79 lines
2.3 KiB
CMake
79 lines
2.3 KiB
CMake
# Copyright (C) 2018 Ortega Froysa, Nicolás <nortega@themusicinnoise.net>
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# Author: Ortega Froysa, Nicolás <nortega@themusicinnoise.net>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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cmake_minimum_required(VERSION 3.3)
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project(colonel C ASM)
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set(TARGET_NAME "colonel.bin")
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set(TARGET_VERSION "0.1")
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if(NOT CMAKE_BUILD_TYPE)
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set(CMAKE_BUILD_TYPE "release")
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endif()
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string(TOLOWER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE)
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message(STATUS "Build type: ${CMAKE_BUILD_TYPE}")
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# flags
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set(CMAKE_C_FLAGS "-std=c99 -ffreestanding -fno-builtin -Wall -Wextra")
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set(CMAKE_C_FLAGS_DEBUG "-g -O0")
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set(CMAKE_C_FLAGS_RELEASE "-O3")
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set(CMAKE_ASM_FLAGS "")
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set(CMAKE_ASM_FLAGS_DEBUG "-g")
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set(CMAKE_ASM_FLAGS_RELEASE "")
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set(CMAKE_EXE_LINKER_FLAGS "-ffreestanding -nostdlib")
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# perform data type checks
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include(CheckTypeSize)
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check_type_size("uint32_t" UINT32_T)
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check_type_size("uint16_t" UINT16_T)
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check_type_size("uint8_t" UINT8_T)
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include_directories(
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"src/")
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# source files
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set(SRCS
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src/kernel/kernel.c)
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# architecture specific code
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if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "i.86")
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set(SRCS
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src/kernel/arch/x86/boot.s
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${SRCS}
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src/kernel/arch/x86/gdt.s
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src/kernel/arch/x86/gdt.c
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src/kernel/arch/x86/paging.c
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src/kernel/arch/x86/tty.c)
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set(CMAKE_EXE_LINKER_FLAGS
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"-T ${CMAKE_CURRENT_SOURCE_DIR}/src/kernel/arch/x86/linker.ld ${CMAKE_EXE_LINKER_FLAGS}")
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include_directories(
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"src/kernel/arch/x86/")
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endif()
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# version pre-processor definition
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add_compile_options($<$<COMPILE_LANGUAGE:C>:-DVERSION="${TARGET_VERSION}">)
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# allow debug info to be printed if necessary
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if(${CMAKE_BUILD_TYPE} STREQUAL "debug")
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add_compile_options($<$<COMPILE_LANGUAGE:C>:-DDEBUG>)
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else()
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add_compile_options($<$<COMPILE_LANGUAGE:C>:-DNDEBUG>)
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endif()
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add_executable(${TARGET_NAME} ${SRCS})
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