create basic MMIO handler for consoleHEADmaster

2 files changed, 10 insertions, 0 deletions

diff --git a/include/log.h b/include/log.h
index 2b35922..f1e4110 100644
--- a/include/log.h
+++ b/include/log.h
@@ -2,5 +2,7 @@
 
 #define RINGBUF_SIZE 64 * 1024
 
+typedef void (*console_callback_t)(char);
+
 void vprintk(const char *message, __builtin_va_list args);
 void printk(const char *message, ...);
diff --git a/include/mmio.h b/include/mmio.h
new file mode 100644
index 0000000..b6531bf
--- /dev/null
+++ b/include/mmio.h
@@ -0,0 +1,8 @@
+#pragma once
+#include <types.h>
+
+struct mmio_device_meta {
+    const char *name;
+    void *start;
+    size_t size;
+};