+enum tpm_addr {
+ TPM_SUPERIO_ADDR = 0x2E,
+ TPM_ADDR = 0x4E,
+};
+
+extern ssize_t tpm_show_pubek(struct device *, struct device_attribute *attr,
+ char *);
+extern ssize_t tpm_show_pcrs(struct device *, struct device_attribute *attr,
+ char *);
+extern ssize_t tpm_show_caps(struct device *, struct device_attribute *attr,
+ char *);
+extern ssize_t tpm_store_cancel(struct device *, struct device_attribute *attr,
+ const char *, size_t);