Remove ioport.h; disperse its contents to other header files.

Move the inb(), insb(), etc. code from ioport.h to x86.h.  Move the
PORT_* definitions to their appropriate hardware files.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
diff --git a/src/fw/paravirt.h b/src/fw/paravirt.h
index fce5af9..69d7248 100644
--- a/src/fw/paravirt.h
+++ b/src/fw/paravirt.h
@@ -24,6 +24,15 @@
     return CONFIG_QEMU && GET_GLOBAL(PlatformRunningOn) & PF_KVM;
 }
 
+// Common paravirt ports.
+#define PORT_SMI_CMD           0x00b2
+#define PORT_SMI_STATUS        0x00b3
+#define PORT_QEMU_CFG_CTL      0x0510
+#define PORT_QEMU_CFG_DATA     0x0511
+#define PORT_ACPI_PM_BASE      0xb000
+#define PORT_SMB_BASE          0xb100
+#define PORT_BIOS_APM          0x8900
+
 void qemu_preinit(void);
 void qemu_platform_setup(void);
 void qemu_cfg_init(void);