From 55f2feae3a1e075d9b4b0e73a6024f3e25717878 Mon Sep 17 00:00:00 2001 From: Graf Yang Date: Thu, 9 Oct 2008 15:37:47 +0800 Subject: [PATCH] Blackfin arch: correct icache size in show_cpuinfo(), let c_start() return proper pointer Signed-off-by: Graf Yang Signed-off-by: Bryan Wu --- arch/blackfin/kernel/setup.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c index ea4f60978c66..e9054e0b4555 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); }