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Use cookies for thread identification instead of pointers directly which gives a buffer against wrongly identifying a thread when the slot is recycled (which has been nagging me for awhile). A slot gets 255 uses before it repeats. Everything gets incompatible so a full update is required.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19377 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Michael Sevakis 2008-12-10 08:57:10 +00:00
parent 40ff47c7ee
commit 8cfbd3604f
32 changed files with 329 additions and 234 deletions
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12
firmware/target/arm/imx31/gigabeat-s/mc13783-imx31.c
View file

@ -69,7 +69,7 @@ static const unsigned char pmic_ints_regs[2] =
#ifdef PMIC_DRIVER_CLOSE
static bool pmic_close = false;
static struct thread_entry *mc13783_thread_p = NULL;
static unsigned int mc13783_thread_id = 0;
#endif
static void mc13783_interrupt_thread(void)
@ -149,7 +149,7 @@ void mc13783_init(void)
MC13783_GPIO_ISR = (1ul << MC13783_GPIO_LINE);
#ifdef PMIC_DRIVER_CLOSE
mc13783_thread_p =
mc13783_thread_id =
#endif
create_thread(mc13783_interrupt_thread,
mc13783_thread_stack, sizeof(mc13783_thread_stack), 0,
@ -159,16 +159,16 @@ void mc13783_init(void)
#ifdef PMIC_DRIVER_CLOSE
void mc13783_close(void)
{
struct thread_entry *thread = mc13783_thread_p;
unsigned int thread_id = mc13783_thread_p;
if (thread == NULL)
if (thread_id == 0)
return;
mc13783_thread_p = NULL;
mc13783_thread_id = 0;
pmic_close = true;
wakeup_signal(&mc13783_wake);
thread_wait(thread);
thread_wait(thread_id);
}
#endif /* PMIC_DRIVER_CLOSE */