Author: mav
Date: Sat Nov 14 01:45:34 2020
New Revision: 367659
URL: https://svnweb.freebsd.org/changeset/base/367659
Log:
Add PMRCAP printing and fix earlier CAP_HI.
MFC after: 3 days
Modified:
head/sys/dev/nvme/nvme.h
head/sys/dev/nvme/nvme_ctrlr.c
Modified: head/sys/dev/nvme/nvme.h
==============================================================================
--- head/sys/dev/nvme/nvme.h Sat Nov 14 01:39:27 2020 (r367658)
+++ head/sys/dev/nvme/nvme.h Sat Nov 14 01:45:34 2020 (r367659)
@@ -150,6 +150,36 @@
#define NVME_AQA_REG_ACQS_SHIFT (16)
#define NVME_AQA_REG_ACQS_MASK (0xFFF)
+#define NVME_PMRCAP_REG_RDS_SHIFT (3)
+#define NVME_PMRCAP_REG_RDS_MASK (0x1)
+#define NVME_PMRCAP_REG_WDS_SHIFT (4)
+#define NVME_PMRCAP_REG_WDS_MASK (0x1)
+#define NVME_PMRCAP_REG_BIR_SHIFT (5)
+#define NVME_PMRCAP_REG_BIR_MASK (0x7)
+#define NVME_PMRCAP_REG_PMRTU_SHIFT (8)
+#define NVME_PMRCAP_REG_PMRTU_MASK (0x3)
+#define NVME_PMRCAP_REG_PMRWBM_SHIFT (10)
+#define NVME_PMRCAP_REG_PMRWBM_MASK (0xf)
+#define NVME_PMRCAP_REG_PMRTO_SHIFT (16)
+#define NVME_PMRCAP_REG_PMRTO_MASK (0xff)
+#define NVME_PMRCAP_REG_CMSS_SHIFT (24)
+#define NVME_PMRCAP_REG_CMSS_MASK (0x1)
+
+#define NVME_PMRCAP_RDS(x) \
+ (((x) >> NVME_PMRCAP_REG_RDS_SHIFT) & NVME_PMRCAP_REG_RDS_MASK)
+#define NVME_PMRCAP_WDS(x) \
+ (((x) >> NVME_PMRCAP_REG_WDS_SHIFT) & NVME_PMRCAP_REG_WDS_MASK)
+#define NVME_PMRCAP_BIR(x) \
+ (((x) >> NVME_PMRCAP_REG_BIR_SHIFT) & NVME_PMRCAP_REG_BIR_MASK)
+#define NVME_PMRCAP_PMRTU(x) \
+ (((x) >> NVME_PMRCAP_REG_PMRTU_SHIFT) & NVME_PMRCAP_REG_PMRTU_MASK)
+#define NVME_PMRCAP_PMRWBM(x) \
+ (((x) >> NVME_PMRCAP_REG_PMRWBM_SHIFT) & NVME_PMRCAP_REG_PMRWBM_MASK)
+#define NVME_PMRCAP_PMRTO(x) \
+ (((x) >> NVME_PMRCAP_REG_PMRTO_SHIFT) & NVME_PMRCAP_REG_PMRTO_MASK)
+#define NVME_PMRCAP_CMSS(x) \
+ (((x) >> NVME_PMRCAP_REG_CMSS_SHIFT) & NVME_PMRCAP_REG_CMSS_MASK)
+
/* Command field definitions */
#define NVME_CMD_FUSE_SHIFT (8)
Modified: head/sys/dev/nvme/nvme_ctrlr.c
==============================================================================
--- head/sys/dev/nvme/nvme_ctrlr.c Sat Nov 14 01:39:27 2020
(r367658)
+++ head/sys/dev/nvme/nvme_ctrlr.c Sat Nov 14 01:45:34 2020
(r367659)
@@ -1367,7 +1367,7 @@ nvme_ctrlr_construct(struct nvme_controller *ctrlr, de
struct make_dev_args md_args;
uint32_t cap_lo;
uint32_t cap_hi;
- uint32_t to, vs;
+ uint32_t to, vs, pmrcap;
uint8_t mpsmin;
int status, timeout_period;
@@ -1390,20 +1390,32 @@ nvme_ctrlr_construct(struct nvme_controller *ctrlr, de
cap_hi = nvme_mmio_read_4(ctrlr, cap_hi);
if (bootverbose) {
device_printf(dev, "CapHi: 0x%08x: DSTRD %u%s, CSS %x%s, "
- "MPSMIN %u, MPSMAX %u %s%s\n", cap_hi,
+ "MPSMIN %u, MPSMAX %u%s%s\n", cap_hi,
NVME_CAP_HI_DSTRD(cap_hi),
- NVME_CAP_HI_NSSRS(cap_lo) ? ", NSSRS" : "",
+ NVME_CAP_HI_NSSRS(cap_hi) ? ", NSSRS" : "",
NVME_CAP_HI_CSS(cap_hi),
- NVME_CAP_HI_BPS(cap_lo) ? ", BPS" : "",
+ NVME_CAP_HI_BPS(cap_hi) ? ", BPS" : "",
NVME_CAP_HI_MPSMIN(cap_hi),
NVME_CAP_HI_MPSMAX(cap_hi),
- NVME_CAP_HI_PMRS(cap_lo) ? ", PMRS" : "",
- NVME_CAP_HI_CMBS(cap_lo) ? ", CMBS" : "");
+ NVME_CAP_HI_PMRS(cap_hi) ? ", PMRS" : "",
+ NVME_CAP_HI_CMBS(cap_hi) ? ", CMBS" : "");
}
if (bootverbose) {
vs = nvme_mmio_read_4(ctrlr, vs);
device_printf(dev, "Version: 0x%08x: %d.%d\n", vs,
NVME_MAJOR(vs), NVME_MINOR(vs));
+ }
+ if (bootverbose && NVME_CAP_HI_PMRS(cap_hi)) {
+ pmrcap = nvme_mmio_read_4(ctrlr, pmrcap);
+ device_printf(dev, "PMRCap: 0x%08x: BIR %u%s%s, PMRTU %u, "
+ "PMRWBM %x, PMRTO %u%s\n", pmrcap,
+ NVME_PMRCAP_BIR(pmrcap),
+ NVME_PMRCAP_RDS(pmrcap) ? ", RDS" : "",
+ NVME_PMRCAP_WDS(pmrcap) ? ", WDS" : "",
+ NVME_PMRCAP_PMRTU(pmrcap),
+ NVME_PMRCAP_PMRWBM(pmrcap),
+ NVME_PMRCAP_PMRTO(pmrcap),
+ NVME_PMRCAP_CMSS(pmrcap) ? ", CMSS" : "");
}
ctrlr->dstrd = NVME_CAP_HI_DSTRD(cap_hi) + 2;
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