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-rw-r--r--arch/blackfin/mm/isram-driver.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/blackfin/mm/isram-driver.c b/arch/blackfin/mm/isram-driver.c
index 02eaaa641d4..beb1a608824 100644
--- a/arch/blackfin/mm/isram-driver.c
+++ b/arch/blackfin/mm/isram-driver.c
@@ -53,10 +53,12 @@ static DEFINE_SPINLOCK(dtest_lock);
#define IADDR2DTEST(x) \
({ unsigned long __addr = (unsigned long)(x); \
(__addr & 0x47F8) | /* address bits 14 & 10:3 */ \
+ (__addr & 0x8000) << 23 | /* Bank A/B */ \
(__addr & 0x0800) << 15 | /* address bit 11 */ \
- (__addr & 0x3000) << 4 | /* address bits 13:12 */ \
- (__addr & 0x8000) << 8 | /* address bit 15 */ \
- (0x1000004); /* isram access */ \
+ (__addr & 0x3000) << 4 | /* address bits 13:12 */ \
+ (__addr & 0x8000) << 8 | /* address bit 15 */ \
+ (0x1000000) | /* instruction access = 1 */ \
+ (0x4); /* data array = 1 */ \
})
/* Takes a pointer, and returns the offset (in bits) which things should be shifted */
@@ -73,7 +75,7 @@ static void isram_write(const void *addr, uint64_t data)
if (addr >= (void *)(L1_CODE_START + L1_CODE_LENGTH))
return;
- cmd = IADDR2DTEST(addr) | 1; /* write */
+ cmd = IADDR2DTEST(addr) | 2; /* write */
/*
* Writes to DTEST_DATA[0:1] need to be atomic with write to DTEST_COMMAND