HD6417660 RENESAS [Renesas Technology Corp], HD6417660 Datasheet - Page 220

• Manufacturer Part Number: HD6417660
• Description: Renesas 32-Bit RISC Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Table 5.3
Note:
Table 5.4
Table 5.5
Table 5.6
Rev. 1.00, 02/04, page 182 of 804
DSP Bit
0
1
1
1
1
LRU (Bits 5 to 0)
000000, 000001, 000100, 010100, 100000, 100001, 110000, 110100
000011, 000110, 000111, 001011, 001111, 010110, 011110, 011111
101001, 101011, 111000, 111001, 111011, 111100, 111110, 111111
LRU (Bits 5 to 0)
000000, 000001, 000011, 001011, 100000, 100001, 101001, 101011
000100, 000110, 000111, 001111, 010100, 010110, 011110, 011111
110000, 110100, 111000, 111001, 111011, 111100, 111110, 111111
LRU (Bits 5 to 0)
000000, 000001, 000011, 000100, 000110, 000111, 001011, 001111,
010100, 010110, 011110, 011111
100000, 100001, 101001, 101011, 110000, 110100, 111000, 111001,
111011, 111100, 111110, 111111
*
Don’t care
W3LOAD and W2LOAD should not be set to 1 at the same time.
W3LOAD
*
*
*
*
*
Way Replacement when Instructions other than the PREF Instruction Miss the
Cache
LRU and Way Replacement (when W2LOCK = 1 and W3LOCK =0)
LRU and Way Replacement (when W2LOCK = 0 and W3LOCK =1)
LRU and Way Replacement (when W2LOCK = 1 and W3LOCK =1)
W3LOCK
*
0
0
1
1
W2LOAD
*
*
*
*
*
W2LOCK
*
0
1
0
1
Way to be Replaced
Determined by LRU (table 5.1)
Determined by LRU (table 5.1)
Determined by LRU (table 5.4)
Determined by LRU (table 5.5)
Determined by LRU (table 5.6)
Way to be Replaced
3
1
0
Way to be Replaced
2
1
0
Way to be Replaced
1
0