From cf8ba7a95511b86608acb481ad96219fe2da4b3a Mon Sep 17 00:00:00 2001 From: Martin Schwidefsky Date: Fri, 4 May 2007 18:48:28 +0200 Subject: [S390] add hardware capability support (ELF_HWCAP). Signed-off-by: Martin Schwidefsky --- include/asm-s390/elf.h | 7 +++++-- include/asm-s390/lowcore.h | 10 ++++++---- 2 files changed, 11 insertions(+), 6 deletions(-) (limited to 'include') diff --git a/include/asm-s390/elf.h b/include/asm-s390/elf.h index c0d629d61d3..91d06325cc7 100644 --- a/include/asm-s390/elf.h +++ b/include/asm-s390/elf.h @@ -188,7 +188,8 @@ static inline int dump_task_fpu(struct task_struct *tsk, elf_fpregset_t *fpregs) /* This yields a mask that user programs can use to figure out what instruction set this CPU supports. */ -#define ELF_HWCAP (0) +extern unsigned long elf_hwcap; +#define ELF_HWCAP (elf_hwcap) /* This yields a string that ld.so will use to load implementation specific libraries for optimization. This is more specific in @@ -197,7 +198,9 @@ static inline int dump_task_fpu(struct task_struct *tsk, elf_fpregset_t *fpregs) For the moment, we have only optimizations for the Intel generations, but that could change... */ -#define ELF_PLATFORM (NULL) +#define ELF_PLATFORM_SIZE 8 +extern char elf_platform[]; +#define ELF_PLATFORM (elf_platform) #ifndef __s390x__ #define SET_PERSONALITY(ex, ibcs2) set_personality((ibcs2)?PER_SVR4:PER_LINUX) diff --git a/include/asm-s390/lowcore.h b/include/asm-s390/lowcore.h index ffc9788a21a..801a6fd35b5 100644 --- a/include/asm-s390/lowcore.h +++ b/include/asm-s390/lowcore.h @@ -229,17 +229,19 @@ struct _lowcore __u16 subchannel_nr; /* 0x0ba */ __u32 io_int_parm; /* 0x0bc */ __u32 io_int_word; /* 0x0c0 */ - __u8 pad3[0xD4-0xC4]; /* 0x0c4 */ + __u8 pad3[0xc8-0xc4]; /* 0x0c4 */ + __u32 stfl_fac_list; /* 0x0c8 */ + __u8 pad4[0xd4-0xcc]; /* 0x0cc */ __u32 extended_save_area_addr; /* 0x0d4 */ __u32 cpu_timer_save_area[2]; /* 0x0d8 */ __u32 clock_comp_save_area[2]; /* 0x0e0 */ __u32 mcck_interruption_code[2]; /* 0x0e8 */ - __u8 pad4[0xf4-0xf0]; /* 0x0f0 */ + __u8 pad5[0xf4-0xf0]; /* 0x0f0 */ __u32 external_damage_code; /* 0x0f4 */ __u32 failing_storage_address; /* 0x0f8 */ - __u8 pad5[0x100-0xfc]; /* 0x0fc */ + __u8 pad6[0x100-0xfc]; /* 0x0fc */ __u32 st_status_fixed_logout[4];/* 0x100 */ - __u8 pad6[0x120-0x110]; /* 0x110 */ + __u8 pad7[0x120-0x110]; /* 0x110 */ __u32 access_regs_save_area[16];/* 0x120 */ __u32 floating_pt_save_area[8]; /* 0x160 */ __u32 gpregs_save_area[16]; /* 0x180 */ -- cgit v1.2.3