From: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
To: Shannon Zhao <zhaoshenglong@huawei.com>
Cc: mark.rutland@arm.com, devicetree@vger.kernel.org,
linux-efi@vger.kernel.org, ian.campbell@citrix.com,
ard.biesheuvel@linaro.org, catalin.marinas@arm.com,
will.deacon@arm.com, linux-kernel@vger.kernel.org,
xen-devel@lists.xen.org, julien.grall@citrix.com,
stefano.stabellini@citrix.com, david.vrabel@citrix.com,
peter.huangpeng@huawei.com, linux-arm-kernel@lists.infradead.org,
shannon.zhao@linaro.org
Subject: Re: [PATCH v3 15/17] ARM64: XEN: Add a function to initialize Xen specific UEFI runtime services
Date: Mon, 25 Jan 2016 16:47:07 +0000 [thread overview]
Message-ID: <alpine.DEB.2.02.1601251646370.9687__23138.8173684993$1453740584$gmane$org@kaball.uk.xensource.com> (raw)
In-Reply-To: <1453519184-11908-16-git-send-email-zhaoshenglong@huawei.com>
On Sat, 23 Jan 2016, Shannon Zhao wrote:
> From: Shannon Zhao <shannon.zhao@linaro.org>
>
> When running on Xen hypervisor, runtime services are supported through
> hypercall. Add a Xen specific function to initialize runtime services.
>
> Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
> ---
> arch/arm64/include/asm/xen/xen-ops.h | 6 ++++++
> arch/arm64/xen/Makefile | 1 +
> arch/arm64/xen/efi.c | 40 ++++++++++++++++++++++++++++++++++++
> drivers/xen/Kconfig | 2 +-
> 4 files changed, 48 insertions(+), 1 deletion(-)
> create mode 100644 arch/arm64/include/asm/xen/xen-ops.h
> create mode 100644 arch/arm64/xen/efi.c
>
> diff --git a/arch/arm64/include/asm/xen/xen-ops.h b/arch/arm64/include/asm/xen/xen-ops.h
> new file mode 100644
> index 0000000..ec154e7
> --- /dev/null
> +++ b/arch/arm64/include/asm/xen/xen-ops.h
> @@ -0,0 +1,6 @@
> +#ifndef _ASM_XEN_OPS_H
> +#define _ASM_XEN_OPS_H
> +
> +void xen_efi_runtime_setup(void);
> +
> +#endif /* _ASM_XEN_OPS_H */
> diff --git a/arch/arm64/xen/Makefile b/arch/arm64/xen/Makefile
> index 74a8d87..62e6fe2 100644
> --- a/arch/arm64/xen/Makefile
> +++ b/arch/arm64/xen/Makefile
> @@ -1,2 +1,3 @@
> xen-arm-y += $(addprefix ../../arm/xen/, enlighten.o grant-table.o p2m.o mm.o)
> obj-y := xen-arm.o hypercall.o
> +obj-$(CONFIG_XEN_EFI) += efi.o
> diff --git a/arch/arm64/xen/efi.c b/arch/arm64/xen/efi.c
> new file mode 100644
> index 0000000..b9cae65
> --- /dev/null
> +++ b/arch/arm64/xen/efi.c
> @@ -0,0 +1,40 @@
> +/*
> + * Copyright (c) 2015, Linaro Limited, Shannon Zhao
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License along
> + * with this program. If not, see <http://www.gnu.org/licenses/>.
> + */
> +
> +#include <linux/efi.h>
> +#include <xen/xen-ops.h>
> +#include <asm/xen/xen-ops.h>
> +
> +/* Set XEN EFI runtime services function pointers. Other fileds of struct efi,
^ fields
Reviewed-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
> + * e.g. efi.systab, will be set like normal EFI.
> + */
> +void __init xen_efi_runtime_setup(void)
> +{
> + efi.get_time = xen_efi_get_time;
> + efi.set_time = xen_efi_set_time;
> + efi.get_wakeup_time = xen_efi_get_wakeup_time;
> + efi.set_wakeup_time = xen_efi_set_wakeup_time;
> + efi.get_variable = xen_efi_get_variable;
> + efi.get_next_variable = xen_efi_get_next_variable;
> + efi.set_variable = xen_efi_set_variable;
> + efi.query_variable_info = xen_efi_query_variable_info;
> + efi.update_capsule = xen_efi_update_capsule;
> + efi.query_capsule_caps = xen_efi_query_capsule_caps;
> + efi.get_next_high_mono_count = xen_efi_get_next_high_mono_count;
> + efi.reset_system = NULL; /* Functionality provided by Xen. */
> +}
> +EXPORT_SYMBOL_GPL(xen_efi_runtime_setup);
> diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig
> index 73708ac..27d216a 100644
> --- a/drivers/xen/Kconfig
> +++ b/drivers/xen/Kconfig
> @@ -268,7 +268,7 @@ config XEN_HAVE_PVMMU
>
> config XEN_EFI
> def_bool y
> - depends on X86_64 && EFI
> + depends on (ARM64 || X86_64) && EFI
>
> config XEN_AUTO_XLATE
> def_bool y
> --
> 2.0.4
>
>
next prev parent reply other threads:[~2016-01-25 16:47 UTC|newest]
Thread overview: 144+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-23 3:19 [PATCH v3 00/17] Add ACPI support for Xen Dom0 on ARM64 Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` [PATCH v3 01/17] Xen: ACPI: Hide UART used by Xen Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-25 12:20 ` Stefano Stabellini
2016-01-25 12:20 ` Stefano Stabellini
2016-01-25 12:20 ` Stefano Stabellini
2016-01-25 12:20 ` Stefano Stabellini
2016-01-23 3:19 ` [PATCH v3 02/17] xen/grant-table: Move xlated_setup_gnttab_pages to common place Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` [PATCH v3 03/17] Xen: xlate: Use page_to_xen_pfn instead of page_to_pfn Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-25 13:55 ` Stefano Stabellini
2016-01-25 13:55 ` Stefano Stabellini
2016-01-25 13:55 ` Stefano Stabellini
2016-01-25 13:55 ` Stefano Stabellini
2016-01-23 3:19 ` [PATCH v3 04/17] arm/xen: Use xen_xlate_map_ballooned_pages to setup grant table Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` [PATCH v3 05/17] xen: memory : Add new XENMAPSPACE type XENMAPSPACE_dev_mmio Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` [PATCH v3 06/17] Xen: ARM: Add support for mapping platform device mmio Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` [PATCH v3 07/17] Xen: ARM: Add support for mapping AMBA " Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` [PATCH v3 08/17] Xen: public/hvm: sync changes of HVM_PARAM_CALLBACK_VIA ABI from Xen Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-25 15:06 ` Stefano Stabellini
2016-01-25 15:06 ` Stefano Stabellini
2016-01-25 15:06 ` Stefano Stabellini
2016-01-25 15:06 ` Stefano Stabellini
2016-01-23 3:19 ` [PATCH v3 09/17] xen/hvm/params: Add a new delivery type for event-channel in HVM_PARAM_CALLBACK_IRQ Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-25 15:08 ` Stefano Stabellini
2016-01-25 15:08 ` Stefano Stabellini
2016-01-25 15:08 ` Stefano Stabellini
2016-01-25 15:08 ` Stefano Stabellini
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` [PATCH v3 10/17] arm/xen: Get event-channel irq through HVM_PARAM when booting with ACPI Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-25 15:19 ` Stefano Stabellini
2016-01-25 15:19 ` Stefano Stabellini
2016-01-25 15:19 ` Stefano Stabellini
2016-01-25 15:19 ` Stefano Stabellini
2016-01-23 3:19 ` [PATCH v3 11/17] ARM: XEN: Move xen_early_init() before efi_init() Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-25 15:25 ` Stefano Stabellini
2016-01-25 15:25 ` Stefano Stabellini
2016-01-25 15:25 ` Stefano Stabellini
2016-01-25 15:25 ` Stefano Stabellini
2016-01-23 3:19 ` [PATCH v3 12/17] ARM64: ACPI: Check if it runs on Xen to enable or disable ACPI Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-25 15:32 ` Stefano Stabellini
2016-01-25 15:32 ` Stefano Stabellini
2016-01-25 15:32 ` Stefano Stabellini
2016-01-25 15:32 ` Stefano Stabellini
2016-01-27 8:27 ` Hanjun Guo
2016-01-27 8:27 ` Hanjun Guo
2016-01-27 8:57 ` Shannon Zhao
2016-01-27 8:57 ` Shannon Zhao
2016-01-27 8:57 ` Shannon Zhao
2016-01-27 8:57 ` Shannon Zhao
2016-01-27 8:27 ` Hanjun Guo
2016-01-23 3:19 ` [PATCH v3 13/17] ARM: Xen: Document UEFI support on Xen ARM virtual platforms Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-25 15:50 ` Stefano Stabellini
2016-01-25 15:50 ` Stefano Stabellini
2016-01-25 15:50 ` Stefano Stabellini
2016-01-25 15:59 ` Mark Rutland
2016-01-25 15:59 ` Mark Rutland
2016-01-25 15:59 ` Mark Rutland
2016-01-25 16:06 ` Stefano Stabellini
2016-01-25 16:06 ` Stefano Stabellini
2016-01-25 16:06 ` Stefano Stabellini
2016-01-25 16:06 ` Stefano Stabellini
2016-01-25 15:50 ` Stefano Stabellini
2016-01-23 3:19 ` [PATCH v3 14/17] XEN: EFI: Move x86 specific codes to architecture directory Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-25 16:44 ` Stefano Stabellini
2016-01-25 16:44 ` Stefano Stabellini
2016-01-25 16:44 ` Stefano Stabellini
2016-01-26 8:16 ` Shannon Zhao
2016-01-26 8:16 ` Shannon Zhao
2016-01-26 8:16 ` Shannon Zhao
2016-01-26 8:16 ` Shannon Zhao
2016-01-26 11:31 ` Stefano Stabellini
2016-01-26 11:31 ` Stefano Stabellini
2016-01-26 11:31 ` Stefano Stabellini
2016-01-26 12:26 ` Shannon Zhao
2016-01-26 12:26 ` Shannon Zhao
2016-01-26 12:26 ` Shannon Zhao
2016-01-26 12:26 ` Shannon Zhao
2016-01-26 11:31 ` Stefano Stabellini
2016-01-25 16:44 ` Stefano Stabellini
2016-01-23 3:19 ` [PATCH v3 15/17] ARM64: XEN: Add a function to initialize Xen specific UEFI runtime services Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-25 16:47 ` Stefano Stabellini [this message]
2016-01-25 16:47 ` Stefano Stabellini
2016-01-25 16:47 ` Stefano Stabellini
2016-01-25 16:47 ` Stefano Stabellini
2016-01-23 3:19 ` [PATCH v3 16/17] FDT: Add a helper to get specified name subnode Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-26 12:11 ` Stefano Stabellini
2016-01-26 12:11 ` Stefano Stabellini
2016-01-26 12:11 ` Stefano Stabellini
2016-01-26 12:27 ` Shannon Zhao
2016-01-26 12:27 ` Shannon Zhao
2016-01-26 12:27 ` Shannon Zhao
2016-01-26 12:27 ` Shannon Zhao
2016-01-26 12:11 ` Stefano Stabellini
2016-01-23 3:19 ` [PATCH v3 17/17] Xen: EFI: Parse DT parameters for Xen specific UEFI Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-23 3:19 ` Shannon Zhao
2016-01-26 11:41 ` Stefano Stabellini
2016-01-26 11:41 ` Stefano Stabellini
2016-01-26 11:41 ` Stefano Stabellini
2016-01-26 11:41 ` Stefano Stabellini
2016-01-26 12:05 ` Matt Fleming
2016-01-26 12:05 ` Matt Fleming
2016-01-26 12:05 ` Matt Fleming
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