From 451e41c6e957cdcb97e0a041e0d7a97ed99f1ecc Mon Sep 17 00:00:00 2001
From: Nathan Binkert <binkertn@umich.edu>
Date: Wed, 29 Jun 2005 22:16:40 -0400
Subject: [PATCH 1/4] Fix uninitialized variables in ide controller

dev/ide_ctrl.cc:
    Initialize variables to zero to avoid uninitialized usage.

--HG--
extra : convert_revision : 98fd0bfc2b7530938c6ab3a55345d0e594098238
---
 dev/ide_ctrl.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/dev/ide_ctrl.cc b/dev/ide_ctrl.cc
index 0037e06e0..785f18ae8 100644
--- a/dev/ide_ctrl.cc
+++ b/dev/ide_ctrl.cc
@@ -103,6 +103,8 @@ IdeController::IdeController(Params *p)
 
     // setup the disks attached to controller
     memset(disks, 0, sizeof(IdeDisk *) * 4);
+    dev[0] = 0;
+    dev[1] = 0;
 
     if (params()->disks.size() > 3)
         panic("IDE controllers support a maximum of 4 devices attached!\n");

From ec1f689d0db9e1839e1b5a8f67f12d19f56c85e3 Mon Sep 17 00:00:00 2001
From: Nathan Binkert <binkertn@umich.edu>
Date: Wed, 29 Jun 2005 22:20:38 -0400
Subject: [PATCH 2/4] Easier remote debugging at boot time.

sim/system.cc:
    Add a global variable that will tell the remote debugger to
    wait when a given CPU is is registered.

--HG--
extra : convert_revision : a093c9331daa675d4b59a321e53a5da6ea292c40
---
 sim/system.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/sim/system.cc b/sim/system.cc
index 6f7d53f6b..47ffc4b01 100644
--- a/sim/system.cc
+++ b/sim/system.cc
@@ -203,6 +203,8 @@ System::breakpoint()
     return remoteGDB[0]->trap(ALPHA_KENTRY_INT);
 }
 
+int rgdb_wait = -1;
+
 int
 System::registerExecContext(ExecContext *xc, int id)
 {
@@ -229,7 +231,8 @@ System::registerExecContext(ExecContext *xc, int id)
      * Uncommenting this line waits for a remote debugger to connect
      * to the simulator before continuing.
      */
-    //gdbl->accept();
+    if (rgdb_wait != -1 && rgdb_wait == id)
+        gdbl->accept();
 
     if (remoteGDB.size() <= id) {
         remoteGDB.resize(id + 1);

From 5107b3bc83b5e5f4acbb7113843f942b14346ac2 Mon Sep 17 00:00:00 2001
From: Steve Reinhardt <stever@eecs.umich.edu>
Date: Thu, 30 Jun 2005 00:42:27 -0400
Subject: [PATCH 3/4] Fixes for cygwin compile.

dev/ide_atareg.h:
    Need endian.h for LITTLE_ENDIAN.
sim/syscall_emul.hh:
    Need to include sys/fcntl.h to get O_BINARY.

--HG--
extra : convert_revision : 606f9506dc483f3952dcc65b8ba25c28001f2c43
---
 dev/ide_atareg.h    | 7 +++++++
 sim/syscall_emul.hh | 3 +++
 2 files changed, 10 insertions(+)

diff --git a/dev/ide_atareg.h b/dev/ide_atareg.h
index a3a2bd604..5320529c8 100644
--- a/dev/ide_atareg.h
+++ b/dev/ide_atareg.h
@@ -33,7 +33,14 @@
 #ifndef _DEV_ATA_ATAREG_H_
 #define _DEV_ATA_ATAREG_H_
 
+#if defined(linux)
+#include <endian.h>
+#else
+#include <machine/endian.h>
+#endif
+
 #define ATA_BYTE_ORDER LITTLE_ENDIAN
+
 /*
  * Drive parameter structure for ATA/ATAPI.
  * Bit fields: WDC_* : common to ATA/ATAPI
diff --git a/sim/syscall_emul.hh b/sim/syscall_emul.hh
index 417531cc3..d061f868e 100644
--- a/sim/syscall_emul.hh
+++ b/sim/syscall_emul.hh
@@ -37,6 +37,9 @@
 
 #include <errno.h>
 #include <string>
+#ifdef __CYGWIN32__
+#include <sys/fcntl.h>	// for O_BINARY
+#endif
 
 #include "base/intmath.hh"	// for RoundUp
 #include "mem/functional/functional.hh"