Re: [PATCH V9 03/24] LoongArch: Add elf-related definitions

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Hi,

Commit message title could be "ELF" -- proper capitalization.

On 4/30/22 17:04, Huacai Chen wrote:
Add elf-related definitions for LoongArch, including: EM_LOONGARCH,
KEXEC_ARCH_LOONGARCH, AUDIT_ARCH_LOONGARCH32, AUDIT_ARCH_LOONGARCH64
and NT_LOONGARCH_*.

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 7ce993e6786c..1e0ae3f554f6 100644
--- a/include/uapi/linux/elf.h
+++ b/include/uapi/linux/elf.h
@@ -436,6 +436,11 @@ 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 */
These are named NT_LARCH_* in binutils source, better keep consistent?
/* 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:



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