diff options
Diffstat (limited to 'arch/mips/loongson/common/pci.c')
| -rw-r--r-- | arch/mips/loongson/common/pci.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/mips/loongson/common/pci.c b/arch/mips/loongson/common/pci.c index a7eb8b9c44ee..eac43b8f695e 100644 --- a/arch/mips/loongson/common/pci.c +++ b/arch/mips/loongson/common/pci.c @@ -67,6 +67,14 @@ static void __init setup_pcimap(void) /* can not change gnt to break pci transfer when device's gnt not deassert for some broken device */ LOONGSON_PXARB_CFG = 0x00fe0105ul; + +#if defined(CONFIG_CPU_LOONGSON2F) && defined(CONFIG_64BIT) + /* + * set cpu addr window2 to map CPU address space to PCI address space + */ + LOONGSON_ADDRWIN_CPUTOPCI(ADDRWIN_WIN2, LOONGSON_CPU_MEM_SRC, + LOONGSON_PCI_MEM_DST, MMAP_CPUTOPCI_SIZE); +#endif } static int __init pcibios_init(void) |