--- /dev/null
+#ifndef PM_SMBUS_H
+#define PM_SMBUS_H
+
+typedef struct PMSMBus {
+ I2CBus *smbus;
+ MemoryRegion io;
+
+ uint8_t smb_stat;
+ uint8_t smb_ctl;
+ uint8_t smb_cmd;
+ uint8_t smb_addr;
+ uint8_t smb_data0;
+ uint8_t smb_data1;
+ uint8_t smb_data[32];
+ uint8_t smb_index;
+} PMSMBus;
+
+void pm_smbus_init(DeviceState *parent, PMSMBus *smb);
+
+#endif /* !PM_SMBUS_H */