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authorMike Frysinger <vapier@gentoo.org>2011-05-29 23:12:51 -0400
committerMike Frysinger <vapier@gentoo.org>2011-07-23 01:10:43 -0400
commitfb1d9be5967fff0a3c93b06304fd992e3c438b7f (patch)
tree0c1c8a2fe6ad2b9c52bdc4a58e0f396058dc75c3 /arch/blackfin/include
parent072a5cff2fcaa4648c98bea6d549fac7ee4174fe (diff)
downloadlinux-fb1d9be5967fff0a3c93b06304fd992e3c438b7f.tar.bz2
Blackfin: optimize double fault boot checking
This moves the double fault data used at boot time into a single struct which can then easily be addressed with indexed loads rather than having to explicitly load multiple addresses. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin/include')
-rw-r--r--arch/blackfin/include/asm/pda.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/blackfin/include/asm/pda.h b/arch/blackfin/include/asm/pda.h
index d49bb261d9b7..28c2498c9c98 100644
--- a/arch/blackfin/include/asm/pda.h
+++ b/arch/blackfin/include/asm/pda.h
@@ -54,6 +54,16 @@ struct blackfin_pda { /* Per-processor Data Area */
#endif
};
+struct blackfin_initial_pda {
+ void *retx;
+#ifdef CONFIG_DEBUG_DOUBLEFAULT
+ void *dcplb_doublefault_addr;
+ void *icplb_doublefault_addr;
+ void *retx_doublefault;
+ unsigned seqstat_doublefault;
+#endif
+};
+
extern struct blackfin_pda cpu_pda[];
#endif /* __ASSEMBLY__ */