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| author | Andrew Waterman <andrew@sifive.com> | 2021-09-20 15:13:12 -0700 |
|---|---|---|
| committer | Andrew Waterman <andrew@sifive.com> | 2021-09-20 15:13:12 -0700 |
| commit | b7ee9734776123c34a8c0d37fa981169521614ad (patch) | |
| tree | 8b62712ba17f56669fd07dddd0fcd86127fb15b8 | |
| parent | 7ae86fb97b792586493255f935f2f12ff068b13f (diff) | |
| download | riscv-pk-b7ee9734776123c34a8c0d37fa981169521614ad.zip riscv-pk-b7ee9734776123c34a8c0d37fa981169521614ad.tar.gz riscv-pk-b7ee9734776123c34a8c0d37fa981169521614ad.tar.bz2 | |
Fix fcsr save slot address calculation
h/t @jrtc27
| -rw-r--r-- | machine/minit.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/machine/minit.c b/machine/minit.c index 16cd912..8e3bdb9 100644 --- a/machine/minit.c +++ b/machine/minit.c @@ -243,7 +243,7 @@ void enter_supervisor_mode(void (*fn)(uintptr_t), uintptr_t arg0, uintptr_t arg1 write_csr(mstatus, mstatus); write_csr(mscratch, MACHINE_STACK_TOP() - MENTRY_FRAME_SIZE); #ifndef __riscv_flen - uintptr_t *p_fcsr = (uintptr_t*)MACHINE_STACK_TOP() - MENTRY_FRAME_SIZE; // the x0's save slot + uintptr_t *p_fcsr = (uintptr_t*)(MACHINE_STACK_TOP() - MENTRY_FRAME_SIZE); // the x0's save slot *p_fcsr = 0; #endif write_csr(mepc, fn); |