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intstub.S: fix argument to _sys_power_save_idle_exit on IAMCU

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Change-Id: I5aa1abe464ba2b8f9c36be78a95705ffcf993c7d
Signed-off-by: Andrew Boie <andrew.p.boie@intel.com>
This commit is contained in:
Andrew Boie 2016-09-26 13:03:36 -07:00
commit 26b1651f0c
1 changed files with 10 additions and 0 deletions
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10
arch/x86/core/intstub.S
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@ -450,7 +450,14 @@ handle_idle:
#if defined(CONFIG_NANOKERNEL) && defined(CONFIG_TICKLESS_IDLE)
call _power_save_idle_exit
#else
/* Populate 'ticks' argument to _sys_power_save_idle_exit */
#ifdef CONFIG_X86_IAMCU
movl __tNANO_idle_OFFSET(%ecx), %eax
#else
/* SYS V calling convention */
push __tNANO_idle_OFFSET(%ecx)
#endif
/* Zero out _nanokernel.idle */
movl $0, __tNANO_idle_OFFSET(%ecx)
/*
@ -461,7 +468,10 @@ handle_idle:
*/
call _sys_power_save_idle_exit
#ifndef CONFIG_X86_IAMCU
/* SYS V: discard 'ticks' argument passed on the stack */
add $0x4, %esp
#endif
#endif /* CONFIG_NANOKERNEL && CONFIG_TICKLESS_IDLE */
popl %edx
popl %eax