source: SVN/rincon/u-boot/board/evb64260/eth_addrtbl.h @ 55

Last change on this file since 55 was 55, checked in by Tim Harvey, 22 months ago

rincon: added latest u-boot source

restored form server backup

Signed-off-by: Tim Harvey <tharvey@…>

File size: 2.8 KB
Line 
1#ifndef _ADDRESS_TABLE_H
2#define _ADDRESS_TABLE_H 1
3
4/*
5 * ----------------------------------------------------------------------------
6 * addressTable.h - this file has all the declarations of the address table
7 */
8
9#define _8K_TABLE                           0
10#define ADDRESS_TABLE_ALIGNMENT             8
11#define HASH_DEFAULT_MODE                   14
12#define HASH_MODE                           13
13#define HASH_SIZE                           12
14#define HOP_NUMBER                          12
15#define MAC_ADDRESS_STRING_SIZE             12
16#define MAC_ENTRY_SIZE                      sizeof(addrTblEntry)
17#define MAX_NUMBER_OF_ADDRESSES_TO_STORE    1000
18#define PROMISCUOUS_MODE                    0
19#define SKIP                                1<<1
20#define SKIP_BIT                            1
21#define VALID                               1
22
23/*
24 * ----------------------------------------------------------------------------
25 * XXX_MIKE - potential sign-extension bugs lurk here...
26 */
27#define NIBBLE_SWAPPING_32_BIT(X) ( (((X) & 0xf0f0f0f0) >> 4) \
28                                  | (((X) & 0x0f0f0f0f) << 4) )
29
30#define NIBBLE_SWAPPING_16_BIT(X) ( (((X) & 0x0000f0f0) >> 4) \
31                                  | (((X) & 0x00000f0f) << 4) )
32
33#define FLIP_4_BITS(X)  ( (((X) & 0x01) << 3) | (((X) & 0x002) << 1) \
34                        | (((X) & 0x04) >> 1) | (((X) & 0x008) >> 3) )
35
36#define FLIP_6_BITS(X)  ( (((X) & 0x01) << 5) | (((X) & 0x020) >> 5) \
37                        | (((X) & 0x02) << 3) | (((X) & 0x010) >> 3) \
38                        | (((X) & 0x04) << 1) | (((X) & 0x008) >> 1) )
39
40#define FLIP_9_BITS(X)  ( (((X) & 0x01) << 8) | (((X) & 0x100) >> 8) \
41                        | (((X) & 0x02) << 6) | (((X) & 0x080) >> 6) \
42                        | (((X) & 0x04) << 4) | (((X) & 0x040) >> 4) \
43         | ((X) & 0x10) | (((X) & 0x08) << 2) | (((X) & 0x020) >> 2) )
44
45/*
46 * V: value we're operating on
47 * O: offset of rightmost bit in field
48 * W: width of field to shift
49 * S: distance to shift left
50 */
51#define MASK( fieldWidth )                            ((1 << (fieldWidth)) - 1)
52#define leftShiftedBitfield( V,O,W,S)        (((V) & (MASK(W) << (O)))  << (S))
53#define rightShiftedBitfield(V,O,W,S)  (((u32)((V) & (MASK(W) << (O)))) >> (S))
54
55
56/*
57 * Push to main memory all cache lines associated with
58 * the specified range of virtual memory addresses
59 *
60 * A: Address of first byte in range to flush
61 * N: Number of bytes to flush
62 * Note - flush_dcache_range() does a "sync", does NOT invalidate
63 */
64#define DCACHE_FLUSH_N_SYNC( A, N )        flush_dcache_range( (A), ((A)+(N)) )
65
66
67typedef struct addressTableEntryStruct  {
68    u32 hi;
69    u32 lo;
70} addrTblEntry;
71
72u32
73uncachedPages( u32 pages  );
74u32
75hashTableFunction( u32 macH, u32 macL, u32 HashSize, u32 hash_mode );
76
77unsigned int
78initAddressTable( u32 port, u32 hashMode, u32 hashSize );
79
80int
81addAddressTableEntry( u32 port, u32 macH, u32 macL, u32 rd, u32 skip          );
82
83#endif                                           /* #ifndef _ADDRESS_TABLE_H */
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