kern/amd64+os: proc: Add process initialization

Signed-off-by: Ian Moffett <ian@osmora.org>

1 files changed, 15 insertions, 0 deletions

diff --git a/sys/inc/os/process.h b/sys/inc/os/process.h
index 753779a..a2e3fdd 100644
--- a/sys/inc/os/process.h
+++ b/sys/inc/os/process.h
@@ -31,9 +31,13 @@
 #define _OS_PROCESS_H_ 1
 
 #include <sys/types.h>
+#include <sys/param.h>
 #include <sys/queue.h>
 #include <md/pcb.h>     /* shared */
 
+/* Flags for proc_init() */
+#define PROC_KERN BIT(0)     /* Kernel thread */
+
 /*
  * Represents a running process on the
  * system
@@ -48,4 +52,15 @@ struct process {
     TAILQ_ENTRY(process) link;
 };
 
+/*
+ * Initialize a process to a known state
+ *
+ * @process: Process to initialize
+ * @ip: Instruction pointer to jump to
+ * @flags: Optional flags
+ *
+ * Returns zero on success
+ */
+int process_init(struct process *process, uintptr_t ip, int flags);
+
 #endif  /* !_OS_PROCESS_H_ */