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hw/xen: update Xen console to XenDevice model

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This allows (non-primary) console devices to be created on the command
line and hotplugged.

Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Paul Durrant <paul@xen.org>
This commit is contained in:
David Woodhouse
2023-11-07 08:54:20 +00:00
parent eb6ae7a682
commit 9b77374690
3 changed files with 414 additions and 133 deletions
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hw/char/trace-events
+8
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@@ -105,3 +105,11 @@ cadence_uart_baudrate(unsigned baudrate) "baudrate %u"
# sh_serial.c
sh_serial_read(char *id, unsigned size, uint64_t offs, uint64_t val) " %s size %d offs 0x%02" PRIx64 " -> 0x%02" PRIx64
sh_serial_write(char *id, unsigned size, uint64_t offs, uint64_t val) "%s size %d offs 0x%02" PRIx64 " <- 0x%02" PRIx64
# xen_console.c
xen_console_connect(unsigned int idx, unsigned int ring_ref, unsigned int port, unsigned int limit) "idx %u ring_ref %u port %u limit %u"
xen_console_disconnect(unsigned int idx) "idx %u"
xen_console_unrealize(unsigned int idx) "idx %u"
xen_console_realize(unsigned int idx, const char *chrdev) "idx %u chrdev %s"
xen_console_device_create(unsigned int idx) "idx %u"
xen_console_device_destroy(unsigned int idx) "idx %u"
hw/char/xen_console.c
+406 -132
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File diff suppressed because it is too large Load Diff
hw/xen/xen-legacy-backend.c
-1
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@@ -623,7 +623,6 @@ void xen_be_init(void)
xen_set_dynamic_sysbus();
xen_be_register("console", &xen_console_ops);
xen_be_register("vkbd", &xen_kbdmouse_ops);
#ifdef CONFIG_VIRTFS
xen_be_register("9pfs", &xen_9pfs_ops);