diff options
Diffstat (limited to 'target/linux/generic/files/crypto/ocf/safe/safevar.h')
| -rw-r--r-- | target/linux/generic/files/crypto/ocf/safe/safevar.h | 229 |
1 files changed, 0 insertions, 229 deletions
diff --git a/target/linux/generic/files/crypto/ocf/safe/safevar.h b/target/linux/generic/files/crypto/ocf/safe/safevar.h deleted file mode 100644 index 11d8304aac..0000000000 --- a/target/linux/generic/files/crypto/ocf/safe/safevar.h +++ /dev/null @@ -1,229 +0,0 @@ -/*- - * The linux port of this code done by David McCullough - * Copyright (C) 2004-2010 David McCullough <david_mccullough@mcafee.com> - * The license and original author are listed below. - * - * Copyright (c) 2003 Sam Leffler, Errno Consulting - * Copyright (c) 2003 Global Technology Associates, Inc. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * $FreeBSD: src/sys/dev/safe/safevar.h,v 1.2 2006/05/17 18:34:26 pjd Exp $ - */ -#ifndef _SAFE_SAFEVAR_H_ -#define _SAFE_SAFEVAR_H_ - -/* Maximum queue length */ -#ifndef SAFE_MAX_NQUEUE -#define SAFE_MAX_NQUEUE 60 -#endif - -#define SAFE_MAX_PART 64 /* Maximum scatter/gather depth */ -#define SAFE_DMA_BOUNDARY 0 /* No boundary for source DMA ops */ -#define SAFE_MAX_DSIZE 2048 /* MCLBYTES Fixed scatter particle size */ -#define SAFE_MAX_SSIZE 0x0ffff /* Maximum gather particle size */ -#define SAFE_MAX_DMA 0xfffff /* Maximum PE operand size (20 bits) */ -/* total src+dst particle descriptors */ -#define SAFE_TOTAL_DPART (SAFE_MAX_NQUEUE * SAFE_MAX_PART) -#define SAFE_TOTAL_SPART (SAFE_MAX_NQUEUE * SAFE_MAX_PART) - -#define SAFE_RNG_MAXBUFSIZ 128 /* 32-bit words */ - -#define SAFE_CARD(sid) (((sid) & 0xf0000000) >> 28) -#define SAFE_SESSION(sid) ( (sid) & 0x0fffffff) -#define SAFE_SID(crd, sesn) (((crd) << 28) | ((sesn) & 0x0fffffff)) - -#define SAFE_DEF_RTY 0xff /* PCI Retry Timeout */ -#define SAFE_DEF_TOUT 0xff /* PCI TRDY Timeout */ -#define SAFE_DEF_CACHELINE 0x01 /* Cache Line setting */ - -#ifdef __KERNEL__ -/* - * State associated with the allocation of each chunk - * of memory setup for DMA. - */ -struct safe_dma_alloc { - dma_addr_t dma_paddr; - void *dma_vaddr; -}; - -/* - * Cryptographic operand state. One of these exists for each - * source and destination operand passed in from the crypto - * subsystem. When possible source and destination operands - * refer to the same memory. More often they are distinct. - * We track the virtual address of each operand as well as - * where each is mapped for DMA. - */ -struct safe_operand { - union { - struct sk_buff *skb; - struct uio *io; - } u; - void *map; - int mapsize; /* total number of bytes in segs */ - struct { - dma_addr_t ds_addr; - int ds_len; - int ds_tlen; - } segs[SAFE_MAX_PART]; - int nsegs; -}; - -/* - * Packet engine ring entry and cryptographic operation state. - * The packet engine requires a ring of descriptors that contain - * pointers to various cryptographic state. However the ring - * configuration register allows you to specify an arbitrary size - * for ring entries. We use this feature to collect most of the - * state for each cryptographic request into one spot. Other than - * ring entries only the ``particle descriptors'' (scatter/gather - * lists) and the actual operand data are kept separate. The - * particle descriptors must also be organized in rings. The - * operand data can be located aribtrarily (modulo alignment constraints). - * - * Note that the descriptor ring is mapped onto the PCI bus so - * the hardware can DMA data. This means the entire ring must be - * contiguous. - */ -struct safe_ringentry { - struct safe_desc re_desc; /* command descriptor */ - struct safe_sarec re_sa; /* SA record */ - struct safe_sastate re_sastate; /* SA state record */ - - struct cryptop *re_crp; /* crypto operation */ - - struct safe_operand re_src; /* source operand */ - struct safe_operand re_dst; /* destination operand */ - - int re_sesn; /* crypto session ID */ - int re_flags; -#define SAFE_QFLAGS_COPYOUTIV 0x1 /* copy back on completion */ -#define SAFE_QFLAGS_COPYOUTICV 0x2 /* copy back on completion */ -}; - -#define re_src_skb re_src.u.skb -#define re_src_io re_src.u.io -#define re_src_map re_src.map -#define re_src_nsegs re_src.nsegs -#define re_src_segs re_src.segs -#define re_src_mapsize re_src.mapsize - -#define re_dst_skb re_dst.u.skb -#define re_dst_io re_dst.u.io -#define re_dst_map re_dst.map -#define re_dst_nsegs re_dst.nsegs -#define re_dst_segs re_dst.segs -#define re_dst_mapsize re_dst.mapsize - -struct rndstate_test; - -struct safe_session { - u_int32_t ses_used; - u_int32_t ses_klen; /* key length in bits */ - u_int32_t ses_key[8]; /* DES/3DES/AES key */ - u_int32_t ses_mlen; /* hmac length in bytes */ - u_int32_t ses_hminner[5]; /* hmac inner state */ - u_int32_t ses_hmouter[5]; /* hmac outer state */ -}; - -struct safe_pkq { - struct list_head pkq_list; - struct cryptkop *pkq_krp; -}; - -struct safe_softc { - softc_device_decl sc_dev; - u32 sc_irq; - - struct pci_dev *sc_pcidev; - ocf_iomem_t sc_base_addr; - - u_int sc_chiprev; /* major/minor chip revision */ - int sc_flags; /* device specific flags */ -#define SAFE_FLAGS_KEY 0x01 /* has key accelerator */ -#define SAFE_FLAGS_RNG 0x02 /* hardware rng */ - int sc_suspended; - int sc_needwakeup; /* notify crypto layer */ - int32_t sc_cid; /* crypto tag */ - - struct safe_dma_alloc sc_ringalloc; /* PE ring allocation state */ - struct safe_ringentry *sc_ring; /* PE ring */ - struct safe_ringentry *sc_ringtop; /* PE ring top */ - struct safe_ringentry *sc_front; /* next free entry */ - struct safe_ringentry *sc_back; /* next pending entry */ - int sc_nqchip; /* # passed to chip */ - spinlock_t sc_ringmtx; /* PE ring lock */ - struct safe_pdesc *sc_spring; /* src particle ring */ - struct safe_pdesc *sc_springtop; /* src particle ring top */ - struct safe_pdesc *sc_spfree; /* next free src particle */ - struct safe_dma_alloc sc_spalloc; /* src particle ring state */ - struct safe_pdesc *sc_dpring; /* dest particle ring */ - struct safe_pdesc *sc_dpringtop; /* dest particle ring top */ - struct safe_pdesc *sc_dpfree; /* next free dest particle */ - struct safe_dma_alloc sc_dpalloc; /* dst particle ring state */ - int sc_nsessions; /* # of sessions */ - struct safe_session *sc_sessions; /* sessions */ - - struct timer_list sc_pkto; /* PK polling */ - spinlock_t sc_pkmtx; /* PK lock */ - struct list_head sc_pkq; /* queue of PK requests */ - struct safe_pkq *sc_pkq_cur; /* current processing request */ - u_int32_t sc_pk_reslen, sc_pk_resoff; - - int sc_max_dsize; /* maximum safe DMA size */ -}; -#endif /* __KERNEL__ */ - -struct safe_stats { - u_int64_t st_ibytes; - u_int64_t st_obytes; - u_int32_t st_ipackets; - u_int32_t st_opackets; - u_int32_t st_invalid; /* invalid argument */ - u_int32_t st_badsession; /* invalid session id */ - u_int32_t st_badflags; /* flags indicate !(mbuf | uio) */ - u_int32_t st_nodesc; /* op submitted w/o descriptors */ - u_int32_t st_badalg; /* unsupported algorithm */ - u_int32_t st_ringfull; /* PE descriptor ring full */ - u_int32_t st_peoperr; /* PE marked error */ - u_int32_t st_dmaerr; /* PE DMA error */ - u_int32_t st_bypasstoobig; /* bypass > 96 bytes */ - u_int32_t st_skipmismatch; /* enc part begins before auth part */ - u_int32_t st_lenmismatch; /* enc length different auth length */ - u_int32_t st_coffmisaligned; /* crypto offset not 32-bit aligned */ - u_int32_t st_cofftoobig; /* crypto offset > 255 words */ - u_int32_t st_iovmisaligned; /* iov op not aligned */ - u_int32_t st_iovnotuniform; /* iov op not suitable */ - u_int32_t st_unaligned; /* unaligned src caused copy */ - u_int32_t st_notuniform; /* non-uniform src caused copy */ - u_int32_t st_nomap; /* bus_dmamap_create failed */ - u_int32_t st_noload; /* bus_dmamap_load_* failed */ - u_int32_t st_nombuf; /* MGET* failed */ - u_int32_t st_nomcl; /* MCLGET* failed */ - u_int32_t st_maxqchip; /* max mcr1 ops out for processing */ - u_int32_t st_rng; /* RNG requests */ - u_int32_t st_rngalarm; /* RNG alarm requests */ - u_int32_t st_noicvcopy; /* ICV data copies suppressed */ -}; -#endif /* _SAFE_SAFEVAR_H_ */ |