DM: change 32-bit mmio limit to 3.5G
the VM 32-bit mmio window is 2G~3.5G
#define PCI_BDF(b, d, f) (((b & 0xFF) << 8) | ((d & 0x1F) << 3) | ((f & 0x7)))
#define PCI_EMUL_MEMBASE32 0x80000000UL /* 2GB */
-#define PCI_EMUL_MEMLIMIT32 0xC0000000UL /* 3GB */
+#define PCI_EMUL_MEMLIMIT32 0xE0000000UL /* 3.5GB */
#define PCI_EMUL_ECFG_BASE 0xE0000000UL /* 3.5GB */
