Pull altix-fpga-reset into release branch
[sfrench/cifs-2.6.git] / include / asm-ia64 / sn / sn_sal.h
index fea35b33d4e485f835cbfd678121f053f4a925f2..34f3127e44161ccf1ebbb93be06b99bdfa7a8475 100644 (file)
@@ -47,6 +47,7 @@
 #define  SN_SAL_CONSOLE_PUTB                      0x02000028
 #define  SN_SAL_CONSOLE_XMIT_CHARS                0x0200002a
 #define  SN_SAL_CONSOLE_READC                     0x0200002b
+#define  SN_SAL_SYSCTL_OP                         0x02000030
 #define  SN_SAL_SYSCTL_MODID_GET                  0x02000031
 #define  SN_SAL_SYSCTL_GET                         0x02000032
 #define  SN_SAL_SYSCTL_IOBRICK_MODULE_GET          0x02000033
 #define SAL_INTR_ALLOC         1
 #define SAL_INTR_FREE          2
 
+/*
+ * operations available on the generic SN_SAL_SYSCTL_OP
+ * runtime service
+ */
+#define SAL_SYSCTL_OP_IOBOARD          0x0001  /*  retrieve board type */
+#define SAL_SYSCTL_OP_TIO_JLCK_RST      0x0002  /* issue TIO clock reset */
+
 /*
  * IRouter (i.e. generalized system controller) operations
  */
@@ -873,6 +881,41 @@ ia64_sn_sysctl_event_init(nasid_t nasid)
         return (int) rv.v0;
 }
 
+/*
+ * Ask the system controller on the specified nasid to reset
+ * the CX corelet clock.  Only valid on TIO nodes.
+ */
+static inline int
+ia64_sn_sysctl_tio_clock_reset(nasid_t nasid)
+{
+       struct ia64_sal_retval rv;
+       SAL_CALL_REENTRANT(rv, SN_SAL_SYSCTL_OP, SAL_SYSCTL_OP_TIO_JLCK_RST,
+                       nasid, 0, 0, 0, 0, 0);
+       if (rv.status != 0)
+               return (int)rv.status;
+       if (rv.v0 != 0)
+               return (int)rv.v0;
+
+       return 0;
+}
+
+/*
+ * Get the associated ioboard type for a given nasid.
+ */
+static inline int
+ia64_sn_sysctl_ioboard_get(nasid_t nasid)
+{
+        struct ia64_sal_retval rv;
+        SAL_CALL_REENTRANT(rv, SN_SAL_SYSCTL_OP, SAL_SYSCTL_OP_IOBOARD,
+                        nasid, 0, 0, 0, 0, 0);
+        if (rv.v0 != 0)
+                return (int)rv.v0;
+        if (rv.v1 != 0)
+                return (int)rv.v1;
+
+        return 0;
+}
+
 /**
  * ia64_sn_get_fit_compt - read a FIT entry from the PROM header
  * @nasid: NASID of node to read