diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/kernel/setup_64.c | 19 |
1 files changed, 7 insertions, 12 deletions
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index ede77dbbd4d..3b1529c103e 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -291,23 +291,16 @@ static void __init initialize_cache_info(void) if ( num_cpus == 1 ) { const u32 *sizep, *lsizep; u32 size, lsize; - const char *dc, *ic; - - /* Then read cache informations */ - if (machine_is(powermac)) { - dc = "d-cache-block-size"; - ic = "i-cache-block-size"; - } else { - dc = "d-cache-line-size"; - ic = "i-cache-line-size"; - } size = 0; lsize = cur_cpu_spec->dcache_bsize; sizep = of_get_property(np, "d-cache-size", NULL); if (sizep != NULL) size = *sizep; - lsizep = of_get_property(np, dc, NULL); + lsizep = of_get_property(np, "d-cache-block-size", NULL); + /* fallback if block size missing */ + if (lsizep == NULL) + lsizep = of_get_property(np, "d-cache-line-size", NULL); if (lsizep != NULL) lsize = *lsizep; if (sizep == 0 || lsizep == 0) @@ -324,7 +317,9 @@ static void __init initialize_cache_info(void) sizep = of_get_property(np, "i-cache-size", NULL); if (sizep != NULL) size = *sizep; - lsizep = of_get_property(np, ic, NULL); + lsizep = of_get_property(np, "i-cache-block-size", NULL); + if (lsizep == NULL) + lsizep = of_get_property(np, "i-cache-line-size", NULL); if (lsizep != NULL) lsize = *lsizep; if (sizep == 0 || lsizep == 0) |