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1.1 root 1: qemu: bios: pci hotplug support (Marcelo Tosatti)
2:
3: Signed-off-by: Marcelo Tosatti <[email protected]>
4: Signed-off-by: Anthony Liguori <[email protected]>
5:
6: Index: bochs/bios/acpi-dsdt.dsl
7: ===================================================================
8: --- bochs.orig/bios/acpi-dsdt.dsl
9: +++ bochs/bios/acpi-dsdt.dsl
10: @@ -91,6 +91,61 @@ DefinitionBlock (
11: prt_slot3(0x001f),
12: })
13:
14: + OperationRegion(PCST, SystemIO, 0xae00, 0x08)
15: + Field (PCST, DWordAcc, NoLock, WriteAsZeros)
16: + {
17: + PCIU, 32,
18: + PCID, 32,
19: + }
20: +
21: + OperationRegion(SEJ, SystemIO, 0xae08, 0x04)
22: + Field (SEJ, DWordAcc, NoLock, WriteAsZeros)
23: + {
24: + B0EJ, 32,
25: + }
26: +
27: +#define hotplug_slot(name, nr) \
28: + Device (S##name) { \
29: + Name (_ADR, nr##0000) \
30: + Method (_EJ0,1) { \
31: + Store(ShiftLeft(1, nr), B0EJ) \
32: + Return (0x0) \
33: + } \
34: + Name (_SUN, name) \
35: + }
36: +
37: + hotplug_slot(1, 0x0001)
38: + hotplug_slot(2, 0x0002)
39: + hotplug_slot(3, 0x0003)
40: + hotplug_slot(4, 0x0004)
41: + hotplug_slot(5, 0x0005)
42: + hotplug_slot(6, 0x0006)
43: + hotplug_slot(7, 0x0007)
44: + hotplug_slot(8, 0x0008)
45: + hotplug_slot(9, 0x0009)
46: + hotplug_slot(10, 0x000a)
47: + hotplug_slot(11, 0x000b)
48: + hotplug_slot(12, 0x000c)
49: + hotplug_slot(13, 0x000d)
50: + hotplug_slot(14, 0x000e)
51: + hotplug_slot(15, 0x000f)
52: + hotplug_slot(16, 0x0010)
53: + hotplug_slot(17, 0x0011)
54: + hotplug_slot(18, 0x0012)
55: + hotplug_slot(19, 0x0013)
56: + hotplug_slot(20, 0x0014)
57: + hotplug_slot(21, 0x0015)
58: + hotplug_slot(22, 0x0016)
59: + hotplug_slot(23, 0x0017)
60: + hotplug_slot(24, 0x0018)
61: + hotplug_slot(25, 0x0019)
62: + hotplug_slot(26, 0x001a)
63: + hotplug_slot(27, 0x001b)
64: + hotplug_slot(28, 0x001c)
65: + hotplug_slot(29, 0x001d)
66: + hotplug_slot(30, 0x001e)
67: + hotplug_slot(31, 0x001f)
68: +
69: Name (_CRS, ResourceTemplate ()
70: {
71: WordBusNumber (ResourceProducer, MinFixed, MaxFixed, PosDecode,
72: @@ -605,8 +660,50 @@ DefinitionBlock (
73: Method(_L00) {
74: Return(0x01)
75: }
76: +
77: +#define gen_pci_hotplug(nr) \
78: + If (And(\_SB.PCI0.PCIU, ShiftLeft(1, nr))) { \
79: + Notify(\_SB.PCI0.S##nr, 1) \
80: + } \
81: + If (And(\_SB.PCI0.PCID, ShiftLeft(1, nr))) { \
82: + Notify(\_SB.PCI0.S##nr, 3) \
83: + }
84: +
85: Method(_L01) {
86: - Return(0x01)
87: + gen_pci_hotplug(1)
88: + gen_pci_hotplug(2)
89: + gen_pci_hotplug(3)
90: + gen_pci_hotplug(4)
91: + gen_pci_hotplug(5)
92: + gen_pci_hotplug(6)
93: + gen_pci_hotplug(7)
94: + gen_pci_hotplug(8)
95: + gen_pci_hotplug(9)
96: + gen_pci_hotplug(10)
97: + gen_pci_hotplug(11)
98: + gen_pci_hotplug(12)
99: + gen_pci_hotplug(13)
100: + gen_pci_hotplug(14)
101: + gen_pci_hotplug(15)
102: + gen_pci_hotplug(16)
103: + gen_pci_hotplug(17)
104: + gen_pci_hotplug(18)
105: + gen_pci_hotplug(19)
106: + gen_pci_hotplug(20)
107: + gen_pci_hotplug(21)
108: + gen_pci_hotplug(22)
109: + gen_pci_hotplug(23)
110: + gen_pci_hotplug(24)
111: + gen_pci_hotplug(25)
112: + gen_pci_hotplug(26)
113: + gen_pci_hotplug(27)
114: + gen_pci_hotplug(28)
115: + gen_pci_hotplug(29)
116: + gen_pci_hotplug(30)
117: + gen_pci_hotplug(31)
118: +
119: + Return (0x01)
120: +
121: }
122: Method(_L02) {
123: Return(0x01)
124:
125: --
126:
127:
128:
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