diff options
author | Peter Maydell <peter.maydell@linaro.org> | 2014-02-20 13:05:47 +0000 |
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committer | Peter Maydell <peter.maydell@linaro.org> | 2014-02-20 13:05:48 +0000 |
commit | 61e8a923646903d76a6d952019716b417d42eedc (patch) | |
tree | 038e4c1921d45b2fe5d650a8fb476bb8169a1544 /hw/arm/pxa2xx.c | |
parent | 4c0c9bbe78901a706497a8fa1a27935bafc20cf7 (diff) | |
parent | 91f32b0c92fb18a403e48d3c8ffc14422a0c1ca5 (diff) |
Merge remote-tracking branch 'remotes/afaerber/tags/qom-devices-for-peter' into staging
QOM infrastructure fixes and device conversions
* QTest cleanups and test cases for PCI NICs
* NAND fix for "info qtree"
* Cleanup and extension of QOM machine tests
* IndustryPack test cases and conversion to QOM realize
* I2C cleanups
* Cleanups of legacy qdev properties
# gpg: Signature made Mon 17 Feb 2014 22:15:37 GMT using RSA key ID 3E7E013F
# gpg: Good signature from "Andreas Färber <afaerber@suse.de>"
# gpg: aka "Andreas Färber <afaerber@suse.com>"
* remotes/afaerber/tags/qom-devices-for-peter: (49 commits)
qtest: Include system headers before user headers
qapi: Refine human printing of sizes
qdev: Use QAPI type names for properties
qdev: Add enum property types to QAPI schema
block: Handle "rechs" and "large" translation options
qdev: Remove hex8/32/64 property types
qdev: Remove most legacy printers
qdev: Use human mode in "info qtree"
qapi: Add human mode to StringOutputVisitor
qdev: Inline qdev_prop_parse()
qdev: Legacy properties are just strings
qdev: Legacy properties are now read-only
qdev: Remove legacy parsers for hex8/32/64
qdev: Sizes are now parsed by StringInputVisitor
qapi: Add size parser to StringInputVisitor
qtest: Don't segfault with invalid -qtest option
ipack: Move IndustryPack out of hw/char/
ipoctal232: QOM parent field cleanup
ipack: QOM parent field cleanup for IPackDevice
ipack: QOM parent field cleanup for IPackBus
...
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/arm/pxa2xx.c')
-rw-r--r-- | hw/arm/pxa2xx.c | 44 |
1 files changed, 28 insertions, 16 deletions
diff --git a/hw/arm/pxa2xx.c b/hw/arm/pxa2xx.c index 25ec549e71..66bc0dccc9 100644 --- a/hw/arm/pxa2xx.c +++ b/hw/arm/pxa2xx.c @@ -1222,8 +1222,14 @@ static const TypeInfo pxa2xx_rtc_sysbus_info = { }; /* I2C Interface */ -typedef struct { - I2CSlave i2c; + +#define TYPE_PXA2XX_I2C_SLAVE "pxa2xx-i2c-slave" +#define PXA2XX_I2C_SLAVE(obj) \ + OBJECT_CHECK(PXA2xxI2CSlaveState, (obj), TYPE_PXA2XX_I2C_SLAVE) + +typedef struct PXA2xxI2CSlaveState { + I2CSlave parent_obj; + PXA2xxI2CState *host; } PXA2xxI2CSlaveState; @@ -1238,7 +1244,7 @@ struct PXA2xxI2CState { MemoryRegion iomem; PXA2xxI2CSlaveState *slave; - i2c_bus *bus; + I2CBus *bus; qemu_irq irq; uint32_t offset; uint32_t region_size; @@ -1268,7 +1274,7 @@ static void pxa2xx_i2c_update(PXA2xxI2CState *s) /* These are only stubs now. */ static void pxa2xx_i2c_event(I2CSlave *i2c, enum i2c_event event) { - PXA2xxI2CSlaveState *slave = FROM_I2C_SLAVE(PXA2xxI2CSlaveState, i2c); + PXA2xxI2CSlaveState *slave = PXA2XX_I2C_SLAVE(i2c); PXA2xxI2CState *s = slave->host; switch (event) { @@ -1292,10 +1298,12 @@ static void pxa2xx_i2c_event(I2CSlave *i2c, enum i2c_event event) static int pxa2xx_i2c_rx(I2CSlave *i2c) { - PXA2xxI2CSlaveState *slave = FROM_I2C_SLAVE(PXA2xxI2CSlaveState, i2c); + PXA2xxI2CSlaveState *slave = PXA2XX_I2C_SLAVE(i2c); PXA2xxI2CState *s = slave->host; - if ((s->control & (1 << 14)) || !(s->control & (1 << 6))) + + if ((s->control & (1 << 14)) || !(s->control & (1 << 6))) { return 0; + } if (s->status & (1 << 0)) { /* RWM */ s->status |= 1 << 6; /* set ITE */ @@ -1307,10 +1315,12 @@ static int pxa2xx_i2c_rx(I2CSlave *i2c) static int pxa2xx_i2c_tx(I2CSlave *i2c, uint8_t data) { - PXA2xxI2CSlaveState *slave = FROM_I2C_SLAVE(PXA2xxI2CSlaveState, i2c); + PXA2xxI2CSlaveState *slave = PXA2XX_I2C_SLAVE(i2c); PXA2xxI2CState *s = slave->host; - if ((s->control & (1 << 14)) || !(s->control & (1 << 6))) + + if ((s->control & (1 << 14)) || !(s->control & (1 << 6))) { return 1; + } if (!(s->status & (1 << 0))) { /* RWM */ s->status |= 1 << 7; /* set IRF */ @@ -1325,6 +1335,7 @@ static uint64_t pxa2xx_i2c_read(void *opaque, hwaddr addr, unsigned size) { PXA2xxI2CState *s = (PXA2xxI2CState *) opaque; + I2CSlave *slave; addr -= s->offset; switch (addr) { @@ -1333,7 +1344,8 @@ static uint64_t pxa2xx_i2c_read(void *opaque, hwaddr addr, case ISR: return s->status | (i2c_bus_busy(s->bus) << 2); case ISAR: - return s->slave->i2c.address; + slave = I2C_SLAVE(s->slave); + return slave->address; case IDBR: return s->data; case IBMR: @@ -1408,7 +1420,7 @@ static void pxa2xx_i2c_write(void *opaque, hwaddr addr, break; case ISAR: - i2c_set_slave_address(&s->slave->i2c, value & 0x7f); + i2c_set_slave_address(I2C_SLAVE(s->slave), value & 0x7f); break; case IDBR: @@ -1432,7 +1444,7 @@ static const VMStateDescription vmstate_pxa2xx_i2c_slave = { .minimum_version_id = 1, .minimum_version_id_old = 1, .fields = (VMStateField []) { - VMSTATE_I2C_SLAVE(i2c, PXA2xxI2CSlaveState), + VMSTATE_I2C_SLAVE(parent_obj, PXA2xxI2CSlaveState), VMSTATE_END_OF_LIST() } }; @@ -1470,7 +1482,7 @@ static void pxa2xx_i2c_slave_class_init(ObjectClass *klass, void *data) } static const TypeInfo pxa2xx_i2c_slave_info = { - .name = "pxa2xx-i2c-slave", + .name = TYPE_PXA2XX_I2C_SLAVE, .parent = TYPE_I2C_SLAVE, .instance_size = sizeof(PXA2xxI2CSlaveState), .class_init = pxa2xx_i2c_slave_class_init, @@ -1482,7 +1494,7 @@ PXA2xxI2CState *pxa2xx_i2c_init(hwaddr base, DeviceState *dev; SysBusDevice *i2c_dev; PXA2xxI2CState *s; - i2c_bus *i2cbus; + I2CBus *i2cbus; dev = qdev_create(NULL, TYPE_PXA2XX_I2C); qdev_prop_set_uint32(dev, "size", region_size + 1); @@ -1496,8 +1508,8 @@ PXA2xxI2CState *pxa2xx_i2c_init(hwaddr base, s = PXA2XX_I2C(i2c_dev); /* FIXME: Should the slave device really be on a separate bus? */ i2cbus = i2c_init_bus(dev, "dummy"); - dev = i2c_create_slave(i2cbus, "pxa2xx-i2c-slave", 0); - s->slave = FROM_I2C_SLAVE(PXA2xxI2CSlaveState, I2C_SLAVE(dev)); + dev = i2c_create_slave(i2cbus, TYPE_PXA2XX_I2C_SLAVE, 0); + s->slave = PXA2XX_I2C_SLAVE(dev); s->slave->host = s; return s; @@ -1518,7 +1530,7 @@ static int pxa2xx_i2c_initfn(SysBusDevice *sbd) return 0; } -i2c_bus *pxa2xx_i2c_bus(PXA2xxI2CState *s) +I2CBus *pxa2xx_i2c_bus(PXA2xxI2CState *s) { return s->bus; } |