wsp_pci.c File Reference

#include <linux/kernel.h>
#include <linux/pci.h>
#include <linux/delay.h>
#include <linux/string.h>
#include <linux/init.h>
#include <linux/bootmem.h>
#include <linux/irq.h>
#include <linux/interrupt.h>
#include <linux/debugfs.h>
#include <asm/sections.h>
#include <asm/io.h>
#include <asm/prom.h>
#include <asm/pci-bridge.h>
#include <asm/machdep.h>
#include <asm/ppc-pci.h>
#include <asm/iommu.h>
#include <asm/io-workarounds.h>
#include <asm/debug.h>
#include "wsp.h"
#include "wsp_pci.h"
#include "msi.h"
#include <asm/io-defs.h>

Go to the source code of this file.

Data Structures
struct	wsp_dma_table
struct	wsp_phb

Macros
#define	DEBUG
#define	MAX_TABLE_TVT_COUNT   8
#define	NUM_DMA32_REGIONS   1
#define	cfg_debug(fmt...)
#define	TCE_SHIFT   12
#define	TCE_PAGE_SIZE   (1 << TCE_SHIFT)
#define	TCE_PCI_WRITE   0x2 /* write from PCI allowed */
#define	TCE_PCI_READ   0x1 /* read from PCI allowed */
#define	TCE_RPN_MASK   0x3fffffffffful /* 42-bit RPN (4K pages) */
#define	TCE_RPN_SHIFT   12
#define	dma_debug(fmt...)
#define	DUMP_REG(x)   pr_debug("%-30s : 0x%016llx\n", #x, in_be64(hose->cfg_data + x))
#define	DEF_PCI_AC_RET_pio(name, ret, at, al, aa)
#define	DEF_PCI_AC_NORET_pio(name, at, al, aa)
#define	DEF_PCI_AC_RET_mem(name, ret, at, al, aa)
#define	DEF_PCI_AC_NORET_mem(name, at, al, aa)
#define	DEF_PCI_AC_RET(name, ret, at, al, space, aa)   DEF_PCI_AC_RET_##space(name, ret, at, al, aa)
#define	DEF_PCI_AC_NORET(name, at, al, space, aa)   DEF_PCI_AC_NORET_##space(name, at, al, aa) \
#define	err_debug(fmt...)   pr_debug(fmt)
#define	DREG(x)   { PCIE_REG_##x, #x }
#define	DUTL(x)   { PCIE_UTL_##x, "UTL_" #x }

Functions
void __init	wsp_setup_pci (void)
	DEFINE_SIMPLE_ATTRIBUTE (wsp_pci_reg_fops, wsp_pci_reg_get, wsp_pci_reg_set,"0x%llx\n")
	arch_initcall (wsp_setup_pci_late)

Macro Definition Documentation

#define cfg_debug

(

fmt...

)

Definition at line 105 of file wsp_pci.c.

#define DEBUG

Definition at line 10 of file wsp_pci.c.

#define DEF_PCI_AC_NORET	(		name,
			at,
			al,
			space,
			aa
	)		DEF_PCI_AC_NORET_##space(name, at, al, aa) \

Definition at line 625 of file wsp_pci.c.

#define DEF_PCI_AC_NORET_mem	(		name,
			at,
			al,
			aa
	)

Definition at line 620 of file wsp_pci.c.

#define DEF_PCI_AC_NORET_pio	(		name,
			at,
			al,
			aa
	)

Value:

static void wsp_pci_##name at                   \
{                               \
	struct iowa_bus *bus;                  \
	struct wsp_phb *phb;                   \
    unsigned long flags;                    \
    bus = iowa_pio_find_bus(aa);                \
    WARN_ON(!bus);                      \
    phb = bus->private;                 \
    spin_lock_irqsave(&phb->lock, flags);           \
    wsp_pci_wait_io_idle(phb, aa);              \
    __do_##name al;                     \
    spin_unlock_irqrestore(&phb->lock, flags);      \
}

Definition at line 604 of file wsp_pci.c.

#define DEF_PCI_AC_RET	(		name,
			ret,
			at,
			al,
			space,
			aa
	)		DEF_PCI_AC_RET_##space(name, ret, at, al, aa)

Definition at line 622 of file wsp_pci.c.

#define DEF_PCI_AC_RET_mem	(		name,
			ret,
			at,
			al,
			aa
	)

Definition at line 619 of file wsp_pci.c.

#define DEF_PCI_AC_RET_pio	(		name,
			ret,
			at,
			al,
			aa
	)

Value:

static ret wsp_pci_##name at                    \
{                               \
	struct iowa_bus *bus;                  \
	struct wsp_phb *phb;                   \
    unsigned long flags;                    \
    ret rval;                       \
    bus = iowa_pio_find_bus(aa);                \
    WARN_ON(!bus);                      \
    phb = bus->private;                 \
    spin_lock_irqsave(&phb->lock, flags);           \
    wsp_pci_wait_io_idle(phb, aa);              \
    rval = __do_##name al;                  \
    spin_unlock_irqrestore(&phb->lock, flags);      \
    return rval;                        \
}

Definition at line 587 of file wsp_pci.c.

#define dma_debug

(

fmt...

)

Definition at line 229 of file wsp_pci.c.

#define DREG

(

x

)

{ PCIE_REG_##x, #x }

#define DUMP_REG

(

x

)

pr_debug("%-30s : 0x%016llx\n", #x, in_be64(hose->cfg_data + x))

#define DUTL

(

x

)

{ PCIE_UTL_##x, "UTL_" #x }

#define err_debug

(

fmt...

)

pr_debug(fmt)

Definition at line 745 of file wsp_pci.c.

#define MAX_TABLE_TVT_COUNT   8

Definition at line 41 of file wsp_pci.c.

#define NUM_DMA32_REGIONS   1

Definition at line 78 of file wsp_pci.c.

#define TCE_PAGE_SIZE   (1 << TCE_SHIFT)

Definition at line 222 of file wsp_pci.c.

#define TCE_PCI_READ   0x1 /* read from PCI allowed */

Definition at line 224 of file wsp_pci.c.

#define TCE_PCI_WRITE   0x2 /* write from PCI allowed */

Definition at line 223 of file wsp_pci.c.

#define TCE_RPN_MASK   0x3fffffffffful /* 42-bit RPN (4K pages) */

Definition at line 225 of file wsp_pci.c.

#define TCE_RPN_SHIFT   12

Definition at line 226 of file wsp_pci.c.

#define TCE_SHIFT   12

Definition at line 221 of file wsp_pci.c.

Function Documentation

arch_initcall

(

wsp_setup_pci_late

)

DEFINE_SIMPLE_ATTRIBUTE	(	wsp_pci_reg_fops	,
		wsp_pci_reg_get	,
		wsp_pci_reg_set	,
		"0x%llx\n"
	)

void __init wsp_setup_pci

(

void

)

Definition at line 717 of file wsp_pci.c.

Variable Documentation

const char* name

Definition at line 780 of file wsp_pci.c.

u32 offset

Definition at line 779 of file wsp_pci.c.