---

yaml --- r: 140032 b: refs/heads/master c: 445c088 h: refs/heads/master v: v3
git-mirror · Mar 31, 2009 · 8b2cdfc · 8b2cdfc
1 parent c7c9efa
commit 8b2cdfc
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Showing 4 changed files with 15 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1152a68c4226ce48c95241b6ffc543850b4b3a97
+refs/heads/master: 445c088f88d63db49598390be3525252d211688f
diff --git a/trunk/arch/parisc/include/asm/pdc.h b/trunk/arch/parisc/include/asm/pdc.h
@@ -49,6 +49,8 @@
 #define PDC_MODEL_CPU_ID	6	/* returns cpu-id (only newer machines!) */
 #define PDC_MODEL_CAPABILITIES	7	/* returns OS32/OS64-flags	*/
 /* Values for PDC_MODEL_CAPABILITIES non-equivalent virtual aliasing support */
+#define  PDC_MODEL_OS64			(1 << 0)
+#define  PDC_MODEL_OS32			(1 << 1)
 #define  PDC_MODEL_IOPDIR_FDC		(1 << 2)
 #define  PDC_MODEL_NVA_MASK		(3 << 4)
 #define  PDC_MODEL_NVA_SUPPORTED	(0 << 4)

diff --git a/trunk/arch/parisc/kernel/firmware.c b/trunk/arch/parisc/kernel/firmware.c
@@ -527,7 +527,11 @@ int pdc_model_capabilities(unsigned long *capabilities)
         pdc_result[0] = 0; /* preset zero (call may not be implemented!) */
         retval = mem_pdc_call(PDC_MODEL, PDC_MODEL_CAPABILITIES, __pa(pdc_result), 0);
         convert_to_wide(pdc_result);
-        *capabilities = pdc_result[0];
+        if (retval == PDC_OK) {
+                *capabilities = pdc_result[0];
+        } else {
+                *capabilities = PDC_MODEL_OS32;
+        }
         spin_unlock_irqrestore(&pdc_lock, flags);
 
         return retval;

diff --git a/trunk/arch/parisc/kernel/processor.c b/trunk/arch/parisc/kernel/processor.c
@@ -364,6 +364,13 @@ show_cpuinfo (struct seq_file *m, void *v)
 				 boot_cpu_data.cpu_hz / 1000000,
 				 boot_cpu_data.cpu_hz % 1000000  );
 
+		seq_printf(m, "capabilities\t:");
+		if (boot_cpu_data.pdc.capabilities & PDC_MODEL_OS32)
+			seq_printf(m, " os32");
+		if (boot_cpu_data.pdc.capabilities & PDC_MODEL_OS64)
+			seq_printf(m, " os64");
+		seq_printf(m, "\n");
+
 		seq_printf(m, "model\t\t: %s\n"
 				"model name\t: %s\n",
 				 boot_cpu_data.pdc.sys_model_name,