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* Modify XLB arbiter priorities on MPC5200 so all devices use same

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priority; configure critical interrupts to be handled like external
  interrupts
This commit is contained in:
wdenk
2003-09-16 17:06:05 +00:00
parent acf98e7f30
commit 4aeb251f90
4 changed files with 17 additions and 1 deletions
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5
cpu/mpc5xxx/cpu_init.c
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@@ -161,6 +161,9 @@ void cpu_init_f (void)
addecr |= 0x02;
*(vu_long *)MPC5XXX_CDM_CFG = addecr;
#endif
/* Configure the XLB Arbiter */
*(vu_long *)MPC5XXX_XLBARB_MPRIEN = 0xff;
*(vu_long *)MPC5XXX_XLBARB_MPRIVAL = 0x11111111;
#endif
}
@@ -177,6 +180,8 @@ int cpu_init_r (void)
#endif
*(vu_long *)MPC5XXX_ICTL_CRIT |= 0x0001ffff;
*(vu_long *)MPC5XXX_ICTL_EXT &= ~0x00000f00;
/* route critical ints to normal ints */
*(vu_long *)MPC5XXX_ICTL_EXT |= 0x00000001;
#if (CONFIG_COMMANDS & CFG_CMD_NET) && defined(CONFIG_MPC5XXX_FEC)
/* load FEC microcode */