xref: /openbmc/u-boot/include/fsl_sec.h (revision 971a54193c9a90a6651064c4a7879e3568e9e7b8)
1  /*
2   * Common internal memory map for some Freescale SoCs
3   *
4   * Copyright 2014 Freescale Semiconductor, Inc.
5   *
6   * SPDX-License-Identifier:	GPL-2.0+
7   */
8  
9  #ifndef __FSL_SEC_H
10  #define __FSL_SEC_H
11  
12  #include <common.h>
13  #include <asm/io.h>
14  
15  #ifdef CONFIG_SYS_FSL_SEC_LE
16  #define sec_in32(a)       in_le32(a)
17  #define sec_out32(a, v)   out_le32(a, v)
18  #define sec_in16(a)       in_le16(a)
19  #define sec_clrbits32     clrbits_le32
20  #define sec_setbits32     setbits_le32
21  #elif defined(CONFIG_SYS_FSL_SEC_BE)
22  #define sec_in32(a)       in_be32(a)
23  #define sec_out32(a, v)   out_be32(a, v)
24  #define sec_in16(a)       in_be16(a)
25  #define sec_clrbits32     clrbits_be32
26  #define sec_setbits32     setbits_be32
27  #elif defined(CONFIG_SYS_FSL_HAS_SEC)
28  #error Neither CONFIG_SYS_FSL_SEC_LE nor CONFIG_SYS_FSL_SEC_BE is defined
29  #endif
30  
31  /* Security Engine Block (MS = Most Sig., LS = Least Sig.) */
32  #if CONFIG_SYS_FSL_SEC_COMPAT >= 4
33  /* RNG4 TRNG test registers */
34  struct rng4tst {
35  #define RTMCTL_PRGM 0x00010000	/* 1 -> program mode, 0 -> run mode */
36  #define RTMCTL_SAMP_MODE_VON_NEUMANN_ES_SC     0 /* use von Neumann data in
37  						    both entropy shifter and
38  						    statistical checker */
39  #define RTMCTL_SAMP_MODE_RAW_ES_SC             1 /* use raw data in both
40  						    entropy shifter and
41  						    statistical checker */
42  #define RTMCTL_SAMP_MODE_VON_NEUMANN_ES_RAW_SC 2 /* use von Neumann data in
43  						    entropy shifter, raw data
44  						    in statistical checker */
45  #define RTMCTL_SAMP_MODE_INVALID               3 /* invalid combination */
46  	u32 rtmctl;		/* misc. control register */
47  	u32 rtscmisc;		/* statistical check misc. register */
48  	u32 rtpkrrng;		/* poker range register */
49  #define RTSDCTL_ENT_DLY_MIN	3200
50  #define RTSDCTL_ENT_DLY_MAX	12800
51  	union {
52  		u32 rtpkrmax;	/* PRGM=1: poker max. limit register */
53  		u32 rtpkrsq;	/* PRGM=0: poker square calc. result register */
54  	};
55  #define RTSDCTL_ENT_DLY_SHIFT 16
56  #define RTSDCTL_ENT_DLY_MASK (0xffff << RTSDCTL_ENT_DLY_SHIFT)
57  	u32 rtsdctl;		/* seed control register */
58  	union {
59  		u32 rtsblim;	/* PRGM=1: sparse bit limit register */
60  		u32 rttotsam;	/* PRGM=0: total samples register */
61  	};
62  	u32 rtfreqmin;		/* frequency count min. limit register */
63  #define RTFRQMAX_DISABLE       (1 << 20)
64  	union {
65  		u32 rtfreqmax;	/* PRGM=1: freq. count max. limit register */
66  		u32 rtfreqcnt;	/* PRGM=0: freq. count register */
67  	};
68  	u32 rsvd1[40];
69  #define RNG_STATE0_HANDLE_INSTANTIATED	0x00000001
70  	u32 rdsta;		/*RNG DRNG Status Register*/
71  	u32 rsvd2[15];
72  };
73  
74  typedef struct ccsr_sec {
75  	u32	res0;
76  	u32	mcfgr;		/* Master CFG Register */
77  	u8	res1[0x4];
78  	u32	scfgr;
79  	struct {
80  		u32	ms;	/* Job Ring LIODN Register, MS */
81  		u32	ls;	/* Job Ring LIODN Register, LS */
82  	} jrliodnr[4];
83  	u8	res2[0x2c];
84  	u32	jrstartr;	/* Job Ring Start Register */
85  	struct {
86  		u32	ms;	/* RTIC LIODN Register, MS */
87  		u32	ls;	/* RTIC LIODN Register, LS */
88  	} rticliodnr[4];
89  	u8	res3[0x1c];
90  	u32	decorr;		/* DECO Request Register */
91  	struct {
92  		u32	ms;	/* DECO LIODN Register, MS */
93  		u32	ls;	/* DECO LIODN Register, LS */
94  	} decoliodnr[8];
95  	u8	res4[0x40];
96  	u32	dar;		/* DECO Avail Register */
97  	u32	drr;		/* DECO Reset Register */
98  	u8	res5[0x4d8];
99  	struct rng4tst rng;	/* RNG Registers */
100  	u8	res6[0x8a0];
101  	u32	crnr_ms;	/* CHA Revision Number Register, MS */
102  	u32	crnr_ls;	/* CHA Revision Number Register, LS */
103  	u32	ctpr_ms;	/* Compile Time Parameters Register, MS */
104  	u32	ctpr_ls;	/* Compile Time Parameters Register, LS */
105  	u8	res7[0x10];
106  	u32	far_ms;		/* Fault Address Register, MS */
107  	u32	far_ls;		/* Fault Address Register, LS */
108  	u32	falr;		/* Fault Address LIODN Register */
109  	u32	fadr;		/* Fault Address Detail Register */
110  	u8	res8[0x4];
111  	u32	csta;		/* CAAM Status Register */
112  	u32	smpart;		/* Secure Memory Partition Parameters */
113  	u32	smvid;		/* Secure Memory Version ID */
114  	u32	rvid;		/* Run Time Integrity Checking Version ID Reg.*/
115  	u32	ccbvid;		/* CHA Cluster Block Version ID Register */
116  	u32	chavid_ms;	/* CHA Version ID Register, MS */
117  	u32	chavid_ls;	/* CHA Version ID Register, LS */
118  	u32	chanum_ms;	/* CHA Number Register, MS */
119  	u32	chanum_ls;	/* CHA Number Register, LS */
120  	u32	secvid_ms;	/* SEC Version ID Register, MS */
121  	u32	secvid_ls;	/* SEC Version ID Register, LS */
122  	u8	res9[0x6020];
123  	u32	qilcr_ms;	/* Queue Interface LIODN CFG Register, MS */
124  	u32	qilcr_ls;	/* Queue Interface LIODN CFG Register, LS */
125  	u8	res10[0x8fd8];
126  } ccsr_sec_t;
127  
128  #define SEC_CTPR_MS_AXI_LIODN		0x08000000
129  #define SEC_CTPR_MS_QI			0x02000000
130  #define SEC_CTPR_MS_VIRT_EN_INCL	0x00000001
131  #define SEC_CTPR_MS_VIRT_EN_POR		0x00000002
132  #define SEC_RVID_MA			0x0f000000
133  #define SEC_CHANUM_MS_JRNUM_MASK	0xf0000000
134  #define SEC_CHANUM_MS_JRNUM_SHIFT	28
135  #define SEC_CHANUM_MS_DECONUM_MASK	0x0f000000
136  #define SEC_CHANUM_MS_DECONUM_SHIFT	24
137  #define SEC_SECVID_MS_IPID_MASK	0xffff0000
138  #define SEC_SECVID_MS_IPID_SHIFT	16
139  #define SEC_SECVID_MS_MAJ_REV_MASK	0x0000ff00
140  #define SEC_SECVID_MS_MAJ_REV_SHIFT	8
141  #define SEC_CCBVID_ERA_MASK		0xff000000
142  #define SEC_CCBVID_ERA_SHIFT		24
143  #define SEC_SCFGR_RDBENABLE		0x00000400
144  #define SEC_SCFGR_VIRT_EN		0x00008000
145  #define SEC_CHAVID_LS_RNG_SHIFT		16
146  #define SEC_CHAVID_RNG_LS_MASK		0x000f0000
147  
148  #define CONFIG_JRSTARTR_JR0		0x00000001
149  
150  struct jr_regs {
151  #if defined(CONFIG_SYS_FSL_SEC_LE) && \
152  	!(defined(CONFIG_MX6) || defined(CONFIG_MX7))
153  	u32 irba_l;
154  	u32 irba_h;
155  #else
156  	u32 irba_h;
157  	u32 irba_l;
158  #endif
159  	u32 rsvd1;
160  	u32 irs;
161  	u32 rsvd2;
162  	u32 irsa;
163  	u32 rsvd3;
164  	u32 irja;
165  #if defined(CONFIG_SYS_FSL_SEC_LE) && \
166  	!(defined(CONFIG_MX6) || defined(CONFIG_MX7))
167  	u32 orba_l;
168  	u32 orba_h;
169  #else
170  	u32 orba_h;
171  	u32 orba_l;
172  #endif
173  	u32 rsvd4;
174  	u32 ors;
175  	u32 rsvd5;
176  	u32 orjr;
177  	u32 rsvd6;
178  	u32 orsf;
179  	u32 rsvd7;
180  	u32 jrsta;
181  	u32 rsvd8;
182  	u32 jrint;
183  	u32 jrcfg0;
184  	u32 jrcfg1;
185  	u32 rsvd9;
186  	u32 irri;
187  	u32 rsvd10;
188  	u32 orwi;
189  	u32 rsvd11;
190  	u32 jrcr;
191  };
192  
193  /*
194   * Scatter Gather Entry - Specifies the the Scatter Gather Format
195   * related information
196   */
197  struct sg_entry {
198  #if defined(CONFIG_SYS_FSL_SEC_LE) && \
199  	!(defined(CONFIG_MX6) || defined(CONFIG_MX7))
200  	uint32_t addr_lo;	/* Memory Address - lo */
201  	uint32_t addr_hi;	/* Memory Address of start of buffer - hi */
202  #else
203  	uint32_t addr_hi;	/* Memory Address of start of buffer - hi */
204  	uint32_t addr_lo;	/* Memory Address - lo */
205  #endif
206  
207  	uint32_t len_flag;	/* Length of the data in the frame */
208  #define SG_ENTRY_LENGTH_MASK	0x3FFFFFFF
209  #define SG_ENTRY_EXTENSION_BIT	0x80000000
210  #define SG_ENTRY_FINAL_BIT	0x40000000
211  	uint32_t bpid_offset;
212  #define SG_ENTRY_BPID_MASK	0x00FF0000
213  #define SG_ENTRY_BPID_SHIFT	16
214  #define SG_ENTRY_OFFSET_MASK	0x00001FFF
215  #define SG_ENTRY_OFFSET_SHIFT	0
216  };
217  
218  #define BLOB_SIZE(x)		((x) + 32 + 16) /* Blob buffer size */
219  
220  #if defined(CONFIG_MX6) || defined(CONFIG_MX7)
221  /* Job Ring Base Address */
222  #define JR_BASE_ADDR(x) (CONFIG_SYS_FSL_SEC_ADDR + 0x1000 * (x + 1))
223  /* Secure Memory Offset varies accross versions */
224  #define SM_V1_OFFSET 0x0f4
225  #define SM_V2_OFFSET 0xa00
226  /*Secure Memory Versioning */
227  #define SMVID_V2 0x20105
228  #define SM_VERSION(x)  (x < SMVID_V2 ? 1 : 2)
229  #define SM_OFFSET(x)  (x == 1 ? SM_V1_OFFSET : SM_V2_OFFSET)
230  /* CAAM Job Ring 0 Registers */
231  /* Secure Memory Partition Owner register */
232  #define SMCSJR_PO		(3 << 6)
233  /* JR Allocation Error */
234  #define SMCSJR_AERR		(3 << 12)
235  /* Secure memory partition 0 page 0 owner register */
236  #define CAAM_SMPO_0	    (CONFIG_SYS_FSL_SEC_ADDR + 0x1FBC)
237  /* Secure memory command register */
238  #define CAAM_SMCJR(v, jr)   (JR_BASE_ADDR(jr) + SM_OFFSET(v) + SM_CMD(v))
239  /* Secure memory command status register */
240  #define CAAM_SMCSJR(v, jr)  (JR_BASE_ADDR(jr) + SM_OFFSET(v) + SM_STATUS(v))
241  /* Secure memory access permissions register */
242  #define CAAM_SMAPJR(v, jr, y) \
243  	(JR_BASE_ADDR(jr) + SM_OFFSET(v) + SM_PERM(v) + y * 16)
244  /* Secure memory access group 2 register */
245  #define CAAM_SMAG2JR(v, jr, y) \
246  	(JR_BASE_ADDR(jr) + SM_OFFSET(v) + SM_GROUP2(v) + y * 16)
247  /* Secure memory access group 1 register */
248  #define CAAM_SMAG1JR(v, jr, y)  \
249  	(JR_BASE_ADDR(jr) + SM_OFFSET(v) + SM_GROUP1(v) + y * 16)
250  
251  /* Commands and macros for secure memory */
252  #define SM_CMD(v)		(v == 1 ? 0x0 : 0x1E4)
253  #define SM_STATUS(v)		(v == 1 ? 0x8 : 0x1EC)
254  #define SM_PERM(v)		(v == 1 ?  0x10 : 0x4)
255  #define SM_GROUP2(v)		(v == 1 ? 0x14 : 0x8)
256  #define SM_GROUP1(v)		(v == 1 ? 0x18 : 0xC)
257  #define CMD_PAGE_ALLOC		0x1
258  #define CMD_PAGE_DEALLOC	0x2
259  #define CMD_PART_DEALLOC	0x3
260  #define CMD_INQUIRY		0x5
261  #define CMD_COMPLETE		(3 << 14)
262  #define PAGE_AVAILABLE		0
263  #define PAGE_OWNED		(3 << 6)
264  #define PAGE(x)			(x << 16)
265  #define PARTITION(x)		(x << 8)
266  #define PARTITION_OWNER(x)	(0x3 << (x*2))
267  
268  /* Address of secure 4kbyte pages */
269  #define SEC_MEM_PAGE0		CAAM_ARB_BASE_ADDR
270  #define SEC_MEM_PAGE1		(CAAM_ARB_BASE_ADDR + 0x1000)
271  #define SEC_MEM_PAGE2		(CAAM_ARB_BASE_ADDR + 0x2000)
272  #define SEC_MEM_PAGE3		(CAAM_ARB_BASE_ADDR + 0x3000)
273  
274  #define JR_MID			2               /* Matches ROM configuration */
275  #define KS_G1			(1 << JR_MID)   /* CAAM only */
276  #define PERM			0x0000B008      /* Clear on release, lock SMAP
277  						 * lock SMAG group 1 Blob */
278  
279  /* HAB WRAPPED KEY header */
280  #define WRP_HDR_SIZE		0x08
281  #define HDR_TAG			0x81
282  #define HDR_PAR			0x41
283  /* HAB WRAPPED KEY Data */
284  #define HAB_MOD			0x66
285  #define HAB_ALG			0x55
286  #define HAB_FLG			0x00
287  
288  /* Partition and Page IDs */
289  #define PARTITION_1	1
290  #define PAGE_1			1
291  
292  #define ERROR_IN_PAGE_ALLOC	1
293  #define ECONSTRJDESC   -1
294  
295  #endif
296  
297  /* blob_dek:
298   * Encapsulates the src in a secure blob and stores it dst
299   * @src: reference to the plaintext
300   * @dst: reference to the output adrress
301   * @len: size in bytes of src
302   * @return: 0 on success, error otherwise
303   */
304  int blob_dek(const u8 *src, u8 *dst, u8 len);
305  
306  #if defined(CONFIG_ARCH_C29X)
307  int sec_init_idx(uint8_t);
308  #endif
309  int sec_init(void);
310  #endif
311  
312  #endif /* __FSL_SEC_H */
313