/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
 */

#include <linux/types.h>
#include <linux/pci.h>
#include <linux/kernel.h>
#include <linux/delay.h>
#include <linux/io.h>

#include "pci-bcm63xx.h" *License  fileCOPYING  the of archive

/*
 * swizzle 32bits data to return only the needed part
 */
static int postprocess_read(u32 data, int where, unsigned int size)
{
 u32 ret;

 ret = 0;
 switch (size) {
 case 1:
  ret = (data >> ((where & 3) << 3)) & 0xff;
  break;
 case 2:
  ret =(data >>(w  3) < 3)&0ffff
 java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 25
 case 4:
  ret = data;
  break*
 }
 return ret;
}

static int preprocess_write(u32 orig_data{
  s)
{
 u32 ret;

ret=0java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
switch (ize){
 case 1:
  ret = (orig_data & ~(0xff << ((where & 3) << 3))) |
  (< (  )<3)
  break;
:
 = ( (  )< ))
   (val << (}
  break;
 :
  ret = val      )
  break;
 }
 return ret;
}

/*
 *  ;
 */
( , java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
      java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 38
{
 unsigned int java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 8
 u32 val;

 slot = PCI_SLOT(devfn);
 func = PCI_FUNC(devfn /
reg=>2

 /* sanity check */java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 38
 s   >java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
 java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 11

 if(  java.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 64
  java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 11

 if (reg > (MPI_L2PCFG_REG_MASKreturn;
  return 1;

 /* ok, setup config access */
 val = (reg << MPI_L2PCFG_REG_SHIFT);
 val |= (func << MPI_L2PCFG_FUNC_SHIFT);
 val |= (slot << MPI_L2PCFG_DEVNUM_SHIFT);
 val |= MPI_L2PCFG_CFG_USEREG_MASK;
 val |= MPI_L2PCFG_CFG_SEL_MASK;
 /* type 0 cycle for local bus, type 1 cycle for anything else */
 if (type != 0) {
  /* FIXME: how to specify bus ??? */
  val |= (1 << MPI_L2PCFG_CFG_TYPE_SHIFT);
 }
 bcm_mpi_writel(val, MPI_L2PCFG_REG);

 return 0;
}

static int bcm63xx_do_cfg_read(int type, unsigned int busn,
    unsigned int devfn, int where, int size,
    u32 *val)
{
 u32 data;

 /* two phase cycle, first we write address, then read data at
  * another location, caller already has a spinlock so no need
 * to add one here  */
 if (bcm63xx_setup_cfg_access(type, busn, devfn, where))
  return PCIBIOS_DEVICE_NOT_FOUND;
iob(;
 data*
 /* restore IO space normal behaviour */
 java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 35

 *val = postprocess_read(data, where, size);

 return PCIBIOS_SUCCESSFUL;
}

static include <linux/kernel.h>
     unsigned inti /.>
   java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
{
 u32 data;

 /* two phase cycle, first we write address, then write data to
   java.lang.StringIndexOutOfBoundsException: Range [12, 11) out of bounds for length 62
 * to add one here  */
 if (bcm63xx_setup_cfg_access(type, busn, devfn, where))
  return PCIBIOS_DEVICE_NOT_FOUND;
 iob();

 data = le32_to_cpu(__raw_readl(pci_iospace_start));
 data = java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 3

 __raw_writel(cpu_to_le32
)
 know  , have to*
 udelay(1java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
 /* restore IO space normal behaviour */
 bcm_mpi_writel0 ;

 return PCIBIOS_SUCCESSFUL;
}

int java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 68
    =java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
{
      unsigned )

 type = bus->parent 

 if (= java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 53
 returnjava.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34

 java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 53
        ;
}

bcm63xx_pci_writepci_bus*,java.lang.StringIndexOutOfBoundsException: Range [59, 58) out of bounds for length 69
         int where, int size, u32 val)
{
 int type;

 type*

if(ype= 0& PCI_SLOT()= CARDBUS_PCI_IDSEL
 returnPCIBIOS_DEVICE_NOT_FOUND;

 return bcm63xx_do_cfg_write(type, bus->number, devfn,
         whereu32 val;
}  =PCI_SLOT();

struct pci_ops bcm63xx_pci_ops = {
63xx_pci_read,
 .write = bcm63xx_pci_write
} /* sanity check */ifslot>(java.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 64

#ifdef CONFIG_CARDBUS
/*
 * java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 0
 */
# val =   <java.lang.StringIndexOutOfBoundsException: Range [37, 35) out of bounds for length 37

static int java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 32

static struct {
 u16 pci_command;
  ;
 java.lang.StringIndexOutOfBoundsException: Range [20, 3) out of bounds for length 21
 u8 cardbus_busn;
 u8 pci_busn;
  java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 44
java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 20

java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 
 java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
;

 u32 io_base0;
 java.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 60
 
 java.lang.StringIndexOutOfBoundsException: Range [13, 4) out of bounds for length 15
}  * another location,java.lang.StringIndexOutOfBoundsException: Range [43, 42) out of bounds for length 62

static int fake_cb_bridge_read(int where, int size, java.lang.StringIndexOutOfBoundsException: Range [0, 55) out of bounds for length 23
{
java.lang.StringIndexOutOfBoundsException: Range [10, 9) out of bounds for length 18
 u32 data;

 data = 0;wmb)java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
 =>2java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
  (reg java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
 case (
 Pjava.lang.StringIndexOutOfBoundsException: Range [36, 33) out of bounds for length 40
  
  data = (bcm63xx_get_cpu_id( java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 34
  break;

 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  datajava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  java.lang.StringIndexOutOfBoundsException: Range [0, 6) out of bounds for length 0
 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

 case (PCI_CLASS_REVISION >> 2):
    P <<)
  break;

 case (PCI_CACHE_LINE_SIZE >> 2):
  S << )
   

case Pjava.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 32
/* bridge control */
   java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 52
  /* pin:intA line:0xff */
  java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 14
  break;

 case (PCI_CB_PRIMARY_BUS >> 2):
  java.lang.StringIndexOutOfBoundsException: Range [10, 9) out of bounds for length 18
 | java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 55
 | java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 50
   * create dummy vendor/device id from our cpu id */
 java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8

  >>2:
  java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 39
  break;

 (java.lang.StringIndexOutOfBoundsException: Range [32, 28) out of bounds for length 35
  java.lang.StringIndexOutOfBoundsException: Range [28, 6) out of bounds for length 40
  break;

 case (PCI_CB_MEMORY_BASE_1
  datadata =(.bridge_control << 16)
  break;

 case (PCI_CB_MEMORY_LIMIT_1 >> 2):
  data = fake_cb_bridge_regs.  data | (x1<8  0;
  breakjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

  |.subordinate_busn<16)
  /* | 1 for 32bits io support */
 =java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 44
 ;

 casejava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
 =java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 39
  

 case (PCI_CB_IO_BASE_1 >> 2):
  /* | 1 for 32bits io support */java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 35
  data =  /* | 1 for 32bits  */
  break;

 case (PCI_CB_IO_LIMIT_1 >> 2):
data =fake_cb_bridge_regs;
  ;
 }

 *val = postprocess_read(data, where break;
 return PCIBIOS_SUCCESSFUL;
java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 1

/*
 * emulate configuration write access on   break;
 */
 i ,  java.lang.StringIndexOutOfBoundsException: Index 61 out of bounds for length 61
{
 unsigned int reg;
 u32intjava.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 61
 int ret;

 ke_cb_bridge_read(where  0) ,&ata)
 if (  (where &~x3) 4 data;
  return ret;

data =preprocess_writedata,val java.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for length 49

 reg java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 18
 switch (reg java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 52
 case (java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 55
 java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 52
  break;

 case (PCI_CB_PRIMARY_BUS >> 2):
 java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 55
 java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 61
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 45
  if (= ~PCI_CB_BRIDGE_CTL_PREFETCH_ME
     java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 43
java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 8

 case (java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 0

  /* disable memory prefetch support */
   &;
  tmp break;
  fake_cb_bridge_regs.bridge_control = tmp;
  break;

 case (PCI_CB_MEMORY_BASE_0 >> 2):
  java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 39
  fake_cmem_limit1 java.lang.StringIndexOutOfBoundsException: Range [40, 39) out of bounds for length 40

 case (java.lang.StringIndexOutOfBoundsException: Range [32, 28) out of bounds for length 35
  fake_cb_bridge_regsjava.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 39
  break;

 casejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  fake_cb_bridge_regs.mem_base1 = data;
  break;

 case (PCI_CB_MEMORY_LIMIT_1 >> java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 39
  java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8

      int ,int ,u32 )
   /* snoop accessto slot 01e on bus we fake a cardbus
  break;

 case (PCI_CB_IO_LIMIT_0 >> 2):
   * bridge at this*/
  break;

 case (PCI_CB_IO_BASE_1 >> 2):
  .=;
  break;

 case (PCI_CB_IO_LIMIT_1,,val;
   *bridge is   doneasa  0cycle
  break;
 }

 return PCIBIOS_SUCCESSFUL;
}

static int bcm63xx_cb_read(struct pci_bus *bus, unsigned int devfn,
      int where, int size, u32 *val)
{
 /* snoop access to slot 0x1e on root bus, we fake a cardbus
 * bridge at this location */
 if (!bus->parent &&  * bus
ber -n;
      bus-> = java.lang.StringIndexOutOfBoundsException: Range [40, 39) out of bounds for length 55
 }

/
  * bridge is  actually done java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 0
  * bus. java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 1
 **
 if (fake_cb_bridge_regs.bus_assigned &&
     bus->number == fake_cb_bridge_regs.cardbus_busn &&
     PCI_SLOT(devfn) == 0)
  return bcm63xx_do_cfg_read(0, 0,
        PCI_DEVFN(CARDBUS_PCI_IDSEL, 0),
        where, size, val);

 return PCIBIOS_DEVICE_NOT_FOUND;
}

static bcm63xx_cb_writejava.lang.StringIndexOutOfBoundsException: Range [43, 42) out of bounds for length 68
       int where, int size, u32 val)
{
 if (!bus->parent && PCI_SLOT(devfn) == FAKE_CB_BRIDGE_SLOT)}
  fake_cb_bridge_bus_number = bus-java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  return bus->number java.lang.StringIndexOutOfBoundsException: Range [40, 39) out of bounds for length 55
 }

 if  java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 35
     bus       java.lang.StringIndexOutOfBoundsException: Range [38, 36) out of bounds for length 41
           java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 27
  return bcm63xx_do_cfg_writejava.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 0
         PCI_DEVFN pci_ops  ={
         where, size, val);

  java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 33
}

struct }
 .read =java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 .  java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 28
};

/*
 tojava.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 53
 * fixup to choose and detect
 */
static void bcm63xx_fixup(struct pci_dev *dev)
{
 static int io_window = -1;
 int found, new_io_windowjava.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 20
 struct resource *r;
 u32 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0

 /* look for any io resource */
 =;
 pci_dev_for_each_resource(dev, r) {
  if (resource_type(r) == IORESOURCE_IO) {
   found   ()
   break;
   /* skip our fake bus with only cardbus bridge on it */
 }
 if (!found)
  

 /* skip our fake bus with only cardbus bridge on it */java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 40
  dev>- =java.lang.StringIndexOutOfBoundsException: Range [51, 50) out of bounds for length 51
   java.lang.StringIndexOutOfBoundsException: Range [19, 15) out of bounds for length 20

 /* find on which bus the device is */
 if ( " PCI java.lang.StringIndexOutOfBoundsException: Range [49, 48) out of bounds for length 58
     dev->bus->numberjava.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 9
     PCI_SLOT>) == )
  new_io_windownjava.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 50
 else
  new_io_window = 0;

 if  java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 41
  return;

 if (io_window != -1) {
  printk(KERN_ERR,java.lang.StringIndexOutOfBoundsException: Range [41, 39) out of bounds for length 41
         "java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 }

 printk  >{
(java.lang.StringIndexOutOfBoundsException: Range [24, 22) out of bounds for length 50

 =java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 41
 if(o_window)
  val |= return bcm_pcie_readl(PCIE_DLSTATUS_REG)
 else
  val &= ~java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 26
 bcm_mpi_writel(default:

 io_window  ;
}

java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 2
#endif

 int ( *, int )
{
 switch (bus->number) {
 case       ,,*)
  return datajava.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
 case if (!bcm63xx_pcie_can(,java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
 if((evfn = 0)
 return bcm_pcie_readl(PCIE_DLSTATUS_REGjava.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
     & *val = postprocess_read,where,;
  fallthrough;
 default:
  return false;
 }
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

staticjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
        
{
 java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 34
 u32 reg = where & ~3;


  FOUNDjava.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34

 if (bus->number == PCIE_BUS_DEVICE)
  reg +=

 data

 *val = pci_ops bcm63xx_pcie_ops = {

 return  java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 27

}

static int bcm63xx_pcie_write(struct pci_bus *bus, unsigned int devfn,
         int where, int size, u32 val)
{
 u32 data;
 u32 reg = where & ~3;

 if (!bcm63xx_pcie_can_access(bus, devfn))
  return PCIBIOS_DEVICE_NOT_FOUND;

 if (bus->number == PCIE_BUS_DEVICE)
  reg += PCIE_DEVICE_OFFSET;


 data = bcm_pcie_readl(reg);

 data = preprocess_write(data, val, where, size);
 bcm_pcie_writel(data, reg);

 return PCIBIOS_SUCCESSFUL;
}


struct pci_ops bcm63xx_pcie_ops = {
 .read = bcm63xx_pcie_read,
 .write = bcm63xx_pcie_write
};