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add fpu status set

This commit is contained in:
Wang_Weigen 2021-12-20 15:42:24 +08:00
parent cb8c68659c
commit 36f2ebbf95
1 changed files with 1 additions and 1 deletions
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2
Ubiquitous/XiUOS/arch/risc-v/shared/riscv64_switch.c
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@ -24,7 +24,7 @@ void __attribute__((naked)) SwitchKTaskContextExit()
asm volatile ("mv a0, sp");
asm volatile ("jal RestoreMstatus");
#else
asm volatile ("li t0, 0x00001800");
asm volatile ("li t0, 0x00007800");
asm volatile ("csrw mstatus, t0");
asm volatile (LoadDS " a0, 2 * " RegLengthS "(sp)");
asm volatile ("csrs mstatus, a0");