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-rw-r--r--include/asm-ia64/sn/sn_sal.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/include/asm-ia64/sn/sn_sal.h b/include/asm-ia64/sn/sn_sal.h
index 3f7564dc0aa..2a8b0d92a5d 100644
--- a/include/asm-ia64/sn/sn_sal.h
+++ b/include/asm-ia64/sn/sn_sal.h
@@ -56,6 +56,7 @@
#define SN_SAL_BUS_CONFIG 0x02000037
#define SN_SAL_SYS_SERIAL_GET 0x02000038
#define SN_SAL_PARTITION_SERIAL_GET 0x02000039
+#define SN_SAL_SYSCTL_PARTITION_GET 0x0200003a
#define SN_SAL_SYSTEM_POWER_DOWN 0x0200003b
#define SN_SAL_GET_MASTER_BASEIO_NASID 0x0200003c
#define SN_SAL_COHERENCE 0x0200003d
@@ -581,6 +582,21 @@ sn_partition_serial_number_val(void) {
}
/*
+ * Returns the partition id of the nasid passed in as an argument,
+ * or INVALID_PARTID if the partition id cannot be retrieved.
+ */
+static inline partid_t
+ia64_sn_sysctl_partition_get(nasid_t nasid)
+{
+ struct ia64_sal_retval ret_stuff;
+ SAL_CALL(ret_stuff, SN_SAL_SYSCTL_PARTITION_GET, nasid,
+ 0, 0, 0, 0, 0, 0);
+ if (ret_stuff.status != 0)
+ return -1;
+ return ((partid_t)ret_stuff.v0);
+}
+
+/*
* Returns the physical address of the partition's reserved page through
* an iterative number of calls.
*
@@ -1018,6 +1034,24 @@ ia64_sn_get_sn_info(int fc, u8 *shubtype, u16 *nasid_bitmask, u8 *nasid_shift,
ret_stuff.v2 = 0;
SAL_CALL_NOLOCK(ret_stuff, SN_SAL_GET_SN_INFO, fc, 0, 0, 0, 0, 0, 0);
+/***** BEGIN HACK - temp til old proms no longer supported ********/
+ if (ret_stuff.status == SALRET_NOT_IMPLEMENTED) {
+ int nasid = get_sapicid() & 0xfff;;
+#define SH_SHUB_ID_NODES_PER_BIT_MASK 0x001f000000000000UL
+#define SH_SHUB_ID_NODES_PER_BIT_SHFT 48
+ if (shubtype) *shubtype = 0;
+ if (nasid_bitmask) *nasid_bitmask = 0x7ff;
+ if (nasid_shift) *nasid_shift = 38;
+ if (systemsize) *systemsize = 10;
+ if (sharing_domain_size) *sharing_domain_size = 8;
+ if (partid) *partid = ia64_sn_sysctl_partition_get(nasid);
+ if (coher) *coher = nasid >> 9;
+ if (reg) *reg = (HUB_L((u64 *) LOCAL_MMR_ADDR(SH1_SHUB_ID)) & SH_SHUB_ID_NODES_PER_BIT_MASK) >>
+ SH_SHUB_ID_NODES_PER_BIT_SHFT;
+ return 0;
+ }
+/***** END HACK *******/
+
if (ret_stuff.status < 0)
return ret_stuff.status;