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Use `mcxx' from cpuinfo instead of re-consulting the MMU registers

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pk 1997-03-12 15:44:28 +00:00
parent 0d71b22d50
commit 8e4a126035
1 changed files with 4 additions and 5 deletions
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9
sys/arch/sparc/sparc/cache.c
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@ -1,4 +1,4 @@
/* $NetBSD: cache.c,v 1.14 1997/03/11 00:44:02 pk Exp $ */
/* $NetBSD: cache.c,v 1.15 1997/03/12 15:44:28 pk Exp $ */
/*
* Copyright (c) 1996
@ -150,12 +150,11 @@ viking_cache_enable()
CACHEINFO.c_enabled = CACHEINFO.dc_enabled = 1;
/* Now turn on MultiCache if it exists */
if ((lda(SRMMU_PCR, ASI_SRMMU) & SRMMU_PCR_MB) == 0
&& CACHEINFO.ec_totalsize > 0) {
if (cpuinfo.mxcc && CACHEINFO.ec_totalsize > 0) {
/* Multicache controller */
stda(MXCC_ENABLE_ADDR, ASI_CONTROL,
ldda(MXCC_ENABLE_ADDR, ASI_CONTROL) |
(u_int64_t)MXCC_ENABLE_BIT);
ldda(MXCC_ENABLE_ADDR, ASI_CONTROL) |
(u_int64_t)MXCC_ENABLE_BIT);
CACHEINFO.ec_enabled = 1;
}
printf("cache enabled\n");