diff options
Diffstat (limited to 'arch/arm/kernel/setup.c')
| -rw-r--r-- | arch/arm/kernel/setup.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 7049815d66d..bc5e4128f9f 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -40,6 +40,7 @@ #include <asm/mach/irq.h> #include <asm/mach/time.h> #include <asm/traps.h> +#include <asm/unwind.h> #include "compat.h" #include "atags.h" @@ -233,12 +234,13 @@ static void __init cacheid_init(void) unsigned int cachetype = read_cpuid_cachetype(); unsigned int arch = cpu_architecture(); - if (arch >= CPU_ARCH_ARMv7) { - cacheid = CACHEID_VIPT_NONALIASING; - if ((cachetype & (3 << 14)) == 1 << 14) - cacheid |= CACHEID_ASID_TAGGED; - } else if (arch >= CPU_ARCH_ARMv6) { - if (cachetype & (1 << 23)) + if (arch >= CPU_ARCH_ARMv6) { + if ((cachetype & (7 << 29)) == 4 << 29) { + /* ARMv7 register format */ + cacheid = CACHEID_VIPT_NONALIASING; + if ((cachetype & (3 << 14)) == 1 << 14) + cacheid |= CACHEID_ASID_TAGGED; + } else if (cachetype & (1 << 23)) cacheid = CACHEID_VIPT_ALIASING; else cacheid = CACHEID_VIPT_NONALIASING; @@ -684,6 +686,8 @@ void __init setup_arch(char **cmdline_p) struct machine_desc *mdesc; char *from = default_command_line; + unwind_init(); + setup_processor(); mdesc = setup_machine(machine_arch_type); machine_name = mdesc->name; @@ -779,6 +783,8 @@ static const char *hwcap_str[] = { "crunch", "thumbee", "neon", + "vfpv3", + "vfpv3d16", NULL }; |