[src/trunk]: src/sys/arch/sparc64/sparc64 sp_tlb_flush_*: Avoid run-time chec...

[palle <palle%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/d5e56692674f
branches:  trunk
changeset: 805371:d5e56692674f
user:      palle <palle%NetBSD.org@localhost>
date:      Tue Dec 30 18:29:20 2014 +0000

description:
sp_tlb_flush_*: Avoid run-time check for cpu type/implementation by installing correct function in cache_setup_funcs()

diffstat:

 sys/arch/sparc64/sparc64/cache.c |  34 ++++++++++++++++++++++++++++++++--
 sys/arch/sparc64/sparc64/cache.h |  32 +++-----------------------------
 2 files changed, 35 insertions(+), 31 deletions(-)

diffs (111 lines):

diff -r a63dcaca412d -r d5e56692674f sys/arch/sparc64/sparc64/cache.c
--- a/sys/arch/sparc64/sparc64/cache.c  Tue Dec 30 17:28:52 2014 +0000
+++ b/sys/arch/sparc64/sparc64/cache.c  Tue Dec 30 18:29:20 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: cache.c,v 1.8 2011/06/06 02:49:39 mrg Exp $    */
+/*     $NetBSD: cache.c,v 1.9 2014/12/30 18:29:20 palle Exp $  */
 
 /*
  * Copyright (c) 2011 Matthew R. Green
@@ -35,7 +35,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: cache.c,v 1.8 2011/06/06 02:49:39 mrg Exp $");
+__KERNEL_RCSID(0, "$NetBSD: cache.c,v 1.9 2014/12/30 18:29:20 palle Exp $");
 
 #include "opt_multiprocessor.h"
 
@@ -75,6 +75,24 @@
 void    (*sp_dcache_flush_page)(paddr_t) = dcache_flush_page_us;
 #endif
 
+void   (*sp_tlb_flush_pte)(vaddr_t, int)       = sp_tlb_flush_pte_us;
+void   (*sp_tlb_flush_all)(void)               = sp_tlb_flush_all_us;
+
+static void
+sp_tlb_flush_pte_sun4v(vaddr_t va, int ctx)
+{
+       int64_t hv_rc;
+       hv_rc = hv_mmu_demap_page(va, ctx, MAP_DTLB|MAP_ITLB);
+       if ( hv_rc != H_EOK )
+               panic("hv_mmu_demap_page(%p,%d) failed - rc = %" PRIx64 "\n", (void*)va, ctx, hv_rc);
+}
+
+static void
+sp_tlb_flush_all_sun4v(void)
+{
+       panic("sp_tlb_flush_all_sun4v() not implemented yet");
+}
+
 void
 cache_setup_funcs(void)
 {
@@ -103,4 +121,16 @@
                }
 #endif
        }
+
+       /* Prepare sp_tlb_flush_* functions */
+       if (CPU_ISSUN4V) {
+               sp_tlb_flush_pte = sp_tlb_flush_pte_sun4v;
+               sp_tlb_flush_all = sp_tlb_flush_all_sun4v;
+       } else {
+               if (CPU_IS_USIII_UP() || CPU_IS_SPARC64_V_UP()) {
+                       sp_tlb_flush_pte = sp_tlb_flush_pte_usiii;
+                       sp_tlb_flush_all = sp_tlb_flush_all_usiii;
+               }
+       }
+
 }
diff -r a63dcaca412d -r d5e56692674f sys/arch/sparc64/sparc64/cache.h
--- a/sys/arch/sparc64/sparc64/cache.h  Tue Dec 30 17:28:52 2014 +0000
+++ b/sys/arch/sparc64/sparc64/cache.h  Tue Dec 30 18:29:20 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: cache.h,v 1.26 2014/11/05 13:50:50 nakayama Exp $ */
+/*     $NetBSD: cache.h,v 1.27 2014/12/30 18:29:20 palle Exp $ */
 
 /*
  * Copyright (c) 2011 Matthew R. Green
@@ -118,39 +118,13 @@
 void sp_tlb_flush_all_us(void);
 void sp_tlb_flush_all_usiii(void);
 
-static __inline__ void
-sp_tlb_flush_pte_sun4v(vaddr_t va, int ctx)
-{
-       int64_t hv_rc;
-       hv_rc = hv_mmu_demap_page(va, ctx, MAP_DTLB|MAP_ITLB);
-       if ( hv_rc != H_EOK )
-               panic("hv_mmu_demap_page(%p,%d) failed - rc = %" PRIx64 "\n", (void*)va, ctx, hv_rc);
-}
-
-static __inline__ void
-sp_tlb_flush_pte(vaddr_t va, int ctx)
-{
-       if (CPU_ISSUN4V)
-               sp_tlb_flush_pte_sun4v(va, ctx);
-       else if (CPU_IS_USIII_UP() || CPU_IS_SPARC64_V_UP())
-               sp_tlb_flush_pte_usiii(va, ctx);
-       else
-               sp_tlb_flush_pte_us(va, ctx);
-}
-
-static __inline__ void
-sp_tlb_flush_all(void)
-{
-       if (CPU_IS_USIII_UP() || CPU_IS_SPARC64_V_UP())
-               sp_tlb_flush_all_usiii();
-       else
-               sp_tlb_flush_all_us();
-}
 
 extern void    (*dcache_flush_page)(paddr_t);
 extern void    (*dcache_flush_page_cpuset)(paddr_t, sparc64_cpuset_t);
 extern void    (*blast_dcache)(void);
 extern void    (*blast_icache)(void);
+extern void    (*sp_tlb_flush_pte)(vaddr_t, int);
+extern void    (*sp_tlb_flush_all)(void);
 
 void cache_setup_funcs(void);