From owner-svn-src-head@FreeBSD.ORG Tue Jan 26 03:29:53 2010 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 11E061065672; Tue, 26 Jan 2010 03:29:53 +0000 (UTC) (envelope-from neel@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id DC58F8FC0A; Tue, 26 Jan 2010 03:29:52 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id o0Q3TqQE064062; Tue, 26 Jan 2010 03:29:52 GMT (envelope-from neel@svn.freebsd.org) Received: (from neel@localhost) by svn.freebsd.org (8.14.3/8.14.3/Submit) id o0Q3TqWw064060; Tue, 26 Jan 2010 03:29:52 GMT (envelope-from neel@svn.freebsd.org) Message-Id: <201001260329.o0Q3TqWw064060@svn.freebsd.org> From: Neel Natu Date: Tue, 26 Jan 2010 03:29:52 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r202999 - head/sys/mips/mips X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 26 Jan 2010 03:29:53 -0000 Author: neel Date: Tue Jan 26 03:29:52 2010 New Revision: 202999 URL: http://svn.freebsd.org/changeset/base/202999 Log: Add a DDB command "show trapframe" to dump out contents of the trapframe specified by the first argument. Approved by: imp (mentor) Modified: head/sys/mips/mips/vm_machdep.c Modified: head/sys/mips/mips/vm_machdep.c ============================================================================== --- head/sys/mips/mips/vm_machdep.c Tue Jan 26 03:24:11 2010 (r202998) +++ head/sys/mips/mips/vm_machdep.c Tue Jan 26 03:29:52 2010 (r202999) @@ -599,26 +599,12 @@ cpu_throw(struct thread *old, struct thr #define DB_PRINT_REG_ARRAY(ptr, arrname, regname) \ db_printf(" %-12s 0x%lx\n", #regname, (long)((ptr)->arrname[regname])) -DB_SHOW_COMMAND(pcb, ddb_dump_pcb) +static void +dump_trapframe(struct trapframe *trapframe) { - struct thread *td; - struct pcb *pcb; - struct trapframe *trapframe; - - /* Determine which thread to examine. */ - if (have_addr) - td = db_lookup_thread(addr, FALSE); - else - td = curthread; - - pcb = td->td_pcb; - db_printf("Thread %d at %p\n", td->td_tid, td); - - db_printf("PCB at %p\n", pcb); - - trapframe = &pcb->pcb_regs; db_printf("Trapframe at %p\n", trapframe); + DB_PRINT_REG(trapframe, zero); DB_PRINT_REG(trapframe, ast); DB_PRINT_REG(trapframe, v0); @@ -657,6 +643,28 @@ DB_SHOW_COMMAND(pcb, ddb_dump_pcb) DB_PRINT_REG(trapframe, badvaddr); DB_PRINT_REG(trapframe, cause); DB_PRINT_REG(trapframe, pc); +} + +DB_SHOW_COMMAND(pcb, ddb_dump_pcb) +{ + struct thread *td; + struct pcb *pcb; + struct trapframe *trapframe; + + /* Determine which thread to examine. */ + if (have_addr) + td = db_lookup_thread(addr, TRUE); + else + td = curthread; + + pcb = td->td_pcb; + + db_printf("Thread %d at %p\n", td->td_tid, td); + + db_printf("PCB at %p\n", pcb); + + trapframe = &pcb->pcb_regs; + dump_trapframe(trapframe); db_printf("PCB Context:\n"); DB_PRINT_REG_ARRAY(pcb, pcb_context, PCB_REG_S0); @@ -684,4 +692,16 @@ DB_SHOW_COMMAND(pcb, ddb_dump_pcb) } } +/* + * Dump the trapframe beginning at address specified by first argument. + */ +DB_SHOW_COMMAND(trapframe, ddb_dump_trapframe) +{ + + if (!have_addr) + return; + + dump_trapframe((struct trapframe *)addr); +} + #endif /* DDB */