Compile most Xen files only once

[qemu] / hw / lm832x.c

diff --git a/hw/lm832x.c b/hw/lm832x.c
index efb80f7..decde55 100644 (file)
--- a/hw/lm832x.c
+++ b/hw/lm832x.c
@@ -14,10 +14,9 @@
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
 #include "hw.h"
@@ -25,7 +24,7 @@
 #include "qemu-timer.h"
 #include "console.h"
 
-struct lm_kbd_s {
+typedef struct {
     i2c_slave i2c;
     int i2c_dir;
     int i2c_cycle;
@@ -67,7 +66,7 @@ struct lm_kbd_s {
         uint8_t addr[3];
         QEMUTimer *tm[3];
     } pwm;
-};
+} LM823KbdState;
 
 #define INT_KEYPAD             (1 << 0)
 #define INT_ERROR              (1 << 3)
@@ -79,16 +78,16 @@ struct lm_kbd_s {
 #define ERR_KEYOVR             (1 << 2)
 #define ERR_FIFOOVR            (1 << 6)
 
-static void lm_kbd_irq_update(struct lm_kbd_s *s)
+static void lm_kbd_irq_update(LM823KbdState *s)
 {
     qemu_set_irq(s->nirq, !s->status);
 }
 
-static void lm_kbd_gpio_update(struct lm_kbd_s *s)
+static void lm_kbd_gpio_update(LM823KbdState *s)
 {
 }
 
-static void lm_kbd_reset(struct lm_kbd_s *s)
+static void lm_kbd_reset(LM823KbdState *s)
 {
     s->config = 0x80;
     s->status = INT_NOINIT;
@@ -101,18 +100,18 @@ static void lm_kbd_reset(struct lm_kbd_s *s)
     lm_kbd_gpio_update(s);
 }
 
-static void lm_kbd_error(struct lm_kbd_s *s, int err)
+static void lm_kbd_error(LM823KbdState *s, int err)
 {
     s->error |= err;
     s->status |= INT_ERROR;
     lm_kbd_irq_update(s);
 }
 
-static void lm_kbd_pwm_tick(struct lm_kbd_s *s, int line)
+static void lm_kbd_pwm_tick(LM823KbdState *s, int line)
 {
 }
 
-static void lm_kbd_pwm_start(struct lm_kbd_s *s, int line)
+static void lm_kbd_pwm_start(LM823KbdState *s, int line)
 {
     lm_kbd_pwm_tick(s, line);
 }
@@ -159,7 +158,7 @@ enum {
 #define LM832x_MAX_KPX         8
 #define LM832x_MAX_KPY         12
 
-static uint8_t lm_kbd_read(struct lm_kbd_s *s, int reg, int byte)
+static uint8_t lm_kbd_read(LM823KbdState *s, int reg, int byte)
 {
     int ret;
 
@@ -240,7 +239,7 @@ static uint8_t lm_kbd_read(struct lm_kbd_s *s, int reg, int byte)
     return ret >> (byte << 3);
 }
 
-static void lm_kbd_write(struct lm_kbd_s *s, int reg, int byte, uint8_t value)
+static void lm_kbd_write(LM823KbdState *s, int reg, int byte, uint8_t value)
 {
     switch (reg) {
     case LM832x_CMD_WRITE_CFG:
@@ -379,7 +378,7 @@ static void lm_kbd_write(struct lm_kbd_s *s, int reg, int byte, uint8_t value)
 
 static void lm_i2c_event(i2c_slave *i2c, enum i2c_event event)
 {
-    struct lm_kbd_s *s = (struct lm_kbd_s *) i2c;
+    LM823KbdState *s = FROM_I2C_SLAVE(LM823KbdState, i2c);
 
     switch (event) {
     case I2C_START_RECV:
@@ -395,14 +394,14 @@ static void lm_i2c_event(i2c_slave *i2c, enum i2c_event event)
 
 static int lm_i2c_rx(i2c_slave *i2c)
 {
-    struct lm_kbd_s *s = (struct lm_kbd_s *) i2c;
+    LM823KbdState *s = FROM_I2C_SLAVE(LM823KbdState, i2c);
 
     return lm_kbd_read(s, s->reg, s->i2c_cycle ++);
 }
 
 static int lm_i2c_tx(i2c_slave *i2c, uint8_t data)
 {
-    struct lm_kbd_s *s = (struct lm_kbd_s *) i2c;
+    LM823KbdState *s = (LM823KbdState *) i2c;
 
     if (!s->i2c_cycle)
         s->reg = data;
@@ -415,7 +414,7 @@ static int lm_i2c_tx(i2c_slave *i2c, uint8_t data)
 
 static void lm_kbd_save(QEMUFile *f, void *opaque)
 {
-    struct lm_kbd_s *s = (struct lm_kbd_s *) opaque;
+    LM823KbdState *s = (LM823KbdState *) opaque;
     int i;
 
     i2c_slave_save(f, &s->i2c);
@@ -451,7 +450,7 @@ static void lm_kbd_save(QEMUFile *f, void *opaque)
 
 static int lm_kbd_load(QEMUFile *f, void *opaque, int version_id)
 {
-    struct lm_kbd_s *s = (struct lm_kbd_s *) opaque;
+    LM823KbdState *s = (LM823KbdState *) opaque;
     int i;
 
     i2c_slave_load(f, &s->i2c);
@@ -490,41 +489,33 @@ static int lm_kbd_load(QEMUFile *f, void *opaque, int version_id)
     return 0;
 }
 
-static int lm_kbd_iid = 0;
-
-struct i2c_slave *lm8323_init(i2c_bus *bus, qemu_irq nirq)
+static void lm8323_init(i2c_slave *i2c)
 {
-    struct lm_kbd_s *s;
+    LM823KbdState *s = FROM_I2C_SLAVE(LM823KbdState, i2c);
 
-    s = (struct lm_kbd_s *) i2c_slave_init(bus, 0, sizeof(struct lm_kbd_s));
     s->model = 0x8323;
     s->pwm.tm[0] = qemu_new_timer(vm_clock, lm_kbd_pwm0_tick, s);
     s->pwm.tm[1] = qemu_new_timer(vm_clock, lm_kbd_pwm1_tick, s);
     s->pwm.tm[2] = qemu_new_timer(vm_clock, lm_kbd_pwm2_tick, s);
-    s->nirq = nirq;
-
-    s->i2c.event = lm_i2c_event;
-    s->i2c.recv = lm_i2c_rx;
-    s->i2c.send = lm_i2c_tx;
+    qdev_init_gpio_out(&i2c->qdev, &s->nirq, 1);
 
     lm_kbd_reset(s);
 
     qemu_register_reset((void *) lm_kbd_reset, s);
-    register_savevm("LM8323", lm_kbd_iid ++, 0,
-                    lm_kbd_save, lm_kbd_load, s);
-
-    return &s->i2c;
+    register_savevm("LM8323", -1, 0, lm_kbd_save, lm_kbd_load, s);
 }
 
 void lm832x_key_event(struct i2c_slave *i2c, int key, int state)
 {
-    struct lm_kbd_s *s = (struct lm_kbd_s *) i2c;
+    LM823KbdState *s = (LM823KbdState *) i2c;
 
     if ((s->status & INT_ERROR) && (s->error & ERR_FIFOOVR))
         return;
 
-    if (s->kbd.len >= sizeof(s->kbd.fifo))
-        return lm_kbd_error(s, ERR_FIFOOVR);
+    if (s->kbd.len >= sizeof(s->kbd.fifo)) {
+        lm_kbd_error(s, ERR_FIFOOVR);
+        return;
+    }
 
     s->kbd.fifo[(s->kbd.start + s->kbd.len ++) & (sizeof(s->kbd.fifo) - 1)] =
             key | (state << 7);
@@ -533,3 +524,17 @@ void lm832x_key_event(struct i2c_slave *i2c, int key, int state)
     s->status |= INT_KEYPAD;
     lm_kbd_irq_update(s);
 }
+
+static I2CSlaveInfo lm8323_info = {
+    .init = lm8323_init,
+    .event = lm_i2c_event,
+    .recv = lm_i2c_rx,
+    .send = lm_i2c_tx
+};
+
+static void lm832x_register_devices(void)
+{
+    i2c_register_slave("lm8323", sizeof(LM823KbdState), &lm8323_info);
+}
+
+device_init(lm832x_register_devices)