cpu/rocket: naturally align data defined in crt0.S

The startup code accesses this data using sd/ld instructions, which require that the address being accessed is 8-byte aligned. The .dword asm directive does NOT imply any alignment, so we need to force it using the .align directive.
2021-10-04 15:20:29 +02:00 · 2021-10-04 15:20:29 +02:00 · 771897fa37
parent cb6861e1c8
commit 771897fa37
1 changed files with 3 additions and 0 deletions
--- a/litex/soc/cores/cpu/rocket/crt0.S
+++ b/litex/soc/cores/cpu/rocket/crt0.S
@ -112,11 +112,14 @@ inf_loop:
  j inf_loop

 .bss
+  .align 8
 smp_ap_args:
  .dword 0
  .dword 0
  .dword 0
+  .align 8
 smp_ap_target:
  .dword 0
+  .align 8
 smp_ap_ready:
  .dword 0