Message ID | 20230502161902.1339861-5-mchitale@ventanamicro.com |
---|---|
State | Superseded |
Delegated to: | Tom Rini |
Headers | show |
Series | SPL NVme support | expand |
Hi Mayuresh, On Tue, 2 May 2023 at 10:19, Mayuresh Chitale <mchitale@ventanamicro.com> wrote: > > Add support to load the next stage image from an NVMe disk which may > be formatted as an EXT or FAT filesystem. > > Signed-off-by: Mayuresh Chitale <mchitale@ventanamicro.com> > --- > arch/riscv/include/asm/spl.h | 1 + > common/spl/Kconfig | 10 +++++++ > common/spl/Makefile | 1 + > common/spl/spl_nvme.c | 52 ++++++++++++++++++++++++++++++++++++ > 4 files changed, 64 insertions(+) > create mode 100644 common/spl/spl_nvme.c > > diff --git a/arch/riscv/include/asm/spl.h b/arch/riscv/include/asm/spl.h > index 2898a770ee..9c0bf9755c 100644 > --- a/arch/riscv/include/asm/spl.h > +++ b/arch/riscv/include/asm/spl.h > @@ -20,6 +20,7 @@ enum { > BOOT_DEVICE_SPI, > BOOT_DEVICE_USB, > BOOT_DEVICE_SATA, > + BOOT_DEVICE_NVME, > BOOT_DEVICE_I2C, > BOOT_DEVICE_BOARD, > BOOT_DEVICE_DFU, > diff --git a/common/spl/Kconfig b/common/spl/Kconfig > index a42774c76d..021c4997a7 100644 > --- a/common/spl/Kconfig > +++ b/common/spl/Kconfig > @@ -1283,6 +1283,16 @@ config SPL_NVME_BOOT_DEVICE > depends on SPL_NVME > default 0x0 > > +config SYS_NVME_EXT_BOOT_PARTITION > + hex "NVMe ext boot partition number" > + depends on SPL_NVME > + default 0x2 > + > +config SYS_NVME_FAT_BOOT_PARTITION > + hex "NVMe boot partition number" > + depends on SPL_NVME > + default 0x1 > + > config SPL_SERIAL > bool "Support serial" > select SPL_PRINTF > diff --git a/common/spl/Makefile b/common/spl/Makefile > index 13db3df993..4bcc3d7e68 100644 > --- a/common/spl/Makefile > +++ b/common/spl/Makefile > @@ -28,6 +28,7 @@ obj-$(CONFIG_$(SPL_TPL_)USB_STORAGE) += spl_usb.o > obj-$(CONFIG_$(SPL_TPL_)FS_FAT) += spl_fat.o > obj-$(CONFIG_$(SPL_TPL_)FS_EXT4) += spl_ext.o > obj-$(CONFIG_$(SPL_TPL_)SATA) += spl_sata.o > +obj-$(CONFIG_$(SPL_TPL_)NVME) += spl_nvme.o > obj-$(CONFIG_$(SPL_TPL_)SEMIHOSTING) += spl_semihosting.o > obj-$(CONFIG_$(SPL_TPL_)DFU) += spl_dfu.o > obj-$(CONFIG_$(SPL_TPL_)SPI_LOAD) += spl_spi.o > diff --git a/common/spl/spl_nvme.c b/common/spl/spl_nvme.c > new file mode 100644 > index 0000000000..c99e0aefc7 > --- /dev/null > +++ b/common/spl/spl_nvme.c > @@ -0,0 +1,52 @@ > +// SPDX-License-Identifier: GPL-2.0+ > +/* > + * Copyright (C) 2023 > + * Ventana Micro Systems Inc. > + * > + * Derived work from spl_sata.c > + */ > + > +#include <common.h> > +#include <spl.h> > +#include <errno.h> > +#include <fat.h> > +#include <init.h> > +#include <nvme.h> > + > +static int spl_nvme_load_image(struct spl_image_info *spl_image, > + struct spl_boot_device *bootdev) > +{ > + int ret; > + struct blk_desc *blk_desc; > + > + ret = pci_init(); > + if (ret < 0) > + goto out; > + > + ret = nvme_scan_namespace(); > + if (ret < 0) > + goto out; > + > + blk_show_device(UCLASS_NVME, CONFIG_SPL_NVME_BOOT_DEVICE); > + blk_desc = blk_get_devnum_by_uclass_id(UCLASS_NVME, > + CONFIG_SPL_NVME_BOOT_DEVICE); > + if (IS_ENABLED(CONFIG_SPL_FS_EXT4)) { > + ret = spl_load_image_ext(spl_image, bootdev, blk_desc, > + CONFIG_SYS_NVME_EXT_BOOT_PARTITION, > + CONFIG_SPL_PAYLOAD); > + if (!ret) > + return ret; > + } > + > + if (IS_ENABLED(CONFIG_SPL_FS_FAT)) > + ret = spl_load_image_fat(spl_image, bootdev, blk_desc, > + CONFIG_SYS_NVME_FAT_BOOT_PARTITION, > + CONFIG_SPL_PAYLOAD); > + else > + ret = -ENOSYS; > + > +out: > + return ret; > +} > + > +SPL_LOAD_IMAGE_METHOD("NVME", 0, BOOT_DEVICE_NVME, spl_nvme_load_image); > -- > 2.34.1 > All of this code looks generic except: UCLASS_NVME CONFIG_SPL_NVME_BOOT_DEVICE CONFIG_SYS_NVME_EXT_BOOT_PARTITION so please move the code inside your new function into a generic file like spl_blk_fs.c or similar and pass these parameters to it. Then we can use the same function for other device types. Regards, SImon
Hi Simon, On Wed, May 3, 2023 at 6:58 AM Simon Glass <sjg@chromium.org> wrote: > > Hi Mayuresh, > > On Tue, 2 May 2023 at 10:19, Mayuresh Chitale <mchitale@ventanamicro.com> wrote: > > > > Add support to load the next stage image from an NVMe disk which may > > be formatted as an EXT or FAT filesystem. > > > > Signed-off-by: Mayuresh Chitale <mchitale@ventanamicro.com> > > --- > > arch/riscv/include/asm/spl.h | 1 + > > common/spl/Kconfig | 10 +++++++ > > common/spl/Makefile | 1 + > > common/spl/spl_nvme.c | 52 ++++++++++++++++++++++++++++++++++++ > > 4 files changed, 64 insertions(+) > > create mode 100644 common/spl/spl_nvme.c > > > > diff --git a/arch/riscv/include/asm/spl.h b/arch/riscv/include/asm/spl.h > > index 2898a770ee..9c0bf9755c 100644 > > --- a/arch/riscv/include/asm/spl.h > > +++ b/arch/riscv/include/asm/spl.h > > @@ -20,6 +20,7 @@ enum { > > BOOT_DEVICE_SPI, > > BOOT_DEVICE_USB, > > BOOT_DEVICE_SATA, > > + BOOT_DEVICE_NVME, > > BOOT_DEVICE_I2C, > > BOOT_DEVICE_BOARD, > > BOOT_DEVICE_DFU, > > diff --git a/common/spl/Kconfig b/common/spl/Kconfig > > index a42774c76d..021c4997a7 100644 > > --- a/common/spl/Kconfig > > +++ b/common/spl/Kconfig > > @@ -1283,6 +1283,16 @@ config SPL_NVME_BOOT_DEVICE > > depends on SPL_NVME > > default 0x0 > > > > +config SYS_NVME_EXT_BOOT_PARTITION > > + hex "NVMe ext boot partition number" > > + depends on SPL_NVME > > + default 0x2 > > + > > +config SYS_NVME_FAT_BOOT_PARTITION > > + hex "NVMe boot partition number" > > + depends on SPL_NVME > > + default 0x1 > > + > > config SPL_SERIAL > > bool "Support serial" > > select SPL_PRINTF > > diff --git a/common/spl/Makefile b/common/spl/Makefile > > index 13db3df993..4bcc3d7e68 100644 > > --- a/common/spl/Makefile > > +++ b/common/spl/Makefile > > @@ -28,6 +28,7 @@ obj-$(CONFIG_$(SPL_TPL_)USB_STORAGE) += spl_usb.o > > obj-$(CONFIG_$(SPL_TPL_)FS_FAT) += spl_fat.o > > obj-$(CONFIG_$(SPL_TPL_)FS_EXT4) += spl_ext.o > > obj-$(CONFIG_$(SPL_TPL_)SATA) += spl_sata.o > > +obj-$(CONFIG_$(SPL_TPL_)NVME) += spl_nvme.o > > obj-$(CONFIG_$(SPL_TPL_)SEMIHOSTING) += spl_semihosting.o > > obj-$(CONFIG_$(SPL_TPL_)DFU) += spl_dfu.o > > obj-$(CONFIG_$(SPL_TPL_)SPI_LOAD) += spl_spi.o > > diff --git a/common/spl/spl_nvme.c b/common/spl/spl_nvme.c > > new file mode 100644 > > index 0000000000..c99e0aefc7 > > --- /dev/null > > +++ b/common/spl/spl_nvme.c > > @@ -0,0 +1,52 @@ > > +// SPDX-License-Identifier: GPL-2.0+ > > +/* > > + * Copyright (C) 2023 > > + * Ventana Micro Systems Inc. > > + * > > + * Derived work from spl_sata.c > > + */ > > + > > +#include <common.h> > > +#include <spl.h> > > +#include <errno.h> > > +#include <fat.h> > > +#include <init.h> > > +#include <nvme.h> > > + > > +static int spl_nvme_load_image(struct spl_image_info *spl_image, > > + struct spl_boot_device *bootdev) > > +{ > > + int ret; > > + struct blk_desc *blk_desc; > > + > > + ret = pci_init(); > > + if (ret < 0) > > + goto out; > > + > > + ret = nvme_scan_namespace(); > > + if (ret < 0) > > + goto out; > > + > > + blk_show_device(UCLASS_NVME, CONFIG_SPL_NVME_BOOT_DEVICE); > > + blk_desc = blk_get_devnum_by_uclass_id(UCLASS_NVME, > > + CONFIG_SPL_NVME_BOOT_DEVICE); > > + if (IS_ENABLED(CONFIG_SPL_FS_EXT4)) { > > + ret = spl_load_image_ext(spl_image, bootdev, blk_desc, > > + CONFIG_SYS_NVME_EXT_BOOT_PARTITION, > > + CONFIG_SPL_PAYLOAD); > > + if (!ret) > > + return ret; > > + } > > + > > + if (IS_ENABLED(CONFIG_SPL_FS_FAT)) > > + ret = spl_load_image_fat(spl_image, bootdev, blk_desc, > > + CONFIG_SYS_NVME_FAT_BOOT_PARTITION, > > + CONFIG_SPL_PAYLOAD); > > + else > > + ret = -ENOSYS; > > + > > +out: > > + return ret; > > +} > > + > > +SPL_LOAD_IMAGE_METHOD("NVME", 0, BOOT_DEVICE_NVME, spl_nvme_load_image); > > -- > > 2.34.1 > > > > All of this code looks generic except: > > UCLASS_NVME > CONFIG_SPL_NVME_BOOT_DEVICE > CONFIG_SYS_NVME_EXT_BOOT_PARTITION > so please move the code inside your new function into a generic file > like spl_blk_fs.c or similar and pass these parameters to it. Then we > can use the same function for other device types. > Ok. WIll do it in the next version. > Regards, > SImon Thanks, Mayuresh.
diff --git a/arch/riscv/include/asm/spl.h b/arch/riscv/include/asm/spl.h index 2898a770ee..9c0bf9755c 100644 --- a/arch/riscv/include/asm/spl.h +++ b/arch/riscv/include/asm/spl.h @@ -20,6 +20,7 @@ enum { BOOT_DEVICE_SPI, BOOT_DEVICE_USB, BOOT_DEVICE_SATA, + BOOT_DEVICE_NVME, BOOT_DEVICE_I2C, BOOT_DEVICE_BOARD, BOOT_DEVICE_DFU, diff --git a/common/spl/Kconfig b/common/spl/Kconfig index a42774c76d..021c4997a7 100644 --- a/common/spl/Kconfig +++ b/common/spl/Kconfig @@ -1283,6 +1283,16 @@ config SPL_NVME_BOOT_DEVICE depends on SPL_NVME default 0x0 +config SYS_NVME_EXT_BOOT_PARTITION + hex "NVMe ext boot partition number" + depends on SPL_NVME + default 0x2 + +config SYS_NVME_FAT_BOOT_PARTITION + hex "NVMe boot partition number" + depends on SPL_NVME + default 0x1 + config SPL_SERIAL bool "Support serial" select SPL_PRINTF diff --git a/common/spl/Makefile b/common/spl/Makefile index 13db3df993..4bcc3d7e68 100644 --- a/common/spl/Makefile +++ b/common/spl/Makefile @@ -28,6 +28,7 @@ obj-$(CONFIG_$(SPL_TPL_)USB_STORAGE) += spl_usb.o obj-$(CONFIG_$(SPL_TPL_)FS_FAT) += spl_fat.o obj-$(CONFIG_$(SPL_TPL_)FS_EXT4) += spl_ext.o obj-$(CONFIG_$(SPL_TPL_)SATA) += spl_sata.o +obj-$(CONFIG_$(SPL_TPL_)NVME) += spl_nvme.o obj-$(CONFIG_$(SPL_TPL_)SEMIHOSTING) += spl_semihosting.o obj-$(CONFIG_$(SPL_TPL_)DFU) += spl_dfu.o obj-$(CONFIG_$(SPL_TPL_)SPI_LOAD) += spl_spi.o diff --git a/common/spl/spl_nvme.c b/common/spl/spl_nvme.c new file mode 100644 index 0000000000..c99e0aefc7 --- /dev/null +++ b/common/spl/spl_nvme.c @@ -0,0 +1,52 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2023 + * Ventana Micro Systems Inc. + * + * Derived work from spl_sata.c + */ + +#include <common.h> +#include <spl.h> +#include <errno.h> +#include <fat.h> +#include <init.h> +#include <nvme.h> + +static int spl_nvme_load_image(struct spl_image_info *spl_image, + struct spl_boot_device *bootdev) +{ + int ret; + struct blk_desc *blk_desc; + + ret = pci_init(); + if (ret < 0) + goto out; + + ret = nvme_scan_namespace(); + if (ret < 0) + goto out; + + blk_show_device(UCLASS_NVME, CONFIG_SPL_NVME_BOOT_DEVICE); + blk_desc = blk_get_devnum_by_uclass_id(UCLASS_NVME, + CONFIG_SPL_NVME_BOOT_DEVICE); + if (IS_ENABLED(CONFIG_SPL_FS_EXT4)) { + ret = spl_load_image_ext(spl_image, bootdev, blk_desc, + CONFIG_SYS_NVME_EXT_BOOT_PARTITION, + CONFIG_SPL_PAYLOAD); + if (!ret) + return ret; + } + + if (IS_ENABLED(CONFIG_SPL_FS_FAT)) + ret = spl_load_image_fat(spl_image, bootdev, blk_desc, + CONFIG_SYS_NVME_FAT_BOOT_PARTITION, + CONFIG_SPL_PAYLOAD); + else + ret = -ENOSYS; + +out: + return ret; +} + +SPL_LOAD_IMAGE_METHOD("NVME", 0, BOOT_DEVICE_NVME, spl_nvme_load_image);
Add support to load the next stage image from an NVMe disk which may be formatted as an EXT or FAT filesystem. Signed-off-by: Mayuresh Chitale <mchitale@ventanamicro.com> --- arch/riscv/include/asm/spl.h | 1 + common/spl/Kconfig | 10 +++++++ common/spl/Makefile | 1 + common/spl/spl_nvme.c | 52 ++++++++++++++++++++++++++++++++++++ 4 files changed, 64 insertions(+) create mode 100644 common/spl/spl_nvme.c