diff options
| author | Ivo van Doorn <ivdoorn@gmail.com> | 2008-08-04 16:38:24 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2008-08-22 22:29:58 +0200 |
| commit | 906c110fcc24bdd5bf0fa22d89ac75d99c747e53 (patch) | |
| tree | f7288c835b1490ffee657119bef8317f69cc22aa /drivers/net/wireless/rt2x00/rt73usb.h | |
| parent | rt2x00: Implement HW encryption (rt61pci) (diff) | |
| download | linux-906c110fcc24bdd5bf0fa22d89ac75d99c747e53.tar.xz linux-906c110fcc24bdd5bf0fa22d89ac75d99c747e53.zip | |
rt2x00: Implement HW encryption (rt73usb)
rt73usb supports hardware encryption.
rt73usb supports up to 4 shared keys and up to 64 pairwise keys.
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt73usb.h')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt73usb.h | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/drivers/net/wireless/rt2x00/rt73usb.h b/drivers/net/wireless/rt2x00/rt73usb.h index 148493501011..91e04d319d76 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.h +++ b/drivers/net/wireless/rt2x00/rt73usb.h @@ -92,6 +92,16 @@ #define PAIRWISE_KEY_TABLE_BASE 0x1200 #define PAIRWISE_TA_TABLE_BASE 0x1a00 +#define SHARED_KEY_ENTRY(__idx) \ + ( SHARED_KEY_TABLE_BASE + \ + ((__idx) * sizeof(struct hw_key_entry)) ) +#define PAIRWISE_KEY_ENTRY(__idx) \ + ( PAIRWISE_KEY_TABLE_BASE + \ + ((__idx) * sizeof(struct hw_key_entry)) ) +#define PAIRWISE_TA_ENTRY(__idx) \ + ( PAIRWISE_TA_TABLE_BASE + \ + ((__idx) * sizeof(struct hw_pairwise_ta_entry)) ) + struct hw_key_entry { u8 key[16]; u8 tx_mic[8]; @@ -100,7 +110,8 @@ struct hw_key_entry { struct hw_pairwise_ta_entry { u8 address[6]; - u8 reserved[2]; + u8 cipher; + u8 reserved; } __attribute__ ((packed)); /* @@ -563,6 +574,10 @@ struct hw_pairwise_ta_entry { * SEC_CSR4: Pairwise key table lookup control. */ #define SEC_CSR4 0x30b0 +#define SEC_CSR4_ENABLE_BSS0 FIELD32(0x00000001) +#define SEC_CSR4_ENABLE_BSS1 FIELD32(0x00000002) +#define SEC_CSR4_ENABLE_BSS2 FIELD32(0x00000004) +#define SEC_CSR4_ENABLE_BSS3 FIELD32(0x00000008) /* * SEC_CSR5: shared key table security mode register. @@ -1010,8 +1025,10 @@ struct hw_pairwise_ta_entry { /* * Word4 + * ICV: Received ICV of originally encrypted. + * NOTE: This is a guess, the official definition is "reserved" */ -#define RXD_W4_RESERVED FIELD32(0xffffffff) +#define RXD_W4_ICV FIELD32(0xffffffff) /* * the above 20-byte is called RXINFO and will be DMAed to MAC RX block |