From fde20f86f5be5a39fd3eadf95ba71761d173e0ce Mon Sep 17 00:00:00 2001
From: dzwdz
Date: Thu, 24 Jun 2021 20:41:07 +0200
Subject: Hello world o/

---
 platform/boot.s | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 platform/boot.s

(limited to 'platform/boot.s')

diff --git a/platform/boot.s b/platform/boot.s
new file mode 100644
index 0000000..77af2bc
--- /dev/null
+++ b/platform/boot.s
@@ -0,0 +1,32 @@
+.set MAGIC, 0x1BADB002
+.set FLAG_ALIGN,   1<<0 /* align modules on page boundaries */
+.set FLAG_MEMINFO, 1<<1 /* memory map */
+.set FLAGS,        FLAG_ALIGN | FLAG_MEMINFO
+.set CHECKSUM, -(MAGIC + FLAGS)
+
+.section .multiboot
+.align 4
+.long MAGIC
+.long FLAGS
+.long CHECKSUM
+
+/* a lil stack */
+.section .bss
+.align 16
+stack_bottom:
+.skip 16384
+stack_top:
+
+
+.section .text
+.global _start
+.type _start, @function
+_start:
+	mov $stack_top, %esp
+	call kmain
+
+	cli /* disable interrupts */
+1:	hlt
+	jmp 1b
+
+.size _start, . - _start
-- 
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