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 # tiboot3.bin is mandated by ROM and ROM only supports R5 boot.
  32 # So restrict tiboot3.bin creation for CPU_V7R.
  33 ifdef CONFIG_CPU_V7R
  34 image_check: $(obj)/u-boot-spl.bin FORCE
  35         @if [ $(IMAGE_SIZE) -gt $(MAX_SIZE) ]; then                         \
  36                 echo "===============================================" >&2; \
  37                 echo "ERROR: Final Image too big. " >&2;                    \
  38                 echo "$< size = $(IMAGE_SIZE), max size = $(MAX_SIZE)" >&2; \
  39                 echo "===============================================" >&2; \
  40                 exit 1;                                                     \
  41         fi
  42
  43 tiboot3.bin: image_check FORCE
  44         $(srctree)/tools/k3_gen_x509_cert.sh -c 16 -b $(obj)/u-boot-spl.bin \
  45                                 -o $@ -l $(CONFIG_SPL_TEXT_BASE) -k $(KEY)
  46
  47 ALL-y   += tiboot3.bin
  48 endif
  49
  50 ifdef CONFIG_ARM64
  51 ifeq ($(CONFIG_TI_SECURE_DEVICE),y)
  52 SPL_ITS := u-boot-spl-k3_HS.its
  53 $(SPL_ITS): FORCE
  54         IS_HS=1 \
  55         $(srctree)/tools/k3_fit_atf.sh \
  56         $(patsubst %,$(obj)/dts/%.dtb,$(subst ",,$(CONFIG_SPL_OF_LIST))) > $@
  57
  58 ALL-y   += tispl.bin_HS
  59 else
  60 SPL_ITS := u-boot-spl-k3.its
  61 $(SPL_ITS): FORCE
  62         $(srctree)/tools/k3_fit_atf.sh \
  63         $(patsubst %,$(obj)/dts/%.dtb,$(subst ",,$(CONFIG_SPL_OF_LIST))) > $@
  64
  65 ALL-y   += tispl.bin
  66 endif
  67 endif
  68
  69 else
  70
  71 ifeq ($(CONFIG_TI_SECURE_DEVICE),y)
  72 ALL-y   += u-boot.img_HS
  73 else
  74 ALL-y   += u-boot.img
  75 endif
  76 endif
  77
  78 include $(srctree)/arch/arm/mach-k3/config_secure.mk