From: Vojtech Pavlik Date: Mon, 26 Jun 2006 11:58:29 +0000 (+0200) Subject: [PATCH] x86_64: Remove hack to manually enable HPET on AMD8111 southbridges X-Git-Tag: v2.6.18-rc1~612^2~33 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e30db3e69948dafb616d121e52c8d62d38dab68c;p=linux-2.6 [PATCH] x86_64: Remove hack to manually enable HPET on AMD8111 southbridges Remove #ifdefed code to manually enable HPET on AMD8111, where the BIOS doesn't have ACPI HPET tables and doesn't enable it for us. Signed-off-by: Vojtech Pavlik Signed-off-by: Andi Kleen Signed-off-by: Linus Torvalds --- diff --git a/arch/x86_64/kernel/time.c b/arch/x86_64/kernel/time.c index 54b14e3ef6..ab9bea8294 100644 --- a/arch/x86_64/kernel/time.c +++ b/arch/x86_64/kernel/time.c @@ -56,8 +56,6 @@ DEFINE_SPINLOCK(i8253_lock); int nohpet __initdata = 0; static int notsc __initdata = 0; -#undef HPET_HACK_ENABLE_DANGEROUS - unsigned int cpu_khz; /* TSC clocks / usec, not used here */ static unsigned long hpet_period; /* fsecs / HPET clock */ unsigned long hpet_tick; /* HPET clocks / interrupt */ @@ -890,18 +888,6 @@ void __init time_init(void) char *timename; char *gtod; -#ifdef HPET_HACK_ENABLE_DANGEROUS - if (!vxtime.hpet_address) { - printk(KERN_WARNING "time.c: WARNING: Enabling HPET base " - "manually!\n"); - outl(0x800038a0, 0xcf8); - outl(0xff000001, 0xcfc); - outl(0x800038a0, 0xcf8); - vxtime.hpet_address = inl(0xcfc) & 0xfffffffe; - printk(KERN_WARNING "time.c: WARNING: Enabled HPET " - "at %#lx.\n", vxtime.hpet_address); - } -#endif if (nohpet) vxtime.hpet_address = 0;