On 2/7/24 08:59, Christoph Müllner wrote:
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.muell...@vrull.eu>
---
Reviewed-by: Daniel Henrique Barboza <dbarb...@ventanamicro.com>
linux-user/syscall.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index e384e14248..43467c9707 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -8799,6 +8799,7 @@ 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)
@@ -8857,6 +8858,8 @@ 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:
