6ece1df966
Align the framebuffer backend with the other legacy ones, register it via xen_backend_init() when '-vga xenfb' is used. It is safe because MODULE_INIT_XEN_BACKEND is called in xen_bus_realize(), long after CLI processing initialized the vga_interface_type variable. Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Paul Durrant <paul@xen.org> Message-Id: <20240510104908.76908-8-philmd@linaro.org>
73 lines
2.2 KiB
C
73 lines
2.2 KiB
C
/*
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* QEMU Xen PV Machine
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*
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* Copyright (c) 2007 Red Hat
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "qemu/osdep.h"
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#include "qemu/error-report.h"
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#include "hw/boards.h"
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#include "hw/xen/xen-legacy-backend.h"
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#include "hw/xen/xen-bus.h"
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#include "sysemu/block-backend.h"
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#include "sysemu/sysemu.h"
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static void xen_init_pv(MachineState *machine)
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{
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setup_xen_backend_ops();
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xen_bus_init();
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switch (xen_mode) {
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case XEN_ATTACH:
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/* nothing to do, libxl handles everything */
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break;
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case XEN_EMULATE:
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error_report("xen emulation not implemented (yet)");
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exit(1);
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break;
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default:
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error_report("unhandled xen_mode %d", xen_mode);
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exit(1);
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break;
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}
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/* configure framebuffer */
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if (vga_interface_type == VGA_XENFB) {
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xen_config_dev_vfb(0, "vnc");
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xen_config_dev_vkbd(0);
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vga_interface_created = true;
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}
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/* config cleanup hook */
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atexit(xen_config_cleanup);
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}
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static void xenpv_machine_init(MachineClass *mc)
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{
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mc->desc = "Xen Para-virtualized PC";
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mc->init = xen_init_pv;
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mc->max_cpus = 1;
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mc->default_machine_opts = "accel=xen";
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}
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DEFINE_MACHINE("xenpv", xenpv_machine_init)
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