Added Data Structures

Added basic scheduling

TODO: Preserve registers for context switch

1 files changed, 30 insertions, 0 deletions

diff --git a/src/lib/q.h b/src/lib/q.h
new file mode 100644
index 0000000..51ff1a1
--- /dev/null
+++ b/src/lib/q.h
@@ -0,0 +1,30 @@
+#ifndef LIB_Q_H
+#define LIB_Q_H
+
+struct Q_base {
+	struct Q* next;
+	struct Q* last;
+};
+
+struct Q {
+	struct Q* next;
+	void* data;
+};
+
+struct Q_base* newq();
+void pushq(struct Q_base* qb, void* val);
+void popq(struct Q_base* qb);
+
+#define showq(QQ, TYPE) { \
+	if (QQ->next != 0) { \
+		struct Q* t = QQ->next; \
+		while (t->next != 0) { \
+			uart_hex(*(TYPE*)t->data); \
+			t = t->next; \
+			uart_char(' '); \
+		} \
+		uart_hex(*(TYPE*)t->data); \
+	} \
+}
+
+#endif