diff options
| author | Daniel Hellstrom <daniel@gaisler.com> | 2011-11-28 10:11:10 +0100 |
|---|---|---|
| committer | Daniel Hellstrom <daniel@gaisler.com> | 2015-04-17 01:10:15 +0200 |
| commit | a31845f7f9b4770cf9ddd8b6820641d2f4f4c1da (patch) | |
| tree | 0d7f215ec45d7c4cf6f1293af72ece2fbde1ddc3 /cpukit/libpci/pci_irq.c | |
| parent | leon3,ngmp: simplify cpucounter initialization (diff) | |
| download | rtems-a31845f7f9b4770cf9ddd8b6820641d2f4f4c1da.tar.bz2 | |
LIBPCI: added PCI layer to cpukit/libpci
Diffstat (limited to 'cpukit/libpci/pci_irq.c')
| -rw-r--r-- | cpukit/libpci/pci_irq.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/cpukit/libpci/pci_irq.c b/cpukit/libpci/pci_irq.c new file mode 100644 index 0000000000..e379852c8b --- /dev/null +++ b/cpukit/libpci/pci_irq.c @@ -0,0 +1,20 @@ +/* PCI IRQ Library + * + * COPYRIGHT (c) 2010. + * Cobham Gaisler AB. + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + */ + +#include <pci.h> +#include <pci/access.h> +#include <pci/irq.h> + +int pci_dev_irq(pci_dev_t dev) +{ + uint8_t irq_line; + pci_cfg_r8(dev, PCI_INTERRUPT_LINE, &irq_line); + return irq_line; +} |