static void __init
mpc85xx_setup_pci1(struct pci_controller *hose)
{
volatile struct ccsr_pci *pci;
volatile struct ccsr_guts *guts;
unsigned short temps;
bd_t *binfo = (bd_t *) __res;
pci = ioremap(binfo->bi_immr_base + MPC85xx_PCI1_OFFSET,
MPC85xx_PCI1_SIZE);
guts = ioremap(binfo->bi_immr_base + MPC85xx_GUTS_OFFSET,
MPC85xx_GUTS_SIZE);
early_read_config_word(hose, 0, 0, PCI_COMMAND, &temps);
temps |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
early_write_config_word(hose, 0, 0, PCI_COMMAND, temps);
#define PORDEVSR_PCI (0x00800000) /* PCI Mode */
if (guts->pordevsr & PORDEVSR_PCI) {
early_write_config_byte(hose, 0, 0, PCI_LATENCY_TIMER, 0x80);
} else {
/* PCI-X init */
temps = PCI_X_CMD_MAX_SPLIT | PCI_X_CMD_MAX_READ
| PCI_X_CMD_ERO | PCI_X_CMD_DPERR_E;
early_write_config_word(hose, 0, 0, PCIX_COMMAND, temps);
}
/* Disable all windows (except powar0 since its ignored) */
pci->powar1 = 0;
pci->powar2 = 0;
pci->powar3 = 0;
pci->powar4 = 0;
pci->piwar1 = 0;
pci->piwar2 = 0;
pci->piwar3 = 0;
/* Setup Phys:PCI 1:1 outbound mem window @ MPC85XX_PCI1_LOWER_MEM */
pci->potar1 = (MPC85XX_PCI1_LOWER_MEM >> 12) & 0x000fffff;
pci->potear1 = 0x00000000;
pci->powbar1 = (MPC85XX_PCI1_LOWER_MEM >> 12) & 0x000fffff;
/* Enable, Mem R/W */
pci->powar1 = 0x80044000 |
(__ilog2(MPC85XX_PCI1_UPPER_MEM - MPC85XX_PCI1_LOWER_MEM + 1) - 1);
/* Setup outbound IO windows @ MPC85XX_PCI1_IO_BASE */
pci->potar2 = (MPC85XX_PCI1_LOWER_IO >> 12) & 0x000fffff;
pci->potear2 = 0x00000000;
pci->powbar2 = (MPC85XX_PCI1_IO_BASE >> 12) & 0x000fffff;
/* Enable, IO R/W */
pci->powar2 = 0x80088000 | (__ilog2(MPC85XX_PCI1_IO_SIZE) - 1);
/* Setup 2G inbound Memory Window @ 0 */
pci->pitar1 = 0x00000000;
pci->piwbar1 = 0x00000000;
pci->piwar1 = 0xa0f5501e; /* Enable, Prefetch, Local
Mem, Snoop R/W, 2G */
}
void __init
mpc83xx_setup_pci2(struct pci_controller *hose)
{
u16 reg16;
volatile immr_pcictrl_t * pci_ctrl;
volatile immr_ios_t * ios;
bd_t *binfo = (bd_t *) __res;
pci_ctrl = ioremap(binfo->bi_immr_base + 0x8600, sizeof(immr_pcictrl_t));
ios = ioremap(binfo->bi_immr_base + 0x8400, sizeof(immr_ios_t));
/*
* Configure PCI Outbound Translation Windows
*/
ios->potar3 = (MPC83xx_PCI2_LOWER_MEM >> 12) & POTAR_TA_MASK;
ios->pobar3 = (MPC83xx_PCI2_LOWER_MEM >> 12) & POBAR_BA_MASK;
ios->pocmr3 = POCMR_EN | POCMR_DST |
(((0xffffffff - (MPC83xx_PCI2_UPPER_MEM -
MPC83xx_PCI2_LOWER_MEM)) >> 12) & POCMR_CM_MASK);
/* mapped to PCI2 IO space */
ios->potar4 = (MPC83xx_PCI2_LOWER_IO >> 12) & POTAR_TA_MASK;
ios->pobar4 = (MPC83xx_PCI2_IO_BASE >> 12) & POBAR_BA_MASK;
ios->pocmr4 = POCMR_EN | POCMR_DST | POCMR_IO |
(((0xffffffff - (MPC83xx_PCI2_UPPER_IO -
MPC83xx_PCI2_LOWER_IO)) >> 12) & POCMR_CM_MASK);
/*
* Configure PCI Inbound Translation Windows
*/
pci_ctrl->pitar1 = 0x0;
pci_ctrl->pibar1 = 0x0;
pci_ctrl->piebar1 = 0x0;
pci_ctrl->piwar1 = PIWAR_EN | PIWAR_PF | PIWAR_RTT_SNOOP | PIWAR_WTT_SNOOP | PIWAR_IWS_2G;
/*
* Release PCI RST signal
*/
pci_ctrl->gcr = 0;
udelay(2000);
pci_ctrl->gcr = 1;
udelay(2000);
reg16 = 0xff;
early_read_config_word(hose, hose->first_busno, 0, PCI_COMMAND, ®16);
reg16 |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
early_write_config_word(hose, hose->first_busno, 0, PCI_COMMAND, reg16);
/*
* Clear non-reserved bits in status register.
*/
early_write_config_word(hose, hose->first_busno, 0, PCI_STATUS, 0xffff);
early_write_config_byte(hose, hose->first_busno, 0, PCI_LATENCY_TIMER, 0x80);
iounmap(pci_ctrl);
iounmap(ios);
}
void sg8100_cardbus_fixup(struct pci_controller *hose, int current_bus, int pci_devfn)
{
unsigned long ba;
unsigned int scr, mfr;
unsigned short bcr;
unsigned char dc;
/* Leave the cardbus slots in the reset state for now */
bcr = 0x0340;
early_write_config_word(hose, current_bus, pci_devfn, 0x3e, bcr);
/* Set to use serialized interrupts - the power on default */
dc = 0x66;
early_write_config_byte(hose, current_bus, pci_devfn, 0x92, dc);
/* Enable MFUNC0 to be interrupt source for slot */
scr = 0x28449060;
early_write_config_dword(hose, current_bus, pci_devfn, 0x80, scr);
mfr = 0x00001002;
early_write_config_dword(hose, current_bus, pci_devfn, 0x8c, mfr);
/* Turn of power to cardbus slot */
ba = 0;
early_read_config_dword(hose, current_bus, pci_devfn, PCI_BASE_ADDRESS_0, &ba);
if (ba) {
/* Request power off on cardbus slot */
writel(0, ba+0x4); /* MASK */
writel(0, ba+0x10); /* CONTROL */
}
}
static void __init
sandpoint_setup_winbond_83553(struct pci_controller *hose)
{
int devfn;
/*
* Route IDE interrupts directly to the 8259's IRQ 14 & 15.
* We can't route the IDE interrupt to PCI INTC# or INTD# because those
* woule interfere with the PMC's INTC# and INTD# lines.
*/
/*
* Winbond Fcn 0
*/
devfn = PCI_DEVFN(11,0);
early_write_config_byte(hose,
0,
devfn,
0x43, /* IDE Interrupt Routing Control */
0xef);
early_write_config_word(hose,
0,
devfn,
0x44, /* PCI Interrupt Routing Control */
0x0000);
/* Want ISA memory cycles to be forwarded to PCI bus */
early_write_config_byte(hose,
0,
devfn,
0x48, /* ISA-to-PCI Addr Decoder Control */
0xf0);
/* Enable Port 92. */
early_write_config_byte(hose,
0,
devfn,
0x4e, /* AT System Control Register */
0x06);
/*
* Winbond Fcn 1
*/
devfn = PCI_DEVFN(11,1);
/* Put IDE controller into native mode. */
early_write_config_byte(hose,
0,
devfn,
0x09, /* Programming interface Register */
0x8f);
/* Init IRQ routing, enable both ports, disable fast 16 */
early_write_config_dword(hose,
0,
devfn,
0x40, /* IDE Control/Status Register */
0x00ff0011);
return;
}
/**
* xilinx_pci_init - Find and register a Xilinx PCI host bridge
*/
void __init xilinx_pci_init(void)
{
struct pci_controller *hose;
struct resource r;
void __iomem *pci_reg;
struct device_node *pci_node;
pci_node = of_find_matching_node(NULL, xilinx_pci_match);
if(!pci_node)
return;
if (of_address_to_resource(pci_node, 0, &r)) {
pr_err("xilinx-pci: cannot resolve base address\n");
return;
}
hose = pcibios_alloc_controller(pci_node);
if (!hose) {
pr_err("xilinx-pci: pcibios_alloc_controller() failed\n");
return;
}
/* Setup config space */
setup_indirect_pci(hose, r.start + XPLB_PCI_ADDR,
r.start + XPLB_PCI_DATA,
PPC_INDIRECT_TYPE_SET_CFG_TYPE);
/* According to the xilinx plbv46_pci documentation the soft-core starts
* a self-init when the bus master enable bit is set. Without this bit
* set the pci bus can't be scanned.
*/
early_write_config_word(hose, 0, 0, PCI_COMMAND, PCI_HOST_ENABLE_CMD);
/* Set the max latency timer to 255 */
early_write_config_byte(hose, 0, 0, PCI_LATENCY_TIMER, 0xff);
/* Set the max bus number to 255 */
pci_reg = of_iomap(pci_node, 0);
out_8(pci_reg + XPLB_PCI_BUS, 0xff);
iounmap(pci_reg);
/* Nothing past the root bridge is working right now. By default
* exclude config access to anything except bus 0 */
if (!ppc_md.pci_exclude_device)
ppc_md.pci_exclude_device = xilinx_pci_exclude_device;
/* Register the host bridge with the linux kernel! */
pci_process_bridge_OF_ranges(hose, pci_node, 1);
pr_info("xilinx-pci: Registered PCI host bridge\n");
}
static void __init
mpc86xx_setup_pcie(struct pci_controller *hose, u32 pcie_offset, u32 lower_mem,
u32 upper_mem, u32 io_base)
{
volatile struct ccsr_pcie *pcie;
u16 cmd;
bd_t *binfo = (bd_t *) __res;
pcie = ioremap(binfo->bi_immr_base + pcie_offset,
MPC86xx_PCIE_SIZE);
early_read_config_word(hose, 0, 0, PCI_COMMAND, &cmd);
cmd |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER |
PCI_COMMAND_MEMORY | PCI_COMMAND_IO;
early_write_config_word(hose, 0, 0, PCI_COMMAND, cmd);
early_write_config_byte(hose, 0, 0, PCI_LATENCY_TIMER, 0x80);
/* Disable all windows (except pcieowar0 since its ignored) */
pcie->pcieowar1 = 0;
pcie->pcieowar2 = 0;
pcie->pcieowar3 = 0;
pcie->pcieowar4 = 0;
pcie->pcieiwar1 = 0;
pcie->pcieiwar1 = 0;
pcie->pcieiwar2 = 0;
pcie->pcieiwar3 = 0;
/* Setup Phys:PCIE 1:1 outbound mem window @ MPC86XX_PCIEn_LOWER_MEM */
pcie->pcieotar1 = (lower_mem >> 12) & 0x000fffff;
pcie->pcieotear1 = 0x00000000;
pcie->pcieowbar1 = (lower_mem >> 12) & 0x000fffff;
/* Enable, Mem R/W */
pcie->pcieowar1 = 0x80044000 |
(__ilog2(upper_mem - lower_mem + 1) - 1);
/* Setup outbound IO windows @ MPC86XX_PCIEn_IO_BASE */
pcie->pcieotar2 = (MPC86XX_PCIE_LOWER_IO >> 12) & 0x000fffff;
pcie->pcieotear2 = 0x00000000;
pcie->pcieowbar2 = (io_base >> 12) & 0x000fffff;
/* Enable, IO R/W */
pcie->pcieowar2 = 0x80088000 | (__ilog2(MPC86XX_PCIE_IO_SIZE) - 1);
/* Setup 2G inbound Memory Window @ 0 */
pcie->pcieitar1 = 0x00000000;
pcie->pcieiwbar1 = 0x00000000;
/* Enable, Prefetch, Local Mem, Snoop R/W, 2G */
pcie->pcieiwar1 = 0xa0f5501e;
}
static void __init
mpc85xx_setup_pci2(struct pci_controller *hose)
{
volatile struct ccsr_pci *pci;
unsigned short temps;
bd_t *binfo = (bd_t *) __res;
pci = ioremap(binfo->bi_immr_base + MPC85xx_PCI2_OFFSET,
MPC85xx_PCI2_SIZE);
early_read_config_word(hose, hose->bus_offset, 0, PCI_COMMAND, &temps);
temps |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
early_write_config_word(hose, hose->bus_offset, 0, PCI_COMMAND, temps);
early_write_config_byte(hose, hose->bus_offset, 0, PCI_LATENCY_TIMER, 0x80);
/* Disable all windows (except powar0 since its ignored) */
pci->powar1 = 0;
pci->powar2 = 0;
pci->powar3 = 0;
pci->powar4 = 0;
pci->piwar1 = 0;
pci->piwar2 = 0;
pci->piwar3 = 0;
/* Setup Phys:PCI 1:1 outbound mem window @ MPC85XX_PCI2_LOWER_MEM */
pci->potar1 = (MPC85XX_PCI2_LOWER_MEM >> 12) & 0x000fffff;
pci->potear1 = 0x00000000;
pci->powbar1 = (MPC85XX_PCI2_LOWER_MEM >> 12) & 0x000fffff;
/* Enable, Mem R/W */
pci->powar1 = 0x80044000 |
(__ilog2(MPC85XX_PCI2_UPPER_MEM - MPC85XX_PCI2_LOWER_MEM + 1) - 1);
/* Setup outbound IO windows @ MPC85XX_PCI2_IO_BASE */
pci->potar2 = (MPC85XX_PCI2_LOWER_IO >> 12) & 0x000fffff;
pci->potear2 = 0x00000000;
pci->powbar2 = (MPC85XX_PCI2_IO_BASE >> 12) & 0x000fffff;
/* Enable, IO R/W */
pci->powar2 = 0x80088000 | (__ilog2(MPC85XX_PCI2_IO_SIZE) - 1);
/* Setup 2G inbound Memory Window @ 0 */
pci->pitar1 = 0x00000000;
pci->piwbar1 = 0x00000000;
pci->piwar1 = 0xa0f5501e; /* Enable, Prefetch, Local
Mem, Snoop R/W, 2G */
}
void __init
lopec_setup_winbond_83553(struct pci_controller *hose)
{
int devfn;
devfn = PCI_DEVFN(11,0);
/* IDE interrupt routing (primary 14, secondary 15) */
early_write_config_byte(hose, 0, devfn, 0x43, 0xef);
/* PCI interrupt routing */
early_write_config_word(hose, 0, devfn, 0x44, 0x0000);
/* ISA-PCI address decoder */
early_write_config_byte(hose, 0, devfn, 0x48, 0xf0);
/* RTC, kb, not used in PPC */
early_write_config_byte(hose, 0, devfn, 0x4d, 0x00);
early_write_config_byte(hose, 0, devfn, 0x4e, 0x04);
devfn = PCI_DEVFN(11, 1);
early_write_config_byte(hose, 0, devfn, 0x09, 0x8f);
early_write_config_dword(hose, 0, devfn, 0x40, 0x00ff0011);
}
static void __init ppc4xx_configure_pci_PTMs(struct pci_controller *hose,
void __iomem *reg,
const struct resource *res)
{
resource_size_t size = res->end - res->start + 1;
u32 sa;
/* Calculate window size */
sa = (0xffffffffu << ilog2(size)) | 1;
sa |= 0x1;
/* RAM is always at 0 local for now */
writel(0, reg + PCIL0_PTM1LA);
writel(sa, reg + PCIL0_PTM1MS);
/* Map on PCI side */
early_write_config_dword(hose, hose->first_busno, 0,
PCI_BASE_ADDRESS_1, res->start);
early_write_config_dword(hose, hose->first_busno, 0,
PCI_BASE_ADDRESS_2, 0x00000000);
early_write_config_word(hose, hose->first_busno, 0,
PCI_COMMAND, 0x0006);
}
static void __init
katana_setup_bridge(void)
{
struct pci_controller hose;
struct mv64x60_setup_info si;
void __iomem *vaddr;
int i;
u32 v;
u16 val, type;
u8 save_exclude;
/*
* Some versions of the Katana firmware mistakenly change the vendor
* & device id fields in the bridge's pci device (visible via pci
* config accesses). This breaks mv64x60_init() because those values
* are used to identify the type of bridge that's there. Artesyn
* claims that the subsystem vendor/device id's will have the correct
* Marvell values so this code puts back the correct values from there.
*/
memset(&hose, 0, sizeof(hose));
vaddr = ioremap(CONFIG_MV64X60_NEW_BASE, MV64x60_INTERNAL_SPACE_SIZE);
setup_indirect_pci_nomap(&hose, vaddr + MV64x60_PCI0_CONFIG_ADDR,
vaddr + MV64x60_PCI0_CONFIG_DATA);
save_exclude = mv64x60_pci_exclude_bridge;
mv64x60_pci_exclude_bridge = 0;
early_read_config_word(&hose, 0, PCI_DEVFN(0, 0), PCI_VENDOR_ID, &val);
if (val != PCI_VENDOR_ID_MARVELL) {
early_read_config_word(&hose, 0, PCI_DEVFN(0, 0),
PCI_SUBSYSTEM_VENDOR_ID, &val);
early_write_config_word(&hose, 0, PCI_DEVFN(0, 0),
PCI_VENDOR_ID, val);
early_read_config_word(&hose, 0, PCI_DEVFN(0, 0),
PCI_SUBSYSTEM_ID, &val);
early_write_config_word(&hose, 0, PCI_DEVFN(0, 0),
PCI_DEVICE_ID, val);
}
/*
* While we're in here, set the hotswap register correctly.
* Turn off blue LED; mask ENUM#, clear insertion & extraction bits.
*/
early_read_config_dword(&hose, 0, PCI_DEVFN(0, 0),
MV64360_PCICFG_CPCI_HOTSWAP, &v);
v &= ~(1<<19);
v |= ((1<<17) | (1<<22) | (1<<23));
early_write_config_dword(&hose, 0, PCI_DEVFN(0, 0),
MV64360_PCICFG_CPCI_HOTSWAP, v);
/* While we're at it, grab the bridge type for later */
early_read_config_word(&hose, 0, PCI_DEVFN(0, 0), PCI_DEVICE_ID, &type);
mv64x60_pci_exclude_bridge = save_exclude;
iounmap(vaddr);
memset(&si, 0, sizeof(si));
si.phys_reg_base = CONFIG_MV64X60_NEW_BASE;
si.pci_1.enable_bus = 1;
si.pci_1.pci_io.cpu_base = KATANA_PCI1_IO_START_PROC_ADDR;
si.pci_1.pci_io.pci_base_hi = 0;
si.pci_1.pci_io.pci_base_lo = KATANA_PCI1_IO_START_PCI_ADDR;
si.pci_1.pci_io.size = KATANA_PCI1_IO_SIZE;
si.pci_1.pci_io.swap = MV64x60_CPU2PCI_SWAP_NONE;
si.pci_1.pci_mem[0].cpu_base = KATANA_PCI1_MEM_START_PROC_ADDR;
si.pci_1.pci_mem[0].pci_base_hi = KATANA_PCI1_MEM_START_PCI_HI_ADDR;
si.pci_1.pci_mem[0].pci_base_lo = KATANA_PCI1_MEM_START_PCI_LO_ADDR;
si.pci_1.pci_mem[0].size = KATANA_PCI1_MEM_SIZE;
si.pci_1.pci_mem[0].swap = MV64x60_CPU2PCI_SWAP_NONE;
si.pci_1.pci_cmd_bits = 0;
si.pci_1.latency_timer = 0x80;
for (i = 0; i < MV64x60_CPU2MEM_WINDOWS; i++) {
#if defined(CONFIG_NOT_COHERENT_CACHE)
si.cpu_prot_options[i] = 0;
si.enet_options[i] = MV64360_ENET2MEM_SNOOP_NONE;
si.mpsc_options[i] = MV64360_MPSC2MEM_SNOOP_NONE;
si.idma_options[i] = MV64360_IDMA2MEM_SNOOP_NONE;
si.pci_1.acc_cntl_options[i] =
MV64360_PCI_ACC_CNTL_SNOOP_NONE |
MV64360_PCI_ACC_CNTL_SWAP_NONE |
MV64360_PCI_ACC_CNTL_MBURST_128_BYTES |
MV64360_PCI_ACC_CNTL_RDSIZE_256_BYTES;
#else
si.cpu_prot_options[i] = 0;
si.enet_options[i] = MV64360_ENET2MEM_SNOOP_WB;
si.mpsc_options[i] = MV64360_MPSC2MEM_SNOOP_WB;
si.idma_options[i] = MV64360_IDMA2MEM_SNOOP_WB;
si.pci_1.acc_cntl_options[i] =
MV64360_PCI_ACC_CNTL_SNOOP_WB |
MV64360_PCI_ACC_CNTL_SWAP_NONE |
MV64360_PCI_ACC_CNTL_MBURST_32_BYTES |
((type == PCI_DEVICE_ID_MARVELL_MV64360) ?
MV64360_PCI_ACC_CNTL_RDSIZE_32_BYTES :
MV64360_PCI_ACC_CNTL_RDSIZE_256_BYTES);
#endif
}
/* Lookup PCI host bridges */
if (mv64x60_init(&bh, &si))
printk(KERN_WARNING "Bridge initialization failed.\n");
pci_dram_offset = 0; /* sys mem at same addr on PCI & cpu bus */
ppc_md.pci_swizzle = common_swizzle;
ppc_md.pci_map_irq = katana_map_irq;
ppc_md.pci_exclude_device = mv64x60_pci_exclude_device;
mv64x60_set_bus(&bh, 1, 0);
bh.hose_b->first_busno = 0;
bh.hose_b->last_busno = 0xff;
/*
* Need to access hotswap reg which is in the pci config area of the
* bridge's hose 0. Note that pcibios_alloc_controller() can't be used
* to alloc hose_a b/c that would make hose 0 known to the generic
* pci code which we don't want.
*/
bh.hose_a = &katana_hose_a;
setup_indirect_pci_nomap(bh.hose_a,
bh.v_base + MV64x60_PCI0_CONFIG_ADDR,
bh.v_base + MV64x60_PCI0_CONFIG_DATA);
}
static void __init
katana_setup_bridge(void)
{
struct pci_controller hose;
struct mv64x60_setup_info si;
void __iomem *vaddr;
int i;
u16 val;
u8 save_exclude;
/*
* Some versions of the Katana firmware mistakenly change the vendor
* & device id fields in the bridge's pci device (visible via pci
* config accesses). This breaks mv64x60_init() because those values
* are used to identify the type of bridge that's there. Artesyn
* claims that the subsystem vendor/device id's will have the correct
* Marvell values so this code puts back the correct values from there.
*/
memset(&hose, 0, sizeof(hose));
vaddr = ioremap(CONFIG_MV64X60_NEW_BASE, MV64x60_INTERNAL_SPACE_SIZE);
setup_indirect_pci_nomap(&hose, vaddr + MV64x60_PCI0_CONFIG_ADDR,
vaddr + MV64x60_PCI0_CONFIG_DATA);
save_exclude = mv64x60_pci_exclude_bridge;
mv64x60_pci_exclude_bridge = 0;
early_read_config_word(&hose, 0, PCI_DEVFN(0, 0), PCI_VENDOR_ID, &val);
if (val != PCI_VENDOR_ID_MARVELL) {
early_read_config_word(&hose, 0, PCI_DEVFN(0, 0),
PCI_SUBSYSTEM_VENDOR_ID, &val);
early_write_config_word(&hose, 0, PCI_DEVFN(0, 0),
PCI_VENDOR_ID, val);
early_read_config_word(&hose, 0, PCI_DEVFN(0, 0),
PCI_SUBSYSTEM_ID, &val);
early_write_config_word(&hose, 0, PCI_DEVFN(0, 0),
PCI_DEVICE_ID, val);
}
mv64x60_pci_exclude_bridge = save_exclude;
iounmap(vaddr);
memset(&si, 0, sizeof(si));
si.phys_reg_base = CONFIG_MV64X60_NEW_BASE;
si.pci_1.enable_bus = 1;
si.pci_1.pci_io.cpu_base = KATANA_PCI1_IO_START_PROC_ADDR;
si.pci_1.pci_io.pci_base_hi = 0;
si.pci_1.pci_io.pci_base_lo = KATANA_PCI1_IO_START_PCI_ADDR;
si.pci_1.pci_io.size = KATANA_PCI1_IO_SIZE;
si.pci_1.pci_io.swap = MV64x60_CPU2PCI_SWAP_NONE;
si.pci_1.pci_mem[0].cpu_base = KATANA_PCI1_MEM_START_PROC_ADDR;
si.pci_1.pci_mem[0].pci_base_hi = KATANA_PCI1_MEM_START_PCI_HI_ADDR;
si.pci_1.pci_mem[0].pci_base_lo = KATANA_PCI1_MEM_START_PCI_LO_ADDR;
si.pci_1.pci_mem[0].size = KATANA_PCI1_MEM_SIZE;
si.pci_1.pci_mem[0].swap = MV64x60_CPU2PCI_SWAP_NONE;
si.pci_1.pci_cmd_bits = 0;
si.pci_1.latency_timer = 0x80;
for (i = 0; i < MV64x60_CPU2MEM_WINDOWS; i++) {
#if defined(CONFIG_NOT_COHERENT_CACHE)
si.cpu_prot_options[i] = 0;
si.enet_options[i] = MV64360_ENET2MEM_SNOOP_NONE;
si.mpsc_options[i] = MV64360_MPSC2MEM_SNOOP_NONE;
si.idma_options[i] = MV64360_IDMA2MEM_SNOOP_NONE;
si.pci_1.acc_cntl_options[i] =
MV64360_PCI_ACC_CNTL_SNOOP_NONE |
MV64360_PCI_ACC_CNTL_SWAP_NONE |
MV64360_PCI_ACC_CNTL_MBURST_128_BYTES |
MV64360_PCI_ACC_CNTL_RDSIZE_256_BYTES;
#else
si.cpu_prot_options[i] = 0;
si.enet_options[i] = MV64360_ENET2MEM_SNOOP_NONE; /* errata */
si.mpsc_options[i] = MV64360_MPSC2MEM_SNOOP_NONE; /* errata */
si.idma_options[i] = MV64360_IDMA2MEM_SNOOP_NONE; /* errata */
si.pci_1.acc_cntl_options[i] =
MV64360_PCI_ACC_CNTL_SNOOP_WB |
MV64360_PCI_ACC_CNTL_SWAP_NONE |
MV64360_PCI_ACC_CNTL_MBURST_32_BYTES |
MV64360_PCI_ACC_CNTL_RDSIZE_32_BYTES;
#endif
}
/* Lookup PCI host bridges */
if (mv64x60_init(&bh, &si))
printk(KERN_WARNING "Bridge initialization failed.\n");
pci_dram_offset = 0; /* sys mem at same addr on PCI & cpu bus */
ppc_md.pci_swizzle = common_swizzle;
ppc_md.pci_map_irq = katana_map_irq;
ppc_md.pci_exclude_device = mv64x60_pci_exclude_device;
mv64x60_set_bus(&bh, 1, 0);
bh.hose_b->first_busno = 0;
bh.hose_b->last_busno = 0xff;
}