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Release 6.1.11

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This commit is contained in:
Yuxin Zhou
2022-04-20 05:07:02 +00:00
parent f851772ce0
commit cef9cb22a5
784 changed files with 57616 additions and 101103 deletions
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1033
ports/cortex_m4/gnu/src/tx_misra.S Normal file
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42
ports/cortex_m4/gnu/src/tx_thread_schedule.S
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@@ -37,7 +37,7 @@
/* FUNCTION RELEASE */
/* */
/* _tx_thread_schedule Cortex-M4/GNU */
/* 6.1.10 */
/* 6.1.11 */
/* AUTHOR */
/* */
/* Scott Larson, Microsoft Corporation */
@@ -72,6 +72,8 @@
/* 06-02-2021 Scott Larson Initial Version 6.1.7 */
/* 01-31-2022 Scott Larson Fixed predefined macro name, */
/* resulting in version 6.1.10 */
/* 04-25-2022 Scott Larson Added BASEPRI support, */
/* resulting in version 6.1.11 */
/* */
/**************************************************************************/
// VOID _tx_thread_schedule(VOID)
@@ -131,12 +133,22 @@ __tx_ts_handler:
#if (defined(TX_ENABLE_EXECUTION_CHANGE_NOTIFY) || defined(TX_EXECUTION_PROFILE_ENABLE))
/* Call the thread exit function to indicate the thread is no longer executing. */
#ifdef TX_PORT_USE_BASEPRI
LDR r1, =TX_PORT_BASEPRI // Mask interrupt priorities =< TX_PORT_BASEPRI
MSR BASEPRI, r1
#else
CPSID i // Disable interrupts
#endif /* TX_PORT_USE_BASEPRI */
PUSH {r0, lr} // Save LR (and r0 just for alignment)
BL _tx_execution_thread_exit // Call the thread exit function
POP {r0, lr} // Recover LR
#ifdef TX_PORT_USE_BASEPRI
MOV r0, 0 // Disable BASEPRI masking (enable interrupts)
MSR BASEPRI, r0
#else
CPSIE i // Enable interrupts
#endif
#endif /* TX_PORT_USE_BASEPRI */
#endif /* EXECUTION PROFILE */
LDR r0, =_tx_thread_current_ptr // Build current thread pointer address
LDR r2, =_tx_thread_execute_ptr // Build execute thread pointer address
@@ -181,14 +193,24 @@ __tx_ts_new:
/* Now we are looking for a new thread to execute! */
#ifdef TX_PORT_USE_BASEPRI
LDR r1, =TX_PORT_BASEPRI // Mask interrupt priorities =< TX_PORT_BASEPRI
MSR BASEPRI, r1
#else
CPSID i // Disable interrupts
#endif
LDR r1, [r2] // Is there another thread ready to execute?
CBZ r1, __tx_ts_wait // No, skip to the wait processing
/* Yes, another thread is ready for else, make the current thread the new thread. */
STR r1, [r0] // Setup the current thread pointer to the new thread
#ifdef TX_PORT_USE_BASEPRI
MOV r4, #0 // Disable BASEPRI masking (enable interrupts)
MSR BASEPRI, r4
#else
CPSIE i // Enable interrupts
#endif
/* Increment the thread run count. */
@@ -232,7 +254,12 @@ _skip_vfp_restore:
are disabled to allow use of WFI for waiting for a thread to arrive. */
__tx_ts_wait:
#ifdef TX_PORT_USE_BASEPRI
LDR r1, =TX_PORT_BASEPRI // Mask interrupt priorities =< TX_PORT_BASEPRI
MSR BASEPRI, r1
#else
CPSID i // Disable interrupts
#endif
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!
@@ -255,7 +282,12 @@ __tx_ts_wait:
POP {r0-r3}
#endif
#ifdef TX_PORT_USE_BASEPRI
MOV r4, #0 // Disable BASEPRI masking (enable interrupts)
MSR BASEPRI, r4
#else
CPSIE i // Enable interrupts
#endif
B __tx_ts_wait // Loop to continue waiting
/* At this point, we have a new thread ready to go. Clear any newly pended PendSV - since we are
@@ -267,8 +299,12 @@ __tx_ts_ready:
STR r7, [r8, #0xD04] // Clear any PendSV
/* Re-enable interrupts and restore new thread. */
#ifdef TX_PORT_USE_BASEPRI
MOV r4, #0 // Disable BASEPRI masking (enable interrupts)
MSR BASEPRI, r4
#else
CPSIE i // Enable interrupts
#endif
B __tx_ts_restore // Restore the thread
// }