diff options
Diffstat (limited to 'arch/blackfin/kernel/setup.c')
| -rw-r--r-- | arch/blackfin/kernel/setup.c | 54 |
1 files changed, 26 insertions, 28 deletions
diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c index 805c6132c77..536bd9d7e0c 100644 --- a/arch/blackfin/kernel/setup.c +++ b/arch/blackfin/kernel/setup.c @@ -29,6 +29,7 @@ #include <asm/cpu.h> #include <asm/fixed_code.h> #include <asm/early_printk.h> +#include <asm/irq_handler.h> u16 _bfin_swrst; EXPORT_SYMBOL(_bfin_swrst); @@ -105,6 +106,8 @@ void __cpuinit bfin_setup_caches(unsigned int cpu) bfin_dcache_init(dcplb_tbl[cpu]); #endif + bfin_setup_cpudata(cpu); + /* * In cache coherence emulation mode, we need to have the * D-cache enabled before running any atomic operation which @@ -163,7 +166,6 @@ void __cpuinit bfin_setup_cpudata(unsigned int cpu) { struct blackfin_cpudata *cpudata = &per_cpu(cpu_data, cpu); - cpudata->idle = current; cpudata->imemctl = bfin_read_IMEM_CONTROL(); cpudata->dmemctl = bfin_read_DMEM_CONTROL(); } @@ -851,6 +853,7 @@ void __init native_machine_early_platform_add_devices(void) void __init setup_arch(char **cmdline_p) { + u32 mmr; unsigned long sclk, cclk; native_machine_early_platform_add_devices(); @@ -902,10 +905,10 @@ void __init setup_arch(char **cmdline_p) bfin_write_EBIU_FCTL(CONFIG_EBIU_FCTLVAL); #endif #ifdef CONFIG_BFIN_HYSTERESIS_CONTROL - bfin_write_PORTF_HYSTERISIS(HYST_PORTF_0_15); - bfin_write_PORTG_HYSTERISIS(HYST_PORTG_0_15); - bfin_write_PORTH_HYSTERISIS(HYST_PORTH_0_15); - bfin_write_MISCPORT_HYSTERISIS((bfin_read_MISCPORT_HYSTERISIS() & + bfin_write_PORTF_HYSTERESIS(HYST_PORTF_0_15); + bfin_write_PORTG_HYSTERESIS(HYST_PORTG_0_15); + bfin_write_PORTH_HYSTERESIS(HYST_PORTH_0_15); + bfin_write_MISCPORT_HYSTERESIS((bfin_read_MISCPORT_HYSTERESIS() & ~HYST_NONEGPIO_MASK) | HYST_NONEGPIO); #endif @@ -921,17 +924,14 @@ void __init setup_arch(char **cmdline_p) bfin_read_IMDMA_D1_IRQ_STATUS(); } #endif - printk(KERN_INFO "Hardware Trace "); - if (bfin_read_TBUFCTL() & 0x1) - printk(KERN_CONT "Active "); - else - printk(KERN_CONT "Off "); - if (bfin_read_TBUFCTL() & 0x2) - printk(KERN_CONT "and Enabled\n"); - else - printk(KERN_CONT "and Disabled\n"); - printk(KERN_INFO "Boot Mode: %i\n", bfin_read_SYSCR() & 0xF); + mmr = bfin_read_TBUFCTL(); + printk(KERN_INFO "Hardware Trace %s and %sabled\n", + (mmr & 0x1) ? "active" : "off", + (mmr & 0x2) ? "en" : "dis"); + + mmr = bfin_read_SYSCR(); + printk(KERN_INFO "Boot Mode: %i\n", mmr & 0xF); /* Newer parts mirror SWRST bits in SYSCR */ #if defined(CONFIG_BF53x) || defined(CONFIG_BF561) || \ @@ -939,7 +939,7 @@ void __init setup_arch(char **cmdline_p) _bfin_swrst = bfin_read_SWRST(); #else /* Clear boot mode field */ - _bfin_swrst = bfin_read_SYSCR() & ~0xf; + _bfin_swrst = mmr & ~0xf; #endif #ifdef CONFIG_DEBUG_DOUBLEFAULT_PRINT @@ -1036,8 +1036,6 @@ void __init setup_arch(char **cmdline_p) static int __init topology_init(void) { unsigned int cpu; - /* Record CPU-private information for the boot processor. */ - bfin_setup_cpudata(0); for_each_possible_cpu(cpu) { register_cpu(&per_cpu(cpu_data, cpu).cpu, cpu); @@ -1283,12 +1281,14 @@ static int show_cpuinfo(struct seq_file *m, void *v) dsup_banks, BFIN_DSUBBANKS, BFIN_DWAYS, BFIN_DLINES); #ifdef __ARCH_SYNC_CORE_DCACHE - seq_printf(m, "SMP Dcache Flushes\t: %lu\n\n", dcache_invld_count[cpu_num]); + seq_printf(m, "dcache flushes\t: %lu\n", dcache_invld_count[cpu_num]); #endif #ifdef __ARCH_SYNC_CORE_ICACHE - seq_printf(m, "SMP Icache Flushes\t: %lu\n\n", icache_invld_count[cpu_num]); + seq_printf(m, "icache flushes\t: %lu\n", icache_invld_count[cpu_num]); #endif + seq_printf(m, "\n"); + if (cpu_num != num_possible_cpus() - 1) return 0; @@ -1312,13 +1312,11 @@ static int show_cpuinfo(struct seq_file *m, void *v) " in data cache\n"); } seq_printf(m, "board name\t: %s\n", bfin_board_name); - seq_printf(m, "board memory\t: %ld kB (0x%p -> 0x%p)\n", - physical_mem_end >> 10, (void *)0, (void *)physical_mem_end); - seq_printf(m, "kernel memory\t: %d kB (0x%p -> 0x%p)\n", + seq_printf(m, "board memory\t: %ld kB (0x%08lx -> 0x%08lx)\n", + physical_mem_end >> 10, 0ul, physical_mem_end); + seq_printf(m, "kernel memory\t: %d kB (0x%08lx -> 0x%08lx)\n", ((int)memory_end - (int)_rambase) >> 10, - (void *)_rambase, - (void *)memory_end); - seq_printf(m, "\n"); + _rambase, memory_end); return 0; } @@ -1326,7 +1324,7 @@ static int show_cpuinfo(struct seq_file *m, void *v) static void *c_start(struct seq_file *m, loff_t *pos) { if (*pos == 0) - *pos = first_cpu(cpu_online_map); + *pos = cpumask_first(cpu_online_mask); if (*pos >= num_online_cpus()) return NULL; @@ -1335,7 +1333,7 @@ static void *c_start(struct seq_file *m, loff_t *pos) static void *c_next(struct seq_file *m, void *v, loff_t *pos) { - *pos = next_cpu(*pos, cpu_online_map); + *pos = cpumask_next(*pos, cpu_online_mask); return c_start(m, pos); } |