diff options
Diffstat (limited to 'arch/riscv/lib/andes_plic.c')
| -rw-r--r-- | arch/riscv/lib/andes_plic.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/riscv/lib/andes_plic.c b/arch/riscv/lib/andes_plic.c index 42394b9b6e1..3868569a65a 100644 --- a/arch/riscv/lib/andes_plic.c +++ b/arch/riscv/lib/andes_plic.c @@ -117,6 +117,17 @@ int riscv_clear_ipi(int hart) return 0; } +int riscv_get_ipi(int hart, int *pending) +{ + PLIC_BASE_GET(); + + *pending = readl((void __iomem *)PENDING_REG(gd->arch.plic, + gd->arch.boot_hart)); + *pending = !!(*pending & SEND_IPI_TO_HART(hart)); + + return 0; +} + static const struct udevice_id andes_plic_ids[] = { { .compatible = "riscv,plic1", .data = RISCV_SYSCON_PLIC }, { } |