gem5: Add MSI and GIC_v2m build support to arm architecture

Modify mach-vexpress/Kconfig and include/asm/Kbuild to build
in MSI support for armv7 so we can use the GIC_V2M with PCI
devices that support MSI and MSI-X.

Signed-off-by: Geoffrey Blake <>
Change-Id: I0858eeb6ea713cb5725d24524dc522dfecd56e45
Signed-off-by: Andreas Sandberg <>
[Ported to 4.9]
Signed-off-by: Andreas Sandberg <>
1 file changed