summaryrefslogtreecommitdiff
path: root/include/asm-sparc64/elf.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-sparc64/elf.h')
-rw-r--r--include/asm-sparc64/elf.h181
1 files changed, 181 insertions, 0 deletions
diff --git a/include/asm-sparc64/elf.h b/include/asm-sparc64/elf.h
new file mode 100644
index 000000000000..91458118277e
--- /dev/null
+++ b/include/asm-sparc64/elf.h
@@ -0,0 +1,181 @@
+/* $Id: elf.h,v 1.32 2002/02/09 19:49:31 davem Exp $ */
+#ifndef __ASM_SPARC64_ELF_H
+#define __ASM_SPARC64_ELF_H
+
+/*
+ * ELF register definitions..
+ */
+
+#include <asm/ptrace.h>
+#ifdef __KERNEL__
+#include <asm/processor.h>
+#include <asm/uaccess.h>
+#endif
+
+/*
+ * Sparc section types
+ */
+#define STT_REGISTER 13
+
+/*
+ * Sparc ELF relocation types
+ */
+#define R_SPARC_NONE 0
+#define R_SPARC_8 1
+#define R_SPARC_16 2
+#define R_SPARC_32 3
+#define R_SPARC_DISP8 4
+#define R_SPARC_DISP16 5
+#define R_SPARC_DISP32 6
+#define R_SPARC_WDISP30 7
+#define R_SPARC_WDISP22 8
+#define R_SPARC_HI22 9
+#define R_SPARC_22 10
+#define R_SPARC_13 11
+#define R_SPARC_LO10 12
+#define R_SPARC_GOT10 13
+#define R_SPARC_GOT13 14
+#define R_SPARC_GOT22 15
+#define R_SPARC_PC10 16
+#define R_SPARC_PC22 17
+#define R_SPARC_WPLT30 18
+#define R_SPARC_COPY 19
+#define R_SPARC_GLOB_DAT 20
+#define R_SPARC_JMP_SLOT 21
+#define R_SPARC_RELATIVE 22
+#define R_SPARC_UA32 23
+#define R_SPARC_PLT32 24
+#define R_SPARC_HIPLT22 25
+#define R_SPARC_LOPLT10 26
+#define R_SPARC_PCPLT32 27
+#define R_SPARC_PCPLT22 28
+#define R_SPARC_PCPLT10 29
+#define R_SPARC_10 30
+#define R_SPARC_11 31
+#define R_SPARC_64 32
+#define R_SPARC_OLO10 33
+#define R_SPARC_WDISP16 40
+#define R_SPARC_WDISP19 41
+#define R_SPARC_7 43
+#define R_SPARC_5 44
+#define R_SPARC_6 45
+
+/* Bits present in AT_HWCAP, primarily for Sparc32. */
+
+#define HWCAP_SPARC_FLUSH 1 /* CPU supports flush instruction. */
+#define HWCAP_SPARC_STBAR 2
+#define HWCAP_SPARC_SWAP 4
+#define HWCAP_SPARC_MULDIV 8
+#define HWCAP_SPARC_V9 16
+#define HWCAP_SPARC_ULTRA3 32
+
+/*
+ * These are used to set parameters in the core dumps.
+ */
+#ifndef ELF_ARCH
+#define ELF_ARCH EM_SPARCV9
+#define ELF_CLASS ELFCLASS64
+#define ELF_DATA ELFDATA2MSB
+
+typedef unsigned long elf_greg_t;
+
+#define ELF_NGREG 36
+typedef elf_greg_t elf_gregset_t[ELF_NGREG];
+/* Format of 64-bit elf_gregset_t is:
+ * G0 --> G7
+ * O0 --> O7
+ * L0 --> L7
+ * I0 --> I7
+ * TSTATE
+ * TPC
+ * TNPC
+ * Y
+ */
+#define ELF_CORE_COPY_REGS(__elf_regs, __pt_regs) \
+do { unsigned long *dest = &(__elf_regs[0]); \
+ struct pt_regs *src = (__pt_regs); \
+ unsigned long __user *sp; \
+ int i; \
+ for(i = 0; i < 16; i++) \
+ dest[i] = src->u_regs[i]; \
+ /* Don't try this at home kids... */ \
+ sp = (unsigned long __user *) \
+ ((src->u_regs[14] + STACK_BIAS) \
+ & 0xfffffffffffffff8UL); \
+ for(i = 0; i < 16; i++) \
+ __get_user(dest[i+16], &sp[i]); \
+ dest[32] = src->tstate; \
+ dest[33] = src->tpc; \
+ dest[34] = src->tnpc; \
+ dest[35] = src->y; \
+} while (0);
+
+typedef struct {
+ unsigned long pr_regs[32];
+ unsigned long pr_fsr;
+ unsigned long pr_gsr;
+ unsigned long pr_fprs;
+} elf_fpregset_t;
+#endif
+
+#define ELF_CORE_COPY_TASK_REGS(__tsk, __elf_regs) \
+ ({ ELF_CORE_COPY_REGS((*(__elf_regs)), (__tsk)->thread_info->kregs); 1; })
+
+/*
+ * This is used to ensure we don't load something for the wrong architecture.
+ */
+#ifndef elf_check_arch
+#define elf_check_arch(x) ((x)->e_machine == ELF_ARCH) /* Might be EM_SPARCV9 or EM_SPARC */
+#endif
+
+#define USE_ELF_CORE_DUMP
+#define ELF_EXEC_PAGESIZE PAGE_SIZE
+
+/* 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 0x0000010000000000UL
+#endif
+
+
+/* This yields a mask that user programs can use to figure out what
+ instruction set this cpu supports. */
+
+/* On Ultra, we support all of the v8 capabilities. */
+#define ELF_HWCAP ((HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR | \
+ HWCAP_SPARC_SWAP | HWCAP_SPARC_MULDIV | \
+ HWCAP_SPARC_V9) | \
+ ((tlb_type == cheetah || tlb_type == cheetah_plus) ? \
+ HWCAP_SPARC_ULTRA3 : 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)
+
+#ifdef __KERNEL__
+#define SET_PERSONALITY(ex, ibcs2) \
+do { unsigned long new_flags = current_thread_info()->flags; \
+ new_flags &= _TIF_32BIT; \
+ if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \
+ new_flags |= _TIF_32BIT; \
+ else \
+ new_flags &= ~_TIF_32BIT; \
+ if ((current_thread_info()->flags & _TIF_32BIT) \
+ != new_flags) \
+ set_thread_flag(TIF_ABI_PENDING); \
+ else \
+ clear_thread_flag(TIF_ABI_PENDING); \
+ /* flush_thread will update pgd cache */ \
+ if (ibcs2) \
+ set_personality(PER_SVR4); \
+ else if (current->personality != PER_LINUX32) \
+ set_personality(PER_LINUX); \
+} while (0)
+#endif
+
+#endif /* !(__ASM_SPARC64_ELF_H) */