Initial commit

x86 kernel that prints a hello world message to com1

1 files changed, 24 insertions, 0 deletions

diff --git a/src/boot.h b/src/boot.h
new file mode 100644
index 0000000..56ff219
--- /dev/null
+++ b/src/boot.h
@@ -0,0 +1,24 @@
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct {
+  // kernel command line
+  char cmdline[64];
+
+  // memory map
+  unsigned bitmap[1024 * 32];
+
+  // module
+  unsigned module_start;
+  unsigned module_end;
+  char module_cmdline[64];
+} boot_info_t;
+
+_Static_assert((1024 * 32 * sizeof(unsigned) * 8) == (1024 * 1024));
+
+#ifdef __cplusplus
+}
+#endif