build: Implement build pipeline

Signed-off-by: Chloe M. <chloe@mensia.org>
2026-06-21 23:29:51 +00:00
parent 994847a73e
commit 71de0c20b8
13 changed files with 361 additions and 0 deletions
@@ -0,0 +1,30 @@
+#
+# Copyright (c) 2026, Chloe M.
+# Provided under the BSD-3 clause
+#
+# Description:  AMD64 port build script
+# Author:		Chloe M.
+#
+
+.SILENT:
+include ../../../mk/stos.mk
+
+ASMFILES = $(shell find . -name "*.S")
+ASMOFILES = $(ASMFILES:.S=.S.o)
+
+KERNEL_PATH =       \
+	$(ST_PROJECT_ROOT)/artifacts/stoskrnl.sys
+CFLAGS =			\
+	$(SYS_CFLAGS)
+
+.PHONY: all
+all: bin
+
+.PHONY: bin
+bin:  $(ASMOFILES)
+	$(PROMPT) "LD" $(KERNEL_PATH)
+	$(SYS_LD) -Tdevel/link.ld $(ASMOFILES) -o $(KERNEL_PATH)
+
+%.S.o: %.S
+	$(PROMPT) "AS" $<
+	$(SYS_CC) -c $< $(CFLAGS) -o $@
@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2026, Chloe M.
+ * Provided under the BSD-3 clause.
+ *
+ * Description:  Low-level processor init
+ * Author:       Chloe M.
+ */
+
+    .text
+    .globl _start
+_start:
+    cli                /* Just in case */
+    xor %rbp, %rbp     /* Terminate callstack */
+
+    mfence      /* Flush caches */
+1:  cli         /* Disable interrupts */
+    hlt         /* Suspend processor */
@@ -0,0 +1,66 @@
+/*
+ * 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(_start)
+
+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);
+
+    .font : {
+        KEEP(*(.font .font));
+    }
+
+    . += CONSTANT(MAXPAGESIZE);
+
+    .data : {
+        *(.data)
+    } :data
+
+    .bss : {
+        *(COMMON)
+        *(.bss .bss.*)
+    } :data
+
+    __KernelEnd = .;
+    . += CONSTANT(MAXPAGESIZE);
+
+    /DISCARD/ : {
+        *(.eh_frame .eh_frame.*)
+        *(.note .note.*)
+    }
+}