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| author | wdenk <wdenk> | 2003-09-16 17:06:05 +0000 |
|---|---|---|
| committer | wdenk <wdenk> | 2003-09-16 17:06:05 +0000 |
| commit | 4aeb251f90f3c13b9a3c68c4f296fa871c77f314 (patch) | |
| tree | 4e15cd2c76d159a297429600cb23e4ac11980d97 /cpu/mpc5xxx/cpu_init.c | |
| parent | acf98e7f3062921547516d87611f2ae9824808b9 (diff) | |
| download | u-boot-imx-4aeb251f90f3c13b9a3c68c4f296fa871c77f314.zip u-boot-imx-4aeb251f90f3c13b9a3c68c4f296fa871c77f314.tar.gz u-boot-imx-4aeb251f90f3c13b9a3c68c4f296fa871c77f314.tar.bz2 | |
* Modify XLB arbiter priorities on MPC5200 so all devices use same
priority; configure critical interrupts to be handled like external
interrupts
Diffstat (limited to 'cpu/mpc5xxx/cpu_init.c')
| -rw-r--r-- | cpu/mpc5xxx/cpu_init.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/cpu/mpc5xxx/cpu_init.c b/cpu/mpc5xxx/cpu_init.c index a33e250..c23d621 100644 --- a/cpu/mpc5xxx/cpu_init.c +++ b/cpu/mpc5xxx/cpu_init.c @@ -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 */ |