1 files changed, 85 insertions, 0 deletions
diff --git a/sim/txvu/vu1.c b/sim/txvu/vu1.c
new file mode 100644
index 0000000..049edd3
--- /dev/null
+++ b/sim/txvu/vu1.c
@@ -0,0 +1,85 @@
+/*  Copyright (C) 1998, Cygnus Solutions
+
+    */
+
+#include "sim-main.h"
+
+#include "device.h"
+#include "vu1.h"
+
+static char vu1_mem0_buffer[VU1_MEM0_SIZE];
+static char vu1_mem1_buffer[VU1_MEM1_SIZE];
+
+int
+vu1_io_read_buffer(device *me,
+                      void *dest,
+                      int space,
+                      address_word addr,
+                      unsigned nr_bytes,
+                      sim_cpu *processor,
+                      sim_cia cia)
+{
+	printf("%s: Read!\n", me->name);
+
+printf("    vu1_mem0[0] = %d\n", *(int*)&vu1_mem0_buffer[0]);
+printf("    vu1_mem1[0] = %d\n", *(int*)&vu1_mem1_buffer[0]);
+
+	return nr_bytes;
+}
+
+int
+vu1_io_write_buffer(device *me,
+                    const void *source,
+                    int space,
+                    address_word addr,
+                    unsigned nr_bytes,
+                    sim_cpu *processor,
+                    sim_cia cia)
+{
+	printf("%s: Write!\n", me->name);
+	return nr_bytes;
+}
+
+device vu1_device = 
+  { 
+    "vu1", 
+    &vu1_io_read_buffer,
+    &vu1_io_write_buffer 
+  };
+
+void 
+vu1_attach(SIM_DESC sd) 
+{
+  sim_core_attach (sd,
+		   NULL,
+                   0 /*level*/,
+                   access_read_write,
+                   0 /*space ???*/,
+                   VU1_REGISTER_WINDOW_START,
+                   VU1_REGISTER_WINDOW_SIZE /*nr_bytes*/,
+                   0 /*modulo*/,
+                   &vu1_device,
+                   NULL /*buffer*/);
+
+  sim_core_attach (sd,
+		   NULL,
+                   0 /*level*/,
+                   access_read_write,
+                   0 /*space ???*/,
+                   VU1_MEM0_WINDOW_START,
+                   VU1_MEM0_SIZE /*nr_bytes*/,
+                   0 /*modulo*/,
+                   0 /*device*/,
+                   &vu1_mem0_buffer /*buffer*/);
+
+  sim_core_attach (sd,
+		   NULL,
+                   0 /*level*/,
+                   access_read_write,
+                   0 /*space ???*/,
+                   VU1_MEM1_WINDOW_START,
+                   VU1_MEM1_SIZE /*nr_bytes*/,
+                   0 /*modulo*/,
+                   0 /*device*/,
+                   &vu1_mem1_buffer /*buffer*/);
+}