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Message-ID: <OF1B185198.8D225D85-ON482575D0.00235FF4-482575D0.0023D06F@sunplusct.com>
Date: Tue, 9 Jun 2009 14:26:53 +0800
From: liqin.chen@...plusct.com
To: linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: Arnd Bergmann <arnd@...db.de>,
Andrew Morton <akpm@...ux-foundation.org>,
torvalds@...ux-foundation.org
Subject: [PATCH 07/27] score: create head files elf.h emergency-restart.h errno.h
>From 92de1d59c5c52dc1d64a9f6918b46afa4135afa3 Mon Sep 17 00:00:00 2001
From: Chen Liqin <liqin.chen@...plusct.com>
Date: Tue, 9 Jun 2009 13:43:08 +0800
Signed-off-by: Chen Liqin <liqin.chen@...plusct.com>
---
arch/score/include/asm/elf.h | 99
++++++++++++++++++++++++++++
arch/score/include/asm/emergency-restart.h | 6 ++
arch/score/include/asm/errno.h | 7 ++
3 files changed, 112 insertions(+), 0 deletions(-)
create mode 100644 arch/score/include/asm/elf.h
create mode 100644 arch/score/include/asm/emergency-restart.h
create mode 100644 arch/score/include/asm/errno.h
diff --git a/arch/score/include/asm/elf.h b/arch/score/include/asm/elf.h
new file mode 100644
index 0000000..8324363
--- /dev/null
+++ b/arch/score/include/asm/elf.h
@@ -0,0 +1,99 @@
+#ifndef _ASM_SCORE_ELF_H
+#define _ASM_SCORE_ELF_H
+
+/* ELF register definitions */
+#define ELF_NGREG 45
+#define ELF_NFPREG 33
+#define EM_SCORE7 135
+
+/* Relocation types. */
+#define R_SCORE_NONE 0
+#define R_SCORE_HI16 1
+#define R_SCORE_LO16 2
+#define R_SCORE_BCMP 3
+#define R_SCORE_24 4
+#define R_SCORE_PC19 5
+#define R_SCORE16_11 6
+#define R_SCORE16_PC8 7
+#define R_SCORE_ABS32 8
+#define R_SCORE_ABS16 9
+#define R_SCORE_DUMMY2 10
+#define R_SCORE_GP15 11
+#define R_SCORE_GNU_VTINHERIT 12
+#define R_SCORE_GNU_VTENTRY 13
+#define R_SCORE_GOT15 14
+#define R_SCORE_GOT_LO16 15
+#define R_SCORE_CALL15 16
+#define R_SCORE_GPREL32 17
+#define R_SCORE_REL32 18
+#define R_SCORE_DUMMY_HI16 19
+#define R_SCORE_IMM30 20
+#define R_SCORE_IMM32 21
+
+typedef unsigned long elf_greg_t;
+typedef elf_greg_t elf_gregset_t[ELF_NGREG];
+
+typedef double elf_fpreg_t;
+typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
+
+#define elf_check_arch(x) ((x)->e_machine == EM_SCORE7)
+
+/*
+ * These are used to set parameters in the core dumps.
+ */
+#define ELF_CLASS ELFCLASS32
+
+/*
+ * These are used to set parameters in the core dumps.
+ */
+#define ELF_DATA ELFDATA2LSB
+#define ELF_ARCH EM_SCORE7
+
+#define SET_PERSONALITY(ex) \
+do { \
+ set_personality(PER_LINUX); \
+} while (0)
+
+struct task_struct;
+struct pt_regs;
+
+#define USE_ELF_CORE_DUMP
+#define ELF_EXEC_PAGESIZE PAGE_SIZE
+
+/* This yields a mask that user programs can use to figure out what
+ instruction set this cpu supports. This could be done in userspace,
+ but it's not easy, and we've already done it here. */
+
+#define ELF_HWCAP (0)
+
+/* This yields a string that ld.so will use to load implementation
+ specific libraries for optimization. This is more specific in
+ intent than poking at uname or /proc/cpuinfo.
+
+ For the moment, we have only optimizations for the Intel generations,
+ but that could change... */
+
+#define ELF_PLATFORM (NULL)
+
+#define ELF_PLAT_INIT(_r, load_addr) \
+do { \
+ _r->regs[1] = _r->regs[2] = _r->regs[3] = _r->regs[4] = 0; \
+ _r->regs[5] = _r->regs[6] = _r->regs[7] = _r->regs[8] = 0; \
+ _r->regs[9] = _r->regs[10] = _r->regs[11] = _r->regs[12] = 0; \
+ _r->regs[13] = _r->regs[14] = _r->regs[15] = _r->regs[16] = 0; \
+ _r->regs[17] = _r->regs[18] = _r->regs[19] = _r->regs[20] = 0; \
+ _r->regs[21] = _r->regs[22] = _r->regs[23] = _r->regs[24] = 0; \
+ _r->regs[25] = _r->regs[26] = _r->regs[27] = _r->regs[28] = 0; \
+ _r->regs[30] = _r->regs[31] = 0; \
+} while (0)
+
+/* This is the location that an ET_DYN program is loaded if exec'ed.
Typical
+ use of this is to invoke "./ld.so someprog" to test out a new version
of
+ the loader. We need to make sure that it is out of the way of the
program
+ that it will "exec", and that there is sufficient room for the brk. */
+
+#ifndef ELF_ET_DYN_BASE
+#define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2)
+#endif
+
+#endif /* _ASM_SCORE_ELF_H */
diff --git a/arch/score/include/asm/emergency-restart.h
b/arch/score/include/asm/emergency-restart.h
new file mode 100644
index 0000000..ca31e98
--- /dev/null
+++ b/arch/score/include/asm/emergency-restart.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_EMERGENCY_RESTART_H
+#define _ASM_SCORE_EMERGENCY_RESTART_H
+
+#include <asm-generic/emergency-restart.h>
+
+#endif /* _ASM_SCORE_EMERGENCY_RESTART_H */
diff --git a/arch/score/include/asm/errno.h
b/arch/score/include/asm/errno.h
new file mode 100644
index 0000000..7cd3e1f
--- /dev/null
+++ b/arch/score/include/asm/errno.h
@@ -0,0 +1,7 @@
+#ifndef _ASM_SCORE_ERRNO_H
+#define _ASM_SCORE_ERRNO_H
+
+#include <asm-generic/errno.h>
+#define EMAXERRNO 1024
+
+#endif /* _ASM_SCORE_ERRNO_H */
--
1.6.2
--
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