|
From: | Fred Konrad |
Subject: | Re: [PATCH v1 1/2] semihosting: defer connect_chardevs a little more to use serialx |
Date: | Fri, 26 Jun 2020 12:06:44 +0200 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 |
Le 6/16/20 à 4:52 PM, Alex Bennée a écrit :
konrad@adacore.com writes:From: KONRAD Frederic <frederic.konrad@adacore.com> With that we can just use chardev=serial0.I don't quite follow what this means. ./aarch64-softmmu/qemu-system-aarch64 -cpu max -monitor none -chardev=serial0 -M virt -display none -semihosting -kernel ./tests/tcg/aarch64-softmmu/memory qemu-system-aarch64: -chardev=serial0: invalid option ./aarch64-softmmu/qemu-system-aarch64 -cpu max -monitor none -chardev id=serial0 -M virt -display none -semihosting -kernel ./tests/tcg/aarch64-softmmu/memory qemu-system-aarch64: -chardev id=serial0: chardev: "serial0" missing backend The run: ./aarch64-softmmu/qemu-system-aarch64 -cpu max -serial mon:stdio -M virt -display none -semihosting -kernel ./tests/tcg/aarch64-softmmu/memory works fine without this patch.
Hi Alex, and sorry for the delay, I meant `-semihosting-config chardev=serial0`. I suspect your last command-line will print any string sent to semihosting to stderr by default.
Signed-off-by: KONRAD Frederic <frederic.konrad@adacore.com> --- softmmu/vl.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/softmmu/vl.c b/softmmu/vl.c index f669c06..9b8b48a 100644 --- a/softmmu/vl.c +++ b/softmmu/vl.c @@ -4123,8 +4123,6 @@ void qemu_init(int argc, char **argv, char **envp)qemu_opts_foreach(qemu_find_opts("chardev"),chardev_init_func, NULL, &error_fatal); - /* now chardevs have been created we may have semihosting to connect */ - qemu_semihosting_connect_chardevs();#ifdef CONFIG_VIRTFSqemu_opts_foreach(qemu_find_opts("fsdev"), @@ -4271,6 +4269,9 @@ void qemu_init(int argc, char **argv, char **envp) if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0) exit(1);+ /* now chardevs have been created we may have semihosting to connect */+ qemu_semihosting_connect_chardevs(); + /* If no default VGA is requested, the default is "none". */ if (default_vga) { vga_model = get_default_vga_model(machine_class);
[Prev in Thread] | Current Thread | [Next in Thread] |