Mercurial > flash_v2

diff packages/hal/powerpc/mpc8xx/current/include/variant.inc @ 103:95f3e12a6327 ecos-sw-2000-06-23

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Merge from eCos master repository on 2000-06-23-16:41:10-BST
author jlarmour
date Fri, 23 Jun 2000 17:06:31 +0000
parents 435cced73e2f
children e0c0827131d1
line wrap: on
line diff
--- a/packages/hal/powerpc/mpc8xx/current/include/variant.inc
+++ b/packages/hal/powerpc/mpc8xx/current/include/variant.inc
@@ -99,6 +99,14 @@
         mtspr   CYGARC_REG_IC_CST,r3
         isync
 
+        # Default caching to off when MMU is disabled
+        mfspr   r3,CYGARC_REG_MI_CTR
+        oris    r3,r3,(CYGARC_REG_MI_CTR_CIDEF)@h
+        mtspr   CYGARC_REG_MI_CTR,r3
+        mfspr   r3,CYGARC_REG_MD_CTR
+        oris    r3,r3,(CYGARC_REG_MD_CTR_CIDEF)@h
+        mtspr   CYGARC_REG_MD_CTR,r3
+        
         # Set up MSR (disable MMU for now)
         lwi     r3,(CYG_MSR & ~(MSR_IR | MSR_DR))
         sync