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-rw-r--r--arch/loongarch/include/uapi/asm/Kbuild1
-rw-r--r--arch/loongarch/include/uapi/asm/hwcap.h1
-rw-r--r--arch/loongarch/include/uapi/asm/kvm.h7
-rw-r--r--arch/loongarch/include/uapi/asm/kvm_para.h2
-rw-r--r--arch/loongarch/include/uapi/asm/ptrace.h50
-rw-r--r--arch/loongarch/include/uapi/asm/setup.h8
-rw-r--r--arch/loongarch/include/uapi/asm/unistd.h6
7 files changed, 58 insertions, 17 deletions
diff --git a/arch/loongarch/include/uapi/asm/Kbuild b/arch/loongarch/include/uapi/asm/Kbuild
index 517761419999..89ac01faa5ae 100644
--- a/arch/loongarch/include/uapi/asm/Kbuild
+++ b/arch/loongarch/include/uapi/asm/Kbuild
@@ -1,2 +1,3 @@
# SPDX-License-Identifier: GPL-2.0
+syscall-y += unistd_32.h
syscall-y += unistd_64.h
diff --git a/arch/loongarch/include/uapi/asm/hwcap.h b/arch/loongarch/include/uapi/asm/hwcap.h
index 2b34e56cfa9e..49519b4362c6 100644
--- a/arch/loongarch/include/uapi/asm/hwcap.h
+++ b/arch/loongarch/include/uapi/asm/hwcap.h
@@ -18,5 +18,6 @@
#define HWCAP_LOONGARCH_LBT_MIPS (1 << 12)
#define HWCAP_LOONGARCH_PTW (1 << 13)
#define HWCAP_LOONGARCH_LSPW (1 << 14)
+#define HWCAP_LOONGARCH_SCQ (1 << 15)
#endif /* _UAPI_ASM_HWCAP_H */
diff --git a/arch/loongarch/include/uapi/asm/kvm.h b/arch/loongarch/include/uapi/asm/kvm.h
index 5f354f5c6847..cd0b5c11ca9c 100644
--- a/arch/loongarch/include/uapi/asm/kvm.h
+++ b/arch/loongarch/include/uapi/asm/kvm.h
@@ -103,6 +103,9 @@ struct kvm_fpu {
#define KVM_LOONGARCH_VM_FEAT_PMU 5
#define KVM_LOONGARCH_VM_FEAT_PV_IPI 6
#define KVM_LOONGARCH_VM_FEAT_PV_STEALTIME 7
+#define KVM_LOONGARCH_VM_FEAT_PTW 8
+#define KVM_LOONGARCH_VM_FEAT_MSGINT 9
+#define KVM_LOONGARCH_VM_FEAT_PV_PREEMPT 10
/* Device Control API on vcpu fd */
#define KVM_LOONGARCH_VCPU_CPUCFG 0
@@ -152,4 +155,8 @@ struct kvm_iocsr_entry {
#define KVM_DEV_LOONGARCH_PCH_PIC_GRP_CTRL 0x40000006
#define KVM_DEV_LOONGARCH_PCH_PIC_CTRL_INIT 0
+#define KVM_DEV_LOONGARCH_DMSINTC_GRP_CTRL 0x40000007
+#define KVM_DEV_LOONGARCH_DMSINTC_MSG_ADDR_BASE 0x0
+#define KVM_DEV_LOONGARCH_DMSINTC_MSG_ADDR_SIZE 0x1
+
#endif /* __UAPI_ASM_LOONGARCH_KVM_H */
diff --git a/arch/loongarch/include/uapi/asm/kvm_para.h b/arch/loongarch/include/uapi/asm/kvm_para.h
index b0604aa9b4bb..d28cbcadd276 100644
--- a/arch/loongarch/include/uapi/asm/kvm_para.h
+++ b/arch/loongarch/include/uapi/asm/kvm_para.h
@@ -15,7 +15,9 @@
#define CPUCFG_KVM_FEATURE (CPUCFG_KVM_BASE + 4)
#define KVM_FEATURE_IPI 1
#define KVM_FEATURE_STEAL_TIME 2
+#define KVM_FEATURE_PREEMPT 3
/* BIT 24 - 31 are features configurable by user space vmm */
#define KVM_FEATURE_VIRT_EXTIOI 24
+#define KVM_FEATURE_USER_HCALL 25
#endif /* _UAPI_ASM_KVM_PARA_H */
diff --git a/arch/loongarch/include/uapi/asm/ptrace.h b/arch/loongarch/include/uapi/asm/ptrace.h
index ac915f841650..b35c794323bc 100644
--- a/arch/loongarch/include/uapi/asm/ptrace.h
+++ b/arch/loongarch/include/uapi/asm/ptrace.h
@@ -10,10 +10,6 @@
#include <linux/types.h>
-#ifndef __KERNEL__
-#include <stdint.h>
-#endif
-
/*
* For PTRACE_{POKE,PEEK}USR. 0 - 31 are GPRs,
* 32 is syscall's original ARG0, 33 is PC, 34 is BADVADDR.
@@ -41,37 +37,57 @@ struct user_pt_regs {
} __attribute__((aligned(8)));
struct user_fp_state {
- uint64_t fpr[32];
- uint64_t fcc;
- uint32_t fcsr;
+ __u64 fpr[32];
+ __u64 fcc;
+ __u32 fcsr;
};
struct user_lsx_state {
/* 32 registers, 128 bits width per register. */
- uint64_t vregs[32*2];
+ __u64 vregs[32*2];
};
struct user_lasx_state {
/* 32 registers, 256 bits width per register. */
- uint64_t vregs[32*4];
+ __u64 vregs[32*4];
};
struct user_lbt_state {
- uint64_t scr[4];
- uint32_t eflags;
- uint32_t ftop;
+ __u64 scr[4];
+ __u32 eflags;
+ __u32 ftop;
};
struct user_watch_state {
- uint64_t dbg_info;
+ __u64 dbg_info;
struct {
- uint64_t addr;
- uint64_t mask;
- uint32_t ctrl;
- uint32_t pad;
+#if __BITS_PER_LONG == 32
+ __u32 addr;
+ __u32 mask;
+#else
+ __u64 addr;
+ __u64 mask;
+#endif
+ __u32 ctrl;
+ __u32 pad;
} dbg_regs[8];
};
+struct user_watch_state_v2 {
+ __u64 dbg_info;
+ struct {
+#if __BITS_PER_LONG == 32
+ __u32 addr;
+ __u32 mask;
+#else
+ __u64 addr;
+ __u64 mask;
+#endif
+ __u32 ctrl;
+ __u32 pad;
+ } dbg_regs[14];
+};
+
#define PTRACE_SYSEMU 0x1f
#define PTRACE_SYSEMU_SINGLESTEP 0x20
diff --git a/arch/loongarch/include/uapi/asm/setup.h b/arch/loongarch/include/uapi/asm/setup.h
new file mode 100644
index 000000000000..d46363ce3e02
--- /dev/null
+++ b/arch/loongarch/include/uapi/asm/setup.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+
+#ifndef _UAPI_ASM_LOONGARCH_SETUP_H
+#define _UAPI_ASM_LOONGARCH_SETUP_H
+
+#define COMMAND_LINE_SIZE 4096
+
+#endif /* _UAPI_ASM_LOONGARCH_SETUP_H */
diff --git a/arch/loongarch/include/uapi/asm/unistd.h b/arch/loongarch/include/uapi/asm/unistd.h
index 1f01980f9c94..e19c7f2f9f87 100644
--- a/arch/loongarch/include/uapi/asm/unistd.h
+++ b/arch/loongarch/include/uapi/asm/unistd.h
@@ -1,3 +1,9 @@
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#include <asm/bitsperlong.h>
+
+#if __BITS_PER_LONG == 32
+#include <asm/unistd_32.h>
+#else
#include <asm/unistd_64.h>
+#endif