viengoos/

2007-11-22  Neal H. Walfield  <neal@gnu.org>

	* thread.h (struct thread): Add fields efalgs, user_handle and
	init.
	(thread_create_in): Rename from this...
	(thread_init): ... to this.  Remove the activity argument.
	Update all users.
	(thread_create): Remove declaration.
	(thread_destroy): Rename from this...
	(thread_deinit): ... to this.  Update all users.
	(thread_send_sp_ip): Remove declaration.
	(thread_exregs): New declaration.
	* thread.c: Include <hurd/thread.h>.
	(thread_lookup): Add additional asserts.
	(thread_create_in): Rename from this...
	(thread_init): ... to this.  Remove the activity argument.  Don't
	set THREAD->ACTIVITY.  Set THREAD->INIT to true.
	(thread_create): Remove function.
	(thread_destroy): Rename from this...
	(thread_deinit): ... to this.  Correctly calculate the bit to
	deallocate.  Fix assert.  Set THREAD->INIT to false.
	(thread_commission): If THREAD->INIT is false, first call
	thread_init.  Correctly calculate the thread ids to initialize.
	(thread_send_sp_ip): Remove function.
	(thread_exregs): New function.
	* rm.h (RPC_STUB_PREFIX): Include <hurd/thread.h>.
	(rm_method_id_string): Support RM_thread_exregs.
	(THREAD_ASPACE_SLOT, THREAD_ACTIVITY_SLOT): Move from...
	* ../hurd/thread.h: ... to this new file.
	* server.c: Include <hurd/thread.h>.
	(server_loop): Implement the thread_exregs RPC.
	* viengoos.c (system_task_load): Set THREAD->ACTIVITY to a
	capability designating ROOT_ACTIVITY.


hurd/

2007-11-22  Neal H. Walfield  <neal@gnu.org>

	* Makefile.am (includehurd_HEADERS): Add thread.h.
	* headers.m4: Link $(BUILDIR)/include/hurd/thread.h to thread.h.
	* thread.h: New file.
	* rpc.h: Include <errno.h>.

ruth/

2007-11-22  Neal H. Walfield  <neal@gnu.org>

	* ruth.c: Include <hurd/thread.h>.
	(main): Add test case for thread creation.

1 files changed, 91 insertions, 0 deletions

diff --git a/hurd/thread.h b/hurd/thread.h
new file mode 100644
index 0000000..bc1fb38
--- /dev/null
+++ b/hurd/thread.h
@@ -0,0 +1,91 @@
+/* thread.h - Thread definitions.
+   Copyright (C) 2007 Free Software Foundation, Inc.
+   Written by Neal H. Walfield <neal@gnu.org>.
+
+   This file is part of the GNU Hurd.
+
+   The GNU Hurd is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU Hurd is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef _HURD_THREAD_H
+#define _HURD_THREAD_H 1
+
+#include <hurd/types.h>
+#include <hurd/startup.h>
+#include <l4/syscall.h>
+
+enum
+  {
+    RM_thread_exregs = 600,
+  };
+
+enum
+  {
+    THREAD_ASPACE_SLOT = 0,
+    THREAD_ACTIVITY_SLOT = 1,
+  };
+
+enum
+{
+  HURD_EXREGS_SET_ASPACE = 0x800,
+  HURD_EXREGS_SET_ACTIVITY = 0x400,
+  HURD_EXREGS_SET_SP = _L4_XCHG_REGS_SET_SP,
+  HURD_EXREGS_SET_IP = _L4_XCHG_REGS_SET_IP,
+  HURD_EXREGS_SET_SP_IP = _L4_XCHG_REGS_SET_SP | _L4_XCHG_REGS_SET_IP,
+  HURD_EXREGS_SET_EFLAGS = _L4_XCHG_REGS_SET_FLAGS,
+  HURD_EXREGS_SET_USER_HANDLE = _L4_XCHG_REGS_SET_USER_HANDLE,
+  HURD_EXREGS_SET_REGS = (HURD_EXREGS_SET_ASPACE
+			  | HURD_EXREGS_SET_ACTIVITY
+			  | HURD_EXREGS_SET_SP
+			  | HURD_EXREGS_SET_IP
+			  | HURD_EXREGS_SET_SP_IP
+			  | HURD_EXREGS_SET_EFLAGS
+			  | HURD_EXREGS_SET_USER_HANDLE),
+
+  HURD_EXREGS_GET_REGS = _L4_XCHG_REGS_DELIVER,
+
+  HURD_EXREGS_START = _L4_XCHG_REGS_SET_HALT,
+  HURD_EXREGS_STOP = _L4_XCHG_REGS_SET_HALT | _L4_XCHG_REGS_HALT,
+
+  HURD_EXREGS_ABORT_SEND = _L4_XCHG_REGS_CANCEL_SEND,
+  HURD_EXREGS_ABORT_RECEIVE = _L4_XCHG_REGS_CANCEL_RECV,
+  HURD_EXREGS_ABORT_IPC = HURD_EXREGS_ABORT_SEND | _L4_XCHG_REGS_CANCEL_RECV,
+};
+
+#define RPC_STUB_PREFIX rm
+#define RPC_ID_PREFIX RM
+#undef RPC_TARGET_NEED_ARG
+#define RPC_TARGET \
+  ({ \
+    extern struct hurd_startup_data *__hurd_startup_data; \
+    __hurd_startup_data->rm; \
+  })
+
+#include <hurd/rpc.h>
+
+/* l4_exregs wrapper.  */
+RPC11_4 (thread_exregs, addr_t, principal, addr_t, thread,
+	 l4_word_t, control, addr_t, aspace, addr_t, activity,
+	 l4_word_t, sp, l4_word_t, ip, l4_word_t, eflags,
+	 l4_word_t, user_handler, 
+	 addr_t, aspace_out, addr_t, activity_out,
+	 l4_word_t *, sp_out, l4_word_t *, ip_out, l4_word_t *, eflags_out,
+	 l4_word_t *, user_handler_out)
+     
+#undef RPC_STUB_PREFIX
+#undef RPC_ID_PREFIX
+#undef RPC_TARGET
+
+#endif