Add ELF-related definitions for LoongArch, including: EM_LOONGARCH,
KEXEC_ARCH_LOONGARCH, AUDIT_ARCH_LOONGARCH32, AUDIT_ARCH_LOONGARCH64
and NT_LOONGARCH_*.
Reviewed-by: WANG Xuerui <git@xxxxxxxxxx>
Reviewed-by: Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx>
Signed-off-by: Huacai Chen <chenhuacai@xxxxxxxxxxx>
---
include/uapi/linux/audit.h | 2 ++
include/uapi/linux/elf-em.h | 1 +
include/uapi/linux/elf.h | 5 +++++
include/uapi/linux/kexec.h | 1 +
scripts/sorttable.c | 5 +++++
5 files changed, 14 insertions(+)
diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
index 8eda133ca4c1..7c1dc818b1d5 100644
--- a/include/uapi/linux/audit.h
+++ b/include/uapi/linux/audit.h
@@ -439,6 +439,8 @@ enum {
#define AUDIT_ARCH_UNICORE (EM_UNICORE|__AUDIT_ARCH_LE)
#define AUDIT_ARCH_X86_64 (EM_X86_64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
#define AUDIT_ARCH_XTENSA (EM_XTENSA)
+#define AUDIT_ARCH_LOONGARCH32 (EM_LOONGARCH|__AUDIT_ARCH_LE)
+#define AUDIT_ARCH_LOONGARCH64 (EM_LOONGARCH|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
#define AUDIT_PERM_EXEC 1
#define AUDIT_PERM_WRITE 2
diff --git a/include/uapi/linux/elf-em.h b/include/uapi/linux/elf-em.h
index f47e853546fa..ef38c2bc5ab7 100644
--- a/include/uapi/linux/elf-em.h
+++ b/include/uapi/linux/elf-em.h
@@ -51,6 +51,7 @@
#define EM_RISCV 243 /* RISC-V */
#define EM_BPF 247 /* Linux BPF - in-kernel virtual machine */
#define EM_CSKY 252 /* C-SKY */
+#define EM_LOONGARCH 258 /* LoongArch */
#define EM_FRV 0x5441 /* Fujitsu FR-V */
/*
diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h
index c4abd09c3da9..2b9f5e9985e5 100644
--- a/include/uapi/linux/elf.h
+++ b/include/uapi/linux/elf.h
@@ -438,6 +438,11 @@ typedef struct elf64_shdr {
#define NT_MIPS_DSP 0x800 /* MIPS DSP ASE registers */
#define NT_MIPS_FP_MODE 0x801 /* MIPS floating-point mode */
#define NT_MIPS_MSA 0x802 /* MIPS SIMD registers */
+#define NT_LOONGARCH_CPUCFG 0xa00 /* LoongArch CPU config registers */
+#define NT_LOONGARCH_CSR 0xa01 /* LoongArch control and status registers */
+#define NT_LOONGARCH_LSX 0xa02 /* LoongArch Loongson SIMD Extension registers */
+#define NT_LOONGARCH_LASX 0xa03 /* LoongArch Loongson Advanced SIMD Extension registers */
+#define NT_LOONGARCH_LBT 0xa04 /* LoongArch Loongson Binary Translation registers */
/* Note types with note name "GNU" */
#define NT_GNU_PROPERTY_TYPE_0 5
diff --git a/include/uapi/linux/kexec.h b/include/uapi/linux/kexec.h
index fb7e2ef60825..981016e05cfa 100644
--- a/include/uapi/linux/kexec.h
+++ b/include/uapi/linux/kexec.h
@@ -43,6 +43,7 @@
#define KEXEC_ARCH_MIPS ( 8 << 16)
#define KEXEC_ARCH_AARCH64 (183 << 16)
#define KEXEC_ARCH_RISCV (243 << 16)
+#define KEXEC_ARCH_LOONGARCH (258 << 16)
/* The artificial cap on the number of segments passed to kexec_load. */
#define KEXEC_SEGMENT_MAX 16
diff --git a/scripts/sorttable.c b/scripts/sorttable.c
index d00504c5f530..fba40e99f354 100644
--- a/scripts/sorttable.c
+++ b/scripts/sorttable.c
@@ -60,6 +60,10 @@
#define EM_RISCV 243
#endif
+#ifndef EM_LOONGARCH
+#define EM_LOONGARCH 258
+#endif
+
static uint32_t (*r)(const uint32_t *);
static uint16_t (*r2)(const uint16_t *);
static uint64_t (*r8)(const uint64_t *);
@@ -313,6 +317,7 @@ static int do_file(char const *const fname, void *addr)
case EM_ARCOMPACT:
case EM_ARCV2:
case EM_ARM:
+ case EM_LOONGARCH:
case EM_MICROBLAZE:
case EM_MIPS:
case EM_XTENSA:
--
2.27.0
