[PATCH 6/25][V3] add native_apic read and write functions, as well as boot clocks ones
From: Glauber de Oliveira Costa <hidden>
Date: 2007-08-15 12:49:26
Subsystem:
the rest · Maintainer:
Linus Torvalds
Time for the apic handling functions to get their native counterparts. Also, put the native hook for the boot clocks functions in the apic.h header Signed-off-by: Glauber de Oliveira Costa <redacted> Signed-off-by: Steven Rostedt <rostedt@goodmis.org> --- arch/x86_64/kernel/apic.c | 2 +- arch/x86_64/kernel/smpboot.c | 8 +++++++- include/asm-x86_64/apic.h | 13 +++++++++++-- 3 files changed, 19 insertions(+), 4 deletions(-)
diff --git a/arch/x86_64/kernel/apic.c b/arch/x86_64/kernel/apic.c
index 900ff38..2d233ef 100644
--- a/arch/x86_64/kernel/apic.c
+++ b/arch/x86_64/kernel/apic.c@@ -1193,7 +1193,7 @@ int __init APIC_init_uniprocessor (void) setup_IO_APIC(); else nr_ioapics = 0; - setup_boot_APIC_clock(); + setup_boot_clock(); check_nmi_watchdog(); return 0; }
diff --git a/arch/x86_64/kernel/smpboot.c b/arch/x86_64/kernel/smpboot.c
index f99ced6..12d653d 100644
--- a/arch/x86_64/kernel/smpboot.c
+++ b/arch/x86_64/kernel/smpboot.c@@ -338,7 +338,7 @@ void __cpuinit start_secondary(void) check_tsc_sync_target(); Dprintk("cpu %d: setting up apic clock\n", smp_processor_id()); - setup_secondary_APIC_clock(); + setup_secondary_clock(); Dprintk("cpu %d: enabling apic timer\n", smp_processor_id());
@@ -468,6 +468,12 @@ static int __cpuinit wakeup_secondary_via_INIT(int phys_apicid, unsigned int sta num_starts = 2; /* + * Paravirt wants a startup IPI hook here to set up the + * target processor state. + */ + startup_ipi_hook(phys_apicid, (unsigned long) start_rip, + (unsigned long) init_rsp); + /* * Run STARTUP IPI loop. */ Dprintk("#startup loops: %d.\n", num_starts);
diff --git a/include/asm-x86_64/apic.h b/include/asm-x86_64/apic.h
index 85125ef..de17908 100644
--- a/include/asm-x86_64/apic.h
+++ b/include/asm-x86_64/apic.h@@ -38,16 +38,25 @@ struct pt_regs; * Basic functions accessing APICs. */ -static __inline void apic_write(unsigned long reg, unsigned int v) +static __inline void native_apic_write(unsigned long reg, unsigned int v) { *((volatile unsigned int *)(APIC_BASE+reg)) = v; } -static __inline unsigned int apic_read(unsigned long reg) +static __inline unsigned int native_apic_read(unsigned long reg) { return *((volatile unsigned int *)(APIC_BASE+reg)); } +#ifdef CONFIG_PARAVIRT +#include <asm/paravirt.h> +#else +#define apic_write(reg, v) native_apic_write(reg, v) +#define apic_read(reg) native_apic_read(reg) +#define setup_boot_clock(void) setup_boot_APIC_clock(void) +#define setup_secondary_clock(void) setup_secondary_APIC_clock(void) +#endif + extern void apic_wait_icr_idle(void); extern unsigned int safe_apic_wait_icr_idle(void);
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1.4.4.2