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-rw-r--r--src/arch/i386/multiboot.s20
1 files changed, 14 insertions, 6 deletions
diff --git a/src/arch/i386/multiboot.s b/src/arch/i386/multiboot.s
index 2194982..d67110f 100644
--- a/src/arch/i386/multiboot.s
+++ b/src/arch/i386/multiboot.s
@@ -1,11 +1,19 @@
.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
+/* TODO set bss_end_addr, so the init module doesn't get overriden by the stack */
+
+/* 1<<0 - align modules on page boundaries.
+ 1<<16 - enable manual addressing */
+.set FLAGS, 1<<0 | 1<<16
.set CHECKSUM, -(MAGIC + FLAGS)
.section .multiboot
.align 4
-.long MAGIC
-.long FLAGS
-.long CHECKSUM
+multiboot_header:
+ .long MAGIC
+ .long FLAGS
+ .long CHECKSUM
+ .long multiboot_header // header_addr
+ .long multiboot_header // load_addr
+ .long _data_end // load_end_addr
+ .long _kernel_end // bss_end_addr
+ .long _start // entry_addr