xref: /openbmc/qemu/include/block/nvme.h (revision 6c3a9247)
1 #ifndef BLOCK_NVME_H
2 #define BLOCK_NVME_H
3 
4 typedef struct QEMU_PACKED NvmeBar {
5     uint64_t    cap;
6     uint32_t    vs;
7     uint32_t    intms;
8     uint32_t    intmc;
9     uint32_t    cc;
10     uint8_t     rsvd24[4];
11     uint32_t    csts;
12     uint32_t    nssr;
13     uint32_t    aqa;
14     uint64_t    asq;
15     uint64_t    acq;
16     uint32_t    cmbloc;
17     uint32_t    cmbsz;
18     uint32_t    bpinfo;
19     uint32_t    bprsel;
20     uint64_t    bpmbl;
21     uint64_t    cmbmsc;
22     uint32_t    cmbsts;
23     uint8_t     rsvd92[3492];
24     uint32_t    pmrcap;
25     uint32_t    pmrctl;
26     uint32_t    pmrsts;
27     uint32_t    pmrebs;
28     uint32_t    pmrswtp;
29     uint32_t    pmrmscl;
30     uint32_t    pmrmscu;
31     uint8_t     css[484];
32 } NvmeBar;
33 
34 enum NvmeBarRegs {
35     NVME_REG_CAP     = offsetof(NvmeBar, cap),
36     NVME_REG_VS      = offsetof(NvmeBar, vs),
37     NVME_REG_INTMS   = offsetof(NvmeBar, intms),
38     NVME_REG_INTMC   = offsetof(NvmeBar, intmc),
39     NVME_REG_CC      = offsetof(NvmeBar, cc),
40     NVME_REG_CSTS    = offsetof(NvmeBar, csts),
41     NVME_REG_NSSR    = offsetof(NvmeBar, nssr),
42     NVME_REG_AQA     = offsetof(NvmeBar, aqa),
43     NVME_REG_ASQ     = offsetof(NvmeBar, asq),
44     NVME_REG_ACQ     = offsetof(NvmeBar, acq),
45     NVME_REG_CMBLOC  = offsetof(NvmeBar, cmbloc),
46     NVME_REG_CMBSZ   = offsetof(NvmeBar, cmbsz),
47     NVME_REG_BPINFO  = offsetof(NvmeBar, bpinfo),
48     NVME_REG_BPRSEL  = offsetof(NvmeBar, bprsel),
49     NVME_REG_BPMBL   = offsetof(NvmeBar, bpmbl),
50     NVME_REG_CMBMSC  = offsetof(NvmeBar, cmbmsc),
51     NVME_REG_CMBSTS  = offsetof(NvmeBar, cmbsts),
52     NVME_REG_PMRCAP  = offsetof(NvmeBar, pmrcap),
53     NVME_REG_PMRCTL  = offsetof(NvmeBar, pmrctl),
54     NVME_REG_PMRSTS  = offsetof(NvmeBar, pmrsts),
55     NVME_REG_PMREBS  = offsetof(NvmeBar, pmrebs),
56     NVME_REG_PMRSWTP = offsetof(NvmeBar, pmrswtp),
57     NVME_REG_PMRMSCL = offsetof(NvmeBar, pmrmscl),
58     NVME_REG_PMRMSCU = offsetof(NvmeBar, pmrmscu),
59 };
60 
61 enum NvmeCapShift {
62     CAP_MQES_SHIFT     = 0,
63     CAP_CQR_SHIFT      = 16,
64     CAP_AMS_SHIFT      = 17,
65     CAP_TO_SHIFT       = 24,
66     CAP_DSTRD_SHIFT    = 32,
67     CAP_NSSRS_SHIFT    = 36,
68     CAP_CSS_SHIFT      = 37,
69     CAP_MPSMIN_SHIFT   = 48,
70     CAP_MPSMAX_SHIFT   = 52,
71     CAP_PMRS_SHIFT     = 56,
72     CAP_CMBS_SHIFT     = 57,
73 };
74 
75 enum NvmeCapMask {
76     CAP_MQES_MASK      = 0xffff,
77     CAP_CQR_MASK       = 0x1,
78     CAP_AMS_MASK       = 0x3,
79     CAP_TO_MASK        = 0xff,
80     CAP_DSTRD_MASK     = 0xf,
81     CAP_NSSRS_MASK     = 0x1,
82     CAP_CSS_MASK       = 0xff,
83     CAP_MPSMIN_MASK    = 0xf,
84     CAP_MPSMAX_MASK    = 0xf,
85     CAP_PMRS_MASK      = 0x1,
86     CAP_CMBS_MASK      = 0x1,
87 };
88 
89 #define NVME_CAP_MQES(cap)  (((cap) >> CAP_MQES_SHIFT)   & CAP_MQES_MASK)
90 #define NVME_CAP_CQR(cap)   (((cap) >> CAP_CQR_SHIFT)    & CAP_CQR_MASK)
91 #define NVME_CAP_AMS(cap)   (((cap) >> CAP_AMS_SHIFT)    & CAP_AMS_MASK)
92 #define NVME_CAP_TO(cap)    (((cap) >> CAP_TO_SHIFT)     & CAP_TO_MASK)
93 #define NVME_CAP_DSTRD(cap) (((cap) >> CAP_DSTRD_SHIFT)  & CAP_DSTRD_MASK)
94 #define NVME_CAP_NSSRS(cap) (((cap) >> CAP_NSSRS_SHIFT)  & CAP_NSSRS_MASK)
95 #define NVME_CAP_CSS(cap)   (((cap) >> CAP_CSS_SHIFT)    & CAP_CSS_MASK)
96 #define NVME_CAP_MPSMIN(cap)(((cap) >> CAP_MPSMIN_SHIFT) & CAP_MPSMIN_MASK)
97 #define NVME_CAP_MPSMAX(cap)(((cap) >> CAP_MPSMAX_SHIFT) & CAP_MPSMAX_MASK)
98 #define NVME_CAP_PMRS(cap)  (((cap) >> CAP_PMRS_SHIFT)   & CAP_PMRS_MASK)
99 #define NVME_CAP_CMBS(cap)  (((cap) >> CAP_CMBS_SHIFT)   & CAP_CMBS_MASK)
100 
101 #define NVME_CAP_SET_MQES(cap, val)   (cap |= (uint64_t)(val & CAP_MQES_MASK)  \
102                                                            << CAP_MQES_SHIFT)
103 #define NVME_CAP_SET_CQR(cap, val)    (cap |= (uint64_t)(val & CAP_CQR_MASK)   \
104                                                            << CAP_CQR_SHIFT)
105 #define NVME_CAP_SET_AMS(cap, val)    (cap |= (uint64_t)(val & CAP_AMS_MASK)   \
106                                                            << CAP_AMS_SHIFT)
107 #define NVME_CAP_SET_TO(cap, val)     (cap |= (uint64_t)(val & CAP_TO_MASK)    \
108                                                            << CAP_TO_SHIFT)
109 #define NVME_CAP_SET_DSTRD(cap, val)  (cap |= (uint64_t)(val & CAP_DSTRD_MASK) \
110                                                            << CAP_DSTRD_SHIFT)
111 #define NVME_CAP_SET_NSSRS(cap, val)  (cap |= (uint64_t)(val & CAP_NSSRS_MASK) \
112                                                            << CAP_NSSRS_SHIFT)
113 #define NVME_CAP_SET_CSS(cap, val)    (cap |= (uint64_t)(val & CAP_CSS_MASK)   \
114                                                            << CAP_CSS_SHIFT)
115 #define NVME_CAP_SET_MPSMIN(cap, val) (cap |= (uint64_t)(val & CAP_MPSMIN_MASK)\
116                                                            << CAP_MPSMIN_SHIFT)
117 #define NVME_CAP_SET_MPSMAX(cap, val) (cap |= (uint64_t)(val & CAP_MPSMAX_MASK)\
118                                                            << CAP_MPSMAX_SHIFT)
119 #define NVME_CAP_SET_PMRS(cap, val)   (cap |= (uint64_t)(val & CAP_PMRS_MASK)  \
120                                                            << CAP_PMRS_SHIFT)
121 #define NVME_CAP_SET_CMBS(cap, val)   (cap |= (uint64_t)(val & CAP_CMBS_MASK)  \
122                                                            << CAP_CMBS_SHIFT)
123 
124 enum NvmeCapCss {
125     NVME_CAP_CSS_NVM        = 1 << 0,
126     NVME_CAP_CSS_CSI_SUPP   = 1 << 6,
127     NVME_CAP_CSS_ADMIN_ONLY = 1 << 7,
128 };
129 
130 enum NvmeCcShift {
131     CC_EN_SHIFT     = 0,
132     CC_CSS_SHIFT    = 4,
133     CC_MPS_SHIFT    = 7,
134     CC_AMS_SHIFT    = 11,
135     CC_SHN_SHIFT    = 14,
136     CC_IOSQES_SHIFT = 16,
137     CC_IOCQES_SHIFT = 20,
138 };
139 
140 enum NvmeCcMask {
141     CC_EN_MASK      = 0x1,
142     CC_CSS_MASK     = 0x7,
143     CC_MPS_MASK     = 0xf,
144     CC_AMS_MASK     = 0x7,
145     CC_SHN_MASK     = 0x3,
146     CC_IOSQES_MASK  = 0xf,
147     CC_IOCQES_MASK  = 0xf,
148 };
149 
150 #define NVME_CC_EN(cc)     ((cc >> CC_EN_SHIFT)     & CC_EN_MASK)
151 #define NVME_CC_CSS(cc)    ((cc >> CC_CSS_SHIFT)    & CC_CSS_MASK)
152 #define NVME_CC_MPS(cc)    ((cc >> CC_MPS_SHIFT)    & CC_MPS_MASK)
153 #define NVME_CC_AMS(cc)    ((cc >> CC_AMS_SHIFT)    & CC_AMS_MASK)
154 #define NVME_CC_SHN(cc)    ((cc >> CC_SHN_SHIFT)    & CC_SHN_MASK)
155 #define NVME_CC_IOSQES(cc) ((cc >> CC_IOSQES_SHIFT) & CC_IOSQES_MASK)
156 #define NVME_CC_IOCQES(cc) ((cc >> CC_IOCQES_SHIFT) & CC_IOCQES_MASK)
157 
158 enum NvmeCcCss {
159     NVME_CC_CSS_NVM        = 0x0,
160     NVME_CC_CSS_CSI        = 0x6,
161     NVME_CC_CSS_ADMIN_ONLY = 0x7,
162 };
163 
164 #define NVME_SET_CC_EN(cc, val)     \
165     (cc |= (uint32_t)((val) & CC_EN_MASK) << CC_EN_SHIFT)
166 #define NVME_SET_CC_CSS(cc, val)    \
167     (cc |= (uint32_t)((val) & CC_CSS_MASK) << CC_CSS_SHIFT)
168 #define NVME_SET_CC_MPS(cc, val)    \
169     (cc |= (uint32_t)((val) & CC_MPS_MASK) << CC_MPS_SHIFT)
170 #define NVME_SET_CC_AMS(cc, val)    \
171     (cc |= (uint32_t)((val) & CC_AMS_MASK) << CC_AMS_SHIFT)
172 #define NVME_SET_CC_SHN(cc, val)    \
173     (cc |= (uint32_t)((val) & CC_SHN_MASK) << CC_SHN_SHIFT)
174 #define NVME_SET_CC_IOSQES(cc, val) \
175     (cc |= (uint32_t)((val) & CC_IOSQES_MASK) << CC_IOSQES_SHIFT)
176 #define NVME_SET_CC_IOCQES(cc, val) \
177     (cc |= (uint32_t)((val) & CC_IOCQES_MASK) << CC_IOCQES_SHIFT)
178 
179 enum NvmeCstsShift {
180     CSTS_RDY_SHIFT      = 0,
181     CSTS_CFS_SHIFT      = 1,
182     CSTS_SHST_SHIFT     = 2,
183     CSTS_NSSRO_SHIFT    = 4,
184 };
185 
186 enum NvmeCstsMask {
187     CSTS_RDY_MASK   = 0x1,
188     CSTS_CFS_MASK   = 0x1,
189     CSTS_SHST_MASK  = 0x3,
190     CSTS_NSSRO_MASK = 0x1,
191 };
192 
193 enum NvmeCsts {
194     NVME_CSTS_READY         = 1 << CSTS_RDY_SHIFT,
195     NVME_CSTS_FAILED        = 1 << CSTS_CFS_SHIFT,
196     NVME_CSTS_SHST_NORMAL   = 0 << CSTS_SHST_SHIFT,
197     NVME_CSTS_SHST_PROGRESS = 1 << CSTS_SHST_SHIFT,
198     NVME_CSTS_SHST_COMPLETE = 2 << CSTS_SHST_SHIFT,
199     NVME_CSTS_NSSRO         = 1 << CSTS_NSSRO_SHIFT,
200 };
201 
202 #define NVME_CSTS_RDY(csts)     ((csts >> CSTS_RDY_SHIFT)   & CSTS_RDY_MASK)
203 #define NVME_CSTS_CFS(csts)     ((csts >> CSTS_CFS_SHIFT)   & CSTS_CFS_MASK)
204 #define NVME_CSTS_SHST(csts)    ((csts >> CSTS_SHST_SHIFT)  & CSTS_SHST_MASK)
205 #define NVME_CSTS_NSSRO(csts)   ((csts >> CSTS_NSSRO_SHIFT) & CSTS_NSSRO_MASK)
206 
207 enum NvmeAqaShift {
208     AQA_ASQS_SHIFT  = 0,
209     AQA_ACQS_SHIFT  = 16,
210 };
211 
212 enum NvmeAqaMask {
213     AQA_ASQS_MASK   = 0xfff,
214     AQA_ACQS_MASK   = 0xfff,
215 };
216 
217 #define NVME_AQA_ASQS(aqa) ((aqa >> AQA_ASQS_SHIFT) & AQA_ASQS_MASK)
218 #define NVME_AQA_ACQS(aqa) ((aqa >> AQA_ACQS_SHIFT) & AQA_ACQS_MASK)
219 
220 enum NvmeCmblocShift {
221     CMBLOC_BIR_SHIFT     = 0,
222     CMBLOC_CQMMS_SHIFT   = 3,
223     CMBLOC_CQPDS_SHIFT   = 4,
224     CMBLOC_CDPMLS_SHIFT  = 5,
225     CMBLOC_CDPCILS_SHIFT = 6,
226     CMBLOC_CDMMMS_SHIFT  = 7,
227     CMBLOC_CQDA_SHIFT    = 8,
228     CMBLOC_OFST_SHIFT    = 12,
229 };
230 
231 enum NvmeCmblocMask {
232     CMBLOC_BIR_MASK     = 0x7,
233     CMBLOC_CQMMS_MASK   = 0x1,
234     CMBLOC_CQPDS_MASK   = 0x1,
235     CMBLOC_CDPMLS_MASK  = 0x1,
236     CMBLOC_CDPCILS_MASK = 0x1,
237     CMBLOC_CDMMMS_MASK  = 0x1,
238     CMBLOC_CQDA_MASK    = 0x1,
239     CMBLOC_OFST_MASK    = 0xfffff,
240 };
241 
242 #define NVME_CMBLOC_BIR(cmbloc) \
243     ((cmbloc >> CMBLOC_BIR_SHIFT) & CMBLOC_BIR_MASK)
244 #define NVME_CMBLOC_CQMMS(cmbloc) \
245     ((cmbloc >> CMBLOC_CQMMS_SHIFT) & CMBLOC_CQMMS_MASK)
246 #define NVME_CMBLOC_CQPDS(cmbloc) \
247     ((cmbloc >> CMBLOC_CQPDS_SHIFT) & CMBLOC_CQPDS_MASK)
248 #define NVME_CMBLOC_CDPMLS(cmbloc) \
249     ((cmbloc >> CMBLOC_CDPMLS_SHIFT) & CMBLOC_CDPMLS_MASK)
250 #define NVME_CMBLOC_CDPCILS(cmbloc) \
251     ((cmbloc >> CMBLOC_CDPCILS_SHIFT) & CMBLOC_CDPCILS_MASK)
252 #define NVME_CMBLOC_CDMMMS(cmbloc) \
253     ((cmbloc >> CMBLOC_CDMMMS_SHIFT) & CMBLOC_CDMMMS_MASK)
254 #define NVME_CMBLOC_CQDA(cmbloc) \
255     ((cmbloc >> CMBLOC_CQDA_SHIFT) & CMBLOC_CQDA_MASK)
256 #define NVME_CMBLOC_OFST(cmbloc) \
257     ((cmbloc >> CMBLOC_OFST_SHIFT) & CMBLOC_OFST_MASK)
258 
259 #define NVME_CMBLOC_SET_BIR(cmbloc, val) \
260     (cmbloc |= (uint64_t)(val & CMBLOC_BIR_MASK) << CMBLOC_BIR_SHIFT)
261 #define NVME_CMBLOC_SET_CQMMS(cmbloc, val) \
262     (cmbloc |= (uint64_t)(val & CMBLOC_CQMMS_MASK) << CMBLOC_CQMMS_SHIFT)
263 #define NVME_CMBLOC_SET_CQPDS(cmbloc, val) \
264     (cmbloc |= (uint64_t)(val & CMBLOC_CQPDS_MASK) << CMBLOC_CQPDS_SHIFT)
265 #define NVME_CMBLOC_SET_CDPMLS(cmbloc, val) \
266     (cmbloc |= (uint64_t)(val & CMBLOC_CDPMLS_MASK) << CMBLOC_CDPMLS_SHIFT)
267 #define NVME_CMBLOC_SET_CDPCILS(cmbloc, val) \
268     (cmbloc |= (uint64_t)(val & CMBLOC_CDPCILS_MASK) << CMBLOC_CDPCILS_SHIFT)
269 #define NVME_CMBLOC_SET_CDMMMS(cmbloc, val) \
270     (cmbloc |= (uint64_t)(val & CMBLOC_CDMMMS_MASK) << CMBLOC_CDMMMS_SHIFT)
271 #define NVME_CMBLOC_SET_CQDA(cmbloc, val) \
272     (cmbloc |= (uint64_t)(val & CMBLOC_CQDA_MASK) << CMBLOC_CQDA_SHIFT)
273 #define NVME_CMBLOC_SET_OFST(cmbloc, val) \
274     (cmbloc |= (uint64_t)(val & CMBLOC_OFST_MASK) << CMBLOC_OFST_SHIFT)
275 
276 #define NVME_CMBMSMC_SET_CRE (cmbmsc, val) \
277     (cmbmsc |= (uint64_t)(val & CMBLOC_OFST_MASK) << CMBMSC_CRE_SHIFT)
278 
279 enum NvmeCmbszShift {
280     CMBSZ_SQS_SHIFT   = 0,
281     CMBSZ_CQS_SHIFT   = 1,
282     CMBSZ_LISTS_SHIFT = 2,
283     CMBSZ_RDS_SHIFT   = 3,
284     CMBSZ_WDS_SHIFT   = 4,
285     CMBSZ_SZU_SHIFT   = 8,
286     CMBSZ_SZ_SHIFT    = 12,
287 };
288 
289 enum NvmeCmbszMask {
290     CMBSZ_SQS_MASK   = 0x1,
291     CMBSZ_CQS_MASK   = 0x1,
292     CMBSZ_LISTS_MASK = 0x1,
293     CMBSZ_RDS_MASK   = 0x1,
294     CMBSZ_WDS_MASK   = 0x1,
295     CMBSZ_SZU_MASK   = 0xf,
296     CMBSZ_SZ_MASK    = 0xfffff,
297 };
298 
299 #define NVME_CMBSZ_SQS(cmbsz)  ((cmbsz >> CMBSZ_SQS_SHIFT)   & CMBSZ_SQS_MASK)
300 #define NVME_CMBSZ_CQS(cmbsz)  ((cmbsz >> CMBSZ_CQS_SHIFT)   & CMBSZ_CQS_MASK)
301 #define NVME_CMBSZ_LISTS(cmbsz)((cmbsz >> CMBSZ_LISTS_SHIFT) & CMBSZ_LISTS_MASK)
302 #define NVME_CMBSZ_RDS(cmbsz)  ((cmbsz >> CMBSZ_RDS_SHIFT)   & CMBSZ_RDS_MASK)
303 #define NVME_CMBSZ_WDS(cmbsz)  ((cmbsz >> CMBSZ_WDS_SHIFT)   & CMBSZ_WDS_MASK)
304 #define NVME_CMBSZ_SZU(cmbsz)  ((cmbsz >> CMBSZ_SZU_SHIFT)   & CMBSZ_SZU_MASK)
305 #define NVME_CMBSZ_SZ(cmbsz)   ((cmbsz >> CMBSZ_SZ_SHIFT)    & CMBSZ_SZ_MASK)
306 
307 #define NVME_CMBSZ_SET_SQS(cmbsz, val)   \
308     (cmbsz |= (uint64_t)(val &  CMBSZ_SQS_MASK)  << CMBSZ_SQS_SHIFT)
309 #define NVME_CMBSZ_SET_CQS(cmbsz, val)   \
310     (cmbsz |= (uint64_t)(val & CMBSZ_CQS_MASK) << CMBSZ_CQS_SHIFT)
311 #define NVME_CMBSZ_SET_LISTS(cmbsz, val) \
312     (cmbsz |= (uint64_t)(val & CMBSZ_LISTS_MASK) << CMBSZ_LISTS_SHIFT)
313 #define NVME_CMBSZ_SET_RDS(cmbsz, val)   \
314     (cmbsz |= (uint64_t)(val & CMBSZ_RDS_MASK) << CMBSZ_RDS_SHIFT)
315 #define NVME_CMBSZ_SET_WDS(cmbsz, val)   \
316     (cmbsz |= (uint64_t)(val & CMBSZ_WDS_MASK) << CMBSZ_WDS_SHIFT)
317 #define NVME_CMBSZ_SET_SZU(cmbsz, val)   \
318     (cmbsz |= (uint64_t)(val & CMBSZ_SZU_MASK) << CMBSZ_SZU_SHIFT)
319 #define NVME_CMBSZ_SET_SZ(cmbsz, val)    \
320     (cmbsz |= (uint64_t)(val & CMBSZ_SZ_MASK) << CMBSZ_SZ_SHIFT)
321 
322 #define NVME_CMBSZ_GETSIZE(cmbsz) \
323     (NVME_CMBSZ_SZ(cmbsz) * (1 << (12 + 4 * NVME_CMBSZ_SZU(cmbsz))))
324 
325 enum NvmeCmbmscShift {
326     CMBMSC_CRE_SHIFT  = 0,
327     CMBMSC_CMSE_SHIFT = 1,
328     CMBMSC_CBA_SHIFT  = 12,
329 };
330 
331 enum NvmeCmbmscMask {
332     CMBMSC_CRE_MASK  = 0x1,
333     CMBMSC_CMSE_MASK = 0x1,
334     CMBMSC_CBA_MASK  = ((1ULL << 52) - 1),
335 };
336 
337 #define NVME_CMBMSC_CRE(cmbmsc) \
338     ((cmbmsc >> CMBMSC_CRE_SHIFT)  & CMBMSC_CRE_MASK)
339 #define NVME_CMBMSC_CMSE(cmbmsc) \
340     ((cmbmsc >> CMBMSC_CMSE_SHIFT) & CMBMSC_CMSE_MASK)
341 #define NVME_CMBMSC_CBA(cmbmsc) \
342     ((cmbmsc >> CMBMSC_CBA_SHIFT) & CMBMSC_CBA_MASK)
343 
344 
345 #define NVME_CMBMSC_SET_CRE(cmbmsc, val)  \
346     (cmbmsc |= (uint64_t)(val & CMBMSC_CRE_MASK) << CMBMSC_CRE_SHIFT)
347 #define NVME_CMBMSC_SET_CMSE(cmbmsc, val) \
348     (cmbmsc |= (uint64_t)(val & CMBMSC_CMSE_MASK) << CMBMSC_CMSE_SHIFT)
349 #define NVME_CMBMSC_SET_CBA(cmbmsc, val) \
350     (cmbmsc |= (uint64_t)(val & CMBMSC_CBA_MASK) << CMBMSC_CBA_SHIFT)
351 
352 enum NvmeCmbstsShift {
353     CMBSTS_CBAI_SHIFT = 0,
354 };
355 enum NvmeCmbstsMask {
356     CMBSTS_CBAI_MASK = 0x1,
357 };
358 
359 #define NVME_CMBSTS_CBAI(cmbsts) \
360     ((cmbsts >> CMBSTS_CBAI_SHIFT) & CMBSTS_CBAI_MASK)
361 
362 #define NVME_CMBSTS_SET_CBAI(cmbsts, val)  \
363     (cmbsts |= (uint64_t)(val & CMBSTS_CBAI_MASK) << CMBSTS_CBAI_SHIFT)
364 
365 enum NvmePmrcapShift {
366     PMRCAP_RDS_SHIFT      = 3,
367     PMRCAP_WDS_SHIFT      = 4,
368     PMRCAP_BIR_SHIFT      = 5,
369     PMRCAP_PMRTU_SHIFT    = 8,
370     PMRCAP_PMRWBM_SHIFT   = 10,
371     PMRCAP_PMRTO_SHIFT    = 16,
372     PMRCAP_CMSS_SHIFT     = 24,
373 };
374 
375 enum NvmePmrcapMask {
376     PMRCAP_RDS_MASK      = 0x1,
377     PMRCAP_WDS_MASK      = 0x1,
378     PMRCAP_BIR_MASK      = 0x7,
379     PMRCAP_PMRTU_MASK    = 0x3,
380     PMRCAP_PMRWBM_MASK   = 0xf,
381     PMRCAP_PMRTO_MASK    = 0xff,
382     PMRCAP_CMSS_MASK     = 0x1,
383 };
384 
385 #define NVME_PMRCAP_RDS(pmrcap)    \
386     ((pmrcap >> PMRCAP_RDS_SHIFT)   & PMRCAP_RDS_MASK)
387 #define NVME_PMRCAP_WDS(pmrcap)    \
388     ((pmrcap >> PMRCAP_WDS_SHIFT)   & PMRCAP_WDS_MASK)
389 #define NVME_PMRCAP_BIR(pmrcap)    \
390     ((pmrcap >> PMRCAP_BIR_SHIFT)   & PMRCAP_BIR_MASK)
391 #define NVME_PMRCAP_PMRTU(pmrcap)    \
392     ((pmrcap >> PMRCAP_PMRTU_SHIFT)   & PMRCAP_PMRTU_MASK)
393 #define NVME_PMRCAP_PMRWBM(pmrcap)    \
394     ((pmrcap >> PMRCAP_PMRWBM_SHIFT)   & PMRCAP_PMRWBM_MASK)
395 #define NVME_PMRCAP_PMRTO(pmrcap)    \
396     ((pmrcap >> PMRCAP_PMRTO_SHIFT)   & PMRCAP_PMRTO_MASK)
397 #define NVME_PMRCAP_CMSS(pmrcap)    \
398     ((pmrcap >> PMRCAP_CMSS_SHIFT)   & PMRCAP_CMSS_MASK)
399 
400 #define NVME_PMRCAP_SET_RDS(pmrcap, val)   \
401     (pmrcap |= (uint64_t)(val & PMRCAP_RDS_MASK) << PMRCAP_RDS_SHIFT)
402 #define NVME_PMRCAP_SET_WDS(pmrcap, val)   \
403     (pmrcap |= (uint64_t)(val & PMRCAP_WDS_MASK) << PMRCAP_WDS_SHIFT)
404 #define NVME_PMRCAP_SET_BIR(pmrcap, val)   \
405     (pmrcap |= (uint64_t)(val & PMRCAP_BIR_MASK) << PMRCAP_BIR_SHIFT)
406 #define NVME_PMRCAP_SET_PMRTU(pmrcap, val)   \
407     (pmrcap |= (uint64_t)(val & PMRCAP_PMRTU_MASK) << PMRCAP_PMRTU_SHIFT)
408 #define NVME_PMRCAP_SET_PMRWBM(pmrcap, val)   \
409     (pmrcap |= (uint64_t)(val & PMRCAP_PMRWBM_MASK) << PMRCAP_PMRWBM_SHIFT)
410 #define NVME_PMRCAP_SET_PMRTO(pmrcap, val)   \
411     (pmrcap |= (uint64_t)(val & PMRCAP_PMRTO_MASK) << PMRCAP_PMRTO_SHIFT)
412 #define NVME_PMRCAP_SET_CMSS(pmrcap, val)   \
413     (pmrcap |= (uint64_t)(val & PMRCAP_CMSS_MASK) << PMRCAP_CMSS_SHIFT)
414 
415 enum NvmePmrctlShift {
416     PMRCTL_EN_SHIFT   = 0,
417 };
418 
419 enum NvmePmrctlMask {
420     PMRCTL_EN_MASK   = 0x1,
421 };
422 
423 #define NVME_PMRCTL_EN(pmrctl)  ((pmrctl >> PMRCTL_EN_SHIFT)   & PMRCTL_EN_MASK)
424 
425 #define NVME_PMRCTL_SET_EN(pmrctl, val)   \
426     (pmrctl |= (uint64_t)(val & PMRCTL_EN_MASK) << PMRCTL_EN_SHIFT)
427 
428 enum NvmePmrstsShift {
429     PMRSTS_ERR_SHIFT    = 0,
430     PMRSTS_NRDY_SHIFT   = 8,
431     PMRSTS_HSTS_SHIFT   = 9,
432     PMRSTS_CBAI_SHIFT   = 12,
433 };
434 
435 enum NvmePmrstsMask {
436     PMRSTS_ERR_MASK    = 0xff,
437     PMRSTS_NRDY_MASK   = 0x1,
438     PMRSTS_HSTS_MASK   = 0x7,
439     PMRSTS_CBAI_MASK   = 0x1,
440 };
441 
442 #define NVME_PMRSTS_ERR(pmrsts)     \
443     ((pmrsts >> PMRSTS_ERR_SHIFT)   & PMRSTS_ERR_MASK)
444 #define NVME_PMRSTS_NRDY(pmrsts)    \
445     ((pmrsts >> PMRSTS_NRDY_SHIFT)   & PMRSTS_NRDY_MASK)
446 #define NVME_PMRSTS_HSTS(pmrsts)    \
447     ((pmrsts >> PMRSTS_HSTS_SHIFT)   & PMRSTS_HSTS_MASK)
448 #define NVME_PMRSTS_CBAI(pmrsts)    \
449     ((pmrsts >> PMRSTS_CBAI_SHIFT)   & PMRSTS_CBAI_MASK)
450 
451 #define NVME_PMRSTS_SET_ERR(pmrsts, val)   \
452     (pmrsts |= (uint64_t)(val & PMRSTS_ERR_MASK) << PMRSTS_ERR_SHIFT)
453 #define NVME_PMRSTS_SET_NRDY(pmrsts, val)   \
454     (pmrsts |= (uint64_t)(val & PMRSTS_NRDY_MASK) << PMRSTS_NRDY_SHIFT)
455 #define NVME_PMRSTS_SET_HSTS(pmrsts, val)   \
456     (pmrsts |= (uint64_t)(val & PMRSTS_HSTS_MASK) << PMRSTS_HSTS_SHIFT)
457 #define NVME_PMRSTS_SET_CBAI(pmrsts, val)   \
458     (pmrsts |= (uint64_t)(val & PMRSTS_CBAI_MASK) << PMRSTS_CBAI_SHIFT)
459 
460 enum NvmePmrebsShift {
461     PMREBS_PMRSZU_SHIFT   = 0,
462     PMREBS_RBB_SHIFT      = 4,
463     PMREBS_PMRWBZ_SHIFT   = 8,
464 };
465 
466 enum NvmePmrebsMask {
467     PMREBS_PMRSZU_MASK   = 0xf,
468     PMREBS_RBB_MASK      = 0x1,
469     PMREBS_PMRWBZ_MASK   = 0xffffff,
470 };
471 
472 #define NVME_PMREBS_PMRSZU(pmrebs)  \
473     ((pmrebs >> PMREBS_PMRSZU_SHIFT)   & PMREBS_PMRSZU_MASK)
474 #define NVME_PMREBS_RBB(pmrebs)     \
475     ((pmrebs >> PMREBS_RBB_SHIFT)   & PMREBS_RBB_MASK)
476 #define NVME_PMREBS_PMRWBZ(pmrebs)  \
477     ((pmrebs >> PMREBS_PMRWBZ_SHIFT)   & PMREBS_PMRWBZ_MASK)
478 
479 #define NVME_PMREBS_SET_PMRSZU(pmrebs, val)   \
480     (pmrebs |= (uint64_t)(val & PMREBS_PMRSZU_MASK) << PMREBS_PMRSZU_SHIFT)
481 #define NVME_PMREBS_SET_RBB(pmrebs, val)   \
482     (pmrebs |= (uint64_t)(val & PMREBS_RBB_MASK) << PMREBS_RBB_SHIFT)
483 #define NVME_PMREBS_SET_PMRWBZ(pmrebs, val)   \
484     (pmrebs |= (uint64_t)(val & PMREBS_PMRWBZ_MASK) << PMREBS_PMRWBZ_SHIFT)
485 
486 enum NvmePmrswtpShift {
487     PMRSWTP_PMRSWTU_SHIFT   = 0,
488     PMRSWTP_PMRSWTV_SHIFT   = 8,
489 };
490 
491 enum NvmePmrswtpMask {
492     PMRSWTP_PMRSWTU_MASK   = 0xf,
493     PMRSWTP_PMRSWTV_MASK   = 0xffffff,
494 };
495 
496 #define NVME_PMRSWTP_PMRSWTU(pmrswtp)   \
497     ((pmrswtp >> PMRSWTP_PMRSWTU_SHIFT)   & PMRSWTP_PMRSWTU_MASK)
498 #define NVME_PMRSWTP_PMRSWTV(pmrswtp)   \
499     ((pmrswtp >> PMRSWTP_PMRSWTV_SHIFT)   & PMRSWTP_PMRSWTV_MASK)
500 
501 #define NVME_PMRSWTP_SET_PMRSWTU(pmrswtp, val)   \
502     (pmrswtp |= (uint64_t)(val & PMRSWTP_PMRSWTU_MASK) << PMRSWTP_PMRSWTU_SHIFT)
503 #define NVME_PMRSWTP_SET_PMRSWTV(pmrswtp, val)   \
504     (pmrswtp |= (uint64_t)(val & PMRSWTP_PMRSWTV_MASK) << PMRSWTP_PMRSWTV_SHIFT)
505 
506 enum NvmePmrmsclShift {
507     PMRMSCL_CMSE_SHIFT   = 1,
508     PMRMSCL_CBA_SHIFT    = 12,
509 };
510 
511 enum NvmePmrmsclMask {
512     PMRMSCL_CMSE_MASK   = 0x1,
513     PMRMSCL_CBA_MASK    = 0xfffff,
514 };
515 
516 #define NVME_PMRMSCL_CMSE(pmrmscl)    \
517     ((pmrmscl >> PMRMSCL_CMSE_SHIFT)   & PMRMSCL_CMSE_MASK)
518 #define NVME_PMRMSCL_CBA(pmrmscl)     \
519     ((pmrmscl >> PMRMSCL_CBA_SHIFT)   & PMRMSCL_CBA_MASK)
520 
521 #define NVME_PMRMSCL_SET_CMSE(pmrmscl, val)   \
522     (pmrmscl |= (uint32_t)(val & PMRMSCL_CMSE_MASK) << PMRMSCL_CMSE_SHIFT)
523 #define NVME_PMRMSCL_SET_CBA(pmrmscl, val)   \
524     (pmrmscl |= (uint32_t)(val & PMRMSCL_CBA_MASK) << PMRMSCL_CBA_SHIFT)
525 
526 enum NvmeSglDescriptorType {
527     NVME_SGL_DESCR_TYPE_DATA_BLOCK          = 0x0,
528     NVME_SGL_DESCR_TYPE_BIT_BUCKET          = 0x1,
529     NVME_SGL_DESCR_TYPE_SEGMENT             = 0x2,
530     NVME_SGL_DESCR_TYPE_LAST_SEGMENT        = 0x3,
531     NVME_SGL_DESCR_TYPE_KEYED_DATA_BLOCK    = 0x4,
532 
533     NVME_SGL_DESCR_TYPE_VENDOR_SPECIFIC     = 0xf,
534 };
535 
536 enum NvmeSglDescriptorSubtype {
537     NVME_SGL_DESCR_SUBTYPE_ADDRESS = 0x0,
538 };
539 
540 typedef struct QEMU_PACKED NvmeSglDescriptor {
541     uint64_t addr;
542     uint32_t len;
543     uint8_t  rsvd[3];
544     uint8_t  type;
545 } NvmeSglDescriptor;
546 
547 #define NVME_SGL_TYPE(type)     ((type >> 4) & 0xf)
548 #define NVME_SGL_SUBTYPE(type)  (type & 0xf)
549 
550 typedef union NvmeCmdDptr {
551     struct {
552         uint64_t    prp1;
553         uint64_t    prp2;
554     };
555 
556     NvmeSglDescriptor sgl;
557 } NvmeCmdDptr;
558 
559 enum NvmePsdt {
560     NVME_PSDT_PRP                 = 0x0,
561     NVME_PSDT_SGL_MPTR_CONTIGUOUS = 0x1,
562     NVME_PSDT_SGL_MPTR_SGL        = 0x2,
563 };
564 
565 typedef struct QEMU_PACKED NvmeCmd {
566     uint8_t     opcode;
567     uint8_t     flags;
568     uint16_t    cid;
569     uint32_t    nsid;
570     uint64_t    res1;
571     uint64_t    mptr;
572     NvmeCmdDptr dptr;
573     uint32_t    cdw10;
574     uint32_t    cdw11;
575     uint32_t    cdw12;
576     uint32_t    cdw13;
577     uint32_t    cdw14;
578     uint32_t    cdw15;
579 } NvmeCmd;
580 
581 #define NVME_CMD_FLAGS_FUSE(flags) (flags & 0x3)
582 #define NVME_CMD_FLAGS_PSDT(flags) ((flags >> 6) & 0x3)
583 
584 enum NvmeAdminCommands {
585     NVME_ADM_CMD_DELETE_SQ      = 0x00,
586     NVME_ADM_CMD_CREATE_SQ      = 0x01,
587     NVME_ADM_CMD_GET_LOG_PAGE   = 0x02,
588     NVME_ADM_CMD_DELETE_CQ      = 0x04,
589     NVME_ADM_CMD_CREATE_CQ      = 0x05,
590     NVME_ADM_CMD_IDENTIFY       = 0x06,
591     NVME_ADM_CMD_ABORT          = 0x08,
592     NVME_ADM_CMD_SET_FEATURES   = 0x09,
593     NVME_ADM_CMD_GET_FEATURES   = 0x0a,
594     NVME_ADM_CMD_ASYNC_EV_REQ   = 0x0c,
595     NVME_ADM_CMD_ACTIVATE_FW    = 0x10,
596     NVME_ADM_CMD_DOWNLOAD_FW    = 0x11,
597     NVME_ADM_CMD_NS_ATTACHMENT  = 0x15,
598     NVME_ADM_CMD_FORMAT_NVM     = 0x80,
599     NVME_ADM_CMD_SECURITY_SEND  = 0x81,
600     NVME_ADM_CMD_SECURITY_RECV  = 0x82,
601 };
602 
603 enum NvmeIoCommands {
604     NVME_CMD_FLUSH              = 0x00,
605     NVME_CMD_WRITE              = 0x01,
606     NVME_CMD_READ               = 0x02,
607     NVME_CMD_WRITE_UNCOR        = 0x04,
608     NVME_CMD_COMPARE            = 0x05,
609     NVME_CMD_WRITE_ZEROES       = 0x08,
610     NVME_CMD_DSM                = 0x09,
611     NVME_CMD_VERIFY             = 0x0c,
612     NVME_CMD_COPY               = 0x19,
613     NVME_CMD_ZONE_MGMT_SEND     = 0x79,
614     NVME_CMD_ZONE_MGMT_RECV     = 0x7a,
615     NVME_CMD_ZONE_APPEND        = 0x7d,
616 };
617 
618 typedef struct QEMU_PACKED NvmeDeleteQ {
619     uint8_t     opcode;
620     uint8_t     flags;
621     uint16_t    cid;
622     uint32_t    rsvd1[9];
623     uint16_t    qid;
624     uint16_t    rsvd10;
625     uint32_t    rsvd11[5];
626 } NvmeDeleteQ;
627 
628 typedef struct QEMU_PACKED NvmeCreateCq {
629     uint8_t     opcode;
630     uint8_t     flags;
631     uint16_t    cid;
632     uint32_t    rsvd1[5];
633     uint64_t    prp1;
634     uint64_t    rsvd8;
635     uint16_t    cqid;
636     uint16_t    qsize;
637     uint16_t    cq_flags;
638     uint16_t    irq_vector;
639     uint32_t    rsvd12[4];
640 } NvmeCreateCq;
641 
642 #define NVME_CQ_FLAGS_PC(cq_flags)  (cq_flags & 0x1)
643 #define NVME_CQ_FLAGS_IEN(cq_flags) ((cq_flags >> 1) & 0x1)
644 
645 enum NvmeFlagsCq {
646     NVME_CQ_PC          = 1,
647     NVME_CQ_IEN         = 2,
648 };
649 
650 typedef struct QEMU_PACKED NvmeCreateSq {
651     uint8_t     opcode;
652     uint8_t     flags;
653     uint16_t    cid;
654     uint32_t    rsvd1[5];
655     uint64_t    prp1;
656     uint64_t    rsvd8;
657     uint16_t    sqid;
658     uint16_t    qsize;
659     uint16_t    sq_flags;
660     uint16_t    cqid;
661     uint32_t    rsvd12[4];
662 } NvmeCreateSq;
663 
664 #define NVME_SQ_FLAGS_PC(sq_flags)      (sq_flags & 0x1)
665 #define NVME_SQ_FLAGS_QPRIO(sq_flags)   ((sq_flags >> 1) & 0x3)
666 
667 enum NvmeFlagsSq {
668     NVME_SQ_PC          = 1,
669 
670     NVME_SQ_PRIO_URGENT = 0,
671     NVME_SQ_PRIO_HIGH   = 1,
672     NVME_SQ_PRIO_NORMAL = 2,
673     NVME_SQ_PRIO_LOW    = 3,
674 };
675 
676 typedef struct QEMU_PACKED NvmeIdentify {
677     uint8_t     opcode;
678     uint8_t     flags;
679     uint16_t    cid;
680     uint32_t    nsid;
681     uint64_t    rsvd2[2];
682     uint64_t    prp1;
683     uint64_t    prp2;
684     uint8_t     cns;
685     uint8_t     rsvd10;
686     uint16_t    ctrlid;
687     uint16_t    nvmsetid;
688     uint8_t     rsvd11;
689     uint8_t     csi;
690     uint32_t    rsvd12[4];
691 } NvmeIdentify;
692 
693 typedef struct QEMU_PACKED NvmeRwCmd {
694     uint8_t     opcode;
695     uint8_t     flags;
696     uint16_t    cid;
697     uint32_t    nsid;
698     uint64_t    rsvd2;
699     uint64_t    mptr;
700     NvmeCmdDptr dptr;
701     uint64_t    slba;
702     uint16_t    nlb;
703     uint16_t    control;
704     uint32_t    dsmgmt;
705     uint32_t    reftag;
706     uint16_t    apptag;
707     uint16_t    appmask;
708 } NvmeRwCmd;
709 
710 enum {
711     NVME_RW_LR                  = 1 << 15,
712     NVME_RW_FUA                 = 1 << 14,
713     NVME_RW_DSM_FREQ_UNSPEC     = 0,
714     NVME_RW_DSM_FREQ_TYPICAL    = 1,
715     NVME_RW_DSM_FREQ_RARE       = 2,
716     NVME_RW_DSM_FREQ_READS      = 3,
717     NVME_RW_DSM_FREQ_WRITES     = 4,
718     NVME_RW_DSM_FREQ_RW         = 5,
719     NVME_RW_DSM_FREQ_ONCE       = 6,
720     NVME_RW_DSM_FREQ_PREFETCH   = 7,
721     NVME_RW_DSM_FREQ_TEMP       = 8,
722     NVME_RW_DSM_LATENCY_NONE    = 0 << 4,
723     NVME_RW_DSM_LATENCY_IDLE    = 1 << 4,
724     NVME_RW_DSM_LATENCY_NORM    = 2 << 4,
725     NVME_RW_DSM_LATENCY_LOW     = 3 << 4,
726     NVME_RW_DSM_SEQ_REQ         = 1 << 6,
727     NVME_RW_DSM_COMPRESSED      = 1 << 7,
728     NVME_RW_PIREMAP             = 1 << 9,
729     NVME_RW_PRINFO_PRACT        = 1 << 13,
730     NVME_RW_PRINFO_PRCHK_GUARD  = 1 << 12,
731     NVME_RW_PRINFO_PRCHK_APP    = 1 << 11,
732     NVME_RW_PRINFO_PRCHK_REF    = 1 << 10,
733     NVME_RW_PRINFO_PRCHK_MASK   = 7 << 10,
734 
735 };
736 
737 #define NVME_RW_PRINFO(control) ((control >> 10) & 0xf)
738 
739 enum {
740     NVME_PRINFO_PRACT       = 1 << 3,
741     NVME_PRINFO_PRCHK_GUARD = 1 << 2,
742     NVME_PRINFO_PRCHK_APP   = 1 << 1,
743     NVME_PRINFO_PRCHK_REF   = 1 << 0,
744     NVME_PRINFO_PRCHK_MASK  = 7 << 0,
745 };
746 
747 typedef struct QEMU_PACKED NvmeDsmCmd {
748     uint8_t     opcode;
749     uint8_t     flags;
750     uint16_t    cid;
751     uint32_t    nsid;
752     uint64_t    rsvd2[2];
753     NvmeCmdDptr dptr;
754     uint32_t    nr;
755     uint32_t    attributes;
756     uint32_t    rsvd12[4];
757 } NvmeDsmCmd;
758 
759 enum {
760     NVME_DSMGMT_IDR = 1 << 0,
761     NVME_DSMGMT_IDW = 1 << 1,
762     NVME_DSMGMT_AD  = 1 << 2,
763 };
764 
765 typedef struct QEMU_PACKED NvmeDsmRange {
766     uint32_t    cattr;
767     uint32_t    nlb;
768     uint64_t    slba;
769 } NvmeDsmRange;
770 
771 enum {
772     NVME_COPY_FORMAT_0 = 0x0,
773 };
774 
775 typedef struct QEMU_PACKED NvmeCopyCmd {
776     uint8_t     opcode;
777     uint8_t     flags;
778     uint16_t    cid;
779     uint32_t    nsid;
780     uint32_t    rsvd2[4];
781     NvmeCmdDptr dptr;
782     uint64_t    sdlba;
783     uint8_t     nr;
784     uint8_t     control[3];
785     uint16_t    rsvd13;
786     uint16_t    dspec;
787     uint32_t    reftag;
788     uint16_t    apptag;
789     uint16_t    appmask;
790 } NvmeCopyCmd;
791 
792 typedef struct QEMU_PACKED NvmeCopySourceRange {
793     uint8_t  rsvd0[8];
794     uint64_t slba;
795     uint16_t nlb;
796     uint8_t  rsvd18[6];
797     uint32_t reftag;
798     uint16_t apptag;
799     uint16_t appmask;
800 } NvmeCopySourceRange;
801 
802 enum NvmeAsyncEventRequest {
803     NVME_AER_TYPE_ERROR                     = 0,
804     NVME_AER_TYPE_SMART                     = 1,
805     NVME_AER_TYPE_NOTICE                    = 2,
806     NVME_AER_TYPE_IO_SPECIFIC               = 6,
807     NVME_AER_TYPE_VENDOR_SPECIFIC           = 7,
808     NVME_AER_INFO_ERR_INVALID_DB_REGISTER   = 0,
809     NVME_AER_INFO_ERR_INVALID_DB_VALUE      = 1,
810     NVME_AER_INFO_ERR_DIAG_FAIL             = 2,
811     NVME_AER_INFO_ERR_PERS_INTERNAL_ERR     = 3,
812     NVME_AER_INFO_ERR_TRANS_INTERNAL_ERR    = 4,
813     NVME_AER_INFO_ERR_FW_IMG_LOAD_ERR       = 5,
814     NVME_AER_INFO_SMART_RELIABILITY         = 0,
815     NVME_AER_INFO_SMART_TEMP_THRESH         = 1,
816     NVME_AER_INFO_SMART_SPARE_THRESH        = 2,
817     NVME_AER_INFO_NOTICE_NS_ATTR_CHANGED    = 0,
818 };
819 
820 typedef struct QEMU_PACKED NvmeAerResult {
821     uint8_t event_type;
822     uint8_t event_info;
823     uint8_t log_page;
824     uint8_t resv;
825 } NvmeAerResult;
826 
827 typedef struct QEMU_PACKED NvmeZonedResult {
828     uint64_t slba;
829 } NvmeZonedResult;
830 
831 typedef struct QEMU_PACKED NvmeCqe {
832     uint32_t    result;
833     uint32_t    dw1;
834     uint16_t    sq_head;
835     uint16_t    sq_id;
836     uint16_t    cid;
837     uint16_t    status;
838 } NvmeCqe;
839 
840 enum NvmeStatusCodes {
841     NVME_SUCCESS                = 0x0000,
842     NVME_INVALID_OPCODE         = 0x0001,
843     NVME_INVALID_FIELD          = 0x0002,
844     NVME_CID_CONFLICT           = 0x0003,
845     NVME_DATA_TRAS_ERROR        = 0x0004,
846     NVME_POWER_LOSS_ABORT       = 0x0005,
847     NVME_INTERNAL_DEV_ERROR     = 0x0006,
848     NVME_CMD_ABORT_REQ          = 0x0007,
849     NVME_CMD_ABORT_SQ_DEL       = 0x0008,
850     NVME_CMD_ABORT_FAILED_FUSE  = 0x0009,
851     NVME_CMD_ABORT_MISSING_FUSE = 0x000a,
852     NVME_INVALID_NSID           = 0x000b,
853     NVME_CMD_SEQ_ERROR          = 0x000c,
854     NVME_INVALID_SGL_SEG_DESCR  = 0x000d,
855     NVME_INVALID_NUM_SGL_DESCRS = 0x000e,
856     NVME_DATA_SGL_LEN_INVALID   = 0x000f,
857     NVME_MD_SGL_LEN_INVALID     = 0x0010,
858     NVME_SGL_DESCR_TYPE_INVALID = 0x0011,
859     NVME_INVALID_USE_OF_CMB     = 0x0012,
860     NVME_INVALID_PRP_OFFSET     = 0x0013,
861     NVME_CMD_SET_CMB_REJECTED   = 0x002b,
862     NVME_INVALID_CMD_SET        = 0x002c,
863     NVME_LBA_RANGE              = 0x0080,
864     NVME_CAP_EXCEEDED           = 0x0081,
865     NVME_NS_NOT_READY           = 0x0082,
866     NVME_NS_RESV_CONFLICT       = 0x0083,
867     NVME_FORMAT_IN_PROGRESS     = 0x0084,
868     NVME_INVALID_CQID           = 0x0100,
869     NVME_INVALID_QID            = 0x0101,
870     NVME_MAX_QSIZE_EXCEEDED     = 0x0102,
871     NVME_ACL_EXCEEDED           = 0x0103,
872     NVME_RESERVED               = 0x0104,
873     NVME_AER_LIMIT_EXCEEDED     = 0x0105,
874     NVME_INVALID_FW_SLOT        = 0x0106,
875     NVME_INVALID_FW_IMAGE       = 0x0107,
876     NVME_INVALID_IRQ_VECTOR     = 0x0108,
877     NVME_INVALID_LOG_ID         = 0x0109,
878     NVME_INVALID_FORMAT         = 0x010a,
879     NVME_FW_REQ_RESET           = 0x010b,
880     NVME_INVALID_QUEUE_DEL      = 0x010c,
881     NVME_FID_NOT_SAVEABLE       = 0x010d,
882     NVME_FEAT_NOT_CHANGEABLE    = 0x010e,
883     NVME_FEAT_NOT_NS_SPEC       = 0x010f,
884     NVME_FW_REQ_SUSYSTEM_RESET  = 0x0110,
885     NVME_NS_ALREADY_ATTACHED    = 0x0118,
886     NVME_NS_PRIVATE             = 0x0119,
887     NVME_NS_NOT_ATTACHED        = 0x011a,
888     NVME_NS_CTRL_LIST_INVALID   = 0x011c,
889     NVME_CONFLICTING_ATTRS      = 0x0180,
890     NVME_INVALID_PROT_INFO      = 0x0181,
891     NVME_WRITE_TO_RO            = 0x0182,
892     NVME_CMD_SIZE_LIMIT         = 0x0183,
893     NVME_INVALID_ZONE_OP        = 0x01b6,
894     NVME_NOZRWA                 = 0x01b7,
895     NVME_ZONE_BOUNDARY_ERROR    = 0x01b8,
896     NVME_ZONE_FULL              = 0x01b9,
897     NVME_ZONE_READ_ONLY         = 0x01ba,
898     NVME_ZONE_OFFLINE           = 0x01bb,
899     NVME_ZONE_INVALID_WRITE     = 0x01bc,
900     NVME_ZONE_TOO_MANY_ACTIVE   = 0x01bd,
901     NVME_ZONE_TOO_MANY_OPEN     = 0x01be,
902     NVME_ZONE_INVAL_TRANSITION  = 0x01bf,
903     NVME_WRITE_FAULT            = 0x0280,
904     NVME_UNRECOVERED_READ       = 0x0281,
905     NVME_E2E_GUARD_ERROR        = 0x0282,
906     NVME_E2E_APP_ERROR          = 0x0283,
907     NVME_E2E_REF_ERROR          = 0x0284,
908     NVME_CMP_FAILURE            = 0x0285,
909     NVME_ACCESS_DENIED          = 0x0286,
910     NVME_DULB                   = 0x0287,
911     NVME_MORE                   = 0x2000,
912     NVME_DNR                    = 0x4000,
913     NVME_NO_COMPLETE            = 0xffff,
914 };
915 
916 typedef struct QEMU_PACKED NvmeFwSlotInfoLog {
917     uint8_t     afi;
918     uint8_t     reserved1[7];
919     uint8_t     frs1[8];
920     uint8_t     frs2[8];
921     uint8_t     frs3[8];
922     uint8_t     frs4[8];
923     uint8_t     frs5[8];
924     uint8_t     frs6[8];
925     uint8_t     frs7[8];
926     uint8_t     reserved2[448];
927 } NvmeFwSlotInfoLog;
928 
929 typedef struct QEMU_PACKED NvmeErrorLog {
930     uint64_t    error_count;
931     uint16_t    sqid;
932     uint16_t    cid;
933     uint16_t    status_field;
934     uint16_t    param_error_location;
935     uint64_t    lba;
936     uint32_t    nsid;
937     uint8_t     vs;
938     uint8_t     resv[35];
939 } NvmeErrorLog;
940 
941 typedef struct QEMU_PACKED NvmeSmartLog {
942     uint8_t     critical_warning;
943     uint16_t    temperature;
944     uint8_t     available_spare;
945     uint8_t     available_spare_threshold;
946     uint8_t     percentage_used;
947     uint8_t     reserved1[26];
948     uint64_t    data_units_read[2];
949     uint64_t    data_units_written[2];
950     uint64_t    host_read_commands[2];
951     uint64_t    host_write_commands[2];
952     uint64_t    controller_busy_time[2];
953     uint64_t    power_cycles[2];
954     uint64_t    power_on_hours[2];
955     uint64_t    unsafe_shutdowns[2];
956     uint64_t    media_errors[2];
957     uint64_t    number_of_error_log_entries[2];
958     uint8_t     reserved2[320];
959 } NvmeSmartLog;
960 
961 #define NVME_SMART_WARN_MAX     6
962 enum NvmeSmartWarn {
963     NVME_SMART_SPARE                  = 1 << 0,
964     NVME_SMART_TEMPERATURE            = 1 << 1,
965     NVME_SMART_RELIABILITY            = 1 << 2,
966     NVME_SMART_MEDIA_READ_ONLY        = 1 << 3,
967     NVME_SMART_FAILED_VOLATILE_MEDIA  = 1 << 4,
968     NVME_SMART_PMR_UNRELIABLE         = 1 << 5,
969 };
970 
971 typedef struct NvmeEffectsLog {
972     uint32_t    acs[256];
973     uint32_t    iocs[256];
974     uint8_t     resv[2048];
975 } NvmeEffectsLog;
976 
977 enum {
978     NVME_CMD_EFF_CSUPP      = 1 << 0,
979     NVME_CMD_EFF_LBCC       = 1 << 1,
980     NVME_CMD_EFF_NCC        = 1 << 2,
981     NVME_CMD_EFF_NIC        = 1 << 3,
982     NVME_CMD_EFF_CCC        = 1 << 4,
983     NVME_CMD_EFF_CSE_MASK   = 3 << 16,
984     NVME_CMD_EFF_UUID_SEL   = 1 << 19,
985 };
986 
987 enum NvmeLogIdentifier {
988     NVME_LOG_ERROR_INFO     = 0x01,
989     NVME_LOG_SMART_INFO     = 0x02,
990     NVME_LOG_FW_SLOT_INFO   = 0x03,
991     NVME_LOG_CHANGED_NSLIST = 0x04,
992     NVME_LOG_CMD_EFFECTS    = 0x05,
993 };
994 
995 typedef struct QEMU_PACKED NvmePSD {
996     uint16_t    mp;
997     uint16_t    reserved;
998     uint32_t    enlat;
999     uint32_t    exlat;
1000     uint8_t     rrt;
1001     uint8_t     rrl;
1002     uint8_t     rwt;
1003     uint8_t     rwl;
1004     uint8_t     resv[16];
1005 } NvmePSD;
1006 
1007 #define NVME_CONTROLLER_LIST_SIZE 2048
1008 #define NVME_IDENTIFY_DATA_SIZE 4096
1009 
1010 enum NvmeIdCns {
1011     NVME_ID_CNS_NS                    = 0x00,
1012     NVME_ID_CNS_CTRL                  = 0x01,
1013     NVME_ID_CNS_NS_ACTIVE_LIST        = 0x02,
1014     NVME_ID_CNS_NS_DESCR_LIST         = 0x03,
1015     NVME_ID_CNS_CS_NS                 = 0x05,
1016     NVME_ID_CNS_CS_CTRL               = 0x06,
1017     NVME_ID_CNS_CS_NS_ACTIVE_LIST     = 0x07,
1018     NVME_ID_CNS_NS_PRESENT_LIST       = 0x10,
1019     NVME_ID_CNS_NS_PRESENT            = 0x11,
1020     NVME_ID_CNS_NS_ATTACHED_CTRL_LIST = 0x12,
1021     NVME_ID_CNS_CTRL_LIST             = 0x13,
1022     NVME_ID_CNS_CS_NS_PRESENT_LIST    = 0x1a,
1023     NVME_ID_CNS_CS_NS_PRESENT         = 0x1b,
1024     NVME_ID_CNS_IO_COMMAND_SET        = 0x1c,
1025 };
1026 
1027 typedef struct QEMU_PACKED NvmeIdCtrl {
1028     uint16_t    vid;
1029     uint16_t    ssvid;
1030     uint8_t     sn[20];
1031     uint8_t     mn[40];
1032     uint8_t     fr[8];
1033     uint8_t     rab;
1034     uint8_t     ieee[3];
1035     uint8_t     cmic;
1036     uint8_t     mdts;
1037     uint16_t    cntlid;
1038     uint32_t    ver;
1039     uint32_t    rtd3r;
1040     uint32_t    rtd3e;
1041     uint32_t    oaes;
1042     uint32_t    ctratt;
1043     uint8_t     rsvd100[11];
1044     uint8_t     cntrltype;
1045     uint8_t     fguid[16];
1046     uint8_t     rsvd128[128];
1047     uint16_t    oacs;
1048     uint8_t     acl;
1049     uint8_t     aerl;
1050     uint8_t     frmw;
1051     uint8_t     lpa;
1052     uint8_t     elpe;
1053     uint8_t     npss;
1054     uint8_t     avscc;
1055     uint8_t     apsta;
1056     uint16_t    wctemp;
1057     uint16_t    cctemp;
1058     uint16_t    mtfa;
1059     uint32_t    hmpre;
1060     uint32_t    hmmin;
1061     uint8_t     tnvmcap[16];
1062     uint8_t     unvmcap[16];
1063     uint32_t    rpmbs;
1064     uint16_t    edstt;
1065     uint8_t     dsto;
1066     uint8_t     fwug;
1067     uint16_t    kas;
1068     uint16_t    hctma;
1069     uint16_t    mntmt;
1070     uint16_t    mxtmt;
1071     uint32_t    sanicap;
1072     uint8_t     rsvd332[180];
1073     uint8_t     sqes;
1074     uint8_t     cqes;
1075     uint16_t    maxcmd;
1076     uint32_t    nn;
1077     uint16_t    oncs;
1078     uint16_t    fuses;
1079     uint8_t     fna;
1080     uint8_t     vwc;
1081     uint16_t    awun;
1082     uint16_t    awupf;
1083     uint8_t     nvscc;
1084     uint8_t     rsvd531;
1085     uint16_t    acwu;
1086     uint16_t    ocfs;
1087     uint32_t    sgls;
1088     uint8_t     rsvd540[228];
1089     uint8_t     subnqn[256];
1090     uint8_t     rsvd1024[1024];
1091     NvmePSD     psd[32];
1092     uint8_t     vs[1024];
1093 } NvmeIdCtrl;
1094 
1095 typedef struct NvmeIdCtrlZoned {
1096     uint8_t     zasl;
1097     uint8_t     rsvd1[4095];
1098 } NvmeIdCtrlZoned;
1099 
1100 typedef struct NvmeIdCtrlNvm {
1101     uint8_t     vsl;
1102     uint8_t     wzsl;
1103     uint8_t     wusl;
1104     uint8_t     dmrl;
1105     uint32_t    dmrsl;
1106     uint64_t    dmsl;
1107     uint8_t     rsvd16[4080];
1108 } NvmeIdCtrlNvm;
1109 
1110 enum NvmeIdCtrlOaes {
1111     NVME_OAES_NS_ATTR   = 1 << 8,
1112 };
1113 
1114 enum NvmeIdCtrlOacs {
1115     NVME_OACS_SECURITY  = 1 << 0,
1116     NVME_OACS_FORMAT    = 1 << 1,
1117     NVME_OACS_FW        = 1 << 2,
1118     NVME_OACS_NS_MGMT   = 1 << 3,
1119 };
1120 
1121 enum NvmeIdCtrlOncs {
1122     NVME_ONCS_COMPARE       = 1 << 0,
1123     NVME_ONCS_WRITE_UNCORR  = 1 << 1,
1124     NVME_ONCS_DSM           = 1 << 2,
1125     NVME_ONCS_WRITE_ZEROES  = 1 << 3,
1126     NVME_ONCS_FEATURES      = 1 << 4,
1127     NVME_ONCS_RESRVATIONS   = 1 << 5,
1128     NVME_ONCS_TIMESTAMP     = 1 << 6,
1129     NVME_ONCS_VERIFY        = 1 << 7,
1130     NVME_ONCS_COPY          = 1 << 8,
1131 };
1132 
1133 enum NvmeIdCtrlOcfs {
1134     NVME_OCFS_COPY_FORMAT_0 = 1 << 0,
1135 };
1136 
1137 enum NvmeIdctrlVwc {
1138     NVME_VWC_PRESENT                    = 1 << 0,
1139     NVME_VWC_NSID_BROADCAST_NO_SUPPORT  = 0 << 1,
1140     NVME_VWC_NSID_BROADCAST_RESERVED    = 1 << 1,
1141     NVME_VWC_NSID_BROADCAST_CTRL_SPEC   = 2 << 1,
1142     NVME_VWC_NSID_BROADCAST_SUPPORT     = 3 << 1,
1143 };
1144 
1145 enum NvmeIdCtrlFrmw {
1146     NVME_FRMW_SLOT1_RO = 1 << 0,
1147 };
1148 
1149 enum NvmeIdCtrlLpa {
1150     NVME_LPA_NS_SMART = 1 << 0,
1151     NVME_LPA_CSE      = 1 << 1,
1152     NVME_LPA_EXTENDED = 1 << 2,
1153 };
1154 
1155 enum NvmeIdCtrlCmic {
1156     NVME_CMIC_MULTI_CTRL    = 1 << 1,
1157 };
1158 
1159 enum NvmeNsAttachmentOperation {
1160     NVME_NS_ATTACHMENT_ATTACH = 0x0,
1161     NVME_NS_ATTACHMENT_DETACH = 0x1,
1162 };
1163 
1164 #define NVME_CTRL_SQES_MIN(sqes) ((sqes) & 0xf)
1165 #define NVME_CTRL_SQES_MAX(sqes) (((sqes) >> 4) & 0xf)
1166 #define NVME_CTRL_CQES_MIN(cqes) ((cqes) & 0xf)
1167 #define NVME_CTRL_CQES_MAX(cqes) (((cqes) >> 4) & 0xf)
1168 
1169 #define NVME_CTRL_SGLS_SUPPORT_MASK        (0x3 <<  0)
1170 #define NVME_CTRL_SGLS_SUPPORT_NO_ALIGN    (0x1 <<  0)
1171 #define NVME_CTRL_SGLS_SUPPORT_DWORD_ALIGN (0x1 <<  1)
1172 #define NVME_CTRL_SGLS_KEYED               (0x1 <<  2)
1173 #define NVME_CTRL_SGLS_BITBUCKET           (0x1 << 16)
1174 #define NVME_CTRL_SGLS_MPTR_CONTIGUOUS     (0x1 << 17)
1175 #define NVME_CTRL_SGLS_EXCESS_LENGTH       (0x1 << 18)
1176 #define NVME_CTRL_SGLS_MPTR_SGL            (0x1 << 19)
1177 #define NVME_CTRL_SGLS_ADDR_OFFSET         (0x1 << 20)
1178 
1179 #define NVME_ARB_AB(arb)    (arb & 0x7)
1180 #define NVME_ARB_AB_NOLIMIT 0x7
1181 #define NVME_ARB_LPW(arb)   ((arb >> 8) & 0xff)
1182 #define NVME_ARB_MPW(arb)   ((arb >> 16) & 0xff)
1183 #define NVME_ARB_HPW(arb)   ((arb >> 24) & 0xff)
1184 
1185 #define NVME_INTC_THR(intc)     (intc & 0xff)
1186 #define NVME_INTC_TIME(intc)    ((intc >> 8) & 0xff)
1187 
1188 #define NVME_INTVC_NOCOALESCING (0x1 << 16)
1189 
1190 #define NVME_TEMP_THSEL(temp)  ((temp >> 20) & 0x3)
1191 #define NVME_TEMP_THSEL_OVER   0x0
1192 #define NVME_TEMP_THSEL_UNDER  0x1
1193 
1194 #define NVME_TEMP_TMPSEL(temp)     ((temp >> 16) & 0xf)
1195 #define NVME_TEMP_TMPSEL_COMPOSITE 0x0
1196 
1197 #define NVME_TEMP_TMPTH(temp) (temp & 0xffff)
1198 
1199 #define NVME_AEC_SMART(aec)         (aec & 0xff)
1200 #define NVME_AEC_NS_ATTR(aec)       ((aec >> 8) & 0x1)
1201 #define NVME_AEC_FW_ACTIVATION(aec) ((aec >> 9) & 0x1)
1202 
1203 #define NVME_ERR_REC_TLER(err_rec)  (err_rec & 0xffff)
1204 #define NVME_ERR_REC_DULBE(err_rec) (err_rec & 0x10000)
1205 
1206 enum NvmeFeatureIds {
1207     NVME_ARBITRATION                = 0x1,
1208     NVME_POWER_MANAGEMENT           = 0x2,
1209     NVME_LBA_RANGE_TYPE             = 0x3,
1210     NVME_TEMPERATURE_THRESHOLD      = 0x4,
1211     NVME_ERROR_RECOVERY             = 0x5,
1212     NVME_VOLATILE_WRITE_CACHE       = 0x6,
1213     NVME_NUMBER_OF_QUEUES           = 0x7,
1214     NVME_INTERRUPT_COALESCING       = 0x8,
1215     NVME_INTERRUPT_VECTOR_CONF      = 0x9,
1216     NVME_WRITE_ATOMICITY            = 0xa,
1217     NVME_ASYNCHRONOUS_EVENT_CONF    = 0xb,
1218     NVME_TIMESTAMP                  = 0xe,
1219     NVME_COMMAND_SET_PROFILE        = 0x19,
1220     NVME_SOFTWARE_PROGRESS_MARKER   = 0x80,
1221     NVME_FID_MAX                    = 0x100,
1222 };
1223 
1224 typedef enum NvmeFeatureCap {
1225     NVME_FEAT_CAP_SAVE      = 1 << 0,
1226     NVME_FEAT_CAP_NS        = 1 << 1,
1227     NVME_FEAT_CAP_CHANGE    = 1 << 2,
1228 } NvmeFeatureCap;
1229 
1230 typedef enum NvmeGetFeatureSelect {
1231     NVME_GETFEAT_SELECT_CURRENT = 0x0,
1232     NVME_GETFEAT_SELECT_DEFAULT = 0x1,
1233     NVME_GETFEAT_SELECT_SAVED   = 0x2,
1234     NVME_GETFEAT_SELECT_CAP     = 0x3,
1235 } NvmeGetFeatureSelect;
1236 
1237 #define NVME_GETSETFEAT_FID_MASK 0xff
1238 #define NVME_GETSETFEAT_FID(dw10) (dw10 & NVME_GETSETFEAT_FID_MASK)
1239 
1240 #define NVME_GETFEAT_SELECT_SHIFT 8
1241 #define NVME_GETFEAT_SELECT_MASK  0x7
1242 #define NVME_GETFEAT_SELECT(dw10) \
1243     ((dw10 >> NVME_GETFEAT_SELECT_SHIFT) & NVME_GETFEAT_SELECT_MASK)
1244 
1245 #define NVME_SETFEAT_SAVE_SHIFT 31
1246 #define NVME_SETFEAT_SAVE_MASK  0x1
1247 #define NVME_SETFEAT_SAVE(dw10) \
1248     ((dw10 >> NVME_SETFEAT_SAVE_SHIFT) & NVME_SETFEAT_SAVE_MASK)
1249 
1250 typedef struct QEMU_PACKED NvmeRangeType {
1251     uint8_t     type;
1252     uint8_t     attributes;
1253     uint8_t     rsvd2[14];
1254     uint64_t    slba;
1255     uint64_t    nlb;
1256     uint8_t     guid[16];
1257     uint8_t     rsvd48[16];
1258 } NvmeRangeType;
1259 
1260 typedef struct QEMU_PACKED NvmeLBAF {
1261     uint16_t    ms;
1262     uint8_t     ds;
1263     uint8_t     rp;
1264 } NvmeLBAF;
1265 
1266 typedef struct QEMU_PACKED NvmeLBAFE {
1267     uint64_t    zsze;
1268     uint8_t     zdes;
1269     uint8_t     rsvd9[7];
1270 } NvmeLBAFE;
1271 
1272 #define NVME_NSID_BROADCAST 0xffffffff
1273 
1274 typedef struct QEMU_PACKED NvmeIdNs {
1275     uint64_t    nsze;
1276     uint64_t    ncap;
1277     uint64_t    nuse;
1278     uint8_t     nsfeat;
1279     uint8_t     nlbaf;
1280     uint8_t     flbas;
1281     uint8_t     mc;
1282     uint8_t     dpc;
1283     uint8_t     dps;
1284     uint8_t     nmic;
1285     uint8_t     rescap;
1286     uint8_t     fpi;
1287     uint8_t     dlfeat;
1288     uint16_t    nawun;
1289     uint16_t    nawupf;
1290     uint16_t    nacwu;
1291     uint16_t    nabsn;
1292     uint16_t    nabo;
1293     uint16_t    nabspf;
1294     uint16_t    noiob;
1295     uint8_t     nvmcap[16];
1296     uint16_t    npwg;
1297     uint16_t    npwa;
1298     uint16_t    npdg;
1299     uint16_t    npda;
1300     uint16_t    nows;
1301     uint16_t    mssrl;
1302     uint32_t    mcl;
1303     uint8_t     msrc;
1304     uint8_t     rsvd81[23];
1305     uint8_t     nguid[16];
1306     uint64_t    eui64;
1307     NvmeLBAF    lbaf[16];
1308     uint8_t     rsvd192[192];
1309     uint8_t     vs[3712];
1310 } NvmeIdNs;
1311 
1312 typedef struct QEMU_PACKED NvmeIdNsDescr {
1313     uint8_t nidt;
1314     uint8_t nidl;
1315     uint8_t rsvd2[2];
1316 } NvmeIdNsDescr;
1317 
1318 enum NvmeNsIdentifierLength {
1319     NVME_NIDL_EUI64             = 8,
1320     NVME_NIDL_NGUID             = 16,
1321     NVME_NIDL_UUID              = 16,
1322     NVME_NIDL_CSI               = 1,
1323 };
1324 
1325 enum NvmeNsIdentifierType {
1326     NVME_NIDT_EUI64             = 0x01,
1327     NVME_NIDT_NGUID             = 0x02,
1328     NVME_NIDT_UUID              = 0x03,
1329     NVME_NIDT_CSI               = 0x04,
1330 };
1331 
1332 enum NvmeIdNsNmic {
1333     NVME_NMIC_NS_SHARED         = 1 << 0,
1334 };
1335 
1336 enum NvmeCsi {
1337     NVME_CSI_NVM                = 0x00,
1338     NVME_CSI_ZONED              = 0x02,
1339 };
1340 
1341 #define NVME_SET_CSI(vec, csi) (vec |= (uint8_t)(1 << (csi)))
1342 
1343 typedef struct QEMU_PACKED NvmeIdNsZoned {
1344     uint16_t    zoc;
1345     uint16_t    ozcs;
1346     uint32_t    mar;
1347     uint32_t    mor;
1348     uint32_t    rrl;
1349     uint32_t    frl;
1350     uint8_t     rsvd12[24];
1351     uint32_t    numzrwa;
1352     uint16_t    zrwafg;
1353     uint16_t    zrwas;
1354     uint8_t     zrwacap;
1355     uint8_t     rsvd53[2763];
1356     NvmeLBAFE   lbafe[16];
1357     uint8_t     rsvd3072[768];
1358     uint8_t     vs[256];
1359 } NvmeIdNsZoned;
1360 
1361 enum NvmeIdNsZonedOzcs {
1362     NVME_ID_NS_ZONED_OZCS_RAZB    = 1 << 0,
1363     NVME_ID_NS_ZONED_OZCS_ZRWASUP = 1 << 1,
1364 };
1365 
1366 enum NvmeIdNsZonedZrwacap {
1367     NVME_ID_NS_ZONED_ZRWACAP_EXPFLUSHSUP = 1 << 0,
1368 };
1369 
1370 /*Deallocate Logical Block Features*/
1371 #define NVME_ID_NS_DLFEAT_GUARD_CRC(dlfeat)       ((dlfeat) & 0x10)
1372 #define NVME_ID_NS_DLFEAT_WRITE_ZEROES(dlfeat)    ((dlfeat) & 0x08)
1373 
1374 #define NVME_ID_NS_DLFEAT_READ_BEHAVIOR(dlfeat)     ((dlfeat) & 0x7)
1375 #define NVME_ID_NS_DLFEAT_READ_BEHAVIOR_UNDEFINED   0
1376 #define NVME_ID_NS_DLFEAT_READ_BEHAVIOR_ZEROES      1
1377 #define NVME_ID_NS_DLFEAT_READ_BEHAVIOR_ONES        2
1378 
1379 
1380 #define NVME_ID_NS_NSFEAT_THIN(nsfeat)      ((nsfeat & 0x1))
1381 #define NVME_ID_NS_NSFEAT_DULBE(nsfeat)     ((nsfeat >> 2) & 0x1)
1382 #define NVME_ID_NS_FLBAS_EXTENDED(flbas)    ((flbas >> 4) & 0x1)
1383 #define NVME_ID_NS_FLBAS_INDEX(flbas)       ((flbas & 0xf))
1384 #define NVME_ID_NS_MC_SEPARATE(mc)          ((mc >> 1) & 0x1)
1385 #define NVME_ID_NS_MC_EXTENDED(mc)          ((mc & 0x1))
1386 #define NVME_ID_NS_DPC_LAST_EIGHT(dpc)      ((dpc >> 4) & 0x1)
1387 #define NVME_ID_NS_DPC_FIRST_EIGHT(dpc)     ((dpc >> 3) & 0x1)
1388 #define NVME_ID_NS_DPC_TYPE_3(dpc)          ((dpc >> 2) & 0x1)
1389 #define NVME_ID_NS_DPC_TYPE_2(dpc)          ((dpc >> 1) & 0x1)
1390 #define NVME_ID_NS_DPC_TYPE_1(dpc)          ((dpc & 0x1))
1391 #define NVME_ID_NS_DPC_TYPE_MASK            0x7
1392 
1393 enum NvmeIdNsDps {
1394     NVME_ID_NS_DPS_TYPE_NONE   = 0,
1395     NVME_ID_NS_DPS_TYPE_1      = 1,
1396     NVME_ID_NS_DPS_TYPE_2      = 2,
1397     NVME_ID_NS_DPS_TYPE_3      = 3,
1398     NVME_ID_NS_DPS_TYPE_MASK   = 0x7,
1399     NVME_ID_NS_DPS_FIRST_EIGHT = 8,
1400 };
1401 
1402 enum NvmeIdNsFlbas {
1403     NVME_ID_NS_FLBAS_EXTENDED = 1 << 4,
1404 };
1405 
1406 enum NvmeIdNsMc {
1407     NVME_ID_NS_MC_EXTENDED = 1 << 0,
1408     NVME_ID_NS_MC_SEPARATE = 1 << 1,
1409 };
1410 
1411 #define NVME_ID_NS_DPS_TYPE(dps) (dps & NVME_ID_NS_DPS_TYPE_MASK)
1412 
1413 typedef struct NvmeDifTuple {
1414     uint16_t guard;
1415     uint16_t apptag;
1416     uint32_t reftag;
1417 } NvmeDifTuple;
1418 
1419 enum NvmeZoneAttr {
1420     NVME_ZA_FINISHED_BY_CTLR         = 1 << 0,
1421     NVME_ZA_FINISH_RECOMMENDED       = 1 << 1,
1422     NVME_ZA_RESET_RECOMMENDED        = 1 << 2,
1423     NVME_ZA_ZRWA_VALID               = 1 << 3,
1424     NVME_ZA_ZD_EXT_VALID             = 1 << 7,
1425 };
1426 
1427 typedef struct QEMU_PACKED NvmeZoneReportHeader {
1428     uint64_t    nr_zones;
1429     uint8_t     rsvd[56];
1430 } NvmeZoneReportHeader;
1431 
1432 enum NvmeZoneReceiveAction {
1433     NVME_ZONE_REPORT                 = 0,
1434     NVME_ZONE_REPORT_EXTENDED        = 1,
1435 };
1436 
1437 enum NvmeZoneReportType {
1438     NVME_ZONE_REPORT_ALL             = 0,
1439     NVME_ZONE_REPORT_EMPTY           = 1,
1440     NVME_ZONE_REPORT_IMPLICITLY_OPEN = 2,
1441     NVME_ZONE_REPORT_EXPLICITLY_OPEN = 3,
1442     NVME_ZONE_REPORT_CLOSED          = 4,
1443     NVME_ZONE_REPORT_FULL            = 5,
1444     NVME_ZONE_REPORT_READ_ONLY       = 6,
1445     NVME_ZONE_REPORT_OFFLINE         = 7,
1446 };
1447 
1448 enum NvmeZoneType {
1449     NVME_ZONE_TYPE_RESERVED          = 0x00,
1450     NVME_ZONE_TYPE_SEQ_WRITE         = 0x02,
1451 };
1452 
1453 typedef struct QEMU_PACKED NvmeZoneSendCmd {
1454     uint8_t     opcode;
1455     uint8_t     flags;
1456     uint16_t    cid;
1457     uint32_t    nsid;
1458     uint32_t    rsvd8[4];
1459     NvmeCmdDptr dptr;
1460     uint64_t    slba;
1461     uint32_t    rsvd48;
1462     uint8_t     zsa;
1463     uint8_t     zsflags;
1464     uint8_t     rsvd54[2];
1465     uint32_t    rsvd56[2];
1466 } NvmeZoneSendCmd;
1467 
1468 enum NvmeZoneSendAction {
1469     NVME_ZONE_ACTION_RSD             = 0x00,
1470     NVME_ZONE_ACTION_CLOSE           = 0x01,
1471     NVME_ZONE_ACTION_FINISH          = 0x02,
1472     NVME_ZONE_ACTION_OPEN            = 0x03,
1473     NVME_ZONE_ACTION_RESET           = 0x04,
1474     NVME_ZONE_ACTION_OFFLINE         = 0x05,
1475     NVME_ZONE_ACTION_SET_ZD_EXT      = 0x10,
1476     NVME_ZONE_ACTION_ZRWA_FLUSH      = 0x11,
1477 };
1478 
1479 enum {
1480     NVME_ZSFLAG_SELECT_ALL = 1 << 0,
1481     NVME_ZSFLAG_ZRWA_ALLOC = 1 << 1,
1482 };
1483 
1484 typedef struct QEMU_PACKED NvmeZoneDescr {
1485     uint8_t     zt;
1486     uint8_t     zs;
1487     uint8_t     za;
1488     uint8_t     rsvd3[5];
1489     uint64_t    zcap;
1490     uint64_t    zslba;
1491     uint64_t    wp;
1492     uint8_t     rsvd32[32];
1493 } NvmeZoneDescr;
1494 
1495 typedef enum NvmeZoneState {
1496     NVME_ZONE_STATE_RESERVED         = 0x00,
1497     NVME_ZONE_STATE_EMPTY            = 0x01,
1498     NVME_ZONE_STATE_IMPLICITLY_OPEN  = 0x02,
1499     NVME_ZONE_STATE_EXPLICITLY_OPEN  = 0x03,
1500     NVME_ZONE_STATE_CLOSED           = 0x04,
1501     NVME_ZONE_STATE_READ_ONLY        = 0x0d,
1502     NVME_ZONE_STATE_FULL             = 0x0e,
1503     NVME_ZONE_STATE_OFFLINE          = 0x0f,
1504 } NvmeZoneState;
1505 
1506 static inline void _nvme_check_size(void)
1507 {
1508     QEMU_BUILD_BUG_ON(sizeof(NvmeBar) != 4096);
1509     QEMU_BUILD_BUG_ON(sizeof(NvmeAerResult) != 4);
1510     QEMU_BUILD_BUG_ON(sizeof(NvmeZonedResult) != 8);
1511     QEMU_BUILD_BUG_ON(sizeof(NvmeCqe) != 16);
1512     QEMU_BUILD_BUG_ON(sizeof(NvmeDsmRange) != 16);
1513     QEMU_BUILD_BUG_ON(sizeof(NvmeCopySourceRange) != 32);
1514     QEMU_BUILD_BUG_ON(sizeof(NvmeCmd) != 64);
1515     QEMU_BUILD_BUG_ON(sizeof(NvmeDeleteQ) != 64);
1516     QEMU_BUILD_BUG_ON(sizeof(NvmeCreateCq) != 64);
1517     QEMU_BUILD_BUG_ON(sizeof(NvmeCreateSq) != 64);
1518     QEMU_BUILD_BUG_ON(sizeof(NvmeIdentify) != 64);
1519     QEMU_BUILD_BUG_ON(sizeof(NvmeRwCmd) != 64);
1520     QEMU_BUILD_BUG_ON(sizeof(NvmeDsmCmd) != 64);
1521     QEMU_BUILD_BUG_ON(sizeof(NvmeCopyCmd) != 64);
1522     QEMU_BUILD_BUG_ON(sizeof(NvmeRangeType) != 64);
1523     QEMU_BUILD_BUG_ON(sizeof(NvmeErrorLog) != 64);
1524     QEMU_BUILD_BUG_ON(sizeof(NvmeFwSlotInfoLog) != 512);
1525     QEMU_BUILD_BUG_ON(sizeof(NvmeSmartLog) != 512);
1526     QEMU_BUILD_BUG_ON(sizeof(NvmeEffectsLog) != 4096);
1527     QEMU_BUILD_BUG_ON(sizeof(NvmeIdCtrl) != 4096);
1528     QEMU_BUILD_BUG_ON(sizeof(NvmeIdCtrlZoned) != 4096);
1529     QEMU_BUILD_BUG_ON(sizeof(NvmeIdCtrlNvm) != 4096);
1530     QEMU_BUILD_BUG_ON(sizeof(NvmeLBAF) != 4);
1531     QEMU_BUILD_BUG_ON(sizeof(NvmeLBAFE) != 16);
1532     QEMU_BUILD_BUG_ON(sizeof(NvmeIdNs) != 4096);
1533     QEMU_BUILD_BUG_ON(sizeof(NvmeIdNsZoned) != 4096);
1534     QEMU_BUILD_BUG_ON(sizeof(NvmeSglDescriptor) != 16);
1535     QEMU_BUILD_BUG_ON(sizeof(NvmeIdNsDescr) != 4);
1536     QEMU_BUILD_BUG_ON(sizeof(NvmeZoneDescr) != 64);
1537     QEMU_BUILD_BUG_ON(sizeof(NvmeDifTuple) != 8);
1538 }
1539 #endif
1540