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Wolfgang Denk6cb142f2006-03-12 02:12:27 +01001/************************************************************************
2 *
3 * cplb.h
4 *
5 * (c) Copyright 2002-2003 Analog Devices, Inc. All rights reserved.
6 *
7 ************************************************************************/
8
9/* Defines necessary for cplb initialisation routines. */
Wolfgang Denk6cb142f2006-03-12 02:12:27 +010010#ifndef _CPLB_H
11#define _CPLB_H
12
Aubrey.Li3f0606a2007-03-09 13:38:44 +080013#define CONFIG_BLKFIN_WT
14
Wolfgang Denk6cb142f2006-03-12 02:12:27 +010015#define CPLB_ENABLE_ICACHE_P 0
16#define CPLB_ENABLE_DCACHE_P 1
17#define CPLB_ENABLE_DCACHE2_P 2
Aubrey.Li3f0606a2007-03-09 13:38:44 +080018#define CPLB_ENABLE_CPLBS_P 3 /* Deprecated! */
Wolfgang Denk6cb142f2006-03-12 02:12:27 +010019#define CPLB_ENABLE_ICPLBS_P 4
20#define CPLB_ENABLE_DCPLBS_P 5
21
22#define CPLB_ENABLE_ICACHE (1<<CPLB_ENABLE_ICACHE_P)
23#define CPLB_ENABLE_DCACHE (1<<CPLB_ENABLE_DCACHE_P)
24#define CPLB_ENABLE_DCACHE2 (1<<CPLB_ENABLE_DCACHE2_P)
25#define CPLB_ENABLE_CPLBS (1<<CPLB_ENABLE_CPLBS_P)
26#define CPLB_ENABLE_ICPLBS (1<<CPLB_ENABLE_ICPLBS_P)
27#define CPLB_ENABLE_DCPLBS (1<<CPLB_ENABLE_DCPLBS_P)
28#define CPLB_ENABLE_ANY_CPLBS CPLB_ENABLE_CPLBS | \
29 CPLB_ENABLE_ICPLBS | \
30 CPLB_ENABLE_DCPLBS
31
32#define CPLB_RELOADED 0x0000
33#define CPLB_NO_UNLOCKED 0x0001
34#define CPLB_NO_ADDR_MATCH 0x0002
35#define CPLB_PROT_VIOL 0x0003
36
37#define CPLB_DEF_CACHE CPLB_L1_CHBL | CPLB_WT
38#define CPLB_CACHE_ENABLED CPLB_L1_CHBL | CPLB_DIRTY
39
40#define CPLB_ALL_ACCESS CPLB_SUPV_WR | CPLB_USER_RD | CPLB_USER_WR
41
42#define CPLB_I_PAGE_MGMT CPLB_LOCK | CPLB_VALID
43#define CPLB_D_PAGE_MGMT CPLB_LOCK | CPLB_ALL_ACCESS | CPLB_VALID
44#define CPLB_DNOCACHE CPLB_ALL_ACCESS | CPLB_VALID
45#define CPLB_DDOCACHE CPLB_DNOCACHE | CPLB_DEF_CACHE
46#define CPLB_INOCACHE CPLB_USER_RD | CPLB_VALID
47#define CPLB_IDOCACHE CPLB_INOCACHE | CPLB_L1_CHBL
48
Aubrey.Li3f0606a2007-03-09 13:38:44 +080049/* Data Attibutes*/
50
51#define SDRAM_IGENERIC (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_USER_RD | CPLB_VALID)
52#define SDRAM_IKERNEL (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_USER_RD | CPLB_VALID | CPLB_LOCK)
Aubrey Li7b7e30a2007-04-05 18:33:04 +080053#define L1_IMEMORY (PAGE_SIZE_1MB | CPLB_USER_RD | CPLB_VALID | CPLB_LOCK)
Aubrey.Li3f0606a2007-03-09 13:38:44 +080054#define SDRAM_INON_CHBL (PAGE_SIZE_4MB | CPLB_USER_RD | CPLB_VALID)
55
56/*Use the menuconfig cache policy here - CONFIG_BLKFIN_WT/CONFIG_BLKFIN_WB*/
57
58#define ANOMALY_05000158 0x200
59
60#ifdef CONFIG_BLKFIN_WB /*Write Back Policy */
61#define SDRAM_DGENERIC (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_DIRTY | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158)
62#define SDRAM_DNON_CHBL (PAGE_SIZE_4MB | CPLB_DIRTY | CPLB_SUPV_WR | CPLB_USER_RD | CPLB_USER_WR | CPLB_VALID | ANOMALY_05000158)
63#define SDRAM_DKERNEL (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_USER_RD | CPLB_USER_WR | CPLB_DIRTY | CPLB_SUPV_WR | CPLB_VALID | CPLB_LOCK | ANOMALY_05000158)
Aubrey Li7b7e30a2007-04-05 18:33:04 +080064#define L1_DMEMORY (PAGE_SIZE_4MB | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158)
Aubrey.Li3f0606a2007-03-09 13:38:44 +080065#define SDRAM_EBIU (PAGE_SIZE_4MB | CPLB_DIRTY | CPLB_USER_RD | CPLB_USER_WR | CPLB_SUPV_WR | CPLB_VALID | ANOMALY_05000158)
66
67#else /*Write Through */
68#define SDRAM_DGENERIC (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_WT | CPLB_L1_AOW | CPLB_SUPV_WR | CPLB_USER_RD | CPLB_USER_WR | CPLB_VALID | ANOMALY_05000158)
69#define SDRAM_DNON_CHBL (PAGE_SIZE_4MB | CPLB_WT | CPLB_L1_AOW | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158)
70#define SDRAM_DKERNEL (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_WT | CPLB_L1_AOW | CPLB_USER_RD | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_VALID | CPLB_LOCK | ANOMALY_05000158)
Aubrey Li7b7e30a2007-04-05 18:33:04 +080071#define L1_DMEMORY (PAGE_SIZE_4MB | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_VALID | ANOMALY_05000158)
Aubrey.Li3f0606a2007-03-09 13:38:44 +080072#define SDRAM_EBIU (PAGE_SIZE_4MB | CPLB_WT | CPLB_L1_AOW | CPLB_USER_RD | CPLB_USER_WR | CPLB_SUPV_WR | CPLB_VALID | ANOMALY_05000158)
73#endif
74
75#if defined(CONFIG_BF561)
Aubrey Li7b7e30a2007-04-05 18:33:04 +080076#define page_descriptor_table_size (CONFIG_MEM_SIZE/4 + 1 + 4) /* SDRAM +L1 + ASYNC_Memory */
Aubrey.Li3f0606a2007-03-09 13:38:44 +080077#else
Aubrey Li7b7e30a2007-04-05 18:33:04 +080078#define page_descriptor_table_size (CONFIG_MEM_SIZE/4 + 2) /* SDRAM + L1 + ASYNC_Memory */
Aubrey.Li3f0606a2007-03-09 13:38:44 +080079#endif
80#endif /* _CPLB_H */