diff options
| author | Yuxin Zhou <[email protected]> | 2021-04-03 01:03:21 +0000 |
|---|---|---|
| committer | Yuxin Zhou <[email protected]> | 2021-04-03 01:03:21 +0000 |
| commit | b12bd44faaca46dbad4b06cb93a8669c6e36e02a (patch) | |
| tree | 033f9c24f940f39d8c4b1b40fcd0d388e80bf317 /ports/arc_em/metaware/src/tx_timer_interrupt.s | |
| parent | 6ffaf848a06ce9dbf8948254ed806ed94ae58305 (diff) | |
Release 6.1.6v6.1.6_rel
Diffstat (limited to 'ports/arc_em/metaware/src/tx_timer_interrupt.s')
| -rw-r--r-- | ports/arc_em/metaware/src/tx_timer_interrupt.s | 93 |
1 files changed, 41 insertions, 52 deletions
diff --git a/ports/arc_em/metaware/src/tx_timer_interrupt.s b/ports/arc_em/metaware/src/tx_timer_interrupt.s index 27141e01..a3aea5eb 100644 --- a/ports/arc_em/metaware/src/tx_timer_interrupt.s +++ b/ports/arc_em/metaware/src/tx_timer_interrupt.s @@ -8,32 +8,21 @@ ;/* and in the root directory of this software. */ ;/* */ ;/**************************************************************************/ -; -; + ;/**************************************************************************/ ;/**************************************************************************/ -;/** */ -;/** ThreadX Component */ +;/** */ +;/** ThreadX Component */ ;/** */ ;/** Timer */ ;/** */ ;/**************************************************************************/ ;/**************************************************************************/ -; -;#define TX_SOURCE_CODE -; -; -;/* Include necessary system files. */ -; -;#include "tx_api.h" -;#include "tx_timer.h" -;#include "tx_thread.h" -; -; -;/**************************************************************************/ -;/* */ -;/* FUNCTION RELEASE */ -;/* */ + +;/**************************************************************************/ +;/* */ +;/* FUNCTION RELEASE */ +;/* */ ;/* _tx_timer_interrupt ARCv2_EM/MetaWare */ ;/* 6.1.3 */ ;/* AUTHOR */ @@ -41,34 +30,34 @@ ;/* William E. Lamie, Microsoft Corporation */ ;/* */ ;/* DESCRIPTION */ -;/* */ -;/* This function processes the hardware timer interrupt. This */ -;/* processing includes incrementing the system clock and checking for */ -;/* time slice and/or timer expiration. If either is found, the */ -;/* interrupt context save/restore functions are called along with the */ -;/* expiration functions. */ -;/* */ -;/* INPUT */ -;/* */ -;/* None */ -;/* */ -;/* OUTPUT */ -;/* */ -;/* None */ -;/* */ -;/* CALLS */ -;/* */ -;/* _tx_timer_expiration_process Process timer expiration */ -;/* _tx_thread_time_slice Time slice interrupted thread */ -;/* _tx_thread_context_save Save interrupt context */ -;/* _tx_thread_context_restore Restore interrupt context */ -;/* */ -;/* CALLED BY */ -;/* */ -;/* interrupt vector */ -;/* */ -;/* RELEASE HISTORY */ -;/* */ +;/* */ +;/* This function processes the hardware timer interrupt. This */ +;/* processing includes incrementing the system clock and checking for */ +;/* time slice and/or timer expiration. If either is found, the */ +;/* interrupt context save/restore functions are called along with the */ +;/* expiration functions. */ +;/* */ +;/* INPUT */ +;/* */ +;/* None */ +;/* */ +;/* OUTPUT */ +;/* */ +;/* None */ +;/* */ +;/* CALLS */ +;/* */ +;/* _tx_timer_expiration_process Process timer expiration */ +;/* _tx_thread_time_slice Time slice interrupted thread */ +;/* _tx_thread_context_save Save interrupt context */ +;/* _tx_thread_context_restore Restore interrupt context */ +;/* */ +;/* CALLED BY */ +;/* */ +;/* interrupt vector */ +;/* */ +;/* RELEASE HISTORY */ +;/* */ ;/* DATE NAME DESCRIPTION */ ;/* */ ;/* 09-30-2020 William E. Lamie Initial Version 6.1 */ @@ -81,7 +70,7 @@ ;VOID _tx_timer_interrupt(VOID) ;{ .global _tx_timer_interrupt - .type _tx_timer_interrupt, @function + .type _tx_timer_interrupt, @function _tx_timer_interrupt: ; ; /* Upon entry to this routine, it is assumed the interrupt stack frame has @@ -132,7 +121,7 @@ __tx_timer_no_time_slice: ; ld r0, [gp, _tx_timer_current_ptr@sda] ; Pickup current timer pointer ld r2, [r0, 0] ; Pickup examine actual list entry - breq r2, 0, __tx_timer_no_timer ; + breq r2, 0, __tx_timer_no_timer ; ; If NULL, no timer has expired, just move to the next entry ; ; /* Set expiration flag. */ @@ -220,7 +209,7 @@ __tx_timer_dont_activate: ; __tx_timer_not_ts_expiration: ; - st 0, [gp, _tx_timer_expired_time_slice@sda] + st 0, [gp, _tx_timer_expired_time_slice@sda] b _tx_thread_context_restore ; Go restore interrupt context.. ; ..clearing time-slice expired flag ; Note that we don't return from @@ -233,9 +222,9 @@ __tx_timer_nothing_expired: ld r0, [sp, 0] ; Recover r0 ld r1, [sp, 4] ; Recover r1 ld r2, [sp, 8] ; Recover r2 - add sp, sp, 160 ; Recover interrupt stack frame + add sp, sp, 160 ; Recover interrupt stack frame rtie ; Return to point of interrupt ; ;} .end - + |