Merge tag 'cris-for-4.3' of git://git.kernel.org/pub/scm/linux/kernel/git/jesper/cris

Pull CRIS updates from Jesper Nilsson:
 "Mostly removal of old cruft of which we can use a generic version, or
  fixes for code not commonly run in the cris port, but also additions
  to enable some good debug"

* tag 'cris-for-4.3' of git://git.kernel.org/pub/scm/linux/kernel/git/jesper/cris: (25 commits)
  CRISv10: delete unused lib/dmacopy.c
  CRISv10: delete unused lib/old_checksum.c
  CRIS: fix switch_mm() lockdep splat
  CRISv32: enable LOCKDEP_SUPPORT
  CRIS: add STACKTRACE_SUPPORT
  CRISv32: annotate irq enable in idle loop
  CRISv32: add support for irqflags tracing
  CRIS: UAPI: use generic types.h
  CRIS: UAPI: use generic shmbuf.h
  CRIS: UAPI: use generic msgbuf.h
  CRIS: UAPI: use generic socket.h
  CRIS: UAPI: use generic sembuf.h
  CRIS: UAPI: use generic sockios.h
  CRIS: UAPI: use generic auxvec.h
  CRIS: UAPI: use generic headers via Kbuild
  CRIS: UAPI: fix elf.h export
  CRIS: don't make asm/elf.h depend on asm/user.h
  CRIS: UAPI: fix ptrace.h
  CRISv32: Squash compile warnings for axisflashmap
  CRISv32: Add GPIO driver to the default configs
  ...

1 files changed, 90 insertions, 0 deletions

diff --git a/arch/cris/include/uapi/asm/elf.h b/arch/cris/include/uapi/asm/elf.h
new file mode 100644
index 000000000000..a5df05bfee66
--- /dev/null
+++ b/arch/cris/include/uapi/asm/elf.h
@@ -0,0 +1,90 @@
+#ifndef __ASMCRIS_ELF_H
+#define __ASMCRIS_ELF_H
+
+/*
+ * ELF register definitions..
+ */
+
+#ifdef __arch_v32
+#include <asm/elf_v32.h>
+#else
+#include <asm/elf_v10.h>
+#endif
+
+#define R_CRIS_NONE             0
+#define R_CRIS_8                1
+#define R_CRIS_16               2
+#define R_CRIS_32               3
+#define R_CRIS_8_PCREL          4
+#define R_CRIS_16_PCREL         5
+#define R_CRIS_32_PCREL         6
+#define R_CRIS_GNU_VTINHERIT    7
+#define R_CRIS_GNU_VTENTRY      8
+#define R_CRIS_COPY             9
+#define R_CRIS_GLOB_DAT         10
+#define R_CRIS_JUMP_SLOT        11
+#define R_CRIS_RELATIVE         12
+#define R_CRIS_16_GOT           13
+#define R_CRIS_32_GOT           14
+#define R_CRIS_16_GOTPLT        15
+#define R_CRIS_32_GOTPLT        16
+#define R_CRIS_32_GOTREL        17
+#define R_CRIS_32_PLT_GOTREL    18
+#define R_CRIS_32_PLT_PCREL     19
+
+typedef unsigned long elf_greg_t;
+
+/* Note that NGREG is defined to ELF_NGREG in include/linux/elfcore.h, and is
+   thus exposed to user-space. */
+typedef elf_greg_t elf_gregset_t[ELF_NGREG];
+
+/* A placeholder; CRIS does not have any fp regs.  */
+typedef unsigned long elf_fpregset_t;
+
+/*
+ * These are used to set parameters in the core dumps.
+ */
+#define ELF_CLASS	ELFCLASS32
+#define ELF_DATA	ELFDATA2LSB
+#define ELF_ARCH	EM_CRIS
+
+/* The master for these definitions is {binutils}/include/elf/cris.h:  */
+/* User symbols in this file have a leading underscore.  */
+#define EF_CRIS_UNDERSCORE		0x00000001
+
+/* This is a mask for different incompatible machine variants.  */
+#define EF_CRIS_VARIANT_MASK		0x0000000e
+
+/* Variant 0; may contain v0..10 object.  */
+#define EF_CRIS_VARIANT_ANY_V0_V10	0x00000000
+
+/* Variant 1; contains v32 object.  */
+#define EF_CRIS_VARIANT_V32		0x00000002
+
+/* Variant 2; contains object compatible with v32 and v10.  */
+#define EF_CRIS_VARIANT_COMMON_V10_V32	0x00000004
+/* End of excerpt from {binutils}/include/elf/cris.h.  */
+
+#define ELF_EXEC_PAGESIZE	8192
+
+/* 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.  */
+
+#define ELF_ET_DYN_BASE         (TASK_SIZE / 3 * 2)
+
+/* This yields a mask that user programs can use to figure out what
+   instruction set this CPU supports.  This could be done in user space,
+   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.
+*/
+
+#define ELF_PLATFORM  (NULL)
+
+#endif