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Change the usb-serial product ID to a more widely recognised value (Samuel Thibault).

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Implement chr_close callback for "stdio" so that it can be closed and reopened.
Free chr devices after they're closed.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3927 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
balrog 2008-01-19 13:00:43 +00:00
parent db380c066d
commit a11d070e38
3 changed files with 30 additions and 3 deletions
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2
hw/usb-serial.c
View File

@ -486,7 +486,7 @@ USBDevice *usb_serial_init(const char *filename)
{
USBSerialState *s;
CharDriverState *cdrv;
unsigned short vendorid = 0x0403, productid = 0xFF00;
unsigned short vendorid = 0x0403, productid = 0x6001;
while (*filename && *filename != ':') {
const char *p;

2
qemu-doc.texi
View File

@ -1594,7 +1594,7 @@ Standard USB keyboard. Will override the PS/2 keyboard (if present).
Serial converter. This emulates an FTDI FT232BM chip connected to host character
device @var{dev}. The available character devices are the same as for the
@code{-serial} option. The @code{vendorid} and @code{productid} options can be
used to override the default 0403:FF00. For instance,
used to override the default 0403:6001. For instance,
@example
usb_add serial:productid=FA00:tcp:192.168.0.2:4444
@end example

27
vl.c
View File

@ -2050,6 +2050,20 @@ static void fd_chr_update_read_handler(CharDriverState *chr)
}
}
static void fd_chr_close(struct CharDriverState *chr)
{
FDCharDriver *s = chr->opaque;
if (s->fd_in >= 0) {
if (nographic && s->fd_in == 0) {
} else {
qemu_set_fd_handler2(s->fd_in, NULL, NULL, NULL, NULL);
}
}
qemu_free(s);
}
/* open a character device to a unix fd */
static CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
{
@ -2069,6 +2083,7 @@ static CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
chr->opaque = s;
chr->chr_write = fd_chr_write;
chr->chr_update_read_handler = fd_chr_update_read_handler;
chr->chr_close = fd_chr_close;
qemu_chr_reset(chr);
@ -2155,6 +2170,7 @@ static void stdio_read(void *opaque)
/* init terminal so that we can grab keys */
static struct termios oldtty;
static int old_fd0_flags;
static int term_atexit_done;
static void term_exit(void)
{
@ -2184,11 +2200,20 @@ static void term_init(void)
tcsetattr (0, TCSANOW, &tty);
if (!term_atexit_done++)
atexit(term_exit);
fcntl(0, F_SETFL, O_NONBLOCK);
}
static void qemu_chr_close_stdio(struct CharDriverState *chr)
{
term_exit();
stdio_nb_clients--;
qemu_set_fd_handler2(0, NULL, NULL, NULL, NULL);
fd_chr_close(chr);
}
static CharDriverState *qemu_chr_open_stdio(void)
{
CharDriverState *chr;
@ -2196,6 +2221,7 @@ static CharDriverState *qemu_chr_open_stdio(void)
if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
return NULL;
chr = qemu_chr_open_fd(0, 1);
chr->chr_close = qemu_chr_close_stdio;
qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, chr);
stdio_nb_clients++;
term_init();
@ -3418,6 +3444,7 @@ void qemu_chr_close(CharDriverState *chr)
{
if (chr->chr_close)
chr->chr_close(chr);
qemu_free(chr);
}
/***********************************************************/