From: Trac Hoang trac.hoang@broadcom.com
Add command to boot nitro.
Signed-off-by: Trac Hoang trac.hoang@broadcom.com Signed-off-by: Rayagonda Kokatanur rayagonda.kokatanur@broadcom.com --- cmd/bcm/Makefile | 1 + cmd/bcm/chimp_boot.c | 36 ++++++++++++++++++++++++++++++++++++ include/brcm/chimp.h | 2 ++ 3 files changed, 39 insertions(+) create mode 100644 cmd/bcm/chimp_boot.c
diff --git a/cmd/bcm/Makefile b/cmd/bcm/Makefile index 96dc8f7ad7..dc274f6b96 100644 --- a/cmd/bcm/Makefile +++ b/cmd/bcm/Makefile @@ -2,3 +2,4 @@ # Copyright 2020 Broadcom
obj-$(CONFIG_CMD_BCM_LOGSETUP) += logsetup.o +obj-y += chimp_boot.o diff --git a/cmd/bcm/chimp_boot.c b/cmd/bcm/chimp_boot.c new file mode 100644 index 0000000000..dcab9a5bcb --- /dev/null +++ b/cmd/bcm/chimp_boot.c @@ -0,0 +1,36 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2020 Broadcom + */ + +#include <command.h> +#include <common.h> +#include <brcm/chimp.h> + +static int do_chimp_fastboot_secure(cmd_tbl_t *cmdtp, int flag, int argc, + char *const argv[]) +{ + u32 health = 0; + + if (chimp_health_status_optee(&health) != BCM_CHIMP_SUCCESS) { + pr_err("Chimp health command fail\n"); + return CMD_RET_FAILURE; + } + + if (health == BCM_CHIMP_RUNNIG_GOOD) { + printf("skip fastboot...\n"); + return CMD_RET_SUCCESS; + } + + if (chimp_fastboot_optee() != BCM_CHIMP_SUCCESS) { + pr_err("Failed to load secure ChiMP image\n"); + return CMD_RET_FAILURE; + } + return CMD_RET_SUCCESS; +} + +U_BOOT_CMD + (chimp_ld_secure, 1, 0, do_chimp_fastboot_secure, + "Invoke chimp fw load via optee", + "chimp_ld_secure\n" +); diff --git a/include/brcm/chimp.h b/include/brcm/chimp.h index c3d4594c4b..9099a70ef5 100644 --- a/include/brcm/chimp.h +++ b/include/brcm/chimp.h @@ -13,6 +13,8 @@ #define BCM_CHIMP_SUCCESS 0 #define BCM_CHIMP_FAILURE (!BCM_CHIMP_SUCCESS)
+#define BCM_CHIMP_RUNNIG_GOOD 0x8000 + #ifdef CONFIG_CHIMP_OPTEE int chimp_fastboot_optee(void); int chimp_health_status_optee(u32 *status);