#
# Copyright 2017, Data61
# Commonwealth Scientific and Industrial Research Organisation (CSIRO)
# ABN 41 687 119 230.
#
# This software may be distributed and modified according to the terms of
# the BSD 2-Clause license. Note that NO WARRANTY is provided.
# See "LICENSE_BSD2.txt" for details.
#
# @TAG(DATA61_BSD)
#

cmake_minimum_required(VERSION 3.7.2)

project(libsel4platsupport C ASM)

set(configure_string "")

config_option(LibSel4PlatSupportUseDebugPutChar LIB_SEL4_PLAT_SUPPORT_USE_SEL4_DEBUG_PUTCHAR
    "Redirect putchar() to seL4_DebugPutchar()"
    DEFAULT ON
    DEPENDS "KernelPrinting" DEFAULT_DISABLED OFF
)

config_option(LibSel4PlatSupportStart LIB_SEL4_PLAT_SUPPORT_START
    "Supply _start entry point. Emit _start with a default definition that sets up a \
    stack and does what's required to enter main()."
    DEFAULT OFF
)

config_option(LibSel4SupportSel4Start LIB_SEL4_PLAT_SUPPORT_SEL4_START
    "Supply _sel4_start entry point. Emit a _sel4_start that sets up a stack and does \
    what's required to enter a regular _start routine"
    DEFAULT ON
)

add_config_library(sel4platsupport "${configure_string}")

file(GLOB deps src/*.c src/cspace/*.c src/arch/${KernelArch}/*.c
    src/plat/${KernelPlatform}/*.c src/mach/${KernelArmMach}/*.c
    src/sel4_arch/${KernelSel4Arch}/*.S
    src/arch/${KernelArch}/*.S)

list(SORT deps)

add_library(sel4platsupport STATIC EXCLUDE_FROM_ALL ${deps})
target_include_directories(sel4platsupport PUBLIC include "arch_include/${KernelArch}" plat_include/${KernelPlatform})
if(NOT "${KernelArmMach}" STREQUAL "")
    target_include_directories(sel4platsupport PUBLIC include "mach_include/${KernelArmMach}")
endif()
target_link_libraries(sel4platsupport Configuration muslc sel4 sel4simple utils sel4vspace platsupport sel4simple-default)