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[Qemu-commits] [COMMIT c845f40] Allow -serial chardev:<name>
From: |
Anthony Liguori |
Subject: |
[Qemu-commits] [COMMIT c845f40] Allow -serial chardev:<name> |
Date: |
Fri, 11 Sep 2009 18:31:48 -0000 |
From: Gerd Hoffmann <address@hidden>
Lets put -chardev into use now. With this patch applied chardev:name is
accepted as chardev specification everywhere, i.e. now you can:
-chardev stdio,id=ttyS0
-serial chardev:ttyS0
which does the same as '-serial stdio".
Muxing can be done this way:
-chardev stdio,id=mux,mux=on
-serial chardev:mux
-monitor chardev:mux
You can mux more than two streams.
Signed-off-by: Gerd Hoffmann <address@hidden>
Signed-off-by: Anthony Liguori <address@hidden>
diff --git a/qemu-char.c b/qemu-char.c
index ef73afe..ce2799e 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -2416,6 +2416,10 @@ CharDriverState *qemu_chr_open(const char *label, const
char *filename, void (*i
CharDriverState *chr;
QemuOpts *opts;
+ if (strstart(filename, "chardev:", &p)) {
+ return qemu_chr_find(p);
+ }
+
opts = qemu_chr_parse_compat(label, filename);
if (!opts)
return NULL;
@@ -2445,3 +2449,15 @@ void qemu_chr_info(Monitor *mon)
monitor_printf(mon, "%s: filename=%s\n", chr->label, chr->filename);
}
}
+
+CharDriverState *qemu_chr_find(const char *name)
+{
+ CharDriverState *chr;
+
+ TAILQ_FOREACH(chr, &chardevs, next) {
+ if (strcmp(chr->label, name) != 0)
+ continue;
+ return chr;
+ }
+ return NULL;
+}
diff --git a/qemu-char.h b/qemu-char.h
index 9bff0c7..0bf8944 100644
--- a/qemu-char.h
+++ b/qemu-char.h
@@ -90,6 +90,7 @@ void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len);
int qemu_chr_get_msgfd(CharDriverState *s);
void qemu_chr_accept_input(CharDriverState *s);
void qemu_chr_info(Monitor *mon);
+CharDriverState *qemu_chr_find(const char *name);
extern int term_escape_char;
diff --git a/qemu-config.c b/qemu-config.c
index 8404f1b..f6f4cb4 100644
--- a/qemu-config.c
+++ b/qemu-config.c
@@ -130,6 +130,9 @@ QemuOptsList qemu_chardev_opts = {
},{
.name = "rows",
.type = QEMU_OPT_NUMBER,
+ },{
+ .name = "mux",
+ .type = QEMU_OPT_BOOL,
},
{ /* end if list */ }
},
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