bsp: fomu: update

Signed-off-by: Sean Cross <sean@xobs.io>
2019-10-14 11:30:05 +08:00
parent 470d827f13
commit ef07427e06
3 changed files with 98 additions and 54 deletions
@@ -57,13 +57,13 @@ trap_entry:


 crt_init:
-  la sp, _fstack + 4
+  la sp, _estack - 4
  la a0, trap_entry
  csrw mtvec, a0

 bss_init:
-  la a0, _fbss
-  la a1, _ebss
+  la a0, _sbss
+  la a1, _ebss + 4
 bss_loop:
  beq a0,a1,bss_done
  sw zero,0(a0)
@@ -72,13 +72,13 @@ bss_loop:
 bss_done:

  /* Load DATA */
-  la t0, _erodata
-  la t1, _fdata
-  la t2, _edata
+  la t0, _etext
+  la t1, _srelocate
+  la t2, _erelocate + 4
 3:
  lw t3, 0(t0)
  sw t3, 0(t1)
-  /* _edata is aligned to 16 bytes. Use word-xfers. */
+  /* _edata is aligned to 4 bytes. Use word-xfers. */
  addi t0, t0, 4
  addi t1, t1, 4
  bltu t1, t2, 3b