From: Holger Brunck holger.brunck@keymile.com
This environment variable is used to set the bootcount address for the kernel.
Signed-off-by: Holger Brunck holger.brunck@keymile.com Acked-by: Heiko Schocher hs@denx.de cc: Wolfgang Denk wd@denx.de cc: Detlev Zundel dzu@denx.de cc: Valentin Longchamp valentin.longchamp@keymile.com Signed-off-by: Valentin Longchamp valentin.longchamp@keymile.com --- board/keymile/common/common.c | 7 +++++++ include/configs/km_arm.h | 3 +++ 2 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/board/keymile/common/common.c b/board/keymile/common/common.c index 3a7980d..9ec0022 100644 --- a/board/keymile/common/common.c +++ b/board/keymile/common/common.c @@ -106,6 +106,13 @@ int set_km_env(void) varaddr = gd->ram_size - CONFIG_KM_RESERVED_PRAM - CONFIG_KM_PHRAM; sprintf((char *)buf, "0x%x", varaddr); setenv("varaddr", (char *)buf); + +#ifdef BOOTCOUNT_ADDR + unsigned int bootcountaddr; + bootcountaddr = gd->ram_size - CONFIG_KM_RESERVED_PRAM; + sprintf((char *)buf, "0x%x", bootcountaddr); + setenv("bootcountaddr", (char *)buf); +#endif return 0; }
diff --git a/include/configs/km_arm.h b/include/configs/km_arm.h index 70113d4..89f9d35 100644 --- a/include/configs/km_arm.h +++ b/include/configs/km_arm.h @@ -64,6 +64,9 @@ #define CONFIG_KM_KERNEL_ADDR 0x2000000 /* 4096KBytes */
#define CONFIG_KM_DEF_ENV_CPU \ + "addbootcount=" \ + "setenv bootargs ${bootargs} " \ + "bootcountaddr=${bootcountaddr}\0" \ "addmtdparts=setenv bootargs ${bootargs} ${mtdparts}\0" \ "boot=bootm ${actual_kernel_addr} - -\0" \ "cramfsloadfdt=echo \\c\0" \