Author: mmel
Date: Tue Feb  2 10:50:32 2016
New Revision: 295145
URL: https://svnweb.freebsd.org/changeset/base/295145

Log:
  ARM: Remove last unused function, cpu_flush_prefetchbuf(),
  from cpu_functions table.

Modified:
  head/sys/arm/arm/cpufunc.c
  head/sys/arm/arm/cpufunc_asm_arm11x6.S
  head/sys/arm/arm/cpufunc_asm_fa526.S
  head/sys/arm/include/cpufunc.h

Modified: head/sys/arm/arm/cpufunc.c
==============================================================================
--- head/sys/arm/arm/cpufunc.c  Tue Feb  2 10:39:18 2016        (r295144)
+++ head/sys/arm/arm/cpufunc.c  Tue Feb  2 10:50:32 2016        (r295145)
@@ -140,7 +140,6 @@ struct cpu_functions arm9_cpufuncs = {
 
        /* Other functions */
 
-       cpufunc_nullop,                 /* flush_prefetchbuf    */
        armv4_drain_writebuf,           /* drain_writebuf       */
 
        (void *)cpufunc_nullop,         /* sleep                */
@@ -194,7 +193,6 @@ struct cpu_functions armv5_ec_cpufuncs =
 
        /* Other functions */
 
-       cpufunc_nullop,                 /* flush_prefetchbuf    */
        armv4_drain_writebuf,           /* drain_writebuf       */
 
        (void *)cpufunc_nullop,         /* sleep                */
@@ -246,7 +244,6 @@ struct cpu_functions sheeva_cpufuncs = {
 
        /* Other functions */
 
-       cpufunc_nullop,                 /* flush_prefetchbuf    */
        armv4_drain_writebuf,           /* drain_writebuf       */
 
        sheeva_cpu_sleep,               /* sleep                */
@@ -298,7 +295,6 @@ struct cpu_functions pj4bv7_cpufuncs = {
 
        /* Other functions */
 
-       cpufunc_nullop,                 /* flush_prefetchbuf    */
        armv7_drain_writebuf,           /* drain_writebuf       */
 
        (void *)cpufunc_nullop,         /* sleep                */
@@ -352,7 +348,6 @@ struct cpu_functions xscale_cpufuncs = {
 
        /* Other functions */
 
-       cpufunc_nullop,                 /* flush_prefetchbuf    */
        armv4_drain_writebuf,           /* drain_writebuf       */
 
        xscale_cpu_sleep,               /* sleep                */
@@ -406,7 +401,6 @@ struct cpu_functions xscalec3_cpufuncs =
 
        /* Other functions */
 
-       cpufunc_nullop,                 /* flush_prefetchbuf    */
        armv4_drain_writebuf,           /* drain_writebuf       */
 
        xscale_cpu_sleep,               /* sleep                */
@@ -459,7 +453,6 @@ struct cpu_functions fa526_cpufuncs = {
 
        /* Other functions */
 
-       fa526_flush_prefetchbuf,        /* flush_prefetchbuf    */
        armv4_drain_writebuf,           /* drain_writebuf       */
 
        fa526_cpu_sleep,                /* sleep                */
@@ -513,7 +506,6 @@ struct cpu_functions arm1176_cpufuncs = 
 
        /* Other functions */
 
-       arm11x6_flush_prefetchbuf,      /* flush_prefetchbuf    */
        arm11_drain_writebuf,           /* drain_writebuf       */
 
        arm11x6_sleep,                  /* sleep                */
@@ -574,7 +566,6 @@ struct cpu_functions cortexa_cpufuncs = 
 
        /* Other functions */
 
-       cpufunc_nullop,                 /* flush_prefetchbuf    */
        armv7_drain_writebuf,           /* drain_writebuf       */
 
        armv7_cpu_sleep,                /* sleep                */

Modified: head/sys/arm/arm/cpufunc_asm_arm11x6.S
==============================================================================
--- head/sys/arm/arm/cpufunc_asm_arm11x6.S      Tue Feb  2 10:39:18 2016        
(r295144)
+++ head/sys/arm/arm/cpufunc_asm_arm11x6.S      Tue Feb  2 10:50:32 2016        
(r295145)
@@ -138,11 +138,6 @@ ENTRY_NP(arm11x6_icache_sync_all)
        RET
 END(arm11x6_icache_sync_all)
 
-ENTRY_NP(arm11x6_flush_prefetchbuf)
-       mcr     p15, 0, r0, c7, c5, 4   /* Flush Prefetch Buffer */
-       RET
-END(arm11x6_flush_prefetchbuf)
-
 ENTRY_NP(arm11x6_icache_sync_range)
        add     r1, r1, r0
        sub     r1, r1, #1

Modified: head/sys/arm/arm/cpufunc_asm_fa526.S
==============================================================================
--- head/sys/arm/arm/cpufunc_asm_fa526.S        Tue Feb  2 10:39:18 2016        
(r295144)
+++ head/sys/arm/arm/cpufunc_asm_fa526.S        Tue Feb  2 10:50:32 2016        
(r295145)
@@ -72,12 +72,6 @@ ENTRY(fa526_cpu_sleep)
        mov     pc, lr
 END(fa526_cpu_sleep)
 
-ENTRY(fa526_flush_prefetchbuf)
-       mov     r0, #0
-       mcr     p15, 0, r0, c7, c5, 4   /* Pre-fetch flush */
-       mov     pc, lr
-END(fa526_flush_prefetchbuf)
-
 /*
  * Cache functions
  */

Modified: head/sys/arm/include/cpufunc.h
==============================================================================
--- head/sys/arm/include/cpufunc.h      Tue Feb  2 10:39:18 2016        
(r295144)
+++ head/sys/arm/include/cpufunc.h      Tue Feb  2 10:50:32 2016        
(r295145)
@@ -149,7 +149,6 @@ struct cpu_functions {
 
        /* Other functions */
 
-       void    (*cf_flush_prefetchbuf) (void);
        void    (*cf_drain_writebuf)    (void);
 
        void    (*cf_sleep)             (int mode);
@@ -191,7 +190,6 @@ extern u_int cputype;
 #define cpu_l2cache_wbinv_range(a, s) cpufuncs.cf_l2cache_wbinv_range((a), (s))
 #define cpu_l2cache_drain_writebuf() cpufuncs.cf_l2cache_drain_writebuf()
 
-#define        cpu_flush_prefetchbuf() cpufuncs.cf_flush_prefetchbuf()
 #define        cpu_drain_writebuf()    cpufuncs.cf_drain_writebuf()
 #define cpu_sleep(m)           cpufuncs.cf_sleep(m)
 
@@ -215,7 +213,6 @@ void        fa526_setttb            (u_int ttb);
 void   fa526_context_switch    (void);
 void   fa526_cpu_sleep         (int);
 void   fa526_tlb_flushID_SE    (u_int);
-void   fa526_flush_prefetchbuf (void);
 
 void   fa526_icache_sync_all   (void);
 void   fa526_icache_sync_range(vm_offset_t start, vm_size_t end);
@@ -327,7 +324,6 @@ void    arm11x6_setttb                  
 void    arm11x6_idcache_wbinv_all       (void);
 void    arm11x6_dcache_wbinv_all        (void);
 void    arm11x6_icache_sync_all         (void);
-void    arm11x6_flush_prefetchbuf       (void);
 void    arm11x6_icache_sync_range       (vm_offset_t, vm_size_t);
 void    arm11x6_idcache_wbinv_range     (vm_offset_t, vm_size_t);
 void    arm11x6_setup                   (void);
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