arch/arm/mach-k3/config.mk

   1 # SPDX-License-Identifier:      GPL-2.0+
   2 #
   3 # Copyright (C) 2017-2018 Texas Instruments Incorporated - http://www.ti.com/
   4 #       Lokesh Vutla <lokeshvutla@ti.com>
   5
   6 ifdef CONFIG_SPL_BUILD
   7
   8 # Openssl is required to generate x509 certificate.
   9 # Error out if openssl is not available.
  10 ifeq ($(shell which openssl),)
  11 $(error "No openssl in $(PATH), consider installing openssl")
  12 endif
  13
  14 IMAGE_SIZE= $(shell cat $(obj)/u-boot-spl.bin | wc -c)
  15 MAX_SIZE= $(shell printf "%d" $(CONFIG_SYS_K3_MAX_DOWNLODABLE_IMAGE_SIZE))
  16
  17 ifeq ($(CONFIG_SYS_K3_KEY), "")
  18 KEY=""
  19 # On HS use real key or warn if not available
  20 ifeq ($(CONFIG_TI_SECURE_DEVICE),y)
  21 ifneq ($(wildcard $(TI_SECURE_DEV_PKG)/keys/custMpk.pem),)
  22 KEY=$(TI_SECURE_DEV_PKG)/keys/custMpk.pem
  23 else
  24 $(warning "WARNING: signing key not found. Random key will NOT work on HS hardware!")
  25 endif
  26 endif
  27 else
  28 KEY=$(patsubst "%",$(srctree)/%,$(CONFIG_SYS_K3_KEY))
  29 endif
  30
  31 # X509 SWRV default
  32 SWRV = $(CONFIG_K3_X509_SWRV)
  33
  34 # tiboot3.bin is mandated by ROM and ROM only supports R5 boot.
  35 # So restrict tiboot3.bin creation for CPU_V7R.
  36 ifdef CONFIG_CPU_V7R
  37 image_check: $(obj)/u-boot-spl.bin FORCE
  38         @if [ $(IMAGE_SIZE) -gt $(MAX_SIZE) ]; then                         \
  39                 echo "===============================================" >&2; \
  40                 echo "ERROR: Final Image too big. " >&2;                    \
  41                 echo "$< size = $(IMAGE_SIZE), max size = $(MAX_SIZE)" >&2; \
  42                 echo "===============================================" >&2; \
  43                 exit 1;                                                     \
  44         fi
  45
  46 tiboot3.bin: image_check FORCE
  47         $(srctree)/tools/k3_gen_x509_cert.sh -c 16 -b $(obj)/u-boot-spl.bin \
  48                                 -o $@ -l $(CONFIG_SPL_TEXT_BASE) -r $(SWRV) -k $(KEY)
  49
  50 INPUTS-y        += tiboot3.bin
  51 endif
  52
  53 ifdef CONFIG_ARM64
  54
  55 ifeq ($(CONFIG_SOC_K3_J721E),)
  56 export DM := /dev/null
  57 endif
  58
  59 ifeq ($(CONFIG_TI_SECURE_DEVICE),y)
  60 SPL_ITS := u-boot-spl-k3_HS.its
  61 $(SPL_ITS): export IS_HS=1
  62 INPUTS-y        += tispl.bin_HS
  63 else
  64 SPL_ITS := u-boot-spl-k3.its
  65 INPUTS-y        += tispl.bin
  66 endif
  67
  68 ifeq ($(CONFIG_SPL_OF_LIST),)
  69 LIST_OF_DTB := $(CONFIG_DEFAULT_DEVICE_TREE)
  70 else
  71 LIST_OF_DTB := $(CONFIG_SPL_OF_LIST)
  72 endif
  73
  74 quiet_cmd_k3_mkits = MKITS   $@
  75 cmd_k3_mkits = \
  76         $(srctree)/tools/k3_fit_atf.sh \
  77         $(CONFIG_K3_ATF_LOAD_ADDR) \
  78         $(patsubst %,$(obj)/dts/%.dtb,$(subst ",,$(LIST_OF_DTB))) > $@
  79
  80 $(SPL_ITS): FORCE
  81         $(call cmd,k3_mkits)
  82 endif
  83
  84 else
  85
  86 ifeq ($(CONFIG_TI_SECURE_DEVICE),y)
  87 INPUTS-y        += u-boot.img_HS
  88 else
  89 INPUTS-y        += u-boot.img
  90 endif
  91 endif
  92
  93 include $(srctree)/arch/arm/mach-k3/config_secure.mk