Release 6.1.5
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@@ -30,6 +30,10 @@
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IMPORT _tx_execution_thread_enter
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IMPORT _tx_execution_thread_exit
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ENDIF
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IF :DEF:TX_LOW_POWER
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IMPORT tx_low_power_enter
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IMPORT tx_low_power_exit
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ENDIF
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;
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;
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AREA ||.text||, CODE, READONLY
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@@ -39,7 +43,7 @@
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;/* FUNCTION RELEASE */
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;/* */
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;/* _tx_thread_schedule Cortex-M4/AC5 */
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;/* 6.1 */
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;/* 6.1.5 */
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;/* AUTHOR */
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;/* */
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;/* William E. Lamie, Microsoft Corporation */
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@@ -72,7 +76,10 @@
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;/* */
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;/* DATE NAME DESCRIPTION */
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;/* */
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;/* 09-30-2020 William E. Lamie Initial Version 6.1 */
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;/* 09-30-2020 William E. Lamie Initial Version 6.1 */
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;/* 03-02-2021 Scott Larson Modified comment(s), add */
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;/* low power code, */
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;/* resulting in version 6.1.5 */
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;/* */
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;/**************************************************************************/
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;VOID _tx_thread_schedule(VOID)
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@@ -237,11 +244,25 @@ __tx_ts_wait
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LDR r1, [r2] ; Pickup the next thread to execute pointer
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STR r1, [r0] ; Store it in the current pointer
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CBNZ r1, __tx_ts_ready ; If non-NULL, a new thread is ready!
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IF :DEF:TX_ENABLE_WFI
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IF:DEF:TX_LOW_POWER
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PUSH {r0-r3}
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BL tx_low_power_enter ; Possibly enter low power mode
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POP {r0-r3}
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ENDIF
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IF:DEF:TX_ENABLE_WFI
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DSB ; Ensure no outstanding memory transactions
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WFI ; Wait for interrupt
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ISB ; Ensure pipeline is flushed
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ENDIF
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IF:DEF:TX_LOW_POWER
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PUSH {r0-r3}
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BL tx_low_power_exit ; Exit low power mode
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POP {r0-r3}
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ENDIF
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CPSIE i ; Enable interrupts
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B __tx_ts_wait ; Loop to continue waiting
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;
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