aboutsummaryrefslogtreecommitdiff
path: root/hw/i2c.c
diff options
context:
space:
mode:
authorbalrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162>2007-05-24 18:50:09 +0000
committerbalrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162>2007-05-24 18:50:09 +0000
commitaa941b944500bf77f0bdbfa0a7112b4e89670ff1 (patch)
tree59f1c3e46b42022a3966e108752ca92531169380 /hw/i2c.c
parent3f6c925f37cd8a1dddb8a8fbbcef4630ea347775 (diff)
downloadqemu-aa941b944500bf77f0bdbfa0a7112b4e89670ff1.zip
qemu-aa941b944500bf77f0bdbfa0a7112b4e89670ff1.tar.gz
qemu-aa941b944500bf77f0bdbfa0a7112b4e89670ff1.tar.bz2
Savevm/loadvm bits for ARM core, the PXA2xx peripherals and Spitz hardware.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2857 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw/i2c.c')
-rw-r--r--hw/i2c.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/hw/i2c.c b/hw/i2c.c
index 5d9319d..3fc0733 100644
--- a/hw/i2c.c
+++ b/hw/i2c.c
@@ -115,3 +115,34 @@ void i2c_nack(i2c_bus *bus)
dev->event(dev, I2C_NACK);
}
+void i2c_bus_save(QEMUFile *f, i2c_bus *bus)
+{
+ qemu_put_byte(f, bus->current_dev ? bus->current_dev->address : 0x00);
+}
+
+void i2c_bus_load(QEMUFile *f, i2c_bus *bus)
+{
+ i2c_slave *dev;
+ uint8_t address = qemu_get_byte(f);
+
+ if (address) {
+ for (dev = bus->dev; dev; dev = dev->next)
+ if (dev->address == address) {
+ bus->current_dev = dev;
+ return;
+ }
+
+ fprintf(stderr, "%s: I2C slave with address %02x disappeared\n",
+ __FUNCTION__, address);
+ }
+}
+
+void i2c_slave_save(QEMUFile *f, i2c_slave *dev)
+{
+ qemu_put_byte(f, dev->address);
+}
+
+void i2c_slave_load(QEMUFile *f, i2c_slave *dev)
+{
+ dev->address = qemu_get_byte(f);
+}