diff options
Diffstat (limited to 'ports/arm11/ac5/src/tx_thread_schedule.s')
| -rw-r--r-- | ports/arm11/ac5/src/tx_thread_schedule.s | 70 |
1 files changed, 32 insertions, 38 deletions
diff --git a/ports/arm11/ac5/src/tx_thread_schedule.s b/ports/arm11/ac5/src/tx_thread_schedule.s index 17646482..b8bc01e6 100644 --- a/ports/arm11/ac5/src/tx_thread_schedule.s +++ b/ports/arm11/ac5/src/tx_thread_schedule.s @@ -1,18 +1,18 @@ ;/*************************************************************************** -; * Copyright (c) 2024 Microsoft Corporation -; * +; * Copyright (c) 2024 Microsoft Corporation +; * ; * This program and the accompanying materials are made available under the ; * terms of the MIT License which is available at ; * https://opensource.org/licenses/MIT. -; * +; * ; * SPDX-License-Identifier: MIT ; **************************************************************************/ ; ; ;/**************************************************************************/ ;/**************************************************************************/ -;/** */ -;/** ThreadX Component */ +;/** */ +;/** ThreadX Component */ ;/** */ ;/** Thread */ ;/** */ @@ -47,45 +47,39 @@ ENABLE_INTS EQU 0x80 ; IRQ Interrupts enabled mask ; AREA ||.text||, CODE, READONLY PRESERVE8 -;/**************************************************************************/ -;/* */ -;/* FUNCTION RELEASE */ -;/* */ -;/* _tx_thread_schedule ARM11/AC5 */ +;/**************************************************************************/ +;/* */ +;/* FUNCTION RELEASE */ +;/* */ +;/* _tx_thread_schedule ARM11/AC5 */ ;/* 6.1 */ ;/* AUTHOR */ ;/* */ ;/* William E. Lamie, Microsoft Corporation */ ;/* */ ;/* DESCRIPTION */ -;/* */ -;/* This function waits for a thread control block pointer to appear in */ -;/* the _tx_thread_execute_ptr variable. Once a thread pointer appears */ -;/* in the variable, the corresponding thread is resumed. */ -;/* */ -;/* INPUT */ -;/* */ -;/* None */ -;/* */ -;/* OUTPUT */ -;/* */ +;/* */ +;/* This function waits for a thread control block pointer to appear in */ +;/* the _tx_thread_execute_ptr variable. Once a thread pointer appears */ +;/* in the variable, the corresponding thread is resumed. */ +;/* */ +;/* INPUT */ +;/* */ ;/* None */ -;/* */ -;/* CALLS */ -;/* */ +;/* */ +;/* OUTPUT */ +;/* */ ;/* None */ -;/* */ -;/* CALLED BY */ -;/* */ -;/* _tx_initialize_kernel_enter ThreadX entry function */ -;/* _tx_thread_system_return Return to system from thread */ -;/* _tx_thread_context_restore Restore thread's context */ -;/* */ -;/* RELEASE HISTORY */ -;/* */ -;/* DATE NAME DESCRIPTION */ ;/* */ -;/* 09-30-2020 William E. Lamie Initial Version 6.1 */ +;/* CALLS */ +;/* */ +;/* None */ +;/* */ +;/* CALLED BY */ +;/* */ +;/* _tx_initialize_kernel_enter ThreadX entry function */ +;/* _tx_thread_system_return Return to system from thread */ +;/* _tx_thread_context_restore Restore thread's context */ ;/* */ ;/**************************************************************************/ ;VOID _tx_thread_schedule(VOID) @@ -112,7 +106,7 @@ __tx_thread_schedule_loop ; ; } ; while(_tx_thread_execute_ptr == TX_NULL); -; +; ; /* Yes! We have a thread to execute. Lockout interrupts and ; transfer control to it. */ ; @@ -121,7 +115,7 @@ __tx_thread_schedule_loop ; /* Setup the current thread pointer. */ ; _tx_thread_current_ptr = _tx_thread_execute_ptr; ; - LDR r1, =_tx_thread_current_ptr ; Pickup address of current thread + LDR r1, =_tx_thread_current_ptr ; Pickup address of current thread STR r0, [r1, #0] ; Setup current thread pointer ; ; /* Increment the run count for this thread. */ @@ -135,7 +129,7 @@ __tx_thread_schedule_loop ; /* Setup time-slice, if present. */ ; _tx_timer_time_slice = _tx_thread_current_ptr -> tx_thread_time_slice; ; - LDR r2, =_tx_timer_time_slice ; Pickup address of time slice + LDR r2, =_tx_timer_time_slice ; Pickup address of time slice ; variable LDR sp, [r0, #8] ; Switch stack pointers STR r3, [r2, #0] ; Setup time-slice |