diff options
Diffstat (limited to 'lib/libsys/auxv.c')
| -rw-r--r-- | lib/libsys/auxv.c | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/lib/libsys/auxv.c b/lib/libsys/auxv.c index 1a4fd352950e..80702c66ba22 100644 --- a/lib/libsys/auxv.c +++ b/lib/libsys/auxv.c @@ -69,10 +69,10 @@ __init_elf_aux_vector(void) static int aux_once; static int pagesize, osreldate, canary_len, ncpus, pagesizes_len, bsdflags; -static int hwcap_present, hwcap2_present; +static int hwcap_present, hwcap2_present, hwcap3_present, hwcap4_present; static char *canary, *pagesizes, *execpath; static void *ps_strings, *timekeep; -static u_long hwcap, hwcap2; +static u_long hwcap, hwcap2, hwcap3, hwcap4; static void *fxrng_seed_version; static u_long usrstackbase, usrstacklim; @@ -123,6 +123,16 @@ init_aux(void) hwcap2 = (u_long)(aux->a_un.a_val); break; + case AT_HWCAP3: + hwcap3_present = 1; + hwcap3 = (u_long)(aux->a_un.a_val); + break; + + case AT_HWCAP4: + hwcap4_present = 1; + hwcap4 = (u_long)(aux->a_un.a_val); + break; + case AT_PAGESIZES: pagesizes = (char *)(aux->a_un.a_ptr); break; @@ -318,6 +328,20 @@ _elf_aux_info(int aux, void *buf, int buflen) } else res = ENOENT; break; + case AT_HWCAP3: + if (hwcap3_present && buflen == sizeof(u_long)) { + *(u_long *)buf = hwcap3; + res = 0; + } else + res = ENOENT; + break; + case AT_HWCAP4: + if (hwcap4_present && buflen == sizeof(u_long)) { + *(u_long *)buf = hwcap4; + res = 0; + } else + res = ENOENT; + break; case AT_PAGESIZES: if (pagesizes != NULL && pagesizes_len >= buflen) { memcpy(buf, pagesizes, buflen); |