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char: replace PROP_CHR with CharBackend 

Store the property in a CharBackend instead of CharDriverState*.  This
also replace systematically chr by chr.chr to access the
CharDriverState*. The following patches will replace it with calls to
qemu_chr_fe CharBackend functions.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20161022095318.17775-12-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Marc-André Lureau 2016-10-22 12:52:51 +03:00 committed by Paolo Bonzini
parent ecb672d14f
commit becdfa00cf
37 changed files with 302 additions and 265 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
hw/arm/pxa2xx.c
View File

@ -1764,7 +1764,7 @@ struct PXA2xxFIrState {
qemu_irq rx_dma;
qemu_irq tx_dma;
uint32_t enable;
CharDriverState *chr;
CharBackend chr;
uint8_t control[3];
uint8_t status[2];
@ -1898,14 +1898,16 @@ static void pxa2xx_fir_write(void *opaque, hwaddr addr,
pxa2xx_fir_update(s);
break;
case ICDR:
if (s->control[2] & (1 << 2)) /* TXP */
if (s->control[2] & (1 << 2)) { /* TXP */
ch = value;
else
} else {
ch = ~value;
if (s->chr && s->enable && (s->control[0] & (1 << 3))) /* TXE */
}
if (s->chr.chr && s->enable && (s->control[0] & (1 << 3))) { /* TXE */
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &ch, 1);
qemu_chr_fe_write_all(s->chr.chr, &ch, 1);
}
break;
case ICSR0:
s->status[0] &= ~(value & 0x66);
@ -1973,9 +1975,9 @@ static void pxa2xx_fir_realize(DeviceState *dev, Error **errp)
{
PXA2xxFIrState *s = PXA2XX_FIR(dev);
if (s->chr) {
qemu_chr_fe_claim_no_fail(s->chr);
qemu_chr_add_handlers(s->chr, pxa2xx_fir_is_empty,
if (s->chr.chr) {
qemu_chr_fe_claim_no_fail(s->chr.chr);
qemu_chr_add_handlers(s->chr.chr, pxa2xx_fir_is_empty,
pxa2xx_fir_rx, pxa2xx_fir_event, s);
}
}

14
hw/arm/strongarm.c
View File

@ -912,7 +912,7 @@ typedef struct StrongARMUARTState {
SysBusDevice parent_obj;
MemoryRegion iomem;
CharDriverState *chr;
CharBackend chr;
qemu_irq irq;
uint8_t utcr0;
@ -1020,8 +1020,8 @@ static void strongarm_uart_update_parameters(StrongARMUARTState *s)
ssp.data_bits = data_bits;
ssp.stop_bits = stop_bits;
s->char_transmit_time = (NANOSECONDS_PER_SECOND / speed) * frame_size;
if (s->chr) {
qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp);
if (s->chr.chr) {
qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp);
}
DPRINTF(stderr, "%s speed=%d parity=%c data=%d stop=%d\n", s->chr->label,
@ -1107,10 +1107,10 @@ static void strongarm_uart_tx(void *opaque)
if (s->utcr3 & UTCR3_LBM) /* loopback */ {
strongarm_uart_receive(s, &s->tx_fifo[s->tx_start], 1);
} else if (s->chr) {
} else if (s->chr.chr) {
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &s->tx_fifo[s->tx_start], 1);
qemu_chr_fe_write_all(s->chr.chr, &s->tx_fifo[s->tx_start], 1);
}
s->tx_start = (s->tx_start + 1) % 8;
@ -1239,8 +1239,8 @@ static void strongarm_uart_init(Object *obj)
s->rx_timeout_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, strongarm_uart_rx_to, s);
s->tx_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, strongarm_uart_tx, s);
if (s->chr) {
qemu_chr_add_handlers(s->chr,
if (s->chr.chr) {
qemu_chr_add_handlers(s->chr.chr,
strongarm_uart_can_receive,
strongarm_uart_receive,
strongarm_uart_event,

12
hw/char/bcm2835_aux.c
View File

@ -79,8 +79,8 @@ static uint64_t bcm2835_aux_read(void *opaque, hwaddr offset, unsigned size)
s->read_pos = 0;
}
}
if (s->chr) {
qemu_chr_accept_input(s->chr);
if (s->chr.chr) {
qemu_chr_accept_input(s->chr.chr);
}
bcm2835_aux_update(s);
return c;
@ -168,10 +168,10 @@ static void bcm2835_aux_write(void *opaque, hwaddr offset, uint64_t value,
case AUX_MU_IO_REG:
/* "DLAB bit set means access baudrate register" is NYI */
ch = value;
if (s->chr) {
if (s->chr.chr) {
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &ch, 1);
qemu_chr_fe_write_all(s->chr.chr, &ch, 1);
}
break;
@ -282,8 +282,8 @@ static void bcm2835_aux_realize(DeviceState *dev, Error **errp)
{
BCM2835AuxState *s = BCM2835_AUX(dev);
if (s->chr) {
qemu_chr_add_handlers(s->chr, bcm2835_aux_can_receive,
if (s->chr.chr) {
qemu_chr_add_handlers(s->chr.chr, bcm2835_aux_can_receive,
bcm2835_aux_receive, NULL, s);
}
}

26
hw/char/cadence_uart.c
View File

@ -142,8 +142,8 @@ static void uart_rx_reset(CadenceUARTState *s)
{
s->rx_wpos = 0;
s->rx_count = 0;
if (s->chr) {
qemu_chr_accept_input(s->chr);
if (s->chr.chr) {
qemu_chr_accept_input(s->chr.chr);
}
}
@ -156,8 +156,8 @@ static void uart_send_breaks(CadenceUARTState *s)
{
int break_enabled = 1;
if (s->chr) {
qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_SERIAL_SET_BREAK,
if (s->chr.chr) {
qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_SERIAL_SET_BREAK,
&break_enabled);
}
}
@ -210,8 +210,8 @@ static void uart_parameters_setup(CadenceUARTState *s)
packet_size += ssp.data_bits + ssp.stop_bits;
s->char_tx_time = (NANOSECONDS_PER_SECOND / ssp.speed) * packet_size;
if (s->chr) {
qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp);
if (s->chr.chr) {
qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp);
}
}
@ -278,7 +278,7 @@ static gboolean cadence_uart_xmit(GIOChannel *chan, GIOCondition cond,
int ret;
/* instant drain the fifo when there's no back-end */
if (!s->chr) {
if (!s->chr.chr) {
s->tx_count = 0;
return FALSE;
}
@ -287,7 +287,7 @@ static gboolean cadence_uart_xmit(GIOChannel *chan, GIOCondition cond,
return FALSE;
}
ret = qemu_chr_fe_write(s->chr, s->tx_fifo, s->tx_count);
ret = qemu_chr_fe_write(s->chr.chr, s->tx_fifo, s->tx_count);
if (ret >= 0) {
s->tx_count -= ret;
@ -295,7 +295,7 @@ static gboolean cadence_uart_xmit(GIOChannel *chan, GIOCondition cond,
}
if (s->tx_count) {
guint r = qemu_chr_fe_add_watch(s->chr, G_IO_OUT|G_IO_HUP,
guint r = qemu_chr_fe_add_watch(s->chr.chr, G_IO_OUT | G_IO_HUP,
cadence_uart_xmit, s);
if (!r) {
s->tx_count = 0;
@ -368,8 +368,8 @@ static void uart_read_rx_fifo(CadenceUARTState *s, uint32_t *c)
*c = s->rx_fifo[rx_rpos];
s->rx_count--;
if (s->chr) {
qemu_chr_accept_input(s->chr);
if (s->chr.chr) {
qemu_chr_accept_input(s->chr.chr);
}
} else {
*c = 0;
@ -474,8 +474,8 @@ static void cadence_uart_realize(DeviceState *dev, Error **errp)
s->fifo_trigger_handle = timer_new_ns(QEMU_CLOCK_VIRTUAL,
fifo_trigger_update, s);
if (s->chr) {
qemu_chr_add_handlers(s->chr, uart_can_receive, uart_receive,
if (s->chr.chr) {
qemu_chr_add_handlers(s->chr.chr, uart_can_receive, uart_receive,
uart_event, s);
}
}

8
hw/char/debugcon.c
View File

@ -39,7 +39,7 @@
typedef struct DebugconState {
MemoryRegion io;
CharDriverState *chr;
CharBackend chr;
uint32_t readback;
} DebugconState;
@ -62,7 +62,7 @@ static void debugcon_ioport_write(void *opaque, hwaddr addr, uint64_t val,
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &ch, 1);
qemu_chr_fe_write_all(s->chr.chr, &ch, 1);
}
@ -87,12 +87,12 @@ static const MemoryRegionOps debugcon_ops = {
static void debugcon_realize_core(DebugconState *s, Error **errp)
{
if (!s->chr) {
if (!s->chr.chr) {
error_setg(errp, "Can't create debugcon device, empty char device");
return;
}
qemu_chr_add_handlers(s->chr, NULL, NULL, NULL, s);
qemu_chr_add_handlers(s->chr.chr, NULL, NULL, NULL, s);
}
static void debugcon_isa_realizefn(DeviceState *dev, Error **errp)

8
hw/char/digic-uart.c
View File

@ -76,10 +76,10 @@ static void digic_uart_write(void *opaque, hwaddr addr, uint64_t value,
switch (addr) {
case R_TX:
if (s->chr) {
if (s->chr.chr) {
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &ch, 1);
qemu_chr_fe_write_all(s->chr.chr, &ch, 1);
}
break;
@ -147,8 +147,8 @@ static void digic_uart_realize(DeviceState *dev, Error **errp)
{
DigicUartState *s = DIGIC_UART(dev);
if (s->chr) {
qemu_chr_add_handlers(s->chr, uart_can_rx, uart_rx, uart_event, s);
if (s->chr.chr) {
qemu_chr_add_handlers(s->chr.chr, uart_can_rx, uart_rx, uart_event, s);
}
}

21
hw/char/escc.c
View File

@ -88,7 +88,7 @@ typedef struct ChannelState {
uint32_t reg;
uint8_t wregs[SERIAL_REGS], rregs[SERIAL_REGS];
SERIOQueue queue;
CharDriverState *chr;
CharBackend chr;
int e0_mode, led_mode, caps_lock_mode, num_lock_mode;
int disabled;
int clock;
@ -416,7 +416,7 @@ static void escc_update_parameters(ChannelState *s)
int speed, parity, data_bits, stop_bits;
QEMUSerialSetParams ssp;
if (!s->chr || s->type != ser)
if (!s->chr.chr || s->type != ser)
return;
if (s->wregs[W_TXCTRL1] & TXCTRL1_PAREN) {
@ -466,7 +466,7 @@ static void escc_update_parameters(ChannelState *s)
ssp.data_bits = data_bits;
ssp.stop_bits = stop_bits;
trace_escc_update_parameters(CHN_C(s), speed, parity, data_bits, stop_bits);
qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp);
qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp);
}
static void escc_mem_write(void *opaque, hwaddr addr,
@ -556,11 +556,11 @@ static void escc_mem_write(void *opaque, hwaddr addr,
trace_escc_mem_writeb_data(CHN_C(s), val);
s->tx = val;
if (s->wregs[W_TXCTRL2] & TXCTRL2_TXEN) { // tx enabled
if (s->chr)
if (s->chr.chr) {
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &s->tx, 1);
else if (s->type == kbd && !s->disabled) {
qemu_chr_fe_write_all(s->chr.chr, &s->tx, 1);
} else if (s->type == kbd && !s->disabled) {
handle_kbd_command(s, val);
}
}
@ -599,8 +599,9 @@ static uint64_t escc_mem_read(void *opaque, hwaddr addr,
else
ret = s->rx;
trace_escc_mem_readb_data(CHN_C(s), ret);
if (s->chr)
qemu_chr_accept_input(s->chr);
if (s->chr.chr) {
qemu_chr_accept_input(s->chr.chr);
}
return ret;
default:
break;
@ -1013,9 +1014,9 @@ static void escc_realize(DeviceState *dev, Error **errp)
ESCC_SIZE << s->it_shift);
for (i = 0; i < 2; i++) {
if (s->chn[i].chr) {
if (s->chn[i].chr.chr) {
s->chn[i].clock = s->frequency / 2;
qemu_chr_add_handlers(s->chn[i].chr, serial_can_receive,
qemu_chr_add_handlers(s->chn[i].chr.chr, serial_can_receive,
serial_receive1, serial_event, &s->chn[i]);
}
}

8
hw/char/etraxfs_ser.c
View File

@ -53,7 +53,7 @@ typedef struct ETRAXSerial {
SysBusDevice parent_obj;
MemoryRegion mmio;
CharDriverState *chr;
CharBackend chr;
qemu_irq irq;
int pending_tx;
@ -128,7 +128,7 @@ ser_write(void *opaque, hwaddr addr,
case RW_DOUT:
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &ch, 1);
qemu_chr_fe_write_all(s->chr.chr, &ch, 1);
s->regs[R_INTR] |= 3;
s->pending_tx = 1;
s->regs[addr] = value;
@ -231,8 +231,8 @@ static void etraxfs_ser_realize(DeviceState *dev, Error **errp)
{
ETRAXSerial *s = ETRAX_SERIAL(dev);
if (s->chr) {
qemu_chr_add_handlers(s->chr,
if (s->chr.chr) {
qemu_chr_add_handlers(s->chr.chr,
serial_can_receive, serial_receive,
serial_event, s);
}

10
hw/char/exynos4210_uart.c
View File

@ -181,7 +181,7 @@ typedef struct Exynos4210UartState {
Exynos4210UartFIFO rx;
Exynos4210UartFIFO tx;
CharDriverState *chr;
CharBackend chr;
qemu_irq irq;
uint32_t channel;
@ -346,7 +346,7 @@ static void exynos4210_uart_update_parameters(Exynos4210UartState *s)
ssp.data_bits = data_bits;
ssp.stop_bits = stop_bits;
qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp);
qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp);
PRINT_DEBUG("UART%d: speed: %d, parity: %c, data: %d, stop: %d\n",
s->channel, speed, parity, data_bits, stop_bits);
@ -383,13 +383,13 @@ static void exynos4210_uart_write(void *opaque, hwaddr offset,
break;
case UTXH:
if (s->chr) {
if (s->chr.chr) {
s->reg[I_(UTRSTAT)] &= ~(UTRSTAT_TRANSMITTER_EMPTY |
UTRSTAT_Tx_BUFFER_EMPTY);
ch = (uint8_t)val;
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &ch, 1);
qemu_chr_fe_write_all(s->chr.chr, &ch, 1);
#if DEBUG_Tx_DATA
fprintf(stderr, "%c", ch);
#endif
@ -640,7 +640,7 @@ static int exynos4210_uart_init(SysBusDevice *dev)
sysbus_init_irq(dev, &s->irq);
qemu_chr_add_handlers(s->chr, exynos4210_uart_can_receive,
qemu_chr_add_handlers(s->chr.chr, exynos4210_uart_can_receive,
exynos4210_uart_receive, exynos4210_uart_event, s);
return 0;

8
hw/char/grlib_apbuart.c
View File

@ -78,7 +78,7 @@ typedef struct UART {
MemoryRegion iomem;
qemu_irq irq;
CharDriverState *chr;
CharBackend chr;
/* registers */
uint32_t status;
@ -201,11 +201,11 @@ static void grlib_apbuart_write(void *opaque, hwaddr addr,
case DATA_OFFSET:
case DATA_OFFSET + 3: /* When only one byte write */
/* Transmit when character device available and transmitter enabled */
if ((uart->chr) && (uart->control & UART_TRANSMIT_ENABLE)) {
if (uart->chr.chr && (uart->control & UART_TRANSMIT_ENABLE)) {
c = value & 0xFF;
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(uart->chr, &c, 1);
qemu_chr_fe_write_all(uart->chr.chr, &c, 1);
/* Generate interrupt */
if (uart->control & UART_TRANSMIT_INTERRUPT) {
qemu_irq_pulse(uart->irq);
@ -242,7 +242,7 @@ static int grlib_apbuart_init(SysBusDevice *dev)
{
UART *uart = GRLIB_APB_UART(dev);
qemu_chr_add_handlers(uart->chr,
qemu_chr_add_handlers(uart->chr.chr,
grlib_apbuart_can_receive,
grlib_apbuart_receive,
grlib_apbuart_event,

19
hw/char/imx_serial.c
View File

@ -121,8 +121,8 @@ static uint64_t imx_serial_read(void *opaque, hwaddr offset,
s->usr2 &= ~USR2_RDR;
s->uts1 |= UTS1_RXEMPTY;
imx_update(s);
if (s->chr) {
qemu_chr_accept_input(s->chr);
if (s->chr.chr) {
qemu_chr_accept_input(s->chr.chr);
}
}
return c;
@ -175,16 +175,17 @@ static void imx_serial_write(void *opaque, hwaddr offset,
unsigned char ch;
DPRINTF("write(offset=0x%" HWADDR_PRIx ", value = 0x%x) to %s\n",
offset, (unsigned int)value, s->chr ? s->chr->label : "NODEV");
offset, (unsigned int)value,
s->chr.chr ? s->chr.chr->label : "NODEV");
switch (offset >> 2) {
case 0x10: /* UTXD */
ch = value;
if (s->ucr2 & UCR2_TXEN) {
if (s->chr) {
if (s->chr.chr) {
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &ch, 1);
qemu_chr_fe_write_all(s->chr.chr, &ch, 1);
}
s->usr1 &= ~USR1_TRDY;
imx_update(s);
@ -214,8 +215,8 @@ static void imx_serial_write(void *opaque, hwaddr offset,
}
if (value & UCR2_RXEN) {
if (!(s->ucr2 & UCR2_RXEN)) {
if (s->chr) {
qemu_chr_accept_input(s->chr);
if (s->chr.chr) {
qemu_chr_accept_input(s->chr.chr);
}
}
}
@ -318,8 +319,8 @@ static void imx_serial_realize(DeviceState *dev, Error **errp)
{
IMXSerialState *s = IMX_SERIAL(dev);
if (s->chr) {
qemu_chr_add_handlers(s->chr, imx_can_receive, imx_receive,
if (s->chr.chr) {
qemu_chr_add_handlers(s->chr.chr, imx_can_receive, imx_receive,
imx_event, s);
} else {
DPRINTF("No char dev for uart\n");

14
hw/char/ipoctal232.c
View File

@ -93,7 +93,7 @@ typedef struct SCC2698Block SCC2698Block;
struct SCC2698Channel {
IPOctalState *ipoctal;
CharDriverState *dev;
CharBackend dev;
bool rx_enabled;
uint8_t mr[2];
uint8_t mr_idx;
@ -288,8 +288,8 @@ static uint16_t io_read(IPackDevice *ip, uint8_t addr)
if (ch->rx_pending == 0) {
ch->sr &= ~SR_RXRDY;
blk->isr &= ~ISR_RXRDY(channel);
if (ch->dev) {
qemu_chr_accept_input(ch->dev);
if (ch->dev.chr) {
qemu_chr_accept_input(ch->dev.chr);
}
} else {
ch->rhr_idx = (ch->rhr_idx + 1) % RX_FIFO_SIZE;
@ -358,11 +358,11 @@ static void io_write(IPackDevice *ip, uint8_t addr, uint16_t val)
case REG_THRb:
if (ch->sr & SR_TXRDY) {
DPRINTF("Write THR%c (0x%x)\n", channel + 'a', reg);
if (ch->dev) {
if (ch->dev.chr) {
uint8_t thr = reg;
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(ch->dev, &thr, 1);
qemu_chr_fe_write_all(ch->dev.chr, &thr, 1);
}
} else {
DPRINTF("Write THR%c (0x%x), Tx disabled\n", channel + 'a', reg);
@ -546,8 +546,8 @@ static void ipoctal_realize(DeviceState *dev, Error **errp)
ch->ipoctal = s;
/* Redirect IP-Octal channels to host character devices */
if (ch->dev) {
qemu_chr_add_handlers(ch->dev, hostdev_can_receive,
if (ch->dev.chr) {
qemu_chr_add_handlers(ch->dev.chr, hostdev_can_receive,
hostdev_receive, hostdev_event, ch);
DPRINTF("Redirecting channel %u to %s\n", i, ch->dev->label);
} else {

11
hw/char/lm32_juart.c
View File

@ -44,7 +44,7 @@ enum {
struct LM32JuartState {
SysBusDevice parent_obj;
CharDriverState *chr;
CharBackend chr;
uint32_t jtx;
uint32_t jrx;
@ -75,10 +75,10 @@ void lm32_juart_set_jtx(DeviceState *d, uint32_t jtx)
trace_lm32_juart_set_jtx(s->jtx);
s->jtx = jtx;
if (s->chr) {
if (s->chr.chr) {
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &ch, 1);
qemu_chr_fe_write_all(s->chr.chr, &ch, 1);
}
}
@ -120,8 +120,9 @@ static void lm32_juart_realize(DeviceState *dev, Error **errp)
{
LM32JuartState *s = LM32_JUART(dev);
if (s->chr) {
qemu_chr_add_handlers(s->chr, juart_can_rx, juart_rx, juart_event, s);
if (s->chr.chr) {
qemu_chr_add_handlers(s->chr.chr, juart_can_rx,
juart_rx, juart_event, s);
}
}

12
hw/char/lm32_uart.c
View File

@ -97,7 +97,7 @@ struct LM32UartState {
SysBusDevice parent_obj;
MemoryRegion iomem;
CharDriverState *chr;
CharBackend chr;
qemu_irq irq;
uint32_t regs[R_MAX];
@ -142,7 +142,7 @@ static uint64_t uart_read(void *opaque, hwaddr addr,
r = s->regs[R_RXTX];
s->regs[R_LSR] &= ~LSR_DR;
uart_update_irq(s);
qemu_chr_accept_input(s->chr);
qemu_chr_accept_input(s->chr.chr);
break;
case R_IIR:
case R_LSR:
@ -177,10 +177,10 @@ static void uart_write(void *opaque, hwaddr addr,
addr >>= 2;
switch (addr) {
case R_RXTX:
if (s->chr) {
if (s->chr.chr) {
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &ch, 1);
qemu_chr_fe_write_all(s->chr.chr, &ch, 1);
}
break;
case R_IER:
@ -267,8 +267,8 @@ static void lm32_uart_realize(DeviceState *dev, Error **errp)
{
LM32UartState *s = LM32_UART(dev);
if (s->chr) {
qemu_chr_add_handlers(s->chr, uart_can_rx, uart_rx, uart_event, s);
if (s->chr.chr) {
qemu_chr_add_handlers(s->chr.chr, uart_can_rx, uart_rx, uart_event, s);
}
}

12
hw/char/milkymist-uart.c
View File

@ -61,7 +61,7 @@ struct MilkymistUartState {
SysBusDevice parent_obj;
MemoryRegion regs_region;
CharDriverState *chr;
CharBackend chr;
qemu_irq irq;
uint32_t regs[R_MAX];
@ -124,8 +124,8 @@ static void uart_write(void *opaque, hwaddr addr, uint64_t value,
addr >>= 2;
switch (addr) {
case R_RXTX:
if (s->chr) {
qemu_chr_fe_write_all(s->chr, &ch, 1);
if (s->chr.chr) {
qemu_chr_fe_write_all(s->chr.chr, &ch, 1);
}
s->regs[R_STAT] |= STAT_TX_EVT;
break;
@ -138,7 +138,7 @@ static void uart_write(void *opaque, hwaddr addr, uint64_t value,
case R_STAT:
/* write one to clear bits */
s->regs[addr] &= ~(value & (STAT_RX_EVT | STAT_TX_EVT));
qemu_chr_accept_input(s->chr);
qemu_chr_accept_input(s->chr.chr);
break;
default:
@ -200,8 +200,8 @@ static void milkymist_uart_realize(DeviceState *dev, Error **errp)
{
MilkymistUartState *s = MILKYMIST_UART(dev);
if (s->chr) {
qemu_chr_add_handlers(s->chr, uart_can_rx, uart_rx, uart_event, s);
if (s->chr.chr) {
qemu_chr_add_handlers(s->chr.chr, uart_can_rx, uart_rx, uart_event, s);
}
}

46
hw/char/parallel.c
View File

@ -74,7 +74,7 @@ typedef struct ParallelState {
uint8_t control;
qemu_irq irq;
int irq_pending;
CharDriverState *chr;
CharBackend chr;
int hw_driver;
int epp_timeout;
uint32_t last_read_offset; /* For debugging */
@ -131,7 +131,7 @@ parallel_ioport_write_sw(void *opaque, uint32_t addr, uint32_t val)
if ((s->control & PARA_CTR_STROBE) == 0)
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &s->dataw, 1);
qemu_chr_fe_write_all(s->chr.chr, &s->dataw, 1);
} else {
if (s->control & PARA_CTR_INTEN) {
s->irq_pending = 1;
@ -161,7 +161,7 @@ static void parallel_ioport_write_hw(void *opaque, uint32_t addr, uint32_t val)
if (s->dataw == val)
return;
pdebug("wd%02x\n", val);
qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_PP_WRITE_DATA, &parm);
qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_PP_WRITE_DATA, &parm);
s->dataw = val;
break;
case PARA_REG_STS:
@ -181,11 +181,11 @@ static void parallel_ioport_write_hw(void *opaque, uint32_t addr, uint32_t val)
} else {
dir = 0;
}
qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_PP_DATA_DIR, &dir);
qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_PP_DATA_DIR, &dir);
parm &= ~PARA_CTR_DIR;
}
qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_PP_WRITE_CONTROL, &parm);
qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_PP_WRITE_CONTROL, &parm);
s->control = val;
break;
case PARA_REG_EPP_ADDR:
@ -194,7 +194,8 @@ static void parallel_ioport_write_hw(void *opaque, uint32_t addr, uint32_t val)
pdebug("wa%02x s\n", val);
else {
struct ParallelIOArg ioarg = { .buffer = &parm, .count = 1 };
if (qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_PP_EPP_WRITE_ADDR, &ioarg)) {
if (qemu_chr_fe_ioctl(s->chr.chr,
CHR_IOCTL_PP_EPP_WRITE_ADDR, &ioarg)) {
s->epp_timeout = 1;
pdebug("wa%02x t\n", val);
}
@ -208,7 +209,7 @@ static void parallel_ioport_write_hw(void *opaque, uint32_t addr, uint32_t val)
pdebug("we%02x s\n", val);
else {
struct ParallelIOArg ioarg = { .buffer = &parm, .count = 1 };
if (qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_PP_EPP_WRITE, &ioarg)) {
if (qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_PP_EPP_WRITE, &ioarg)) {
s->epp_timeout = 1;
pdebug("we%02x t\n", val);
}
@ -233,7 +234,7 @@ parallel_ioport_eppdata_write_hw2(void *opaque, uint32_t addr, uint32_t val)
pdebug("we%04x s\n", val);
return;
}
err = qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_PP_EPP_WRITE, &ioarg);
err = qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_PP_EPP_WRITE, &ioarg);
if (err) {
s->epp_timeout = 1;
pdebug("we%04x t\n", val);
@ -256,7 +257,7 @@ parallel_ioport_eppdata_write_hw4(void *opaque, uint32_t addr, uint32_t val)
pdebug("we%08x s\n", val);
return;
}
err = qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_PP_EPP_WRITE, &ioarg);
err = qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_PP_EPP_WRITE, &ioarg);
if (err) {
s->epp_timeout = 1;
pdebug("we%08x t\n", val);
@ -308,13 +309,13 @@ static uint32_t parallel_ioport_read_hw(void *opaque, uint32_t addr)
addr &= 7;
switch(addr) {
case PARA_REG_DATA:
qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_PP_READ_DATA, &ret);
qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_PP_READ_DATA, &ret);
if (s->last_read_offset != addr || s->datar != ret)
pdebug("rd%02x\n", ret);
s->datar = ret;
break;
case PARA_REG_STS:
qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_PP_READ_STATUS, &ret);
qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_PP_READ_STATUS, &ret);
ret &= ~PARA_STS_TMOUT;
if (s->epp_timeout)
ret |= PARA_STS_TMOUT;
@ -326,7 +327,7 @@ static uint32_t parallel_ioport_read_hw(void *opaque, uint32_t addr)
/* s->control has some bits fixed to 1. It is zero only when
it has not been yet written to. */
if (s->control == 0) {
qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_PP_READ_CONTROL, &ret);
qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_PP_READ_CONTROL, &ret);
if (s->last_read_offset != addr)
pdebug("rc%02x\n", ret);
s->control = ret;
@ -338,12 +339,14 @@ static uint32_t parallel_ioport_read_hw(void *opaque, uint32_t addr)
}
break;
case PARA_REG_EPP_ADDR:
if ((s->control & (PARA_CTR_DIR|PARA_CTR_SIGNAL)) != (PARA_CTR_DIR|PARA_CTR_INIT))
if ((s->control & (PARA_CTR_DIR | PARA_CTR_SIGNAL)) !=
(PARA_CTR_DIR | PARA_CTR_INIT))
/* Controls not correct for EPP addr cycle, so do nothing */
pdebug("ra%02x s\n", ret);
else {
struct ParallelIOArg ioarg = { .buffer = &ret, .count = 1 };
if (qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_PP_EPP_READ_ADDR, &ioarg)) {
if (qemu_chr_fe_ioctl(s->chr.chr,
CHR_IOCTL_PP_EPP_READ_ADDR, &ioarg)) {
s->epp_timeout = 1;
pdebug("ra%02x t\n", ret);
}
@ -352,12 +355,13 @@ static uint32_t parallel_ioport_read_hw(void *opaque, uint32_t addr)
}
break;
case PARA_REG_EPP_DATA:
if ((s->control & (PARA_CTR_DIR|PARA_CTR_SIGNAL)) != (PARA_CTR_DIR|PARA_CTR_INIT))
if ((s->control & (PARA_CTR_DIR | PARA_CTR_SIGNAL)) !=
(PARA_CTR_DIR | PARA_CTR_INIT))
/* Controls not correct for EPP data cycle, so do nothing */
pdebug("re%02x s\n", ret);
else {
struct ParallelIOArg ioarg = { .buffer = &ret, .count = 1 };
if (qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_PP_EPP_READ, &ioarg)) {
if (qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_PP_EPP_READ, &ioarg)) {
s->epp_timeout = 1;
pdebug("re%02x t\n", ret);
}
@ -385,7 +389,7 @@ parallel_ioport_eppdata_read_hw2(void *opaque, uint32_t addr)
pdebug("re%04x s\n", eppdata);
return eppdata;
}
err = qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_PP_EPP_READ, &ioarg);
err = qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_PP_EPP_READ, &ioarg);
ret = le16_to_cpu(eppdata);
if (err) {
@ -412,7 +416,7 @@ parallel_ioport_eppdata_read_hw4(void *opaque, uint32_t addr)
pdebug("re%08x s\n", eppdata);
return eppdata;
}
err = qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_PP_EPP_READ, &ioarg);
err = qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_PP_EPP_READ, &ioarg);
ret = le32_to_cpu(eppdata);
if (err) {
@ -508,7 +512,7 @@ static void parallel_isa_realizefn(DeviceState *dev, Error **errp)
int base;
uint8_t dummy;
if (!s->chr) {
if (!s->chr.chr) {
error_setg(errp, "Can't create parallel device, empty char device");
return;
}
@ -530,7 +534,7 @@ static void parallel_isa_realizefn(DeviceState *dev, Error **errp)
isa_init_irq(isadev, &s->irq, isa->isairq);
qemu_register_reset(parallel_reset, s);
if (qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_PP_READ_STATUS, &dummy) == 0) {
if (qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_PP_READ_STATUS, &dummy) == 0) {
s->hw_driver = 1;
s->status = dummy;
}
@ -605,7 +609,7 @@ bool parallel_mm_init(MemoryRegion *address_space,
s = g_malloc0(sizeof(ParallelState));
s->irq = irq;
s->chr = chr;
qemu_chr_fe_init(&s->chr, chr, &error_abort);
s->it_shift = it_shift;
qemu_register_reset(parallel_reset, s);

15
hw/char/pl011.c
View File

@ -36,7 +36,7 @@ typedef struct PL011State {
int read_pos;
int read_count;
int read_trigger;
CharDriverState *chr;
CharBackend chr;
qemu_irq irq;
const unsigned char *id;
} PL011State;
@ -87,8 +87,8 @@ static uint64_t pl011_read(void *opaque, hwaddr offset,
trace_pl011_read_fifo(s->read_count);
s->rsr = c >> 8;
pl011_update(s);
if (s->chr) {
qemu_chr_accept_input(s->chr);
if (s->chr.chr) {
qemu_chr_accept_input(s->chr.chr);
}
r = c;
break;
@ -168,10 +168,11 @@ static void pl011_write(void *opaque, hwaddr offset,
case 0: /* UARTDR */
/* ??? Check if transmitter is enabled. */
ch = value;
if (s->chr)
if (s->chr.chr) {
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &ch, 1);
qemu_chr_fe_write_all(s->chr.chr, &ch, 1);
}
s->int_level |= PL011_INT_TX;
pl011_update(s);
break;
@ -331,8 +332,8 @@ static void pl011_realize(DeviceState *dev, Error **errp)
{
PL011State *s = PL011(dev);
if (s->chr) {
qemu_chr_add_handlers(s->chr, pl011_can_receive, pl011_receive,
if (s->chr.chr) {
qemu_chr_add_handlers(s->chr.chr, pl011_can_receive, pl011_receive,
pl011_event, s);
}
}

13
hw/char/sclpconsole-lm.c
View File

@ -37,7 +37,7 @@ typedef struct OprtnsCommand {
typedef struct SCLPConsoleLM {
SCLPEvent event;
CharDriverState *chr;
CharBackend chr;
bool echo; /* immediate echo of input if true */
uint32_t write_errors; /* errors writing to char layer */
uint32_t length; /* length of byte stream in buffer */
@ -91,7 +91,7 @@ static void chr_read(void *opaque, const uint8_t *buf, int size)
if (scon->echo) {
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(scon->chr, buf, size);
qemu_chr_fe_write_all(scon->chr.chr, buf, size);
}
}
@ -195,14 +195,14 @@ static int write_console_data(SCLPEvent *event, const uint8_t *buf, int len)
{
SCLPConsoleLM *scon = SCLPLM_CONSOLE(event);
if (!scon->chr) {
if (!scon->chr.chr) {
/* If there's no backend, we can just say we consumed all data. */
return len;
}
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
return qemu_chr_fe_write_all(scon->chr, buf, len);
return qemu_chr_fe_write_all(scon->chr.chr, buf, len);
}
static int process_mdb(SCLPEvent *event, MDBO *mdbo)
@ -312,8 +312,9 @@ static int console_init(SCLPEvent *event)
}
console_available = true;
if (scon->chr) {
qemu_chr_add_handlers(scon->chr, chr_can_read, chr_read, NULL, scon);
if (scon->chr.chr) {
qemu_chr_add_handlers(scon->chr.chr, chr_can_read,
chr_read, NULL, scon);
}
return 0;

10
hw/char/sclpconsole.c
View File

@ -31,7 +31,7 @@ typedef struct ASCIIConsoleData {
typedef struct SCLPConsole {
SCLPEvent event;
CharDriverState *chr;
CharBackend chr;
uint8_t iov[SIZE_BUFFER_VT220];
uint32_t iov_sclp; /* offset in buf for SCLP read operation */
uint32_t iov_bs; /* offset in buf for char layer read operation */
@ -163,14 +163,14 @@ static ssize_t write_console_data(SCLPEvent *event, const uint8_t *buf,
{
SCLPConsole *scon = SCLP_CONSOLE(event);
if (!scon->chr) {
if (!scon->chr.chr) {
/* If there's no backend, we can just say we consumed all data. */
return len;
}
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
return qemu_chr_fe_write_all(scon->chr, buf, len);
return qemu_chr_fe_write_all(scon->chr.chr, buf, len);
}
static int write_event_data(SCLPEvent *event, EventBufferHeader *evt_buf_hdr)
@ -227,8 +227,8 @@ static int console_init(SCLPEvent *event)
return -1;
}
console_available = true;
if (scon->chr) {
qemu_chr_add_handlers(scon->chr, chr_can_read,
if (scon->chr.chr) {
qemu_chr_add_handlers(scon->chr.chr, chr_can_read,
chr_read, NULL, scon);
}

34
hw/char/serial.c
View File

@ -182,7 +182,7 @@ static void serial_update_parameters(SerialState *s)
ssp.data_bits = data_bits;
ssp.stop_bits = stop_bits;
s->char_transmit_time = (NANOSECONDS_PER_SECOND / speed) * frame_size;
qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp);
qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp);
DPRINTF("speed=%d parity=%c data=%d stop=%d\n",
speed, parity, data_bits, stop_bits);
@ -195,7 +195,8 @@ static void serial_update_msl(SerialState *s)
timer_del(s->modem_status_poll);
if (qemu_chr_fe_ioctl(s->chr,CHR_IOCTL_SERIAL_GET_TIOCM, &flags) == -ENOTSUP) {
if (qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_SERIAL_GET_TIOCM,
&flags) == -ENOTSUP) {
s->poll_msl = -1;
return;
}
@ -260,11 +261,12 @@ static void serial_xmit(SerialState *s)
if (s->mcr & UART_MCR_LOOP) {
/* in loopback mode, say that we just received a char */
serial_receive1(s, &s->tsr, 1);
} else if (qemu_chr_fe_write(s->chr, &s->tsr, 1) != 1 &&
} else if (qemu_chr_fe_write(s->chr.chr, &s->tsr, 1) != 1 &&
s->tsr_retry < MAX_XMIT_RETRY) {
assert(s->watch_tag == 0);
s->watch_tag = qemu_chr_fe_add_watch(s->chr, G_IO_OUT|G_IO_HUP,
serial_watch_cb, s);
s->watch_tag =
qemu_chr_fe_add_watch(s->chr.chr, G_IO_OUT | G_IO_HUP,
serial_watch_cb, s);
if (s->watch_tag > 0) {
s->tsr_retry++;
return;
@ -417,7 +419,7 @@ static void serial_ioport_write(void *opaque, hwaddr addr, uint64_t val,
break_enable = (val >> 6) & 1;
if (break_enable != s->last_break_enable) {
s->last_break_enable = break_enable;
qemu_chr_fe_ioctl(s->chr, CHR_IOCTL_SERIAL_SET_BREAK,
qemu_chr_fe_ioctl(s->chr.chr, CHR_IOCTL_SERIAL_SET_BREAK,
&break_enable);
}
}
@ -432,7 +434,8 @@ static void serial_ioport_write(void *opaque, hwaddr addr, uint64_t val,
if (s->poll_msl >= 0 && old_mcr != s->mcr) {
qemu_chr_fe_ioctl(s->chr,CHR_IOCTL_SERIAL_GET_TIOCM, &flags);
qemu_chr_fe_ioctl(s->chr.chr,
CHR_IOCTL_SERIAL_GET_TIOCM, &flags);
flags &= ~(CHR_TIOCM_RTS | CHR_TIOCM_DTR);
@ -441,7 +444,8 @@ static void serial_ioport_write(void *opaque, hwaddr addr, uint64_t val,
if (val & UART_MCR_DTR)
flags |= CHR_TIOCM_DTR;
qemu_chr_fe_ioctl(s->chr,CHR_IOCTL_SERIAL_SET_TIOCM, &flags);
qemu_chr_fe_ioctl(s->chr.chr,
CHR_IOCTL_SERIAL_SET_TIOCM, &flags);
/* Update the modem status after a one-character-send wait-time, since there may be a response
from the device/computer at the other end of the serial line */
timer_mod(s->modem_status_poll, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + s->char_transmit_time);
@ -486,7 +490,7 @@ static uint64_t serial_ioport_read(void *opaque, hwaddr addr, unsigned size)
serial_update_irq(s);
if (!(s->mcr & UART_MCR_LOOP)) {
/* in loopback mode, don't receive any data */
qemu_chr_accept_input(s->chr);
qemu_chr_accept_input(s->chr.chr);
}
}
break;
@ -659,7 +663,7 @@ static int serial_post_load(void *opaque, int version_id)
}
assert(s->watch_tag == 0);
s->watch_tag = qemu_chr_fe_add_watch(s->chr, G_IO_OUT|G_IO_HUP,
s->watch_tag = qemu_chr_fe_add_watch(s->chr.chr, G_IO_OUT | G_IO_HUP,
serial_watch_cb, s);
} else {
/* tsr_retry == 0 implies LSR.TEMT = 1 (transmitter empty). */
@ -884,7 +888,7 @@ static void serial_reset(void *opaque)
void serial_realize_core(SerialState *s, Error **errp)
{
if (!s->chr) {
if (!s->chr.chr) {
error_setg(errp, "Can't create serial device, empty char device");
return;
}
@ -894,7 +898,7 @@ void serial_realize_core(SerialState *s, Error **errp)
s->fifo_timeout_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, (QEMUTimerCB *) fifo_timeout_int, s);
qemu_register_reset(serial_reset, s);
qemu_chr_add_handlers(s->chr, serial_can_receive1, serial_receive1,
qemu_chr_add_handlers(s->chr.chr, serial_can_receive1, serial_receive1,
serial_event, s);
fifo8_create(&s->recv_fifo, UART_FIFO_LENGTH);
fifo8_create(&s->xmit_fifo, UART_FIFO_LENGTH);
@ -903,7 +907,7 @@ void serial_realize_core(SerialState *s, Error **errp)
void serial_exit_core(SerialState *s)
{
qemu_chr_add_handlers(s->chr, NULL, NULL, NULL, NULL);
qemu_chr_add_handlers(s->chr.chr, NULL, NULL, NULL, NULL);
qemu_unregister_reset(serial_reset, s);
}
@ -933,7 +937,7 @@ SerialState *serial_init(int base, qemu_irq irq, int baudbase,
s->irq = irq;
s->baudbase = baudbase;
s->chr = chr;
qemu_chr_fe_init(&s->chr, chr, &error_abort);
serial_realize_core(s, &error_fatal);
vmstate_register(NULL, base, &vmstate_serial, s);
@ -990,7 +994,7 @@ SerialState *serial_mm_init(MemoryRegion *address_space,
s->it_shift = it_shift;
s->irq = irq;
s->baudbase = baudbase;
s->chr = chr;
qemu_chr_fe_init(&s->chr, chr, &error_abort);
serial_realize_core(s, &error_fatal);
vmstate_register(NULL, base, &vmstate_serial, s);

10
hw/char/spapr_vty.c
View File

@ -11,7 +11,7 @@
typedef struct VIOsPAPRVTYDevice {
VIOsPAPRDevice sdev;
CharDriverState *chardev;
CharBackend chardev;
uint32_t in, out;
uint8_t buf[VTERM_BUFSIZE];
} VIOsPAPRVTYDevice;
@ -51,7 +51,7 @@ static int vty_getchars(VIOsPAPRDevice *sdev, uint8_t *buf, int max)
buf[n++] = dev->buf[dev->out++ % VTERM_BUFSIZE];
}
qemu_chr_accept_input(dev->chardev);
qemu_chr_accept_input(dev->chardev.chr);
return n;
}
@ -62,19 +62,19 @@ void vty_putchars(VIOsPAPRDevice *sdev, uint8_t *buf, int len)
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(dev->chardev, buf, len);
qemu_chr_fe_write_all(dev->chardev.chr, buf, len);
}
static void spapr_vty_realize(VIOsPAPRDevice *sdev, Error **errp)
{
VIOsPAPRVTYDevice *dev = VIO_SPAPR_VTY_DEVICE(sdev);
if (!dev->chardev) {
if (!dev->chardev.chr) {
error_setg(errp, "chardev property not set");
return;
}
qemu_chr_add_handlers(dev->chardev, vty_can_receive,
qemu_chr_add_handlers(dev->chardev.chr, vty_can_receive,
vty_receive, NULL, dev);
}

16
hw/char/stm32f2xx_usart.c
View File

@ -97,16 +97,16 @@ static uint64_t stm32f2xx_usart_read(void *opaque, hwaddr addr,
case USART_SR:
retvalue = s->usart_sr;
s->usart_sr &= ~USART_SR_TC;
if (s->chr) {
qemu_chr_accept_input(s->chr);
if (s->chr.chr) {
qemu_chr_accept_input(s->chr.chr);
}
return retvalue;
case USART_DR:
DB_PRINT("Value: 0x%" PRIx32 ", %c\n", s->usart_dr, (char) s->usart_dr);
s->usart_sr |= USART_SR_TXE;
s->usart_sr &= ~USART_SR_RXNE;
if (s->chr) {
qemu_chr_accept_input(s->chr);
if (s->chr.chr) {
qemu_chr_accept_input(s->chr.chr);
}
qemu_set_irq(s->irq, 0);
return s->usart_dr & 0x3FF;
@ -152,10 +152,10 @@ static void stm32f2xx_usart_write(void *opaque, hwaddr addr,
case USART_DR:
if (value < 0xF000) {
ch = value;
if (s->chr) {
if (s->chr.chr) {
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &ch, 1);
qemu_chr_fe_write_all(s->chr.chr, &ch, 1);
}
s->usart_sr |= USART_SR_TC;
s->usart_sr &= ~USART_SR_TXE;
@ -212,8 +212,8 @@ static void stm32f2xx_usart_realize(DeviceState *dev, Error **errp)
{
STM32F2XXUsartState *s = STM32F2XX_USART(dev);
if (s->chr) {
qemu_chr_add_handlers(s->chr, stm32f2xx_usart_can_receive,
if (s->chr.chr) {
qemu_chr_add_handlers(s->chr.chr, stm32f2xx_usart_can_receive,
stm32f2xx_usart_receive, NULL, s);
}
}

28
hw/char/virtio-console.c
View File

@ -24,7 +24,7 @@
typedef struct VirtConsole {
VirtIOSerialPort parent_obj;
CharDriverState *chr;
CharBackend chr;
guint watch;
} VirtConsole;
@ -49,12 +49,12 @@ static ssize_t flush_buf(VirtIOSerialPort *port,
VirtConsole *vcon = VIRTIO_CONSOLE(port);
ssize_t ret;
if (!vcon->chr) {
if (!vcon->chr.chr) {
/* If there's no backend, we can just say we consumed all data. */
return len;
}
ret = qemu_chr_fe_write(vcon->chr, buf, len);
ret = qemu_chr_fe_write(vcon->chr.chr, buf, len);
trace_virtio_console_flush_buf(port->id, len, ret);
if (ret < len) {
@ -92,8 +92,8 @@ static ssize_t flush_buf(VirtIOSerialPort *port,
if (!k->is_console) {
virtio_serial_throttle_port(port, true);
if (!vcon->watch) {
vcon->watch = qemu_chr_fe_add_watch(vcon->chr,
G_IO_OUT|G_IO_HUP,
vcon->watch = qemu_chr_fe_add_watch(vcon->chr.chr,
G_IO_OUT | G_IO_HUP,
chr_write_unblocked, vcon);
}
}
@ -108,8 +108,8 @@ static void set_guest_connected(VirtIOSerialPort *port, int guest_connected)
DeviceState *dev = DEVICE(port);
VirtIOSerialPortClass *k = VIRTIO_SERIAL_PORT_GET_CLASS(port);
if (vcon->chr && !k->is_console) {
qemu_chr_fe_set_open(vcon->chr, guest_connected);
if (vcon->chr.chr && !k->is_console) {
qemu_chr_fe_set_open(vcon->chr.chr, guest_connected);
}
if (dev->id) {
@ -122,8 +122,8 @@ static void guest_writable(VirtIOSerialPort *port)
{
VirtConsole *vcon = VIRTIO_CONSOLE(port);
if (vcon->chr) {
qemu_chr_accept_input(vcon->chr);
if (vcon->chr.chr) {
qemu_chr_accept_input(vcon->chr.chr);
}
}
@ -177,7 +177,7 @@ static void virtconsole_realize(DeviceState *dev, Error **errp)
return;
}
if (vcon->chr) {
if (vcon->chr.chr) {
/*
* For consoles we don't block guest data transfer just
* because nothing is connected - we'll just let it go
@ -188,13 +188,13 @@ static void virtconsole_realize(DeviceState *dev, Error **errp)
* trigger open/close of the device
*/
if (k->is_console) {
vcon->chr->explicit_fe_open = 0;
qemu_chr_add_handlers(vcon->chr, chr_can_read, chr_read,
vcon->chr.chr->explicit_fe_open = 0;
qemu_chr_add_handlers(vcon->chr.chr, chr_can_read, chr_read,
NULL, vcon);
virtio_serial_open(port);
} else {
vcon->chr->explicit_fe_open = 1;
qemu_chr_add_handlers(vcon->chr, chr_can_read, chr_read,
vcon->chr.chr->explicit_fe_open = 1;
qemu_chr_add_handlers(vcon->chr.chr, chr_can_read, chr_read,
chr_event, vcon);
}
}

15
hw/char/xilinx_uartlite.c
View File

@ -55,7 +55,7 @@ typedef struct XilinxUARTLite {
SysBusDevice parent_obj;
MemoryRegion mmio;
CharDriverState *chr;
CharBackend chr;
qemu_irq irq;
uint8_t rx_fifo[8];
@ -107,7 +107,7 @@ uart_read(void *opaque, hwaddr addr, unsigned int size)
s->rx_fifo_len--;
uart_update_status(s);
uart_update_irq(s);
qemu_chr_accept_input(s->chr);
qemu_chr_accept_input(s->chr.chr);
break;
default:
@ -143,11 +143,11 @@ uart_write(void *opaque, hwaddr addr,
break;
case R_TX:
if (s->chr)
if (s->chr.chr) {
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr, &ch, 1);
qemu_chr_fe_write_all(s->chr.chr, &ch, 1);
}
s->regs[addr] = value;
/* hax. */
@ -213,8 +213,9 @@ static void xilinx_uartlite_realize(DeviceState *dev, Error **errp)
{
XilinxUARTLite *s = XILINX_UARTLITE(dev);
if (s->chr)
qemu_chr_add_handlers(s->chr, uart_can_rx, uart_rx, uart_event, s);
if (s->chr.chr) {
qemu_chr_add_handlers(s->chr.chr, uart_can_rx, uart_rx, uart_event, s);
}
}
static void xilinx_uartlite_init(Object *obj)

84
hw/core/qdev-properties-system.c
View File

@ -160,57 +160,73 @@ PropertyInfo qdev_prop_drive = {
/* --- character device --- */
static void parse_chr(DeviceState *dev, const char *str, void **ptr,
const char *propname, Error **errp)
static void get_chr(Object *obj, Visitor *v, const char *name, void *opaque,
Error **errp)
{
CharDriverState *chr = qemu_chr_find(str);
if (chr == NULL) {
DeviceState *dev = DEVICE(obj);
CharBackend *be = qdev_get_prop_ptr(dev, opaque);
char *p;
p = g_strdup(be->chr && be->chr->label ? be->chr->label : "");
visit_type_str(v, name, &p, errp);
g_free(p);
}
static void set_chr(Object *obj, Visitor *v, const char *name, void *opaque,
Error **errp)
{
DeviceState *dev = DEVICE(obj);
Error *local_err = NULL;
Property *prop = opaque;
CharBackend *be = qdev_get_prop_ptr(dev, prop);
CharDriverState *s;
char *str;
if (dev->realized) {
qdev_prop_set_after_realize(dev, name, errp);
return;
}
visit_type_str(v, name, &str, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
if (!*str) {
g_free(str);
be->chr = NULL;
return;
}
s = qemu_chr_find(str);
g_free(str);
if (s == NULL) {
error_setg(errp, "Property '%s.%s' can't find value '%s'",
object_get_typename(OBJECT(dev)), propname, str);
object_get_typename(obj), prop->name, str);
return;
}
if (qemu_chr_fe_claim(chr) != 0) {
if (qemu_chr_fe_claim(s) != 0) {
error_setg(errp, "Property '%s.%s' can't take value '%s', it's in use",
object_get_typename(OBJECT(dev)), propname, str);
object_get_typename(obj), prop->name, str);
return;
}
*ptr = chr;
qemu_chr_fe_init(be, s, errp);
}
static void release_chr(Object *obj, const char *name, void *opaque)
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
CharDriverState **ptr = qdev_get_prop_ptr(dev, prop);
CharDriverState *chr = *ptr;
CharBackend *be = qdev_get_prop_ptr(dev, prop);
if (chr) {
qemu_chr_add_handlers(chr, NULL, NULL, NULL, NULL);
qemu_chr_fe_release(chr);
if (be->chr) {
qemu_chr_fe_set_handlers(be, NULL, NULL, NULL, NULL, NULL);
qemu_chr_fe_release(be->chr);
}
}
static char *print_chr(void *ptr)
{
CharDriverState *chr = ptr;
const char *val = chr->label ? chr->label : "";
return g_strdup(val);
}
static void get_chr(Object *obj, Visitor *v, const char *name, void *opaque,
Error **errp)
{
get_pointer(obj, v, opaque, print_chr, name, errp);
}
static void set_chr(Object *obj, Visitor *v, const char *name, void *opaque,
Error **errp)
{
set_pointer(obj, v, opaque, parse_chr, name, errp);
}
PropertyInfo qdev_prop_chr = {
.name = "str",
.description = "ID of a chardev to use as a backend",

8
hw/ipmi/ipmi_bmc_extern.c
View File

@ -62,7 +62,7 @@
typedef struct IPMIBmcExtern {
IPMIBmc parent;
CharDriverState *chr;
CharBackend chr;
bool connected;
@ -105,7 +105,7 @@ static void continue_send(IPMIBmcExtern *ibe)
goto check_reset;
}
send:
ret = qemu_chr_fe_write(ibe->chr, ibe->outbuf + ibe->outpos,
ret = qemu_chr_fe_write(ibe->chr.chr, ibe->outbuf + ibe->outpos,
ibe->outlen - ibe->outpos);
if (ret > 0) {
ibe->outpos += ret;
@ -442,12 +442,12 @@ static void ipmi_bmc_extern_realize(DeviceState *dev, Error **errp)
{
IPMIBmcExtern *ibe = IPMI_BMC_EXTERN(dev);
if (!ibe->chr) {
if (!ibe->chr.chr) {
error_setg(errp, "IPMI external bmc requires chardev attribute");
return;
}
qemu_chr_add_handlers(ibe->chr, can_receive, receive, chr_event, ibe);
qemu_chr_add_handlers(ibe->chr.chr, can_receive, receive, chr_event, ibe);
}
static int ipmi_bmc_extern_post_migrate(void *opaque, int version_id)

18
hw/misc/ivshmem.c
View File

@ -88,7 +88,7 @@ typedef struct IVShmemState {
/* exactly one of these two may be set */
HostMemoryBackend *hostmem; /* with interrupts */
CharDriverState *server_chr; /* without interrupts */
CharBackend server_chr; /* without interrupts */
/* registers */
uint32_t intrmask;
@ -627,7 +627,7 @@ static void ivshmem_read(void *opaque, const uint8_t *buf, int size)
msg = le64_to_cpu(s->msg_buf);
s->msg_buffered_bytes = 0;
fd = qemu_chr_fe_get_msgfd(s->server_chr);
fd = qemu_chr_fe_get_msgfd(s->server_chr.chr);
process_msg(s, msg, fd, &err);
if (err) {
@ -642,7 +642,7 @@ static int64_t ivshmem_recv_msg(IVShmemState *s, int *pfd, Error **errp)
n = 0;
do {
ret = qemu_chr_fe_read_all(s->server_chr, (uint8_t *)&msg + n,
ret = qemu_chr_fe_read_all(s->server_chr.chr, (uint8_t *)&msg + n,
sizeof(msg) - n);
if (ret < 0 && ret != -EINTR) {
error_setg_errno(errp, -ret, "read from server failed");
@ -651,7 +651,7 @@ static int64_t ivshmem_recv_msg(IVShmemState *s, int *pfd, Error **errp)
n += ret;
} while (n < sizeof(msg));
*pfd = qemu_chr_fe_get_msgfd(s->server_chr);
*pfd = qemu_chr_fe_get_msgfd(s->server_chr.chr);
return msg;
}
@ -868,10 +868,10 @@ static void ivshmem_common_realize(PCIDevice *dev, Error **errp)
s->ivshmem_bar2 = host_memory_backend_get_memory(s->hostmem,
&error_abort);
} else {
assert(s->server_chr);
assert(s->server_chr.chr);
IVSHMEM_DPRINTF("using shared memory server (socket = %s)\n",
s->server_chr->filename);
s->server_chr.chr->filename);
/* we allocate enough space for 16 peers and grow as needed */
resize_peers(s, 16);
@ -893,7 +893,7 @@ static void ivshmem_common_realize(PCIDevice *dev, Error **errp)
return;
}
qemu_chr_add_handlers(s->server_chr, ivshmem_can_receive,
qemu_chr_add_handlers(s->server_chr.chr, ivshmem_can_receive,
ivshmem_read, NULL, s);
if (ivshmem_setup_interrupts(s) < 0) {
@ -1121,7 +1121,7 @@ static void ivshmem_doorbell_realize(PCIDevice *dev, Error **errp)
{
IVShmemState *s = IVSHMEM_COMMON(dev);
if (!s->server_chr) {
if (!s->server_chr.chr) {
error_setg(errp, "You must specify a 'chardev'");
return;
}
@ -1250,7 +1250,7 @@ static void ivshmem_realize(PCIDevice *dev, Error **errp)
" or ivshmem-doorbell instead");
}
if (!!s->server_chr + !!s->shmobj != 1) {
if (!!s->server_chr.chr + !!s->shmobj != 1) {
error_setg(errp, "You must specify either 'shm' or 'chardev'");
return;
}

14
hw/usb/ccid-card-passthru.c
View File

@ -48,7 +48,7 @@ typedef struct PassthruState PassthruState;
struct PassthruState {
CCIDCardState base;
CharDriverState *cs;
CharBackend cs;
uint8_t vscard_in_data[VSCARD_IN_SIZE];
uint32_t vscard_in_pos;
uint32_t vscard_in_hdr;
@ -77,9 +77,9 @@ static void ccid_card_vscard_send_msg(PassthruState *s,
scr_msg_header.length = htonl(length);
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->cs, (uint8_t *)&scr_msg_header,
qemu_chr_fe_write_all(s->cs.chr, (uint8_t *)&scr_msg_header,
sizeof(VSCMsgHeader));
qemu_chr_fe_write_all(s->cs, payload, length);
qemu_chr_fe_write_all(s->cs.chr, payload, length);
}
static void ccid_card_vscard_send_apdu(PassthruState *s,
@ -264,7 +264,7 @@ static void ccid_card_vscard_handle_message(PassthruState *card,
static void ccid_card_vscard_drop_connection(PassthruState *card)
{
qemu_chr_delete(card->cs);
qemu_chr_delete(card->cs.chr);
card->vscard_in_pos = card->vscard_in_hdr = 0;
}
@ -324,7 +324,7 @@ static void passthru_apdu_from_guest(
{
PassthruState *card = PASSTHRU_CCID_CARD(base);
if (!card->cs) {
if (!card->cs.chr) {
printf("ccid-passthru: no chardev, discarding apdu length %d\n", len);
return;
}
@ -345,9 +345,9 @@ static int passthru_initfn(CCIDCardState *base)
card->vscard_in_pos = 0;
card->vscard_in_hdr = 0;
if (card->cs) {
if (card->cs.chr) {
DPRINTF(card, D_INFO, "initing chardev\n");
qemu_chr_add_handlers(card->cs,
qemu_chr_add_handlers(card->cs.chr,
ccid_card_vscard_can_read,
ccid_card_vscard_read,
ccid_card_vscard_event, card);

22
hw/usb/dev-serial.c
View File

@ -103,7 +103,7 @@ typedef struct {
uint8_t event_trigger;
QEMUSerialSetParams params;
int latency; /* ms */
CharDriverState *cs;
CharBackend cs;
} USBSerialState;
#define TYPE_USB_SERIAL "usb-serial-dev"
@ -209,8 +209,10 @@ static uint8_t usb_get_modem_lines(USBSerialState *s)
int flags;
uint8_t ret;
if (qemu_chr_fe_ioctl(s->cs, CHR_IOCTL_SERIAL_GET_TIOCM, &flags) == -ENOTSUP)
if (qemu_chr_fe_ioctl(s->cs.chr,
CHR_IOCTL_SERIAL_GET_TIOCM, &flags) == -ENOTSUP) {
return FTDI_CTS|FTDI_DSR|FTDI_RLSD;
}
ret = 0;
if (flags & CHR_TIOCM_CTS)
@ -260,7 +262,7 @@ static void usb_serial_handle_control(USBDevice *dev, USBPacket *p,
case DeviceOutVendor | FTDI_SET_MDM_CTRL:
{
static int flags;
qemu_chr_fe_ioctl(s->cs,CHR_IOCTL_SERIAL_GET_TIOCM, &flags);
qemu_chr_fe_ioctl(s->cs.chr, CHR_IOCTL_SERIAL_GET_TIOCM, &flags);
if (value & FTDI_SET_RTS) {
if (value & FTDI_RTS)
flags |= CHR_TIOCM_RTS;
@ -273,7 +275,7 @@ static void usb_serial_handle_control(USBDevice *dev, USBPacket *p,
else
flags &= ~CHR_TIOCM_DTR;
}
qemu_chr_fe_ioctl(s->cs,CHR_IOCTL_SERIAL_SET_TIOCM, &flags);
qemu_chr_fe_ioctl(s->cs.chr, CHR_IOCTL_SERIAL_SET_TIOCM, &flags);
break;
}
case DeviceOutVendor | FTDI_SET_FLOW_CTRL:
@ -292,7 +294,7 @@ static void usb_serial_handle_control(USBDevice *dev, USBPacket *p,
divisor = 1;
s->params.speed = (48000000 / 2) / (8 * divisor + subdivisor8);
qemu_chr_fe_ioctl(s->cs, CHR_IOCTL_SERIAL_SET_PARAMS, &s->params);
qemu_chr_fe_ioctl(s->cs.chr, CHR_IOCTL_SERIAL_SET_PARAMS, &s->params);
break;
}
case DeviceOutVendor | FTDI_SET_DATA:
@ -321,7 +323,7 @@ static void usb_serial_handle_control(USBDevice *dev, USBPacket *p,
DPRINTF("unsupported stop bits %d\n", value & FTDI_STOP);
goto fail;
}
qemu_chr_fe_ioctl(s->cs, CHR_IOCTL_SERIAL_SET_PARAMS, &s->params);
qemu_chr_fe_ioctl(s->cs.chr, CHR_IOCTL_SERIAL_SET_PARAMS, &s->params);
/* TODO: TX ON/OFF */
break;
case DeviceInVendor | FTDI_GET_MDM_ST:
@ -368,7 +370,7 @@ static void usb_serial_handle_data(USBDevice *dev, USBPacket *p)
iov = p->iov.iov + i;
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->cs, iov->iov_base, iov->iov_len);
qemu_chr_fe_write_all(s->cs.chr, iov->iov_base, iov->iov_len);
}
p->actual_length = p->iov.size;
break;
@ -488,7 +490,7 @@ static void usb_serial_realize(USBDevice *dev, Error **errp)
usb_desc_init(dev);
dev->auto_attach = 0;
if (!s->cs) {
if (!s->cs.chr) {
error_setg(errp, "Property chardev is required");
return;
}
@ -499,11 +501,11 @@ static void usb_serial_realize(USBDevice *dev, Error **errp)
return;
}
qemu_chr_add_handlers(s->cs, usb_serial_can_read, usb_serial_read,
qemu_chr_add_handlers(s->cs.chr, usb_serial_can_read, usb_serial_read,
usb_serial_event, s);
usb_serial_handle_reset(dev);
if (s->cs->be_open && !dev->attached) {
if (s->cs.chr->be_open && !dev->attached) {
usb_device_attach(dev, &error_abort);
}
}

16
hw/usb/redirect.c
View File

@ -105,7 +105,7 @@ struct PacketIdQueue {
struct USBRedirDevice {
USBDevice dev;
/* Properties */
CharDriverState *cs;
CharBackend cs;
uint8_t debug;
char *filter_str;
int32_t bootindex;
@ -285,7 +285,7 @@ static int usbredir_write(void *priv, uint8_t *data, int count)
USBRedirDevice *dev = priv;
int r;
if (!dev->cs->be_open) {
if (!dev->cs.chr->be_open) {
return 0;
}
@ -294,10 +294,10 @@ static int usbredir_write(void *priv, uint8_t *data, int count)
return 0;
}
r = qemu_chr_fe_write(dev->cs, data, count);
r = qemu_chr_fe_write(dev->cs.chr, data, count);
if (r < count) {
if (!dev->watch) {
dev->watch = qemu_chr_fe_add_watch(dev->cs, G_IO_OUT|G_IO_HUP,
dev->watch = qemu_chr_fe_add_watch(dev->cs.chr, G_IO_OUT | G_IO_HUP,
usbredir_write_unblocked, dev);
}
if (r < 0) {
@ -1375,7 +1375,7 @@ static void usbredir_realize(USBDevice *udev, Error **errp)
USBRedirDevice *dev = USB_REDIRECT(udev);
int i;
if (dev->cs == NULL) {
if (dev->cs.chr == NULL) {
error_setg(errp, QERR_MISSING_PARAMETER, "chardev");
return;
}
@ -1406,7 +1406,7 @@ static void usbredir_realize(USBDevice *udev, Error **errp)
dev->compatible_speedmask = USB_SPEED_MASK_FULL | USB_SPEED_MASK_HIGH;
/* Let the backend know we are ready */
qemu_chr_add_handlers(dev->cs, usbredir_chardev_can_read,
qemu_chr_add_handlers(dev->cs.chr, usbredir_chardev_can_read,
usbredir_chardev_read, usbredir_chardev_event, dev);
qemu_add_vm_change_state_handler(usbredir_vm_state_change, dev);
@ -1427,8 +1427,8 @@ static void usbredir_handle_destroy(USBDevice *udev)
{
USBRedirDevice *dev = USB_REDIRECT(udev);
qemu_chr_delete(dev->cs);
dev->cs = NULL;
qemu_chr_delete(dev->cs.chr);
dev->cs.chr = NULL;
/* Note must be done after qemu_chr_close, as that causes a close event */
qemu_bh_delete(dev->chardev_close_bh);
qemu_bh_delete(dev->device_reject_bh);

2
include/hw/char/bcm2835_aux.h
View File

@ -22,7 +22,7 @@ typedef struct {
/*< public >*/
MemoryRegion iomem;
CharDriverState *chr;
CharBackend chr;
qemu_irq irq;
uint8_t read_fifo[BCM2835_AUX_RX_FIFO_LEN];

2
include/hw/char/cadence_uart.h
View File

@ -44,7 +44,7 @@ typedef struct {
uint32_t rx_count;
uint32_t tx_count;
uint64_t char_tx_time;
CharDriverState *chr;
CharBackend chr;
qemu_irq irq;
QEMUTimer *fifo_trigger_handle;
} CadenceUARTState;

3
include/hw/char/digic-uart.h
View File

@ -19,6 +19,7 @@
#define HW_CHAR_DIGIC_UART_H
#include "hw/sysbus.h"
#include "sysemu/char.h"
#define TYPE_DIGIC_UART "digic-uart"
#define DIGIC_UART(obj) \
@ -37,7 +38,7 @@ typedef struct DigicUartState {
/*< public >*/
MemoryRegion regs_region;
CharDriverState *chr;
CharBackend chr;
uint32_t reg_rx;
uint32_t reg_st;

3
include/hw/char/imx_serial.h
View File

@ -19,6 +19,7 @@
#define IMX_SERIAL_H
#include "hw/sysbus.h"
#include "sysemu/char.h"
#define TYPE_IMX_SERIAL "imx.serial"
#define IMX_SERIAL(obj) OBJECT_CHECK(IMXSerialState, (obj), TYPE_IMX_SERIAL)
@ -96,7 +97,7 @@ typedef struct IMXSerialState {
uint32_t ucr3;
qemu_irq irq;
CharDriverState *chr;
CharBackend chr;
} IMXSerialState;
#endif

3
include/hw/char/serial.h
View File

@ -30,6 +30,7 @@
#include "sysemu/sysemu.h"
#include "exec/memory.h"
#include "qemu/fifo8.h"
#include "sysemu/char.h"
#define UART_FIFO_LENGTH 16 /* 16550A Fifo Length */
@ -52,7 +53,7 @@ struct SerialState {
it can be reset while reading iir */
int thr_ipending;
qemu_irq irq;
CharDriverState *chr;
CharBackend chr;
int last_break_enable;
int it_shift;
int baudbase;

2
include/hw/char/stm32f2xx_usart.h
View File

@ -67,7 +67,7 @@ typedef struct {
uint32_t usart_cr3;
uint32_t usart_gtpr;
CharDriverState *chr;
CharBackend chr;
qemu_irq irq;
} STM32F2XXUsartState;
#endif /* HW_STM32F2XX_USART_H */

2
include/hw/qdev-properties.h
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@ -146,7 +146,7 @@ extern PropertyInfo qdev_prop_arraylen;
DEFINE_PROP(_n, _s, _f, qdev_prop_ptr, void*)
#define DEFINE_PROP_CHR(_n, _s, _f) \
DEFINE_PROP(_n, _s, _f, qdev_prop_chr, CharDriverState*)
DEFINE_PROP(_n, _s, _f, qdev_prop_chr, CharBackend)
#define DEFINE_PROP_STRING(_n, _s, _f) \
DEFINE_PROP(_n, _s, _f, qdev_prop_string, char*)
#define DEFINE_PROP_NETDEV(_n, _s, _f) \