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tcg-arm: Use qemu_getauxval

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Allow host detection on linux systems without glibc 2.16 or later.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2013-06-07 07:26:20 -07:00
parent cd629de1cf
commit 41d9ea80ac
2 changed files with 30 additions and 9 deletions
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25
include/elf.h
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@ -411,6 +411,31 @@ typedef struct {
#define R_SPARC_5 44
#define R_SPARC_6 45
/* Bits present in AT_HWCAP for ARM. */
#define HWCAP_ARM_SWP (1 << 0)
#define HWCAP_ARM_HALF (1 << 1)
#define HWCAP_ARM_THUMB (1 << 2)
#define HWCAP_ARM_26BIT (1 << 3)
#define HWCAP_ARM_FAST_MULT (1 << 4)
#define HWCAP_ARM_FPA (1 << 5)
#define HWCAP_ARM_VFP (1 << 6)
#define HWCAP_ARM_EDSP (1 << 7)
#define HWCAP_ARM_JAVA (1 << 8)
#define HWCAP_ARM_IWMMXT (1 << 9)
#define HWCAP_ARM_CRUNCH (1 << 10)
#define HWCAP_ARM_THUMBEE (1 << 11)
#define HWCAP_ARM_NEON (1 << 12)
#define HWCAP_ARM_VFPv3 (1 << 13)
#define HWCAP_ARM_VFPv3D16 (1 << 14) /* also set for VFPv4-D16 */
#define HWCAP_ARM_TLS (1 << 15)
#define HWCAP_ARM_VFPv4 (1 << 16)
#define HWCAP_ARM_IDIVA (1 << 17)
#define HWCAP_ARM_IDIVT (1 << 18)
#define HWCAP_IDIV (HWCAP_IDIVA | HWCAP_IDIVT)
#define HWCAP_VFPD32 (1 << 19) /* set if VFP has 32 regs */
#define HWCAP_LPAE (1 << 20)
/* Bits present in AT_HWCAP for PowerPC. */
#define PPC_FEATURE_32 0x80000000