CONFIG_NUM_IRQ_PRIO_BITS

Cortex-M chips can implement up to 8 bits of interrupt priorities, for a maximum of 256 priorities. Most chips implement fewer than 8.

The platform must define the correct value.

Symbol:

NUM_IRQ_PRIO_BITS
Type:

int
Value:

“”
User value:

(no user value)
Visibility:

“n”
Is choice item:

false
Is defined:

true
Is from env.:

false
Is special:

false
Prompts:

(no prompts)
Default values:
  • 3 (value: “n”)
  • Condition: (none)
  • 4 (value: “n”)
  • Condition: (none)
  • 3 (value: “n”)
  • Condition: (none)
Selects:

(no selects)
Reverse (select-related) dependencies:
 

(no reverse dependencies)
Additional dependencies from enclosing menus and ifs:
 

SOC_TI_LM3S6965 && ARM (value: “n”)
Locations:
  • ../arch/arm/core/cortex_m/Kconfig:64
  • ../arch/arm/soc/atmel_sam3/Kconfig:29
  • ../arch/arm/soc/fsl_frdm_k64f/Kconfig:29
  • ../arch/arm/soc/ti_lm3s6965/Kconfig:29