Changeset bad1f53 in mainline for kernel/arch/arm32/include/cp15.h


Ignore:
Timestamp:
2013-01-19T16:35:17Z (13 years ago)
Author:
Jan Vesely <jano.vesely@…>
Branches:
lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
Children:
827aae5
Parents:
5fcd537
Message:

arm32: Detect caches on armv7

File:
1 edited

Legend:

Unmodified
Added
Removed
  • kernel/arch/arm32/include/cp15.h

    r5fcd537 rbad1f53  
    104104CONTROL_REG_GEN_READ(ID_ISAR5, c0, 0, c2, 5);
    105105
     106enum {
     107        CCSIDR_WT_FLAG = 1 << 31,
     108        CCSIDR_WB_FLAG = 1 << 30,
     109        CCSIDR_RA_FLAG = 1 << 29,
     110        CCSIDR_WA_FLAG = 1 << 28,
     111        CCSIDR_NUMSETS_MASK = 0x7fff,
     112        CCSIDR_NUMSETS_SHIFT = 13,
     113        CCSIDR_ASSOC_MASK = 0x3ff,
     114        CCSIDR_ASSOC_SHIFT = 3,
     115        CCSIDR_LINESIZE_MASK = 0x7,
     116        CCSIDR_LINESIZE_SHIFT = 0,
     117};
    106118CONTROL_REG_GEN_READ(CCSIDR, c0, 1, c0, 0);
     119
     120enum {
     121        CLIDR_LOUU_MASK = 0x7,
     122        CLIDR_LOUU_SHIFT = 27,
     123        CLIDR_LOC_MASK = 0x7,
     124        CLIDR_LOC_SHIFT = 24,
     125        CLIDR_LOUIS_MASK = 0x7,
     126        CLIDR_LOUIS_SHIFT = 21,
     127        CLIDR_NOCACHE = 0x0,
     128        CLIDR_ICACHE_ONLY = 0x1,
     129        CLIDR_DCACHE_ONLY = 0x2,
     130        CLIDR_SEP_CACHE = 0x3,
     131        CLIDR_UNI_CACHE = 0x4,
     132        CLIDR_CACHE_MASK = 0x7,
     133#define CLIDR_CACHE(level, val)   ((val >> (level - 1) * 3) & CLIDR_CACHE_MASK)
     134};
    107135CONTROL_REG_GEN_READ(CLIDR, c0, 1, c0, 1);
    108136CONTROL_REG_GEN_READ(AIDR, c0, 1, c0, 7); /* Implementation defined or MIDR */
    109137
     138enum {
     139        CCSELR_LEVEL_MASK = 0x7,
     140        CCSELR_LEVEL_SHIFT = 1,
     141        CCSELR_INSTRUCTION_FLAG = 1 << 0,
     142};
    110143CONTROL_REG_GEN_READ(CSSELR, c0, 2, c0, 0);
    111144CONTROL_REG_GEN_WRITE(CSSELR, c0, 2, c0, 0);
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