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move ifxmips uboot to package/

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11601 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd
2008-06-28 19:53:41 +00:00
parent e9e6238a63
commit 240bf1625e
82 changed files with 18 additions and 13 deletions
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60
package/uboot-ifxmips/files/cpu/mips/danube/ifx_cache.S Normal file
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@@ -0,0 +1,60 @@
#define IFX_CACHE_EXTRA_INVALID_TAG \
mtc0 zero, CP0_TAGLO, 1; \
mtc0 zero, CP0_TAGLO, 2; \
mtc0 zero, CP0_TAGLO, 3; \
mtc0 zero, CP0_TAGLO, 4;
#define IFX_CACHE_EXTRA_OPERATION \
/* set WST bit */ \
mfc0 a0, CP0_ECC; \
li a1, ECCF_WST; \
or a0, a1; \
mtc0 a0, CP0_ECC; \
\
li a0, K0BASE; \
move a2, t2; /* icacheSize */ \
move a3, t4; /* icacheLineSize */ \
move a1, a2; \
icacheop(a0,a1,a2,a3,(Index_Store_Tag_I)); \
\
/* clear WST bit */ \
mfc0 a0, CP0_ECC; \
li a1, ~ECCF_WST; \
and a0, a1; \
mtc0 a0, CP0_ECC; \
\
/* 1: initialise dcache tags. */ \
\
/* cache line size */ \
li a2, CFG_CACHELINE_SIZE; \
/* kseg0 mem address */ \
li a1, 0; \
li a3, CFG_CACHE_SETS * CFG_CACHE_WAYS; \
1: \
/* store tag (invalid, not locked) */ \
cache 0x8, 0(a1); \
cache 0x9, 0(a1); \
\
add a3, -1; \
bne a3, zero, 1b; \
add a1, a2; \
\
/* set WST bit */ \
mfc0 a0, CP0_ECC; \
li a1, ECCF_WST; \
or a0, a1; \
mtc0 a0, CP0_ECC; \
\
li a0, K0BASE; \
move a2, t3; /* dcacheSize */ \
move a3, t5; /* dcacheLineSize */ \
move a1, a2; \
icacheop(a0,a1,a2,a3,(Index_Store_Tag_D)); \
\
/* clear WST bit */ \
mfc0 a0, CP0_ECC; \
li a1, ~ECCF_WST; \
and a0, a1; \
mtc0 a0, CP0_ECC;