diff options
Diffstat (limited to 'drivers/net/hplance.h')
-rw-r--r-- | drivers/net/hplance.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/net/hplance.h b/drivers/net/hplance.h new file mode 100644 index 000000000000..04aee9e0376a --- /dev/null +++ b/drivers/net/hplance.h | |||
@@ -0,0 +1,26 @@ | |||
1 | /* Random defines and structures for the HP Lance driver. | ||
2 | * Copyright (C) 05/1998 Peter Maydell <pmaydell@chiark.greenend.org.uk> | ||
3 | * Based on the Sun Lance driver and the NetBSD HP Lance driver | ||
4 | */ | ||
5 | |||
6 | /* Registers */ | ||
7 | #define HPLANCE_ID 0x01 /* DIO register: ID byte */ | ||
8 | #define HPLANCE_STATUS 0x03 /* DIO register: interrupt enable/status */ | ||
9 | |||
10 | /* Control and status bits for the status register */ | ||
11 | #define LE_IE 0x80 /* interrupt enable */ | ||
12 | #define LE_IR 0x40 /* interrupt requested */ | ||
13 | #define LE_LOCK 0x08 /* lock status register */ | ||
14 | #define LE_ACK 0x04 /* ack of lock */ | ||
15 | #define LE_JAB 0x02 /* loss of tx clock (???) */ | ||
16 | /* We can also extract the IPL from the status register with the standard | ||
17 | * DIO_IPL(hplance) macro, or using dio_scodetoipl() | ||
18 | */ | ||
19 | |||
20 | /* These are the offsets for the DIO regs (hplance_reg), lance_ioreg, | ||
21 | * memory and NVRAM: | ||
22 | */ | ||
23 | #define HPLANCE_IDOFF 0 /* board baseaddr */ | ||
24 | #define HPLANCE_REGOFF 0x4000 /* lance registers */ | ||
25 | #define HPLANCE_MEMOFF 0x8000 /* struct lance_init_block */ | ||
26 | #define HPLANCE_NVRAMOFF 0xC008 /* etheraddress as one *nibble* per byte */ | ||