diff options
Diffstat (limited to 'arch/riscv64/kernel/irq.c')
| -rw-r--r-- | arch/riscv64/kernel/irq.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/riscv64/kernel/irq.c b/arch/riscv64/kernel/irq.c index 964401f..2ef15cc 100644 --- a/arch/riscv64/kernel/irq.c +++ b/arch/riscv64/kernel/irq.c @@ -41,12 +41,13 @@ stat_t deactivate_irq(irq_t id) /* very simple for now */ void enable_irqs() { - csr_set(CSR_SSTATUS, CSR_SIE); + /* should be supervisor external interrupt */ + csr_set(CSR_SIE, 1 << 9); } void disable_irqs() { - csr_clear(CSR_SSTATUS, CSR_SIE); + csr_clear(CSR_SIE, 1 << 9); } irq_t get_irq() @@ -71,9 +72,10 @@ static void riscv_unknown_interrupt(long id) * * @param id ID of interrupt, with interrupt bit still set. */ -void riscv_handle_interrupt(long id) +void riscv_handle_interrupt(unsigned long id) { - id = -id; + /* clear leading one */ + id = (id << 1) >> 1; switch (id) { /* I think */ |