Crypto device driver for Broadcom-based cards. Known to work with 582x-based
cards. Supposed to work with several others. Obtained from: openbsd
This commit is contained in:
Sam Leffler
parent
6d161891fe
commit
107c3eaaac
2533
sys/dev/ubsec/ubsec.c
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2533
sys/dev/ubsec/ubsec.c
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File diff suppressed because it is too large
Load Diff
209
sys/dev/ubsec/ubsecreg.h
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209
sys/dev/ubsec/ubsecreg.h
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@ -0,0 +1,209 @@
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/* $FreeBSD$ */
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/* $OpenBSD: ubsecreg.h,v 1.23 2002/05/08 23:05:28 jason Exp $ */
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/*
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* Copyright (c) 2000 Theo de Raadt
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* Copyright (c) 2001 Patrik Lindergren (patrik@ipunplugged.com)
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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||||
*
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||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
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||||
* 2. Redistributions in binary form must reproduce the above copyright
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||||
* notice, this list of conditions and the following disclaimer in the
|
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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||||
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Effort sponsored in part by the Defense Advanced Research Projects
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* Agency (DARPA) and Air Force Research Laboratory, Air Force
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* Materiel Command, USAF, under agreement number F30602-01-2-0537.
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*
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*/
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/*
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* Register definitions for 5601 BlueSteel Networks Ubiquitous Broadband
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* Security "uBSec" chip. Definitions from revision 2.8 of the product
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* datasheet.
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*/
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#define BS_BAR 0x10 /* DMA base address register */
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#define BS_TRDY_TIMEOUT 0x40 /* TRDY timeout */
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#define BS_RETRY_TIMEOUT 0x41 /* DMA retry timeout */
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#define PCI_VENDOR_BROADCOM 0x14e4 /* Broadcom */
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#define PCI_VENDOR_BLUESTEEL 0x15ab /* Bluesteel Networks */
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/* Bluesteel Networks */
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#define PCI_PRODUCT_BLUESTEEL_5501 0x0000 /* 5501 */
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#define PCI_PRODUCT_BLUESTEEL_5601 0x5601 /* 5601 */
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/* Broadcom */
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#define PCI_PRODUCT_BROADCOM_BCM5700 0x1644 /* BCM5700 */
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#define PCI_PRODUCT_BROADCOM_BCM5701 0x1645 /* BCM5701 */
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#define PCI_PRODUCT_BROADCOM_5805 0x5805 /* 5805 */
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#define PCI_PRODUCT_BROADCOM_5820 0x5820 /* 5820 */
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#define PCI_PRODUCT_BROADCOM_5821 0x5821 /* 5821 */
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#define PCI_PRODUCT_BROADCOM_5822 0x5822 /* 5822 */
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#define UBS_PCI_RTY_SHIFT 8
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#define UBS_PCI_RTY_MASK 0xff
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#define UBS_PCI_RTY(misc) \
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(((misc) >> UBS_PCI_RTY_SHIFT) & UBS_PCI_RTY_MASK)
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#define UBS_PCI_TOUT_SHIFT 0
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#define UBS_PCI_TOUT_MASK 0xff
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#define UBS_PCI_TOUT(misc) \
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(((misc) >> PCI_TOUT_SHIFT) & PCI_TOUT_MASK)
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/*
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* DMA Control & Status Registers (offset from BS_BAR)
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*/
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#define BS_MCR1 0x00 /* DMA Master Command Record 1 */
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#define BS_CTRL 0x04 /* DMA Control */
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#define BS_STAT 0x08 /* DMA Status */
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#define BS_ERR 0x0c /* DMA Error Address */
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#define BS_MCR2 0x10 /* DMA Master Command Record 2 */
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/* BS_CTRL - DMA Control */
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#define BS_CTRL_RESET 0x80000000 /* hardware reset, 5805/5820 */
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#define BS_CTRL_MCR2INT 0x40000000 /* enable intr MCR for MCR2 */
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#define BS_CTRL_MCR1INT 0x20000000 /* enable intr MCR for MCR1 */
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#define BS_CTRL_OFM 0x10000000 /* Output fragment mode */
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#define BS_CTRL_BE32 0x08000000 /* big-endian, 32bit bytes */
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#define BS_CTRL_BE64 0x04000000 /* big-endian, 64bit bytes */
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#define BS_CTRL_DMAERR 0x02000000 /* enable intr DMA error */
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#define BS_CTRL_RNG_M 0x01800000 /* RND mode */
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#define BS_CTRL_RNG_1 0x00000000 /* 1bit rn/one slow clock */
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#define BS_CTRL_RNG_4 0x00800000 /* 1bit rn/four slow clocks */
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#define BS_CTRL_RNG_8 0x01000000 /* 1bit rn/eight slow clocks */
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#define BS_CTRL_RNG_16 0x01800000 /* 1bit rn/16 slow clocks */
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#define BS_CTRL_FRAG_M 0x0000ffff /* output fragment size mask */
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/* BS_STAT - DMA Status */
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#define BS_STAT_MCR1_BUSY 0x80000000 /* MCR1 is busy */
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#define BS_STAT_MCR1_FULL 0x40000000 /* MCR1 is full */
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#define BS_STAT_MCR1_DONE 0x20000000 /* MCR1 is done */
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#define BS_STAT_DMAERR 0x10000000 /* DMA error */
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#define BS_STAT_MCR2_FULL 0x08000000 /* MCR2 is full */
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#define BS_STAT_MCR2_DONE 0x04000000 /* MCR2 is done */
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#define BS_STAT_MCR1_ALLEMPTY 0x02000000 /* MCR1 is completely empty */
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#define BS_STAT_MCR2_ALLEMPTY 0x01000000 /* MCR2 is completely empty */
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/* BS_ERR - DMA Error Address */
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#define BS_ERR_ADDR 0xfffffffc /* error address mask */
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#define BS_ERR_READ 0x00000002 /* fault was on read */
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struct ubsec_pktctx {
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u_int32_t pc_deskey[6]; /* 3DES key */
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u_int32_t pc_hminner[5]; /* hmac inner state */
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u_int32_t pc_hmouter[5]; /* hmac outer state */
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u_int32_t pc_iv[2]; /* [3]DES iv */
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u_int16_t pc_flags; /* flags, below */
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u_int16_t pc_offset; /* crypto offset */
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};
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#define UBS_PKTCTX_ENC_3DES 0x8000 /* use 3des */
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#define UBS_PKTCTX_ENC_NONE 0x0000 /* no encryption */
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#define UBS_PKTCTX_INBOUND 0x4000 /* inbound packet */
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#define UBS_PKTCTX_AUTH 0x3000 /* authentication mask */
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#define UBS_PKTCTX_AUTH_NONE 0x0000 /* no authentication */
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#define UBS_PKTCTX_AUTH_MD5 0x1000 /* use hmac-md5 */
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#define UBS_PKTCTX_AUTH_SHA1 0x2000 /* use hmac-sha1 */
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struct ubsec_pktctx_long {
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volatile u_int16_t pc_len; /* length of ctx struct */
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volatile u_int16_t pc_type; /* context type, 0 */
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volatile u_int16_t pc_flags; /* flags, same as above */
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volatile u_int16_t pc_offset; /* crypto/auth offset */
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volatile u_int32_t pc_deskey[6]; /* 3DES key */
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volatile u_int32_t pc_iv[2]; /* [3]DES iv */
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volatile u_int32_t pc_hminner[5]; /* hmac inner state */
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volatile u_int32_t pc_hmouter[5]; /* hmac outer state */
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};
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#define UBS_PKTCTX_TYPE_IPSEC 0x0000
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struct ubsec_pktbuf {
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volatile u_int32_t pb_addr; /* address of buffer start */
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volatile u_int32_t pb_next; /* pointer to next pktbuf */
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volatile u_int32_t pb_len; /* packet length */
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};
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#define UBS_PKTBUF_LEN 0x0000ffff /* length mask */
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struct ubsec_mcr {
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volatile u_int16_t mcr_pkts; /* #pkts in this mcr */
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volatile u_int16_t mcr_flags; /* mcr flags (below) */
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volatile u_int32_t mcr_cmdctxp; /* command ctx pointer */
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struct ubsec_pktbuf mcr_ipktbuf; /* input chain header */
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volatile u_int16_t mcr_reserved;
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volatile u_int16_t mcr_pktlen;
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struct ubsec_pktbuf mcr_opktbuf; /* output chain header */
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};
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struct ubsec_mcr_add {
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volatile u_int32_t mcr_cmdctxp; /* command ctx pointer */
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struct ubsec_pktbuf mcr_ipktbuf; /* input chain header */
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volatile u_int16_t mcr_reserved;
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volatile u_int16_t mcr_pktlen;
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struct ubsec_pktbuf mcr_opktbuf; /* output chain header */
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};
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#define UBS_MCR_DONE 0x0001 /* mcr has been processed */
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#define UBS_MCR_ERROR 0x0002 /* error in processing */
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#define UBS_MCR_ERRORCODE 0xff00 /* error type */
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struct ubsec_ctx_keyop {
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volatile u_int16_t ctx_len; /* command length */
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volatile u_int16_t ctx_op; /* operation code */
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volatile u_int8_t ctx_pad[60]; /* padding */
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};
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#define UBS_CTXOP_DHPKGEN 0x01 /* dh public key generation */
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#define UBS_CTXOP_DHSSGEN 0x02 /* dh shared secret gen. */
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#define UBS_CTXOP_RSAPUB 0x03 /* rsa public key op */
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#define UBS_CTXOP_RSAPRIV 0x04 /* rsa private key op */
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#define UBS_CTXOP_DSASIGN 0x05 /* dsa signing op */
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#define UBS_CTXOP_DSAVRFY 0x06 /* dsa verification */
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#define UBS_CTXOP_RNGBYPASS 0x41 /* rng direct test mode */
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#define UBS_CTXOP_RNGSHA1 0x42 /* rng sha1 test mode */
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#define UBS_CTXOP_MODADD 0x43 /* modular addition */
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#define UBS_CTXOP_MODSUB 0x44 /* modular subtraction */
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#define UBS_CTXOP_MODMUL 0x45 /* modular multiplication */
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#define UBS_CTXOP_MODRED 0x46 /* modular reduction */
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#define UBS_CTXOP_MODEXP 0x47 /* modular exponentiation */
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#define UBS_CTXOP_MODINV 0x48 /* modular inverse */
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struct ubsec_ctx_rngbypass {
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volatile u_int16_t rbp_len; /* command length, 64 */
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volatile u_int16_t rbp_op; /* rng bypass, 0x41 */
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volatile u_int8_t rbp_pad[60]; /* padding */
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};
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/* modexp: C = (M ^ E) mod N */
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struct ubsec_ctx_modexp {
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volatile u_int16_t me_len; /* command length */
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volatile u_int16_t me_op; /* modexp, 0x47 */
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volatile u_int16_t me_E_len; /* E (bits) */
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volatile u_int16_t me_N_len; /* N (bits) */
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u_int8_t me_N[1024/8]; /* N */
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};
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struct ubsec_ctx_rsapriv {
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volatile u_int16_t rpr_len; /* command length */
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volatile u_int16_t rpr_op; /* rsaprivate, 0x04 */
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volatile u_int16_t rpr_q_len; /* q (bits) */
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volatile u_int16_t rpr_p_len; /* p (bits) */
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u_int8_t rpr_buf[5 * 1024 / 8]; /* parameters: */
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/* p, q, dp, dq, pinv */
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};
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242
sys/dev/ubsec/ubsecvar.h
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242
sys/dev/ubsec/ubsecvar.h
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@ -0,0 +1,242 @@
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/* $FreeBSD$ */
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/* $OpenBSD: ubsecvar.h,v 1.33 2002/05/15 15:15:42 jason Exp $ */
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/*
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* Copyright (c) 2000 Theo de Raadt
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* Copyright (c) 2001 Patrik Lindergren (patrik@ipunplugged.com)
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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||||
* notice, this list of conditions and the following disclaimer.
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||||
* 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.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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||||
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Effort sponsored in part by the Defense Advanced Research Projects
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* Agency (DARPA) and Air Force Research Laboratory, Air Force
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* Materiel Command, USAF, under agreement number F30602-01-2-0537.
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*
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*/
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/* Maximum queue length */
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#ifndef UBS_MAX_NQUEUE
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#define UBS_MAX_NQUEUE 60
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#endif
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#define UBS_MAX_SCATTER 64 /* Maximum scatter/gather depth */
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#ifndef UBS_MAX_AGGR
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#define UBS_MAX_AGGR 5 /* Maximum aggregation count */
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#endif
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#define UBSEC_CARD(sid) (((sid) & 0xf0000000) >> 28)
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#define UBSEC_SESSION(sid) ( (sid) & 0x0fffffff)
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#define UBSEC_SID(crd, sesn) (((crd) << 28) | ((sesn) & 0x0fffffff))
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#define UBS_DEF_RTY 0xff /* PCI Retry Timeout */
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#define UBS_DEF_TOUT 0xff /* PCI TRDY Timeout */
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#define UBS_DEF_CACHELINE 0x01 /* Cache Line setting */
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struct ubsec_dma_alloc {
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u_int32_t dma_paddr;
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caddr_t dma_vaddr;
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bus_dmamap_t dma_map;
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bus_dma_segment_t dma_seg;
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bus_size_t dma_size;
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int dma_nseg;
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};
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struct ubsec_q2 {
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SIMPLEQ_ENTRY(ubsec_q2) q_next;
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struct ubsec_dma_alloc q_mcr;
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struct ubsec_dma_alloc q_ctx;
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u_int q_type;
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};
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struct ubsec_q2_rng {
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struct ubsec_q2 rng_q;
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struct ubsec_dma_alloc rng_buf;
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int rng_used;
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};
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/* C = (M ^ E) mod N */
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#define UBS_MODEXP_PAR_M 0
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#define UBS_MODEXP_PAR_E 1
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#define UBS_MODEXP_PAR_N 2
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#define UBS_MODEXP_PAR_C 3
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struct ubsec_q2_modexp {
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struct ubsec_q2 me_q;
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struct cryptkop * me_krp;
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struct ubsec_dma_alloc me_M;
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struct ubsec_dma_alloc me_E;
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struct ubsec_dma_alloc me_C;
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struct ubsec_dma_alloc me_epb;
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int me_modbits;
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int me_shiftbits;
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};
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#define UBS_RSAPRIV_PAR_P 0
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#define UBS_RSAPRIV_PAR_Q 1
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#define UBS_RSAPRIV_PAR_DP 2
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#define UBS_RSAPRIV_PAR_DQ 3
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#define UBS_RSAPRIV_PAR_PINV 4
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#define UBS_RSAPRIV_PAR_MSGIN 5
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#define UBS_RSAPRIV_PAR_MSGOUT 6
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struct ubsec_q2_rsapriv {
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struct ubsec_q2 rpr_q;
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struct cryptkop * rpr_krp;
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struct ubsec_dma_alloc rpr_msgin;
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struct ubsec_dma_alloc rpr_msgout;
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};
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#define UBSEC_RNG_BUFSIZ 16 /* measured in 32bit words */
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struct ubsec_dmachunk {
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struct ubsec_mcr d_mcr;
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struct ubsec_mcr_add d_mcradd[UBS_MAX_AGGR-1];
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struct ubsec_pktbuf d_sbuf[UBS_MAX_SCATTER-1];
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struct ubsec_pktbuf d_dbuf[UBS_MAX_SCATTER-1];
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u_int32_t d_macbuf[5];
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union {
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struct ubsec_pktctx_long ctxl;
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struct ubsec_pktctx ctx;
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} d_ctx;
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};
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struct ubsec_dma {
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SIMPLEQ_ENTRY(ubsec_dma) d_next;
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struct ubsec_dmachunk *d_dma;
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struct ubsec_dma_alloc d_alloc;
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};
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#define UBS_FLAGS_KEY 0x01 /* has key accelerator */
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#define UBS_FLAGS_LONGCTX 0x02 /* uses long ipsec ctx */
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#define UBS_FLAGS_BIGKEY 0x04 /* 2048bit keys */
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#define UBS_FLAGS_HWNORM 0x08 /* hardware normalization */
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#define UBS_FLAGS_RNG 0x10 /* hardware rng */
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struct ubsec_operand {
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union {
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struct mbuf *m;
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struct uio *io;
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} u;
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bus_dmamap_t map;
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bus_size_t mapsize;
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int nsegs;
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bus_dma_segment_t segs[UBS_MAX_SCATTER];
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};
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struct ubsec_q {
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SIMPLEQ_ENTRY(ubsec_q) q_next;
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int q_nstacked_mcrs;
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struct ubsec_q *q_stacked_mcr[UBS_MAX_AGGR-1];
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struct cryptop *q_crp;
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struct ubsec_dma *q_dma;
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struct ubsec_operand q_src;
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struct ubsec_operand q_dst;
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int q_sesn;
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int q_flags;
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};
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#define q_src_m q_src.u.m
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#define q_src_io q_src.u.io
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#define q_src_map q_src.map
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#define q_src_nsegs q_src.nsegs
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#define q_src_segs q_src.segs
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#define q_src_mapsize q_src.mapsize
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#define q_dst_m q_dst.u.m
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#define q_dst_io q_dst.u.io
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#define q_dst_map q_dst.map
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#define q_dst_nsegs q_dst.nsegs
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#define q_dst_segs q_dst.segs
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#define q_dst_mapsize q_dst.mapsize
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||||
struct ubsec_softc {
|
||||
device_t sc_dev; /* device backpointer */
|
||||
struct mtx sc_mtx; /* per-driver lock */
|
||||
struct resource *sc_irq;
|
||||
void *sc_ih; /* interrupt handler cookie */
|
||||
bus_space_handle_t sc_sh; /* memory handle */
|
||||
bus_space_tag_t sc_st; /* memory tag */
|
||||
struct resource *sc_sr; /* memory resource */
|
||||
bus_dma_tag_t sc_dmat; /* dma tag */
|
||||
int sc_flags; /* device specific flags */
|
||||
int sc_suspended;
|
||||
int sc_needwakeup; /* notify crypto layer */
|
||||
u_int32_t sc_statmask; /* interrupt status mask */
|
||||
int32_t sc_cid; /* crypto tag */
|
||||
SIMPLEQ_HEAD(,ubsec_q) sc_queue; /* packet queue, mcr1 */
|
||||
int sc_nqueue; /* count enqueued, mcr1 */
|
||||
SIMPLEQ_HEAD(,ubsec_q) sc_qchip; /* on chip, mcr1 */
|
||||
SIMPLEQ_HEAD(,ubsec_q) sc_freequeue; /* list of free queue elements */
|
||||
SIMPLEQ_HEAD(,ubsec_q2) sc_queue2; /* packet queue, mcr2 */
|
||||
int sc_nqueue2; /* count enqueued, mcr2 */
|
||||
SIMPLEQ_HEAD(,ubsec_q2) sc_qchip2; /* on chip, mcr2 */
|
||||
int sc_nsessions; /* # of sessions */
|
||||
struct ubsec_session *sc_sessions; /* sessions */
|
||||
struct callout sc_rngto; /* rng timeout */
|
||||
int sc_rnghz; /* rng poll time */
|
||||
struct ubsec_q2_rng sc_rng;
|
||||
struct ubsec_dma sc_dmaa[UBS_MAX_NQUEUE];
|
||||
struct ubsec_q *sc_queuea[UBS_MAX_NQUEUE];
|
||||
SIMPLEQ_HEAD(,ubsec_q2) sc_q2free; /* free list */
|
||||
};
|
||||
|
||||
#define UBSEC_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx)
|
||||
#define UBSEC_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx)
|
||||
|
||||
#define UBSEC_QFLAGS_COPYOUTIV 0x1
|
||||
|
||||
struct ubsec_session {
|
||||
u_int32_t ses_used;
|
||||
u_int32_t ses_deskey[6]; /* 3DES key */
|
||||
u_int32_t ses_hminner[5]; /* hmac inner state */
|
||||
u_int32_t ses_hmouter[5]; /* hmac outer state */
|
||||
u_int32_t ses_iv[2]; /* [3]DES iv */
|
||||
};
|
||||
|
||||
struct ubsec_stats {
|
||||
u_int64_t hst_ibytes;
|
||||
u_int64_t hst_obytes;
|
||||
u_int32_t hst_ipackets;
|
||||
u_int32_t hst_opackets;
|
||||
u_int32_t hst_invalid;
|
||||
u_int32_t hst_nomem;
|
||||
u_int32_t hst_queuefull;
|
||||
u_int32_t hst_dmaerr;
|
||||
u_int32_t hst_mcrerr;
|
||||
u_int32_t hst_nodmafree;
|
||||
u_int32_t hst_lenmismatch; /* enc/auth lengths different */
|
||||
u_int32_t hst_skipmismatch; /* enc part begins before auth part */
|
||||
u_int32_t hst_iovmisaligned; /* iov op not aligned */
|
||||
u_int32_t hst_noirq; /* IRQ for no reason */
|
||||
u_int32_t hst_unaligned; /* unaligned src caused copy */
|
||||
u_int32_t hst_nomap; /* bus_dmamap_create failed */
|
||||
u_int32_t hst_noload; /* bus_dmamap_load_* failed */
|
||||
u_int32_t hst_nombuf; /* MGET* failed */
|
||||
u_int32_t hst_nomcl; /* MCLGET* failed */
|
||||
u_int32_t hst_totbatch; /* ops submitted w/o interrupt */
|
||||
u_int32_t hst_maxbatch; /* max ops submitted together */
|
||||
u_int32_t hst_rng; /* RNG requests */
|
||||
u_int32_t hst_modexp; /* MOD EXP requests */
|
||||
u_int32_t hst_modexpcrt; /* MOD EXP CRT requests */
|
||||
};
|
||||
Loading…
Reference in New Issue
Block a user