Message ID | 20240605181041.68317-2-vassilisamir@gmail.com |
---|---|
State | Changes Requested |
Delegated to: | Tom Rini |
Headers | show |
Series | [RFC] drivers: bootcount: Add support for FAT filesystem | expand |
Hi, On Wed, Jun 05, 2024 at 08:10:41PM +0200, Vasileios Amoiridis wrote: > From: Vasileios Amoiridis <vasileios.amoiridis@cern.ch> > > Add support to save boot count variable in a file in a FAT filesystem. > > Signed-off-by: Vasileios Amoiridis <vasileios.amoiridis@cern.ch> > --- > doc/README.bootcount | 12 ++++---- > drivers/bootcount/Kconfig | 49 +++++++++++++++++++++++-------- > drivers/bootcount/Makefile | 2 +- > drivers/bootcount/bootcount_ext.c | 18 ++++++++---- > 4 files changed, 56 insertions(+), 25 deletions(-) > > diff --git a/doc/README.bootcount b/doc/README.bootcount > index f6c5f82f98..cce66d4d70 100644 > --- a/doc/README.bootcount > +++ b/doc/README.bootcount > @@ -23,15 +23,17 @@ It is the responsibility of some application code (typically a Linux > application) to reset the variable "bootcount" to 0 when the system booted > successfully, thus allowing for more boot cycles. > > -CONFIG_BOOTCOUNT_EXT > +CONFIG_BOOTCOUNT_FS > -------------------- > > -This adds support for maintaining boot count in a file on an EXT filesystem. > +This adds support for maintaining boot count in a file on a filesystem. > +Supported filesystems are FAT and EXT. > + > The file to use is defined by: > > -CONFIG_SYS_BOOTCOUNT_EXT_INTERFACE > -CONFIG_SYS_BOOTCOUNT_EXT_DEVPART > -CONFIG_SYS_BOOTCOUNT_EXT_NAME > +CONFIG_SYS_BOOTCOUNT_FS_INTERFACE > +CONFIG_SYS_BOOTCOUNT_FS_DEVPART > +CONFIG_SYS_BOOTCOUNT_FS_NAME > > The format of the file is: > > diff --git a/drivers/bootcount/Kconfig b/drivers/bootcount/Kconfig > index 3c56253b1e..a39a7556bb 100644 > --- a/drivers/bootcount/Kconfig > +++ b/drivers/bootcount/Kconfig > @@ -25,10 +25,9 @@ config BOOTCOUNT_GENERIC > Set to the address where the bootcount and bootcount magic > will be stored. > > -config BOOTCOUNT_EXT > - bool "Boot counter on EXT filesystem" > - depends on FS_EXT4 > - select EXT4_WRITE > +config BOOTCOUNT_FS > + bool "Boot counter on filesystem" > + depends on FS_EXT4 || FS_FAT > help > Add support for maintaining boot count in a file on an EXT > filesystem. The help message refers to EXT only, not mentioning FAT. > @@ -177,6 +176,30 @@ config BOOTCOUNT_BOOTLIMIT > counter being cleared. > If set to 0, do not set a boot limit in the environment. > > +if BOOTCOUNT_FS > +choice > + prompt "Filesystem type" > + default BOOTCOUNT_EXT > + > +config BOOTCOUNT_EXT > + bool "Boot counter on EXT filesystem" > + depends on FS_EXT4 > + select EXT4_WRITE > + help > + Add support for maintaining boot count in a file on an EXT > + filesystem. > + > +config BOOTCOUNT_FAT > + bool "Boot counter on FAT filesystem" > + depends on FS_FAT > + select FAT_WRITE > + help > + Add support for maintaining boot count in a file on a FAT > + filesystem. > + > +endchoice > +endif > + > config SYS_BOOTCOUNT_SINGLEWORD > bool "Use single word to pack boot count and magic value" > depends on BOOTCOUNT_GENERIC > @@ -184,26 +207,26 @@ config SYS_BOOTCOUNT_SINGLEWORD > This option enables packing boot count magic value and boot count > into single word (32 bits). > > -config SYS_BOOTCOUNT_EXT_INTERFACE > +config SYS_BOOTCOUNT_FS_INTERFACE > string "Interface on which to find boot counter EXT filesystem" Same here. > default "mmc" > - depends on BOOTCOUNT_EXT > + depends on BOOTCOUNT_FS > help > Set the interface to use when locating the filesystem to use for the > boot counter. > > -config SYS_BOOTCOUNT_EXT_DEVPART > +config SYS_BOOTCOUNT_FS_DEVPART > string "Partition of the boot counter EXT filesystem" And here. > default "0:1" > - depends on BOOTCOUNT_EXT > + depends on BOOTCOUNT_FS > help > Set the partition to use when locating the filesystem to use for the > boot counter. > > -config SYS_BOOTCOUNT_EXT_NAME > +config SYS_BOOTCOUNT_FS_NAME > string "Path and filename of the EXT filesystem based boot counter" And here. Other than that Reviewed-by: Philip Oberfichtner <pro@denx.de> > default "/boot/failures" > - depends on BOOTCOUNT_EXT > + depends on BOOTCOUNT_FS > help > Set the filename and path of the file used to store the boot counter. > > @@ -211,18 +234,18 @@ config SYS_BOOTCOUNT_ADDR > hex "RAM address used for reading and writing the boot counter" > default 0x44E3E000 if BOOTCOUNT_AM33XX || BOOTCOUNT_AM33XX_NVMEM > default 0xE0115FF8 if ARCH_LS1043A || ARCH_LS1021A > - depends on BOOTCOUNT_AM33XX || BOOTCOUNT_GENERIC || BOOTCOUNT_EXT || \ > + depends on BOOTCOUNT_AM33XX || BOOTCOUNT_GENERIC || BOOTCOUNT_FS || \ > BOOTCOUNT_AM33XX_NVMEM > help > Set the address used for reading and writing the boot counter. > > config SYS_BOOTCOUNT_MAGIC > hex "Magic value for the boot counter" > - default 0xB001C041 if BOOTCOUNT_GENERIC || BOOTCOUNT_EXT || \ > + default 0xB001C041 if BOOTCOUNT_GENERIC || BOOTCOUNT_FS || \ > BOOTCOUNT_AM33XX || BOOTCOUNT_ENV || \ > BOOTCOUNT_RAM || BOOTCOUNT_AT91 || DM_BOOTCOUNT > default 0xB0 if BOOTCOUNT_AM33XX_NVMEM > - depends on BOOTCOUNT_GENERIC || BOOTCOUNT_EXT || \ > + depends on BOOTCOUNT_GENERIC || BOOTCOUNT_FS || \ > BOOTCOUNT_AM33XX || BOOTCOUNT_ENV || \ > BOOTCOUNT_RAM || BOOTCOUNT_AT91 || DM_BOOTCOUNT || \ > BOOTCOUNT_AM33XX_NVMEM > diff --git a/drivers/bootcount/Makefile b/drivers/bootcount/Makefile > index e7771f5b36..c0427434d7 100644 > --- a/drivers/bootcount/Makefile > +++ b/drivers/bootcount/Makefile > @@ -6,7 +6,7 @@ obj-$(CONFIG_BOOTCOUNT_AT91) += bootcount_at91.o > obj-$(CONFIG_BOOTCOUNT_AM33XX) += bootcount_davinci.o > obj-$(CONFIG_BOOTCOUNT_RAM) += bootcount_ram.o > obj-$(CONFIG_BOOTCOUNT_ENV) += bootcount_env.o > -obj-$(CONFIG_BOOTCOUNT_EXT) += bootcount_ext.o > +obj-$(CONFIG_BOOTCOUNT_FS) += bootcount_ext.o > obj-$(CONFIG_BOOTCOUNT_AM33XX_NVMEM) += bootcount_nvmem.o > > obj-$(CONFIG_DM_BOOTCOUNT) += bootcount-uclass.o > diff --git a/drivers/bootcount/bootcount_ext.c b/drivers/bootcount/bootcount_ext.c > index 9639e638e9..660bea2db2 100644 > --- a/drivers/bootcount/bootcount_ext.c > +++ b/drivers/bootcount/bootcount_ext.c > @@ -19,14 +19,20 @@ typedef struct { > > static u8 upgrade_available = 1; > > +#ifdef BOOTCOUNT_EXT > +static u8 bootcount_fstype = FS_TYPE_EXT; > +#else > +static u8 bootcount_fstype = FS_TYPE_FAT; > +#endif > + > void bootcount_store(ulong a) > { > bootcount_ext_t *buf; > loff_t len; > int ret; > > - if (fs_set_blk_dev(CONFIG_SYS_BOOTCOUNT_EXT_INTERFACE, > - CONFIG_SYS_BOOTCOUNT_EXT_DEVPART, FS_TYPE_EXT)) { > + if (fs_set_blk_dev(CONFIG_SYS_BOOTCOUNT_FS_INTERFACE, > + CONFIG_SYS_BOOTCOUNT_FS_DEVPART, bootcount_fstype)) { > puts("Error selecting device\n"); > return; > } > @@ -42,7 +48,7 @@ void bootcount_store(ulong a) > buf->upgrade_available = upgrade_available; > unmap_sysmem(buf); > > - ret = fs_write(CONFIG_SYS_BOOTCOUNT_EXT_NAME, > + ret = fs_write(CONFIG_SYS_BOOTCOUNT_FS_NAME, > CONFIG_SYS_BOOTCOUNT_ADDR, 0, sizeof(bootcount_ext_t), > &len); > if (ret != 0) > @@ -55,13 +61,13 @@ ulong bootcount_load(void) > loff_t len_read; > int ret; > > - if (fs_set_blk_dev(CONFIG_SYS_BOOTCOUNT_EXT_INTERFACE, > - CONFIG_SYS_BOOTCOUNT_EXT_DEVPART, FS_TYPE_EXT)) { > + if (fs_set_blk_dev(CONFIG_SYS_BOOTCOUNT_FS_INTERFACE, > + CONFIG_SYS_BOOTCOUNT_FS_DEVPART, bootcount_fstype)) { > puts("Error selecting device\n"); > return 0; > } > > - ret = fs_read(CONFIG_SYS_BOOTCOUNT_EXT_NAME, CONFIG_SYS_BOOTCOUNT_ADDR, > + ret = fs_read(CONFIG_SYS_BOOTCOUNT_FS_NAME, CONFIG_SYS_BOOTCOUNT_ADDR, > 0, sizeof(bootcount_ext_t), &len_read); > if (ret != 0 || len_read != sizeof(bootcount_ext_t)) { > puts("Error loading bootcount\n"); > > base-commit: c0ea27bccfb7d2d37fd36806ac2a2f7389099420 > -- > 2.34.1 >
Hi Vasileios, On 6/5/24 8:10 PM, Vasileios Amoiridis wrote: > [You don't often get email from vassilisamir@gmail.com. Learn why this is important at https://aka.ms/LearnAboutSenderIdentification ] > > From: Vasileios Amoiridis <vasileios.amoiridis@cern.ch> > > Add support to save boot count variable in a file in a FAT filesystem. > > Signed-off-by: Vasileios Amoiridis <vasileios.amoiridis@cern.ch> > --- > doc/README.bootcount | 12 ++++---- > drivers/bootcount/Kconfig | 49 +++++++++++++++++++++++-------- > drivers/bootcount/Makefile | 2 +- > drivers/bootcount/bootcount_ext.c | 18 ++++++++---- > 4 files changed, 56 insertions(+), 25 deletions(-) > > diff --git a/doc/README.bootcount b/doc/README.bootcount > index f6c5f82f98..cce66d4d70 100644 > --- a/doc/README.bootcount > +++ b/doc/README.bootcount > @@ -23,15 +23,17 @@ It is the responsibility of some application code (typically a Linux > application) to reset the variable "bootcount" to 0 when the system booted > successfully, thus allowing for more boot cycles. > > -CONFIG_BOOTCOUNT_EXT > +CONFIG_BOOTCOUNT_FS > -------------------- > > -This adds support for maintaining boot count in a file on an EXT filesystem. > +This adds support for maintaining boot count in a file on a filesystem. > +Supported filesystems are FAT and EXT. > + > The file to use is defined by: > > -CONFIG_SYS_BOOTCOUNT_EXT_INTERFACE > -CONFIG_SYS_BOOTCOUNT_EXT_DEVPART > -CONFIG_SYS_BOOTCOUNT_EXT_NAME > +CONFIG_SYS_BOOTCOUNT_FS_INTERFACE > +CONFIG_SYS_BOOTCOUNT_FS_DEVPART > +CONFIG_SYS_BOOTCOUNT_FS_NAME > > The format of the file is: > > diff --git a/drivers/bootcount/Kconfig b/drivers/bootcount/Kconfig > index 3c56253b1e..a39a7556bb 100644 > --- a/drivers/bootcount/Kconfig > +++ b/drivers/bootcount/Kconfig > @@ -25,10 +25,9 @@ config BOOTCOUNT_GENERIC > Set to the address where the bootcount and bootcount magic > will be stored. > > -config BOOTCOUNT_EXT > - bool "Boot counter on EXT filesystem" > - depends on FS_EXT4 > - select EXT4_WRITE > +config BOOTCOUNT_FS > + bool "Boot counter on filesystem" > + depends on FS_EXT4 || FS_FAT > help > Add support for maintaining boot count in a file on an EXT > filesystem. > @@ -177,6 +176,30 @@ config BOOTCOUNT_BOOTLIMIT > counter being cleared. > If set to 0, do not set a boot limit in the environment. > > +if BOOTCOUNT_FS > +choice > + prompt "Filesystem type" > + default BOOTCOUNT_EXT > + > +config BOOTCOUNT_EXT > + bool "Boot counter on EXT filesystem" > + depends on FS_EXT4 > + select EXT4_WRITE > + help > + Add support for maintaining boot count in a file on an EXT > + filesystem. > + > +config BOOTCOUNT_FAT > + bool "Boot counter on FAT filesystem" > + depends on FS_FAT > + select FAT_WRITE > + help > + Add support for maintaining boot count in a file on a FAT > + filesystem. > + > +endchoice > +endif > + > config SYS_BOOTCOUNT_SINGLEWORD > bool "Use single word to pack boot count and magic value" > depends on BOOTCOUNT_GENERIC > @@ -184,26 +207,26 @@ config SYS_BOOTCOUNT_SINGLEWORD > This option enables packing boot count magic value and boot count > into single word (32 bits). > > -config SYS_BOOTCOUNT_EXT_INTERFACE > +config SYS_BOOTCOUNT_FS_INTERFACE > string "Interface on which to find boot counter EXT filesystem" > default "mmc" > - depends on BOOTCOUNT_EXT > + depends on BOOTCOUNT_FS > help > Set the interface to use when locating the filesystem to use for the > boot counter. > > -config SYS_BOOTCOUNT_EXT_DEVPART > +config SYS_BOOTCOUNT_FS_DEVPART > string "Partition of the boot counter EXT filesystem" > default "0:1" > - depends on BOOTCOUNT_EXT > + depends on BOOTCOUNT_FS > help > Set the partition to use when locating the filesystem to use for the > boot counter. > > -config SYS_BOOTCOUNT_EXT_NAME > +config SYS_BOOTCOUNT_FS_NAME > string "Path and filename of the EXT filesystem based boot counter" > default "/boot/failures" > - depends on BOOTCOUNT_EXT > + depends on BOOTCOUNT_FS > help > Set the filename and path of the file used to store the boot counter. > > @@ -211,18 +234,18 @@ config SYS_BOOTCOUNT_ADDR > hex "RAM address used for reading and writing the boot counter" > default 0x44E3E000 if BOOTCOUNT_AM33XX || BOOTCOUNT_AM33XX_NVMEM > default 0xE0115FF8 if ARCH_LS1043A || ARCH_LS1021A > - depends on BOOTCOUNT_AM33XX || BOOTCOUNT_GENERIC || BOOTCOUNT_EXT || \ > + depends on BOOTCOUNT_AM33XX || BOOTCOUNT_GENERIC || BOOTCOUNT_FS || \ > BOOTCOUNT_AM33XX_NVMEM > help > Set the address used for reading and writing the boot counter. > > config SYS_BOOTCOUNT_MAGIC > hex "Magic value for the boot counter" > - default 0xB001C041 if BOOTCOUNT_GENERIC || BOOTCOUNT_EXT || \ > + default 0xB001C041 if BOOTCOUNT_GENERIC || BOOTCOUNT_FS || \ > BOOTCOUNT_AM33XX || BOOTCOUNT_ENV || \ > BOOTCOUNT_RAM || BOOTCOUNT_AT91 || DM_BOOTCOUNT > default 0xB0 if BOOTCOUNT_AM33XX_NVMEM > - depends on BOOTCOUNT_GENERIC || BOOTCOUNT_EXT || \ > + depends on BOOTCOUNT_GENERIC || BOOTCOUNT_FS || \ > BOOTCOUNT_AM33XX || BOOTCOUNT_ENV || \ > BOOTCOUNT_RAM || BOOTCOUNT_AT91 || DM_BOOTCOUNT || \ > BOOTCOUNT_AM33XX_NVMEM > diff --git a/drivers/bootcount/Makefile b/drivers/bootcount/Makefile > index e7771f5b36..c0427434d7 100644 > --- a/drivers/bootcount/Makefile > +++ b/drivers/bootcount/Makefile > @@ -6,7 +6,7 @@ obj-$(CONFIG_BOOTCOUNT_AT91) += bootcount_at91.o > obj-$(CONFIG_BOOTCOUNT_AM33XX) += bootcount_davinci.o > obj-$(CONFIG_BOOTCOUNT_RAM) += bootcount_ram.o > obj-$(CONFIG_BOOTCOUNT_ENV) += bootcount_env.o > -obj-$(CONFIG_BOOTCOUNT_EXT) += bootcount_ext.o > +obj-$(CONFIG_BOOTCOUNT_FS) += bootcount_ext.o > obj-$(CONFIG_BOOTCOUNT_AM33XX_NVMEM) += bootcount_nvmem.o > > obj-$(CONFIG_DM_BOOTCOUNT) += bootcount-uclass.o > diff --git a/drivers/bootcount/bootcount_ext.c b/drivers/bootcount/bootcount_ext.c > index 9639e638e9..660bea2db2 100644 > --- a/drivers/bootcount/bootcount_ext.c > +++ b/drivers/bootcount/bootcount_ext.c > @@ -19,14 +19,20 @@ typedef struct { > > static u8 upgrade_available = 1; > > +#ifdef BOOTCOUNT_EXT > +static u8 bootcount_fstype = FS_TYPE_EXT; > +#else > +static u8 bootcount_fstype = FS_TYPE_FAT; > +#endif > + I know nothing about filesystems, but I was wondering if we couldn't just use FS_TYPE_ANY here? Do we really need to specify which FS_TYPE to use? Are there some limitations, etc.? Cheers, Quentin
On Thu, Jun 06, 2024 at 09:58:36AM +0200, Philip Oberfichtner wrote: > Hi, > > On Wed, Jun 05, 2024 at 08:10:41PM +0200, Vasileios Amoiridis wrote: > > From: Vasileios Amoiridis <vasileios.amoiridis@cern.ch> > > > > Add support to save boot count variable in a file in a FAT filesystem. > > > > Signed-off-by: Vasileios Amoiridis <vasileios.amoiridis@cern.ch> > > --- > > doc/README.bootcount | 12 ++++---- > > drivers/bootcount/Kconfig | 49 +++++++++++++++++++++++-------- > > drivers/bootcount/Makefile | 2 +- > > drivers/bootcount/bootcount_ext.c | 18 ++++++++---- > > 4 files changed, 56 insertions(+), 25 deletions(-) > > > > diff --git a/doc/README.bootcount b/doc/README.bootcount > > index f6c5f82f98..cce66d4d70 100644 > > --- a/doc/README.bootcount > > +++ b/doc/README.bootcount > > @@ -23,15 +23,17 @@ It is the responsibility of some application code (typically a Linux > > application) to reset the variable "bootcount" to 0 when the system booted > > successfully, thus allowing for more boot cycles. > > > > -CONFIG_BOOTCOUNT_EXT > > +CONFIG_BOOTCOUNT_FS > > -------------------- > > > > -This adds support for maintaining boot count in a file on an EXT filesystem. > > +This adds support for maintaining boot count in a file on a filesystem. > > +Supported filesystems are FAT and EXT. > > + > > The file to use is defined by: > > > > -CONFIG_SYS_BOOTCOUNT_EXT_INTERFACE > > -CONFIG_SYS_BOOTCOUNT_EXT_DEVPART > > -CONFIG_SYS_BOOTCOUNT_EXT_NAME > > +CONFIG_SYS_BOOTCOUNT_FS_INTERFACE > > +CONFIG_SYS_BOOTCOUNT_FS_DEVPART > > +CONFIG_SYS_BOOTCOUNT_FS_NAME > > > > The format of the file is: > > > > diff --git a/drivers/bootcount/Kconfig b/drivers/bootcount/Kconfig > > index 3c56253b1e..a39a7556bb 100644 > > --- a/drivers/bootcount/Kconfig > > +++ b/drivers/bootcount/Kconfig > > @@ -25,10 +25,9 @@ config BOOTCOUNT_GENERIC > > Set to the address where the bootcount and bootcount magic > > will be stored. > > > > -config BOOTCOUNT_EXT > > - bool "Boot counter on EXT filesystem" > > - depends on FS_EXT4 > > - select EXT4_WRITE > > +config BOOTCOUNT_FS > > + bool "Boot counter on filesystem" > > + depends on FS_EXT4 || FS_FAT > > help > > Add support for maintaining boot count in a file on an EXT > > filesystem. > > The help message refers to EXT only, not mentioning FAT. > Ack. > > @@ -177,6 +176,30 @@ config BOOTCOUNT_BOOTLIMIT > > counter being cleared. > > If set to 0, do not set a boot limit in the environment. > > > > +if BOOTCOUNT_FS > > +choice > > + prompt "Filesystem type" > > + default BOOTCOUNT_EXT > > + > > +config BOOTCOUNT_EXT > > + bool "Boot counter on EXT filesystem" > > + depends on FS_EXT4 > > + select EXT4_WRITE > > + help > > + Add support for maintaining boot count in a file on an EXT > > + filesystem. > > + > > +config BOOTCOUNT_FAT > > + bool "Boot counter on FAT filesystem" > > + depends on FS_FAT > > + select FAT_WRITE > > + help > > + Add support for maintaining boot count in a file on a FAT > > + filesystem. > > + > > +endchoice > > +endif > > + > > config SYS_BOOTCOUNT_SINGLEWORD > > bool "Use single word to pack boot count and magic value" > > depends on BOOTCOUNT_GENERIC > > @@ -184,26 +207,26 @@ config SYS_BOOTCOUNT_SINGLEWORD > > This option enables packing boot count magic value and boot count > > into single word (32 bits). > > > > -config SYS_BOOTCOUNT_EXT_INTERFACE > > +config SYS_BOOTCOUNT_FS_INTERFACE > > string "Interface on which to find boot counter EXT filesystem" > > Same here. > Ack. > > default "mmc" > > - depends on BOOTCOUNT_EXT > > + depends on BOOTCOUNT_FS > > help > > Set the interface to use when locating the filesystem to use for the > > boot counter. > > > > -config SYS_BOOTCOUNT_EXT_DEVPART > > +config SYS_BOOTCOUNT_FS_DEVPART > > string "Partition of the boot counter EXT filesystem" > > And here. > Ack. > > default "0:1" > > - depends on BOOTCOUNT_EXT > > + depends on BOOTCOUNT_FS > > help > > Set the partition to use when locating the filesystem to use for the > > boot counter. > > > > -config SYS_BOOTCOUNT_EXT_NAME > > +config SYS_BOOTCOUNT_FS_NAME > > string "Path and filename of the EXT filesystem based boot counter" > > And here. Other than that > Reviewed-by: Philip Oberfichtner <pro@denx.de> > Ack. Cheers, Vasilis > > default "/boot/failures" > > - depends on BOOTCOUNT_EXT > > + depends on BOOTCOUNT_FS > > help > > Set the filename and path of the file used to store the boot counter. > > > > @@ -211,18 +234,18 @@ config SYS_BOOTCOUNT_ADDR > > hex "RAM address used for reading and writing the boot counter" > > default 0x44E3E000 if BOOTCOUNT_AM33XX || BOOTCOUNT_AM33XX_NVMEM > > default 0xE0115FF8 if ARCH_LS1043A || ARCH_LS1021A > > - depends on BOOTCOUNT_AM33XX || BOOTCOUNT_GENERIC || BOOTCOUNT_EXT || \ > > + depends on BOOTCOUNT_AM33XX || BOOTCOUNT_GENERIC || BOOTCOUNT_FS || \ > > BOOTCOUNT_AM33XX_NVMEM > > help > > Set the address used for reading and writing the boot counter. > > > > config SYS_BOOTCOUNT_MAGIC > > hex "Magic value for the boot counter" > > - default 0xB001C041 if BOOTCOUNT_GENERIC || BOOTCOUNT_EXT || \ > > + default 0xB001C041 if BOOTCOUNT_GENERIC || BOOTCOUNT_FS || \ > > BOOTCOUNT_AM33XX || BOOTCOUNT_ENV || \ > > BOOTCOUNT_RAM || BOOTCOUNT_AT91 || DM_BOOTCOUNT > > default 0xB0 if BOOTCOUNT_AM33XX_NVMEM > > - depends on BOOTCOUNT_GENERIC || BOOTCOUNT_EXT || \ > > + depends on BOOTCOUNT_GENERIC || BOOTCOUNT_FS || \ > > BOOTCOUNT_AM33XX || BOOTCOUNT_ENV || \ > > BOOTCOUNT_RAM || BOOTCOUNT_AT91 || DM_BOOTCOUNT || \ > > BOOTCOUNT_AM33XX_NVMEM > > diff --git a/drivers/bootcount/Makefile b/drivers/bootcount/Makefile > > index e7771f5b36..c0427434d7 100644 > > --- a/drivers/bootcount/Makefile > > +++ b/drivers/bootcount/Makefile > > @@ -6,7 +6,7 @@ obj-$(CONFIG_BOOTCOUNT_AT91) += bootcount_at91.o > > obj-$(CONFIG_BOOTCOUNT_AM33XX) += bootcount_davinci.o > > obj-$(CONFIG_BOOTCOUNT_RAM) += bootcount_ram.o > > obj-$(CONFIG_BOOTCOUNT_ENV) += bootcount_env.o > > -obj-$(CONFIG_BOOTCOUNT_EXT) += bootcount_ext.o > > +obj-$(CONFIG_BOOTCOUNT_FS) += bootcount_ext.o > > obj-$(CONFIG_BOOTCOUNT_AM33XX_NVMEM) += bootcount_nvmem.o > > > > obj-$(CONFIG_DM_BOOTCOUNT) += bootcount-uclass.o > > diff --git a/drivers/bootcount/bootcount_ext.c b/drivers/bootcount/bootcount_ext.c > > index 9639e638e9..660bea2db2 100644 > > --- a/drivers/bootcount/bootcount_ext.c > > +++ b/drivers/bootcount/bootcount_ext.c > > @@ -19,14 +19,20 @@ typedef struct { > > > > static u8 upgrade_available = 1; > > > > +#ifdef BOOTCOUNT_EXT > > +static u8 bootcount_fstype = FS_TYPE_EXT; > > +#else > > +static u8 bootcount_fstype = FS_TYPE_FAT; > > +#endif > > + > > void bootcount_store(ulong a) > > { > > bootcount_ext_t *buf; > > loff_t len; > > int ret; > > > > - if (fs_set_blk_dev(CONFIG_SYS_BOOTCOUNT_EXT_INTERFACE, > > - CONFIG_SYS_BOOTCOUNT_EXT_DEVPART, FS_TYPE_EXT)) { > > + if (fs_set_blk_dev(CONFIG_SYS_BOOTCOUNT_FS_INTERFACE, > > + CONFIG_SYS_BOOTCOUNT_FS_DEVPART, bootcount_fstype)) { > > puts("Error selecting device\n"); > > return; > > } > > @@ -42,7 +48,7 @@ void bootcount_store(ulong a) > > buf->upgrade_available = upgrade_available; > > unmap_sysmem(buf); > > > > - ret = fs_write(CONFIG_SYS_BOOTCOUNT_EXT_NAME, > > + ret = fs_write(CONFIG_SYS_BOOTCOUNT_FS_NAME, > > CONFIG_SYS_BOOTCOUNT_ADDR, 0, sizeof(bootcount_ext_t), > > &len); > > if (ret != 0) > > @@ -55,13 +61,13 @@ ulong bootcount_load(void) > > loff_t len_read; > > int ret; > > > > - if (fs_set_blk_dev(CONFIG_SYS_BOOTCOUNT_EXT_INTERFACE, > > - CONFIG_SYS_BOOTCOUNT_EXT_DEVPART, FS_TYPE_EXT)) { > > + if (fs_set_blk_dev(CONFIG_SYS_BOOTCOUNT_FS_INTERFACE, > > + CONFIG_SYS_BOOTCOUNT_FS_DEVPART, bootcount_fstype)) { > > puts("Error selecting device\n"); > > return 0; > > } > > > > - ret = fs_read(CONFIG_SYS_BOOTCOUNT_EXT_NAME, CONFIG_SYS_BOOTCOUNT_ADDR, > > + ret = fs_read(CONFIG_SYS_BOOTCOUNT_FS_NAME, CONFIG_SYS_BOOTCOUNT_ADDR, > > 0, sizeof(bootcount_ext_t), &len_read); > > if (ret != 0 || len_read != sizeof(bootcount_ext_t)) { > > puts("Error loading bootcount\n"); > > > > base-commit: c0ea27bccfb7d2d37fd36806ac2a2f7389099420 > > -- > > 2.34.1 > > > > -- > ===================================================================== > DENX Software Engineering GmbH, Managing Director: Erika Unter > HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany > Phone: +49-8142-66989-22 Fax: +49-8142-66989-80 Email: pro@denx.de > =====================================================================
On Thu, Jun 06, 2024 at 05:34:55PM +0200, Quentin Schulz wrote: > Hi Vasileios, > > On 6/5/24 8:10 PM, Vasileios Amoiridis wrote: > > [You don't often get email from vassilisamir@gmail.com. Learn why this is important at https://aka.ms/LearnAboutSenderIdentification ] > > > > From: Vasileios Amoiridis <vasileios.amoiridis@cern.ch> > > > > Add support to save boot count variable in a file in a FAT filesystem. > > > > Signed-off-by: Vasileios Amoiridis <vasileios.amoiridis@cern.ch> > > --- > > doc/README.bootcount | 12 ++++---- > > drivers/bootcount/Kconfig | 49 +++++++++++++++++++++++-------- > > drivers/bootcount/Makefile | 2 +- > > drivers/bootcount/bootcount_ext.c | 18 ++++++++---- > > 4 files changed, 56 insertions(+), 25 deletions(-) > > > > diff --git a/doc/README.bootcount b/doc/README.bootcount > > index f6c5f82f98..cce66d4d70 100644 > > --- a/doc/README.bootcount > > +++ b/doc/README.bootcount > > @@ -23,15 +23,17 @@ It is the responsibility of some application code (typically a Linux > > application) to reset the variable "bootcount" to 0 when the system booted > > successfully, thus allowing for more boot cycles. > > > > -CONFIG_BOOTCOUNT_EXT > > +CONFIG_BOOTCOUNT_FS > > -------------------- > > > > -This adds support for maintaining boot count in a file on an EXT filesystem. > > +This adds support for maintaining boot count in a file on a filesystem. > > +Supported filesystems are FAT and EXT. > > + > > The file to use is defined by: > > > > -CONFIG_SYS_BOOTCOUNT_EXT_INTERFACE > > -CONFIG_SYS_BOOTCOUNT_EXT_DEVPART > > -CONFIG_SYS_BOOTCOUNT_EXT_NAME > > +CONFIG_SYS_BOOTCOUNT_FS_INTERFACE > > +CONFIG_SYS_BOOTCOUNT_FS_DEVPART > > +CONFIG_SYS_BOOTCOUNT_FS_NAME > > > > The format of the file is: > > > > diff --git a/drivers/bootcount/Kconfig b/drivers/bootcount/Kconfig > > index 3c56253b1e..a39a7556bb 100644 > > --- a/drivers/bootcount/Kconfig > > +++ b/drivers/bootcount/Kconfig > > @@ -25,10 +25,9 @@ config BOOTCOUNT_GENERIC > > Set to the address where the bootcount and bootcount magic > > will be stored. > > > > -config BOOTCOUNT_EXT > > - bool "Boot counter on EXT filesystem" > > - depends on FS_EXT4 > > - select EXT4_WRITE > > +config BOOTCOUNT_FS > > + bool "Boot counter on filesystem" > > + depends on FS_EXT4 || FS_FAT > > help > > Add support for maintaining boot count in a file on an EXT > > filesystem. > > @@ -177,6 +176,30 @@ config BOOTCOUNT_BOOTLIMIT > > counter being cleared. > > If set to 0, do not set a boot limit in the environment. > > > > +if BOOTCOUNT_FS > > +choice > > + prompt "Filesystem type" > > + default BOOTCOUNT_EXT > > + > > +config BOOTCOUNT_EXT > > + bool "Boot counter on EXT filesystem" > > + depends on FS_EXT4 > > + select EXT4_WRITE > > + help > > + Add support for maintaining boot count in a file on an EXT > > + filesystem. > > + > > +config BOOTCOUNT_FAT > > + bool "Boot counter on FAT filesystem" > > + depends on FS_FAT > > + select FAT_WRITE > > + help > > + Add support for maintaining boot count in a file on a FAT > > + filesystem. > > + > > +endchoice > > +endif > > + > > config SYS_BOOTCOUNT_SINGLEWORD > > bool "Use single word to pack boot count and magic value" > > depends on BOOTCOUNT_GENERIC > > @@ -184,26 +207,26 @@ config SYS_BOOTCOUNT_SINGLEWORD > > This option enables packing boot count magic value and boot count > > into single word (32 bits). > > > > -config SYS_BOOTCOUNT_EXT_INTERFACE > > +config SYS_BOOTCOUNT_FS_INTERFACE > > string "Interface on which to find boot counter EXT filesystem" > > default "mmc" > > - depends on BOOTCOUNT_EXT > > + depends on BOOTCOUNT_FS > > help > > Set the interface to use when locating the filesystem to use for the > > boot counter. > > > > -config SYS_BOOTCOUNT_EXT_DEVPART > > +config SYS_BOOTCOUNT_FS_DEVPART > > string "Partition of the boot counter EXT filesystem" > > default "0:1" > > - depends on BOOTCOUNT_EXT > > + depends on BOOTCOUNT_FS > > help > > Set the partition to use when locating the filesystem to use for the > > boot counter. > > > > -config SYS_BOOTCOUNT_EXT_NAME > > +config SYS_BOOTCOUNT_FS_NAME > > string "Path and filename of the EXT filesystem based boot counter" > > default "/boot/failures" > > - depends on BOOTCOUNT_EXT > > + depends on BOOTCOUNT_FS > > help > > Set the filename and path of the file used to store the boot counter. > > > > @@ -211,18 +234,18 @@ config SYS_BOOTCOUNT_ADDR > > hex "RAM address used for reading and writing the boot counter" > > default 0x44E3E000 if BOOTCOUNT_AM33XX || BOOTCOUNT_AM33XX_NVMEM > > default 0xE0115FF8 if ARCH_LS1043A || ARCH_LS1021A > > - depends on BOOTCOUNT_AM33XX || BOOTCOUNT_GENERIC || BOOTCOUNT_EXT || \ > > + depends on BOOTCOUNT_AM33XX || BOOTCOUNT_GENERIC || BOOTCOUNT_FS || \ > > BOOTCOUNT_AM33XX_NVMEM > > help > > Set the address used for reading and writing the boot counter. > > > > config SYS_BOOTCOUNT_MAGIC > > hex "Magic value for the boot counter" > > - default 0xB001C041 if BOOTCOUNT_GENERIC || BOOTCOUNT_EXT || \ > > + default 0xB001C041 if BOOTCOUNT_GENERIC || BOOTCOUNT_FS || \ > > BOOTCOUNT_AM33XX || BOOTCOUNT_ENV || \ > > BOOTCOUNT_RAM || BOOTCOUNT_AT91 || DM_BOOTCOUNT > > default 0xB0 if BOOTCOUNT_AM33XX_NVMEM > > - depends on BOOTCOUNT_GENERIC || BOOTCOUNT_EXT || \ > > + depends on BOOTCOUNT_GENERIC || BOOTCOUNT_FS || \ > > BOOTCOUNT_AM33XX || BOOTCOUNT_ENV || \ > > BOOTCOUNT_RAM || BOOTCOUNT_AT91 || DM_BOOTCOUNT || \ > > BOOTCOUNT_AM33XX_NVMEM > > diff --git a/drivers/bootcount/Makefile b/drivers/bootcount/Makefile > > index e7771f5b36..c0427434d7 100644 > > --- a/drivers/bootcount/Makefile > > +++ b/drivers/bootcount/Makefile > > @@ -6,7 +6,7 @@ obj-$(CONFIG_BOOTCOUNT_AT91) += bootcount_at91.o > > obj-$(CONFIG_BOOTCOUNT_AM33XX) += bootcount_davinci.o > > obj-$(CONFIG_BOOTCOUNT_RAM) += bootcount_ram.o > > obj-$(CONFIG_BOOTCOUNT_ENV) += bootcount_env.o > > -obj-$(CONFIG_BOOTCOUNT_EXT) += bootcount_ext.o > > +obj-$(CONFIG_BOOTCOUNT_FS) += bootcount_ext.o > > obj-$(CONFIG_BOOTCOUNT_AM33XX_NVMEM) += bootcount_nvmem.o > > > > obj-$(CONFIG_DM_BOOTCOUNT) += bootcount-uclass.o > > diff --git a/drivers/bootcount/bootcount_ext.c b/drivers/bootcount/bootcount_ext.c > > index 9639e638e9..660bea2db2 100644 > > --- a/drivers/bootcount/bootcount_ext.c > > +++ b/drivers/bootcount/bootcount_ext.c > > @@ -19,14 +19,20 @@ typedef struct { > > > > static u8 upgrade_available = 1; > > > > +#ifdef BOOTCOUNT_EXT > > +static u8 bootcount_fstype = FS_TYPE_EXT; > > +#else > > +static u8 bootcount_fstype = FS_TYPE_FAT; > > +#endif > > + > > I know nothing about filesystems, but I was wondering if we couldn't just > use FS_TYPE_ANY here? Do we really need to specify which FS_TYPE to use? Are > there some limitations, etc.? > > Cheers, > Quentin Well, I am not very accustomed to the U-Boot code yet but by looking at the fs_set_blk_dev() and fs_write() code, you might be right. I will test with FS_TYPE_ANY and I will let you know. Cheers, Vasilis
diff --git a/doc/README.bootcount b/doc/README.bootcount index f6c5f82f98..cce66d4d70 100644 --- a/doc/README.bootcount +++ b/doc/README.bootcount @@ -23,15 +23,17 @@ It is the responsibility of some application code (typically a Linux application) to reset the variable "bootcount" to 0 when the system booted successfully, thus allowing for more boot cycles. -CONFIG_BOOTCOUNT_EXT +CONFIG_BOOTCOUNT_FS -------------------- -This adds support for maintaining boot count in a file on an EXT filesystem. +This adds support for maintaining boot count in a file on a filesystem. +Supported filesystems are FAT and EXT. + The file to use is defined by: -CONFIG_SYS_BOOTCOUNT_EXT_INTERFACE -CONFIG_SYS_BOOTCOUNT_EXT_DEVPART -CONFIG_SYS_BOOTCOUNT_EXT_NAME +CONFIG_SYS_BOOTCOUNT_FS_INTERFACE +CONFIG_SYS_BOOTCOUNT_FS_DEVPART +CONFIG_SYS_BOOTCOUNT_FS_NAME The format of the file is: diff --git a/drivers/bootcount/Kconfig b/drivers/bootcount/Kconfig index 3c56253b1e..a39a7556bb 100644 --- a/drivers/bootcount/Kconfig +++ b/drivers/bootcount/Kconfig @@ -25,10 +25,9 @@ config BOOTCOUNT_GENERIC Set to the address where the bootcount and bootcount magic will be stored. -config BOOTCOUNT_EXT - bool "Boot counter on EXT filesystem" - depends on FS_EXT4 - select EXT4_WRITE +config BOOTCOUNT_FS + bool "Boot counter on filesystem" + depends on FS_EXT4 || FS_FAT help Add support for maintaining boot count in a file on an EXT filesystem. @@ -177,6 +176,30 @@ config BOOTCOUNT_BOOTLIMIT counter being cleared. If set to 0, do not set a boot limit in the environment. +if BOOTCOUNT_FS +choice + prompt "Filesystem type" + default BOOTCOUNT_EXT + +config BOOTCOUNT_EXT + bool "Boot counter on EXT filesystem" + depends on FS_EXT4 + select EXT4_WRITE + help + Add support for maintaining boot count in a file on an EXT + filesystem. + +config BOOTCOUNT_FAT + bool "Boot counter on FAT filesystem" + depends on FS_FAT + select FAT_WRITE + help + Add support for maintaining boot count in a file on a FAT + filesystem. + +endchoice +endif + config SYS_BOOTCOUNT_SINGLEWORD bool "Use single word to pack boot count and magic value" depends on BOOTCOUNT_GENERIC @@ -184,26 +207,26 @@ config SYS_BOOTCOUNT_SINGLEWORD This option enables packing boot count magic value and boot count into single word (32 bits). -config SYS_BOOTCOUNT_EXT_INTERFACE +config SYS_BOOTCOUNT_FS_INTERFACE string "Interface on which to find boot counter EXT filesystem" default "mmc" - depends on BOOTCOUNT_EXT + depends on BOOTCOUNT_FS help Set the interface to use when locating the filesystem to use for the boot counter. -config SYS_BOOTCOUNT_EXT_DEVPART +config SYS_BOOTCOUNT_FS_DEVPART string "Partition of the boot counter EXT filesystem" default "0:1" - depends on BOOTCOUNT_EXT + depends on BOOTCOUNT_FS help Set the partition to use when locating the filesystem to use for the boot counter. -config SYS_BOOTCOUNT_EXT_NAME +config SYS_BOOTCOUNT_FS_NAME string "Path and filename of the EXT filesystem based boot counter" default "/boot/failures" - depends on BOOTCOUNT_EXT + depends on BOOTCOUNT_FS help Set the filename and path of the file used to store the boot counter. @@ -211,18 +234,18 @@ config SYS_BOOTCOUNT_ADDR hex "RAM address used for reading and writing the boot counter" default 0x44E3E000 if BOOTCOUNT_AM33XX || BOOTCOUNT_AM33XX_NVMEM default 0xE0115FF8 if ARCH_LS1043A || ARCH_LS1021A - depends on BOOTCOUNT_AM33XX || BOOTCOUNT_GENERIC || BOOTCOUNT_EXT || \ + depends on BOOTCOUNT_AM33XX || BOOTCOUNT_GENERIC || BOOTCOUNT_FS || \ BOOTCOUNT_AM33XX_NVMEM help Set the address used for reading and writing the boot counter. config SYS_BOOTCOUNT_MAGIC hex "Magic value for the boot counter" - default 0xB001C041 if BOOTCOUNT_GENERIC || BOOTCOUNT_EXT || \ + default 0xB001C041 if BOOTCOUNT_GENERIC || BOOTCOUNT_FS || \ BOOTCOUNT_AM33XX || BOOTCOUNT_ENV || \ BOOTCOUNT_RAM || BOOTCOUNT_AT91 || DM_BOOTCOUNT default 0xB0 if BOOTCOUNT_AM33XX_NVMEM - depends on BOOTCOUNT_GENERIC || BOOTCOUNT_EXT || \ + depends on BOOTCOUNT_GENERIC || BOOTCOUNT_FS || \ BOOTCOUNT_AM33XX || BOOTCOUNT_ENV || \ BOOTCOUNT_RAM || BOOTCOUNT_AT91 || DM_BOOTCOUNT || \ BOOTCOUNT_AM33XX_NVMEM diff --git a/drivers/bootcount/Makefile b/drivers/bootcount/Makefile index e7771f5b36..c0427434d7 100644 --- a/drivers/bootcount/Makefile +++ b/drivers/bootcount/Makefile @@ -6,7 +6,7 @@ obj-$(CONFIG_BOOTCOUNT_AT91) += bootcount_at91.o obj-$(CONFIG_BOOTCOUNT_AM33XX) += bootcount_davinci.o obj-$(CONFIG_BOOTCOUNT_RAM) += bootcount_ram.o obj-$(CONFIG_BOOTCOUNT_ENV) += bootcount_env.o -obj-$(CONFIG_BOOTCOUNT_EXT) += bootcount_ext.o +obj-$(CONFIG_BOOTCOUNT_FS) += bootcount_ext.o obj-$(CONFIG_BOOTCOUNT_AM33XX_NVMEM) += bootcount_nvmem.o obj-$(CONFIG_DM_BOOTCOUNT) += bootcount-uclass.o diff --git a/drivers/bootcount/bootcount_ext.c b/drivers/bootcount/bootcount_ext.c index 9639e638e9..660bea2db2 100644 --- a/drivers/bootcount/bootcount_ext.c +++ b/drivers/bootcount/bootcount_ext.c @@ -19,14 +19,20 @@ typedef struct { static u8 upgrade_available = 1; +#ifdef BOOTCOUNT_EXT +static u8 bootcount_fstype = FS_TYPE_EXT; +#else +static u8 bootcount_fstype = FS_TYPE_FAT; +#endif + void bootcount_store(ulong a) { bootcount_ext_t *buf; loff_t len; int ret; - if (fs_set_blk_dev(CONFIG_SYS_BOOTCOUNT_EXT_INTERFACE, - CONFIG_SYS_BOOTCOUNT_EXT_DEVPART, FS_TYPE_EXT)) { + if (fs_set_blk_dev(CONFIG_SYS_BOOTCOUNT_FS_INTERFACE, + CONFIG_SYS_BOOTCOUNT_FS_DEVPART, bootcount_fstype)) { puts("Error selecting device\n"); return; } @@ -42,7 +48,7 @@ void bootcount_store(ulong a) buf->upgrade_available = upgrade_available; unmap_sysmem(buf); - ret = fs_write(CONFIG_SYS_BOOTCOUNT_EXT_NAME, + ret = fs_write(CONFIG_SYS_BOOTCOUNT_FS_NAME, CONFIG_SYS_BOOTCOUNT_ADDR, 0, sizeof(bootcount_ext_t), &len); if (ret != 0) @@ -55,13 +61,13 @@ ulong bootcount_load(void) loff_t len_read; int ret; - if (fs_set_blk_dev(CONFIG_SYS_BOOTCOUNT_EXT_INTERFACE, - CONFIG_SYS_BOOTCOUNT_EXT_DEVPART, FS_TYPE_EXT)) { + if (fs_set_blk_dev(CONFIG_SYS_BOOTCOUNT_FS_INTERFACE, + CONFIG_SYS_BOOTCOUNT_FS_DEVPART, bootcount_fstype)) { puts("Error selecting device\n"); return 0; } - ret = fs_read(CONFIG_SYS_BOOTCOUNT_EXT_NAME, CONFIG_SYS_BOOTCOUNT_ADDR, + ret = fs_read(CONFIG_SYS_BOOTCOUNT_FS_NAME, CONFIG_SYS_BOOTCOUNT_ADDR, 0, sizeof(bootcount_ext_t), &len_read); if (ret != 0 || len_read != sizeof(bootcount_ext_t)) { puts("Error loading bootcount\n");