diff options
Diffstat (limited to 'cpu/mpc86xx/pcie_indirect.c')
| -rw-r--r-- | cpu/mpc86xx/pcie_indirect.c | 116 |
1 files changed, 60 insertions, 56 deletions
diff --git a/cpu/mpc86xx/pcie_indirect.c b/cpu/mpc86xx/pcie_indirect.c index 6c63b38..b00ad76 100644 --- a/cpu/mpc86xx/pcie_indirect.c +++ b/cpu/mpc86xx/pcie_indirect.c @@ -28,8 +28,10 @@ static int indirect_read_config_pcie(struct pci_controller *hose, - pci_dev_t dev, int offset, - int len,u32 *val) + pci_dev_t dev, + int offset, + int len, + u32 *val) { int bus = PCI_BUS(dev); @@ -37,10 +39,12 @@ indirect_read_config_pcie(struct pci_controller *hose, u32 temp; PEX_FIX; - if( bus == 0xff) { - PCI_CFG_OUT(hose->cfg_addr, dev | (offset & 0xfc) | 0x80000001); - }else { - PCI_CFG_OUT(hose->cfg_addr, dev | (offset & 0xfc) | 0x80000000); + if (bus == 0xff) { + PCI_CFG_OUT(hose->cfg_addr, + dev | (offset & 0xfc) | 0x80000001); + } else { + PCI_CFG_OUT(hose->cfg_addr, + dev | (offset & 0xfc) | 0x80000000); } /* * Note: the caller has already checked that offset is @@ -49,13 +53,13 @@ indirect_read_config_pcie(struct pci_controller *hose, /* ERRATA PCI-Ex 12 - Configuration Address/Data Alignment */ cfg_data = hose->cfg_data; PEX_FIX; - temp = in_le32((u32 *)cfg_data); + temp = in_le32((u32 *) cfg_data); switch (len) { case 1: - *val = (temp >> (((offset & 3))*8)) & 0xff; + *val = (temp >> (((offset & 3)) * 8)) & 0xff; break; case 2: - *val = (temp >> (((offset & 3))*8)) & 0xffff; + *val = (temp >> (((offset & 3)) * 8)) & 0xffff; break; default: *val = temp; @@ -67,20 +71,22 @@ indirect_read_config_pcie(struct pci_controller *hose, static int indirect_write_config_pcie(struct pci_controller *hose, - pci_dev_t dev, - int offset, - int len, - u32 val) + pci_dev_t dev, + int offset, + int len, + u32 val) { int bus = PCI_BUS(dev); volatile unsigned char *cfg_data; u32 temp; PEX_FIX; - if( bus == 0xff) { - PCI_CFG_OUT(hose->cfg_addr, dev | (offset & 0xfc) | 0x80000001); - }else { - PCI_CFG_OUT(hose->cfg_addr, dev | (offset & 0xfc) | 0x80000000); + if (bus == 0xff) { + PCI_CFG_OUT(hose->cfg_addr, + dev | (offset & 0xfc) | 0x80000001); + } else { + PCI_CFG_OUT(hose->cfg_addr, + dev | (offset & 0xfc) | 0x80000000); } /* @@ -92,23 +98,23 @@ indirect_write_config_pcie(struct pci_controller *hose, switch (len) { case 1: PEX_FIX; - temp = in_le32((u32 *)cfg_data); + temp = in_le32((u32 *) cfg_data); temp = (temp & ~(0xff << ((offset & 3) * 8))) | - (val << ((offset & 3) * 8)); + (val << ((offset & 3) * 8)); PEX_FIX; - out_le32((u32 *)cfg_data, temp); + out_le32((u32 *) cfg_data, temp); break; case 2: PEX_FIX; - temp = in_le32((u32 *)cfg_data); + temp = in_le32((u32 *) cfg_data); temp = (temp & ~(0xffff << ((offset & 3) * 8))); - temp |= (val << ((offset & 3) * 8)) ; + temp |= (val << ((offset & 3) * 8)); PEX_FIX; - out_le32((u32 *)cfg_data, temp); + out_le32((u32 *) cfg_data, temp); break; default: PEX_FIX; - out_le32((u32 *)cfg_data, val); + out_le32((u32 *) cfg_data, val); break; } PEX_FIX; @@ -117,68 +123,66 @@ indirect_write_config_pcie(struct pci_controller *hose, static int indirect_read_config_byte_pcie(struct pci_controller *hose, - pci_dev_t dev, - int offset, - u8 *val) + pci_dev_t dev, + int offset, + u8 *val) { u32 val32; - indirect_read_config_pcie(hose,dev,offset,1,&val32); - *val = (u8)val32; + indirect_read_config_pcie(hose, dev, offset, 1, &val32); + *val = (u8) val32; return 0; } static int indirect_read_config_word_pcie(struct pci_controller *hose, - pci_dev_t dev, - int offset, - u16 *val) + pci_dev_t dev, + int offset, + u16 *val) { u32 val32; - indirect_read_config_pcie(hose,dev,offset,2,&val32); - *val = (u16)val32; + indirect_read_config_pcie(hose, dev, offset, 2, &val32); + *val = (u16) val32; return 0; } static int indirect_read_config_dword_pcie(struct pci_controller *hose, - pci_dev_t dev, - int offset, - u32 *val) + pci_dev_t dev, + int offset, + u32 *val) { - return indirect_read_config_pcie(hose,dev, offset,4,val); + return indirect_read_config_pcie(hose, dev, offset, 4, val); } static int indirect_write_config_byte_pcie(struct pci_controller *hose, - pci_dev_t dev, - int offset, - u8 val) + pci_dev_t dev, + int offset, + u8 val) { - return indirect_write_config_pcie(hose,dev, offset,1,(u32)val); + return indirect_write_config_pcie(hose, dev, offset, 1, (u32) val); } static int indirect_write_config_word_pcie(struct pci_controller *hose, - pci_dev_t dev, - int offset, - unsigned short val) + pci_dev_t dev, + int offset, + unsigned short val) { - return indirect_write_config_pcie(hose,dev, offset,2,(u32)val); + return indirect_write_config_pcie(hose, dev, offset, 2, (u32) val); } static int indirect_write_config_dword_pcie(struct pci_controller *hose, - pci_dev_t dev, - int offset, - u32 val) + pci_dev_t dev, + int offset, + u32 val) { - return indirect_write_config_pcie(hose,dev, offset,4,val); + return indirect_write_config_pcie(hose, dev, offset, 4, val); } void -pcie_setup_indirect(struct pci_controller* hose, - u32 cfg_addr, - u32 cfg_data) +pcie_setup_indirect(struct pci_controller *hose, u32 cfg_addr, u32 cfg_data) { pci_set_ops(hose, indirect_read_config_byte_pcie, @@ -188,8 +192,8 @@ pcie_setup_indirect(struct pci_controller* hose, indirect_write_config_word_pcie, indirect_write_config_dword_pcie); - hose->cfg_addr = (unsigned int *) cfg_addr; - hose->cfg_data = (unsigned char *) cfg_data; + hose->cfg_addr = (unsigned int *)cfg_addr; + hose->cfg_data = (unsigned char *)cfg_data; } -#endif /* CONFIG_PCI */ +#endif /* CONFIG_PCI */ |