1 /* 2 * Freescale SEC (talitos) device register and descriptor header defines 3 * 4 * Copyright (c) 2006-2011 Freescale Semiconductor, Inc. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 * 29 */ 30 31 /* 32 * TALITOS_xxx_LO addresses point to the low data bits (32-63) of the register 33 */ 34 35 /* global register offset addresses */ 36 #define TALITOS_MCR 0x1030 /* master control register */ 37 #define TALITOS_MCR_RCA0 (1 << 15) /* remap channel 0 */ 38 #define TALITOS_MCR_RCA1 (1 << 14) /* remap channel 1 */ 39 #define TALITOS_MCR_RCA2 (1 << 13) /* remap channel 2 */ 40 #define TALITOS_MCR_RCA3 (1 << 12) /* remap channel 3 */ 41 #define TALITOS_MCR_SWR 0x1 /* s/w reset */ 42 #define TALITOS_MCR_LO 0x1034 43 #define TALITOS_IMR 0x1008 /* interrupt mask register */ 44 #define TALITOS_IMR_INIT 0x100ff /* enable channel IRQs */ 45 #define TALITOS_IMR_DONE 0x00055 /* done IRQs */ 46 #define TALITOS_IMR_LO 0x100C 47 #define TALITOS_IMR_LO_INIT 0x20000 /* allow RNGU error IRQs */ 48 #define TALITOS_ISR 0x1010 /* interrupt status register */ 49 #define TALITOS_ISR_4CHERR 0xaa /* 4 channel errors mask */ 50 #define TALITOS_ISR_4CHDONE 0x55 /* 4 channel done mask */ 51 #define TALITOS_ISR_CH_0_2_ERR 0x22 /* channels 0, 2 errors mask */ 52 #define TALITOS_ISR_CH_0_2_DONE 0x11 /* channels 0, 2 done mask */ 53 #define TALITOS_ISR_CH_1_3_ERR 0x88 /* channels 1, 3 errors mask */ 54 #define TALITOS_ISR_CH_1_3_DONE 0x44 /* channels 1, 3 done mask */ 55 #define TALITOS_ISR_LO 0x1014 56 #define TALITOS_ICR 0x1018 /* interrupt clear register */ 57 #define TALITOS_ICR_LO 0x101C 58 59 /* channel register address stride */ 60 #define TALITOS_CH_BASE_OFFSET 0x1000 /* default channel map base */ 61 #define TALITOS_CH_STRIDE 0x100 62 63 /* channel configuration register */ 64 #define TALITOS_CCCR 0x8 65 #define TALITOS_CCCR_CONT 0x2 /* channel continue */ 66 #define TALITOS_CCCR_RESET 0x1 /* channel reset */ 67 #define TALITOS_CCCR_LO 0xc 68 #define TALITOS_CCCR_LO_IWSE 0x80 /* chan. ICCR writeback enab. */ 69 #define TALITOS_CCCR_LO_EAE 0x20 /* extended address enable */ 70 #define TALITOS_CCCR_LO_CDWE 0x10 /* chan. done writeback enab. */ 71 #define TALITOS_CCCR_LO_NT 0x4 /* notification type */ 72 #define TALITOS_CCCR_LO_CDIE 0x2 /* channel done IRQ enable */ 73 74 /* CCPSR: channel pointer status register */ 75 #define TALITOS_CCPSR 0x10 76 #define TALITOS_CCPSR_LO 0x14 77 #define TALITOS_CCPSR_LO_DOF 0x8000 /* double FF write oflow error */ 78 #define TALITOS_CCPSR_LO_SOF 0x4000 /* single FF write oflow error */ 79 #define TALITOS_CCPSR_LO_MDTE 0x2000 /* master data transfer error */ 80 #define TALITOS_CCPSR_LO_SGDLZ 0x1000 /* s/g data len zero error */ 81 #define TALITOS_CCPSR_LO_FPZ 0x0800 /* fetch ptr zero error */ 82 #define TALITOS_CCPSR_LO_IDH 0x0400 /* illegal desc hdr error */ 83 #define TALITOS_CCPSR_LO_IEU 0x0200 /* invalid EU error */ 84 #define TALITOS_CCPSR_LO_EU 0x0100 /* EU error detected */ 85 #define TALITOS_CCPSR_LO_GB 0x0080 /* gather boundary error */ 86 #define TALITOS_CCPSR_LO_GRL 0x0040 /* gather return/length error */ 87 #define TALITOS_CCPSR_LO_SB 0x0020 /* scatter boundary error */ 88 #define TALITOS_CCPSR_LO_SRL 0x0010 /* scatter return/length error */ 89 90 /* channel fetch fifo register */ 91 #define TALITOS_FF 0x48 92 #define TALITOS_FF_LO 0x4c 93 94 /* current descriptor pointer register */ 95 #define TALITOS_CDPR 0x40 96 #define TALITOS_CDPR_LO 0x44 97 98 /* descriptor buffer register */ 99 #define TALITOS_DESCBUF 0x80 100 #define TALITOS_DESCBUF_LO 0x84 101 102 /* gather link table */ 103 #define TALITOS_GATHER 0xc0 104 #define TALITOS_GATHER_LO 0xc4 105 106 /* scatter link table */ 107 #define TALITOS_SCATTER 0xe0 108 #define TALITOS_SCATTER_LO 0xe4 109 110 /* execution unit interrupt status registers */ 111 #define TALITOS_DEUISR 0x2030 /* DES unit */ 112 #define TALITOS_DEUISR_LO 0x2034 113 #define TALITOS_AESUISR 0x4030 /* AES unit */ 114 #define TALITOS_AESUISR_LO 0x4034 115 #define TALITOS_MDEUISR 0x6030 /* message digest unit */ 116 #define TALITOS_MDEUISR_LO 0x6034 117 #define TALITOS_MDEUICR 0x6038 /* interrupt control */ 118 #define TALITOS_MDEUICR_LO 0x603c 119 #define TALITOS_MDEUICR_LO_ICE 0x4000 /* integrity check IRQ enable */ 120 #define TALITOS_AFEUISR 0x8030 /* arc4 unit */ 121 #define TALITOS_AFEUISR_LO 0x8034 122 #define TALITOS_RNGUISR 0xa030 /* random number unit */ 123 #define TALITOS_RNGUISR_LO 0xa034 124 #define TALITOS_RNGUSR 0xa028 /* rng status */ 125 #define TALITOS_RNGUSR_LO 0xa02c 126 #define TALITOS_RNGUSR_LO_RD 0x1 /* reset done */ 127 #define TALITOS_RNGUSR_LO_OFL 0xff0000/* output FIFO length */ 128 #define TALITOS_RNGUDSR 0xa010 /* data size */ 129 #define TALITOS_RNGUDSR_LO 0xa014 130 #define TALITOS_RNGU_FIFO 0xa800 /* output FIFO */ 131 #define TALITOS_RNGU_FIFO_LO 0xa804 /* output FIFO */ 132 #define TALITOS_RNGURCR 0xa018 /* reset control */ 133 #define TALITOS_RNGURCR_LO 0xa01c 134 #define TALITOS_RNGURCR_LO_SR 0x1 /* software reset */ 135 #define TALITOS_PKEUISR 0xc030 /* public key unit */ 136 #define TALITOS_PKEUISR_LO 0xc034 137 #define TALITOS_KEUISR 0xe030 /* kasumi unit */ 138 #define TALITOS_KEUISR_LO 0xe034 139 #define TALITOS_CRCUISR 0xf030 /* cyclic redundancy check unit*/ 140 #define TALITOS_CRCUISR_LO 0xf034 141 142 #define TALITOS_MDEU_CONTEXT_SIZE_MD5_SHA1_SHA256 0x28 143 #define TALITOS_MDEU_CONTEXT_SIZE_SHA384_SHA512 0x48 144 145 /* 146 * talitos descriptor header (hdr) bits 147 */ 148 149 /* written back when done */ 150 #define DESC_HDR_DONE cpu_to_be32(0xff000000) 151 #define DESC_HDR_LO_ICCR1_MASK cpu_to_be32(0x00180000) 152 #define DESC_HDR_LO_ICCR1_PASS cpu_to_be32(0x00080000) 153 #define DESC_HDR_LO_ICCR1_FAIL cpu_to_be32(0x00100000) 154 155 /* primary execution unit select */ 156 #define DESC_HDR_SEL0_MASK cpu_to_be32(0xf0000000) 157 #define DESC_HDR_SEL0_AFEU cpu_to_be32(0x10000000) 158 #define DESC_HDR_SEL0_DEU cpu_to_be32(0x20000000) 159 #define DESC_HDR_SEL0_MDEUA cpu_to_be32(0x30000000) 160 #define DESC_HDR_SEL0_MDEUB cpu_to_be32(0xb0000000) 161 #define DESC_HDR_SEL0_RNG cpu_to_be32(0x40000000) 162 #define DESC_HDR_SEL0_PKEU cpu_to_be32(0x50000000) 163 #define DESC_HDR_SEL0_AESU cpu_to_be32(0x60000000) 164 #define DESC_HDR_SEL0_KEU cpu_to_be32(0x70000000) 165 #define DESC_HDR_SEL0_CRCU cpu_to_be32(0x80000000) 166 167 /* primary execution unit mode (MODE0) and derivatives */ 168 #define DESC_HDR_MODE0_ENCRYPT cpu_to_be32(0x00100000) 169 #define DESC_HDR_MODE0_AESU_CBC cpu_to_be32(0x00200000) 170 #define DESC_HDR_MODE0_DEU_CBC cpu_to_be32(0x00400000) 171 #define DESC_HDR_MODE0_DEU_3DES cpu_to_be32(0x00200000) 172 #define DESC_HDR_MODE0_MDEU_CONT cpu_to_be32(0x08000000) 173 #define DESC_HDR_MODE0_MDEU_INIT cpu_to_be32(0x01000000) 174 #define DESC_HDR_MODE0_MDEU_HMAC cpu_to_be32(0x00800000) 175 #define DESC_HDR_MODE0_MDEU_PAD cpu_to_be32(0x00400000) 176 #define DESC_HDR_MODE0_MDEU_SHA224 cpu_to_be32(0x00300000) 177 #define DESC_HDR_MODE0_MDEU_MD5 cpu_to_be32(0x00200000) 178 #define DESC_HDR_MODE0_MDEU_SHA256 cpu_to_be32(0x00100000) 179 #define DESC_HDR_MODE0_MDEU_SHA1 cpu_to_be32(0x00000000) 180 #define DESC_HDR_MODE0_MDEUB_SHA384 cpu_to_be32(0x00000000) 181 #define DESC_HDR_MODE0_MDEUB_SHA512 cpu_to_be32(0x00200000) 182 #define DESC_HDR_MODE0_MDEU_MD5_HMAC (DESC_HDR_MODE0_MDEU_MD5 | \ 183 DESC_HDR_MODE0_MDEU_HMAC) 184 #define DESC_HDR_MODE0_MDEU_SHA256_HMAC (DESC_HDR_MODE0_MDEU_SHA256 | \ 185 DESC_HDR_MODE0_MDEU_HMAC) 186 #define DESC_HDR_MODE0_MDEU_SHA1_HMAC (DESC_HDR_MODE0_MDEU_SHA1 | \ 187 DESC_HDR_MODE0_MDEU_HMAC) 188 189 /* secondary execution unit select (SEL1) */ 190 #define DESC_HDR_SEL1_MASK cpu_to_be32(0x000f0000) 191 #define DESC_HDR_SEL1_MDEUA cpu_to_be32(0x00030000) 192 #define DESC_HDR_SEL1_MDEUB cpu_to_be32(0x000b0000) 193 #define DESC_HDR_SEL1_CRCU cpu_to_be32(0x00080000) 194 195 /* secondary execution unit mode (MODE1) and derivatives */ 196 #define DESC_HDR_MODE1_MDEU_CICV cpu_to_be32(0x00004000) 197 #define DESC_HDR_MODE1_MDEU_INIT cpu_to_be32(0x00001000) 198 #define DESC_HDR_MODE1_MDEU_HMAC cpu_to_be32(0x00000800) 199 #define DESC_HDR_MODE1_MDEU_PAD cpu_to_be32(0x00000400) 200 #define DESC_HDR_MODE1_MDEU_SHA224 cpu_to_be32(0x00000300) 201 #define DESC_HDR_MODE1_MDEU_MD5 cpu_to_be32(0x00000200) 202 #define DESC_HDR_MODE1_MDEU_SHA256 cpu_to_be32(0x00000100) 203 #define DESC_HDR_MODE1_MDEU_SHA1 cpu_to_be32(0x00000000) 204 #define DESC_HDR_MODE1_MDEUB_SHA384 cpu_to_be32(0x00000000) 205 #define DESC_HDR_MODE1_MDEUB_SHA512 cpu_to_be32(0x00000200) 206 #define DESC_HDR_MODE1_MDEU_MD5_HMAC (DESC_HDR_MODE1_MDEU_MD5 | \ 207 DESC_HDR_MODE1_MDEU_HMAC) 208 #define DESC_HDR_MODE1_MDEU_SHA256_HMAC (DESC_HDR_MODE1_MDEU_SHA256 | \ 209 DESC_HDR_MODE1_MDEU_HMAC) 210 #define DESC_HDR_MODE1_MDEU_SHA1_HMAC (DESC_HDR_MODE1_MDEU_SHA1 | \ 211 DESC_HDR_MODE1_MDEU_HMAC) 212 213 /* direction of overall data flow (DIR) */ 214 #define DESC_HDR_DIR_INBOUND cpu_to_be32(0x00000002) 215 216 /* request done notification (DN) */ 217 #define DESC_HDR_DONE_NOTIFY cpu_to_be32(0x00000001) 218 219 /* descriptor types */ 220 #define DESC_HDR_TYPE_AESU_CTR_NONSNOOP cpu_to_be32(0 << 3) 221 #define DESC_HDR_TYPE_IPSEC_ESP cpu_to_be32(1 << 3) 222 #define DESC_HDR_TYPE_COMMON_NONSNOOP_NO_AFEU cpu_to_be32(2 << 3) 223 #define DESC_HDR_TYPE_HMAC_SNOOP_NO_AFEU cpu_to_be32(4 << 3) 224 225 /* link table extent field bits */ 226 #define DESC_PTR_LNKTBL_JUMP 0x80 227 #define DESC_PTR_LNKTBL_RETURN 0x02 228 #define DESC_PTR_LNKTBL_NEXT 0x01 229