[IS64-SGI] Set Altix error handling features

The 2.6 kernel has CPE error thresholding.
This patch lets SAL know of this error handling feature.
The changes are SN specific.

Signed-off-by: Russ Anderson (rja@sgi.com)
Signed-off-by: Tony Luck <tony.luck@intel.com>

diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c
index 4fb4498..e64cb81 100644 (file)
--- a/arch/ia64/sn/kernel/setup.c
+++ b/arch/ia64/sn/kernel/setup.c
@@ -271,6 +271,8 @@ void __init sn_setup(char **cmdline_p)
        int major = sn_sal_rev_major(), minor = sn_sal_rev_minor();
        extern void sn_cpu_init(void);
 
+       ia64_sn_plat_set_error_handling_features();
+
        /*
         * If the generic code has enabled vga console support - lets
         * get rid of it again. This is a kludge for the fact that ACPI

diff --git a/include/asm-ia64/sn/sn_sal.h b/include/asm-ia64/sn/sn_sal.h
index 94cc539..eb0395a 100644 (file)
--- a/include/asm-ia64/sn/sn_sal.h
+++ b/include/asm-ia64/sn/sn_sal.h
@@ -115,6 +115,13 @@
 #define SAL_IROUTER_INTR_XMIT  SAL_CONSOLE_INTR_XMIT
 #define SAL_IROUTER_INTR_RECV  SAL_CONSOLE_INTR_RECV
 
+/*
+ * 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_MFR_OVERRIDE              0x4
+#define SAL_ERR_FEAT_SBE_THRESHOLD             0xffff0000
 
 /*
  * SAL Error Codes
@@ -341,6 +348,25 @@ ia64_sn_plat_cpei_handler(void)
        return ret_stuff.status;
 }
 
+/*
+ * Set Error Handling Features
+ */
+static inline u64
+ia64_sn_plat_set_error_handling_features(void)
+{
+       struct ia64_sal_retval ret_stuff;
+
+       ret_stuff.status = 0;
+       ret_stuff.v0 = 0;
+       ret_stuff.v1 = 0;
+       ret_stuff.v2 = 0;
+       SAL_CALL_REENTRANT(ret_stuff, SN_SAL_SET_ERROR_HANDLING_FEATURES,
+               (SAL_ERR_FEAT_MCA_SLV_TO_OS_INIT_SLV | SAL_ERR_FEAT_LOG_SBES),
+               0, 0, 0, 0, 0, 0);
+
+       return ret_stuff.status;
+}
+
 /*
  * Checks for console input.
  */