update readmes and fix compilation for Keil/AC5

29 files changed, 87 insertions, 21 deletions

diff --git a/ports/cortex_m0/ac5/readme_threadx.txt b/ports/cortex_m0/ac5/readme_threadx.txt
index 09f9cd83..341d07e5 100644
--- a/ports/cortex_m0/ac5/readme_threadx.txt
+++ b/ports/cortex_m0/ac5/readme_threadx.txt
@@ -133,6 +133,9 @@ 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-M0 using AC5 tools.
 
 
diff --git a/ports/cortex_m0/ac5/src/tx_thread_schedule.s b/ports/cortex_m0/ac5/src/tx_thread_schedule.s
index 18b8d6ab..93f37635 100644
--- a/ports/cortex_m0/ac5/src/tx_thread_schedule.s
+++ b/ports/cortex_m0/ac5/src/tx_thread_schedule.s
@@ -247,19 +247,19 @@ __tx_ts_wait
     STR     r1, [r0]                                ; Store it in the current pointer
     CMP     r1, #0                                  ; If non-NULL, a new thread is ready!
     BNE     __tx_ts_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}
diff --git a/ports/cortex_m0/ac6/readme_threadx.txt b/ports/cortex_m0/ac6/readme_threadx.txt
index 5cd3eb05..0cd9b4b7 100644
--- a/ports/cortex_m0/ac6/readme_threadx.txt
+++ b/ports/cortex_m0/ac6/readme_threadx.txt
@@ -148,6 +148,9 @@ 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-M0 using AC6 tools.
 
 
diff --git a/ports/cortex_m0/gnu/readme_threadx.txt b/ports/cortex_m0/gnu/readme_threadx.txt
index b3eef8d0..cee11aac 100644
--- a/ports/cortex_m0/gnu/readme_threadx.txt
+++ b/ports/cortex_m0/gnu/readme_threadx.txt
@@ -145,6 +145,9 @@ 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  ThreadX update of Cortex-M0/GNU port. The following files were 
             changed/added for port specific version 6.1:
 
diff --git a/ports/cortex_m0/iar/readme_threadx.txt b/ports/cortex_m0/iar/readme_threadx.txt
index 2be2813d..f3eb001d 100644
--- a/ports/cortex_m0/iar/readme_threadx.txt
+++ b/ports/cortex_m0/iar/readme_threadx.txt
@@ -148,6 +148,9 @@ 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 version 6.1 for Cortex-M0 using IAR's ARM tools.
 
 
diff --git a/ports/cortex_m0/keil/readme_threadx.txt b/ports/cortex_m0/keil/readme_threadx.txt
index 44075b3a..ec9295a9 100644
--- a/ports/cortex_m0/keil/readme_threadx.txt
+++ b/ports/cortex_m0/keil/readme_threadx.txt
@@ -139,6 +139,9 @@ 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-M0 using Keil tools.
 
 
diff --git a/ports/cortex_m0/keil/src/tx_thread_schedule.s b/ports/cortex_m0/keil/src/tx_thread_schedule.s
index 7eb7451e..b09972b1 100644
--- a/ports/cortex_m0/keil/src/tx_thread_schedule.s
+++ b/ports/cortex_m0/keil/src/tx_thread_schedule.s
@@ -249,19 +249,19 @@ __tx_ts_wait
     CMP     r1, #0                                  ; If non-NULL, a new thread is ready!
     BNE     __tx_ts_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}
diff --git a/ports/cortex_m3/ac5/readme_threadx.txt b/ports/cortex_m3/ac5/readme_threadx.txt
index 43e0057b..8b76305b 100644
--- a/ports/cortex_m3/ac5/readme_threadx.txt
+++ b/ports/cortex_m3/ac5/readme_threadx.txt
@@ -135,6 +135,9 @@ 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-M3 using AC5 tools.
 
 
diff --git a/ports/cortex_m3/ac5/src/tx_thread_schedule.s b/ports/cortex_m3/ac5/src/tx_thread_schedule.s
index 82158967..b8bc8478 100644
--- a/ports/cortex_m3/ac5/src/tx_thread_schedule.s
+++ b/ports/cortex_m3/ac5/src/tx_thread_schedule.s
@@ -225,19 +225,19 @@ __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}
diff --git a/ports/cortex_m3/ac6/readme_threadx.txt b/ports/cortex_m3/ac6/readme_threadx.txt
index a9383f96..81f47fb7 100644
--- a/ports/cortex_m3/ac6/readme_threadx.txt
+++ b/ports/cortex_m3/ac6/readme_threadx.txt
@@ -146,6 +146,9 @@ 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-M3 using AC6 tools.
 
 
diff --git a/ports/cortex_m3/ghs/readme_threadx.txt b/ports/cortex_m3/ghs/readme_threadx.txt
index 71dd5083..f401b81e 100644
--- a/ports/cortex_m3/ghs/readme_threadx.txt
+++ b/ports/cortex_m3/ghs/readme_threadx.txt
@@ -148,6 +148,9 @@ 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
+
 05/19/2020  Initial ThreadX version of Cortex-M3/Green Hills port. 
 
 
diff --git a/ports/cortex_m3/gnu/readme_threadx.txt b/ports/cortex_m3/gnu/readme_threadx.txt
index bb4d396b..cc9b14d2 100644
--- a/ports/cortex_m3/gnu/readme_threadx.txt
+++ b/ports/cortex_m3/gnu/readme_threadx.txt
@@ -143,6 +143,9 @@ 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  ThreadX update of Cortex-M3/GNU port. The following files were 
             changed/added for port specific version 6.1:
 
diff --git a/ports/cortex_m3/iar/readme_threadx.txt b/ports/cortex_m3/iar/readme_threadx.txt
index c4b4af32..61eb7b07 100644
--- a/ports/cortex_m3/iar/readme_threadx.txt
+++ b/ports/cortex_m3/iar/readme_threadx.txt
@@ -148,6 +148,9 @@ 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 version 6.1 for Cortex-M3 using IAR's ARM tools.
 
 
diff --git a/ports/cortex_m3/keil/readme_threadx.txt b/ports/cortex_m3/keil/readme_threadx.txt
index 90f7f70a..e7eeabb5 100644
--- a/ports/cortex_m3/keil/readme_threadx.txt
+++ b/ports/cortex_m3/keil/readme_threadx.txt
@@ -142,6 +142,9 @@ 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-M3 using Keil tools.
 
 
diff --git a/ports/cortex_m3/keil/src/tx_thread_schedule.s b/ports/cortex_m3/keil/src/tx_thread_schedule.s
index 405f28f9..63ec2664 100644
--- a/ports/cortex_m3/keil/src/tx_thread_schedule.s
+++ b/ports/cortex_m3/keil/src/tx_thread_schedule.s
@@ -225,19 +225,19 @@ __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}
diff --git a/ports/cortex_m4/ac5/readme_threadx.txt b/ports/cortex_m4/ac5/readme_threadx.txt
index ac83f1ef..5f207167 100644
--- a/ports/cortex_m4/ac5/readme_threadx.txt
+++ b/ports/cortex_m4/ac5/readme_threadx.txt
@@ -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.
 
 
diff --git a/ports/cortex_m4/ac5/src/tx_thread_schedule.s b/ports/cortex_m4/ac5/src/tx_thread_schedule.s
index 29c8f956..0b3888a6 100644
--- a/ports/cortex_m4/ac5/src/tx_thread_schedule.s
+++ b/ports/cortex_m4/ac5/src/tx_thread_schedule.s
@@ -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}
diff --git a/ports/cortex_m4/ac6/readme_threadx.txt b/ports/cortex_m4/ac6/readme_threadx.txt
index a4b76be4..7ae85c86 100644
--- a/ports/cortex_m4/ac6/readme_threadx.txt
+++ b/ports/cortex_m4/ac6/readme_threadx.txt
@@ -211,6 +211,9 @@ 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 AC6 tools.
 
 
diff --git a/ports/cortex_m4/ghs/readme_threadx.txt b/ports/cortex_m4/ghs/readme_threadx.txt
index f17937dd..4fa2dff2 100644
--- a/ports/cortex_m4/ghs/readme_threadx.txt
+++ b/ports/cortex_m4/ghs/readme_threadx.txt
@@ -225,6 +225,9 @@ 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
+
 05/19/2020  Initial ThreadX version of Cortex-M4/Green Hills port. 
 
 
diff --git a/ports/cortex_m4/gnu/readme_threadx.txt b/ports/cortex_m4/gnu/readme_threadx.txt
index dc04f8e1..f3df3a68 100644
--- a/ports/cortex_m4/gnu/readme_threadx.txt
+++ b/ports/cortex_m4/gnu/readme_threadx.txt
@@ -208,6 +208,9 @@ 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  ThreadX update of Cortex-M4/GNU port. The following files were 
             changed/added for port specific version 6.1:
 
diff --git a/ports/cortex_m4/iar/readme_threadx.txt b/ports/cortex_m4/iar/readme_threadx.txt
index fee26deb..13fcc758 100644
--- a/ports/cortex_m4/iar/readme_threadx.txt
+++ b/ports/cortex_m4/iar/readme_threadx.txt
@@ -214,6 +214,9 @@ 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 IAR's ARM tools.
 
 
diff --git a/ports/cortex_m4/keil/readme_threadx.txt b/ports/cortex_m4/keil/readme_threadx.txt
index 74917d18..a35fe950 100644
--- a/ports/cortex_m4/keil/readme_threadx.txt
+++ b/ports/cortex_m4/keil/readme_threadx.txt
@@ -200,6 +200,9 @@ 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 Keil tools.
 
 
diff --git a/ports/cortex_m4/keil/src/tx_thread_schedule.s b/ports/cortex_m4/keil/src/tx_thread_schedule.s
index a0efcbbf..a08a5478 100644
--- a/ports/cortex_m4/keil/src/tx_thread_schedule.s
+++ b/ports/cortex_m4/keil/src/tx_thread_schedule.s
@@ -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}
diff --git a/ports/cortex_m7/ac5/readme_threadx.txt b/ports/cortex_m7/ac5/readme_threadx.txt
index 212fad5c..db1def58 100644
--- a/ports/cortex_m7/ac5/readme_threadx.txt
+++ b/ports/cortex_m7/ac5/readme_threadx.txt
@@ -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-M7 using AC5 tools.
 
 
diff --git a/ports/cortex_m7/ac5/src/tx_thread_schedule.s b/ports/cortex_m7/ac5/src/tx_thread_schedule.s
index 66f9770d..92ef04c9 100644
--- a/ports/cortex_m7/ac5/src/tx_thread_schedule.s
+++ b/ports/cortex_m7/ac5/src/tx_thread_schedule.s
@@ -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}
diff --git a/ports/cortex_m7/ac6/readme_threadx.txt b/ports/cortex_m7/ac6/readme_threadx.txt
index d8dff01a..9fd4abc2 100644
--- a/ports/cortex_m7/ac6/readme_threadx.txt
+++ b/ports/cortex_m7/ac6/readme_threadx.txt
@@ -202,6 +202,9 @@ 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-M7 using AC6 tools.
 
 
diff --git a/ports/cortex_m7/ghs/readme_threadx.txt b/ports/cortex_m7/ghs/readme_threadx.txt
index 853e92db..e90e0d9e 100644
--- a/ports/cortex_m7/ghs/readme_threadx.txt
+++ b/ports/cortex_m7/ghs/readme_threadx.txt
@@ -225,6 +225,9 @@ 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
+
 05/19/2020  Initial ThreadX version of Cortex-M7/Green Hills port. 
 
 
diff --git a/ports/cortex_m7/gnu/readme_threadx.txt b/ports/cortex_m7/gnu/readme_threadx.txt
index cdc66a3e..2afb4d21 100644
--- a/ports/cortex_m7/gnu/readme_threadx.txt
+++ b/ports/cortex_m7/gnu/readme_threadx.txt
@@ -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  ThreadX update of Cortex-M7/GNU port. The following files were 
             changed/added for port specific version 6.1:
 
diff --git a/ports/cortex_m7/iar/readme_threadx.txt b/ports/cortex_m7/iar/readme_threadx.txt
index c35753ca..97a1c926 100644
--- a/ports/cortex_m7/iar/readme_threadx.txt
+++ b/ports/cortex_m7/iar/readme_threadx.txt
@@ -206,6 +206,9 @@ 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 version 6.1 for Cortex-M7 using IAR's ARM tools.