diff options
Diffstat (limited to 'ports/cortex_m33/gnu')
| -rw-r--r-- | ports/cortex_m33/gnu/inc/tx_port.h | 4 | ||||
| -rw-r--r-- | ports/cortex_m33/gnu/readme_threadx.txt | 7 | ||||
| -rw-r--r-- | ports/cortex_m33/gnu/src/tx_thread_schedule.S | 19 |
3 files changed, 27 insertions, 3 deletions
diff --git a/ports/cortex_m33/gnu/inc/tx_port.h b/ports/cortex_m33/gnu/inc/tx_port.h index 4bfb27e3..653be90e 100644 --- a/ports/cortex_m33/gnu/inc/tx_port.h +++ b/ports/cortex_m33/gnu/inc/tx_port.h @@ -546,7 +546,7 @@ unsigned int interrupt_save; } -#define TX_INTERRUPT_SAVE_AREA unsigned int interrupt_save; +#define TX_INTERRUPT_SAVE_AREA UINT interrupt_save; #define TX_DISABLE interrupt_save = __disable_interrupts(); #define TX_RESTORE __restore_interrupts(interrupt_save); @@ -559,7 +559,7 @@ unsigned int interrupt_save; #else -#define TX_INTERRUPT_SAVE_AREA unsigned int interrupt_save; +#define TX_INTERRUPT_SAVE_AREA UINT interrupt_save; #define TX_DISABLE interrupt_save = _tx_thread_interrupt_control(TX_INT_DISABLE); #define TX_RESTORE _tx_thread_interrupt_control(interrupt_save); diff --git a/ports/cortex_m33/gnu/readme_threadx.txt b/ports/cortex_m33/gnu/readme_threadx.txt index 72f6e25e..51ab47f0 100644 --- a/ports/cortex_m33/gnu/readme_threadx.txt +++ b/ports/cortex_m33/gnu/readme_threadx.txt @@ -188,6 +188,13 @@ For generic code revision information, please refer to the readme_threadx_generi file, which is included in your distribution. The following details the revision information associated with this specific port of ThreadX: +04-02-2021 Release 6.1.6 changes: + tx_port.h Updated macro definition + tx_thread_schedule.s Added low power support + +03-02-2021 The following files were changed/added for version 6.1.5: + tx_port.h Added ULONG64_DEFINED + 09-30-2020 Initial ThreadX 6.1 version for Cortex-M33 using GNU tools. diff --git a/ports/cortex_m33/gnu/src/tx_thread_schedule.S b/ports/cortex_m33/gnu/src/tx_thread_schedule.S index 59717066..e88d6897 100644 --- a/ports/cortex_m33/gnu/src/tx_thread_schedule.S +++ b/ports/cortex_m33/gnu/src/tx_thread_schedule.S @@ -26,7 +26,7 @@ /* FUNCTION RELEASE */ /* */ /* _tx_thread_schedule Cortex-M33/GNU */ -/* 6.1 */ +/* 6.1.6 */ /* AUTHOR */ /* */ /* Scott Larson, Microsoft Corporation */ @@ -59,6 +59,9 @@ /* DATE NAME DESCRIPTION */ /* */ /* 09-30-2020 Scott Larson Initial Version 6.1 */ +/* 04-02-2021 Scott Larson Modified comment(s), added */ +/* low power code, */ +/* resulting in version 6.1.6 */ /* */ /**************************************************************************/ // VOID _tx_thread_schedule(VOID) @@ -248,11 +251,25 @@ __tx_ts_wait: LDR r1, [r2] // Pickup the next thread to execute pointer STR r1, [r0] // Store it in the current pointer CBNZ r1, __tx_ts_ready // If non-NULL, a new thread is ready! + +#ifdef TX_LOW_POWER + PUSH {r0-r3} + BL tx_low_power_enter // Possibly enter low power mode + POP {r0-r3} +#endif + #ifdef TX_ENABLE_WFI DSB // Ensure no outstanding memory transactions WFI // Wait for interrupt ISB // Ensure pipeline is flushed #endif + +#ifdef TX_LOW_POWER + PUSH {r0-r3} + BL tx_low_power_exit // Exit low power mode + POP {r0-r3} +#endif + CPSIE i // Enable interrupts B __tx_ts_wait // Loop to continue waiting |