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Add the .align, .asmfunc and .endasmfunc directives to the CCS MSP430X port layer.

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This commit is contained in:
Richard Barry 2011-01-13 10:36:42 +00:00
parent 749edf57e7
commit 411364dab6
1 changed files with 25 additions and 11 deletions
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36
Source/portable/CCS4/MSP430X/portext.asm
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@ -107,8 +107,9 @@ portRESTORE_CONTEXT .macro
;*/ ;*/
.text .text
.align 2
vPortPreemptiveTickISR: vPortPreemptiveTickISR: .asmfunc
; The sr is not saved in portSAVE_CONTEXT() because vPortYield() needs ; The sr is not saved in portSAVE_CONTEXT() because vPortYield() needs
;to save it manually before it gets modified (interrupts get disabled). ;to save it manually before it gets modified (interrupts get disabled).
@ -119,9 +120,12 @@ vPortPreemptiveTickISR:
call_x #vTaskSwitchContext call_x #vTaskSwitchContext
portRESTORE_CONTEXT portRESTORE_CONTEXT
.endasmfunc
;----------------------------------------------------------- ;-----------------------------------------------------------
vPortCooperativeTickISR: .align 2
vPortCooperativeTickISR: .asmfunc
; The sr is not saved in portSAVE_CONTEXT() because vPortYield() needs ; The sr is not saved in portSAVE_CONTEXT() because vPortYield() needs
;to save it manually before it gets modified (interrupts get disabled). ;to save it manually before it gets modified (interrupts get disabled).
@ -131,12 +135,17 @@ vPortCooperativeTickISR:
call_x #vTaskIncrementTick call_x #vTaskIncrementTick
portRESTORE_CONTEXT portRESTORE_CONTEXT
.endasmfunc
;----------------------------------------------------------- ;-----------------------------------------------------------
;* ;
;* Manual context switch called by the portYIELD() macro. ; Manual context switch called by the portYIELD() macro.
;*/ ;
vPortYield:
.align 2
vPortYield: .asmfunc
; The sr needs saving before it is modified. ; The sr needs saving before it is modified.
push.w sr push.w sr
@ -153,14 +162,18 @@ vPortYield:
; Restore the context of the new task. ; Restore the context of the new task.
portRESTORE_CONTEXT portRESTORE_CONTEXT
.endasmfunc
;----------------------------------------------------------- ;-----------------------------------------------------------
;* ;
;* Start off the scheduler by initialising the RTOS tick timer, then restoring ; Start off the scheduler by initialising the RTOS tick timer, then restoring
;* the context of the first task. ; the context of the first task.
;* ;
xPortStartScheduler:
.align 2
xPortStartScheduler: .asmfunc
; Setup the hardware to generate the tick. Interrupts are disabled ; Setup the hardware to generate the tick. Interrupts are disabled
; when this function is called. ; when this function is called.
@ -168,6 +181,7 @@ xPortStartScheduler:
; Restore the context of the first task that is going to run. ; Restore the context of the first task that is going to run.
portRESTORE_CONTEXT portRESTORE_CONTEXT
.endasmfunc
;----------------------------------------------------------- ;-----------------------------------------------------------
.end .end