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-rw-r--r--arch/arm64/boot/dts/amlogic/meson-gx.dtsi16
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts16
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi16
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi4
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-gxl-nexbox-a95x.dts16
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-gxl.dtsi6
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts16
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-gxm.dtsi4
-rw-r--r--arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts2
-rw-r--r--arch/arm64/boot/dts/qcom/msm8996.dtsi10
-rw-r--r--arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts2
-rw-r--r--arch/arm64/configs/defconfig1
-rw-r--r--arch/arm64/include/asm/asm-uaccess.h65
-rw-r--r--arch/arm64/include/asm/current.h10
-rw-r--r--arch/arm64/include/asm/uaccess.h64
-rw-r--r--arch/arm64/kernel/entry.S2
-rw-r--r--arch/arm64/lib/clear_user.S2
-rw-r--r--arch/arm64/lib/copy_from_user.S2
-rw-r--r--arch/arm64/lib/copy_in_user.S2
-rw-r--r--arch/arm64/lib/copy_to_user.S2
-rw-r--r--arch/arm64/mm/cache.S2
-rw-r--r--arch/arm64/mm/dma-mapping.c3
-rw-r--r--arch/arm64/mm/fault.c8
-rw-r--r--arch/arm64/mm/init.c3
-rw-r--r--arch/arm64/xen/hypercall.S2
25 files changed, 195 insertions, 81 deletions
diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
index fc033c0..eada0b5 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
@@ -356,5 +356,21 @@
status = "disabled";
};
};
+
+ vpu: vpu@d0100000 {
+ compatible = "amlogic,meson-gx-vpu";
+ reg = <0x0 0xd0100000 0x0 0x100000>,
+ <0x0 0xc883c000 0x0 0x1000>,
+ <0x0 0xc8838000 0x0 0x1000>;
+ reg-names = "vpu", "hhi", "dmc";
+ interrupts = <GIC_SPI 3 IRQ_TYPE_EDGE_RISING>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* CVBS VDAC output port */
+ cvbs_vdac_port: port@0 {
+ reg = <0>;
+ };
+ };
};
};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts
index 9696820..4cbd626 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts
@@ -142,6 +142,16 @@
clocks = <&wifi32k>;
clock-names = "ext_clock";
};
+
+ cvbs-connector {
+ compatible = "composite-video-connector";
+
+ port {
+ cvbs_connector_in: endpoint {
+ remote-endpoint = <&cvbs_vdac_out>;
+ };
+ };
+ };
};
&uart_AO {
@@ -229,3 +239,9 @@
clocks = <&clkc CLKID_FCLK_DIV4>;
clock-names = "clkin0";
};
+
+&cvbs_vdac_port {
+ cvbs_vdac_out: endpoint {
+ remote-endpoint = <&cvbs_connector_in>;
+ };
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi
index 203be28..4a96e0f 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi
@@ -125,6 +125,16 @@
clocks = <&wifi32k>;
clock-names = "ext_clock";
};
+
+ cvbs-connector {
+ compatible = "composite-video-connector";
+
+ port {
+ cvbs_connector_in: endpoint {
+ remote-endpoint = <&cvbs_vdac_out>;
+ };
+ };
+ };
};
/* This UART is brought out to the DB9 connector */
@@ -234,3 +244,9 @@
clocks = <&clkc CLKID_FCLK_DIV4>;
clock-names = "clkin0";
};
+
+&cvbs_vdac_port {
+ cvbs_vdac_out: endpoint {
+ remote-endpoint = <&cvbs_connector_in>;
+ };
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
index 51edd5b5..596240c 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
@@ -506,3 +506,7 @@
<&clkc CLKID_FCLK_DIV2>;
clock-names = "core", "clkin0", "clkin1";
};
+
+&vpu {
+ compatible = "amlogic,meson-gxbb-vpu", "amlogic,meson-gx-vpu";
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-nexbox-a95x.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-nexbox-a95x.dts
index e99101a..cea4a3e 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-nexbox-a95x.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-nexbox-a95x.dts
@@ -117,6 +117,16 @@
clocks = <&wifi32k>;
clock-names = "ext_clock";
};
+
+ cvbs-connector {
+ compatible = "composite-video-connector";
+
+ port {
+ cvbs_connector_in: endpoint {
+ remote-endpoint = <&cvbs_vdac_out>;
+ };
+ };
+ };
};
&uart_AO {
@@ -203,3 +213,9 @@
clocks = <&clkc CLKID_FCLK_DIV4>;
clock-names = "clkin0";
};
+
+&cvbs_vdac_port {
+ cvbs_vdac_out: endpoint {
+ remote-endpoint = <&cvbs_connector_in>;
+ };
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
index 9f89b99..6921624 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
@@ -43,7 +43,7 @@
#include "meson-gx.dtsi"
#include <dt-bindings/clock/gxbb-clkc.h>
-#include <dt-bindings/gpio/meson-gxbb-gpio.h>
+#include <dt-bindings/gpio/meson-gxl-gpio.h>
/ {
compatible = "amlogic,meson-gxl";
@@ -299,3 +299,7 @@
<&clkc CLKID_FCLK_DIV2>;
clock-names = "core", "clkin0", "clkin1";
};
+
+&vpu {
+ compatible = "amlogic,meson-gxl-vpu", "amlogic,meson-gx-vpu";
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts
index f859d75..5a337d3 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts
@@ -90,6 +90,16 @@
compatible = "mmc-pwrseq-emmc";
reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
};
+
+ cvbs-connector {
+ compatible = "composite-video-connector";
+
+ port {
+ cvbs_connector_in: endpoint {
+ remote-endpoint = <&cvbs_vdac_out>;
+ };
+ };
+ };
};
/* This UART is brought out to the DB9 connector */
@@ -167,3 +177,9 @@
max-speed = <1000>;
};
};
+
+&cvbs_vdac_port {
+ cvbs_vdac_out: endpoint {
+ remote-endpoint = <&cvbs_connector_in>;
+ };
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxm.dtsi
index c1974bb..eb2f0c3 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm.dtsi
@@ -112,3 +112,7 @@
};
};
};
+
+&vpu {
+ compatible = "amlogic,meson-gxm-vpu", "amlogic,meson-gx-vpu";
+};
diff --git a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts
index a852e28..a83ed2c 100644
--- a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts
+++ b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts
@@ -81,7 +81,7 @@
#address-cells = <0>;
interrupt-controller;
reg = <0x0 0x2c001000 0 0x1000>,
- <0x0 0x2c002000 0 0x1000>,
+ <0x0 0x2c002000 0 0x2000>,
<0x0 0x2c004000 0 0x2000>,
<0x0 0x2c006000 0 0x2000>;
interrupts = <1 9 0xf04>;
diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
index 9d1d7ad..29ed6b6 100644
--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
@@ -64,6 +64,16 @@
reg = <0x0 0x86000000 0x0 0x200000>;
no-map;
};
+
+ memory@85800000 {
+ reg = <0x0 0x85800000 0x0 0x800000>;
+ no-map;
+ };
+
+ memory@86200000 {
+ reg = <0x0 0x86200000 0x0 0x2600000>;
+ no-map;
+ };
};
cpus {
diff --git a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
index 6ffb051..dbea2c3 100644
--- a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
@@ -169,7 +169,7 @@
power-source = <3300>;
};
- sdhi0_pins_uhs: sd0 {
+ sdhi0_pins_uhs: sd0_uhs {
groups = "sdhi0_data4", "sdhi0_ctrl";
function = "sdhi0";
power-source = <1800>;
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index 869dded..33b744d 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -331,6 +331,7 @@ CONFIG_DRM_VC4=m
CONFIG_DRM_PANEL_SIMPLE=m
CONFIG_DRM_I2C_ADV7511=m
CONFIG_DRM_HISI_KIRIN=m
+CONFIG_DRM_MESON=m
CONFIG_FB=y
CONFIG_FB_ARMCLCD=y
CONFIG_BACKLIGHT_GENERIC=m
diff --git a/arch/arm64/include/asm/asm-uaccess.h b/arch/arm64/include/asm/asm-uaccess.h
new file mode 100644
index 0000000..df411f3
--- /dev/null
+++ b/arch/arm64/include/asm/asm-uaccess.h
@@ -0,0 +1,65 @@
+#ifndef __ASM_ASM_UACCESS_H
+#define __ASM_ASM_UACCESS_H
+
+#include <asm/alternative.h>
+#include <asm/kernel-pgtable.h>
+#include <asm/sysreg.h>
+#include <asm/assembler.h>
+
+/*
+ * User access enabling/disabling macros.
+ */
+#ifdef CONFIG_ARM64_SW_TTBR0_PAN
+ .macro __uaccess_ttbr0_disable, tmp1
+ mrs \tmp1, ttbr1_el1 // swapper_pg_dir
+ add \tmp1, \tmp1, #SWAPPER_DIR_SIZE // reserved_ttbr0 at the end of swapper_pg_dir
+ msr ttbr0_el1, \tmp1 // set reserved TTBR0_EL1
+ isb
+ .endm
+
+ .macro __uaccess_ttbr0_enable, tmp1
+ get_thread_info \tmp1
+ ldr \tmp1, [\tmp1, #TSK_TI_TTBR0] // load saved TTBR0_EL1
+ msr ttbr0_el1, \tmp1 // set the non-PAN TTBR0_EL1
+ isb
+ .endm
+
+ .macro uaccess_ttbr0_disable, tmp1
+alternative_if_not ARM64_HAS_PAN
+ __uaccess_ttbr0_disable \tmp1
+alternative_else_nop_endif
+ .endm
+
+ .macro uaccess_ttbr0_enable, tmp1, tmp2
+alternative_if_not ARM64_HAS_PAN
+ save_and_disable_irq \tmp2 // avoid preemption
+ __uaccess_ttbr0_enable \tmp1
+ restore_irq \tmp2
+alternative_else_nop_endif
+ .endm
+#else
+ .macro uaccess_ttbr0_disable, tmp1
+ .endm
+
+ .macro uaccess_ttbr0_enable, tmp1, tmp2
+ .endm
+#endif
+
+/*
+ * These macros are no-ops when UAO is present.
+ */
+ .macro uaccess_disable_not_uao, tmp1
+ uaccess_ttbr0_disable \tmp1
+alternative_if ARM64_ALT_PAN_NOT_UAO
+ SET_PSTATE_PAN(1)
+alternative_else_nop_endif
+ .endm
+
+ .macro uaccess_enable_not_uao, tmp1, tmp2
+ uaccess_ttbr0_enable \tmp1, \tmp2
+alternative_if ARM64_ALT_PAN_NOT_UAO
+ SET_PSTATE_PAN(0)
+alternative_else_nop_endif
+ .endm
+
+#endif
diff --git a/arch/arm64/include/asm/current.h b/arch/arm64/include/asm/current.h
index f2bcbe2..86c4041 100644
--- a/arch/arm64/include/asm/current.h
+++ b/arch/arm64/include/asm/current.h
@@ -9,9 +9,17 @@
struct task_struct;
+/*
+ * We don't use read_sysreg() as we want the compiler to cache the value where
+ * possible.
+ */
static __always_inline struct task_struct *get_current(void)
{
- return (struct task_struct *)read_sysreg(sp_el0);
+ unsigned long sp_el0;
+
+ asm ("mrs %0, sp_el0" : "=r" (sp_el0));
+
+ return (struct task_struct *)sp_el0;
}
#define current get_current()
diff --git a/arch/arm64/include/asm/uaccess.h b/arch/arm64/include/asm/uaccess.h
index d26750c..46da3ea 100644
--- a/arch/arm64/include/asm/uaccess.h
+++ b/arch/arm64/include/asm/uaccess.h
@@ -22,8 +22,6 @@
#include <asm/kernel-pgtable.h>
#include <asm/sysreg.h>
-#ifndef __ASSEMBLY__
-
/*
* User space memory access functions
*/
@@ -424,66 +422,4 @@ extern long strncpy_from_user(char *dest, const char __user *src, long count);
extern __must_check long strlen_user(const char __user *str);
extern __must_check long strnlen_user(const char __user *str, long n);
-#else /* __ASSEMBLY__ */
-
-#include <asm/assembler.h>
-
-/*
- * User access enabling/disabling macros.
- */
-#ifdef CONFIG_ARM64_SW_TTBR0_PAN
- .macro __uaccess_ttbr0_disable, tmp1
- mrs \tmp1, ttbr1_el1 // swapper_pg_dir
- add \tmp1, \tmp1, #SWAPPER_DIR_SIZE // reserved_ttbr0 at the end of swapper_pg_dir
- msr ttbr0_el1, \tmp1 // set reserved TTBR0_EL1
- isb
- .endm
-
- .macro __uaccess_ttbr0_enable, tmp1
- get_thread_info \tmp1
- ldr \tmp1, [\tmp1, #TSK_TI_TTBR0] // load saved TTBR0_EL1
- msr ttbr0_el1, \tmp1 // set the non-PAN TTBR0_EL1
- isb
- .endm
-
- .macro uaccess_ttbr0_disable, tmp1
-alternative_if_not ARM64_HAS_PAN
- __uaccess_ttbr0_disable \tmp1
-alternative_else_nop_endif
- .endm
-
- .macro uaccess_ttbr0_enable, tmp1, tmp2
-alternative_if_not ARM64_HAS_PAN
- save_and_disable_irq \tmp2 // avoid preemption
- __uaccess_ttbr0_enable \tmp1
- restore_irq \tmp2
-alternative_else_nop_endif
- .endm
-#else
- .macro uaccess_ttbr0_disable, tmp1
- .endm
-
- .macro uaccess_ttbr0_enable, tmp1, tmp2
- .endm
-#endif
-
-/*
- * These macros are no-ops when UAO is present.
- */
- .macro uaccess_disable_not_uao, tmp1
- uaccess_ttbr0_disable \tmp1
-alternative_if ARM64_ALT_PAN_NOT_UAO
- SET_PSTATE_PAN(1)
-alternative_else_nop_endif
- .endm
-
- .macro uaccess_enable_not_uao, tmp1, tmp2
- uaccess_ttbr0_enable \tmp1, \tmp2
-alternative_if ARM64_ALT_PAN_NOT_UAO
- SET_PSTATE_PAN(0)
-alternative_else_nop_endif
- .endm
-
-#endif /* __ASSEMBLY__ */
-
#endif /* __ASM_UACCESS_H */
diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S
index a7504f4..923841f 100644
--- a/arch/arm64/kernel/entry.S
+++ b/arch/arm64/kernel/entry.S
@@ -31,7 +31,7 @@
#include <asm/memory.h>
#include <asm/ptrace.h>
#include <asm/thread_info.h>
-#include <linux/uaccess.h>
+#include <asm/asm-uaccess.h>
#include <asm/unistd.h>
/*
diff --git a/arch/arm64/lib/clear_user.S b/arch/arm64/lib/clear_user.S
index add4a13..e88fb99 100644
--- a/arch/arm64/lib/clear_user.S
+++ b/arch/arm64/lib/clear_user.S
@@ -17,7 +17,7 @@
*/
#include <linux/linkage.h>
-#include <linux/uaccess.h>
+#include <asm/asm-uaccess.h>
.text
diff --git a/arch/arm64/lib/copy_from_user.S b/arch/arm64/lib/copy_from_user.S
index fd6cd055..4b5d826 100644
--- a/arch/arm64/lib/copy_from_user.S
+++ b/arch/arm64/lib/copy_from_user.S
@@ -17,7 +17,7 @@
#include <linux/linkage.h>
#include <asm/cache.h>
-#include <linux/uaccess.h>
+#include <asm/asm-uaccess.h>
/*
* Copy from user space to a kernel buffer (alignment handled by the hardware)
diff --git a/arch/arm64/lib/copy_in_user.S b/arch/arm64/lib/copy_in_user.S
index d828540..47184c3 100644
--- a/arch/arm64/lib/copy_in_user.S
+++ b/arch/arm64/lib/copy_in_user.S
@@ -19,7 +19,7 @@
#include <linux/linkage.h>
#include <asm/cache.h>
-#include <linux/uaccess.h>
+#include <asm/asm-uaccess.h>
/*
* Copy from user space to user space (alignment handled by the hardware)
diff --git a/arch/arm64/lib/copy_to_user.S b/arch/arm64/lib/copy_to_user.S
index 3e6ae26..351f076 100644
--- a/arch/arm64/lib/copy_to_user.S
+++ b/arch/arm64/lib/copy_to_user.S
@@ -17,7 +17,7 @@
#include <linux/linkage.h>
#include <asm/cache.h>
-#include <linux/uaccess.h>
+#include <asm/asm-uaccess.h>
/*
* Copy to user space from a kernel buffer (alignment handled by the hardware)
diff --git a/arch/arm64/mm/cache.S b/arch/arm64/mm/cache.S
index 17f422a..83c27b6e 100644
--- a/arch/arm64/mm/cache.S
+++ b/arch/arm64/mm/cache.S
@@ -23,7 +23,7 @@
#include <asm/assembler.h>
#include <asm/cpufeature.h>
#include <asm/alternative.h>
-#include <linux/uaccess.h>
+#include <asm/asm-uaccess.h>
/*
* flush_icache_range(start,end)
diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c
index 290a84f..e040827 100644
--- a/arch/arm64/mm/dma-mapping.c
+++ b/arch/arm64/mm/dma-mapping.c
@@ -524,7 +524,8 @@ EXPORT_SYMBOL(dummy_dma_ops);
static int __init arm64_dma_init(void)
{
- if (swiotlb_force || max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT))
+ if (swiotlb_force == SWIOTLB_FORCE ||
+ max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT))
swiotlb = 1;
return atomic_pool_init();
diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c
index a78a5c4..156169c 100644
--- a/arch/arm64/mm/fault.c
+++ b/arch/arm64/mm/fault.c
@@ -88,21 +88,21 @@ void show_pte(struct mm_struct *mm, unsigned long addr)
break;
pud = pud_offset(pgd, addr);
- printk(", *pud=%016llx", pud_val(*pud));
+ pr_cont(", *pud=%016llx", pud_val(*pud));
if (pud_none(*pud) || pud_bad(*pud))
break;
pmd = pmd_offset(pud, addr);
- printk(", *pmd=%016llx", pmd_val(*pmd));
+ pr_cont(", *pmd=%016llx", pmd_val(*pmd));
if (pmd_none(*pmd) || pmd_bad(*pmd))
break;
pte = pte_offset_map(pmd, addr);
- printk(", *pte=%016llx", pte_val(*pte));
+ pr_cont(", *pte=%016llx", pte_val(*pte));
pte_unmap(pte);
} while(0);
- printk("\n");
+ pr_cont("\n");
}
#ifdef CONFIG_ARM64_HW_AFDBM
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index 212c4d1..716d122 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -401,7 +401,8 @@ static void __init free_unused_memmap(void)
*/
void __init mem_init(void)
{
- if (swiotlb_force || max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT))
+ if (swiotlb_force == SWIOTLB_FORCE ||
+ max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT))
swiotlb_init(1);
set_max_mapnr(pfn_to_page(max_pfn) - mem_map);
diff --git a/arch/arm64/xen/hypercall.S b/arch/arm64/xen/hypercall.S
index 47cf3f9..947830a 100644
--- a/arch/arm64/xen/hypercall.S
+++ b/arch/arm64/xen/hypercall.S
@@ -49,7 +49,7 @@
#include <linux/linkage.h>
#include <asm/assembler.h>
-#include <linux/uaccess.h>
+#include <asm/asm-uaccess.h>
#include <xen/interface/xen.h>
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