From afcc8a40a090f7a65d3b72bac1a26fc6dbb63b10 Mon Sep 17 00:00:00 2001 From: Joerg Roedel Date: Wed, 26 Sep 2012 12:44:36 +0200 Subject: x86, io_apic: Introduce x86_io_apic_ops.print_entries for debugging This call-back is used to dump IO-APIC entries for debugging purposes into the kernel log. VT-d needs a special routine for this and will overwrite the default. Signed-off-by: Joerg Roedel Acked-by: Sebastian Andrzej Siewior Reviewed-by: Konrad Rzeszutek Wilk --- arch/x86/include/asm/io_apic.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'arch/x86/include/asm/io_apic.h') diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h index d59e17232c4d..21aa81e6ec27 100644 --- a/arch/x86/include/asm/io_apic.h +++ b/arch/x86/include/asm/io_apic.h @@ -180,6 +180,8 @@ extern unsigned int native_io_apic_read(unsigned int apic, unsigned int reg); extern void native_io_apic_write(unsigned int apic, unsigned int reg, unsigned int val); extern void native_io_apic_modify(unsigned int apic, unsigned int reg, unsigned int val); extern void native_disable_io_apic(void); +extern void native_io_apic_print_entries(unsigned int apic, unsigned int nr_entries); +extern void intel_ir_io_apic_print_entries(unsigned int apic, unsigned int nr_entries); static inline unsigned int io_apic_read(unsigned int apic, unsigned int reg) { @@ -225,6 +227,7 @@ static inline void disable_ioapic_support(void) { } #define native_io_apic_write NULL #define native_io_apic_modify NULL #define native_disable_io_apic NULL +#define native_io_apic_print_entries NULL #endif #endif /* _ASM_X86_IO_APIC_H */ -- cgit v1.2.3