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added Firetos' radeon PCI driver

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This commit is contained in:
Markus Fröschle
2013-12-26 21:20:47 +00:00
parent 98bb09408e
commit 981192e99b
23 changed files with 9822 additions and 93 deletions
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19
BaS_gcc/sys/interrupts.c
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@@ -34,6 +34,13 @@
extern void (*rt_vbr[])(void);
#define VBR rt_vbr
#define IRQ_DEBUG
#if defined(IRQ_DEBUG)
#define dbg(format, arg...) do { xprintf("DEBUG: " format "\r\n", ##arg); } while (0)
#else
#define dbg(format, arg...) do { ; } while (0)
#endif
/*
* register an interrupt handler at the Coldfire interrupt controller and add the handler to
* the interrupt vector table
@@ -113,8 +120,7 @@ void isr_init(void)
}
int isr_register_handler (
int type, int vector,
int isr_register_handler(int type, int vector,
int (*handler)(void *, void *), void *hdev, void *harg)
{
/*
@@ -131,7 +137,8 @@ int isr_register_handler (
((type != ISR_DBUG_ISR) && (type != ISR_USER_ISR)) ||
(handler == NULL))
{
return true;
dbg("%s: illegal type, vector or handler!\r\n", __FUNCTION__);
return false;
}
for (index = 0; index < UIF_MAX_ISR_ENTRY; index++)
@@ -140,7 +147,8 @@ int isr_register_handler (
(isrtab[index].type == type))
{
/* only one entry of each type per vector */
return 0;
dbg("%s: already set handler with this type and vector (%d, %d)\r\n", __FUNCTION__, type, vector);
return false;
}
if (isrtab[index].vector == 0)
@@ -150,9 +158,10 @@ int isr_register_handler (
isrtab[index].handler = handler;
isrtab[index].hdev = hdev;
isrtab[index].harg = harg;
return 1;
return true;
}
}
dbg("%s: no available slots\n\t", __FUNCTION__);
return false; /* no available slots */
}