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nvme-print-json: update register print code to use libnvme definition
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Use libnvme register definitions instead of the shift operator.

Signed-off-by: Tokunori Ikegami <[email protected]>
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ikegami-t committed Dec 31, 2024
1 parent e21db3e commit 1c3c9fa
Showing 1 changed file with 18 additions and 16 deletions.
34 changes: 18 additions & 16 deletions nvme-print-json.c
Original file line number Diff line number Diff line change
Expand Up @@ -1156,42 +1156,43 @@ static void json_registers_bpinfo(uint32_t bpinfo, struct json_object *r)
{
obj_add_uint_x(r, "bpinfo", bpinfo);

obj_add_uint(r, "Active Boot Partition ID (ABPID)", (bpinfo & 0x80000000) >> 31);
json_registers_bpinfo_brs((bpinfo & 0x3000000) >> 24, r);
obj_add_uint(r, "Boot Partition Size (BPSZ)", bpinfo & 0x7fff);
obj_add_uint(r, "Active Boot Partition ID (ABPID)", NVME_BPINFO_ABPID(bpinfo));
json_registers_bpinfo_brs(NVME_BPINFO_BRS(bpinfo), r);
obj_add_uint(r, "Boot Partition Size (BPSZ)", NVME_BPINFO_BPSZ(bpinfo));
}

static void json_registers_bprsel(uint32_t bprsel, struct json_object *r)
{
obj_add_uint_x(r, "bprsel", bprsel);

obj_add_uint(r, "Boot Partition Identifier (BPID)", (bprsel & 0x80000000) >> 31);
obj_add_uint_x(r, "Boot Partition Read Offset (BPROF)", (bprsel & 0x3ffffc00) >> 10);
obj_add_uint_x(r, "Boot Partition Read Size (BPRSZ)", bprsel & 0x3ff);
obj_add_uint(r, "Boot Partition Identifier (BPID)", NVME_BPRSEL_BPID(bprsel));
obj_add_uint_x(r, "Boot Partition Read Offset (BPROF)", NVME_BPRSEL_BPROF(bprsel));
obj_add_uint_x(r, "Boot Partition Read Size (BPRSZ)", NVME_BPRSEL_BPRSZ(bprsel));
}

static void json_registers_bpmbl(uint64_t bpmbl, struct json_object *r)
{
obj_add_prix64(r, "bpmbl", bpmbl);

obj_add_prix64(r, "Boot Partition Memory Buffer Base Address (BMBBA)", bpmbl);
obj_add_prix64(r, "Boot Partition Memory Buffer Base Address (BMBBA)",
(uint64_t)NVME_BPMBL_BMBBA(bpmbl));
}

static void json_registers_cmbmsc(uint64_t cmbmsc, struct json_object *r)
{
obj_add_prix64(r, "cmbmsc", cmbmsc);

obj_add_prix64(r, "Controller Base Address (CBA)", (cmbmsc & 0xfffffffffffff000) >> 12);
obj_add_prix64(r, "Controller Memory Space Enable (CMSE)", (cmbmsc & 2) >> 1);
obj_add_prix64(r, "Controller Base Address (CBA)", (uint64_t)NVME_CMBMSC_CBA(cmbmsc));
obj_add_prix64(r, "Controller Memory Space Enable (CMSE)", NVME_CMBMSC_CMSE(cmbmsc));
obj_add_str(r, "Capabilities Registers Enabled (CRE)",
cmbmsc & 1 ? "Enabled" : "Not enabled");
NVME_CMBMSC_CRE(cmbmsc) ? "Enabled" : "Not enabled");
}

static void json_registers_cmbsts(uint32_t cmbsts, struct json_object *r)
{
obj_add_uint_x(r, "cmbsts", cmbsts);

obj_add_uint_x(r, "Controller Base Address Invalid (CBAI)", cmbsts & 1);
obj_add_uint_x(r, "Controller Base Address Invalid (CBAI)", NVME_CMBSTS_CBAI(cmbsts));
}

static void json_registers_cmbebs(uint32_t cmbebs, struct json_object *r)
Expand All @@ -1200,11 +1201,11 @@ static void json_registers_cmbebs(uint32_t cmbebs, struct json_object *r)

obj_add_uint_nx(r, "cmbebs", cmbebs);

obj_add_uint_nx(r, "CMB Elasticity Buffer Size Base (CMBWBZ)", cmbebs >> 8);
sprintf(buffer, "%s", cmbebs & 0x10 ? "shall" : "may");
obj_add_uint_nx(r, "CMB Elasticity Buffer Size Base (CMBWBZ)", NVME_CMBEBS_CMBWBZ(cmbebs));
sprintf(buffer, "%s", NVME_CMBEBS_RBB(cmbebs) ? "shall" : "may");
obj_add_str(r, "CMB Read Bypass Behavior (CMBRBB)", buffer);
obj_add_str(r, "CMB Elasticity Buffer Size Units (CMBSZU)",
nvme_register_unit_to_string(cmbebs & 0xf));
nvme_register_unit_to_string(NVME_CMBEBS_CMBSZU(cmbebs)));
}

static void json_registers_cmbswtp(uint32_t cmbswtp, struct json_object *r)
Expand All @@ -1213,8 +1214,9 @@ static void json_registers_cmbswtp(uint32_t cmbswtp, struct json_object *r)

obj_add_uint_nx(r, "cmbswtp", cmbswtp);

obj_add_uint_nx(r, "CMB Sustained Write Throughput (CMBSWTV)", cmbswtp >> 8);
sprintf(str, "%s/second", nvme_register_unit_to_string(cmbswtp & 0xf));
obj_add_uint_nx(r, "CMB Sustained Write Throughput (CMBSWTV)",
NVME_CMBSWTP_CMBSWTV(cmbswtp));
sprintf(str, "%s/second", nvme_register_unit_to_string(NVME_CMBSWTP_CMBSWTU(cmbswtp)));
obj_add_str(r, "CMB Sustained Write Throughput Units (CMBSWTU)", str);
}

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