Subversion Repositories test_project

#ifndef LINUX_SSB_H_

#define LINUX_SSB_H_

#include <linux/device.h>

#include <linux/list.h>

#include <linux/types.h>

#include <linux/spinlock.h>

#include <linux/pci.h>

#include <linux/mod_devicetable.h>

#include <linux/ssb/ssb_regs.h>

struct pcmcia_device;

struct ssb_bus;

struct ssb_driver;

struct ssb_sprom_r1 {

        u16 pci_spid;           /* Subsystem Product ID for PCI */

        u16 pci_svid;           /* Subsystem Vendor ID for PCI */

        u16 pci_pid;            /* Product ID for PCI */

        u8 il0mac[6];           /* MAC address for 802.11b/g */

        u8 et0mac[6];           /* MAC address for Ethernet */

        u8 et1mac[6];           /* MAC address for 802.11a */

        u8 et0phyaddr:5;        /* MII address for enet0 */

        u8 et1phyaddr:5;        /* MII address for enet1 */

        u8 et0mdcport:1;        /* MDIO for enet0 */

        u8 et1mdcport:1;        /* MDIO for enet1 */

        u8 board_rev;           /* Board revision */

        u8 country_code:4;      /* Country Code */

        u8 antenna_a:2;         /* Antenna 0/1 available for A-PHY */

        u8 antenna_bg:2;        /* Antenna 0/1 available for B-PHY and G-PHY */

        u16 pa0b0;

        u16 pa0b1;

        u16 pa0b2;

        u16 pa1b0;

        u16 pa1b1;

        u16 pa1b2;

        u8 gpio0;               /* GPIO pin 0 */

        u8 gpio1;               /* GPIO pin 1 */

        u8 gpio2;               /* GPIO pin 2 */

        u8 gpio3;               /* GPIO pin 3 */

        u16 maxpwr_a;           /* A-PHY Power Amplifier Max Power (in dBm Q5.2) */

        u16 maxpwr_bg;          /* B/G-PHY Power Amplifier Max Power (in dBm Q5.2) */

        u8 itssi_a;             /* Idle TSSI Target for A-PHY */

        u8 itssi_bg;            /* Idle TSSI Target for B/G-PHY */

        u16 boardflags_lo;      /* Boardflags (low 16 bits) */

        u8 antenna_gain_a;      /* A-PHY Antenna gain (in dBm Q5.2) */

        u8 antenna_gain_bg;     /* B/G-PHY Antenna gain (in dBm Q5.2) */

        u8 oem[8];              /* OEM string (rev 1 only) */

};

struct ssb_sprom_r2 {

        u16 boardflags_hi;      /* Boardflags (high 16 bits) */

        u8 maxpwr_a_lo;         /* A-PHY Max Power Low */

        u8 maxpwr_a_hi;         /* A-PHY Max Power High */

        u16 pa1lob0;            /* A-PHY PA Low Settings */

        u16 pa1lob1;            /* A-PHY PA Low Settings */

        u16 pa1lob2;            /* A-PHY PA Low Settings */

        u16 pa1hib0;            /* A-PHY PA High Settings */

        u16 pa1hib1;            /* A-PHY PA High Settings */

        u16 pa1hib2;            /* A-PHY PA High Settings */

        u8 ofdm_pwr_off;        /* OFDM Power Offset from CCK Level */

        u8 country_str[2];      /* Two char Country Code */

};

struct ssb_sprom_r3 {

        u32 ofdmapo;            /* A-PHY OFDM Mid Power Offset */

        u32 ofdmalpo;           /* A-PHY OFDM Low Power Offset */

        u32 ofdmahpo;           /* A-PHY OFDM High Power Offset */

        u8 gpioldc_on_cnt;      /* GPIO LED Powersave Duty Cycle ON count */

        u8 gpioldc_off_cnt;     /* GPIO LED Powersave Duty Cycle OFF count */

        u8 cckpo_1M:4;          /* CCK Power Offset for Rate 1M */

        u8 cckpo_2M:4;          /* CCK Power Offset for Rate 2M */

        u8 cckpo_55M:4;         /* CCK Power Offset for Rate 5.5M */

        u8 cckpo_11M:4;         /* CCK Power Offset for Rate 11M */

        u32 ofdmgpo;            /* G-PHY OFDM Power Offset */

};

struct ssb_sprom_r4 {

        /* TODO */

};

struct ssb_sprom {

        u8 revision;

        u8 crc;

        /* The valid r# fields are selected by the "revision".

         * Revision 3 and lower inherit from lower revisions.

         */

        union {

                struct {

                        struct ssb_sprom_r1 r1;

                        struct ssb_sprom_r2 r2;

                        struct ssb_sprom_r3 r3;

                };

                struct ssb_sprom_r4 r4;

        };

};

/* Information about the PCB the circuitry is soldered on. */

struct ssb_boardinfo {

        u16 vendor;

        u16 type;

        u16 rev;

};

struct ssb_device;

/* Lowlevel read/write operations on the device MMIO.

 * Internal, don't use that outside of ssb. */

struct ssb_bus_ops {

        u16 (*read16)(struct ssb_device *dev, u16 offset);

        u32 (*read32)(struct ssb_device *dev, u16 offset);

        void (*write16)(struct ssb_device *dev, u16 offset, u16 value);

        void (*write32)(struct ssb_device *dev, u16 offset, u32 value);

};

/* Core-ID values. */

#define SSB_DEV_CHIPCOMMON      0x800

#define SSB_DEV_ILINE20         0x801

#define SSB_DEV_SDRAM           0x803

#define SSB_DEV_PCI             0x804

#define SSB_DEV_MIPS            0x805

#define SSB_DEV_ETHERNET        0x806

#define SSB_DEV_V90             0x807

#define SSB_DEV_USB11_HOSTDEV   0x808

#define SSB_DEV_ADSL            0x809

#define SSB_DEV_ILINE100        0x80A

#define SSB_DEV_IPSEC           0x80B

#define SSB_DEV_PCMCIA          0x80D

#define SSB_DEV_INTERNAL_MEM    0x80E

#define SSB_DEV_MEMC_SDRAM      0x80F

#define SSB_DEV_EXTIF           0x811

#define SSB_DEV_80211           0x812

#define SSB_DEV_MIPS_3302       0x816

#define SSB_DEV_USB11_HOST      0x817

#define SSB_DEV_USB11_DEV       0x818

#define SSB_DEV_USB20_HOST      0x819

#define SSB_DEV_USB20_DEV       0x81A

#define SSB_DEV_SDIO_HOST       0x81B

#define SSB_DEV_ROBOSWITCH      0x81C

#define SSB_DEV_PARA_ATA        0x81D

#define SSB_DEV_SATA_XORDMA     0x81E

#define SSB_DEV_ETHERNET_GBIT   0x81F

#define SSB_DEV_PCIE            0x820

#define SSB_DEV_MIMO_PHY        0x821

#define SSB_DEV_SRAM_CTRLR      0x822

#define SSB_DEV_MINI_MACPHY     0x823

#define SSB_DEV_ARM_1176        0x824

#define SSB_DEV_ARM_7TDMI       0x825

/* Vendor-ID values */

#define SSB_VENDOR_BROADCOM     0x4243

/* Some kernel subsystems poke with dev->drvdata, so we must use the

 * following ugly workaround to get from struct device to struct ssb_device */

struct __ssb_dev_wrapper {

        struct device dev;

        struct ssb_device *sdev;

};

struct ssb_device {

        /* Having a copy of the ops pointer in each dev struct

         * is an optimization. */

        const struct ssb_bus_ops *ops;

        struct device *dev;

        struct ssb_bus *bus;

        struct ssb_device_id id;

        u8 core_index;

        unsigned int irq;

        /* Internal-only stuff follows. */

        void *drvdata;          /* Per-device data */

        void *devtypedata;      /* Per-devicetype (eg 802.11) data */

};

/* Go from struct device to struct ssb_device. */

static inline

struct ssb_device * dev_to_ssb_dev(struct device *dev)

{

        struct __ssb_dev_wrapper *wrap;

        wrap = container_of(dev, struct __ssb_dev_wrapper, dev);

        return wrap->sdev;

}

/* Device specific user data */

static inline

void ssb_set_drvdata(struct ssb_device *dev, void *data)

{

        dev->drvdata = data;

}

static inline

void * ssb_get_drvdata(struct ssb_device *dev)

{

        return dev->drvdata;

}

/* Devicetype specific user data. This is per device-type (not per device) */

void ssb_set_devtypedata(struct ssb_device *dev, void *data);

static inline

void * ssb_get_devtypedata(struct ssb_device *dev)

{

        return dev->devtypedata;

}

struct ssb_driver {

        const char *name;

        const struct ssb_device_id *id_table;

        int (*probe)(struct ssb_device *dev, const struct ssb_device_id *id);

        void (*remove)(struct ssb_device *dev);

        int (*suspend)(struct ssb_device *dev, pm_message_t state);

        int (*resume)(struct ssb_device *dev);

        void (*shutdown)(struct ssb_device *dev);

        struct device_driver drv;

};

#define drv_to_ssb_drv(_drv) container_of(_drv, struct ssb_driver, drv)

extern int __ssb_driver_register(struct ssb_driver *drv, struct module *owner);

static inline int ssb_driver_register(struct ssb_driver *drv)

{

        return __ssb_driver_register(drv, THIS_MODULE);

}

extern void ssb_driver_unregister(struct ssb_driver *drv);

enum ssb_bustype {

        SSB_BUSTYPE_SSB,        /* This SSB bus is the system bus */

        SSB_BUSTYPE_PCI,        /* SSB is connected to PCI bus */

        SSB_BUSTYPE_PCMCIA,     /* SSB is connected to PCMCIA bus */

};

/* board_vendor */

#define SSB_BOARDVENDOR_BCM     0x14E4  /* Broadcom */

#define SSB_BOARDVENDOR_DELL    0x1028  /* Dell */

#define SSB_BOARDVENDOR_HP      0x0E11  /* HP */

/* board_type */

#define SSB_BOARD_BCM94306MP    0x0418

#define SSB_BOARD_BCM4309G      0x0421

#define SSB_BOARD_BCM4306CB     0x0417

#define SSB_BOARD_BCM4309MP     0x040C

#define SSB_BOARD_MP4318        0x044A

#define SSB_BOARD_BU4306        0x0416

#define SSB_BOARD_BU4309        0x040A

/* chip_package */

#define SSB_CHIPPACK_BCM4712S   1       /* Small 200pin 4712 */

#define SSB_CHIPPACK_BCM4712M   2       /* Medium 225pin 4712 */

#define SSB_CHIPPACK_BCM4712L   0        /* Large 340pin 4712 */

#include <linux/ssb/ssb_driver_chipcommon.h>

#include <linux/ssb/ssb_driver_mips.h>

#include <linux/ssb/ssb_driver_extif.h>

#include <linux/ssb/ssb_driver_pci.h>

struct ssb_bus {

        /* The MMIO area. */

        void __iomem *mmio;

        const struct ssb_bus_ops *ops;

        /* The core in the basic address register window. (PCI bus only) */

        struct ssb_device *mapped_device;

        /* Currently mapped PCMCIA segment. (bustype == SSB_BUSTYPE_PCMCIA only) */

        u8 mapped_pcmcia_seg;

        /* Lock for core and segment switching. */

        spinlock_t bar_lock;

        /* The bus this backplane is running on. */

        enum ssb_bustype bustype;

        /* Pointer to the PCI bus (only valid if bustype == SSB_BUSTYPE_PCI). */

        struct pci_dev *host_pci;

        /* Pointer to the PCMCIA device (only if bustype == SSB_BUSTYPE_PCMCIA). */

        struct pcmcia_device *host_pcmcia;

#ifdef CONFIG_SSB_PCIHOST

        /* Mutex to protect the SPROM writing. */

        struct mutex pci_sprom_mutex;

#endif

        /* ID information about the Chip. */

        u16 chip_id;

        u16 chip_rev;

        u8 chip_package;

        /* List of devices (cores) on the backplane. */

        struct ssb_device devices[SSB_MAX_NR_CORES];

        u8 nr_devices;

        /* Reference count. Number of suspended devices. */

        u8 suspend_cnt;

        /* Software ID number for this bus. */

        unsigned int busnumber;

        /* The ChipCommon device (if available). */

        struct ssb_chipcommon chipco;

        /* The PCI-core device (if available). */

        struct ssb_pcicore pcicore;

        /* The MIPS-core device (if available). */

        struct ssb_mipscore mipscore;

        /* The EXTif-core device (if available). */

        struct ssb_extif extif;

        /* The following structure elements are not available in early

         * SSB initialization. Though, they are available for regular

         * registered drivers at any stage. So be careful when

         * using them in the ssb core code. */

        /* ID information about the PCB. */

        struct ssb_boardinfo boardinfo;

        /* Contents of the SPROM. */

        struct ssb_sprom sprom;

        /* Internal-only stuff follows. Do not touch. */

        struct list_head list;

#ifdef CONFIG_SSB_DEBUG

        /* Is the bus already powered up? */

        bool powered_up;

        int power_warn_count;

#endif /* DEBUG */

};

/* The initialization-invariants. */

struct ssb_init_invariants {

        struct ssb_boardinfo boardinfo;

        struct ssb_sprom sprom;

};

/* Type of function to fetch the invariants. */

typedef int (*ssb_invariants_func_t)(struct ssb_bus *bus,

                                     struct ssb_init_invariants *iv);

/* Register a SSB system bus. get_invariants() is called after the

 * basic system devices are initialized.

 * The invariants are usually fetched from some NVRAM.

 * Put the invariants into the struct pointed to by iv. */

extern int ssb_bus_ssbbus_register(struct ssb_bus *bus,

                                   unsigned long baseaddr,

                                   ssb_invariants_func_t get_invariants);

#ifdef CONFIG_SSB_PCIHOST

extern int ssb_bus_pcibus_register(struct ssb_bus *bus,

                                   struct pci_dev *host_pci);

#endif /* CONFIG_SSB_PCIHOST */

#ifdef CONFIG_SSB_PCMCIAHOST

extern int ssb_bus_pcmciabus_register(struct ssb_bus *bus,

                                      struct pcmcia_device *pcmcia_dev,

                                      unsigned long baseaddr);

#endif /* CONFIG_SSB_PCMCIAHOST */

extern void ssb_bus_unregister(struct ssb_bus *bus);

extern u32 ssb_clockspeed(struct ssb_bus *bus);

/* Is the device enabled in hardware? */

int ssb_device_is_enabled(struct ssb_device *dev);

/* Enable a device and pass device-specific SSB_TMSLOW flags.

 * If no device-specific flags are available, use 0. */

void ssb_device_enable(struct ssb_device *dev, u32 core_specific_flags);

/* Disable a device in hardware and pass SSB_TMSLOW flags (if any). */

void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags);

/* Device MMIO register read/write functions. */

static inline u16 ssb_read16(struct ssb_device *dev, u16 offset)

{

        return dev->ops->read16(dev, offset);

}

static inline u32 ssb_read32(struct ssb_device *dev, u16 offset)

{

        return dev->ops->read32(dev, offset);

}

static inline void ssb_write16(struct ssb_device *dev, u16 offset, u16 value)

{

        dev->ops->write16(dev, offset, value);

}

static inline void ssb_write32(struct ssb_device *dev, u16 offset, u32 value)

{

        dev->ops->write32(dev, offset, value);

}

/* Translation (routing) bits that need to be ORed to DMA

 * addresses before they are given to a device. */

extern u32 ssb_dma_translation(struct ssb_device *dev);

#define SSB_DMA_TRANSLATION_MASK        0xC0000000

#define SSB_DMA_TRANSLATION_SHIFT       30

extern int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask);

#ifdef CONFIG_SSB_PCIHOST

/* PCI-host wrapper driver */

extern int ssb_pcihost_register(struct pci_driver *driver);

static inline void ssb_pcihost_unregister(struct pci_driver *driver)

{

        pci_unregister_driver(driver);

}

#endif /* CONFIG_SSB_PCIHOST */

/* If a driver is shutdown or suspended, call this to signal

 * that the bus may be completely powered down. SSB will decide,

 * if it's really time to power down the bus, based on if there

 * are other devices that want to run. */

extern int ssb_bus_may_powerdown(struct ssb_bus *bus);

/* Before initializing and enabling a device, call this to power-up the bus.

 * If you want to allow use of dynamic-power-control, pass the flag.

 * Otherwise static always-on powercontrol will be used. */

extern int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl);

/* Various helper functions */

extern u32 ssb_admatch_base(u32 adm);

extern u32 ssb_admatch_size(u32 adm);

#endif /* LINUX_SSB_H_ */