cleanly finish configuration access cycle in pci_write_config_longword

2013-11-08 05:45:12 +00:00
parent fdc5f2efd5
commit fd8afbdc9c
1 changed files with 3 additions and 0 deletions
--- a/BaS_gcc/sources/pci.c
+++ b/BaS_gcc/sources/pci.c
@@ -167,6 +167,9 @@ int32_t pci_write_config_longword(int32_t handle, int offset, uint32_t value)

 	* (volatile uint32_t *) PCI_IO_OFFSET = value;	/* access device */

+	/* finish configuration space access cycle */
+	MCF_PCI_PCICAR &= ~MCF_PCI_PCICAR_E;
+
 	return PCI_SUCCESSFUL;
 }