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authorPaul Mackerras <paulus@samba.org>2008-06-30 09:57:05 +1000
committerPaul Mackerras <paulus@samba.org>2008-06-30 09:57:05 +1000
commit441dbb500b4344a8e3125e5aabab4f9dbf72514f (patch)
tree3bb8fb1a88db3f5d03062a4887312f25c2e8041d /include
parentdee805532a30183c4462305b4614e58bd83a7bc1 (diff)
parent5ce4b59653b2c2053cd9a011918ac1e4747f24cc (diff)
Merge branch 'next' of master.kernel.org:/pub/scm/linux/kernel/git/jwboyer/powerpc-4xx
Diffstat (limited to 'include')
-rw-r--r--include/asm-powerpc/pci-bridge.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/asm-powerpc/pci-bridge.h b/include/asm-powerpc/pci-bridge.h
index b95d033ae6e..ae2ea803a0f 100644
--- a/include/asm-powerpc/pci-bridge.h
+++ b/include/asm-powerpc/pci-bridge.h
@@ -92,12 +92,15 @@ struct pci_controller {
* anything but the PHB. Only allow talking to the PHB if this is
* set.
* BIG_ENDIAN - cfg_addr is a big endian register
+ * BROKEN_MRM - the 440EPx/GRx chips have an errata that causes hangs on
+ * the PLB4. Effectively disable MRM commands by setting this.
*/
#define PPC_INDIRECT_TYPE_SET_CFG_TYPE 0x00000001
#define PPC_INDIRECT_TYPE_EXT_REG 0x00000002
#define PPC_INDIRECT_TYPE_SURPRESS_PRIMARY_BUS 0x00000004
#define PPC_INDIRECT_TYPE_NO_PCIE_LINK 0x00000008
#define PPC_INDIRECT_TYPE_BIG_ENDIAN 0x00000010
+#define PPC_INDIRECT_TYPE_BROKEN_MRM 0x00000020
u32 indirect_type;
#endif /* !CONFIG_PPC64 */
/* Currently, we limit ourselves to 1 IO range and 3 mem