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/*
 * ELF register definitions..
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */
#ifndef _ASM_POWERPC_ELF_H
#define _ASM_POWERPC_ELF_H

#include <linux/sched.h>	/* for task_struct */
#include <asm/page.h>
#include <asm/string.h>
#include <uapi/asm/elf.h>

/*
 * This is used to ensure we don't load something for the wrong architecture.
 */
#define elf_check_arch(x) ((x)->e_machine == ELF_ARCH)
#define compat_elf_check_arch(x)	((x)->e_machine == EM_PPC)

#define CORE_DUMP_USE_REGSET
#define ELF_EXEC_PAGESIZE	PAGE_SIZE

/*
 * This is the base location for PIE (ET_DYN with INTERP) loads. On
 * 64-bit, this is raised to 4GB to leave the entire 32-bit address
 * space open for things that want to use the area for 32-bit pointers.
 */
#define ELF_ET_DYN_BASE		(is_32bit_task() ? 0x000400000UL : \
						   0x100000000UL)

#define ELF_CORE_EFLAGS (is_elf2_task() ? 2 : 0)

/*
 * Our registers are always unsigned longs, whether we're a 32 bit
 * process or 64 bit, on either a 64 bit or 32 bit kernel.
 *
 * This macro relies on elf_regs[i] having the right type to truncate to,
 * either u32 or u64.  It defines the body of the elf_core_copy_regs
 * function, either the native one with elf_gregset_t elf_regs or
 * the 32-bit one with elf_gregset_t32 elf_regs.
 */
#define PPC_ELF_CORE_COPY_REGS(elf_regs, regs) \
	int i, nregs = min(sizeof(*regs) / sizeof(unsigned long), \
			   (size_t)ELF_NGREG);			  \
	for (i = 0; i < nregs; i++) \
		elf_regs[i] = ((unsigned long *) regs)[i]; \
	memset(&elf_regs[i], 0, (ELF_NGREG - i) * sizeof(elf_regs[0]))

/* Common routine for both 32-bit and 64-bit native processes */
static inline void ppc_elf_core_copy_regs(elf_gregset_t elf_regs,
					  struct pt_regs *regs)
{
	PPC_ELF_CORE_COPY_REGS(elf_regs, regs);
}
#define ELF_CORE_COPY_REGS(gregs, regs) ppc_elf_core_copy_regs(gregs, regs);

typedef elf_vrregset_t elf_fpxregset_t;

/* ELF_HWCAP 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	(cur_cpu_spec->cpu_user_features)
# define ELF_HWCAP2	(cur_cpu_spec->cpu_user_features2)

/* 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	(cur_cpu_spec->platform)

/* While ELF_PLATFORM indicates the ISA supported by the platform, it
 * may not accurately reflect the underlying behavior of the hardware
 * (as in the case of running in Power5+ compatibility mode on a
 * Power6 machine).  ELF_BASE_PLATFORM allows ld.so to load libraries
 * that are tuned for the real hardware.
 */
#define ELF_BASE_PLATFORM (powerpc_base_platform)

#ifdef __powerpc64__
# define ELF_PLAT_INIT(_r, load_addr)	do {	\
	_r->gpr[2] = load_addr; 		\
} while (0)
#endif /* __powerpc64__ */

#ifdef __powerpc64__
# define SET_PERSONALITY(ex)					\
do {								\
	if (((ex).e_flags & 0x3) == 2)				\
		set_thread_flag(TIF_ELF2ABI);			\
	else							\
		clear_thread_flag(TIF_ELF2ABI);			\
	if ((ex).e_ident[EI_CLASS] == ELFCLASS32)		\
		set_thread_flag(TIF_32BIT);			\
	else							\
		clear_thread_flag(TIF_32BIT);			\
	if (personality(current->personality) != PER_LINUX32)	\
		set_personality(PER_LINUX |			\
			(current->personality & (~PER_MASK)));	\
} while (0)
/*
 * An executable for which elf_read_implies_exec() returns TRUE will
 * have the READ_IMPLIES_EXEC personality flag set automatically. This
 * is only required to work around bugs in old 32bit toolchains. Since
 * the 64bit ABI has never had these issues dont enable the workaround
 * even if we have an executable stack.
 */
# define elf_read_implies_exec(ex, exec_stk) (is_32bit_task() ? \
		(exec_stk == EXSTACK_DEFAULT) : 0)
#else 
# define elf_read_implies_exec(ex, exec_stk) (exec_stk == EXSTACK_DEFAULT)
#endif /* __powerpc64__ */

extern int dcache_bsize;
extern int icache_bsize;
extern int ucache_bsize;

/* vDSO has arch_setup_additional_pages */
#define ARCH_HAS_SETUP_ADDITIONAL_PAGES
struct linux_binprm;
extern int arch_setup_additional_pages(struct linux_binprm *bprm,
				       int uses_interp);
#define VDSO_AUX_ENT(a,b) NEW_AUX_ENT(a,b)

/* 1GB for 64bit, 8MB for 32bit */
#define STACK_RND_MASK (is_32bit_task() ? \
	(0x7ff >> (PAGE_SHIFT - 12)) : \
	(0x3ffff >> (PAGE_SHIFT - 12)))

#ifdef CONFIG_SPU_BASE
/* Notes used in ET_CORE. Note name is "SPU/<fd>/<filename>". */
#define NT_SPU		1

#define ARCH_HAVE_EXTRA_ELF_NOTES

#endif /* CONFIG_SPU_BASE */

#ifdef CONFIG_PPC64

#define get_cache_geometry(level) \
	(ppc64_caches.level.assoc << 16 | ppc64_caches.level.line_size)

#define ARCH_DLINFO_CACHE_GEOMETRY					\
	NEW_AUX_ENT(AT_L1I_CACHESIZE, ppc64_caches.l1i.size);		\
	NEW_AUX_ENT(AT_L1I_CACHEGEOMETRY, get_cache_geometry(l1i));	\
	NEW_AUX_ENT(AT_L1D_CACHESIZE, ppc64_caches.l1d.size);		\
	NEW_AUX_ENT(AT_L1D_CACHEGEOMETRY, get_cache_geometry(l1d));	\
	NEW_AUX_ENT(AT_L2_CACHESIZE, ppc64_caches.l2.size);		\
	NEW_AUX_ENT(AT_L2_CACHEGEOMETRY, get_cache_geometry(l2));	\
	NEW_AUX_ENT(AT_L3_CACHESIZE, ppc64_caches.l3.size);		\
	NEW_AUX_ENT(AT_L3_CACHEGEOMETRY, get_cache_geometry(l3))

#else
#define ARCH_DLINFO_CACHE_GEOMETRY
#endif

/*
 * The requirements here are:
 * - keep the final alignment of sp (sp & 0xf)
 * - make sure the 32-bit value at the first 16 byte aligned position of
 *   AUXV is greater than 16 for glibc compatibility.
 *   AT_IGNOREPPC is used for that.
 * - for compatibility with glibc ARCH_DLINFO must always be defined on PPC,
 *   even if DLINFO_ARCH_ITEMS goes to zero or is undefined.
 * update AT_VECTOR_SIZE_ARCH if the number of NEW_AUX_ENT entries changes
 */
#define ARCH_DLINFO							\
do {									\
	/* Handle glibc compatibility. */				\
	NEW_AUX_ENT(AT_IGNOREPPC, AT_IGNOREPPC);			\
	NEW_AUX_ENT(AT_IGNOREPPC, AT_IGNOREPPC);			\
	/* Cache size items */						\
	NEW_AUX_ENT(AT_DCACHEBSIZE, dcache_bsize);			\
	NEW_AUX_ENT(AT_ICACHEBSIZE, icache_bsize);			\
	NEW_AUX_ENT(AT_UCACHEBSIZE, ucache_bsize);			\
	VDSO_AUX_ENT(AT_SYSINFO_EHDR, current->mm->context.vdso_base);	\
	ARCH_DLINFO_CACHE_GEOMETRY;					\
} while (0)

#endif /* _ASM_POWERPC_ELF_H */

Filemanager

Name Type Size Permission Actions
book3s Folder 0755
nohash Folder 0755
8xx_immap.h File 13.77 KB 0644
Kbuild File 248 B 0644
accounting.h File 1 KB 0644
agp.h File 525 B 0644
archrandom.h File 1016 B 0644
asm-compat.h File 2.53 KB 0644
asm-offsets.h File 35 B 0644
asm-prototypes.h File 4.78 KB 0644
async_tx.h File 1.64 KB 0644
atomic.h File 13.57 KB 0644
backlight.h File 1.09 KB 0644
barrier.h File 3.57 KB 0644
bitops.h File 7.8 KB 0644
bootx.h File 1.12 KB 0644
btext.h File 926 B 0644
bug.h File 3.55 KB 0644
bugs.h File 486 B 0644
cache.h File 2.47 KB 0644
cacheflush.h File 3.76 KB 0644
cell-pmu.h File 4.04 KB 0644
cell-regs.h File 9.57 KB 0644
checksum.h File 5.85 KB 0644
cmpxchg.h File 12.16 KB 0644
code-patching-asm.h File 397 B 0644
code-patching.h File 5.01 KB 0644
compat.h File 6.26 KB 0644
context_tracking.h File 245 B 0644
copro.h File 769 B 0644
cpm.h File 5.09 KB 0644
cpm1.h File 21.08 KB 0644
cpm2.h File 48.43 KB 0644
cpu_has_feature.h File 1.31 KB 0644
cpufeature.h File 1.18 KB 0644
cpuidle.h File 3.31 KB 0644
cputable.h File 22.56 KB 0644
cputhreads.h File 2.92 KB 0644
cputime.h File 1.59 KB 0644
current.h File 835 B 0644
dbdma.h File 3.72 KB 0644
dbell.h File 2.78 KB 0644
dcr-generic.h File 1.58 KB 0644
dcr-mmio.h File 1.68 KB 0644
dcr-native.h File 4.42 KB 0644
dcr-regs.h File 5.71 KB 0644
dcr.h File 2.73 KB 0644
debug.h File 1.97 KB 0644
debugfs.h File 489 B 0644
delay.h File 3.42 KB 0644
device.h File 1.1 KB 0644
disassemble.h File 2.73 KB 0644
dma-mapping.h File 4.12 KB 0644
dma.h File 10.51 KB 0644
dt_cpu_ftrs.h File 816 B 0644
edac.h File 1.08 KB 0644
eeh.h File 14.44 KB 0644
eeh_event.h File 1.36 KB 0644
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elf.h File 6.29 KB 0644
emergency-restart.h File 43 B 0644
emulated_ops.h File 2.58 KB 0644
epapr_hcalls.h File 16.44 KB 0644
exception-64e.h File 7.21 KB 0644
exception-64s.h File 22.72 KB 0644
exec.h File 246 B 0644
extable.h File 904 B 0644
fadump.h File 6.1 KB 0644
fb.h File 483 B 0644
feature-fixups.h File 8.76 KB 0644
firmware.h File 4.71 KB 0644
fixmap.h File 2.33 KB 0644
floppy.h File 4.86 KB 0644
fs_pd.h File 1.02 KB 0644
fsl_85xx_cache_sram.h File 1.43 KB 0644
fsl_gtm.h File 1.38 KB 0644
fsl_hcalls.h File 17.2 KB 0644
fsl_lbc.h File 10.9 KB 0644
fsl_pamu_stash.h File 1.1 KB 0644
fsl_pm.h File 1.36 KB 0644
ftrace.h File 2.1 KB 0644
futex.h File 2.4 KB 0644
grackle.h File 331 B 0644
hardirq.h File 1.15 KB 0644
head-64.h File 13.86 KB 0644
heathrow.h File 2.53 KB 0644
highmem.h File 2.41 KB 0644
hmi.h File 1.49 KB 0644
hugetlb.h File 4.73 KB 0644
hvcall.h File 15.35 KB 0644
hvconsole.h File 1.37 KB 0644
hvcserver.h File 2.09 KB 0644
hvsi.h File 2.78 KB 0644
hw_breakpoint.h File 3.07 KB 0644
hw_irq.h File 5.24 KB 0644
hydra.h File 2.91 KB 0644
i8259.h File 361 B 0644
ibmebus.h File 2.15 KB 0644
icswx.h File 4.71 KB 0644
ide.h File 586 B 0644
ima.h File 772 B 0644
imc-pmu.h File 2.87 KB 0644
immap_cpm2.h File 10.5 KB 0644
io-defs.h File 3.09 KB 0644
io-workarounds.h File 1.54 KB 0644
io.h File 28.02 KB 0644
io_event_irq.h File 1.91 KB 0644
iommu.h File 10.16 KB 0644
ipic.h File 3.51 KB 0644
irq.h File 1.83 KB 0644
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irqflags.h File 1.7 KB 0644
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kgdb.h File 2.06 KB 0644
kmap_types.h File 434 B 0644
kprobes.h File 3.75 KB 0644
kup.h File 1021 B 0644
kvm_asm.h File 5.46 KB 0644
kvm_book3s.h File 12.06 KB 0644
kvm_book3s_32.h File 1.39 KB 0644
kvm_book3s_64.h File 12.62 KB 0644
kvm_book3s_asm.h File 4.4 KB 0644
kvm_booke.h File 2.68 KB 0644
kvm_booke_hv_asm.h File 2.03 KB 0644
kvm_fpu.h File 2.74 KB 0644
kvm_host.h File 19.92 KB 0644
kvm_para.h File 1.49 KB 0644
kvm_ppc.h File 34.83 KB 0644
libata-portmap.h File 249 B 0644
linkage.h File 501 B 0644
livepatch.h File 1.65 KB 0644
local.h File 3.79 KB 0644
lppaca.h File 5.02 KB 0644
lv1call.h File 18.74 KB 0644
machdep.h File 9.7 KB 0644
macio.h File 3.89 KB 0644
mc146818rtc.h File 943 B 0644
mce.h File 5.58 KB 0644
mediabay.h File 1.34 KB 0644
mm-arch-hooks.h File 839 B 0644
mman.h File 1.33 KB 0644
mmu-40x.h File 1.94 KB 0644
mmu-44x.h File 5.56 KB 0644
mmu-8xx.h File 8.6 KB 0644
mmu-book3e.h File 9.47 KB 0644
mmu.h File 9.2 KB 0644
mmu_context.h File 6.26 KB 0644
mmzone.h File 1.08 KB 0644
module.h File 2.47 KB 0644
mpc5121.h File 3.82 KB 0644
mpc52xx.h File 10.85 KB 0644
mpc52xx_psc.h File 9.89 KB 0644
mpc5xxx.h File 641 B 0644
mpc6xx.h File 143 B 0644
mpc8260.h File 742 B 0644
mpc85xx.h File 2.52 KB 0644
mpic.h File 13.97 KB 0644
mpic_msgr.h File 3.52 KB 0644
mpic_timer.h File 1.39 KB 0644
msi_bitmap.h File 1.01 KB 0644
nmi.h File 238 B 0644
nvram.h File 3.21 KB 0644
ohare.h File 1.64 KB 0644
opal-api.h File 29.34 KB 0644
opal.h File 16.53 KB 0644
oprofile_impl.h File 3 KB 0644
paca.h File 8.06 KB 0644
page.h File 10.65 KB 0644
page_32.h File 1.57 KB 0644
page_64.h File 2.93 KB 0644
parport.h File 956 B 0644
pasemi_dma.h File 23.32 KB 0644
pci-bridge.h File 9.21 KB 0644
pci.h File 4.58 KB 0644
percpu.h File 468 B 0644
perf_event.h File 1.23 KB 0644
perf_event_fsl_emb.h File 1.42 KB 0644
perf_event_server.h File 6.3 KB 0644
pgalloc.h File 620 B 0644
pgtable-be-types.h File 2.76 KB 0644
pgtable-types.h File 1.94 KB 0644
pgtable.h File 2.45 KB 0644
plpar_wrappers.h File 8.35 KB 0644
pmac_feature.h File 13.08 KB 0644
pmac_low_i2c.h File 3.24 KB 0644
pmac_pfunc.h File 8.01 KB 0644
pmc.h File 1.35 KB 0644
pmi.h File 1.77 KB 0644
pnv-ocxl.h File 1.4 KB 0644
pnv-pci.h File 3.22 KB 0644
powernv.h File 1.57 KB 0644
ppc-opcode.h File 19.05 KB 0644
ppc-pci.h File 2.69 KB 0644
ppc4xx.h File 530 B 0644
ppc4xx_ocm.h File 1.41 KB 0644
ppc_asm.h File 21.63 KB 0644
probes.h File 2.11 KB 0644
processor.h File 15 KB 0644
prom.h File 7.17 KB 0644
ps3.h File 15.44 KB 0644
ps3av.h File 23.49 KB 0644
ps3gpu.h File 2.44 KB 0644
ps3stor.h File 1.99 KB 0644
pte-common.h File 6.27 KB 0644
pte-walk.h File 1.11 KB 0644
ptrace.h File 7.14 KB 0644
reg.h File 61.61 KB 0644
reg_8xx.h File 4.96 KB 0644
reg_a2.h File 6.16 KB 0644
reg_booke.h File 36.17 KB 0644
reg_fsl_emb.h File 3.65 KB 0644
rheap.h File 2.43 KB 0644
rio.h File 637 B 0644
rtas.h File 14.67 KB 0644
runlatch.h File 1.16 KB 0644
scom.h File 4.92 KB 0644
seccomp.h File 249 B 0644
sections.h File 1.9 KB 0644
security_features.h File 3.03 KB 0644
serial.h File 677 B 0644
setjmp.h File 630 B 0644
setup.h File 2.44 KB 0644
sfp-machine.h File 12.38 KB 0644
shmparam.h File 206 B 0644
signal.h File 225 B 0644
slice.h File 1.12 KB 0644
smp.h File 6.13 KB 0644
smu.h File 19.33 KB 0644
sparsemem.h File 1.1 KB 0644
spinlock.h File 7.04 KB 0644
spinlock_types.h File 424 B 0644
spu.h File 25.28 KB 0644
spu_csa.h File 6.64 KB 0644
spu_info.h File 908 B 0644
spu_priv1.h File 5.68 KB 0644
sstep.h File 4.58 KB 0644
string.h File 1.74 KB 0644
swab.h File 377 B 0644
swiotlb.h File 810 B 0644
switch_to.h File 2.66 KB 0644
synch.h File 1.36 KB 0644
syscall.h File 2.8 KB 0644
syscalls.h File 684 B 0644
systbl.h File 9.28 KB 0644
tce.h File 1.72 KB 0644
termios.h File 860 B 0644
thread_info.h File 5.31 KB 0644
time.h File 4.82 KB 0644
timex.h File 967 B 0644
tlb.h File 2.47 KB 0644
tlbflush.h File 2.93 KB 0644
tm.h File 690 B 0644
topology.h File 2.92 KB 0644
trace.h File 4.17 KB 0644
trace_clock.h File 517 B 0644
tsi108.h File 3.39 KB 0644
tsi108_irq.h File 4.48 KB 0644
tsi108_pci.h File 1.82 KB 0644
types.h File 1 KB 0644
uaccess.h File 13.21 KB 0644
udbg.h File 2.16 KB 0644
uic.h File 616 B 0644
unaligned.h File 548 B 0644
uninorth.h File 8.21 KB 0644
unistd.h File 1.52 KB 0644
uprobes.h File 1.41 KB 0644
user.h File 2.14 KB 0644
vas.h File 4.61 KB 0644
vdso.h File 1.53 KB 0644
vdso_datapage.h File 4.4 KB 0644
vga.h File 1.24 KB 0644
vio.h File 4.79 KB 0644
word-at-a-time.h File 4.75 KB 0644
xics.h File 4.31 KB 0644
xilinx_intc.h File 598 B 0644
xilinx_pci.h File 551 B 0644
xive-regs.h File 3.73 KB 0644
xive.h File 5.35 KB 0644
xmon.h File 927 B 0644
xor.h File 2.11 KB 0644