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authorGraf Yang <graf.yang@analog.com>2008-10-09 15:37:47 +0800
committerBryan Wu <cooloney@kernel.org>2008-10-09 15:37:47 +0800
commit55f2feae3a1e075d9b4b0e73a6024f3e25717878 (patch)
tree96e337c0cd5ff11a4423815efb58821a53940091 /arch/blackfin
parent47664c1f86c833c4b6398885fdb2b80fc4945c6a (diff)
Blackfin arch: correct icache size in show_cpuinfo(), let c_start() return proper pointer
Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin')
-rw-r--r--arch/blackfin/kernel/setup.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c
index ea4f60978c6..e9054e0b455 100644
--- a/arch/blackfin/kernel/setup.c
+++ b/arch/blackfin/kernel/setup.c
@@ -1000,7 +1000,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
"cpu family\t: 0x%x\n"
"model name\t: ADSP-%s %lu(MHz CCLK) %lu(MHz SCLK) (%s)\n"
"stepping\t: %d\n",
- 0,
+ *(unsigned int *)v,
vendor,
(bfin_read_CHIPID() & CHIPID_FAMILY),
cpu, cclk/1000000, sclk/1000000,
@@ -1048,7 +1048,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
if ((bfin_read_DMEM_CONTROL() & (ENDCPLB | DMC_ENABLE)) != (ENDCPLB | DMC_ENABLE))
dcache_size = 0;
- if ((bfin_read_IMEM_CONTROL() & (IMC | ENICPLB)) == (IMC | ENICPLB))
+ if ((bfin_read_IMEM_CONTROL() & (IMC | ENICPLB)) != (IMC | ENICPLB))
icache_size = 0;
seq_printf(m, "cache size\t: %d KB(L1 icache) "
@@ -1137,12 +1137,18 @@ static int show_cpuinfo(struct seq_file *m, void *v)
static void *c_start(struct seq_file *m, loff_t *pos)
{
- return *pos < NR_CPUS ? ((void *)0x12345678) : NULL;
+ if (*pos == 0)
+ *pos = first_cpu(cpu_online_map);
+ if (*pos >= num_online_cpus())
+ return NULL;
+
+ return pos;
}
static void *c_next(struct seq_file *m, void *v, loff_t *pos)
{
- ++*pos;
+ *pos = next_cpu(*pos, cpu_online_map);
+
return c_start(m, pos);
}