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firmware: use _fw_start for load address

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The previous code uses _start as the load address, this default .entry is
the first segment, using _fw_start does not need to make this assumption.

Signed-off-by: Xiang W <wxjstz@126.com>
Reviewed-by: Anup Patel <anup.patel@wdc.com>
This commit is contained in:
Xiang W
2021-07-14 15:14:39 +08:00
committed by Anup Patel
parent 989039117f
commit 74db0acbe5
2 changed files with 4 additions and 4 deletions
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6
firmware/fw_base.S
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@@ -65,14 +65,14 @@ _try_lottery:
/* Save load address */
lla t0, _load_start
lla t1, _start
lla t1, _fw_start
REG_S t1, 0(t0)
#ifdef FW_PIC
/* relocate the global table content */
lla t0, _link_start
REG_L t0, 0(t0)
/* t1 shall has the address of _start */
/* t1 shall has the address of _fw_start */
sub t2, t1, t0
lla t3, _runtime_offset
REG_S t2, (t3)
@@ -172,7 +172,7 @@ _relocate_copy_to_upper_loop:
blt t0, t1, _relocate_copy_to_upper_loop
jr t4
_wait_relocate_copy_done:
lla t0, _start
lla t0, _fw_start
lla t1, _link_start
REG_L t1, 0(t1)
beq t0, t1, _wait_for_boot_hart