intel: add B43 chipset support

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>

src/mesa/drivers/dri/intel/intel_chipset.h

@@ -66,6 +66,7 @@
 #define PCI_CHIP_Q45_G                  0x2E12
 #define PCI_CHIP_G45_G                  0x2E22
 #define PCI_CHIP_G41_G                  0x2E32
+#define PCI_CHIP_B43_G                  0x2E42
 
 #define PCI_CHIP_ILD_G                  0x0042
 #define PCI_CHIP_ILM_G                  0x0046
@@ -83,7 +84,8 @@
 #define IS_G45(devid)           (devid == PCI_CHIP_IGD_E_G || \
                                  devid == PCI_CHIP_Q45_G || \
                                  devid == PCI_CHIP_G45_G || \
-                                 devid == PCI_CHIP_G41_G)
+                                 devid == PCI_CHIP_G41_G || \
+                                 devid == PCI_CHIP_B43_G)
 #define IS_GM45(devid)          (devid == PCI_CHIP_GM45_GM)
 #define IS_G4X(devid)		(IS_G45(devid) || IS_GM45(devid))
 

src/mesa/drivers/dri/intel/intel_context.c

@@ -162,6 +162,9 @@ intelGetString(GLcontext * ctx, GLenum name)
       case PCI_CHIP_G41_G:
          chipset = "Intel(R) G41";
          break;
+      case PCI_CHIP_B43_G:
+         chipset = "Intel(R) B43";
+         break;
       case PCI_CHIP_ILD_G:
          chipset = "Intel(R) IGDNG_D";
          break;