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bsp/qoriq: Set M and G bits in ENTRY_DEV_CACHED()

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Set M and G MMU attribute bits in ENTRY_DEV_CACHED().
This commit is contained in:
Sebastian Huber
2016-04-28 10:19:54 +02:00
parent b4d7d5d52e
commit c70f9d19ee
1 changed files with 10 additions and 1 deletions
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11
c/src/lib/libbsp/powerpc/qoriq/startup/mmu-config.c
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@@ -78,10 +78,19 @@ typedef struct {
.mas7 = QORIQ_MMU_DEVICE_MAS7 \ .mas7 = QORIQ_MMU_DEVICE_MAS7 \
} }
/*
* MMU entry for BMan and QMan software portals.
*
* The M bit must be set if stashing is used, see 3.3.8.6 DQRR Entry Stashing
* and 3.3.8 Software Portals in T4240DPAARM.
*
* The G bit must be set, otherwise ECC errors in the QMan software portals
* will occur. No documentation reference for this is available.
*/
#define ENTRY_DEV_CACHED(b, s) { \ #define ENTRY_DEV_CACHED(b, s) { \
.begin = (uint32_t) b, \ .begin = (uint32_t) b, \
.size = (uint32_t) s, \ .size = (uint32_t) s, \
.mas2 = 0, \ .mas2 = FSL_EIS_MAS2_M | FSL_EIS_MAS2_G, \
.mas3 = FSL_EIS_MAS3_SR | FSL_EIS_MAS3_SW, \ .mas3 = FSL_EIS_MAS3_SR | FSL_EIS_MAS3_SW, \
.mas7 = QORIQ_MMU_DEVICE_MAS7 \ .mas7 = QORIQ_MMU_DEVICE_MAS7 \
} }