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[PULL,05/34] linux-user/riscv: Add Zicboz extensions to hwprobe

Message ID 20240308111152.2856137-6-alistair.francis@wdc.com
State New
Headers show
Series [PULL,01/34] target/riscv: Update $ra with current $pc in trans_cm_jalt() | expand

Commit Message

Alistair Francis March 8, 2024, 11:11 a.m. UTC 
From: Christoph Müllner <christoph.muellner@vrull.eu>

Upstream Linux recently added RISC-V Zicboz support to the hwprobe API.
This patch introduces this for QEMU's user space emulator.

Signed-off-by: Christoph Müllner <christoph.muellner@vrull.eu>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-ID: <20240207115926.887816-2-christoph.muellner@vrull.eu>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
---
 linux-user/syscall.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 7f30defcb1..81801f3dff 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -8815,6 +8815,7 @@  static int do_getdents64(abi_long dirfd, abi_long arg2, abi_long count)
 #define     RISCV_HWPROBE_EXT_ZBA      (1 << 3)
 #define     RISCV_HWPROBE_EXT_ZBB      (1 << 4)
 #define     RISCV_HWPROBE_EXT_ZBS      (1 << 5)
+#define     RISCV_HWPROBE_EXT_ZICBOZ   (1 << 6)
 
 #define RISCV_HWPROBE_KEY_CPUPERF_0     5
 #define     RISCV_HWPROBE_MISALIGNED_UNKNOWN     (0 << 0)
@@ -8873,6 +8874,8 @@  static void risc_hwprobe_fill_pairs(CPURISCVState *env,
                      RISCV_HWPROBE_EXT_ZBB : 0;
             value |= cfg->ext_zbs ?
                      RISCV_HWPROBE_EXT_ZBS : 0;
+            value |= cfg->ext_zicboz ?
+                     RISCV_HWPROBE_EXT_ZICBOZ : 0;
             __put_user(value, &pair->value);
             break;
         case RISCV_HWPROBE_KEY_CPUPERF_0: