[Bug 2044] New: LEON3: fix GRETH interrupt initialization bug

[bugzilla-daemon at rtems.org]

https://www.rtems.org/bugzilla/show_bug.cgi?id=2044

             Bug #: 2044
           Summary: LEON3: fix GRETH interrupt initialization bug
    Classification: Unclassified
           Product: RTEMS
           Version: 4.10
          Platform: sparc
        OS/Version: RTEMS
            Status: NEW
          Severity: normal
          Priority: P3
         Component: bsps
        AssignedTo: joel.sherrill at oarcorp.com
        ReportedBy: daniel at gaisler.com


Created attachment 1462
  --> https://www.rtems.org/bugzilla/attachment.cgi?id=1462
LEON3_GRETH_irq_init_patch1

Fixed a bug where the vector number is used to clean and unmask
the IRQ at the IRQ controller, the irq number must be used.

Signed-off-by: Daniel Hellstrom <daniel at gaisler.com>
---
 .../lib/libbsp/sparc/leon3/leon_greth/leon_greth.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/c/src/lib/libbsp/sparc/leon3/leon_greth/leon_greth.c
b/c/src/lib/libbsp/sparc/leon3/leon_greth/leon_greth.c
index 341bd27..dd301d7 100644
--- a/c/src/lib/libbsp/sparc/leon3/leon_greth/leon_greth.c
+++ b/c/src/lib/libbsp/sparc/leon3/leon_greth/leon_greth.c
@@ -41,19 +41,19 @@ int rtems_leon_greth_driver_attach(
   if (device_found == 1)
   {
         base_addr = apbgreth.start;
-        eth_irq = apbgreth.irq + 0x10;
+        eth_irq = apbgreth.irq;

     /* clear control register and reset NIC */
     *(volatile int *) base_addr = 0;
     *(volatile int *) base_addr = GRETH_CTRL_RST;
     *(volatile int *) base_addr = 0;
     leon_greth_configuration.base_address = base_addr;
-    leon_greth_configuration.vector = eth_irq;
+    leon_greth_configuration.vector = eth_irq + 0x10;
     leon_greth_configuration.txd_count = TDA_COUNT;
     leon_greth_configuration.rxd_count = RDA_COUNT;
     if (rtems_greth_driver_attach( config, &leon_greth_configuration )) {
-      LEON_Clear_interrupt(leon_greth_configuration.vector);
-      LEON_Unmask_interrupt(leon_greth_configuration.vector);
+      LEON_Clear_interrupt(eth_irq);
+      LEON_Unmask_interrupt(eth_irq);
     }
   }
   return 0;
--

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