From: "Alex Bennée" <alex.bennee@linaro.org>
To: Richard Henderson <richard.henderson@linaro.org>
Cc: Peter Maydell <peter.maydell@linaro.org>, qemu-devel@nongnu.org
Subject: Re: [PATCH v4 08/53] semihosting: Split out guestfd.c
Date: Thu, 09 Jun 2022 08:24:04 +0100 [thread overview]
Message-ID: <87wndqs3f9.fsf@linaro.org> (raw)
In-Reply-To: <20220607204557.658541-9-richard.henderson@linaro.org>
Richard Henderson <richard.henderson@linaro.org> writes:
> In arm-compat-semi.c, we have more advanced treatment of
> guest file descriptors than we do in other implementations.
> Split out GuestFD and related functions to a new file so
> that they can be shared.
>
> Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
> configs/targets/aarch64-linux-user.mak | 1 +
> configs/targets/aarch64_be-linux-user.mak | 1 +
> configs/targets/arm-linux-user.mak | 1 +
> configs/targets/armeb-linux-user.mak | 1 +
> configs/targets/riscv32-linux-user.mak | 1 +
> configs/targets/riscv64-linux-user.mak | 1 +
> include/semihosting/guestfd.h | 83 +++++++++++
> semihosting/arm-compat-semi.c | 164 +++-------------------
> semihosting/guestfd.c | 118 ++++++++++++++++
> semihosting/meson.build | 4 +
> 10 files changed, 233 insertions(+), 142 deletions(-)
> create mode 100644 include/semihosting/guestfd.h
> create mode 100644 semihosting/guestfd.c
>
> diff --git a/configs/targets/aarch64-linux-user.mak b/configs/targets/aarch64-linux-user.mak
> index d0c603c54e..db552f1839 100644
> --- a/configs/targets/aarch64-linux-user.mak
> +++ b/configs/targets/aarch64-linux-user.mak
> @@ -2,4 +2,5 @@ TARGET_ARCH=aarch64
> TARGET_BASE_ARCH=arm
> TARGET_XML_FILES= gdb-xml/aarch64-core.xml gdb-xml/aarch64-fpu.xml
> TARGET_HAS_BFLT=y
> +CONFIG_SEMIHOSTING=y
> CONFIG_ARM_COMPATIBLE_SEMIHOSTING=y
> diff --git a/configs/targets/aarch64_be-linux-user.mak b/configs/targets/aarch64_be-linux-user.mak
> index 7794424745..dc78044fb1 100644
> --- a/configs/targets/aarch64_be-linux-user.mak
> +++ b/configs/targets/aarch64_be-linux-user.mak
> @@ -3,4 +3,5 @@ TARGET_BASE_ARCH=arm
> TARGET_BIG_ENDIAN=y
> TARGET_XML_FILES= gdb-xml/aarch64-core.xml gdb-xml/aarch64-fpu.xml
> TARGET_HAS_BFLT=y
> +CONFIG_SEMIHOSTING=y
> CONFIG_ARM_COMPATIBLE_SEMIHOSTING=y
> diff --git a/configs/targets/arm-linux-user.mak b/configs/targets/arm-linux-user.mak
> index 3e10d6b15d..7f5d65794c 100644
> --- a/configs/targets/arm-linux-user.mak
> +++ b/configs/targets/arm-linux-user.mak
> @@ -3,4 +3,5 @@ TARGET_SYSTBL_ABI=common,oabi
> TARGET_SYSTBL=syscall.tbl
> TARGET_XML_FILES= gdb-xml/arm-core.xml gdb-xml/arm-vfp.xml gdb-xml/arm-vfp3.xml gdb-xml/arm-vfp-sysregs.xml gdb-xml/arm-neon.xml gdb-xml/arm-m-profile.xml gdb-xml/arm-m-profile-mve.xml
> TARGET_HAS_BFLT=y
> +CONFIG_SEMIHOSTING=y
> CONFIG_ARM_COMPATIBLE_SEMIHOSTING=y
> diff --git a/configs/targets/armeb-linux-user.mak b/configs/targets/armeb-linux-user.mak
> index a249cc2e29..943d0d87bf 100644
> --- a/configs/targets/armeb-linux-user.mak
> +++ b/configs/targets/armeb-linux-user.mak
> @@ -4,4 +4,5 @@ TARGET_SYSTBL=syscall.tbl
> TARGET_BIG_ENDIAN=y
> TARGET_XML_FILES= gdb-xml/arm-core.xml gdb-xml/arm-vfp.xml gdb-xml/arm-vfp3.xml gdb-xml/arm-vfp-sysregs.xml gdb-xml/arm-neon.xml gdb-xml/arm-m-profile.xml gdb-xml/arm-m-profile-mve.xml
> TARGET_HAS_BFLT=y
> +CONFIG_SEMIHOSTING=y
> CONFIG_ARM_COMPATIBLE_SEMIHOSTING=y
> diff --git a/configs/targets/riscv32-linux-user.mak b/configs/targets/riscv32-linux-user.mak
> index bd2f1fd497..9761618e67 100644
> --- a/configs/targets/riscv32-linux-user.mak
> +++ b/configs/targets/riscv32-linux-user.mak
> @@ -2,4 +2,5 @@ TARGET_ARCH=riscv32
> TARGET_BASE_ARCH=riscv
> TARGET_ABI_DIR=riscv
> TARGET_XML_FILES= gdb-xml/riscv-32bit-cpu.xml gdb-xml/riscv-32bit-fpu.xml gdb-xml/riscv-64bit-fpu.xml gdb-xml/riscv-32bit-virtual.xml
> +CONFIG_SEMIHOSTING=y
> CONFIG_ARM_COMPATIBLE_SEMIHOSTING=y
> diff --git a/configs/targets/riscv64-linux-user.mak b/configs/targets/riscv64-linux-user.mak
> index 4aca7662ce..cfd1fd382f 100644
> --- a/configs/targets/riscv64-linux-user.mak
> +++ b/configs/targets/riscv64-linux-user.mak
> @@ -2,4 +2,5 @@ TARGET_ARCH=riscv64
> TARGET_BASE_ARCH=riscv
> TARGET_ABI_DIR=riscv
> TARGET_XML_FILES= gdb-xml/riscv-64bit-cpu.xml gdb-xml/riscv-32bit-fpu.xml gdb-xml/riscv-64bit-fpu.xml gdb-xml/riscv-64bit-virtual.xml
> +CONFIG_SEMIHOSTING=y
> CONFIG_ARM_COMPATIBLE_SEMIHOSTING=y
Why are these needed? The:
config ARM_COMPATIBLE_SEMIHOSTING
bool
select SEMIHOSTING
stanza should ensure we select SEMIHOSTING automatically.
Otherwise:
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
--
Alex Bennée
next prev parent reply other threads:[~2022-06-09 7:32 UTC|newest]
Thread overview: 106+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-07 20:45 [PATCH v4 00/53] semihosting cleanup Richard Henderson
2022-06-07 20:45 ` [PATCH v4 01/53] semihosting: Move exec/softmmu-semi.h to semihosting/softmmu-uaccess.h Richard Henderson
2022-06-07 20:45 ` [PATCH v4 02/53] semihosting: Return failure from softmmu-uaccess.h functions Richard Henderson
2022-06-07 20:45 ` [PATCH v4 03/53] semihosting: Improve condition for config.c and console.c Richard Henderson
2022-06-07 20:45 ` [PATCH v4 04/53] semihosting: Move softmmu-uaccess.h functions out of line Richard Henderson
2022-06-07 20:45 ` [PATCH v4 05/53] accel/stubs: Add tcg stub for probe_access_flags Richard Henderson
2022-06-22 7:14 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 06/53] semihosting: Add target_strlen for softmmu-uaccess.h Richard Henderson
2022-06-07 20:45 ` [PATCH v4 07/53] semihosting: Simplify softmmu_lock_user_string Richard Henderson
2022-06-08 16:10 ` Alex Bennée
2022-06-07 20:45 ` [PATCH v4 08/53] semihosting: Split out guestfd.c Richard Henderson
2022-06-09 7:24 ` Alex Bennée [this message]
2022-06-09 13:51 ` Richard Henderson
2022-06-07 20:45 ` [PATCH v4 09/53] semihosting: Inline set_swi_errno into common_semi_cb Richard Henderson
2022-06-07 20:45 ` [PATCH v4 10/53] semihosting: Adjust error checking in common_semi_cb Richard Henderson
2022-06-08 17:19 ` Alex Bennée
2022-06-07 20:45 ` [PATCH v4 11/53] semihosting: Clean up common_semi_flen_cb Richard Henderson
2022-06-07 20:45 ` [PATCH v4 12/53] semihosting: Clean up common_semi_open_cb Richard Henderson
2022-06-07 20:45 ` [PATCH v4 13/53] semihosting: Return void from do_common_semihosting Richard Henderson
2022-06-09 15:42 ` Alex Bennée
2022-06-07 20:45 ` [PATCH v4 14/53] semihosting: Move common-semi.h to include/semihosting/ Richard Henderson
2022-06-09 15:42 ` Alex Bennée
2022-06-07 20:45 ` [PATCH v4 15/53] semihosting: Remove GDB_O_BINARY Richard Henderson
2022-06-09 15:49 ` Alex Bennée
2022-06-09 15:59 ` Richard Henderson
2022-06-07 20:45 ` [PATCH v4 16/53] include/exec: Move gdb open flags to gdbstub.h Richard Henderson
2022-06-07 20:45 ` [PATCH v4 17/53] include/exec: Move gdb_stat and gdb_timeval " Richard Henderson
2022-06-07 20:45 ` [PATCH v4 18/53] include/exec: Define errno values in gdbstub.h Richard Henderson
2022-06-09 15:50 ` Alex Bennée
2022-06-07 20:45 ` [PATCH v4 19/53] gdbstub: Convert GDB error numbers to host error numbers Richard Henderson
2022-06-22 7:53 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 20/53] semihosting: Use struct gdb_stat in common_semi_flen_cb Richard Henderson
2022-06-07 20:45 ` [PATCH v4 21/53] semihosting: Split is_64bit_semihosting per target Richard Henderson
2022-06-07 20:45 ` [PATCH v4 22/53] semihosting: Split common_semi_flen_buf " Richard Henderson
2022-06-07 20:45 ` [PATCH v4 23/53] semihosting: Split out common_semi_has_synccache Richard Henderson
2022-06-07 20:45 ` [PATCH v4 24/53] semihosting: Split out common-semi-target.h Richard Henderson
2022-06-27 8:48 ` Alex Bennée
2022-06-27 9:03 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 25/53] semihosting: Use env more often in do_common_semihosting Richard Henderson
2022-06-22 8:22 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 26/53] semihosting: Move GET_ARG/SET_ARG earlier in the file Richard Henderson
2022-06-27 8:51 ` Alex Bennée
2022-06-07 20:45 ` [PATCH v4 27/53] semihosting: Split out semihost_sys_open Richard Henderson
2022-06-22 9:35 ` Luc Michel
2022-06-22 15:05 ` Richard Henderson
2022-06-27 9:22 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 28/53] semihosting: Split out semihost_sys_close Richard Henderson
2022-06-22 19:07 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 29/53] semihosting: Split out semihost_sys_read Richard Henderson
2022-06-22 19:25 ` Luc Michel
2022-06-23 14:11 ` Richard Henderson
2022-06-07 20:45 ` [PATCH v4 30/53] semihosting: Split out semihost_sys_write Richard Henderson
2022-06-22 19:28 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 31/53] semihosting: Bound length for semihost_sys_{read, write} Richard Henderson
2022-06-22 19:30 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 32/53] semihosting: Split out semihost_sys_lseek Richard Henderson
2022-06-22 19:40 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 33/53] semihosting: Split out semihost_sys_isatty Richard Henderson
2022-06-22 19:48 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 34/53] semihosting: Split out semihost_sys_flen Richard Henderson
2022-06-24 7:15 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 35/53] semihosting: Split out semihost_sys_remove Richard Henderson
2022-06-24 7:35 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 36/53] semihosting: Split out semihost_sys_rename Richard Henderson
2022-06-24 7:40 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 37/53] semihosting: Split out semihost_sys_system Richard Henderson
2022-06-24 7:51 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 38/53] semihosting: Create semihost_sys_{stat,fstat} Richard Henderson
2022-06-24 8:20 ` Luc Michel
2022-06-24 8:26 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 39/53] semihosting: Create semihost_sys_gettimeofday Richard Henderson
2022-06-24 8:26 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 40/53] gdbstub: Adjust gdb_syscall_complete_cb declaration Richard Henderson
2022-06-24 8:37 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 41/53] semihosting: Fix docs comment for qemu_semihosting_console_inc Richard Henderson
2022-06-24 8:42 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 42/53] semihosting: Pass CPUState to qemu_semihosting_console_inc Richard Henderson
2022-06-24 8:46 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 43/53] semihosting: Expand qemu_semihosting_console_inc to read Richard Henderson
2022-06-24 9:03 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 44/53] semihosting: Cleanup chardev init Richard Henderson
2022-06-24 9:07 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 45/53] semihosting: Create qemu_semihosting_console_write Richard Henderson
2022-06-27 7:23 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 46/53] semihosting: Add GuestFDConsole Richard Henderson
2022-06-27 8:36 ` Luc Michel
2022-06-27 8:56 ` Alex Bennée
2022-06-07 20:45 ` [PATCH v4 47/53] semihosting: Create qemu_semihosting_guestfd_init Richard Henderson
2022-06-27 8:36 ` Luc Michel
2022-06-27 9:01 ` Alex Bennée
2022-06-07 20:45 ` [PATCH v4 48/53] semihosting: Use console_in_gf for SYS_READC Richard Henderson
2022-06-27 8:41 ` Luc Michel
2022-06-27 9:07 ` Alex Bennée
2022-06-27 23:09 ` Richard Henderson
2022-06-28 9:35 ` Alex Bennée
2022-06-07 20:45 ` [PATCH v4 49/53] semihosting: Use console_out_gf for SYS_WRITEC Richard Henderson
2022-06-27 8:41 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 50/53] semihosting: Remove qemu_semihosting_console_outc Richard Henderson
2022-06-27 8:42 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 51/53] semihosting: Use console_out_gf for SYS_WRITE0 Richard Henderson
2022-06-27 8:42 ` Luc Michel
2022-06-07 20:45 ` [PATCH v4 52/53] semihosting: Remove qemu_semihosting_console_outs Richard Henderson
2022-06-27 8:42 ` Luc Michel
2022-06-27 9:10 ` Alex Bennée
2022-06-07 20:45 ` [PATCH v4 53/53] semihosting: Create semihost_sys_poll_one Richard Henderson
2022-06-27 9:01 ` Luc Michel
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