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PureOS
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qemu
Commits
5f750b2e
Commit
5f750b2e
authored
Jul 16, 2009
by
Blue Swirl
Browse files
Sparc32: convert iommu to qdev
Signed-off-by:
Blue Swirl
<
blauwirbel@gmail.com
>
parent
fa28ec52
Changes
1
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hw/iommu.c
View file @
5f750b2e
...
...
@@ -21,8 +21,9 @@
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include
"hw.h"
#include
"sun4m.h"
#include
"sysbus.h"
/* debug iommu */
//#define DEBUG_IOMMU
...
...
@@ -127,6 +128,7 @@
#define IOMMU_PAGE_MASK ~(IOMMU_PAGE_SIZE - 1)
typedef
struct
IOMMUState
{
SysBusDevice
busdev
;
uint32_t
regs
[
IOMMU_NREGS
];
target_phys_addr_t
iostart
;
uint32_t
version
;
...
...
@@ -366,20 +368,52 @@ static void iommu_reset(void *opaque)
void
*
iommu_init
(
target_phys_addr_t
addr
,
uint32_t
version
,
qemu_irq
irq
)
{
IOMMUState
*
s
;
int
iommu_io_memory
;
DeviceState
*
dev
;
SysBusDevice
*
s
;
IOMMUState
*
d
;
dev
=
qdev_create
(
NULL
,
"iommu"
);
qdev_set_prop_int
(
dev
,
"version"
,
version
);
qdev_init
(
dev
);
s
=
sysbus_from_qdev
(
dev
);
sysbus_connect_irq
(
s
,
0
,
irq
);
sysbus_mmio_map
(
s
,
0
,
addr
);
d
=
FROM_SYSBUS
(
IOMMUState
,
s
);
return
d
;
}
static
void
iommu_init1
(
SysBusDevice
*
dev
)
{
IOMMUState
*
s
=
FROM_SYSBUS
(
IOMMUState
,
dev
);
int
io
;
s
=
qemu_mallocz
(
sizeof
(
IOMMUState
)
);
s
ysbus_init_irq
(
dev
,
&
s
->
irq
);
s
->
version
=
version
;
s
->
irq
=
irq
;
s
->
version
=
qdev_get_prop_int
(
&
dev
->
qdev
,
"version"
,
0
);
iommu_io_memory
=
cpu_register_io_memory
(
iommu_mem_read
,
iommu_mem_write
,
s
);
cpu_register_physical_memory
(
addr
,
IOMMU_NREGS
*
4
,
iommu_io_memory
);
io
=
cpu_register_io_memory
(
iommu_mem_read
,
iommu_mem_write
,
s
);
sysbus_init_mmio
(
dev
,
IOMMU_NREGS
*
sizeof
(
uint32_t
),
io
);
register_savevm
(
"iommu"
,
addr
,
2
,
iommu_save
,
iommu_load
,
s
);
register_savevm
(
"iommu"
,
-
1
,
2
,
iommu_save
,
iommu_load
,
s
);
qemu_register_reset
(
iommu_reset
,
s
);
iommu_reset
(
s
);
return
s
;
}
static
SysBusDeviceInfo
iommu_info
=
{
.
init
=
iommu_init1
,
.
qdev
.
name
=
"iommu"
,
.
qdev
.
size
=
sizeof
(
IOMMUState
),
.
qdev
.
props
=
(
DevicePropList
[])
{
{.
name
=
"version"
,
.
type
=
PROP_TYPE_INT
},
{.
name
=
NULL
}
}
};
static
void
iommu_register_devices
(
void
)
{
sysbus_register_withprop
(
&
iommu_info
);
}
device_init
(
iommu_register_devices
)
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