| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | menu "Hardware crypto devices" |
| 2 | |
| 3 | config CRYPTO_DEV_PADLOCK |
| Michal Ludvig | 1191f0a | 2006-08-06 22:46:20 +1000 | [diff] [blame^] | 4 | bool "Support for VIA PadLock ACE" |
| Herbert Xu | cce9e06 | 2006-08-21 21:08:13 +1000 | [diff] [blame] | 5 | depends on X86_32 |
| 6 | select CRYPTO_ALGAPI |
| Michal Ludvig | 1191f0a | 2006-08-06 22:46:20 +1000 | [diff] [blame^] | 7 | default y |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8 | help |
| 9 | Some VIA processors come with an integrated crypto engine |
| 10 | (so called VIA PadLock ACE, Advanced Cryptography Engine) |
| Michal Ludvig | 1191f0a | 2006-08-06 22:46:20 +1000 | [diff] [blame^] | 11 | that provides instructions for very fast cryptographic |
| 12 | operations with supported algorithms. |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 13 | |
| 14 | The instructions are used only when the CPU supports them. |
| 15 | Otherwise software encryption is used. If you are unsure, |
| 16 | say Y. |
| 17 | |
| 18 | config CRYPTO_DEV_PADLOCK_AES |
| Michal Ludvig | 1191f0a | 2006-08-06 22:46:20 +1000 | [diff] [blame^] | 19 | tristate "PadLock driver for AES algorithm" |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 20 | depends on CRYPTO_DEV_PADLOCK |
| Michal Ludvig | 1191f0a | 2006-08-06 22:46:20 +1000 | [diff] [blame^] | 21 | default m |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 22 | help |
| 23 | Use VIA PadLock for AES algorithm. |
| 24 | |
| Michal Ludvig | 1191f0a | 2006-08-06 22:46:20 +1000 | [diff] [blame^] | 25 | Available in VIA C3 and newer CPUs. |
| 26 | |
| 27 | If unsure say M. The compiled module will be |
| 28 | called padlock-aes.ko |
| 29 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 30 | endmenu |