123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129 |
- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Copyright (C) 2017 NXP Semiconductors
- * Copyright (C) 2017 Bin Meng <bmeng.cn@gmail.com>
- */
- #include <common.h>
- #include <dm.h>
- #include <errno.h>
- #include <memalign.h>
- #include <nvme.h>
- #include "nvme.h"
- static void print_optional_admin_cmd(u16 oacs, int devnum)
- {
- printf("Blk device %d: Optional Admin Command Support:\n",
- devnum);
- printf("\tNamespace Management/Attachment: %s\n",
- oacs & 0x08 ? "yes" : "no");
- printf("\tFirmware Commit/Image download: %s\n",
- oacs & 0x04 ? "yes" : "no");
- printf("\tFormat NVM: %s\n",
- oacs & 0x02 ? "yes" : "no");
- printf("\tSecurity Send/Receive: %s\n",
- oacs & 0x01 ? "yes" : "no");
- }
- static void print_optional_nvm_cmd(u16 oncs, int devnum)
- {
- printf("Blk device %d: Optional NVM Command Support:\n",
- devnum);
- printf("\tReservation: %s\n",
- oncs & 0x10 ? "yes" : "no");
- printf("\tSave/Select field in the Set/Get features: %s\n",
- oncs & 0x08 ? "yes" : "no");
- printf("\tWrite Zeroes: %s\n",
- oncs & 0x04 ? "yes" : "no");
- printf("\tDataset Management: %s\n",
- oncs & 0x02 ? "yes" : "no");
- printf("\tWrite Uncorrectable: %s\n",
- oncs & 0x01 ? "yes" : "no");
- }
- static void print_format_nvme_attributes(u8 fna, int devnum)
- {
- printf("Blk device %d: Format NVM Attributes:\n", devnum);
- printf("\tSupport Cryptographic Erase: %s\n",
- fna & 0x04 ? "yes" : "No");
- printf("\tSupport erase a particular namespace: %s\n",
- fna & 0x02 ? "No" : "Yes");
- printf("\tSupport format a particular namespace: %s\n",
- fna & 0x01 ? "No" : "Yes");
- }
- static void print_format(struct nvme_lbaf *lbaf)
- {
- u8 str[][10] = {"Best", "Better", "Good", "Degraded"};
- printf("\t\tMetadata Size: %d\n", le16_to_cpu(lbaf->ms));
- printf("\t\tLBA Data Size: %d\n", 1 << lbaf->ds);
- printf("\t\tRelative Performance: %s\n", str[lbaf->rp & 0x03]);
- }
- static void print_formats(struct nvme_id_ns *id, struct nvme_ns *ns)
- {
- int i;
- printf("Blk device %d: LBA Format Support:\n", ns->devnum);
- for (i = 0; i < id->nlbaf; i++) {
- printf("\tLBA Foramt %d Support: ", i);
- if (i == ns->flbas)
- printf("(current)\n");
- else
- printf("\n");
- print_format(id->lbaf + i);
- }
- }
- static void print_data_protect_cap(u8 dpc, int devnum)
- {
- printf("Blk device %d: End-to-End Data", devnum);
- printf("Protect Capabilities:\n");
- printf("\tAs last eight bytes: %s\n",
- dpc & 0x10 ? "yes" : "No");
- printf("\tAs first eight bytes: %s\n",
- dpc & 0x08 ? "yes" : "No");
- printf("\tSupport Type3: %s\n",
- dpc & 0x04 ? "yes" : "No");
- printf("\tSupport Type2: %s\n",
- dpc & 0x02 ? "yes" : "No");
- printf("\tSupport Type1: %s\n",
- dpc & 0x01 ? "yes" : "No");
- }
- static void print_metadata_cap(u8 mc, int devnum)
- {
- printf("Blk device %d: Metadata capabilities:\n", devnum);
- printf("\tAs part of a separate buffer: %s\n",
- mc & 0x02 ? "yes" : "No");
- printf("\tAs part of an extended data LBA: %s\n",
- mc & 0x01 ? "yes" : "No");
- }
- int nvme_print_info(struct udevice *udev)
- {
- struct nvme_ns *ns = dev_get_priv(udev);
- struct nvme_dev *dev = ns->dev;
- ALLOC_CACHE_ALIGN_BUFFER(char, buf_ns, sizeof(struct nvme_id_ns));
- struct nvme_id_ns *id = (struct nvme_id_ns *)buf_ns;
- ALLOC_CACHE_ALIGN_BUFFER(char, buf_ctrl, sizeof(struct nvme_id_ctrl));
- struct nvme_id_ctrl *ctrl = (struct nvme_id_ctrl *)buf_ctrl;
- if (nvme_identify(dev, 0, 1, (dma_addr_t)(long)ctrl))
- return -EIO;
- print_optional_admin_cmd(le16_to_cpu(ctrl->oacs), ns->devnum);
- print_optional_nvm_cmd(le16_to_cpu(ctrl->oncs), ns->devnum);
- print_format_nvme_attributes(ctrl->fna, ns->devnum);
- if (nvme_identify(dev, ns->ns_id, 0, (dma_addr_t)(long)id))
- return -EIO;
- print_formats(id, ns);
- print_data_protect_cap(id->dpc, ns->devnum);
- print_metadata_cap(id->mc, ns->devnum);
- return 0;
- }
|