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linux-user/riscv: Add Zicboz extensions to hwprobe

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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>
This commit is contained in:
Christoph Müllner 2024-02-07 12:59:25 +01:00 committed by Alistair Francis
parent 119ea3576b
commit 0191131dba
1 changed files with 3 additions and 0 deletions
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3
linux-user/syscall.c
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@ -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_ZBA (1 << 3)
#define RISCV_HWPROBE_EXT_ZBB (1 << 4) #define RISCV_HWPROBE_EXT_ZBB (1 << 4)
#define RISCV_HWPROBE_EXT_ZBS (1 << 5) #define RISCV_HWPROBE_EXT_ZBS (1 << 5)
#define RISCV_HWPROBE_EXT_ZICBOZ (1 << 6)
#define RISCV_HWPROBE_KEY_CPUPERF_0 5 #define RISCV_HWPROBE_KEY_CPUPERF_0 5
#define RISCV_HWPROBE_MISALIGNED_UNKNOWN (0 << 0) #define RISCV_HWPROBE_MISALIGNED_UNKNOWN (0 << 0)
@ -8873,6 +8874,8 @@ static void risc_hwprobe_fill_pairs(CPURISCVState *env,
RISCV_HWPROBE_EXT_ZBB : 0; RISCV_HWPROBE_EXT_ZBB : 0;
value |= cfg->ext_zbs ? value |= cfg->ext_zbs ?
RISCV_HWPROBE_EXT_ZBS : 0; RISCV_HWPROBE_EXT_ZBS : 0;
value |= cfg->ext_zicboz ?
RISCV_HWPROBE_EXT_ZICBOZ : 0;
__put_user(value, &pair->value); __put_user(value, &pair->value);
break; break;
case RISCV_HWPROBE_KEY_CPUPERF_0: case RISCV_HWPROBE_KEY_CPUPERF_0: