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as3525*: disable_irq in system_reboot()

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make sure CGU_PERI write is atomic

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27493 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rafaël Carré 2010-07-19 15:56:10 +00:00
parent e44b65c806
commit 25491980d6
1 changed files with 3 additions and 0 deletions
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3
firmware/target/arm/as3525/system-as3525.c
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@ -305,6 +305,9 @@ void system_init(void)
void system_reboot(void) void system_reboot(void)
{ {
_backlight_off(); _backlight_off();
disable_irq();
/* use watchdog to reset */ /* use watchdog to reset */
CGU_PERI |= (CGU_WDOCNT_CLOCK_ENABLE | CGU_WDOIF_CLOCK_ENABLE); CGU_PERI |= (CGU_WDOCNT_CLOCK_ENABLE | CGU_WDOIF_CLOCK_ENABLE);
WDT_LOAD = 1; /* set counter to 1 */ WDT_LOAD = 1; /* set counter to 1 */