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Add RP2350 specific values to the exception_number enum #1988

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Merged
kilograham merged 6 commits into from
Oct 17, 2024
Merged

Add RP2350 specific values to the exception_number enum #1988

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798274f
Add RP2350 specific values to the exception_number enum
davexroth Oct 16, 2024
3a706b7
Rename exceptions to match table B1-4 of the Arm v7-M reference manual
davexroth Oct 16, 2024
1b5d796
Remove SECUREFAULT_EXCEPTION as that is only available in Arm-v8
davexroth Oct 16, 2024
b5e9854
Tweak formatting
davexroth Oct 16, 2024
509bf99
Revert "Tweak formatting"
davexroth Oct 16, 2024
1044731
Revert "Remove SECUREFAULT_EXCEPTION as that is only available in Arm…
davexroth Oct 16, 2024
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36 changes: 24 additions & 12 deletions src/rp2_common/hardware_exception/include/hardware/exception.h
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Original file line number Diff line number Diff line change
Expand Up @@ -39,13 +39,19 @@ extern "C" {
*
* On Arm these are vector table indices:
*
* Name | Value | Exception
* ---------------------|-------|-----------------------
* NMI_EXCEPTION | 2 | Non Maskable Interrupt
* HARDFAULT_EXCEPTION | 3 | HardFault
* SVCALL_EXCEPTION | 11 | SV Call
* PENDSV_EXCEPTION | 14 | Pend SV
* SYSTICK_EXCEPTION | 15 | System Tick
* Name | Value | Exception
* ----------------------|-------|-----------------------
* NMI_EXCEPTION | 2 | Non Maskable Interrupt
* HARDFAULT_EXCEPTION | 3 | HardFault
* \if rp2350_specific
* MEMMANAGE_EXCEPTION | 4 | MemManage
* BUSFAULT_EXCEPTION | 5 | BusFault
* USAGEFAULT_EXCEPTION | 6 | UsageFault
* SECUREFAULT_EXCEPTION | 7 | SecureFault
* \endif
* SVCALL_EXCEPTION | 11 | SV Call
* PENDSV_EXCEPTION | 14 | Pend SV
* SYSTICK_EXCEPTION | 15 | System Tick
*
* \if rp2350_specific
* On RISC-V these are exception cause numbers:
Expand Down Expand Up @@ -88,11 +94,17 @@ enum exception_number {
enum exception_number {
// Assigned to VTOR indices
MIN_EXCEPTION_NUM = 2,
NMI_EXCEPTION = 2, ///< Non Maskable Interrupt
HARDFAULT_EXCEPTION = 3, ///< HardFault Interrupt
SVCALL_EXCEPTION = 11, ///< SV Call Interrupt
PENDSV_EXCEPTION = 14, ///< Pend SV Interrupt
SYSTICK_EXCEPTION = 15, ///< System Tick Interrupt
NMI_EXCEPTION = 2, ///< Non Maskable Interrupt
HARDFAULT_EXCEPTION = 3, ///< HardFault Interrupt
#if PICO_RP2350
MEMMANAGE_EXCEPTION = 4, ///< MemManage Interrupt
BUSFAULT_EXCEPTION = 5, ///< BusFault Interrupt
USAGEFAULT_EXCEPTION = 6, ///< UsageFault Interrupt
SECUREFAULT_EXCEPTION = 7, ///< SecureFault Interrupt
#endif
SVCALL_EXCEPTION = 11, ///< SV Call Interrupt
PENDSV_EXCEPTION = 14, ///< Pend SV Interrupt
SYSTICK_EXCEPTION = 15, ///< System Tick Interrupt
MAX_EXCEPTION_NUM = 15
};
#endif
Expand Down
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