bsp_clkpwr_support_halt.s

来自「NXP LPC3000系列 wince BSP包」· S 代码 · 共 40 行

;------------------------------------------------------------------------------
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; which provides customers with programming information regarding the  
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; NXP Semiconductors assumes no responsibility or liability for the 
; use of the software, conveys no license or title under any patent, 
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; Copyright NXP Semiconductors
;------------------------------------------------------------------------------
;
; bsp_clkpwr_support_halt.s
;
; CPU halt function for power reduction
;

        INCLUDE kxarm.h

        TEXTAREA

;-------------------------------------------------------------------------------
;
;  Function:  clkpwr_halt_cpu
;
;  CPU halt function. Halts CPU until an interrupt occurs.
;
        LEAF_ENTRY clkpwr_halt_cpu

10      mcr     p15, 0, r0, c7, c0, 4
        bx      lr
        
        ENTRY_END clkpwr_halt_cpu
        
;------------------------------------------------------------------------------

        END