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drivers: intc: plic: Fix memory-mapped register offset calculation

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Previously, the PLIC's registers were accessed through uint32_t *,
so all calculated offsets were effectively multiplied by
sizeof(uint32_t). Do the same manuallly now that we have
mem_addr_t/sys_read32.

Signed-off-by: Piotr Wojnarowski <pwojnarowski@antmicro.com>
This commit is contained in:
Piotr Wojnarowski 2023-11-16 16:18:11 +01:00 committed by Carles Cufí
parent 3ef34ff6d1
commit 3afe238926
1 changed files with 7 additions and 2 deletions
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9
drivers/interrupt_controller/intc_plic.c
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@ -59,16 +59,21 @@ struct plic_config {
static uint32_t save_irq;
static const struct device *save_dev;
static inline uint32_t local_irq_to_reg_offset(uint32_t local_irq)
static inline uint32_t local_irq_to_reg_index(uint32_t local_irq)
{
return local_irq >> LOG2(PLIC_REG_SIZE);
}
static inline uint32_t local_irq_to_reg_offset(uint32_t local_irq)
{
return local_irq_to_reg_index(local_irq) * sizeof(uint32_t);
}
static inline uint32_t get_plic_enabled_size(const struct device *dev)
{
const struct plic_config *config = dev->config;
return local_irq_to_reg_offset(config->num_irqs) + 1;
return local_irq_to_reg_index(config->num_irqs) + 1;
}
static inline mem_addr_t get_claim_complete_addr(const struct device *dev)