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bhyve: implement NVMe Namespace Identification Descriptor

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NVMe 1.3 compliant controllers must implement the Namespace
Identification Descriptor structure (i.e. CNS=3). Previously this was
unimplemented.

Fixes UNH Test 1.1.4-0

Tested by:	Jason Tubnor
MFC after:	2 weeks
Differential Revision: https://reviews.freebsd.org/D24884
This commit is contained in:
Chuck Tuffli 2020-06-29 00:31:30 +00:00
parent 064ca48f57
commit f8fa74679c
1 changed files with 20 additions and 11 deletions
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31
usr.sbin/bhyve/pci_nvme.c
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@ -870,10 +870,13 @@ nvme_opc_identify(struct pci_nvme_softc* sc, struct nvme_command* command,
struct nvme_completion* compl)
{
void *dest;
uint16_t status;
DPRINTF("%s identify 0x%x nsid 0x%x", __func__,
command->cdw10 & 0xFF, command->nsid);
pci_nvme_status_genc(&status, NVME_SC_SUCCESS);
switch (command->cdw10 & 0xFF) {
case 0x00: /* return Identify Namespace data structure */
nvme_prp_memcpy(sc->nsc_pi->pi_vmctx, command->prp1,
@ -892,24 +895,30 @@ nvme_opc_identify(struct pci_nvme_softc* sc, struct nvme_command* command,
((uint32_t *)dest)[0] = 1;
((uint32_t *)dest)[1] = 0;
break;
case 0x11:
pci_nvme_status_genc(&compl->status,
NVME_SC_INVALID_NAMESPACE_OR_FORMAT);
return (1);
case 0x03: /* list of NSID structures in CDW1.NSID, 4096 bytes */
case 0x10:
case 0x12:
case 0x13:
case 0x14:
case 0x15:
if (command->nsid != 1) {
pci_nvme_status_genc(&status,
NVME_SC_INVALID_NAMESPACE_OR_FORMAT);
break;
}
dest = vm_map_gpa(sc->nsc_pi->pi_vmctx, command->prp1,
sizeof(uint32_t) * 1024);
/* All bytes after the descriptor shall be zero */
bzero(dest, sizeof(uint32_t) * 1024);
/* Return NIDT=1 (i.e. EUI64) descriptor */
((uint8_t *)dest)[0] = 1;
((uint8_t *)dest)[1] = sizeof(uint64_t);
bcopy(sc->nsdata.eui64, ((uint8_t *)dest) + 4, sizeof(uint64_t));
break;
default:
DPRINTF("%s unsupported identify command requested 0x%x",
__func__, command->cdw10 & 0xFF);
pci_nvme_status_genc(&compl->status, NVME_SC_INVALID_FIELD);
pci_nvme_status_genc(&status, NVME_SC_INVALID_FIELD);
return (1);
}
pci_nvme_status_genc(&compl->status, NVME_SC_SUCCESS);
compl->status = status;
return (1);
}