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-rw-r--r--include/asm-sparc/elf.h173
1 files changed, 173 insertions, 0 deletions
diff --git a/include/asm-sparc/elf.h b/include/asm-sparc/elf.h
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+++ b/include/asm-sparc/elf.h
@@ -0,0 +1,173 @@
+/* $Id: elf.h,v 1.22 2000/07/12 01:27:08 davem Exp $ */
+#ifndef __ASMSPARC_ELF_H
+#define __ASMSPARC_ELF_H
+
+/*
+ * ELF register definitions..
+ */
+
+#include <linux/config.h>
+#include <asm/ptrace.h>
+
+#ifdef __KERNEL__
+#include <asm/mbus.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
+
+/* For the most part we present code dumps in the format
+ * Solaris does.
+ */
+typedef unsigned long elf_greg_t;
+#define ELF_NGREG 38
+typedef elf_greg_t elf_gregset_t[ELF_NGREG];
+
+/* Format is:
+ * G0 --> G7
+ * O0 --> O7
+ * L0 --> L7
+ * I0 --> I7
+ * PSR, PC, nPC, Y, WIM, TBR
+ */
+#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; \
+ memcpy(&dest[0], &src->u_regs[0], \
+ sizeof(unsigned long) * 16); \
+ /* Don't try this at home kids... */ \
+ sp = (unsigned long __user *) src->u_regs[14]; \
+ copy_from_user(&dest[16], sp, \
+ sizeof(unsigned long) * 16); \
+ dest[32] = src->psr; \
+ dest[33] = src->pc; \
+ dest[34] = src->npc; \
+ dest[35] = src->y; \
+ dest[36] = dest[37] = 0; /* XXX */ \
+} while(0); /* Janitors: Don't touch this colon. */
+
+typedef struct {
+ union {
+ unsigned long pr_regs[32];
+ double pr_dregs[16];
+ } pr_fr;
+ unsigned long __unused;
+ unsigned long pr_fsr;
+ unsigned char pr_qcnt;
+ unsigned char pr_q_entrysize;
+ unsigned char pr_en;
+ unsigned int pr_q[64];
+} elf_fpregset_t;
+
+#define ELF_CORE_COPY_TASK_REGS(__tsk, __elf_regs) \
+ ({ ELF_CORE_COPY_REGS((*(__elf_regs)), (__tsk)->thread.kregs); 1; })
+
+/*
+ * This is used to ensure we don't load something for the wrong architecture.
+ */
+#define elf_check_arch(x) ((x)->e_machine == EM_SPARC)
+
+/*
+ * These are used to set parameters in the core dumps.
+ */
+#define ELF_ARCH EM_SPARC
+#define ELF_CLASS ELFCLASS32
+#define ELF_DATA ELFDATA2MSB
+
+#define USE_ELF_CORE_DUMP
+#ifndef CONFIG_SUN4
+#define ELF_EXEC_PAGESIZE 4096
+#else
+#define ELF_EXEC_PAGESIZE 8192
+#endif
+
+
+/* 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_UNMAPPED_BASE)
+
+/* This yields a mask that user programs can use to figure out what
+ instruction set this cpu supports. This can NOT be done in userspace
+ on Sparc. */
+
+/* Sun4c has none of the capabilities, most sun4m's have them all.
+ * XXX This is gross, set some global variable at boot time. -DaveM
+ */
+#define ELF_HWCAP ((ARCH_SUN4C_SUN4) ? 0 : \
+ (HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR | \
+ HWCAP_SPARC_SWAP | \
+ ((srmmu_modtype != Cypress && \
+ srmmu_modtype != Cypress_vE && \
+ srmmu_modtype != Cypress_vD) ? \
+ HWCAP_SPARC_MULDIV : 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) set_personality((ibcs2)?PER_SVR4:PER_LINUX)
+#endif
+
+#endif /* !(__ASMSPARC_ELF_H) */
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