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Diffstat (limited to 'src/arch/riscv/ramstage.S')
| -rw-r--r-- | src/arch/riscv/ramstage.S | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/arch/riscv/ramstage.S b/src/arch/riscv/ramstage.S index 28183e50e0..2468c231bc 100644 --- a/src/arch/riscv/ramstage.S +++ b/src/arch/riscv/ramstage.S @@ -20,6 +20,13 @@ .section ".text._start", "ax", %progbits .globl _start _start: + /* cbmem_top is passed via a2 */ + la t0, _cbmem_top_ptr +#if __riscv_xlen == 32 + sw a2, (t0) +#elif __riscv_xlen == 64 + sd a2, (t0) +#endif # initialize stack point for each hart # and the stack must be page-aligned. # 0xDEADBEEF used to check stack overflow |