linux/arch/x86/kernel
Andres Salomon 83d7384f8d x86: Geode Multi-Function General Purpose Timers support
This adds support for Multi-Function General Purpose Timers.  It detects the
available timers during southbridge init, and provides an API for allocating
and setting the timers.  They're higher resolution than the standard PIT, so
the MFGPTs come in handy for quite a few things.

Note that we never clobber the timers that the BIOS might have opted to use;
we just check for unused timers.

Signed-off-by: Jordan Crouse <jordan.crouse@amd.com>
Signed-off-by: Andres Salomon <dilinger@debian.org>
Cc: Andi Kleen <ak@suse.de>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2007-10-12 23:04:06 +02:00
..
acpi Merge branch 'dmi-const' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/misc-2.6 2007-10-11 19:18:45 -07:00
cpu Merge branch 'dmi-const' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/misc-2.6 2007-10-11 19:18:45 -07:00
cpufreq x86_64: move kernel/cpufreq 2007-10-11 11:17:06 +02:00
.gitignore i386: move kernel 2007-10-11 11:17:01 +02:00
alternative.c i386: move kernel 2007-10-11 11:17:01 +02:00
aperture_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
apic_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
apic_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
apm_32.c Merge branch 'dmi-const' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/misc-2.6 2007-10-11 19:18:45 -07:00
asm-offsets.c i386: move kernel 2007-10-11 11:17:01 +02:00
asm-offsets_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
asm-offsets_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
audit_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
bootflag.c i386: move kernel 2007-10-11 11:17:01 +02:00
bugs_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
cpuid.c i386: move kernel 2007-10-11 11:17:01 +02:00
crash_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
crash_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
crash_dump_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
crash_dump_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
doublefault_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
e820_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
e820_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
early-quirks_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
early_printk.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
efi_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
efi_stub_32.S i386: move kernel 2007-10-11 11:17:01 +02:00
entry_32.S i386: move kernel 2007-10-11 11:17:01 +02:00
entry_64.S x86_64: move kernel 2007-10-11 11:17:24 +02:00
genapic_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
genapic_flat_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
geode_32.c x86: Geode Multi-Function General Purpose Timers support 2007-10-12 23:04:06 +02:00
head64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
head_32.S i386: move kernel 2007-10-11 11:17:01 +02:00
head_64.S x86_64: move kernel 2007-10-11 11:17:24 +02:00
hpet_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
hpet_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
i386_ksyms_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
i387_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
i387_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
i8237.c i386: move kernel 2007-10-11 11:17:01 +02:00
i8253_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
i8259_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
i8259_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
init_task_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
init_task_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
io_apic_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
io_apic_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
ioport_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
ioport_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
irq_32.c Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 2007-10-11 19:40:14 -07:00
irq_64.c Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 2007-10-11 19:40:14 -07:00
k8.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
kprobes_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
kprobes_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
ldt_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
ldt_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
machine_kexec_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
machine_kexec_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
Makefile x86_64: move kernel 2007-10-11 11:17:24 +02:00
Makefile_32 x86: Geode Multi-Function General Purpose Timers support 2007-10-12 23:04:06 +02:00
Makefile_64 x86: sanitize pathes arch/x86/kernel/Makefile_64 2007-10-11 11:17:25 +02:00
mca_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
mce_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
mce_amd_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
mce_intel_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
mfgpt_32.c x86: Geode Multi-Function General Purpose Timers support 2007-10-12 23:04:06 +02:00
microcode.c i386: move kernel 2007-10-11 11:17:01 +02:00
module_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
module_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
mpparse_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
mpparse_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
msr.c i386: move kernel 2007-10-11 11:17:01 +02:00
nmi_32.c x86: Fix irq0 / local apic timer accounting 2007-10-12 23:04:06 +02:00
nmi_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
numaq_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
paravirt_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
pci-calgary_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
pci-dma_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
pci-dma_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
pci-gart_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
pci-nommu_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
pci-swiotlb_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
pcspeaker.c i386: move kernel 2007-10-11 11:17:01 +02:00
pmtimer_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
process_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
process_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
ptrace_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
ptrace_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
quirks.c i386: move kernel 2007-10-11 11:17:01 +02:00
reboot_32.c Merge branch 'dmi-const' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/misc-2.6 2007-10-11 19:18:45 -07:00
reboot_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
reboot_fixups_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
relocate_kernel_32.S i386: move kernel 2007-10-11 11:17:01 +02:00
relocate_kernel_64.S x86_64: move kernel 2007-10-11 11:17:24 +02:00
scx200_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
setup64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
setup_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
setup_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
sigframe_32.h i386: move kernel 2007-10-11 11:17:01 +02:00
signal_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
signal_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
smp_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
smp_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
smpboot_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
smpboot_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
smpcommon_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
srat_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
stacktrace.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
summit_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
suspend_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
suspend_asm_64.S x86_64: move kernel 2007-10-11 11:17:24 +02:00
sys_i386_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
sys_x86_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
syscall_64.c i386/x86_64: move headers to include/asm-x86 2007-10-11 11:20:03 +02:00
syscall_table_32.S i386: move kernel 2007-10-11 11:17:01 +02:00
sysenter_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
tce_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
time_32.c x86: Fix irq0 / local apic timer accounting 2007-10-12 23:04:06 +02:00
time_64.c x86: block irq balancing for timer 2007-10-12 23:04:06 +02:00
topology.c i386: move kernel 2007-10-11 11:17:01 +02:00
trampoline_32.S i386: move kernel 2007-10-11 11:17:01 +02:00
trampoline_64.S x86_64: move kernel 2007-10-11 11:17:24 +02:00
traps_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
traps_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
tsc_32.c Merge branch 'dmi-const' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/misc-2.6 2007-10-11 19:18:45 -07:00
tsc_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
tsc_sync.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
verify_cpu_64.S x86_64: move kernel 2007-10-11 11:17:24 +02:00
vm86_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
vmi_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
vmiclock_32.c i386: move kernel 2007-10-11 11:17:01 +02:00
vmlinux.lds.S i386: move kernel 2007-10-11 11:17:01 +02:00
vmlinux_32.lds.S i386: move kernel 2007-10-11 11:17:01 +02:00
vmlinux_64.lds.S x86_64: move kernel 2007-10-11 11:17:24 +02:00
vsmp_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
vsyscall-int80_32.S i386: move kernel 2007-10-11 11:17:01 +02:00
vsyscall-note_32.S i386: move kernel 2007-10-11 11:17:01 +02:00
vsyscall-sigreturn_32.S i386: move kernel 2007-10-11 11:17:01 +02:00
vsyscall-sysenter_32.S i386: move kernel 2007-10-11 11:17:01 +02:00
vsyscall_32.lds.S i386: move kernel 2007-10-11 11:17:01 +02:00
vsyscall_32.S i386: move kernel 2007-10-11 11:17:01 +02:00
vsyscall_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00
x8664_ksyms_64.c x86_64: move kernel 2007-10-11 11:17:24 +02:00