diff options
Diffstat (limited to 'src/arch/armv7/lib')
| -rw-r--r-- | src/arch/armv7/lib/cache.c | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/src/arch/armv7/lib/cache.c b/src/arch/armv7/lib/cache.c index 8709daf1ee..da03a81fd8 100644 --- a/src/arch/armv7/lib/cache.c +++ b/src/arch/armv7/lib/cache.c @@ -148,14 +148,39 @@ static void dcache_op_set_way(enum dcache_op op) dsb(); } +static void dcache_foreach(enum dcache_op op) +{ + uint32_t clidr; + int level; + + clidr = read_clidr(); + for (level = 0; level < 7; level++) { + unsigned int ctype = (clidr >> (level * 3)) & 0x7; + uint32_t csselr; + + switch(ctype) { + case 0x2: + case 0x3: + case 0x4: + csselr = level << 1; + write_csselr(csselr); + dcache_op_set_way(op); + break; + default: + /* no cache, icache only, or reserved */ + break; + } + } +} + void dcache_clean_invalidate_all(void) { - dcache_op_set_way(OP_DCCISW); + dcache_foreach(OP_DCCISW); } void dcache_invalidate_all(void) { - dcache_op_set_way(OP_DCISW); + dcache_foreach(OP_DCISW); } static unsigned int line_bytes(void) |