#define SN_SAL_BTE_RECOVER 0x02000061
#define SN_SAL_IOIF_GET_PCI_TOPOLOGY 0x02000062
+#define SN_SAL_GET_PROM_FEATURE_SET 0x02000065
+#define SN_SAL_SET_OS_FEATURE_SET 0x02000066
+
/*
* Service-specific constants
*/
/*
* Error Handling Features
*/
-#define SAL_ERR_FEAT_MCA_SLV_TO_OS_INIT_SLV 0x1
-#define SAL_ERR_FEAT_LOG_SBES 0x2
+#define SAL_ERR_FEAT_MCA_SLV_TO_OS_INIT_SLV 0x1 // obsolete
+#define SAL_ERR_FEAT_LOG_SBES 0x2 // obsolete
#define SAL_ERR_FEAT_MFR_OVERRIDE 0x4
#define SAL_ERR_FEAT_SBE_THRESHOLD 0xffff0000
#define SALRET_INVALID_ARG (-2)
#define SALRET_ERROR (-3)
+#define SN_SAL_FAKE_PROM 0x02009999
/**
- * sn_sal_rev_major - get the major SGI SAL revision number
- *
- * The SGI PROM stores its version in sal_[ab]_rev_(major|minor).
- * This routine simply extracts the major value from the
- * @ia64_sal_systab structure constructed by ia64_sal_init().
- */
-static inline int
-sn_sal_rev_major(void)
+ * sn_sal_revision - get the SGI SAL revision number
+ *
+ * The SGI PROM stores its version in the sal_[ab]_rev_(major|minor).
+ * This routine simply extracts the major and minor values and
+ * presents them in a u32 format.
+ *
+ * For example, version 4.05 would be represented at 0x0405.
+ */
+static inline u32
+sn_sal_rev(void)
{
struct ia64_sal_systab *systab = efi.sal_systab;
- return (int)systab->sal_b_rev_major;
-}
-
-/**
- * sn_sal_rev_minor - get the minor SGI SAL revision number
- *
- * The SGI PROM stores its version in sal_[ab]_rev_(major|minor).
- * This routine simply extracts the minor value from the
- * @ia64_sal_systab structure constructed by ia64_sal_init().
- */
-static inline int
-sn_sal_rev_minor(void)
-{
- struct ia64_sal_systab *systab = efi.sal_systab;
-
- return (int)systab->sal_b_rev_minor;
+ return (u32)(systab->sal_b_rev_major << 8 | systab->sal_b_rev_minor);
}
-/*
- * Specify the minimum PROM revsion required for this kernel.
- * Note that they're stored in hex format...
- */
-#define SN_SAL_MIN_MAJOR 0x4 /* SN2 kernels need at least PROM 4.0 */
-#define SN_SAL_MIN_MINOR 0x0
-
/*
* Returns the master console nasid, if the call fails, return an illegal
* value.
}
/*
- * Set Error Handling Features
+ * Set Error Handling Features (Obsolete)
*/
static inline u64
ia64_sn_plat_set_error_handling_features(void)
return (int) rv.status;
}
+static inline int
+ia64_sn_is_fake_prom(void)
+{
+ struct ia64_sal_retval rv;
+ SAL_CALL_NOLOCK(rv, SN_SAL_FAKE_PROM, 0, 0, 0, 0, 0, 0, 0);
+ return (rv.status == 0);
+}
+
+static inline int
+ia64_sn_get_prom_feature_set(int set, unsigned long *feature_set)
+{
+ struct ia64_sal_retval rv;
+
+ SAL_CALL_NOLOCK(rv, SN_SAL_GET_PROM_FEATURE_SET, set, 0, 0, 0, 0, 0, 0);
+ if (rv.status != 0)
+ return rv.status;
+ *feature_set = rv.v0;
+ return 0;
+}
+
+static inline int
+ia64_sn_set_os_feature(int feature)
+{
+ struct ia64_sal_retval rv;
+
+ SAL_CALL_NOLOCK(rv, SN_SAL_SET_OS_FEATURE_SET, feature, 0, 0, 0, 0, 0, 0);
+ return rv.status;
+}
+
#endif /* _ASM_IA64_SN_SN_SAL_H */