patrick/zephyr
1
0
Fork 0
Code Issues Pull requests Actions 8 Packages Projects Releases Wiki Activity

arch: common: multilevel irq: verify interrupt level bits configuration

Browse source 
Add `BUILD_ASSERT`s to make sure that the interrupt bits
allocated to each levels are enough to cover the number of
IRQs in each respective level.

Signed-off-by: Yong Cong Sin <ycsin@meta.com>
This commit is contained in:
Yong Cong Sin 2023-11-21 15:51:42 +08:00 committed by Chris Friedt
parent 2e37da45e5
commit 9bfe6efbb5
1 changed files with 8 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
arch/common/multilevel_irq.c
View file

@ -11,6 +11,10 @@
#include <zephyr/sys/__assert.h>
#include <zephyr/sys/util.h>
BUILD_ASSERT((CONFIG_NUM_2ND_LEVEL_AGGREGATORS * CONFIG_MAX_IRQ_PER_AGGREGATOR) <=
BIT(CONFIG_2ND_LEVEL_INTERRUPT_BITS),
"L2 bits not enough to cover the number of L2 IRQs");
/*
* Insert code if the node_id is an interrupt controller
*/
@ -58,6 +62,10 @@ const struct _irq_parent_entry _lvl2_irq_list[CONFIG_NUM_2ND_LEVEL_AGGREGATORS]
#ifdef CONFIG_3RD_LEVEL_INTERRUPTS
BUILD_ASSERT((CONFIG_NUM_3RD_LEVEL_AGGREGATORS * CONFIG_MAX_IRQ_PER_AGGREGATOR) <=
BIT(CONFIG_3RD_LEVEL_INTERRUPT_BITS),
"L3 bits not enough to cover the number of L3 IRQs");
#define CAT_3RD_LVL_LIST(i, base) \
INIT_IRQ_PARENT_OFFSET(INTC_DT_IRQN_GET(CONFIG_3RD_LVL_INTR_0##i##_OFFSET), \
CONFIG_3RD_LVL_INTR_0##i##_OFFSET, IRQ_INDEX_TO_OFFSET(i, base))