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[MIPS] cpu/mips/cache.S: Add dcache_enable 

Recent bootelf command fixes (017e9b7925,
"allow ports to override bootelf behavior") requires ports to have this
function.

Signed-off-by: Shinya Kuribayashi <skuribay@ruby.dti.ne.jp>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
This commit is contained in:
Shinya Kuribayashi 2008-05-03 13:51:28 +09:00
parent 50f93d30da
commit ea638951ac
1 changed files with 16 additions and 0 deletions
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16
cpu/mips/cache.S
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@ -285,6 +285,22 @@ LEAF(dcache_disable)
jr ra
END(dcache_disable)
/*******************************************************************************
*
* dcache_enable - enable cache
*
* RETURNS: N/A
*
*/
LEAF(dcache_enable)
mfc0 t0, CP0_CONFIG
ori t0, CONF_CM_CMASK
xori t0, CONF_CM_CMASK
ori t0, CONF_CM_CACHABLE_NONCOHERENT
mtc0 t0, CP0_CONFIG
jr ra
END(dcache_enable)
#ifdef CFG_INIT_RAM_LOCK_MIPS
/*******************************************************************************
*