svn commit: r336831 - head/sys/arm/arm

[Andrew Turner]

Author: andrew
Date: Sat Jul 28 12:53:10 2018
New Revision: 336831
URL: https://svnweb.freebsd.org/changeset/base/336831

Log:
  Remove some write only global values from the arm cpufunc code.

Modified:
  head/sys/arm/arm/cpufunc.c

Modified: head/sys/arm/arm/cpufunc.c
==============================================================================
--- head/sys/arm/arm/cpufunc.c	Sat Jul 28 12:52:03 2018	(r336830)
+++ head/sys/arm/arm/cpufunc.c	Sat Jul 28 12:53:10 2018	(r336831)
@@ -268,11 +268,6 @@ u_int cpu_reset_needs_v4_MMU_disable;	/* flag used in 
   defined(CPU_MV_PJ4B) ||			\
   defined(CPU_CORTEXA) || defined(CPU_KRAIT)
 
-/* Global cache line sizes, use 32 as default */
-int	arm_dcache_min_line_size = 32;
-int	arm_icache_min_line_size = 32;
-int	arm_idcache_min_line_size = 32;
-
 static void get_cachetype_cp15(void);
 
 /* Additional cache information local to this file.  Log2 of some of the
@@ -304,12 +299,6 @@ get_cachetype_cp15(void)
 		goto out;
 
 	if (CPU_CT_FORMAT(ctype) == CPU_CT_ARMV7) {
-		/* Resolve minimal cache line sizes */
-		arm_dcache_min_line_size = 1 << (CPU_CT_DMINLINE(ctype) + 2);
-		arm_icache_min_line_size = 1 << (CPU_CT_IMINLINE(ctype) + 2);
-		arm_idcache_min_line_size =
-		    min(arm_icache_min_line_size, arm_dcache_min_line_size);
-
 		__asm __volatile("mrc p15, 1, %0, c0, c0, 1"
 		    : "=r" (clevel));
 		arm_cache_level = clevel;