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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists1p.gnu.org; Received-SPF: pass client-ip=205.220.168.131; envelope-from=brian.cain@oss.qualcomm.com; helo=mx0a-0031df01.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @qualcomm.com) X-ZM-MESSAGEID: 1788745901110158500 Link: https://lore.kernel.org/linux-hexagon/20260907000751.3832954-1-brian.= cain@oss.qualcomm.com/ Signed-off-by: Brian Cain --- linux-user/hexagon/target_elf.h | 28 +++++++++++++++ linux-user/hexagon/elfload.c | 61 +++++++++++++++++++++++++++++++++ 2 files changed, 89 insertions(+) diff --git a/linux-user/hexagon/target_elf.h b/linux-user/hexagon/target_el= f.h index f81ae3895a6..60bd7504516 100644 --- a/linux-user/hexagon/target_elf.h +++ b/linux-user/hexagon/target_elf.h @@ -21,4 +21,32 @@ #define ELF_CLASS ELFCLASS32 #define ELF_MACHINE EM_HEXAGON =20 +#define HAVE_ELF_HWCAP 1 + +enum { + HWCAP_HEXAGON_ISA_MASK =3D 0x7F, + HWCAP_HEXAGON_ISA_V2 =3D 1, + HWCAP_HEXAGON_ISA_V3 =3D 2, + HWCAP_HEXAGON_ISA_V4 =3D 3, + HWCAP_HEXAGON_ISA_V5 =3D 4, + HWCAP_HEXAGON_ISA_V55 =3D 5, + HWCAP_HEXAGON_ISA_V60 =3D 6, + HWCAP_HEXAGON_ISA_V62 =3D 7, + HWCAP_HEXAGON_ISA_V65 =3D 8, + HWCAP_HEXAGON_ISA_V66 =3D 9, + HWCAP_HEXAGON_ISA_V67 =3D 10, + HWCAP_HEXAGON_ISA_V68 =3D 11, + HWCAP_HEXAGON_ISA_V69 =3D 12, + HWCAP_HEXAGON_ISA_V71 =3D 13, + HWCAP_HEXAGON_ISA_V73 =3D 14, + HWCAP_HEXAGON_ISA_V79 =3D 15, + HWCAP_HEXAGON_ISA_V81 =3D 16, + HWCAP_HEXAGON_HVX =3D 1 << 7, + HWCAP_HEXAGON_CABAC =3D 1 << 8, + HWCAP_HEXAGON_HVX_LENGTH_128B =3D 1 << 9, + HWCAP_HEXAGON_HVX_IEEE_FP =3D 1 << 10, + HWCAP_HEXAGON_AUDIO =3D 1 << 11, + HWCAP_HEXAGON_HMX =3D 1 << 12, +}; + #endif diff --git a/linux-user/hexagon/elfload.c b/linux-user/hexagon/elfload.c index 39b02018145..3d19a711f85 100644 --- a/linux-user/hexagon/elfload.c +++ b/linux-user/hexagon/elfload.c @@ -3,8 +3,69 @@ #include "qemu/osdep.h" #include "qemu.h" #include "loader.h" +#include "target_elf.h" +#include "target/hexagon/cpu.h" =20 =20 +abi_ulong get_elf_hwcap(CPUState *cs) +{ + HexagonCPUClass *mcc =3D HEXAGON_CPU_GET_CLASS(cs); + abi_ulong hwcaps; + uint32_t hex_ver; + + if (!mcc->hex_def) { + return 0; + } + + hex_ver =3D mcc->hex_def->hex_version; + switch (hex_ver) { + case HEX_VER_V5: + hwcaps =3D HWCAP_HEXAGON_ISA_V5; + break; + case HEX_VER_V55: + hwcaps =3D HWCAP_HEXAGON_ISA_V55; + break; + case HEX_VER_V60: + case HEX_VER_V61: + hwcaps =3D HWCAP_HEXAGON_ISA_V60; + break; + case HEX_VER_V62: + hwcaps =3D HWCAP_HEXAGON_ISA_V62; + break; + case HEX_VER_V65: + hwcaps =3D HWCAP_HEXAGON_ISA_V65; + break; + case HEX_VER_V66: + hwcaps =3D HWCAP_HEXAGON_ISA_V66; + break; + case HEX_VER_V67: + hwcaps =3D HWCAP_HEXAGON_ISA_V67; + break; + case HEX_VER_V68: + hwcaps =3D HWCAP_HEXAGON_ISA_V68; + break; + case HEX_VER_V69: + hwcaps =3D HWCAP_HEXAGON_ISA_V69; + break; + case HEX_VER_V71: + hwcaps =3D HWCAP_HEXAGON_ISA_V71; + break; + case HEX_VER_V73: + hwcaps =3D HWCAP_HEXAGON_ISA_V73; + break; + default: + return 0; + } + + hwcaps |=3D HWCAP_HEXAGON_HVX; + hwcaps |=3D HWCAP_HEXAGON_HVX_LENGTH_128B; + if (hex_ver >=3D HEX_VER_V68) { + hwcaps |=3D HWCAP_HEXAGON_HVX_IEEE_FP; + } + + return hwcaps; +} + const char *get_elf_cpu_model(uint32_t eflags) { static char buf[32]; --=20 2.34.1