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nios2: enlarge the code relocation range 

As we will use u-boot-dtb.bin, the code relocation range
should be adjusted to accommodate the additional dtb.
It might be overkilled to look into dtb header to find the
dtb size, so we will simply use CONFIG_SYS_MONITOR_LEN.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
This commit is contained in:
Thomas Chou 2015-09-04 16:39:16 +08:00
parent 4192b8c358
commit e900298ea4
1 changed files with 3 additions and 2 deletions
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5
arch/nios2/cpu/start.S
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@ -73,8 +73,9 @@ _cur: movhi r5, %hi(_cur - _start)
ori r5, r5, %lo(_start) /* r5 <- linked _start */
beq r4, r5, 3f
movhi r6, %hi(_edata)
ori r6, r6, %lo(_edata)
movhi r6, %hi(CONFIG_SYS_MONITOR_LEN)
ori r6, r6, %lo(CONFIG_SYS_MONITOR_LEN)
add r6, r6, r5
2: ldwio r7, 0(r4)
addi r4, r4, 4
stwio r7, 0(r5)