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         u32 rtmctl;             /* misc. control register */
  36         u32 rtscmisc;           /* statistical check misc. register */
  37         u32 rtpkrrng;           /* poker range register */
  38 #define RTSDCTL_ENT_DLY_MIN     1200
  39 #define RTSDCTL_ENT_DLY_MAX     12800
  40         union {
  41                 u32 rtpkrmax;   /* PRGM=1: poker max. limit register */
  42                 u32 rtpkrsq;    /* PRGM=0: poker square calc. result register */
  43         };
  44 #define RTSDCTL_ENT_DLY_SHIFT 16
  45 #define RTSDCTL_ENT_DLY_MASK (0xffff << RTSDCTL_ENT_DLY_SHIFT)
  46         u32 rtsdctl;            /* seed control register */
  47         union {
  48                 u32 rtsblim;    /* PRGM=1: sparse bit limit register */
  49                 u32 rttotsam;   /* PRGM=0: total samples register */
  50         };
  51         u32 rtfreqmin;          /* frequency count min. limit register */
  52         union {
  53                 u32 rtfreqmax;  /* PRGM=1: freq. count max. limit register */
  54                 u32 rtfreqcnt;  /* PRGM=0: freq. count register */
  55         };
  56         u32 rsvd1[40];
  57 #define RNG_STATE0_HANDLE_INSTANTIATED  0x00000001
  58         u32 rdsta;              /*RNG DRNG Status Register*/
  59         u32 rsvd2[15];
  60 };
  61
  62 typedef struct ccsr_sec {
  63         u32     res0;
  64         u32     mcfgr;          /* Master CFG Register */
  65         u8      res1[0x4];
  66         u32     scfgr;
  67         struct {
  68                 u32     ms;     /* Job Ring LIODN Register, MS */
  69                 u32     ls;     /* Job Ring LIODN Register, LS */
  70         } jrliodnr[4];
  71         u8      res2[0x2c];
  72         u32     jrstartr;       /* Job Ring Start Register */
  73         struct {
  74                 u32     ms;     /* RTIC LIODN Register, MS */
  75                 u32     ls;     /* RTIC LIODN Register, LS */
  76         } rticliodnr[4];
  77         u8      res3[0x1c];
  78         u32     decorr;         /* DECO Request Register */
  79         struct {
  80                 u32     ms;     /* DECO LIODN Register, MS */
  81                 u32     ls;     /* DECO LIODN Register, LS */
  82         } decoliodnr[8];
  83         u8      res4[0x40];
  84         u32     dar;            /* DECO Avail Register */
  85         u32     drr;            /* DECO Reset Register */
  86         u8      res5[0x4d8];
  87         struct rng4tst rng;     /* RNG Registers */
  88         u8      res11[0x8a0];
  89         u32     crnr_ms;        /* CHA Revision Number Register, MS */
  90         u32     crnr_ls;        /* CHA Revision Number Register, LS */
  91         u32     ctpr_ms;        /* Compile Time Parameters Register, MS */
  92         u32     ctpr_ls;        /* Compile Time Parameters Register, LS */
  93         u8      res6[0x10];
  94         u32     far_ms;         /* Fault Address Register, MS */
  95         u32     far_ls;         /* Fault Address Register, LS */
  96         u32     falr;           /* Fault Address LIODN Register */
  97         u32     fadr;           /* Fault Address Detail Register */
  98         u8      res7[0x4];
  99         u32     csta;           /* CAAM Status Register */
 100         u8      res8[0x8];
 101         u32     rvid;           /* Run Time Integrity Checking Version ID Reg.*/
 102         u32     ccbvid;         /* CHA Cluster Block Version ID Register */
 103         u32     chavid_ms;      /* CHA Version ID Register, MS */
 104         u32     chavid_ls;      /* CHA Version ID Register, LS */
 105         u32     chanum_ms;      /* CHA Number Register, MS */
 106         u32     chanum_ls;      /* CHA Number Register, LS */
 107         u32     secvid_ms;      /* SEC Version ID Register, MS */
 108         u32     secvid_ls;      /* SEC Version ID Register, LS */
 109         u8      res9[0x6020];
 110         u32     qilcr_ms;       /* Queue Interface LIODN CFG Register, MS */
 111         u32     qilcr_ls;       /* Queue Interface LIODN CFG Register, LS */
 112         u8      res10[0x8fd8];
 113 } ccsr_sec_t;
 114
 115 #define SEC_CTPR_MS_AXI_LIODN           0x08000000
 116 #define SEC_CTPR_MS_QI                  0x02000000
 117 #define SEC_CTPR_MS_VIRT_EN_INCL        0x00000001
 118 #define SEC_CTPR_MS_VIRT_EN_POR         0x00000002
 119 #define SEC_RVID_MA                     0x0f000000
 120 #define SEC_CHANUM_MS_JRNUM_MASK        0xf0000000
 121 #define SEC_CHANUM_MS_JRNUM_SHIFT       28
 122 #define SEC_CHANUM_MS_DECONUM_MASK      0x0f000000
 123 #define SEC_CHANUM_MS_DECONUM_SHIFT     24
 124 #define SEC_SECVID_MS_IPID_MASK 0xffff0000
 125 #define SEC_SECVID_MS_IPID_SHIFT        16
 126 #define SEC_SECVID_MS_MAJ_REV_MASK      0x0000ff00
 127 #define SEC_SECVID_MS_MAJ_REV_SHIFT     8
 128 #define SEC_CCBVID_ERA_MASK             0xff000000
 129 #define SEC_CCBVID_ERA_SHIFT            24
 130 #define SEC_SCFGR_RDBENABLE             0x00000400
 131 #define SEC_SCFGR_VIRT_EN               0x00008000
 132 #define SEC_CHAVID_LS_RNG_SHIFT         16
 133 #define SEC_CHAVID_RNG_LS_MASK          0x000f0000
 134
 135 #define CONFIG_JRSTARTR_JR0             0x00000001
 136
 137 struct jr_regs {
 138 #if defined(CONFIG_SYS_FSL_SEC_LE) && !defined(CONFIG_MX6)
 139         u32 irba_l;
 140         u32 irba_h;
 141 #else
 142         u32 irba_h;
 143         u32 irba_l;
 144 #endif
 145         u32 rsvd1;
 146         u32 irs;
 147         u32 rsvd2;
 148         u32 irsa;
 149         u32 rsvd3;
 150         u32 irja;
 151 #if defined(CONFIG_SYS_FSL_SEC_LE) && !defined(CONFIG_MX6)
 152         u32 orba_l;
 153         u32 orba_h;
 154 #else
 155         u32 orba_h;
 156         u32 orba_l;
 157 #endif
 158         u32 rsvd4;
 159         u32 ors;
 160         u32 rsvd5;
 161         u32 orjr;
 162         u32 rsvd6;
 163         u32 orsf;
 164         u32 rsvd7;
 165         u32 jrsta;
 166         u32 rsvd8;
 167         u32 jrint;
 168         u32 jrcfg0;
 169         u32 jrcfg1;
 170         u32 rsvd9;
 171         u32 irri;
 172         u32 rsvd10;
 173         u32 orwi;
 174         u32 rsvd11;
 175         u32 jrcr;
 176 };
 177
 178 /*
 179  * Scatter Gather Entry - Specifies the the Scatter Gather Format
 180  * related information
 181  */
 182 struct sg_entry {
 183 #if defined(CONFIG_SYS_FSL_SEC_LE) && !defined(CONFIG_MX6)
 184         uint32_t addr_lo;       /* Memory Address - lo */
 185         uint16_t addr_hi;       /* Memory Address of start of buffer - hi */
 186         uint16_t reserved_zero;
 187 #else
 188         uint16_t reserved_zero;
 189         uint16_t addr_hi;       /* Memory Address of start of buffer - hi */
 190         uint32_t addr_lo;       /* Memory Address - lo */
 191 #endif
 192
 193         uint32_t len_flag;      /* Length of the data in the frame */
 194 #define SG_ENTRY_LENGTH_MASK    0x3FFFFFFF
 195 #define SG_ENTRY_EXTENSION_BIT  0x80000000
 196 #define SG_ENTRY_FINAL_BIT      0x40000000
 197         uint32_t bpid_offset;
 198 #define SG_ENTRY_BPID_MASK      0x00FF0000
 199 #define SG_ENTRY_BPID_SHIFT     16
 200 #define SG_ENTRY_OFFSET_MASK    0x00001FFF
 201 #define SG_ENTRY_OFFSET_SHIFT   0
 202 };
 203
 204 #ifdef CONFIG_MX6
 205 /* CAAM Job Ring 0 Registers */
 206 /* Secure Memory Partition Owner register */
 207 #define SMCSJR_PO               (3 << 6)
 208 /* JR Allocation Error */
 209 #define SMCSJR_AERR             (3 << 12)
 210 /* Secure memory partition 0 page 0 owner register */
 211 #define CAAM_SMPO_0             CONFIG_SYS_FSL_SEC_ADDR + 0x1FBC
 212 /* Secure memory command register */
 213 #define CAAM_SMCJR0             CONFIG_SYS_FSL_SEC_ADDR + 0x10f4
 214 /* Secure memory command status register */
 215 #define CAAM_SMCSJR0            CONFIG_SYS_FSL_SEC_ADDR + 0x10fc
 216 /* Secure memory access permissions register */
 217 #define CAAM_SMAPJR0(y) (CONFIG_SYS_FSL_SEC_ADDR + 0x1104 + y*16)
 218 /* Secure memory access group 2 register */
 219 #define CAAM_SMAG2JR0(y)        (CONFIG_SYS_FSL_SEC_ADDR + 0x1108 + y*16)
 220 /* Secure memory access group 1 register */
 221 #define CAAM_SMAG1JR0(y)        (CONFIG_SYS_FSL_SEC_ADDR + 0x110C + y*16)
 222
 223 /* Commands and macros for secure memory */
 224 #define CMD_PAGE_ALLOC          0x1
 225 #define CMD_PAGE_DEALLOC        0x2
 226 #define CMD_PART_DEALLOC        0x3
 227 #define CMD_INQUIRY             0x5
 228 #define CMD_COMPLETE            (3 << 14)
 229 #define PAGE_AVAILABLE          0
 230 #define PAGE_OWNED              (3 << 6)
 231 #define PAGE(x)                 (x << 16)
 232 #define PARTITION(x)            (x << 8)
 233 #define PARTITION_OWNER(x)      (0x3 << (x*2))
 234
 235 /* Address of secure 4kbyte pages */
 236 #define SEC_MEM_PAGE0           CAAM_ARB_BASE_ADDR
 237 #define SEC_MEM_PAGE1           (CAAM_ARB_BASE_ADDR + 0x1000)
 238 #define SEC_MEM_PAGE2           (CAAM_ARB_BASE_ADDR + 0x2000)
 239 #define SEC_MEM_PAGE3           (CAAM_ARB_BASE_ADDR + 0x3000)
 240
 241 #define JR_MID                  2               /* Matches ROM configuration */
 242 #define KS_G1                   (1 << JR_MID)   /* CAAM only */
 243 #define PERM                    0x0000B008      /* Clear on release, lock SMAP
 244                                                  * lock SMAG group 1 Blob */
 245
 246 #define BLOB_SIZE(x)       (x + 32 + 16) /* Blob buffer size */
 247
 248 /* HAB WRAPPED KEY header */
 249 #define WRP_HDR_SIZE            0x08
 250 #define HDR_TAG                 0x81
 251 #define HDR_PAR                 0x41
 252 /* HAB WRAPPED KEY Data */
 253 #define HAB_MOD                 0x66
 254 #define HAB_ALG                 0x55
 255 #define HAB_FLG                 0x00
 256
 257 /* Partition and Page IDs */
 258 #define PARTITION_1     1
 259 #define PAGE_1                  1
 260
 261 #define ERROR_IN_PAGE_ALLOC     1
 262 #define ECONSTRJDESC   -1
 263
 264 #endif
 265
 266 int sec_init(void);
 267
 268 /* blob_dek:
 269  * Encapsulates the src in a secure blob and stores it dst
 270  * @src: reference to the plaintext
 271  * @dst: reference to the output adrress
 272  * @len: size in bytes of src
 273  * @return: 0 on success, error otherwise
 274  */
 275 int blob_dek(const u8 *src, u8 *dst, u8 len);
 276
 277 #endif
 278
 279 #endif /* __FSL_SEC_H */