ETRAX: Add NMI support to the watchdog and the interrupt controller.

* Add NMI and GURU exceptions to teh interrupt controller.
* Teach the watchdog timer to signal an NMI before reseting the chip.
* Add etraxfs.h to hold api for etrax device models.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4720 c046a42c-6fe2-441c-8c8c-71466251a162

1 files changed, 42 insertions, 0 deletions

diff --git a/hw/etraxfs.h b/hw/etraxfs.h
new file mode 100644
index 0000000000..0c9fdbb608
--- /dev/null
+++ b/hw/etraxfs.h
@@ -0,0 +1,42 @@
+/*
+ * QEMU ETRAX System Emulator
+ *
+ * Copyright (c) 2008 Edgar E. Iglesias, Axis Communications AB.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "etraxfs_dma.h"
+
+struct etraxfs_pic
+{
+    qemu_irq *irq;
+    qemu_irq *nmi;
+    qemu_irq *guru;
+
+    void *internal;
+};
+
+struct etraxfs_pic *etraxfs_pic_init(CPUState *env, target_phys_addr_t base);
+void etraxfs_timer_init(CPUState *env, qemu_irq *irqs, qemu_irq *nmi,
+                        target_phys_addr_t base);
+void *etraxfs_eth_init(NICInfo *nd, CPUState *env,
+                       qemu_irq *irq, target_phys_addr_t base);
+void etraxfs_ser_init(CPUState *env, qemu_irq *irq, CharDriverState *chr,
+                      target_phys_addr_t base);