Module Name: src Committed By: reinoud Date: Thu Aug 25 14:24:48 UTC 2011
Modified Files: src/sys/arch/usermode/include: pcb.h Log Message: Add trapframe and extent pcb for NetBSD/usermode; both mere dummies since there are no traps delivered nor a process has ever been started... To generate a diff of this commit: cvs rdiff -u -r1.3 -r1.4 src/sys/arch/usermode/include/pcb.h Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/arch/usermode/include/pcb.h diff -u src/sys/arch/usermode/include/pcb.h:1.3 src/sys/arch/usermode/include/pcb.h:1.4 --- src/sys/arch/usermode/include/pcb.h:1.3 Fri Aug 12 00:57:24 2011 +++ src/sys/arch/usermode/include/pcb.h Thu Aug 25 14:24:48 2011 @@ -1,4 +1,4 @@ -/* $NetBSD: pcb.h,v 1.3 2011/08/12 00:57:24 jmcneill Exp $ */ +/* $NetBSD: pcb.h,v 1.4 2011/08/25 14:24:48 reinoud Exp $ */ /*- * Copyright (c) 2007 Jared D. McNeill <jmcne...@invisible.ca> @@ -32,9 +32,23 @@ #include <sys/cdefs.h> #include <sys/ucontext.h> +/* + * Trap frame. Pushed onto the kernel stack on a trap (synchronous exception). + * XXX move to frame.h? + */ + +typedef struct trapframe { + int tf_reason; /* XXX unused */ + vaddr_t tf_pc; /* return address */ + uintptr_t tf_out[8]; /* to transport info */ +} trapframe_t; + + struct pcb { ucontext_t pcb_ucp; bool pcb_needfree; + struct trapframe *pcb_tf; /* XXX */ + void * pcb_onfault; /* on fault handler */ }; #endif /* !_ARCH_USERMODE_INCLUDE_PCB_H */