X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;ds=sidebyside;f=arch%2Fsparc64%2Fprom%2Ftree.c;fp=arch%2Fsparc64%2Fprom%2Ftree.c;h=b1ff9e87dcc6a339b9387f5ae56378adc6274be4;hb=64ba3f394c830ec48a1c31b53dcae312c56f1604;hp=500f05e2cfcb655af8ba1deeb0ae224192b560b9;hpb=be1e6109ac94a859551f8e1774eb9a8469fe055c;p=linux-2.6.git

diff --git a/arch/sparc64/prom/tree.c b/arch/sparc64/prom/tree.c
index 500f05e2c..b1ff9e87d 100644
--- a/arch/sparc64/prom/tree.c
+++ b/arch/sparc64/prom/tree.c
@@ -51,7 +51,7 @@ prom_getparent(int node)
 __inline__ int
 __prom_getsibling(int node)
 {
-	return p1275_cmd(prom_peer_name, P1275_INOUT(1, 1), node);
+	return p1275_cmd ("peer", P1275_INOUT(1, 1), node);
 }
 
 __inline__ int
@@ -59,12 +59,9 @@ prom_getsibling(int node)
 {
 	int sibnode;
 
-	if (node == -1)
-		return 0;
+	if(node == -1) return 0;
 	sibnode = __prom_getsibling(node);
-	if (sibnode == -1)
-		return 0;
-
+	if(sibnode == -1) return 0;
 	return sibnode;
 }
 
@@ -193,6 +190,91 @@ prom_searchsiblings(int node_start, const char *nodename)
 	return 0;
 }
 
+/* Gets name in the {name@x,yyyyy|name (if no reg)} form */
+int 
+prom_getname (int node, char *buffer, int len)
+{
+	int i, sbus = 0;
+	int pci = 0, ebus = 0, ide = 0;
+	struct linux_prom_registers *reg;
+	struct linux_prom64_registers reg64[PROMREG_MAX];
+	
+	for (sbus = prom_getparent (node); sbus; sbus = prom_getparent (sbus)) {
+		i = prom_getproperty (sbus, "name", buffer, len);
+		if (i > 0) {
+			buffer [i] = 0;
+			if (!strcmp (buffer, "sbus"))
+				goto getit;
+		}
+	}
+	if ((pci = prom_getparent (node))) {
+		i = prom_getproperty (pci, "name", buffer, len);
+		if (i > 0) {
+			buffer [i] = 0;
+			if (!strcmp (buffer, "pci"))
+				goto getit;
+		}
+		pci = 0;
+	}
+	if ((ebus = prom_getparent (node))) {
+		i = prom_getproperty (ebus, "name", buffer, len);
+		if (i > 0) {
+			buffer[i] = 0;
+			if (!strcmp (buffer, "ebus"))
+				goto getit;
+		}
+		ebus = 0;
+	}
+	if ((ide = prom_getparent (node))) {
+		i = prom_getproperty (ide, "name", buffer, len);
+		if (i > 0) {
+			buffer [i] = 0;
+			if (!strcmp (buffer, "ide"))
+				goto getit;
+		}
+		ide = 0;
+	}
+getit:
+	i = prom_getproperty (node, "name", buffer, len);
+	if (i <= 0) {
+		buffer [0] = 0;
+		return -1;
+	}
+	buffer [i] = 0;
+	len -= i;
+	i = prom_getproperty (node, "reg", (char *)reg64, sizeof (reg64));
+	if (i <= 0) return 0;
+	if (len < 16) return -1;
+	buffer = strchr (buffer, 0);
+	if (sbus) {
+		reg = (struct linux_prom_registers *)reg64;
+		sprintf (buffer, "@%x,%x", reg[0].which_io, (uint)reg[0].phys_addr);
+	} else if (pci) {
+		int dev, fn;
+		reg = (struct linux_prom_registers *)reg64;
+		fn = (reg[0].which_io >> 8) & 0x07;
+		dev = (reg[0].which_io >> 11) & 0x1f;
+		if (fn)
+			sprintf (buffer, "@%x,%x", dev, fn);
+		else
+			sprintf (buffer, "@%x", dev);
+	} else if (ebus) {
+		reg = (struct linux_prom_registers *)reg64;
+		sprintf (buffer, "@%x,%x", reg[0].which_io, reg[0].phys_addr);
+	} else if (ide) {
+		reg = (struct linux_prom_registers *)reg64;
+		sprintf (buffer, "@%x,%x", reg[0].which_io, reg[0].phys_addr);
+	} else if (i == 4) {	/* Happens on 8042's children on Ultra/PCI. */
+		reg = (struct linux_prom_registers *)reg64;
+		sprintf (buffer, "@%x", reg[0].which_io);
+	} else {
+		sprintf (buffer, "@%x,%x",
+			 (unsigned int)(reg64[0].phys_addr >> 36),
+			 (unsigned int)(reg64[0].phys_addr));
+	}
+	return 0;
+}
+
 /* Return the first property type for node 'node'.
  * buffer should be at least 32B in length
  */