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riscv: Use generated number for max irqs

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This reduces an area of duplication of defining constant values

Signed-off-by: Jesse Millwood <jesse.millwood@dornerworks.com>
This commit is contained in:
Jesse Millwood 2020-09-15 08:03:49 -04:00 committed by Gerwin Klein
parent be2803cbc9
commit 721a685aed
1 changed files with 2 additions and 2 deletions
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4
include/drivers/irq/riscv_plic0.h
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@ -36,18 +36,18 @@
#define PLIC_THRES_PER_CONTEXT 0x1000
#define PLIC_THRES_CLAIM 0x4
#define PLIC_NUM_INTERRUPTS PLIC_MAX_IRQ
#ifdef CONFIG_PLAT_HIFIVE
/* SiFive U54-MC has 5 cores, and the first core does not
* have supervisor mode. Therefore, we need to compensate
* for the addresses.
*/
#define PLIC_NUM_INTERRUPTS 53
#define PLAT_PLIC_THRES_ADJUST(x) ((x) - PLIC_THRES_PER_CONTEXT)
#define PLAT_PLIC_EN_ADJUST(x) ((x) - PLIC_EN_PER_CONTEXT)
#else
#define PLIC_NUM_INTERRUPTS 511
#define PLAT_PLIC_THRES_ADJUST(x) (x)
#define PLAT_PLIC_EN_ADJUST(x) (x)