[PR 32] LEON3: fix open_eth interrupt initialziation bug

[Joel Sherrill]

This looks OK to apply. 

--joel

Daniel Hellstrom <daniel at gaisler.com> wrote:

>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>
>---
> .../sparc/leon3/leon_open_eth/leon_open_eth.c      |    8 ++++----
> 1 files changed, 4 insertions(+), 4 deletions(-)
>
>diff --git a/c/src/lib/libbsp/sparc/leon3/leon_open_eth/leon_open_eth.c b/c/src/lib/libbsp/sparc/leon3/leon_open_eth/leon_open_eth.c
>index 3d42d9f..5799f83 100644
>--- a/c/src/lib/libbsp/sparc/leon3/leon_open_eth/leon_open_eth.c
>+++ b/c/src/lib/libbsp/sparc/leon3/leon_open_eth/leon_open_eth.c
>@@ -47,7 +47,7 @@ int rtems_leon_open_eth_driver_attach(
>     {
>       iobar = amba_ahb_get_membar(amba_conf.ahbslv, i, 0);
>       base_addr = amba_iobar_start(LEON3_IO_AREA, iobar);
>-      eth_irq = amba_irq(conf) + 0x10;
>+      eth_irq = amba_irq(conf);
>       device_found = 1;
>       break;
>     }
>@@ -61,14 +61,14 @@ int rtems_leon_open_eth_driver_attach(
>     *(volatile int *) base_addr = 0x800;
>     *(volatile int *) base_addr = 0;
>     leon_open_eth_configuration.base_address = base_addr;
>-    leon_open_eth_configuration.vector = eth_irq;
>+    leon_open_eth_configuration.vector = eth_irq + 0x10;
>     leon_open_eth_configuration.txd_count = TDA_COUNT;
>     leon_open_eth_configuration.rxd_count = RDA_COUNT;
>     /* enable 100 MHz operation only if cpu frequency >= 50 MHz */
>     if (LEON3_Timer_Regs->scaler_reload >= 49) leon_open_eth_configuration.en100MHz = 1;
>     if (rtems_open_eth_driver_attach( config, &leon_open_eth_configuration )) {
>-      LEON_Clear_interrupt(leon_open_eth_configuration.vector);
>-      LEON_Unmask_interrupt(leon_open_eth_configuration.vector);
>+      LEON_Clear_interrupt(eth_irq);
>+      LEON_Unmask_interrupt(eth_irq);
>     }
>   }
>   return 0;
>-- 
>1.7.0.4
>
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