From a2ce17753fa4a727f082bfb9bd515dc3fde56f02 Mon Sep 17 00:00:00 2001
From: Johannes Stoelp <johannes.stoelp@gmail.com>
Date: Wed, 25 Dec 2024 02:55:41 +0100
Subject: mbr: zig only real mode 16 bit

---
 x86-bare-metal/mbr-pure-zig/mbr.ld | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 x86-bare-metal/mbr-pure-zig/mbr.ld

(limited to 'x86-bare-metal/mbr-pure-zig/mbr.ld')

diff --git a/x86-bare-metal/mbr-pure-zig/mbr.ld b/x86-bare-metal/mbr-pure-zig/mbr.ld
new file mode 100644
index 0000000..9ada8c4
--- /dev/null
+++ b/x86-bare-metal/mbr-pure-zig/mbr.ld
@@ -0,0 +1,24 @@
+/*OUTPUT_FORMAT(binary)*/
+OUTPUT_FORMAT(elf32-i386)
+OUTPUT_ARCH(i386)
+ENTRY(_entry)
+
+SECTIONS {
+    . = 0x7c00;
+    .boot     : { *(.boot) }
+    .text     : { *(.text) }
+    .data     : { *(.data) }
+    .rodata   : { *(.rodata) *(.rodata.str*) }
+    _boot_end = .;
+
+    . = 0x7c00 + 510;
+    .mbr.magic : {
+        BYTE(0x55);
+        BYTE(0xaa);
+    }
+
+    /*/DISCARD/ : { *(.*) }*/
+    /*rest      : { *(.*) }*/
+
+    ASSERT(_boot_end - 0x7c00 < 510, "boot sector must fit in 510 bytes")
+}
-- 
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