diff --git a/qemu-char.c b/qemu-char.c index 7cdeffd61e..1332863ed3 100644 --- a/qemu-char.c +++ b/qemu-char.c @@ -101,6 +101,10 @@ /***********************************************************/ /* character device */ +static TAILQ_HEAD(CharDriverStateHead, CharDriverState) chardevs = + TAILQ_HEAD_INITIALIZER(chardevs); +static int initial_reset_issued; + static void qemu_chr_event(CharDriverState *s, int event) { if (!s->chr_event) @@ -118,12 +122,23 @@ static void qemu_chr_reset_bh(void *opaque) void qemu_chr_reset(CharDriverState *s) { - if (s->bh == NULL) { + if (s->bh == NULL && initial_reset_issued) { s->bh = qemu_bh_new(qemu_chr_reset_bh, s); qemu_bh_schedule(s->bh); } } +void qemu_chr_initial_reset(void) +{ + CharDriverState *chr; + + initial_reset_issued = 1; + + TAILQ_FOREACH(chr, &chardevs, next) { + qemu_chr_reset(chr); + } +} + int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len) { return s->chr_write(s, buf, len); @@ -2076,9 +2091,6 @@ static CharDriverState *qemu_chr_open_tcp(const char *host_str, return NULL; } -static TAILQ_HEAD(CharDriverStateHead, CharDriverState) chardevs -= TAILQ_HEAD_INITIALIZER(chardevs); - CharDriverState *qemu_chr_open(const char *label, const char *filename, void (*init)(struct CharDriverState *s)) { const char *p; diff --git a/qemu-char.h b/qemu-char.h index bc0fcf3259..9ff6b99c45 100644 --- a/qemu-char.h +++ b/qemu-char.h @@ -74,6 +74,7 @@ void qemu_chr_add_handlers(CharDriverState *s, void *opaque); int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg); void qemu_chr_reset(CharDriverState *s); +void qemu_chr_initial_reset(void); int qemu_chr_can_read(CharDriverState *s); void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len); void qemu_chr_accept_input(CharDriverState *s); diff --git a/vl.c b/vl.c index d3863c493b..9ba6bc451a 100644 --- a/vl.c +++ b/vl.c @@ -5693,6 +5693,7 @@ int main(int argc, char **argv, char **envp) } text_consoles_set_display(display_state); + qemu_chr_initial_reset(); if (monitor_device && monitor_hd) monitor_init(monitor_hd, !nographic);