Message ID | 20190814030914.256689-2-sjg@chromium.org |
---|---|
State | Superseded |
Delegated to: | Bin Meng |
Headers | show |
Series | cbfs: Allow use before relocation / BSS | expand |
On Wed, Aug 14, 2019 at 11:09 AM Simon Glass <sjg@chromium.org> wrote: > > Add a new Kconfig option to enable CBFS in SPL. This can be useful when > the memory-init code is in CBFS. > > Signed-off-by: Simon Glass <sjg@chromium.org> > --- > > fs/Makefile | 1 + > fs/cbfs/Kconfig | 12 ++++++++++++ > 2 files changed, 13 insertions(+) > > diff --git a/fs/Makefile b/fs/Makefile > index 2ed4aeac0e..42e669c40c 100644 > --- a/fs/Makefile > +++ b/fs/Makefile > @@ -8,6 +8,7 @@ ifdef CONFIG_SPL_BUILD > obj-$(CONFIG_FS_LOADER) += fs.o > obj-$(CONFIG_SPL_FS_FAT) += fat/ > obj-$(CONFIG_SPL_FS_EXT4) += ext4/ > +obj-$(CONFIG_SPL_FS_CBFS) += cbfs/ > else > obj-y += fs.o > > diff --git a/fs/cbfs/Kconfig b/fs/cbfs/Kconfig > index 16089547a5..49eb6aca33 100644 > --- a/fs/cbfs/Kconfig > +++ b/fs/cbfs/Kconfig > @@ -6,3 +6,15 @@ config FS_CBFS > on systems that use coreboot as the first boot-loader and then load > U-Boot to actually boot the Operating System. You can also enable > CMD_CBFS to get command-line access. > + > +config SPL_FS_CBFS > + bool "Enable CBFS (Coreboot Filesystem) in SPL" > + help > + Define this to enable support for reading from a Coreboot > + filesystem. This is a ROM-based filesystem used for accessing files > + on systems that use coreboot as the first boot-loader and then load > + U-Boot to actually boot the Operating System. > + > + Note that most functions in the CBFS API do not work with SPL. Only > + those which accept a cbfs_priv * can be used, since BSS it not BSS *is* not > + available. > -- Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Regards, Bin
diff --git a/fs/Makefile b/fs/Makefile index 2ed4aeac0e..42e669c40c 100644 --- a/fs/Makefile +++ b/fs/Makefile @@ -8,6 +8,7 @@ ifdef CONFIG_SPL_BUILD obj-$(CONFIG_FS_LOADER) += fs.o obj-$(CONFIG_SPL_FS_FAT) += fat/ obj-$(CONFIG_SPL_FS_EXT4) += ext4/ +obj-$(CONFIG_SPL_FS_CBFS) += cbfs/ else obj-y += fs.o diff --git a/fs/cbfs/Kconfig b/fs/cbfs/Kconfig index 16089547a5..49eb6aca33 100644 --- a/fs/cbfs/Kconfig +++ b/fs/cbfs/Kconfig @@ -6,3 +6,15 @@ config FS_CBFS on systems that use coreboot as the first boot-loader and then load U-Boot to actually boot the Operating System. You can also enable CMD_CBFS to get command-line access. + +config SPL_FS_CBFS + bool "Enable CBFS (Coreboot Filesystem) in SPL" + help + Define this to enable support for reading from a Coreboot + filesystem. This is a ROM-based filesystem used for accessing files + on systems that use coreboot as the first boot-loader and then load + U-Boot to actually boot the Operating System. + + Note that most functions in the CBFS API do not work with SPL. Only + those which accept a cbfs_priv * can be used, since BSS it not + available.
Add a new Kconfig option to enable CBFS in SPL. This can be useful when the memory-init code is in CBFS. Signed-off-by: Simon Glass <sjg@chromium.org> --- fs/Makefile | 1 + fs/cbfs/Kconfig | 12 ++++++++++++ 2 files changed, 13 insertions(+)