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| author | Joerg Roedel <joro@8bytes.org> | 2012-09-26 12:44:36 +0200 |
|---|---|---|
| committer | Joerg Roedel <joro@8bytes.org> | 2013-01-28 10:48:30 +0100 |
| commit | afcc8a40a090f7a65d3b72bac1a26fc6dbb63b10 (patch) | |
| tree | 68dca920cd86459c3468ae0b5d22eab5af4af4b2 /arch/x86/include/asm/x86_init.h | |
| parent | 1c4248ca4e783e47cc34e313d9f82b4ea52774cc (diff) | |
| download | lwn-afcc8a40a090f7a65d3b72bac1a26fc6dbb63b10.tar.gz lwn-afcc8a40a090f7a65d3b72bac1a26fc6dbb63b10.zip | |
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 <joro@8bytes.org>
Acked-by: Sebastian Andrzej Siewior <sebastian@breakpoint.cc>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'arch/x86/include/asm/x86_init.h')
| -rw-r--r-- | arch/x86/include/asm/x86_init.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h index b1d2d6aefcc9..8ff79f7d3630 100644 --- a/arch/x86/include/asm/x86_init.h +++ b/arch/x86/include/asm/x86_init.h @@ -195,6 +195,7 @@ struct x86_io_apic_ops { void (*write) (unsigned int apic, unsigned int reg, unsigned int value); void (*modify) (unsigned int apic, unsigned int reg, unsigned int value); void (*disable)(void); + void (*print_entries)(unsigned int apic, unsigned int nr_entries); }; extern struct x86_init_ops x86_init; |