1# SPDX-License-Identifier: GPL-2.0+ 2# Copyright (c) 2011 The Chromium OS Authors. 3 4PLATFORM_CPPFLAGS += -D__SANDBOX__ -U_FORTIFY_SOURCE 5PLATFORM_CPPFLAGS += -DCONFIG_ARCH_MAP_SYSMEM 6PLATFORM_LIBS += -lrt 7 8LDFLAGS_FINAL += --gc-sections 9PLATFORM_RELFLAGS += -ffunction-sections -fdata-sections 10 11# Define this to avoid linking with SDL, which requires SDL libraries 12# This can solve 'sdl-config: Command not found' errors 13ifneq ($(NO_SDL),) 14PLATFORM_CPPFLAGS += -DSANDBOX_NO_SDL 15else 16ifdef CONFIG_SANDBOX_SDL 17PLATFORM_LIBS += $(shell sdl-config --libs) 18PLATFORM_CPPFLAGS += $(shell sdl-config --cflags) 19endif 20endif 21 22cmd_u-boot__ = $(CC) -o $@ -Wl,-T u-boot.lds \ 23 -Wl,--start-group $(u-boot-main) -Wl,--end-group \ 24 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map 25 26cmd_u-boot-spl = (cd $(obj) && $(CC) -o $(SPL_BIN) -Wl,-T u-boot-spl.lds \ 27 -Wl,--start-group $(patsubst $(obj)/%,%,$(u-boot-spl-main)) \ 28 $(patsubst $(obj)/%,%,$(u-boot-spl-platdata)) -Wl,--end-group \ 29 $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot-spl.map -Wl,--gc-sections) 30 31CONFIG_ARCH_DEVICE_TREE := sandbox 32