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update readmes and fix compilation for Keil/AC5

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This commit is contained in:
Scott Larson
2021-03-05 14:52:53 -08:00
parent 10a7932b9d
commit c8ed70019e
29 changed files with 87 additions and 21 deletions
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3
ports/cortex_m4/ac5/readme_threadx.txt
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@@ -199,6 +199,9 @@ 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:
03-02-2021 The following files were changed/added for version 6.1.5:
tx_thread_schedule.s Added low power feature
09-30-2020 Initial ThreadX 6.1 version for Cortex-M4 using AC5 tools.

6
ports/cortex_m4/ac5/src/tx_thread_schedule.s
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@@ -245,19 +245,19 @@ __tx_ts_wait
STR r1, [r0] ; Store it in the current pointer
CBNZ r1, __tx_ts_ready ; If non-NULL, a new thread is ready!
IF:DEF:TX_LOW_POWER
IF :DEF:TX_LOW_POWER
PUSH {r0-r3}
BL tx_low_power_enter ; Possibly enter low power mode
POP {r0-r3}
ENDIF
IF:DEF:TX_ENABLE_WFI
IF :DEF:TX_ENABLE_WFI
DSB ; Ensure no outstanding memory transactions
WFI ; Wait for interrupt
ISB ; Ensure pipeline is flushed
ENDIF
IF:DEF:TX_LOW_POWER
IF :DEF:TX_LOW_POWER
PUSH {r0-r3}
BL tx_low_power_exit ; Exit low power mode
POP {r0-r3}