build: Add build pipeline groundwork

Signed-off-by: Chloe M. <chloe@yiffware.org>
2026-07-10 01:10:15 +00:00
parent 59553afdec
commit 662252ae18
13 changed files with 368 additions and 1 deletions
@@ -0,0 +1,16 @@
+#
+# Copyright (c) 2026, Chloe M.
+# Provided under the BSD-3 clause
+#
+# Description:  Kernel build script
+# Author:		Chloe M.
+#
+
+include ../mk/ptos.mk
+
+.PHONY: all
+all: machine
+
+.PHONY: machine
+machine:
+	cd arch/$(PT_TARGET_ARCH)/; $(MAKE) $(PASSDOWN_ARGS)
@@ -0,0 +1,48 @@
+#
+# Copyright (c) 2026, Chloe M.
+# Provided under the BSD-3 clause
+#
+# Description:  AMD64 port build script
+# Author:		Chloe M.
+#
+
+.SILENT:
+include ../../../mk/ptos.mk
+
+ASMFILES = $(shell find . -name "*.S")
+ASMOFILES = $(ASMFILES:.S=.S.o)
+
+CFILES = $(shell find . -name "*.c")
+OFILES = $(CFILES:.c=.o)
+CDFILES = $(OFILES:.o.d)
+ASMDFILES = $(ASMOFILES:.S.o=.S.d)
+
+MISC_OFILES = $(shell find $(PT_PROJECT_ROOT)/service/ptos/ -name "*.o")
+KERNEL_PATH =       \
+	$(PT_PROJECT_ROOT)/artifacts/ptsv.sys
+
+CFLAGS =				\
+	$(SYS_CFLAGS)		\
+	-I../../target		\
+	-I../../head/		\
+	-D_KERNEL			\
+	-MMD				\
+	-I$(PT_PROJECT_ROOT)/sdk/head \
+
+.PHONY: all
+all: bin
+
+.PHONY: bin
+bin: $(OFILES) $(ASMOFILES)
+	$(PROMPT) "LD" $(KERNEL_PATH)
+	$(SYS_LD) -Tdev/link.ld $(MISC_OFILES) -o $(KERNEL_PATH)
+
+-include $(CDFILES)
+%.o: %.c
+	$(PROMPT) "CC" $<
+	$(SYS_CC) -c $< $(CFLAGS) -o $@
+
+-include $(ASMDFILES)
+%.S.o: %.S
+	$(PROMPT) "AS" $<
+	$(SYS_CC) -c $< $(CFLAGS) -o $@
@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2026, Chloe M.
+ * Provided under the BSD-3 clause.
+ *
+ * Description: Low-level AMD64 processor init
+ * Author:      Chloe M.
+ */
+
+    .text
+    .globl MdBspEntry
+MdBspEntry:
+    cli
+    hlt
+    jmp MdBspEntry
@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2026, Chloe M.
+ * Provided under the BSD-3 clause.
+ *
+ * Description: Kernel linker script
+ * Author:      Chloe M.
+ */
+
+OUTPUT_FORMAT(elf64-x86-64)
+OUTPUT_ARCH(i386:x86-64)
+ENTRY(MdBspEntry)
+
+PHDRS {
+    text          PT_LOAD    FLAGS((1 << 0) | (1 << 2)) ;
+    rodata        PT_LOAD    FLAGS((1 << 2)) ;
+    data          PT_LOAD    FLAGS((1 << 1) | (1 << 2)) ;
+}
+
+SECTIONS
+{
+    . = 0xFFFFFFFF80000000;
+    __KernelStart = .;
+
+    .text : {
+        *(.text .text.*)
+    } :text
+
+    . += CONSTANT(MAXPAGESIZE);
+
+    .rodata : {
+        *(.rodata .rodata.*)
+    } :rodata
+
+    . += CONSTANT(MAXPAGESIZE);
+
+    .driver : {
+        __driver_start = .;
+        KEEP(*(.driver .driver));
+        __driver_end = .;
+    }
+
+    . += CONSTANT(MAXPAGESIZE);
+
+    .data : {
+        *(.data)
+    } :data
+
+    .bss : {
+        *(COMMON)
+        *(.bss .bss.*)
+    } :data
+
+    __KernelEnd = .;
+    . += CONSTANT(MAXPAGESIZE);
+
+    /DISCARD/ : {
+        *(.eh_frame .eh_frame.*)
+        *(.note .note.*)
+    }
+}