---

yaml
---
r: 28132
b: refs/heads/master
c: 4611ed3
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8aef63ff033fb0e7ba02d8e760d268eb0aafc58c
+refs/heads/master: 4611ed38030a2ce3661de999c3487e5a1eed0dc0

trunk/drivers/ieee1394/ohci1394.c

@@ -553,7 +553,8 @@ static void ohci_initialize(struct ti_ohci *ohci)
 	 * register content.
 	 * To actually enable physical responses is the job of our interrupt
 	 * handler which programs the physical request filter. */
-	reg_write(ohci, OHCI1394_PhyUpperBound, 0x01000000);
+	reg_write(ohci, OHCI1394_PhyUpperBound,
+		  OHCI1394_PHYS_UPPER_BOUND_PROGRAMMED >> 16);
 
 	DBGMSG("physUpperBoundOffset=%08x",
 	       reg_read(ohci, OHCI1394_PhyUpperBound));
@@ -3414,6 +3415,14 @@ static int __devinit ohci1394_pci_probe(struct pci_dev *dev,
 	host->csr.max_rec = (reg_read(ohci, OHCI1394_BusOptions) >> 12) & 0xf;
 	host->csr.lnk_spd = reg_read(ohci, OHCI1394_BusOptions) & 0x7;
 
+	if (phys_dma) {
+		host->low_addr_space =
+			(u64) reg_read(ohci, OHCI1394_PhyUpperBound) << 16;
+		if (!host->low_addr_space)
+			host->low_addr_space = OHCI1394_PHYS_UPPER_BOUND_FIXED;
+	}
+	host->middle_addr_space = OHCI1394_MIDDLE_ADDRESS_SPACE;
+
 	/* Tell the highlevel this host is ready */
 	if (hpsb_add_host(host))
 		FAIL(-ENOMEM, "Failed to register host with highlevel");

trunk/drivers/ieee1394/ohci1394.h

@@ -443,6 +443,16 @@ static inline u32 reg_read(const struct ti_ohci *ohci, int offset)
 
 #define OHCI1394_TCODE_PHY               0xE
 
+/* Node offset map (phys DMA area, posted write area).
+ * The value of OHCI1394_PHYS_UPPER_BOUND_PROGRAMMED may be modified but must
+ * be lower than OHCI1394_MIDDLE_ADDRESS_SPACE.
+ * OHCI1394_PHYS_UPPER_BOUND_FIXED and OHCI1394_MIDDLE_ADDRESS_SPACE are
+ * constants given by the OHCI spec.
+ */
+#define OHCI1394_PHYS_UPPER_BOUND_FIXED		0x000100000000ULL /* 4 GB */
+#define OHCI1394_PHYS_UPPER_BOUND_PROGRAMMED	0x010000000000ULL /* 1 TB */
+#define OHCI1394_MIDDLE_ADDRESS_SPACE		0xffff00000000ULL
+
 void ohci1394_init_iso_tasklet(struct ohci1394_iso_tasklet *tasklet,
 			       int type,
 			       void (*func)(unsigned long),