Hi Sughosh, If you remove the DEFAULT_DFU_ALT_INFO definition but introduce set_dfu_alt_info(), this also must the CONFIG_SET_DFU_ALT_INFO for each platform configuration too. Unless that, some platform will not lose the dfu_alt_info until next patch ([5/9]) is applied.
Thank you, 2022年3月30日(水) 23:51 Sughosh Ganu <sughosh.g...@linaro.org>: > > Currently, there are a bunch of boards which enable the UEFI capsule > update feature. The actual update of the firmware images is done > through the dfu framework which uses the dfu_alt_info environment > variable for getting information on the update, like device, partition > number/address etc. Currently, these boards define the dfu_alt_info > variable in the board config header, as an environment variable. With > this, the variable can be modified from the u-boot command line and > this can cause an incorrect update. > > To prevent this from happening, define the set_dfu_alt_info function > in the board file, and use the function for populating the > variable. With the function defined, the dfu framework populates the > dfu_alt_info variable through the board file, instead of fetching the > variable from the environment, thus making the update more robust. > > Signed-off-by: Sughosh Ganu <sughosh.g...@linaro.org> > --- > > Changes since V2: New Patch > > > .../imx8mp_rsb3720a1/imx8mp_rsb3720a1.c | 24 +++++++++++++++++ > .../imx8mm-cl-iot-gate/imx8mm-cl-iot-gate.c | 24 +++++++++++++++++ > board/emulation/common/qemu_dfu.c | 6 ++--- > board/kontron/pitx_imx8m/pitx_imx8m.c | 24 +++++++++++++++++ > board/kontron/sl-mx8mm/sl-mx8mm.c | 24 +++++++++++++++++ > board/kontron/sl28/sl28.c | 25 ++++++++++++++++++ > board/sandbox/sandbox.c | 26 +++++++++++++++++++ > board/socionext/developerbox/developerbox.c | 26 +++++++++++++++++++ > board/xilinx/zynq/board.c | 5 ++-- > board/xilinx/zynqmp/zynqmp.c | 5 ++-- > include/configs/imx8mm-cl-iot-gate.h | 1 - > include/configs/imx8mp_rsb3720.h | 1 - > include/configs/kontron-sl-mx8mm.h | 1 - > include/configs/kontron_pitx_imx8m.h | 1 - > include/configs/kontron_sl28.h | 2 -- > include/configs/synquacer.h | 6 ----- > 16 files changed, 182 insertions(+), 19 deletions(-) > > diff --git a/board/advantech/imx8mp_rsb3720a1/imx8mp_rsb3720a1.c > b/board/advantech/imx8mp_rsb3720a1/imx8mp_rsb3720a1.c > index 1c953ba195..41154ca9f3 100644 > --- a/board/advantech/imx8mp_rsb3720a1/imx8mp_rsb3720a1.c > +++ b/board/advantech/imx8mp_rsb3720a1/imx8mp_rsb3720a1.c > @@ -5,10 +5,12 @@ > */ > > #include <common.h> > +#include <dfu.h> > #include <dwc3-uboot.h> > #include <efi.h> > #include <efi_loader.h> > #include <errno.h> > +#include <memalign.h> > #include <miiphy.h> > #include <netdev.h> > #include <spl.h> > @@ -24,6 +26,7 @@ > #include <asm/mach-imx/dma.h> > #include <linux/delay.h> > #include <linux/kernel.h> > +#include <linux/sizes.h> > #include <power/pmic.h> > > DECLARE_GLOBAL_DATA_PTR; > @@ -231,3 +234,24 @@ unsigned long spl_mmc_get_uboot_raw_sector(struct mmc > *mmc) > } > } > #endif /* CONFIG_SPL_MMC_SUPPORT */ > + > +#if defined(CONFIG_SET_DFU_ALT_INFO) > + > +#define DFU_ALT_BUF_LEN SZ_1K > + > +void set_dfu_alt_info(char *interface, char *devstr) > +{ > + ALLOC_CACHE_ALIGN_BUFFER(char, buf, DFU_ALT_BUF_LEN); > + > + if (!CONFIG_IS_ENABLED(EFI_HAVE_CAPSULE_SUPPORT) && > + env_get("dfu_alt_info")) > + return; > + > + memset(buf, 0, DFU_ALT_BUF_LEN); > + > + snprintf(buf, DFU_ALT_BUF_LEN, > + "mmc 2=flash-bin raw 0 0x1B00 mmcpart 1"); > + > + env_set("dfu_alt_info", buf); > +} > +#endif /* CONFIG_SET_DFU_ALT_INFO */ > diff --git a/board/compulab/imx8mm-cl-iot-gate/imx8mm-cl-iot-gate.c > b/board/compulab/imx8mm-cl-iot-gate/imx8mm-cl-iot-gate.c > index f5b89a5ddc..1880dd9c55 100644 > --- a/board/compulab/imx8mm-cl-iot-gate/imx8mm-cl-iot-gate.c > +++ b/board/compulab/imx8mm-cl-iot-gate/imx8mm-cl-iot-gate.c > @@ -5,6 +5,7 @@ > */ > > #include <common.h> > +#include <dfu.h> > #include <efi.h> > #include <efi_loader.h> > #include <env.h> > @@ -12,6 +13,7 @@ > #include <hang.h> > #include <i2c.h> > #include <init.h> > +#include <memalign.h> > #include <miiphy.h> > #include <netdev.h> > > @@ -24,6 +26,7 @@ > #include <asm/mach-imx/mxc_i2c.h> > #include <asm/sections.h> > #include <linux/kernel.h> > +#include <linux/sizes.h> > > #include "ddr/ddr.h" > > @@ -446,3 +449,24 @@ int board_late_init(void) > > return 0; > } > + > +#if defined(CONFIG_SET_DFU_ALT_INFO) > + > +#define DFU_ALT_BUF_LEN SZ_1K > + > +void set_dfu_alt_info(char *interface, char *devstr) > +{ > + ALLOC_CACHE_ALIGN_BUFFER(char, buf, DFU_ALT_BUF_LEN); > + > + if (!CONFIG_IS_ENABLED(EFI_HAVE_CAPSULE_SUPPORT) && > + env_get("dfu_alt_info")) > + return; > + > + memset(buf, 0, DFU_ALT_BUF_LEN); > + > + snprintf(buf, DFU_ALT_BUF_LEN, > + "mmc 2=flash-bin raw 0x42 0x1D00 mmcpart 1"); > + > + env_set("dfu_alt_info", buf); > +} > +#endif /* CONFIG_SET_DFU_ALT_INFO */ > diff --git a/board/emulation/common/qemu_dfu.c > b/board/emulation/common/qemu_dfu.c > index 62234a7647..85dff4373b 100644 > --- a/board/emulation/common/qemu_dfu.c > +++ b/board/emulation/common/qemu_dfu.c > @@ -44,10 +44,11 @@ void set_dfu_alt_info(char *interface, char *devstr) > > ALLOC_CACHE_ALIGN_BUFFER(char, buf, DFU_ALT_BUF_LEN); > > - if (env_get("dfu_alt_info")) > + if (!CONFIG_IS_ENABLED(EFI_HAVE_CAPSULE_SUPPORT) && > + env_get("dfu_alt_info")) > return; > > - memset(buf, 0, sizeof(buf)); > + memset(buf, 0, DFU_ALT_BUF_LEN); > > /* > * Currently dfu_alt_info is needed on Qemu ARM64 for > @@ -64,5 +65,4 @@ void set_dfu_alt_info(char *interface, char *devstr) > } > > env_set("dfu_alt_info", buf); > - printf("dfu_alt_info set\n"); > } > diff --git a/board/kontron/pitx_imx8m/pitx_imx8m.c > b/board/kontron/pitx_imx8m/pitx_imx8m.c > index 8dc04411cc..f3f6fbee9f 100644 > --- a/board/kontron/pitx_imx8m/pitx_imx8m.c > +++ b/board/kontron/pitx_imx8m/pitx_imx8m.c > @@ -2,9 +2,11 @@ > > #include "pitx_misc.h" > #include <common.h> > +#include <dfu.h> > #include <efi.h> > #include <efi_loader.h> > #include <init.h> > +#include <memalign.h> > #include <mmc.h> > #include <miiphy.h> > #include <asm/arch/clock.h> > @@ -15,6 +17,7 @@ > #include <asm/mach-imx/iomux-v3.h> > #include <linux/delay.h> > #include <linux/kernel.h> > +#include <linux/sizes.h> > > DECLARE_GLOBAL_DATA_PTR; > > @@ -181,3 +184,24 @@ int board_late_init(void) > { > return 0; > } > + > +#if defined(CONFIG_SET_DFU_ALT_INFO) > + > +#define DFU_ALT_BUF_LEN SZ_1K > + > +void set_dfu_alt_info(char *interface, char *devstr) > +{ > + ALLOC_CACHE_ALIGN_BUFFER(char, buf, DFU_ALT_BUF_LEN); > + > + if (!CONFIG_IS_ENABLED(EFI_HAVE_CAPSULE_SUPPORT) && > + env_get("dfu_alt_info")) > + return; > + > + memset(buf, 0, DFU_ALT_BUF_LEN); > + > + snprintf(buf, DFU_ALT_BUF_LEN, > + "mmc 0=flash-bin raw 0x42 0x1000 mmcpart 1"); > + > + env_set("dfu_alt_info", buf); > +} > +#endif /* CONFIG_SET_DFU_ALT_INFO */ > diff --git a/board/kontron/sl-mx8mm/sl-mx8mm.c > b/board/kontron/sl-mx8mm/sl-mx8mm.c > index 834588af3a..a00eb19828 100644 > --- a/board/kontron/sl-mx8mm/sl-mx8mm.c > +++ b/board/kontron/sl-mx8mm/sl-mx8mm.c > @@ -6,11 +6,14 @@ > #include <asm/arch/imx-regs.h> > #include <asm/global_data.h> > #include <asm/io.h> > +#include <dfu.h> > #include <efi.h> > #include <efi_loader.h> > #include <fdt_support.h> > +#include <memalign.h> > #include <linux/errno.h> > #include <linux/kernel.h> > +#include <linux/sizes.h> > #include <net.h> > > DECLARE_GLOBAL_DATA_PTR; > @@ -112,3 +115,24 @@ int board_init(void) > { > return 0; > } > + > +#if defined(CONFIG_SET_DFU_ALT_INFO) > + > +#define DFU_ALT_BUF_LEN SZ_1K > + > +void set_dfu_alt_info(char *interface, char *devstr) > +{ > + ALLOC_CACHE_ALIGN_BUFFER(char, buf, DFU_ALT_BUF_LEN); > + > + if (!CONFIG_IS_ENABLED(EFI_HAVE_CAPSULE_SUPPORT) && > + env_get("dfu_alt_info")) > + return; > + > + memset(buf, 0, DFU_ALT_BUF_LEN); > + > + snprintf(buf, DFU_ALT_BUF_LEN, > + "sf 0:0=flash-bin raw 0x400 0x1f0000"); > + > + env_set("dfu_alt_info", buf); > +} > +#endif /* CONFIG_SET_DFU_ALT_INFO */ > diff --git a/board/kontron/sl28/sl28.c b/board/kontron/sl28/sl28.c > index 7d3635da45..db41e2885c 100644 > --- a/board/kontron/sl28/sl28.c > +++ b/board/kontron/sl28/sl28.c > @@ -2,7 +2,9 @@ > > #include <common.h> > #include <dm.h> > +#include <dfu.h> > #include <malloc.h> > +#include <memalign.h> > #include <efi.h> > #include <efi_loader.h> > #include <errno.h> > @@ -11,6 +13,7 @@ > #include <asm/global_data.h> > #include <linux/libfdt.h> > #include <linux/kernel.h> > +#include <linux/sizes.h> > #include <env_internal.h> > #include <asm/arch-fsl-layerscape/soc.h> > #include <asm/arch-fsl-layerscape/fsl_icid.h> > @@ -150,3 +153,25 @@ int ft_board_setup(void *blob, struct bd_info *bd) > > return 0; > } > + > +#if defined(CONFIG_SET_DFU_ALT_INFO) > + > +#define DFU_ALT_BUF_LEN SZ_1K > + > +void set_dfu_alt_info(char *interface, char *devstr) > +{ > + ALLOC_CACHE_ALIGN_BUFFER(char, buf, DFU_ALT_BUF_LEN); > + > + if (!CONFIG_IS_ENABLED(EFI_HAVE_CAPSULE_SUPPORT) && > + env_get("dfu_alt_info")) > + return; > + > + memset(buf, 0, DFU_ALT_BUF_LEN); > + > + snprintf(buf, DFU_ALT_BUF_LEN, > + "sf 0:0=u-boot-bin raw 0x210000 0x1d0000;" > + "u-boot-env raw 0x3e0000 0x20000"); > + > + env_set("dfu_alt_info", buf); > +} > +#endif /* CONFIG_SET_DFU_ALT_INFO */ > diff --git a/board/sandbox/sandbox.c b/board/sandbox/sandbox.c > index c5e6e3d2a0..6a0453281d 100644 > --- a/board/sandbox/sandbox.c > +++ b/board/sandbox/sandbox.c > @@ -6,17 +6,20 @@ > #include <common.h> > #include <cpu_func.h> > #include <cros_ec.h> > +#include <dfu.h> > #include <dm.h> > #include <efi.h> > #include <efi_loader.h> > #include <env_internal.h> > #include <init.h> > #include <led.h> > +#include <memalign.h> > #include <os.h> > #include <asm/global_data.h> > #include <asm/test.h> > #include <asm/u-boot-sandbox.h> > #include <linux/kernel.h> > +#include <linux/sizes.h> > #include <malloc.h> > > #include <extension_board.h> > @@ -152,3 +155,26 @@ int board_late_init(void) > return 0; > } > #endif > + > +#if defined(CONFIG_SET_DFU_ALT_INFO) > + > +#define DFU_ALT_BUF_LEN SZ_1K > + > +void set_dfu_alt_info(char *interface, char *devstr) > +{ > + ALLOC_CACHE_ALIGN_BUFFER(char, buf, DFU_ALT_BUF_LEN); > + > + if (!CONFIG_IS_ENABLED(EFI_HAVE_CAPSULE_SUPPORT) && > + env_get("dfu_alt_info")) > + return; > + > + memset(buf, 0, DFU_ALT_BUF_LEN); > + > + snprintf(buf, DFU_ALT_BUF_LEN, > + "sf 0:0=u-boot-bin raw 0x100000 0x50000;" > + "u-boot-env raw 0x150000 0x200000" > + ); > + > + env_set("dfu_alt_info", buf); > +} > +#endif > diff --git a/board/socionext/developerbox/developerbox.c > b/board/socionext/developerbox/developerbox.c > index ae4b2d6ed8..6784a3db53 100644 > --- a/board/socionext/developerbox/developerbox.c > +++ b/board/socionext/developerbox/developerbox.c > @@ -10,13 +10,16 @@ > #include <asm/global_data.h> > #include <asm/io.h> > #include <common.h> > +#include <dfu.h> > #include <efi.h> > #include <efi_loader.h> > #include <env_internal.h> > #include <fdt_support.h> > #include <log.h> > +#include <memalign.h> > > #include <linux/kernel.h> > +#include <linux/sizes.h> > > #if CONFIG_IS_ENABLED(EFI_HAVE_CAPSULE_SUPPORT) > struct efi_fw_images fw_images[] = { > @@ -185,3 +188,26 @@ int print_cpuinfo(void) > printf("CPU: SC2A11:Cortex-A53 MPCore 24cores\n"); > return 0; > } > + > +#if defined(CONFIG_SET_DFU_ALT_INFO) > + > +#define DFU_ALT_BUF_LEN SZ_1K > + > +void set_dfu_alt_info(char *interface, char *devstr) > +{ > + ALLOC_CACHE_ALIGN_BUFFER(char, buf, DFU_ALT_BUF_LEN); > + > + if (!CONFIG_IS_ENABLED(EFI_HAVE_CAPSULE_SUPPORT) && > + env_get("dfu_alt_info")) > + return; > + > + memset(buf, 0, DFU_ALT_BUF_LEN); > + > + snprintf(buf, DFU_ALT_BUF_LEN, > + "mtd nor1=u-boot.bin raw 200000 100000;" > + "fip.bin raw 180000 78000;" > + "optee.bin raw 500000 100000"); > + > + env_set("dfu_alt_info", buf); > +} > +#endif /* CONFIG_SET_DFU_ALT_INFO */ > diff --git a/board/xilinx/zynq/board.c b/board/xilinx/zynq/board.c > index 26ef048835..c70ad07269 100644 > --- a/board/xilinx/zynq/board.c > +++ b/board/xilinx/zynq/board.c > @@ -168,10 +168,11 @@ void set_dfu_alt_info(char *interface, char *devstr) > { > ALLOC_CACHE_ALIGN_BUFFER(char, buf, DFU_ALT_BUF_LEN); > > - if (env_get("dfu_alt_info")) > + if (!CONFIG_IS_ENABLED(EFI_HAVE_CAPSULE_SUPPORT) && > + env_get("dfu_alt_info")) > return; > > - memset(buf, 0, sizeof(buf)); > + memset(buf, 0, DFU_ALT_BUF_LEN); > > switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) { > case ZYNQ_BM_SD: > diff --git a/board/xilinx/zynqmp/zynqmp.c b/board/xilinx/zynqmp/zynqmp.c > index 70b3c81f12..d278ed21a1 100644 > --- a/board/xilinx/zynqmp/zynqmp.c > +++ b/board/xilinx/zynqmp/zynqmp.c > @@ -890,10 +890,11 @@ void set_dfu_alt_info(char *interface, char *devstr) > > ALLOC_CACHE_ALIGN_BUFFER(char, buf, DFU_ALT_BUF_LEN); > > - if (env_get("dfu_alt_info")) > + if (!CONFIG_IS_ENABLED(EFI_HAVE_CAPSULE_SUPPORT) && > + env_get("dfu_alt_info")) > return; > > - memset(buf, 0, sizeof(buf)); > + memset(buf, 0, DFU_ALT_BUF_LEN); > > multiboot = multi_boot(); > if (multiboot < 0) > diff --git a/include/configs/imx8mm-cl-iot-gate.h > b/include/configs/imx8mm-cl-iot-gate.h > index 35df2e755e..b37efab753 100644 > --- a/include/configs/imx8mm-cl-iot-gate.h > +++ b/include/configs/imx8mm-cl-iot-gate.h > @@ -82,7 +82,6 @@ > "fdt_addr=0x43000000\0" \ > "fdt_addr_r=0x43000000\0" \ > "boot_fit=no\0" \ > - "dfu_alt_info=mmc 2=flash-bin raw 0x42 0x1D00 mmcpart 1\0" \ > "fdt_file=sb-iotgimx8.dtb\0" \ > "fdtfile=sb-iotgimx8.dtb\0" \ > "initrd_addr=0x43800000\0" \ > diff --git a/include/configs/imx8mp_rsb3720.h > b/include/configs/imx8mp_rsb3720.h > index a5a845c2da..8c39009dff 100644 > --- a/include/configs/imx8mp_rsb3720.h > +++ b/include/configs/imx8mp_rsb3720.h > @@ -120,7 +120,6 @@ > "fdt_addr=0x43000000\0" \ > "fdt_addr_r=0x43000000\0" \ > "boot_fit=no\0" \ > - "dfu_alt_info=mmc 2=flash-bin raw 0 0x1B00 mmcpart 1\0" \ > "fdt_file=" CONFIG_DEFAULT_FDT_FILE "\0" \ > "fdtfile=" CONFIG_DEFAULT_FDT_FILE "\0" \ > "initrd_addr=0x43800000\0" \ > diff --git a/include/configs/kontron-sl-mx8mm.h > b/include/configs/kontron-sl-mx8mm.h > index aff1b90010..7c4e55a519 100644 > --- a/include/configs/kontron-sl-mx8mm.h > +++ b/include/configs/kontron-sl-mx8mm.h > @@ -83,7 +83,6 @@ > "pxefile_addr_r=0x40100000\0" > > #define CONFIG_EXTRA_ENV_SETTINGS \ > - "dfu_alt_info=sf 0:0=flash-bin raw 0x400 0x1f0000\0" \ > "bootdelay=3\0" \ > "hostname=" CONFIG_HOSTNAME "\0" \ > ENV_MEM_LAYOUT_SETTINGS \ > diff --git a/include/configs/kontron_pitx_imx8m.h > b/include/configs/kontron_pitx_imx8m.h > index 678364e367..060a26920b 100644 > --- a/include/configs/kontron_pitx_imx8m.h > +++ b/include/configs/kontron_pitx_imx8m.h > @@ -77,7 +77,6 @@ > "console=ttymxc2,115200\0" \ > "boot_fdt=try\0" \ > "fdtfile=freescale/imx8mq-kontron-pitx-imx8m.dtb\0" \ > - "dfu_alt_info=mmc 0=flash-bin raw 0x42 0x1000 mmcpart 1\0"\ > ENV_MEM_LAYOUT_SETTINGS \ > BOOTENV > > diff --git a/include/configs/kontron_sl28.h b/include/configs/kontron_sl28.h > index 97d0d365f6..5275686058 100644 > --- a/include/configs/kontron_sl28.h > +++ b/include/configs/kontron_sl28.h > @@ -89,8 +89,6 @@ > "envload=env import -d -b ${env_addr}\0" \ > "install_rcw=source 20200000\0" \ > "fdtfile=freescale/fsl-ls1028a-kontron-sl28.dtb\0" \ > - "dfu_alt_info=sf 0:0=u-boot-bin raw 0x210000 0x1d0000;" \ > - "u-boot-env raw 0x3e0000 0x20000\0" \ > ENV_MEM_LAYOUT_SETTINGS \ > BOOTENV > > diff --git a/include/configs/synquacer.h b/include/configs/synquacer.h > index 07e1f56e3d..a68ff4ee00 100644 > --- a/include/configs/synquacer.h > +++ b/include/configs/synquacer.h > @@ -46,11 +46,6 @@ > > /* Since U-Boot 64bit PCIe support is limited, disable 64bit MMIO support */ > > -#define DEFAULT_DFU_ALT_INFO "dfu_alt_info=" \ > - "mtd nor1=u-boot.bin raw 200000 100000;" \ > - "fip.bin raw 180000 78000;" \ > - "optee.bin raw 500000 100000\0" > - > #if CONFIG_IS_ENABLED(EFI_HAVE_CAPSULE_SUPPORT) > #define DEVELOPERBOX_UBOOT_IMAGE_GUID \ > EFI_GUID(0x53a92e83, 0x4ef4, 0x473a, 0x8b, 0x0d, \ > @@ -108,7 +103,6 @@ > "ramdisk_addr_r=0xa0000000\0" \ > "scriptaddr=0x88000000\0" \ > "pxefile_addr_r=0x88100000\0" \ > - DEFAULT_DFU_ALT_INFO \ > BOOTENV > > #endif /* __CONFIG_H */ > -- > 2.25.1 > -- Masami Hiramatsu