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char: use qemu_chr_fe* functions with CharBackend argument

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This also switches from qemu_chr_add_handlers() to
qemu_chr_fe_set_handlers(). Note that qemu_chr_fe_set_handlers() now
takes the focus when fe_open (qemu_chr_add_handlers() did take the
focus)

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20161022095318.17775-16-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Marc-André Lureau 2016-10-22 12:52:55 +03:00 • committed by Paolo Bonzini
parent fbf3cc3a67
commit 5345fdb446
47 changed files with 437 additions and 409 deletions
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18
gdbstub.c
View file

@ -404,7 +404,7 @@ static void put_buffer(GDBState *s, const uint8_t *buf, int len)
#else
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr.chr, buf, len);
qemu_chr_fe_write_all(&s->chr, buf, len);
#endif
}
@ -1471,6 +1471,9 @@ void gdb_exit(CPUArchState *env, int code)
{
GDBState *s;
char buf[4];
#ifndef CONFIG_USER_ONLY
CharDriverState *chr;
#endif
s = gdbserver_state;
if (!s) {
@ -1481,7 +1484,8 @@ void gdb_exit(CPUArchState *env, int code)
return;
}
#else
if (!s->chr.chr) {
chr = qemu_chr_fe_get_driver(&s->chr);
if (!chr) {
return;
}
#endif
@ -1490,7 +1494,7 @@ void gdb_exit(CPUArchState *env, int code)
put_packet(s, buf);
#ifndef CONFIG_USER_ONLY
qemu_chr_delete(s->chr.chr);
qemu_chr_delete(chr);
#endif
}
@ -1764,8 +1768,8 @@ int gdbserver_start(const char *device)
mon_chr->chr_write = gdb_monitor_write;
monitor_init(mon_chr, 0);
} else {
if (s->chr.chr) {
qemu_chr_delete(s->chr.chr);
if (qemu_chr_fe_get_driver(&s->chr)) {
qemu_chr_delete(qemu_chr_fe_get_driver(&s->chr));
}
mon_chr = s->mon_chr;
memset(s, 0, sizeof(GDBState));
@ -1775,8 +1779,8 @@ int gdbserver_start(const char *device)
s->g_cpu = first_cpu;
if (chr) {
qemu_chr_fe_init(&s->chr, chr, &error_abort);
qemu_chr_add_handlers(s->chr.chr, gdb_chr_can_receive, gdb_chr_receive,
gdb_chr_event, NULL);
qemu_chr_fe_set_handlers(&s->chr, gdb_chr_can_receive, gdb_chr_receive,
gdb_chr_event, NULL, NULL);
}
s->state = chr ? RS_IDLE : RS_INACTIVE;
s->mon_chr = mon_chr;