diff options
author | Simon Glass <sjg@chromium.org> | 2023-01-17 20:47:47 +0300 |
---|---|---|
committer | Tom Rini <trini@konsulko.com> | 2023-01-24 02:11:40 +0300 |
commit | 758c706c6873fda806e3ce70d08bbb8ef3b81707 (patch) | |
tree | 5f23c46b4261dd0a022cc824bd1a0456b1beb769 /drivers | |
parent | 0d77f8f1ca870f7ecd710e701d46c565ff72c68b (diff) | |
download | u-boot-758c706c6873fda806e3ce70d08bbb8ef3b81707.tar.xz |
bootstd: Add an NVMe bootdev
Add a bootdev for NVMe so that these devices can be used with standard
boot.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/nvme/nvme-uclass.c | 54 | ||||
-rw-r--r-- | drivers/nvme/nvme.c | 5 |
2 files changed, 59 insertions, 0 deletions
diff --git a/drivers/nvme/nvme-uclass.c b/drivers/nvme/nvme-uclass.c index 239a92abba..7a8ff06e78 100644 --- a/drivers/nvme/nvme-uclass.c +++ b/drivers/nvme/nvme-uclass.c @@ -7,9 +7,63 @@ #define LOG_CATEGORY UCLASS_NVME #include <common.h> +#include <bootdev.h> #include <dm.h> +#include <init.h> +#include <log.h> +#include <nvme.h> + +static int nvme_bootdev_bind(struct udevice *dev) +{ + struct bootdev_uc_plat *ucp = dev_get_uclass_plat(dev); + + ucp->prio = BOOTDEVP_2_SCAN_FAST; + + return 0; +} + +static int nvme_bootdev_hunt(struct bootdev_hunter *info, bool show) +{ + int ret; + + /* init PCI first since this is often used to provide NVMe */ + if (IS_ENABLED(CONFIG_PCI)) { + ret = pci_init(); + if (ret) + log_warning("Failed to init PCI (%dE)\n", ret); + } + + ret = nvme_scan_namespace(); + if (ret) + return log_msg_ret("scan", ret); + + return 0; +} UCLASS_DRIVER(nvme) = { .name = "nvme", .id = UCLASS_NVME, }; + +struct bootdev_ops nvme_bootdev_ops = { +}; + +static const struct udevice_id nvme_bootdev_ids[] = { + { .compatible = "u-boot,bootdev-nvme" }, + { } +}; + +U_BOOT_DRIVER(nvme_bootdev) = { + .name = "nvme_bootdev", + .id = UCLASS_BOOTDEV, + .ops = &nvme_bootdev_ops, + .bind = nvme_bootdev_bind, + .of_match = nvme_bootdev_ids, +}; + +BOOTDEV_HUNTER(nvme_bootdev_hunter) = { + .prio = BOOTDEVP_2_SCAN_FAST, + .uclass = UCLASS_NVME, + .hunt = nvme_bootdev_hunt, + .drv = DM_DRIVER_REF(nvme_bootdev), +}; diff --git a/drivers/nvme/nvme.c b/drivers/nvme/nvme.c index 6d0d3f3ca2..74e7a5b011 100644 --- a/drivers/nvme/nvme.c +++ b/drivers/nvme/nvme.c @@ -6,6 +6,7 @@ #include <common.h> #include <blk.h> +#include <bootdev.h> #include <cpu_func.h> #include <dm.h> #include <errno.h> @@ -893,6 +894,10 @@ int nvme_init(struct udevice *udev) if (ret) goto free_id; + ret = bootdev_setup_sibling_blk(ns_udev, "nvme_bootdev"); + if (ret) + return log_msg_ret("bootdev", ret); + ret = blk_probe_or_unbind(ns_udev); if (ret) goto free_id; |