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1 | # |
2 | # Hardware Random Number Generator (RNG) configuration | |
3 | # | |
4 | ||
5 | config HW_RANDOM | |
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6 | tristate "Hardware Random Number Generator Core support" |
7 | default m | |
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8 | ---help--- |
9 | Hardware Random Number Generator Core infrastructure. | |
10 | ||
fed806f4 | 11 | To compile this driver as a module, choose M here: the |
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12 | module will be called rng-core. This provides a device |
13 | that's usually called /dev/hw_random, and which exposes one | |
14 | of possibly several hardware random number generators. | |
15 | ||
16 | These hardware random number generators do not feed directly | |
17 | into the kernel's random number generator. That is usually | |
18 | handled by the "rngd" daemon. Documentation/hw_random.txt | |
19 | has more information. | |
fed806f4 | 20 | |
844dd05f | 21 | If unsure, say Y. |
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22 | |
23 | config HW_RANDOM_INTEL | |
24 | tristate "Intel HW Random Number Generator support" | |
25 | depends on HW_RANDOM && (X86 || IA64) && PCI | |
fed806f4 | 26 | default HW_RANDOM |
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27 | ---help--- |
28 | This driver provides kernel-side support for the Random Number | |
29 | Generator hardware found on Intel i8xx-based motherboards. | |
30 | ||
31 | To compile this driver as a module, choose M here: the | |
32 | module will be called intel-rng. | |
33 | ||
34 | If unsure, say Y. | |
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35 | |
36 | config HW_RANDOM_AMD | |
37 | tristate "AMD HW Random Number Generator support" | |
38 | depends on HW_RANDOM && X86 && PCI | |
fed806f4 | 39 | default HW_RANDOM |
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40 | ---help--- |
41 | This driver provides kernel-side support for the Random Number | |
42 | Generator hardware found on AMD 76x-based motherboards. | |
43 | ||
44 | To compile this driver as a module, choose M here: the | |
45 | module will be called amd-rng. | |
46 | ||
47 | If unsure, say Y. | |
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48 | |
49 | config HW_RANDOM_GEODE | |
50 | tristate "AMD Geode HW Random Number Generator support" | |
e199ece4 | 51 | depends on HW_RANDOM && X86_32 && PCI |
fed806f4 | 52 | default HW_RANDOM |
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53 | ---help--- |
54 | This driver provides kernel-side support for the Random Number | |
55 | Generator hardware found on the AMD Geode LX. | |
56 | ||
57 | To compile this driver as a module, choose M here: the | |
58 | module will be called geode-rng. | |
59 | ||
60 | If unsure, say Y. | |
13523363 | 61 | |
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62 | config HW_RANDOM_N2RNG |
63 | tristate "Niagara2 Random Number Generator support" | |
64 | depends on HW_RANDOM && SPARC64 | |
65 | default HW_RANDOM | |
66 | ---help--- | |
67 | This driver provides kernel-side support for the Random Number | |
68 | Generator hardware found on Niagara2 cpus. | |
69 | ||
70 | To compile this driver as a module, choose M here: the | |
71 | module will be called n2-rng. | |
72 | ||
73 | If unsure, say Y. | |
74 | ||
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75 | config HW_RANDOM_VIA |
76 | tristate "VIA HW Random Number Generator support" | |
77 | depends on HW_RANDOM && X86_32 | |
fed806f4 | 78 | default HW_RANDOM |
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79 | ---help--- |
80 | This driver provides kernel-side support for the Random Number | |
81 | Generator hardware found on VIA based motherboards. | |
82 | ||
83 | To compile this driver as a module, choose M here: the | |
84 | module will be called via-rng. | |
85 | ||
86 | If unsure, say Y. | |
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87 | |
88 | config HW_RANDOM_IXP4XX | |
89 | tristate "Intel IXP4xx NPU HW Random Number Generator support" | |
90 | depends on HW_RANDOM && ARCH_IXP4XX | |
fed806f4 | 91 | default HW_RANDOM |
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92 | ---help--- |
93 | This driver provides kernel-side support for the Random | |
94 | Number Generator hardware found on the Intel IXP4xx NPU. | |
95 | ||
96 | To compile this driver as a module, choose M here: the | |
97 | module will be called ixp4xx-rng. | |
98 | ||
99 | If unsure, say Y. | |
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100 | |
101 | config HW_RANDOM_OMAP | |
102 | tristate "OMAP Random Number Generator support" | |
103 | depends on HW_RANDOM && (ARCH_OMAP16XX || ARCH_OMAP24XX) | |
fed806f4 | 104 | default HW_RANDOM |
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105 | ---help--- |
106 | This driver provides kernel-side support for the Random Number | |
107 | Generator hardware found on OMAP16xx and OMAP24xx multimedia | |
108 | processors. | |
109 | ||
110 | To compile this driver as a module, choose M here: the | |
111 | module will be called omap-rng. | |
112 | ||
113 | If unsure, say Y. | |
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114 | |
115 | config HW_RANDOM_PASEMI | |
116 | tristate "PA Semi HW Random Number Generator support" | |
117 | depends on HW_RANDOM && PPC_PASEMI | |
118 | default HW_RANDOM | |
119 | ---help--- | |
120 | This driver provides kernel-side support for the Random Number | |
0d08a847 | 121 | Generator hardware found on PA Semi PWRficient SoCs. |
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122 | |
123 | To compile this driver as a module, choose M here: the | |
124 | module will be called pasemi-rng. | |
125 | ||
126 | If unsure, say Y. | |
127 | ||
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128 | config HW_RANDOM_VIRTIO |
129 | tristate "VirtIO Random Number Generator support" | |
130 | depends on HW_RANDOM && VIRTIO | |
131 | ---help--- | |
132 | This driver provides kernel-side support for the virtual Random Number | |
133 | Generator hardware. | |
134 | ||
135 | To compile this driver as a module, choose M here: the | |
136 | module will be called virtio-rng. If unsure, say N. |