include/fsl_sec.h

   1 /*
   2  * Common internal memory map for some Freescale SoCs
   3  *
   4  * Copyright 2014 Freescale Semiconductor, Inc.
   5  *
   6  */
   7
   8 #ifndef __FSL_SEC_H
   9 #define __FSL_SEC_H
  10
  11 #include <common.h>
  12 #include <asm/io.h>
  13
  14 #ifdef CONFIG_SYS_FSL_SEC_LE
  15 #define sec_in32(a)       in_le32(a)
  16 #define sec_out32(a, v)   out_le32(a, v)
  17 #define sec_in16(a)       in_le16(a)
  18 #define sec_clrbits32     clrbits_le32
  19 #define sec_setbits32     setbits_le32
  20 #elif defined(CONFIG_SYS_FSL_SEC_BE)
  21 #define sec_in32(a)       in_be32(a)
  22 #define sec_out32(a, v)   out_be32(a, v)
  23 #define sec_in16(a)       in_be16(a)
  24 #define sec_clrbits32     clrbits_be32
  25 #define sec_setbits32     setbits_be32
  26 #else
  27 #error Neither CONFIG_SYS_FSL_SEC_LE nor CONFIG_SYS_FSL_SEC_BE is defined
  28 #endif
  29
  30 /* Security Engine Block (MS = Most Sig., LS = Least Sig.) */
  31 #if CONFIG_SYS_FSL_SEC_COMPAT >= 4
  32 /* RNG4 TRNG test registers */
  33 struct rng4tst {
  34 #define RTMCTL_PRGM 0x00010000  /* 1 -> program mode, 0 -> run mode */
  35 #define RTMCTL_SAMP_MODE_VON_NEUMANN_ES_SC     0 /* use von Neumann data in
  36                                                     both entropy shifter and
  37                                                     statistical checker */
  38 #define RTMCTL_SAMP_MODE_RAW_ES_SC             1 /* use raw data in both
  39                                                     entropy shifter and
  40                                                     statistical checker */
  41 #define RTMCTL_SAMP_MODE_VON_NEUMANN_ES_RAW_SC 2 /* use von Neumann data in
  42                                                     entropy shifter, raw data
  43                                                     in statistical checker */
  44 #define RTMCTL_SAMP_MODE_INVALID               3 /* invalid combination */
  45         u32 rtmctl;             /* misc. control register */
  46         u32 rtscmisc;           /* statistical check misc. register */
  47         u32 rtpkrrng;           /* poker range register */
  48 #define RTSDCTL_ENT_DLY_MIN     3200
  49 #define RTSDCTL_ENT_DLY_MAX     12800
  50         union {
  51                 u32 rtpkrmax;   /* PRGM=1: poker max. limit register */
  52                 u32 rtpkrsq;    /* PRGM=0: poker square calc. result register */
  53         };
  54 #define RTSDCTL_ENT_DLY_SHIFT 16
  55 #define RTSDCTL_ENT_DLY_MASK (0xffff << RTSDCTL_ENT_DLY_SHIFT)
  56         u32 rtsdctl;            /* seed control register */
  57         union {
  58                 u32 rtsblim;    /* PRGM=1: sparse bit limit register */
  59                 u32 rttotsam;   /* PRGM=0: total samples register */
  60         };
  61         u32 rtfreqmin;          /* frequency count min. limit register */
  62 #define RTFRQMAX_DISABLE       (1 << 20)
  63         union {
  64                 u32 rtfreqmax;  /* PRGM=1: freq. count max. limit register */
  65                 u32 rtfreqcnt;  /* PRGM=0: freq. count register */
  66         };
  67         u32 rsvd1[40];
  68 #define RNG_STATE0_HANDLE_INSTANTIATED  0x00000001
  69         u32 rdsta;              /*RNG DRNG Status Register*/
  70         u32 rsvd2[15];
  71 };
  72
  73 typedef struct ccsr_sec {
  74         u32     res0;
  75         u32     mcfgr;          /* Master CFG Register */
  76         u8      res1[0x4];
  77         u32     scfgr;
  78         struct {
  79                 u32     ms;     /* Job Ring LIODN Register, MS */
  80                 u32     ls;     /* Job Ring LIODN Register, LS */
  81         } jrliodnr[4];
  82         u8      res2[0x2c];
  83         u32     jrstartr;       /* Job Ring Start Register */
  84         struct {
  85                 u32     ms;     /* RTIC LIODN Register, MS */
  86                 u32     ls;     /* RTIC LIODN Register, LS */
  87         } rticliodnr[4];
  88         u8      res3[0x1c];
  89         u32     decorr;         /* DECO Request Register */
  90         struct {
  91                 u32     ms;     /* DECO LIODN Register, MS */
  92                 u32     ls;     /* DECO LIODN Register, LS */
  93         } decoliodnr[8];
  94         u8      res4[0x40];
  95         u32     dar;            /* DECO Avail Register */
  96         u32     drr;            /* DECO Reset Register */
  97         u8      res5[0x4d8];
  98         struct rng4tst rng;     /* RNG Registers */
  99         u8      res11[0x8a0];
 100         u32     crnr_ms;        /* CHA Revision Number Register, MS */
 101         u32     crnr_ls;        /* CHA Revision Number Register, LS */
 102         u32     ctpr_ms;        /* Compile Time Parameters Register, MS */
 103         u32     ctpr_ls;        /* Compile Time Parameters Register, LS */
 104         u8      res6[0x10];
 105         u32     far_ms;         /* Fault Address Register, MS */
 106         u32     far_ls;         /* Fault Address Register, LS */
 107         u32     falr;           /* Fault Address LIODN Register */
 108         u32     fadr;           /* Fault Address Detail Register */
 109         u8      res7[0x4];
 110         u32     csta;           /* CAAM Status Register */
 111         u8      res8[0x8];
 112         u32     rvid;           /* Run Time Integrity Checking Version ID Reg.*/
 113         u32     ccbvid;         /* CHA Cluster Block Version ID Register */
 114         u32     chavid_ms;      /* CHA Version ID Register, MS */
 115         u32     chavid_ls;      /* CHA Version ID Register, LS */
 116         u32     chanum_ms;      /* CHA Number Register, MS */
 117         u32     chanum_ls;      /* CHA Number Register, LS */
 118         u32     secvid_ms;      /* SEC Version ID Register, MS */
 119         u32     secvid_ls;      /* SEC Version ID Register, LS */
 120         u8      res9[0x6020];
 121         u32     qilcr_ms;       /* Queue Interface LIODN CFG Register, MS */
 122         u32     qilcr_ls;       /* Queue Interface LIODN CFG Register, LS */
 123         u8      res10[0x8fd8];
 124 } ccsr_sec_t;
 125
 126 #define SEC_CTPR_MS_AXI_LIODN           0x08000000
 127 #define SEC_CTPR_MS_QI                  0x02000000
 128 #define SEC_CTPR_MS_VIRT_EN_INCL        0x00000001
 129 #define SEC_CTPR_MS_VIRT_EN_POR         0x00000002
 130 #define SEC_RVID_MA                     0x0f000000
 131 #define SEC_CHANUM_MS_JRNUM_MASK        0xf0000000
 132 #define SEC_CHANUM_MS_JRNUM_SHIFT       28
 133 #define SEC_CHANUM_MS_DECONUM_MASK      0x0f000000
 134 #define SEC_CHANUM_MS_DECONUM_SHIFT     24
 135 #define SEC_SECVID_MS_IPID_MASK 0xffff0000
 136 #define SEC_SECVID_MS_IPID_SHIFT        16
 137 #define SEC_SECVID_MS_MAJ_REV_MASK      0x0000ff00
 138 #define SEC_SECVID_MS_MAJ_REV_SHIFT     8
 139 #define SEC_CCBVID_ERA_MASK             0xff000000
 140 #define SEC_CCBVID_ERA_SHIFT            24
 141 #define SEC_SCFGR_RDBENABLE             0x00000400
 142 #define SEC_SCFGR_VIRT_EN               0x00008000
 143 #define SEC_CHAVID_LS_RNG_SHIFT         16
 144 #define SEC_CHAVID_RNG_LS_MASK          0x000f0000
 145
 146 #define CONFIG_JRSTARTR_JR0             0x00000001
 147
 148 struct jr_regs {
 149 #if defined(CONFIG_SYS_FSL_SEC_LE) && !defined(CONFIG_MX6)
 150         u32 irba_l;
 151         u32 irba_h;
 152 #else
 153         u32 irba_h;
 154         u32 irba_l;
 155 #endif
 156         u32 rsvd1;
 157         u32 irs;
 158         u32 rsvd2;
 159         u32 irsa;
 160         u32 rsvd3;
 161         u32 irja;
 162 #if defined(CONFIG_SYS_FSL_SEC_LE) && !defined(CONFIG_MX6)
 163         u32 orba_l;
 164         u32 orba_h;
 165 #else
 166         u32 orba_h;
 167         u32 orba_l;
 168 #endif
 169         u32 rsvd4;
 170         u32 ors;
 171         u32 rsvd5;
 172         u32 orjr;
 173         u32 rsvd6;
 174         u32 orsf;
 175         u32 rsvd7;
 176         u32 jrsta;
 177         u32 rsvd8;
 178         u32 jrint;
 179         u32 jrcfg0;
 180         u32 jrcfg1;
 181         u32 rsvd9;
 182         u32 irri;
 183         u32 rsvd10;
 184         u32 orwi;
 185         u32 rsvd11;
 186         u32 jrcr;
 187 };
 188
 189 /*
 190  * Scatter Gather Entry - Specifies the the Scatter Gather Format
 191  * related information
 192  */
 193 struct sg_entry {
 194 #if defined(CONFIG_SYS_FSL_SEC_LE) && !defined(CONFIG_MX6)
 195         uint32_t addr_lo;       /* Memory Address - lo */
 196         uint16_t addr_hi;       /* Memory Address of start of buffer - hi */
 197         uint16_t reserved_zero;
 198 #else
 199         uint16_t reserved_zero;
 200         uint16_t addr_hi;       /* Memory Address of start of buffer - hi */
 201         uint32_t addr_lo;       /* Memory Address - lo */
 202 #endif
 203
 204         uint32_t len_flag;      /* Length of the data in the frame */
 205 #define SG_ENTRY_LENGTH_MASK    0x3FFFFFFF
 206 #define SG_ENTRY_EXTENSION_BIT  0x80000000
 207 #define SG_ENTRY_FINAL_BIT      0x40000000
 208         uint32_t bpid_offset;
 209 #define SG_ENTRY_BPID_MASK      0x00FF0000
 210 #define SG_ENTRY_BPID_SHIFT     16
 211 #define SG_ENTRY_OFFSET_MASK    0x00001FFF
 212 #define SG_ENTRY_OFFSET_SHIFT   0
 213 };
 214
 215 #ifdef CONFIG_MX6
 216 /* CAAM Job Ring 0 Registers */
 217 /* Secure Memory Partition Owner register */
 218 #define SMCSJR_PO               (3 << 6)
 219 /* JR Allocation Error */
 220 #define SMCSJR_AERR             (3 << 12)
 221 /* Secure memory partition 0 page 0 owner register */
 222 #define CAAM_SMPO_0             CONFIG_SYS_FSL_SEC_ADDR + 0x1FBC
 223 /* Secure memory command register */
 224 #define CAAM_SMCJR0             CONFIG_SYS_FSL_SEC_ADDR + 0x10f4
 225 /* Secure memory command status register */
 226 #define CAAM_SMCSJR0            CONFIG_SYS_FSL_SEC_ADDR + 0x10fc
 227 /* Secure memory access permissions register */
 228 #define CAAM_SMAPJR0(y) (CONFIG_SYS_FSL_SEC_ADDR + 0x1104 + y*16)
 229 /* Secure memory access group 2 register */
 230 #define CAAM_SMAG2JR0(y)        (CONFIG_SYS_FSL_SEC_ADDR + 0x1108 + y*16)
 231 /* Secure memory access group 1 register */
 232 #define CAAM_SMAG1JR0(y)        (CONFIG_SYS_FSL_SEC_ADDR + 0x110C + y*16)
 233
 234 /* Commands and macros for secure memory */
 235 #define CMD_PAGE_ALLOC          0x1
 236 #define CMD_PAGE_DEALLOC        0x2
 237 #define CMD_PART_DEALLOC        0x3
 238 #define CMD_INQUIRY             0x5
 239 #define CMD_COMPLETE            (3 << 14)
 240 #define PAGE_AVAILABLE          0
 241 #define PAGE_OWNED              (3 << 6)
 242 #define PAGE(x)                 (x << 16)
 243 #define PARTITION(x)            (x << 8)
 244 #define PARTITION_OWNER(x)      (0x3 << (x*2))
 245
 246 /* Address of secure 4kbyte pages */
 247 #define SEC_MEM_PAGE0           CAAM_ARB_BASE_ADDR
 248 #define SEC_MEM_PAGE1           (CAAM_ARB_BASE_ADDR + 0x1000)
 249 #define SEC_MEM_PAGE2           (CAAM_ARB_BASE_ADDR + 0x2000)
 250 #define SEC_MEM_PAGE3           (CAAM_ARB_BASE_ADDR + 0x3000)
 251
 252 #define JR_MID                  2               /* Matches ROM configuration */
 253 #define KS_G1                   (1 << JR_MID)   /* CAAM only */
 254 #define PERM                    0x0000B008      /* Clear on release, lock SMAP
 255                                                  * lock SMAG group 1 Blob */
 256
 257 #define BLOB_SIZE(x)       (x + 32 + 16) /* Blob buffer size */
 258
 259 /* HAB WRAPPED KEY header */
 260 #define WRP_HDR_SIZE            0x08
 261 #define HDR_TAG                 0x81
 262 #define HDR_PAR                 0x41
 263 /* HAB WRAPPED KEY Data */
 264 #define HAB_MOD                 0x66
 265 #define HAB_ALG                 0x55
 266 #define HAB_FLG                 0x00
 267
 268 /* Partition and Page IDs */
 269 #define PARTITION_1     1
 270 #define PAGE_1                  1
 271
 272 #define ERROR_IN_PAGE_ALLOC     1
 273 #define ECONSTRJDESC   -1
 274
 275 #endif
 276
 277 int sec_init(void);
 278
 279 /* blob_dek:
 280  * Encapsulates the src in a secure blob and stores it dst
 281  * @src: reference to the plaintext
 282  * @dst: reference to the output adrress
 283  * @len: size in bytes of src
 284  * @return: 0 on success, error otherwise
 285  */
 286 int blob_dek(const u8 *src, u8 *dst, u8 len);
 287
 288 #endif
 289
 290 #endif /* __FSL_SEC_H */