diff options
| author | Eric Auger <eric.auger@linaro.org> | 2015-06-02 14:56:23 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2015-06-02 14:56:25 +0100 |
| commit | 1850b6b7d027bb4b45010a7d1da919267fff2cd4 (patch) | |
| tree | 3b09b37bef4e6553dca6c55a1d01f603c1058f35 /target-arm/kvm.c | |
| parent | 0b2ff2ceb8a45cbe51ca13a1a32fc5bdeec71815 (diff) | |
kvm: introduce kvm_arch_msi_data_to_gsi
On ARM the MSI data corresponds to the shared peripheral interrupt (SPI)
ID. This latter equals to the SPI index + 32. to retrieve the SPI index,
matching the gsi, an architecture specific function is introduced.
Signed-off-by: Eric Auger <eric.auger@linaro.org>
Acked-by: Christoffer Dall <christoffer.dall@linaro.org>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target-arm/kvm.c')
| -rw-r--r-- | target-arm/kvm.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/target-arm/kvm.c b/target-arm/kvm.c index 16abbf198c..548bfd768d 100644 --- a/target-arm/kvm.c +++ b/target-arm/kvm.c @@ -600,3 +600,8 @@ int kvm_arch_fixup_msi_route(struct kvm_irq_routing_entry *route, { return 0; } + +int kvm_arch_msi_data_to_gsi(uint32_t data) +{ + return (data - 32) & 0xffff; +} |