| Message ID | 20200806094301.4999-18-vicooodin@gmail.com |
|---|---|
| State | Accepted |
| Commit | d17f6698b8e07b15941dd888a4b2d69aa046ae1e |
| Delegated to: | Tom Rini |
| Headers | show |
| Series | Add new board: Xen guest for ARM64 | expand |
On Thu, Aug 06, 2020 at 12:43:00PM +0300, Anastasiia Lukianenko wrote: > From: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com> > > Free resources used by Xen board before jumping to Linux kernel. > > Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com> > Signed-off-by: Anastasiia Lukianenko <anastasiia_lukianenko@epam.com> > Reviewed-by: Simon Glass <sjg@chromium.org> Applied to u-boot/master, thanks!
diff --git a/board/xen/xenguest_arm64/xenguest_arm64.c b/board/xen/xenguest_arm64/xenguest_arm64.c index 9861edac33..927d87ae37 100644 --- a/board/xen/xenguest_arm64/xenguest_arm64.c +++ b/board/xen/xenguest_arm64/xenguest_arm64.c @@ -12,6 +12,7 @@ #include <dm.h> #include <errno.h> #include <malloc.h> +#include <xen.h> #include <asm/io.h> #include <asm/armv8/mmu.h> @@ -194,3 +195,8 @@ int print_cpuinfo(void) return 0; } +void board_cleanup_before_linux(void) +{ + xen_fini(); +} + diff --git a/drivers/xen/hypervisor.c b/drivers/xen/hypervisor.c index 58b0865e6a..178c206f5b 100644 --- a/drivers/xen/hypervisor.c +++ b/drivers/xen/hypervisor.c @@ -242,3 +242,11 @@ void xen_init(void) init_gnttab(); } +void xen_fini(void) +{ + debug("%s\n", __func__); + + fini_gnttab(); + fini_xenbus(); + fini_events(); +} diff --git a/include/xen.h b/include/xen.h index 686b7148b5..a952a2c84b 100644 --- a/include/xen.h +++ b/include/xen.h @@ -13,4 +13,12 @@ */ void xen_init(void); +/** + * xen_fini() - Board cleanup before Linux kernel start + * + * Unmap Xen memory pages the specified guest's pseudophysical + * address space and unbind all event channels. + */ +void xen_fini(void); + #endif /* __XEN_H__ */