Rockbox open source high quality audio player as a Music Player Daemon
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i.MX31: Issue some NOP's immediately after MCR WFI to prevent premature execution of subsequent code.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26058 a1c6a512-1295-4272-9138-f99709370657

+4 -1
+4 -1
firmware/thread.c
··· 752 752 static inline void core_sleep(void) 753 753 { 754 754 asm volatile ( 755 - "mcr p15, 0, %0, c7, c0, 4" /* Wait for interrupt */ 755 + "mcr p15, 0, %0, c7, c0, 4 \n" /* Wait for interrupt */ 756 + #if CONFIG_CPU == IMX31L 757 + "nop\n nop\n nop\n nop\n nop\n" /* Clean out the pipes */ 758 + #endif 756 759 : : "r"(0) 757 760 ); 758 761 enable_irq();