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| author | Peter Mamonov <pmamonov@gmail.com> | 2015-11-02 19:50:00 +0300 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2015-11-03 08:25:56 +0100 |
| commit | 23492d36bedeb5b2538f945991bd319b3c10a9bb (patch) | |
| tree | 4652eac77cf38f706b6602daf0acf760e87931ee /arch/mips/lib | |
| parent | 9c12b4ae1c8076847b991e29d6ca6f4a1caa14ad (diff) | |
| download | barebox-23492d36bedeb5b2538f945991bd319b3c10a9bb.tar.gz barebox-23492d36bedeb5b2538f945991bd319b3c10a9bb.tar.xz | |
mips: cpuinfo: report secondary cache configuration
Signed-off-by: Peter Mamonov <pmamonov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/mips/lib')
| -rw-r--r-- | arch/mips/lib/cpuinfo.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/mips/lib/cpuinfo.c b/arch/mips/lib/cpuinfo.c index 1b171697ba..fb02a4d202 100644 --- a/arch/mips/lib/cpuinfo.c +++ b/arch/mips/lib/cpuinfo.c @@ -28,7 +28,7 @@ static char *way_string[] = { NULL, "direct mapped", "2-way", static int do_cpuinfo(int argc, char *argv[]) { - unsigned int icache_size, dcache_size; + unsigned int icache_size, dcache_size, scache_size; struct cpuinfo_mips *c = ¤t_cpu_data; printk(KERN_INFO "CPU revision is: %08x (%s)\n", @@ -48,6 +48,15 @@ static int do_cpuinfo(int argc, char *argv[]) (c->dcache.flags & MIPS_CACHE_ALIASES) ? "cache aliases" : "no aliases", c->dcache.linesz); + if (c->scache.flags & MIPS_CACHE_NOT_PRESENT) + return 0; + scache_size = c->scache.sets * c->scache.ways * c->scache.linesz; + printk("Secondary data cache %ldkB, %s, %s, %s, linesize %d bytes\n", + scache_size >> 10, way_string[c->scache.ways], + (c->scache.flags & MIPS_CACHE_PINDEX) ? "PIPT" : "VIPT", + (c->scache.flags & MIPS_CACHE_ALIASES) ? + "cache aliases" : "no aliases", + c->scache.linesz); return 0; } |