This adds nvme_print_info() to show detailed NVMe controller and namespace information. Signed-off-by: Zhikang Zhang <zhikang.zhang@nxp.com> Signed-off-by: Wenbin Song <wenbin.song@nxp.com> Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Tom Rini <trini@konsulko.com>master
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/*
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* Copyright (C) 2017 NXP Semiconductors |
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* Copyright (C) 2017 Bin Meng <bmeng.cn@gmail.com> |
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* |
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* SPDX-License-Identifier: GPL-2.0+ |
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*/ |
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#include <common.h> |
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#include <dm.h> |
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#include <errno.h> |
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#include <nvme.h> |
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#include "nvme.h" |
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static void print_optional_admin_cmd(u16 oacs, int devnum) |
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{ |
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printf("Blk device %d: Optional Admin Command Support:\n", |
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devnum); |
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printf("\tNamespace Management/Attachment: %s\n", |
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oacs & 0x08 ? "yes" : "no"); |
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printf("\tFirmware Commit/Image download: %s\n", |
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oacs & 0x04 ? "yes" : "no"); |
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printf("\tFormat NVM: %s\n", |
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oacs & 0x02 ? "yes" : "no"); |
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printf("\tSecurity Send/Receive: %s\n", |
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oacs & 0x01 ? "yes" : "no"); |
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} |
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static void print_optional_nvm_cmd(u16 oncs, int devnum) |
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{ |
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printf("Blk device %d: Optional NVM Command Support:\n", |
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devnum); |
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printf("\tReservation: %s\n", |
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oncs & 0x10 ? "yes" : "no"); |
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printf("\tSave/Select field in the Set/Get features: %s\n", |
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oncs & 0x08 ? "yes" : "no"); |
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printf("\tWrite Zeroes: %s\n", |
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oncs & 0x04 ? "yes" : "no"); |
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printf("\tDataset Management: %s\n", |
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oncs & 0x02 ? "yes" : "no"); |
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printf("\tWrite Uncorrectable: %s\n", |
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oncs & 0x01 ? "yes" : "no"); |
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} |
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static void print_format_nvme_attributes(u8 fna, int devnum) |
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{ |
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printf("Blk device %d: Format NVM Attributes:\n", devnum); |
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printf("\tSupport Cryptographic Erase: %s\n", |
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fna & 0x04 ? "yes" : "No"); |
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printf("\tSupport erase a particular namespace: %s\n", |
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fna & 0x02 ? "No" : "Yes"); |
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printf("\tSupport format a particular namespace: %s\n", |
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fna & 0x01 ? "No" : "Yes"); |
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} |
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static void print_format(struct nvme_lbaf *lbaf) |
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{ |
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u8 str[][10] = {"Best", "Better", "Good", "Degraded"}; |
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printf("\t\tMetadata Size: %d\n", le16_to_cpu(lbaf->ms)); |
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printf("\t\tLBA Data Size: %d\n", 1 << lbaf->ds); |
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printf("\t\tRelative Performance: %s\n", str[lbaf->rp & 0x03]); |
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} |
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static void print_formats(struct nvme_id_ns *id, struct nvme_ns *ns) |
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{ |
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int i; |
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printf("Blk device %d: LBA Format Support:\n", ns->devnum); |
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for (i = 0; i < id->nlbaf; i++) { |
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printf("\tLBA Foramt %d Support: ", i); |
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if (i == ns->flbas) |
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printf("(current)\n"); |
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else |
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printf("\n"); |
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print_format(id->lbaf + i); |
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} |
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} |
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static void print_data_protect_cap(u8 dpc, int devnum) |
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{ |
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printf("Blk device %d: End-to-End Data", devnum); |
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printf("Protect Capabilities:\n"); |
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printf("\tAs last eight bytes: %s\n", |
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dpc & 0x10 ? "yes" : "No"); |
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printf("\tAs first eight bytes: %s\n", |
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dpc & 0x08 ? "yes" : "No"); |
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printf("\tSupport Type3: %s\n", |
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dpc & 0x04 ? "yes" : "No"); |
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printf("\tSupport Type2: %s\n", |
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dpc & 0x02 ? "yes" : "No"); |
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printf("\tSupport Type1: %s\n", |
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dpc & 0x01 ? "yes" : "No"); |
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} |
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static void print_metadata_cap(u8 mc, int devnum) |
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{ |
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printf("Blk device %d: Metadata capabilities:\n", devnum); |
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printf("\tAs part of a separate buffer: %s\n", |
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mc & 0x02 ? "yes" : "No"); |
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printf("\tAs part of an extended data LBA: %s\n", |
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mc & 0x01 ? "yes" : "No"); |
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} |
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int nvme_print_info(struct udevice *udev) |
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{ |
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struct nvme_ns *ns = dev_get_priv(udev); |
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struct nvme_dev *dev = ns->dev; |
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struct nvme_id_ns buf_ns, *id = &buf_ns; |
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struct nvme_id_ctrl buf_ctrl, *ctrl = &buf_ctrl; |
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if (nvme_identify(dev, 0, 1, (dma_addr_t)ctrl)) |
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return -EIO; |
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print_optional_admin_cmd(le16_to_cpu(ctrl->oacs), ns->devnum); |
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print_optional_nvm_cmd(le16_to_cpu(ctrl->oncs), ns->devnum); |
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print_format_nvme_attributes(ctrl->fna, ns->devnum); |
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if (nvme_identify(dev, ns->ns_id, 0, (dma_addr_t)id)) |
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return -EIO; |
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print_formats(id, ns); |
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print_data_protect_cap(id->dpc, ns->devnum); |
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print_metadata_cap(id->mc, ns->devnum); |
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return 0; |
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} |
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