1#ifndef HW_NVME_DIF_H
2#define HW_NVME_DIF_H
3
4
5static const uint16_t crc16_t10dif_table[256] = {
6 0x0000, 0x8BB7, 0x9CD9, 0x176E, 0xB205, 0x39B2, 0x2EDC, 0xA56B,
7 0xEFBD, 0x640A, 0x7364, 0xF8D3, 0x5DB8, 0xD60F, 0xC161, 0x4AD6,
8 0x54CD, 0xDF7A, 0xC814, 0x43A3, 0xE6C8, 0x6D7F, 0x7A11, 0xF1A6,
9 0xBB70, 0x30C7, 0x27A9, 0xAC1E, 0x0975, 0x82C2, 0x95AC, 0x1E1B,
10 0xA99A, 0x222D, 0x3543, 0xBEF4, 0x1B9F, 0x9028, 0x8746, 0x0CF1,
11 0x4627, 0xCD90, 0xDAFE, 0x5149, 0xF422, 0x7F95, 0x68FB, 0xE34C,
12 0xFD57, 0x76E0, 0x618E, 0xEA39, 0x4F52, 0xC4E5, 0xD38B, 0x583C,
13 0x12EA, 0x995D, 0x8E33, 0x0584, 0xA0EF, 0x2B58, 0x3C36, 0xB781,
14 0xD883, 0x5334, 0x445A, 0xCFED, 0x6A86, 0xE131, 0xF65F, 0x7DE8,
15 0x373E, 0xBC89, 0xABE7, 0x2050, 0x853B, 0x0E8C, 0x19E2, 0x9255,
16 0x8C4E, 0x07F9, 0x1097, 0x9B20, 0x3E4B, 0xB5FC, 0xA292, 0x2925,
17 0x63F3, 0xE844, 0xFF2A, 0x749D, 0xD1F6, 0x5A41, 0x4D2F, 0xC698,
18 0x7119, 0xFAAE, 0xEDC0, 0x6677, 0xC31C, 0x48AB, 0x5FC5, 0xD472,
19 0x9EA4, 0x1513, 0x027D, 0x89CA, 0x2CA1, 0xA716, 0xB078, 0x3BCF,
20 0x25D4, 0xAE63, 0xB90D, 0x32BA, 0x97D1, 0x1C66, 0x0B08, 0x80BF,
21 0xCA69, 0x41DE, 0x56B0, 0xDD07, 0x786C, 0xF3DB, 0xE4B5, 0x6F02,
22 0x3AB1, 0xB106, 0xA668, 0x2DDF, 0x88B4, 0x0303, 0x146D, 0x9FDA,
23 0xD50C, 0x5EBB, 0x49D5, 0xC262, 0x6709, 0xECBE, 0xFBD0, 0x7067,
24 0x6E7C, 0xE5CB, 0xF2A5, 0x7912, 0xDC79, 0x57CE, 0x40A0, 0xCB17,
25 0x81C1, 0x0A76, 0x1D18, 0x96AF, 0x33C4, 0xB873, 0xAF1D, 0x24AA,
26 0x932B, 0x189C, 0x0FF2, 0x8445, 0x212E, 0xAA99, 0xBDF7, 0x3640,
27 0x7C96, 0xF721, 0xE04F, 0x6BF8, 0xCE93, 0x4524, 0x524A, 0xD9FD,
28 0xC7E6, 0x4C51, 0x5B3F, 0xD088, 0x75E3, 0xFE54, 0xE93A, 0x628D,
29 0x285B, 0xA3EC, 0xB482, 0x3F35, 0x9A5E, 0x11E9, 0x0687, 0x8D30,
30 0xE232, 0x6985, 0x7EEB, 0xF55C, 0x5037, 0xDB80, 0xCCEE, 0x4759,
31 0x0D8F, 0x8638, 0x9156, 0x1AE1, 0xBF8A, 0x343D, 0x2353, 0xA8E4,
32 0xB6FF, 0x3D48, 0x2A26, 0xA191, 0x04FA, 0x8F4D, 0x9823, 0x1394,
33 0x5942, 0xD2F5, 0xC59B, 0x4E2C, 0xEB47, 0x60F0, 0x779E, 0xFC29,
34 0x4BA8, 0xC01F, 0xD771, 0x5CC6, 0xF9AD, 0x721A, 0x6574, 0xEEC3,
35 0xA415, 0x2FA2, 0x38CC, 0xB37B, 0x1610, 0x9DA7, 0x8AC9, 0x017E,
36 0x1F65, 0x94D2, 0x83BC, 0x080B, 0xAD60, 0x26D7, 0x31B9, 0xBA0E,
37 0xF0D8, 0x7B6F, 0x6C01, 0xE7B6, 0x42DD, 0xC96A, 0xDE04, 0x55B3
38};
39
40#define CRC64_NVME_POLY 0x9A6C9329AC4BC9B5ULL
41
42static const uint64_t crc64_nvme_table[] = {
43 0x0000000000000000ULL, 0x7F6EF0C830358979ULL,
44 0xFEDDE190606B12F2ULL, 0x81B31158505E9B8BULL,
45 0xC962E5739841B68FULL, 0xB60C15BBA8743FF6ULL,
46 0x37BF04E3F82AA47DULL, 0x48D1F42BC81F2D04ULL,
47 0xA61CECB46814FE75ULL, 0xD9721C7C5821770CULL,
48 0x58C10D24087FEC87ULL, 0x27AFFDEC384A65FEULL,
49 0x6F7E09C7F05548FAULL, 0x1010F90FC060C183ULL,
50 0x91A3E857903E5A08ULL, 0xEECD189FA00BD371ULL,
51 0x78E0FF3B88BE6F81ULL, 0x078E0FF3B88BE6F8ULL,
52 0x863D1EABE8D57D73ULL, 0xF953EE63D8E0F40AULL,
53 0xB1821A4810FFD90EULL, 0xCEECEA8020CA5077ULL,
54 0x4F5FFBD87094CBFCULL, 0x30310B1040A14285ULL,
55 0xDEFC138FE0AA91F4ULL, 0xA192E347D09F188DULL,
56 0x2021F21F80C18306ULL, 0x5F4F02D7B0F40A7FULL,
57 0x179EF6FC78EB277BULL, 0x68F0063448DEAE02ULL,
58 0xE943176C18803589ULL, 0x962DE7A428B5BCF0ULL,
59 0xF1C1FE77117CDF02ULL, 0x8EAF0EBF2149567BULL,
60 0x0F1C1FE77117CDF0ULL, 0x7072EF2F41224489ULL,
61 0x38A31B04893D698DULL, 0x47CDEBCCB908E0F4ULL,
62 0xC67EFA94E9567B7FULL, 0xB9100A5CD963F206ULL,
63 0x57DD12C379682177ULL, 0x28B3E20B495DA80EULL,
64 0xA900F35319033385ULL, 0xD66E039B2936BAFCULL,
65 0x9EBFF7B0E12997F8ULL, 0xE1D10778D11C1E81ULL,
66 0x606216208142850AULL, 0x1F0CE6E8B1770C73ULL,
67 0x8921014C99C2B083ULL, 0xF64FF184A9F739FAULL,
68 0x77FCE0DCF9A9A271ULL, 0x08921014C99C2B08ULL,
69 0x4043E43F0183060CULL, 0x3F2D14F731B68F75ULL,
70 0xBE9E05AF61E814FEULL, 0xC1F0F56751DD9D87ULL,
71 0x2F3DEDF8F1D64EF6ULL, 0x50531D30C1E3C78FULL,
72 0xD1E00C6891BD5C04ULL, 0xAE8EFCA0A188D57DULL,
73 0xE65F088B6997F879ULL, 0x9931F84359A27100ULL,
74 0x1882E91B09FCEA8BULL, 0x67EC19D339C963F2ULL,
75 0xD75ADABD7A6E2D6FULL, 0xA8342A754A5BA416ULL,
76 0x29873B2D1A053F9DULL, 0x56E9CBE52A30B6E4ULL,
77 0x1E383FCEE22F9BE0ULL, 0x6156CF06D21A1299ULL,
78 0xE0E5DE5E82448912ULL, 0x9F8B2E96B271006BULL,
79 0x71463609127AD31AULL, 0x0E28C6C1224F5A63ULL,
80 0x8F9BD7997211C1E8ULL, 0xF0F5275142244891ULL,
81 0xB824D37A8A3B6595ULL, 0xC74A23B2BA0EECECULL,
82 0x46F932EAEA507767ULL, 0x3997C222DA65FE1EULL,
83 0xAFBA2586F2D042EEULL, 0xD0D4D54EC2E5CB97ULL,
84 0x5167C41692BB501CULL, 0x2E0934DEA28ED965ULL,
85 0x66D8C0F56A91F461ULL, 0x19B6303D5AA47D18ULL,
86 0x980521650AFAE693ULL, 0xE76BD1AD3ACF6FEAULL,
87 0x09A6C9329AC4BC9BULL, 0x76C839FAAAF135E2ULL,
88 0xF77B28A2FAAFAE69ULL, 0x8815D86ACA9A2710ULL,
89 0xC0C42C4102850A14ULL, 0xBFAADC8932B0836DULL,
90 0x3E19CDD162EE18E6ULL, 0x41773D1952DB919FULL,
91 0x269B24CA6B12F26DULL, 0x59F5D4025B277B14ULL,
92 0xD846C55A0B79E09FULL, 0xA72835923B4C69E6ULL,
93 0xEFF9C1B9F35344E2ULL, 0x90973171C366CD9BULL,
94 0x1124202993385610ULL, 0x6E4AD0E1A30DDF69ULL,
95 0x8087C87E03060C18ULL, 0xFFE938B633338561ULL,
96 0x7E5A29EE636D1EEAULL, 0x0134D92653589793ULL,
97 0x49E52D0D9B47BA97ULL, 0x368BDDC5AB7233EEULL,
98 0xB738CC9DFB2CA865ULL, 0xC8563C55CB19211CULL,
99 0x5E7BDBF1E3AC9DECULL, 0x21152B39D3991495ULL,
100 0xA0A63A6183C78F1EULL, 0xDFC8CAA9B3F20667ULL,
101 0x97193E827BED2B63ULL, 0xE877CE4A4BD8A21AULL,
102 0x69C4DF121B863991ULL, 0x16AA2FDA2BB3B0E8ULL,
103 0xF86737458BB86399ULL, 0x8709C78DBB8DEAE0ULL,
104 0x06BAD6D5EBD3716BULL, 0x79D4261DDBE6F812ULL,
105 0x3105D23613F9D516ULL, 0x4E6B22FE23CC5C6FULL,
106 0xCFD833A67392C7E4ULL, 0xB0B6C36E43A74E9DULL,
107 0x9A6C9329AC4BC9B5ULL, 0xE50263E19C7E40CCULL,
108 0x64B172B9CC20DB47ULL, 0x1BDF8271FC15523EULL,
109 0x530E765A340A7F3AULL, 0x2C608692043FF643ULL,
110 0xADD397CA54616DC8ULL, 0xD2BD67026454E4B1ULL,
111 0x3C707F9DC45F37C0ULL, 0x431E8F55F46ABEB9ULL,
112 0xC2AD9E0DA4342532ULL, 0xBDC36EC59401AC4BULL,
113 0xF5129AEE5C1E814FULL, 0x8A7C6A266C2B0836ULL,
114 0x0BCF7B7E3C7593BDULL, 0x74A18BB60C401AC4ULL,
115 0xE28C6C1224F5A634ULL, 0x9DE29CDA14C02F4DULL,
116 0x1C518D82449EB4C6ULL, 0x633F7D4A74AB3DBFULL,
117 0x2BEE8961BCB410BBULL, 0x548079A98C8199C2ULL,
118 0xD53368F1DCDF0249ULL, 0xAA5D9839ECEA8B30ULL,
119 0x449080A64CE15841ULL, 0x3BFE706E7CD4D138ULL,
120 0xBA4D61362C8A4AB3ULL, 0xC52391FE1CBFC3CAULL,
121 0x8DF265D5D4A0EECEULL, 0xF29C951DE49567B7ULL,
122 0x732F8445B4CBFC3CULL, 0x0C41748D84FE7545ULL,
123 0x6BAD6D5EBD3716B7ULL, 0x14C39D968D029FCEULL,
124 0x95708CCEDD5C0445ULL, 0xEA1E7C06ED698D3CULL,
125 0xA2CF882D2576A038ULL, 0xDDA178E515432941ULL,
126 0x5C1269BD451DB2CAULL, 0x237C997575283BB3ULL,
127 0xCDB181EAD523E8C2ULL, 0xB2DF7122E51661BBULL,
128 0x336C607AB548FA30ULL, 0x4C0290B2857D7349ULL,
129 0x04D364994D625E4DULL, 0x7BBD94517D57D734ULL,
130 0xFA0E85092D094CBFULL, 0x856075C11D3CC5C6ULL,
131 0x134D926535897936ULL, 0x6C2362AD05BCF04FULL,
132 0xED9073F555E26BC4ULL, 0x92FE833D65D7E2BDULL,
133 0xDA2F7716ADC8CFB9ULL, 0xA54187DE9DFD46C0ULL,
134 0x24F29686CDA3DD4BULL, 0x5B9C664EFD965432ULL,
135 0xB5517ED15D9D8743ULL, 0xCA3F8E196DA80E3AULL,
136 0x4B8C9F413DF695B1ULL, 0x34E26F890DC31CC8ULL,
137 0x7C339BA2C5DC31CCULL, 0x035D6B6AF5E9B8B5ULL,
138 0x82EE7A32A5B7233EULL, 0xFD808AFA9582AA47ULL,
139 0x4D364994D625E4DAULL, 0x3258B95CE6106DA3ULL,
140 0xB3EBA804B64EF628ULL, 0xCC8558CC867B7F51ULL,
141 0x8454ACE74E645255ULL, 0xFB3A5C2F7E51DB2CULL,
142 0x7A894D772E0F40A7ULL, 0x05E7BDBF1E3AC9DEULL,
143 0xEB2AA520BE311AAFULL, 0x944455E88E0493D6ULL,
144 0x15F744B0DE5A085DULL, 0x6A99B478EE6F8124ULL,
145 0x224840532670AC20ULL, 0x5D26B09B16452559ULL,
146 0xDC95A1C3461BBED2ULL, 0xA3FB510B762E37ABULL,
147 0x35D6B6AF5E9B8B5BULL, 0x4AB846676EAE0222ULL,
148 0xCB0B573F3EF099A9ULL, 0xB465A7F70EC510D0ULL,
149 0xFCB453DCC6DA3DD4ULL, 0x83DAA314F6EFB4ADULL,
150 0x0269B24CA6B12F26ULL, 0x7D0742849684A65FULL,
151 0x93CA5A1B368F752EULL, 0xECA4AAD306BAFC57ULL,
152 0x6D17BB8B56E467DCULL, 0x12794B4366D1EEA5ULL,
153 0x5AA8BF68AECEC3A1ULL, 0x25C64FA09EFB4AD8ULL,
154 0xA4755EF8CEA5D153ULL, 0xDB1BAE30FE90582AULL,
155 0xBCF7B7E3C7593BD8ULL, 0xC399472BF76CB2A1ULL,
156 0x422A5673A732292AULL, 0x3D44A6BB9707A053ULL,
157 0x759552905F188D57ULL, 0x0AFBA2586F2D042EULL,
158 0x8B48B3003F739FA5ULL, 0xF42643C80F4616DCULL,
159 0x1AEB5B57AF4DC5ADULL, 0x6585AB9F9F784CD4ULL,
160 0xE436BAC7CF26D75FULL, 0x9B584A0FFF135E26ULL,
161 0xD389BE24370C7322ULL, 0xACE74EEC0739FA5BULL,
162 0x2D545FB4576761D0ULL, 0x523AAF7C6752E8A9ULL,
163 0xC41748D84FE75459ULL, 0xBB79B8107FD2DD20ULL,
164 0x3ACAA9482F8C46ABULL, 0x45A459801FB9CFD2ULL,
165 0x0D75ADABD7A6E2D6ULL, 0x721B5D63E7936BAFULL,
166 0xF3A84C3BB7CDF024ULL, 0x8CC6BCF387F8795DULL,
167 0x620BA46C27F3AA2CULL, 0x1D6554A417C62355ULL,
168 0x9CD645FC4798B8DEULL, 0xE3B8B53477AD31A7ULL,
169 0xAB69411FBFB21CA3ULL, 0xD407B1D78F8795DAULL,
170 0x55B4A08FDFD90E51ULL, 0x2ADA5047EFEC8728ULL,
171};
172
173static inline size_t nvme_pi_tuple_size(NvmeNamespace *ns)
174{
175 return ns->pif ? 16 : 8;
176}
177
178uint16_t nvme_check_prinfo(NvmeNamespace *ns, uint8_t prinfo, uint64_t slba,
179 uint64_t reftag);
180uint16_t nvme_dif_mangle_mdata(NvmeNamespace *ns, uint8_t *mbuf, size_t mlen,
181 uint64_t slba);
182void nvme_dif_pract_generate_dif(NvmeNamespace *ns, uint8_t *buf, size_t len,
183 uint8_t *mbuf, size_t mlen, uint16_t apptag,
184 uint64_t *reftag);
185uint16_t nvme_dif_check(NvmeNamespace *ns, uint8_t *buf, size_t len,
186 uint8_t *mbuf, size_t mlen, uint8_t prinfo,
187 uint64_t slba, uint16_t apptag,
188 uint16_t appmask, uint64_t *reftag);
189uint16_t nvme_dif_rw(NvmeCtrl *n, NvmeRequest *req);
190
191#endif
192
