build: Add build pipeline groundwork
Signed-off-by: Chloe M. <chloe@yiffware.org>
This commit is contained in:
@@ -0,0 +1,11 @@
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timeout: 16
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interface_branding: -- PtOS --
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editor_enabled: no
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interface_help_hidden: yes
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randomize_hhdm_base: yes
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/PtOS
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protocol: limine
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kernel_path: boot():/boot/ptsv.sys
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#
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# Copyright (c) 2026, Chloe M., et al
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# Provided under the BSD-3 clause
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#
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.PHONY: all
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all: deps iso
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.PHONY: deps
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deps:
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./host/deps.sh
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.PHONY: iso
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iso:
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./host/iso.sh
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Executable
+12
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#!/bin/sh
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#
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# Copyright (c) 2026, Chloe M., et al
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# Provided under the BSD-3 clause
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#
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if [ ! -d stand/limine ]; then
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curl -L https://github.com/Limine-Bootloader/Limine/releases/latest/download/limine-binary.tar.gz | gunzip | tar -xf -
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mkdir -p stand/
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mv limine-binary stand/limine/
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make -C stand/limine/
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fi
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Executable
+30
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#!/bin/bash
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#
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# Copyright (c) 2026, Chloe M., et al
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# Provided under the BSD-3 clause
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#
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set -e
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ISO=$PT_PROJECT_ROOT/artifacts/ptos.iso
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CONFIG=$PT_PROJECT_ROOT/service/base/boot/limine.conf
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KERNEL=$PT_PROJECT_ROOT/artifacts/ptsv.sys
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mkdir -p iso_root/boot/
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# Copy the kernel to the ISO root
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cp $KERNEL iso_root/boot
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# Copy boot files
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cp $CONFIG stand/limine/limine-bios.sys \
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stand/limine/limine-bios-cd.bin \
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stand/limine/limine-uefi-cd.bin \
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iso_root/
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# Generate the ISO
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xorriso -as mkisofs -b limine-bios-cd.bin -no-emul-boot -boot-load-size 4 \
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-boot-info-table --efi-boot limine-uefi-cd.bin -efi-boot-part \
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--efi-boot-image --protective-msdos-label iso_root/ -o $ISO 2>/dev/null
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stand/limine/limine bios-install $ISO 2>/dev/null
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rm -rf iso_root
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@@ -0,0 +1,23 @@
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#
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# Copyright (c) 2026, Chloe M., et al.
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# Provided under the BSD-3 clause.
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#
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# Description: Build variables
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# Author: Chloe M.
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#
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# Source the build variables
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. service/dev/bvars.env
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# Export envs
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export PT_PROJECT_ROOT=$PT_PROJECT_ROOT
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export PT_TARGET_ARCH=$PT_TARGET_ARCH
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if [ "$PT_BUILD_SOURCED" != "1" ]
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then
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echo "[*] build environment prepared"
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PS1="(PTOS) $PS1"
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fi
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# Indicate that we have been sourced
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export PT_BUILD_SOURCED=1
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@@ -0,0 +1,10 @@
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#
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# Copyright (c) 2026, Chloe M., et al.
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# Provided under the BSD-3 clause.
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#
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# Description: Build variables
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# Author: Chloe M.
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#
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PT_PROJECT_ROOT=$(pwd)
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PT_TARGET_ARCH=amd64
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@@ -0,0 +1,51 @@
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#
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# Copyright (c) 2026, Chloe M.
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# Provided under the BSD-3 clause
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#
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# Description: Build flags, etc
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# Author: Chloe M.
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#
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.SILENT:
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PROMPT := printf "%s\t\t%s\n"
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ifeq ($(PT_TARGET_ARCH), amd64)
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CC_TARGET = x86_64-unknown-elf
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else
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CC_TARGET =
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endif
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CC = \
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clang
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ld = \
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ld
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SYS_CFLAGS = \
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-nostdlib \
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-nostdinc \
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-ffreestanding \
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-fexceptions \
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-target $(CC_TARGET)\
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-mcmodel=kernel \
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-Wno-attributes \
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-Wno-multichar \
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-fno-stack-protector\
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-D_ST_MULTICORE \
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ifeq ($(ST_TARGET_ARCH),amd64)
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SYS_CFLAGS += \
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-mno-sse \
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-mno-sse2 \
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-mno-sse3 \
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-mno-avx \
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-mno-avx2 \
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-mno-80387 \
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-mno-3dnow \
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-mno-mmx
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endif
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PASSDOWN_ARGS = \
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ARCH=$(ST_TARGET_ARCH) \
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SYS_CC=$(CC) \
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SYS_LD=$(LD) \
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SYS_CFLAGS="$(SYS_CFLAGS)"
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@@ -0,0 +1,16 @@
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#
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# Copyright (c) 2026, Chloe M.
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# Provided under the BSD-3 clause
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#
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# Description: Kernel build script
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# Author: Chloe M.
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#
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include ../mk/ptos.mk
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.PHONY: all
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all: machine
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.PHONY: machine
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machine:
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cd arch/$(PT_TARGET_ARCH)/; $(MAKE) $(PASSDOWN_ARGS)
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#
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# Copyright (c) 2026, Chloe M.
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# Provided under the BSD-3 clause
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#
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# Description: AMD64 port build script
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# Author: Chloe M.
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#
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.SILENT:
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include ../../../mk/ptos.mk
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ASMFILES = $(shell find . -name "*.S")
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ASMOFILES = $(ASMFILES:.S=.S.o)
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CFILES = $(shell find . -name "*.c")
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OFILES = $(CFILES:.c=.o)
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CDFILES = $(OFILES:.o.d)
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ASMDFILES = $(ASMOFILES:.S.o=.S.d)
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MISC_OFILES = $(shell find $(PT_PROJECT_ROOT)/service/ptos/ -name "*.o")
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KERNEL_PATH = \
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$(PT_PROJECT_ROOT)/artifacts/ptsv.sys
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CFLAGS = \
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$(SYS_CFLAGS) \
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-I../../target \
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-I../../head/ \
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-D_KERNEL \
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-MMD \
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-I$(PT_PROJECT_ROOT)/sdk/head \
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.PHONY: all
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all: bin
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.PHONY: bin
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bin: $(OFILES) $(ASMOFILES)
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$(PROMPT) "LD" $(KERNEL_PATH)
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$(SYS_LD) -Tdev/link.ld $(MISC_OFILES) -o $(KERNEL_PATH)
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-include $(CDFILES)
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%.o: %.c
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$(PROMPT) "CC" $<
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$(SYS_CC) -c $< $(CFLAGS) -o $@
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-include $(ASMDFILES)
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%.S.o: %.S
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$(PROMPT) "AS" $<
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$(SYS_CC) -c $< $(CFLAGS) -o $@
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@@ -0,0 +1,14 @@
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/*
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* Copyright (c) 2026, Chloe M.
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* Provided under the BSD-3 clause.
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*
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* Description: Low-level AMD64 processor init
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* Author: Chloe M.
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*/
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.text
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.globl MdBspEntry
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MdBspEntry:
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cli
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hlt
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jmp MdBspEntry
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@@ -0,0 +1,60 @@
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/*
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* Copyright (c) 2026, Chloe M.
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* Provided under the BSD-3 clause.
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*
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* Description: Kernel linker script
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* Author: Chloe M.
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*/
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OUTPUT_FORMAT(elf64-x86-64)
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OUTPUT_ARCH(i386:x86-64)
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ENTRY(MdBspEntry)
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PHDRS {
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text PT_LOAD FLAGS((1 << 0) | (1 << 2)) ;
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rodata PT_LOAD FLAGS((1 << 2)) ;
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data PT_LOAD FLAGS((1 << 1) | (1 << 2)) ;
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}
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SECTIONS
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{
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. = 0xFFFFFFFF80000000;
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__KernelStart = .;
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.text : {
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*(.text .text.*)
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} :text
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. += CONSTANT(MAXPAGESIZE);
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.rodata : {
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*(.rodata .rodata.*)
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} :rodata
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. += CONSTANT(MAXPAGESIZE);
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.driver : {
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__driver_start = .;
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KEEP(*(.driver .driver));
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__driver_end = .;
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}
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. += CONSTANT(MAXPAGESIZE);
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.data : {
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*(.data)
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} :data
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.bss : {
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*(COMMON)
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*(.bss .bss.*)
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} :data
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__KernelEnd = .;
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. += CONSTANT(MAXPAGESIZE);
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/DISCARD/ : {
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*(.eh_frame .eh_frame.*)
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*(.note .note.*)
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}
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}
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