diff options
Diffstat (limited to 'arch/openrisc/kernel/setup.c')
| -rw-r--r-- | arch/openrisc/kernel/setup.c | 67 |
1 files changed, 36 insertions, 31 deletions
diff --git a/arch/openrisc/kernel/setup.c b/arch/openrisc/kernel/setup.c index cb797a3beb47..dbf5ee95a0d5 100644 --- a/arch/openrisc/kernel/setup.c +++ b/arch/openrisc/kernel/setup.c @@ -117,13 +117,15 @@ static void print_cpuinfo(void) if (upr & SPR_UPR_DCP) printk(KERN_INFO "-- dcache: %4d bytes total, %2d bytes/line, %d way(s)\n", - cpuinfo.dcache_size, cpuinfo.dcache_block_size, 1); + cpuinfo.dcache_size, cpuinfo.dcache_block_size, + cpuinfo.dcache_ways); else printk(KERN_INFO "-- dcache disabled\n"); if (upr & SPR_UPR_ICP) printk(KERN_INFO "-- icache: %4d bytes total, %2d bytes/line, %d way(s)\n", - cpuinfo.icache_size, cpuinfo.icache_block_size, 1); + cpuinfo.icache_size, cpuinfo.icache_block_size, + cpuinfo.icache_ways); else printk(KERN_INFO "-- icache disabled\n"); @@ -155,25 +157,25 @@ void __init setup_cpuinfo(void) { struct device_node *cpu; unsigned long iccfgr, dccfgr; - unsigned long cache_set_size, cache_ways; + unsigned long cache_set_size; cpu = of_find_compatible_node(NULL, NULL, "opencores,or1200-rtlsvn481"); if (!cpu) panic("No compatible CPU found in device tree...\n"); iccfgr = mfspr(SPR_ICCFGR); - cache_ways = 1 << (iccfgr & SPR_ICCFGR_NCW); + cpuinfo.icache_ways = 1 << (iccfgr & SPR_ICCFGR_NCW); cache_set_size = 1 << ((iccfgr & SPR_ICCFGR_NCS) >> 3); cpuinfo.icache_block_size = 16 << ((iccfgr & SPR_ICCFGR_CBS) >> 7); cpuinfo.icache_size = - cache_set_size * cache_ways * cpuinfo.icache_block_size; + cache_set_size * cpuinfo.icache_ways * cpuinfo.icache_block_size; dccfgr = mfspr(SPR_DCCFGR); - cache_ways = 1 << (dccfgr & SPR_DCCFGR_NCW); + cpuinfo.dcache_ways = 1 << (dccfgr & SPR_DCCFGR_NCW); cache_set_size = 1 << ((dccfgr & SPR_DCCFGR_NCS) >> 3); cpuinfo.dcache_block_size = 16 << ((dccfgr & SPR_DCCFGR_CBS) >> 7); cpuinfo.dcache_size = - cache_set_size * cache_ways * cpuinfo.dcache_block_size; + cache_set_size * cpuinfo.dcache_ways * cpuinfo.dcache_block_size; if (of_property_read_u32(cpu, "clock-frequency", &cpuinfo.clock_frequency)) { @@ -308,30 +310,33 @@ static int show_cpuinfo(struct seq_file *m, void *v) revision = vr & SPR_VR_REV; seq_printf(m, - "cpu\t\t: OpenRISC-%x\n" - "revision\t: %d\n" - "frequency\t: %ld\n" - "dcache size\t: %d bytes\n" - "dcache block size\t: %d bytes\n" - "icache size\t: %d bytes\n" - "icache block size\t: %d bytes\n" - "immu\t\t: %d entries, %lu ways\n" - "dmmu\t\t: %d entries, %lu ways\n" - "bogomips\t: %lu.%02lu\n", - version, - revision, - loops_per_jiffy * HZ, - cpuinfo.dcache_size, - cpuinfo.dcache_block_size, - cpuinfo.icache_size, - cpuinfo.icache_block_size, - 1 << ((mfspr(SPR_DMMUCFGR) & SPR_DMMUCFGR_NTS) >> 2), - 1 + (mfspr(SPR_DMMUCFGR) & SPR_DMMUCFGR_NTW), - 1 << ((mfspr(SPR_IMMUCFGR) & SPR_IMMUCFGR_NTS) >> 2), - 1 + (mfspr(SPR_IMMUCFGR) & SPR_IMMUCFGR_NTW), - (loops_per_jiffy * HZ) / 500000, - ((loops_per_jiffy * HZ) / 5000) % 100); - + "cpu\t\t: OpenRISC-%x\n" + "revision\t: %d\n" + "frequency\t: %ld\n" + "dcache size\t: %d bytes\n" + "dcache block size\t: %d bytes\n" + "dcache ways\t: %d\n" + "icache size\t: %d bytes\n" + "icache block size\t: %d bytes\n" + "icache ways\t: %d\n" + "immu\t\t: %d entries, %lu ways\n" + "dmmu\t\t: %d entries, %lu ways\n" + "bogomips\t: %lu.%02lu\n", + version, + revision, + loops_per_jiffy * HZ, + cpuinfo.dcache_size, + cpuinfo.dcache_block_size, + cpuinfo.dcache_ways, + cpuinfo.icache_size, + cpuinfo.icache_block_size, + cpuinfo.icache_ways, + 1 << ((mfspr(SPR_DMMUCFGR) & SPR_DMMUCFGR_NTS) >> 2), + 1 + (mfspr(SPR_DMMUCFGR) & SPR_DMMUCFGR_NTW), + 1 << ((mfspr(SPR_IMMUCFGR) & SPR_IMMUCFGR_NTS) >> 2), + 1 + (mfspr(SPR_IMMUCFGR) & SPR_IMMUCFGR_NTW), + (loops_per_jiffy * HZ) / 500000, + ((loops_per_jiffy * HZ) / 5000) % 100); return 0; } |