rename AlphaConsole to AlphaBackdoor

[gem5.git] / src / dev / platform.cc

diff --git a/src/dev/platform.cc b/src/dev/platform.cc
index 9d10e08285b2182f150594dea489864cc02b1ac8..2b51a6245b84978ad849c414c8d9043d655212f6 100644 (file)
--- a/src/dev/platform.cc
+++ b/src/dev/platform.cc
@@ -24,17 +24,20 @@
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Authors: Ali Saidi
+ *          Nathan Binkert
  */
 
+#include "base/misc.hh"
 #include "dev/platform.hh"
-#include "sim/builder.hh"
 #include "sim/sim_exit.hh"
 
 using namespace std;
 using namespace TheISA;
 
-Platform::Platform(const string &name, IntrControl *intctrl)
-    : SimObject(name), intrctrl(intctrl)
+Platform::Platform(const Params *p)
+    : SimObject(p), intrctrl(p->intrctrl)
 {
 }
 
@@ -58,7 +61,20 @@ Addr
 Platform::pciToDma(Addr pciAddr) const
 {
    panic("No PCI dma support in platform.");
+   M5_DUMMY_RETURN
 }
 
-DEFINE_SIM_OBJECT_CLASS_NAME("Platform", Platform)
+void
+Platform::registerPciDevice(uint8_t bus, uint8_t dev, uint8_t func, uint8_t intr)
+{
+    uint32_t bdf = bus << 16 | dev << 8 | func << 0;
+    if (pciDevices.find(bdf) != pciDevices.end())
+        fatal("Two PCI devices have same bus:device:function\n");
+
+    if (intLines.test(intr))
+        fatal("Two PCI devices have same interrupt line: %d\n", intr);
+
+    pciDevices.insert(bdf);
 
+    intLines.set(intr);
+}