IOCTL_CALL_VMMR0(cbReq) SUP_CTL_CODE_SIZE(9, SUP_IOCTL_CALL_VMMR0_SIZE(cbReq)) #define SUP_IOCTL_CALL_VMMR0_SIZE(cbReq) RT_UOFFSETOF(SUPCALLVMMR0, abReqPkt[cbReq]) #define SUP_IOCTL_CALL_VMMR0_SIZE_IN(cbReq) SUP_IOCTL_CALL_VMMR0_SIZE(cbReq) #define SUP_IOCTL_CALL_VMMR0_SIZE_OUT(cbReq) SUP_IOCTL_CALL_VMMR0_SIZE(cbReq) typedef struct SUPCALLVMMR0 { /** The header. */ SUPREQHDR Hdr; union { struct { /** The VM handle. */ PVMR0 pVMR0; /** Which operation to execute. */ uint32_t uOperation; #if R0_ARCH_BITS == 64 /** Alignment. */ uint32_t u32Reserved; #endif /** Argument to use when no request packet is supplied. */ uint64_t u64Arg; } In; } u; /** The VMMR0Entry request packet. */ uint8_t abReqPkt[1]; } SUPCALLVMMR0, *PSUPCALLVMMR0; /** @} */ /** @name SUP_IOCTL_LOW_ALLOC * Allocate memory below 4GB (physically). * @{ */ #define SUP_IOCTL_LOW_ALLOC SUP_CTL_CODE_BIG(10) #define SUP_IOCTL_LOW_ALLOC_SIZE(cPages) ((uint32_t)RT_UOFFSETOF(SUPLOWALLOC, u.Out.aPages[cPages])) #define SUP_IOCTL_LOW_ALLOC_SIZE_IN (sizeof(SUPREQHDR) + RT_SIZEOFMEMB(SUPLOWALLOC, u.In)) #define SUP_IOCTL_LOW_ALLOC_SIZE_OUT(cPages) SUP_IOCTL_LOW_ALLOC_SIZE(cPages) typedef struct SUPLOWALLOC { /** The header. */ SUPREQHDR Hdr; union { struct { /** Number of pages to allocate. */ uint32_t cPages; } In; struct { /** The ring-3 address of the allocated memory. */ RTR3PTR pvR3; /** The ring-0 address of the allocated memory. */ RTR0PTR pvR0; /** Array of pages. */ RTHCPHYS aPages[1]; } Out; } u; } SUPLOWALLOC, *PSUPLOWALLOC; /** @} */ /** @name SUP_IOCTL_LOW_FREE * Free low memory. * @{ */ #define SUP_IOCTL_LOW_FREE SUP_CTL_CODE_SIZE(11, SUP_IOCTL_LOW_FREE_SIZE) #define SUP_IOCTL_LOW_FREE_SIZE sizeof(SUPLOWFREE) #define SUP_IOCTL_LOW_FREE_SIZE_IN sizeof(SUPLOWFREE) #define SUP_IOCTL_LOW_FREE_SIZE_OUT sizeof(SUPREQHDR) typedef struct SUPLOWFREE { /** The header. */ SUPREQHDR Hdr; union { struct { /** The ring-3 address of the memory to free. */ RTR3PTR pvR3; } In; } u; } SUPLOWFREE, *PSUPLOWFREE; /** @} */ /** @name SUP_IOCTL_PAGE_ALLOC * Allocate memory and map into the user process. * The memory is of course locked. * @{ */ #define SUP_IOCTL_PAGE_ALLOC SUP_CTL_CODE_BIG(12) #define SUP_IOCTL_PAGE_ALLOC_SIZE(cPages) RT_UOFFSETOF(SUPPAGEALLOC, u.Out.aPages[cPages]) #define SUP_IOCTL_PAGE_ALLOC_SIZE_IN (sizeof(SUPREQHDR) + RT_SIZEOFMEMB(SUPPAGEALLOC, u.In)) #define SUP_IOCTL_PAGE_ALLOC_SIZE_OUT(cPages) SUP_IOCTL_PAGE_ALLOC_SIZE(cPages) typedef struct SUPPAGEALLOC { /** The header. */ SUPREQHDR Hdr; union { struct { /** Number of pages to allocate */ uint32_t cPages; } In; struct { /** Returned ring-3 address. */ RTR3PTR pvR3; /** The physical addresses of the allocated pages. */ RTHCPHYS aPages[1]; } Out; } u; } SUPPAGEALLOC, *PSUPPAGEALLOC; /** @} */ /** @name SUP_IOCTL_PAGE_FREE * Free memory allocated with SUP_IOCTL_PAGE_ALLOC or SUP_IOCTL_PAGE_ALLOC_EX. * @{ */ #define SUP_IOCTL_PAGE_FREE SUP_CTL_CODE_SIZE(13, SUP_IOCTL_PAGE_FREE_SIZE_IN) #define SUP_IOCTL_PAGE_FREE_SIZE sizeof(SUPPAGEFREE) #define SUP_IOCTL_PAGE_FREE_SIZE_IN sizeof(SUPPAGEFREE) #define SUP_IOCTL_PAGE_FREE_SIZE_OUT sizeof(SUPREQHDR) typedef struct SUPPAGEFREE { /** The header. */ SUPREQHDR Hdr; union { struct { /** Address of memory range to free. */ RTR3PTR pvR3; } In; } u; } SUPPAGEFREE, *PSUPPAGEFREE; /** @} */ /** @name SUP_IOCTL_PAGE_LOCK * Pin down physical pages. * @{ */ #define SUP_IOCTL_PAGE_LOCK SUP_CTL_CODE_BIG(14) #define SUP_IOCTL_PAGE_LOCK_SIZE(cPages) (RT_MAX((size_t)SUP_IOCTL_PAGE_LOCK_SIZE_IN, (size_t)SUP_IOCTL_PAGE_LOCK_SIZE_OUT(cPages))) #define SUP_IOCTL_PAGE_LOCK_SIZE_IN (sizeof(SUPREQHDR) + RT_SIZEOFMEMB(SUPPAGELOCK, u.In)) #define SUP_IOCTL_PAGE_LOCK_SIZE_OUT(cPages) RT_UOFFSETOF(SUPPAGELOCK, u.Out.aPages[cPages]) typedef struct SUPPAGELOCK { /** The header. */ SUPREQHDR Hdr; union { struct { /** Start of page range. Must be PAGE aligned. */ RTR3PTR pvR3; /** The range size given as a page count. */ uint32_t cPages; } In; struct { /** Array of pages. */ RTHCPHYS aPages[1]; } Out; } u; } SUPPAGELOCK, *PSUPPAGELOCK; /** @} */ /** @name SUP_IOCTL_PAGE_UNLOCK * Unpin physical pages. * @{ */ #define SUP_IOCTL_PAGE_UNLOCK SUP_CTL_CODE_SIZE(15, SUP_IOCTL_PAGE_UNLOCK_SIZE) #define SUP_IOCTL_PAGE_UNLOCK_SIZE sizeof(SUPPAGEUNLOCK) #define SUP_IOCTL_PAGE_UNLOCK_SIZE_IN sizeof(SUPPAGEUNLOCK) #define SUP_IOCTL_PAGE_UNLOCK_SIZE_OUT sizeof(SUPREQHDR) typedef struct SUPPAGEUNLOCK { /** The header. */ SUPREQHDR Hdr; union { struct { /** Start of page range of a range previuosly pinned. */ RTR3PTR pvR3; } In; } u; } SUPPAGEUNLOCK, *PSUPPAGEUNLOCK; /** @} */ /** @name SUP_IOCTL_CONT_ALLOC * Allocate contious memory. * @{ */ #define SUP_IOCTL_CONT_ALLOC SUP_CTL_CODE_SIZE(16, SUP_IOCTL_CONT_ALLOC_SIZE) #define SUP_IOCTL_CONT_ALLOC_SIZE sizeof(SUPCONTALLOC) #define SUP_IOCTL_CONT_ALLOC_SIZE_IN (sizeof(SUPREQHDR) + RT_SIZEOFMEMB(SUPCONTALLOC, u.In)) #define SUP_IOCTL_CONT_ALLOC_SIZE_OUT sizeof(SUPCONTALLOC) typedef struct SUPCONTALLOC { /** The header. */ SUPREQHDR Hdr; union { struct { /** The allocation size given as a page count. */ uint32_t cPages; } In; struct { /** The address of the ring-0 mapping of the allocated memory. */ RTR0PTR pvR0; /** The address of the ring-3 mapping of the allocated memory. */ RTR3PTR pvR3; /** The physical address of the allocation. */ RTHCPHYS HCPhys; } Out; } u; } SUPCONTALLOC, *PSUPCONTALLOC; /** @} */ /** @name SUP_IOCTL_CONT_FREE Input. * @{ */ /** Free contious memory. */ #define SUP_IOCTL_CONT_FREE SUP_CTL_CODE_SIZE(17, SUP_IOCTL_CONT_FREE_SIZE) #define SUP_IOCTL_CONT_FREE_SIZE sizeof(SUPCONTFREE) #define SUP_IOCTL_CONT_FREE_SIZE_IN sizeof(SUPCONTFREE) #define SUP_IOCTL_CONT_FREE_SIZE_OUT sizeof(SUPREQHDR) typedef struct SUPCONTFREE { /** The header. */ SUPREQHDR Hdr; union { struct { /** The ring-3 address of the memory to free. */ RTR3PTR pvR3; } In; } u; } SUPCONTFREE, *PSUPCONTFREE; /** @} */ /** @name SUP_IOCTL_GET_PAGING_MODE * Get the host paging mode. * @{ */ #define SUP_IOCTL_GET_PAGING_MODE SUP_CTL_CODE_SIZE(18, SUP_IOCTL_GET_PAGING_MODE_SIZE) #define SUP_IOCTL_GET_PAGING_MODE_SIZE sizeof(SUPGETPAGINGMODE) #define SUP_IOCTL_GET_PAGING_MODE_SIZE_IN sizeof(SUPREQHDR) #define SUP_IOCTL_GET_PAGING_MODE_SIZE_OUT sizeof(SUPGETPAGINGMODE) typedef struct SUPGETPAGINGMODE { /** The header. */ SUPREQHDR Hdr; union { struct { /** The paging mode. */ SUPPAGINGMODE enmMode; } Out; } u; } SUPGETPAGINGMODE, *PSUPGETPAGINGMODE; /** @} */ /** @name SUP_IOCTL_SET_VM_FOR_FAST * Set the VM handle for doing fast call ioctl calls. * @{ */ #define SUP_IOCTL_SET_VM_FOR_FAST SUP_CTL_CODE_SIZE(19, SUP_IOCTL_SET_VM_FOR_FAST_SIZE) #define SUP_IOCTL_SET_VM_FOR_FAST_SIZE sizeof(SUPSETVMFORFAST) #define SUP_IOCTL_SET_VM_FOR_FAST_SIZE_IN sizeof(SUPSETVMFORFAST) #define SUP_IOCTL_SET_VM_FOR_FAST_SIZE_OUT sizeof(SUPREQHDR) typedef struct SUPSETVMFORFAST { /** The header. */ SUPREQHDR Hdr; union { struct { /** The ring-0 VM handle (pointer). */ PVMR0 pVMR0; } In; } u; } SUPSETVMFORFAST, *PSUPSETVMFORFAST; /** @} */ /** @name SUP_IOCTL_GIP_MAP * Map the GIP into user space. * @{ */ #define SUP_IOCTL_GIP_MAP SUP_CTL_CODE_SIZE(20, SUP_IOCTL_GIP_MAP_SIZE) #define SUP_IOCTL_GIP_MAP_SIZE sizeof(SUPGIPMAP) #define SUP_IOCTL_GIP_MAP_SIZE_IN sizeof(SUPREQHDR) #define SUP_IOCTL_GIP_MAP_SIZE_OUT sizeof(SUPGIPMAP) typedef struct SUPGIPMAP { /** The header. */ SUPREQHDR Hdr; union { struct { /** The physical address of the GIP. */ RTHCPHYS HCPhysGip; /** Pointer to the read-only usermode GIP mapping for this session. */ R3PTRTYPE(PSUPGLOBALINFOPAGE) pGipR3; /** Pointer to the supervisor mode GIP mapping. */ R0PTRTYPE(PSUPGLOBALINFOPAGE) pGipR0; } Out; } u; } SUPGIPMAP, *PSUPGIPMAP; /** @} */ /** @name SUP_IOCTL_GIP_UNMAP * Unmap the GIP. * @{ */ #define SUP_IOCTL_GIP_UNMAP SUP_CTL_CODE_SIZE(21, SUP_IOCTL_GIP_UNMAP_SIZE) #define SUP_IOCTL_GIP_UNMAP_SIZE sizeof(SUPGIPUNMAP) #define SUP_IOCTL_GIP_UNMAP_SIZE_IN sizeof(SUPGIPUNMAP) #define SUP_IOCTL_GIP_UNMAP_SIZE_OUT sizeof(SUPGIPUNMAP) typedef struct SUPGIPUNMAP { /** The header. */ SUPREQHDR Hdr; } SUPGIPUNMAP, *PSUPGIPUNMAP; /** @} */ /** @name SUP_IOCTL_CALL_SERVICE * Call the a ring-0 service. * * @todo Might have to convert this to a big request, just like * SUP_IOCTL_CALL_VMMR0 * @{ */ #define SUP_IOCTL_CALL_SERVICE(cbReq) SUP_CTL_CODE_SIZE(22, SUP_IOCTL_CALL_SERVICE_SIZE(cbReq)) #define SUP_IOCTL_CALL_SERVICE_SIZE(cbReq) RT_UOFFSETOF(SUPCALLSERVICE, abReqPkt[cbReq]) #define SUP_IOCTL_CALL_SERVICE_SIZE_IN(cbReq) SUP_IOCTL_CALL_SERVICE_SIZE(cbReq) #define SUP_IOCTL_CALL_SERVICE_SIZE_OUT(cbReq) SUP_IOCTL_CALL_SERVICE_SIZE(cbReq) typedef struct SUPCALLSERVICE { /** The header. */ SUPREQHDR Hdr; union { struct { /** The service name. */ char szName[28]; /** Which operation to execute. */ uint32_t uOperation; /** Argument to use when no request packet is supplied. */ uint64_t u64Arg; } In; } u; /** The request packet passed to SUP. */ uint8_t abReqPkt[1]; } SUPCALLSERVICE, *PSUPCALLSERVICE; /** @} */ /** @name SUP_IOCTL_PAGE_ALLOC_EX * Allocate memory and map it into kernel and/or user space. The memory is of * course locked. This is an extended version of SUP_IOCTL_PAGE_ALLOC and the * result should be freed using SUP_IOCTL_PAGE_FREE. * * @remarks Allocations without a kernel mapping may fail with * VERR_NOT_SUPPORTED on some platforms just like with * SUP_IOCTL_PAGE_ALLOC. * * @{ */ #define SUP_IOCTL_PAGE_ALLOC_EX SUP_CTL_CODE_BIG(23) #define SUP_IOCTL_PAGE_ALLOC_EX_SIZE(cPages) RT_UOFFSETOF(SUPPAGEALLOCEX, u.Out.aPages[cPages]) #define SUP_IOCTL_PAGE_ALLOC_EX_SIZE_IN (sizeof(SUPREQHDR) + RT_SIZEOFMEMB(SUPPAGEALLOCEX, u.In)) #define SUP_IOCTL_PAGE_ALLOC_EX_SIZE_OUT(cPages) SUP_IOCTL_PAGE_ALLOC_EX_SIZE(cPages) typedef struct SUPPAGEALLOCEX { /** The header. */ SUPREQHDR Hdr; union { struct { /** Number of pages to allocate */ uint32_t cPages; /** Whether it should have kernel mapping. */ bool fKernelMapping; /** Whether it should have a user mapping. */ bool fUserMapping; /** Reserved. Must be false. */ bool fReserved0; /** Reserved. Must be false. */ bool fReserved1; } In; struct { /** Returned ring-3 address. */ RTR3PTR pvR3; /** Returned ring-0 address. */ RTR0PTR pvR0; /** The physical addresses of the allocated pages. */ RTHCPHYS aPages[1]; } Out; } u; } SUPPAGEALLOCEX, *PSUPPAGEALLOCEX; /** @} */ /** @name SUP_IOCTL_PAGE_MAP_KERNEL * Maps a portion of memory allocated by SUP_IOCTL_PAGE_ALLOC_EX / * SUPR0PageAllocEx into kernel space for use by a device or similar. * * The mapping will be freed together with the ring-3 mapping when * SUP_IOCTL_PAGE_FREE or SUPR0PageFree is called. * * @remarks Not necessarily supported on all platforms. * * @{ */ #define SUP_IOCTL_PAGE_MAP_KERNEL SUP_CTL_CODE_SIZE(24, SUP_IOCTL_PAGE_MAP_KERNEL_SIZE) #define SUP_IOCTL_PAGE_MAP_KERNEL_SIZE sizeof(SUPPAGEMAPKERNEL) #define SUP_IOCTL_PAGE_MAP_KERNEL_SIZE_IN sizeof(SUPPAGEMAPKERNEL) #define SUP_IOCTL_PAGE_MAP_KERNEL_SIZE_OUT sizeof(SUPPAGEMAPKERNEL) typedef struct SUPPAGEMAPKERNEL { /** The header. */ SUPREQHDR Hdr; union { struct { /** The pointer of to the previously allocated memory. */ RTR3PTR pvR3; /** The offset to start mapping from. */ uint32_t offSub; /** Size of the section to map. */ uint32_t cbSub; /** Flags reserved for future fun. */ uint32_t fFlags; } In; struct { /** The ring-0 address corresponding to pvR3 + offSub. */ RTR0PTR pvR0; } Out; } u; } SUPPAGEMAPKERNEL, *PSUPPAGEMAPKERNEL; /** @} */ /** @name SUP_IOCTL_LOGGER_SETTINGS * Changes the ring-0 release or debug logger settings. * @{ */ #define SUP_IOCTL_LOGGER_SETTINGS(cbStrTab) SUP_CTL_CODE_SIZE(25, SUP_IOCTL_LOGGER_SETTINGS_SIZE(cbStrTab)) #define SUP_IOCTL_LOGGER_SETTINGS_SIZE(cbStrTab) RT_UOFFSETOF(SUPLOGGERSETTINGS, u.In.szStrings[cbStrTab]) #define SUP_IOCTL_LOGGER_SETTINGS_SIZE_IN(cbStrTab) RT_UOFFSETOF(SUPLOGGERSETTINGS, u.In.szStrings[cbStrTab]) #define SUP_IOCTL_LOGGER_SETTINGS_SIZE_OUT sizeof(SUPREQHDR) typedef struct SUPLOGGERSETTINGS { /** The header. */ SUPREQHDR Hdr; union { struct { /** Which logger. */ uint32_t fWhich; /** What to do with it. */ uint32_t fWhat; /** Offset of the flags setting string. */ uint32_t offFlags; /** Offset of the groups setting string. */ uint32_t offGroups; /** Offset of the destination setting string. */ uint32_t offDestination; /** The string table. */ char szStrings[1]; } In; } u; } SUPLOGGERSETTINGS, *PSUPLOGGERSETTINGS; /** Debug logger. */ #define SUPLOGGERSETTINGS_WHICH_DEBUG 0 /** Release logger. */ #define SUPLOGGERSETTINGS_WHICH_RELEASE 1 /** Change the settings. */ #define SUPLOGGERSETTINGS_WHAT_SETTINGS 0 /** Create the logger instance. */ #define SUPLOGGERSETTINGS_WHAT_CREATE 1 /** Destroy the logger instance. */ #define SUPLOGGERSETTINGS_WHAT_DESTROY 2 /** @} */ #pragma pack() /* paranoia */ #endif