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Re: [Minios-devel] [UNIKRAFT PATCHv4 1/3] build: Split gic-v2 from kvm plat to independent library



Hello Justin,

This patch seems fine.

Reviewed-by: Sharan Santhanam <sharan.santhanam@xxxxxxxxx>

Thanks & Regards

Sharan

On 8/28/19 3:55 PM, Jia He wrote:
This patch splits the arm gic-v2 interrupt controller as a separate library
from the kvm platform library. This is similar to what we do for virtio or
pci drivers.

Signed-off-by: Jia He <justin.he@xxxxxxx>
Suggested-by: Sharan Santhanam <sharan.santhanam@xxxxxxxxx>
---
  plat/kvm/Config.uk   |  6 ++++++
  plat/kvm/Makefile.uk | 11 ++++++++++-
  2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/plat/kvm/Config.uk b/plat/kvm/Config.uk
index 5a6dfc1..7865ac6 100644
--- a/plat/kvm/Config.uk
+++ b/plat/kvm/Config.uk
@@ -80,4 +80,10 @@ config VIRTIO_NET
         help
                Virtual network driver.
  endmenu
+
+config LIBGICV2
+       bool "Arm GIC (generic interrupt controller) v2 library support"
+       default y if ARCH_ARM_64
+       depends on ARCH_ARM_64
+
  endif
diff --git a/plat/kvm/Makefile.uk b/plat/kvm/Makefile.uk
index 7d0c696..5563283 100644
--- a/plat/kvm/Makefile.uk
+++ b/plat/kvm/Makefile.uk
@@ -10,6 +10,7 @@ $(eval $(call addplatlib,kvm,libkvmplat))
  $(eval $(call addplatlib_s,kvm,libkvmpci,$(CONFIG_KVM_PCI)))
  $(eval $(call addplatlib_s,kvm,libkvmvirtio,$(CONFIG_VIRTIO_BUS)))
  $(eval $(call addplatlib_s,kvm,libkvmvirtionet,$(CONFIG_VIRTIO_NET)))
+$(eval $(call addplatlib_s,kvm,libkvmgicv2,$(CONFIG_LIBGICV2)))
##
  ## Platform library definitions
@@ -67,7 +68,6 @@ LIBKVMPLAT_SRCS-$(CONFIG_ARCH_ARM_64) += 
$(UK_PLAT_COMMON_BASE)/arm/psci_arm64.S
  LIBKVMPLAT_SRCS-$(CONFIG_ARCH_ARM_64) += 
$(UK_PLAT_COMMON_BASE)/arm/time.c|common
  LIBKVMPLAT_SRCS-$(CONFIG_ARCH_ARM_64) += 
$(UK_PLAT_COMMON_BASE)/arm/traps.c|common
  LIBKVMPLAT_SRCS-$(CONFIG_ARCH_ARM_64) += 
$(UK_PLAT_DRIVERS_BASE)/ofw/fdt.c|common
-LIBKVMPLAT_SRCS-$(CONFIG_ARCH_ARM_64) += 
$(UK_PLAT_DRIVERS_BASE)/gic/gic-v2.c|common
  LIBKVMPLAT_SRCS-$(CONFIG_ARCH_ARM_64) += $(LIBKVMPLAT_BASE)/arm/entry64.S
  LIBKVMPLAT_SRCS-$(CONFIG_ARCH_ARM_64) += $(LIBKVMPLAT_BASE)/arm/exceptions.S
  LIBKVMPLAT_SRCS-$(CONFIG_ARCH_ARM_64) += $(LIBKVMPLAT_BASE)/arm/pagetable64.S
@@ -118,3 +118,12 @@ LIBKVMVIRTIONET_ASINCLUDES-y   += 
-I$(UK_PLAT_DRIVERS_BASE)/include
  LIBKVMVIRTIONET_CINCLUDES-y    += -I$(UK_PLAT_DRIVERS_BASE)/include
  LIBKVMVIRTIONET_SRCS-y +=\
                        $(UK_PLAT_DRIVERS_BASE)/virtio/virtio_net.c
+
+##
+## GICv2 library definitions
+##
+LIBKVMGICV2_CINCLUDES-y         += -I$(LIBKVMPLAT_BASE)/include
+LIBKVMGICV2_CINCLUDES-y         += -I$(UK_PLAT_COMMON_BASE)/include
+LIBKVMGICV2_CINCLUDES-y         += -I$(UK_PLAT_DRIVERS_BASE)/include
+
+LIBKVMGICV2_SRCS-y += $(UK_PLAT_DRIVERS_BASE)/gic/gic-v2.c

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