root / hw / qdev-addr.c @ bf3bc4c4
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1 | ee6847d1 | Gerd Hoffmann | #include "qdev.h" |
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2 | ee6847d1 | Gerd Hoffmann | #include "qdev-addr.h" |
3 | a8170e5e | Avi Kivity | #include "hwaddr.h" |
4 | 074a86fc | Anthony Liguori | #include "qapi/qapi-visit-core.h" |
5 | ee6847d1 | Gerd Hoffmann | |
6 | ee6847d1 | Gerd Hoffmann | /* --- target physical address --- */
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7 | ee6847d1 | Gerd Hoffmann | |
8 | ee6847d1 | Gerd Hoffmann | static int parse_taddr(DeviceState *dev, Property *prop, const char *str) |
9 | ee6847d1 | Gerd Hoffmann | { |
10 | a8170e5e | Avi Kivity | hwaddr *ptr = qdev_get_prop_ptr(dev, prop); |
11 | ee6847d1 | Gerd Hoffmann | |
12 | ee6847d1 | Gerd Hoffmann | *ptr = strtoull(str, NULL, 16); |
13 | ee6847d1 | Gerd Hoffmann | return 0; |
14 | ee6847d1 | Gerd Hoffmann | } |
15 | ee6847d1 | Gerd Hoffmann | |
16 | ee6847d1 | Gerd Hoffmann | static int print_taddr(DeviceState *dev, Property *prop, char *dest, size_t len) |
17 | ee6847d1 | Gerd Hoffmann | { |
18 | a8170e5e | Avi Kivity | hwaddr *ptr = qdev_get_prop_ptr(dev, prop); |
19 | ee6847d1 | Gerd Hoffmann | return snprintf(dest, len, "0x" TARGET_FMT_plx, *ptr); |
20 | ee6847d1 | Gerd Hoffmann | } |
21 | ee6847d1 | Gerd Hoffmann | |
22 | 57c9fafe | Anthony Liguori | static void get_taddr(Object *obj, Visitor *v, void *opaque, |
23 | 80e555c2 | Paolo Bonzini | const char *name, Error **errp) |
24 | 80e555c2 | Paolo Bonzini | { |
25 | 57c9fafe | Anthony Liguori | DeviceState *dev = DEVICE(obj); |
26 | 80e555c2 | Paolo Bonzini | Property *prop = opaque; |
27 | a8170e5e | Avi Kivity | hwaddr *ptr = qdev_get_prop_ptr(dev, prop); |
28 | 80e555c2 | Paolo Bonzini | int64_t value; |
29 | 80e555c2 | Paolo Bonzini | |
30 | 80e555c2 | Paolo Bonzini | value = *ptr; |
31 | c08fb2ac | Michael Roth | visit_type_int64(v, &value, name, errp); |
32 | 80e555c2 | Paolo Bonzini | } |
33 | 80e555c2 | Paolo Bonzini | |
34 | 57c9fafe | Anthony Liguori | static void set_taddr(Object *obj, Visitor *v, void *opaque, |
35 | 80e555c2 | Paolo Bonzini | const char *name, Error **errp) |
36 | 80e555c2 | Paolo Bonzini | { |
37 | 57c9fafe | Anthony Liguori | DeviceState *dev = DEVICE(obj); |
38 | 80e555c2 | Paolo Bonzini | Property *prop = opaque; |
39 | a8170e5e | Avi Kivity | hwaddr *ptr = qdev_get_prop_ptr(dev, prop); |
40 | 80e555c2 | Paolo Bonzini | Error *local_err = NULL;
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41 | 80e555c2 | Paolo Bonzini | int64_t value; |
42 | 80e555c2 | Paolo Bonzini | |
43 | 80e555c2 | Paolo Bonzini | if (dev->state != DEV_STATE_CREATED) {
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44 | 80e555c2 | Paolo Bonzini | error_set(errp, QERR_PERMISSION_DENIED); |
45 | 80e555c2 | Paolo Bonzini | return;
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46 | 80e555c2 | Paolo Bonzini | } |
47 | 80e555c2 | Paolo Bonzini | |
48 | c08fb2ac | Michael Roth | visit_type_int64(v, &value, name, &local_err); |
49 | 80e555c2 | Paolo Bonzini | if (local_err) {
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50 | 80e555c2 | Paolo Bonzini | error_propagate(errp, local_err); |
51 | 80e555c2 | Paolo Bonzini | return;
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52 | 80e555c2 | Paolo Bonzini | } |
53 | a8170e5e | Avi Kivity | if ((uint64_t)value <= (uint64_t) ~(hwaddr)0) { |
54 | 80e555c2 | Paolo Bonzini | *ptr = value; |
55 | 80e555c2 | Paolo Bonzini | } else {
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56 | 80e555c2 | Paolo Bonzini | error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE, |
57 | 80e555c2 | Paolo Bonzini | dev->id?:"", name, value, (uint64_t) 0, |
58 | a8170e5e | Avi Kivity | (uint64_t) ~(hwaddr)0);
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59 | 80e555c2 | Paolo Bonzini | } |
60 | 80e555c2 | Paolo Bonzini | } |
61 | 80e555c2 | Paolo Bonzini | |
62 | 80e555c2 | Paolo Bonzini | |
63 | ee6847d1 | Gerd Hoffmann | PropertyInfo qdev_prop_taddr = { |
64 | ee6847d1 | Gerd Hoffmann | .name = "taddr",
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65 | ee6847d1 | Gerd Hoffmann | .parse = parse_taddr, |
66 | ee6847d1 | Gerd Hoffmann | .print = print_taddr, |
67 | 80e555c2 | Paolo Bonzini | .get = get_taddr, |
68 | 80e555c2 | Paolo Bonzini | .set = set_taddr, |
69 | ee6847d1 | Gerd Hoffmann | }; |
70 | ee6847d1 | Gerd Hoffmann | |
71 | a8170e5e | Avi Kivity | void qdev_prop_set_taddr(DeviceState *dev, const char *name, hwaddr value) |
72 | ee6847d1 | Gerd Hoffmann | { |
73 | 9b170e60 | Paolo Bonzini | Error *errp = NULL;
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74 | 9b170e60 | Paolo Bonzini | object_property_set_int(OBJECT(dev), value, name, &errp); |
75 | 9b170e60 | Paolo Bonzini | assert(!errp); |
76 | 9b170e60 | Paolo Bonzini | |
77 | ee6847d1 | Gerd Hoffmann | } |