From a545ce26d7470c12d7f6b3e80542e15d1434ba55 Mon Sep 17 00:00:00 2001
From: Javier Jalle <javier.jalle@gaisler.com>
Date: Thu, 26 Jan 2017 15:31:17 +0100
Subject: leon, grpci2: added TIMEOUT interrupt

---
 c/src/lib/libbsp/sparc/shared/pci/grpci2.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/c/src/lib/libbsp/sparc/shared/pci/grpci2.c b/c/src/lib/libbsp/sparc/shared/pci/grpci2.c
index 9d8dea6c9f..cf2f84fb2f 100644
--- a/c/src/lib/libbsp/sparc/shared/pci/grpci2.c
+++ b/c/src/lib/libbsp/sparc/shared/pci/grpci2.c
@@ -132,11 +132,12 @@ struct grpci2_regs {
 #define STS_TRACE	(1<<STS_TRACE_BIT)
 #define STS_CFGERRVALID	(1<<STS_CFGERRVALID_BIT)
 #define STS_CFGERR	(1<<STS_CFGERR_BIT)
-#define STS_INTTYPE	(0x3f<<STS_INTTYPE_BIT)
+#define STS_INTTYPE	(0x7f<<STS_INTTYPE_BIT)
 #define STS_INTSTS	(0xf<<STS_INTSTS_BIT)
 #define STS_FDEPTH	(0x7<<STS_FDEPTH_BIT)
 #define STS_FNUM	(0x3<<STS_FNUM_BIT)
 
+#define STS_ITIMEOUT	(1<<18)
 #define STS_ISYSERR	(1<<17)
 #define STS_IDMA	(1<<16)
 #define STS_IDMAERR	(1<<15)
@@ -607,7 +608,7 @@ void grpci2_err_isr(void *arg)
 	struct grpci2_priv *priv = arg;
 	unsigned int sts = priv->regs->sts_cap;
 
-	if (sts & (STS_IMSTABRT | STS_ITGTABRT | STS_IPARERR | STS_ISYSERR)) {
+	if (sts & (STS_IMSTABRT | STS_ITGTABRT | STS_IPARERR | STS_ISYSERR | STS_ITIMEOUT)) {
 		/* A PCI error IRQ ... Error handler unimplemented
 		 * add your code here...
 		 */
@@ -623,6 +624,9 @@ void grpci2_err_isr(void *arg)
 		if (sts & STS_ISYSERR) {
 			printk("GRPCI2: unhandled System Error IRQ\n");
 		}
+		if (sts & STS_ITIMEOUT) {
+			printk("GRPCI2: unhandled PCI target access timeout IRQ\n");
+		}
 	}
 }
 
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