diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/Kconfig | 32 | ||||
| -rw-r--r-- | drivers/net/defxx.c | 928 | ||||
| -rw-r--r-- | drivers/net/defxx.h | 58 |
3 files changed, 664 insertions, 354 deletions
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index ad92b6a76ee6..b79711d441a4 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -2534,7 +2534,7 @@ config RIONET_RX_SIZE config FDDI bool "FDDI driver support" - depends on (PCI || EISA) + depends on (PCI || EISA || TC) help Fiber Distributed Data Interface is a high speed local area network design; essentially a replacement for high speed Ethernet. FDDI can @@ -2544,11 +2544,31 @@ config FDDI will say N. config DEFXX - tristate "Digital DEFEA and DEFPA adapter support" - depends on FDDI && (PCI || EISA) - help - This is support for the DIGITAL series of EISA (DEFEA) and PCI - (DEFPA) controllers which can connect you to a local FDDI network. + tristate "Digital DEFTA/DEFEA/DEFPA adapter support" + depends on FDDI && (PCI || EISA || TC) + ---help--- + This is support for the DIGITAL series of TURBOchannel (DEFTA), + EISA (DEFEA) and PCI (DEFPA) controllers which can connect you + to a local FDDI network. + + To compile this driver as a module, choose M here: the module + will be called defxx. If unsure, say N. + +config DEFXX_MMIO + bool + prompt "Use MMIO instead of PIO" if PCI || EISA + depends on DEFXX + default n if PCI || EISA + default y + ---help--- + This instructs the driver to use EISA or PCI memory-mapped I/O + (MMIO) as appropriate instead of programmed I/O ports (PIO). + Enabling this gives an improvement in processing time in parts + of the driver, but it may cause problems with EISA (DEFEA) + adapters. TURBOchannel does not have the concept of I/O ports, + so MMIO is always used for these (DEFTA) adapters. + + If unsure, say N. config SKFP tristate "SysKonnect FDDI PCI support" diff --git a/drivers/net/defxx.c b/drivers/net/defxx.c index dc3ab3b5c8cb..07d2731c1aa8 100644 --- a/drivers/net/defxx.c +++ b/drivers/net/defxx.c @@ -10,10 +10,12 @@ * * Abstract: * A Linux device driver supporting the Digital Equipment Corporation - * FDDI EISA and PCI controller families. Supported adapters include: + * FDDI TURBOchannel, EISA and PCI controller families. Supported + * adapters include: * - * DEC FDDIcontroller/EISA (DEFEA) - * DEC FDDIcontroller/PCI (DEFPA) + * DEC FDDIcontroller/TURBOchannel (DEFTA) + * DEC FDDIcontroller/EISA (DEFEA) + * DEC FDDIcontroller/PCI (DEFPA) * * The original author: * LVS Lawrence V. Stefani <lstefani@yahoo.com> @@ -193,24 +195,27 @@ * 14 Aug 2004 macro Fix device names reported. * 14 Jun 2005 macro Use irqreturn_t. * 23 Oct 2006 macro Big-endian host support. + * 14 Dec 2006 macro TURBOchannel support. */ /* Include files */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/string.h> -#include <linux/errno.h> -#include <linux/ioport.h> -#include <linux/slab.h> -#include <linux/interrupt.h> -#include <linux/pci.h> +#include <linux/bitops.h> #include <linux/delay.h> +#include <linux/dma-mapping.h> +#include <linux/eisa.h> +#include <linux/errno.h> +#include <linux/fddidevice.h> #include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/ioport.h> +#include <linux/kernel.h> +#include <linux/module.h> #include <linux/netdevice.h> -#include <linux/fddidevice.h> +#include <linux/pci.h> #include <linux/skbuff.h> -#include <linux/bitops.h> +#include <linux/slab.h> +#include <linux/string.h> +#include <linux/tc.h> #include <asm/byteorder.h> #include <asm/io.h> @@ -219,8 +224,8 @@ /* Version information string should be updated prior to each new release! */ #define DRV_NAME "defxx" -#define DRV_VERSION "v1.09" -#define DRV_RELDATE "2006/10/23" +#define DRV_VERSION "v1.10" +#define DRV_RELDATE "2006/12/14" static char version[] __devinitdata = DRV_NAME ": " DRV_VERSION " " DRV_RELDATE @@ -235,12 +240,41 @@ static char version[] __devinitdata = */ #define NEW_SKB_SIZE (PI_RCV_DATA_K_SIZE_MAX+128) +#define __unused __attribute__ ((unused)) + +#ifdef CONFIG_PCI +#define DFX_BUS_PCI(dev) (dev->bus == &pci_bus_type) +#else +#define DFX_BUS_PCI(dev) 0 +#endif + +#ifdef CONFIG_EISA +#define DFX_BUS_EISA(dev) (dev->bus == &eisa_bus_type) +#else +#define DFX_BUS_EISA(dev) 0 +#endif + +#ifdef CONFIG_TC +#define DFX_BUS_TC(dev) (dev->bus == &tc_bus_type) +#else +#define DFX_BUS_TC(dev) 0 +#endif + +#ifdef CONFIG_DEFXX_MMIO +#define DFX_MMIO 1 +#else +#define DFX_MMIO 0 +#endif + /* Define module-wide (static) routines */ static void dfx_bus_init(struct net_device *dev); +static void dfx_bus_uninit(struct net_device *dev); static void dfx_bus_config_check(DFX_board_t *bp); -static int dfx_driver_init(struct net_device *dev, const char *print_name); +static int dfx_driver_init(struct net_device *dev, + const char *print_name, + resource_size_t bar_start); static int dfx_adap_init(DFX_board_t *bp, int get_buffers); static int dfx_open(struct net_device *dev); @@ -273,13 +307,13 @@ static void dfx_xmt_flush(DFX_board_t *bp); /* Define module-wide (static) variables */ -static struct net_device *root_dfx_eisa_dev; +static struct pci_driver dfx_pci_driver; +static struct eisa_driver dfx_eisa_driver; +static struct tc_driver dfx_tc_driver; /* * ======================= - * = dfx_port_write_byte = - * = dfx_port_read_byte = * = dfx_port_write_long = * = dfx_port_read_long = * ======================= @@ -291,12 +325,11 @@ static struct net_device *root_dfx_eisa_dev; * None * * Arguments: - * bp - pointer to board information - * offset - register offset from base I/O address - * data - for dfx_port_write_byte and dfx_port_write_long, this - * is a value to write. - * for dfx_port_read_byte and dfx_port_read_byte, this - * is a pointer to store the read value. + * bp - pointer to board information + * offset - register offset from base I/O address + * data - for dfx_port_write_long, this is a value to write; + * for dfx_port_read_long, this is a pointer to store + * the read value * * Functional Description: * These routines perform the correct operation to read or write @@ -310,7 +343,7 @@ static struct net_device *root_dfx_eisa_dev; * registers using the register offsets defined in DEFXX.H. * * PCI port block base addresses are assigned by the PCI BIOS or system - * firmware. There is one 128 byte port block which can be accessed. It + * firmware. There is one 128 byte port block which can be accessed. It * allows for I/O mapping of both PDQ and PFI registers using the register * offsets defined in DEFXX.H. * @@ -318,7 +351,7 @@ static struct net_device *root_dfx_eisa_dev; * None * * Assumptions: - * bp->base_addr is a valid base I/O address for this adapter. + * bp->base is a valid base I/O address for this adapter. * offset is a valid register offset for this adapter. * * Side Effects: @@ -329,69 +362,135 @@ static struct net_device *root_dfx_eisa_dev; * advantage of strict data type checking. */ -static inline void dfx_port_write_byte( - DFX_board_t *bp, - int offset, - u8 data - ) +static inline void dfx_writel(DFX_board_t *bp, int offset, u32 data) +{ + writel(data, bp->base.mem + offset); + mb(); +} - { - u16 port = bp->base_addr + offset; +static inline void dfx_outl(DFX_board_t *bp, int offset, u32 data) +{ + outl(data, bp->base.port + offset); +} - outb(data, port); - } +static void dfx_port_write_long(DFX_board_t *bp, int offset, u32 data) +{ + struct device __unused *bdev = bp->bus_dev; + int dfx_bus_tc = DFX_BUS_TC(bdev); + int dfx_use_mmio = DFX_MMIO || dfx_bus_tc; -static inline void dfx_port_read_byte( - DFX_board_t *bp, - int offset, - u8 *data - ) + if (dfx_use_mmio) + dfx_writel(bp, offset, data); + else + dfx_outl(bp, offset, data); +} - { - u16 port = bp->base_addr + offset; - *data = inb(port); - } +static inline void dfx_readl(DFX_board_t *bp, int offset, u32 *data) +{ + mb(); + *data = readl(bp->base.mem + offset); +} -static inline void dfx_port_write_long( - DFX_board_t *bp, - int offset, - u32 data - ) +static inline void dfx_inl(DFX_board_t *bp, int offset, u32 *data) +{ + *data = inl(bp->base.port + offset); +} - { - u16 port = bp->base_addr + offset; +static void dfx_port_read_long(DFX_board_t *bp, int offset, u32 *data) +{ + struct device __unused *bdev = bp->bus_dev; + int dfx_bus_tc = DFX_BUS_TC(bdev); + int dfx_use_mmio = DFX_MMIO || dfx_bus_tc; - outl(data, port); - } + if (dfx_use_mmio) + dfx_readl(bp, offset, data); + else + dfx_inl(bp, offset, data); +} -static inline void dfx_port_read_long( - DFX_board_t *bp, - int offset, - u32 *data - ) - { - u16 port = bp->base_addr + offset; +/* + * ================ + * = dfx_get_bars = + * ================ + * + * Overview: + * Retrieves the address range used to access control and status + * registers. + * + * Returns: + * None + * + * Arguments: + * bdev - pointer to device information + * bar_start - pointer to store the start address + * bar_len - pointer to store the length of the area + * + * Assumptions: + * I am sure there are some. + * + * Side Effects: + * None + */ +static void dfx_get_bars(struct device *bdev, + resource_size_t *bar_start, resource_size_t *bar_len) +{ + int dfx_bus_pci = DFX_BUS_PCI(bdev); + int dfx_bus_eisa = DFX_BUS_EISA(bdev); + int dfx_bus_tc = DFX_BUS_TC(bdev); + int dfx_use_mmio = DFX_MMIO || dfx_bus_tc; - *data = inl(port); - } + if (dfx_bus_pci) { + int num = dfx_use_mmio ? 0 : 1; + *bar_start = pci_resource_start(to_pci_dev(bdev), num); + *bar_len = pci_resource_len(to_pci_dev(bdev), num); + } + if (dfx_bus_eisa) { + unsigned long base_addr = to_eisa_device(bdev)->base_addr; + resource_size_t bar; + + if (dfx_use_mmio) { + bar = inb(base_addr + PI_ESIC_K_MEM_ADD_CMP_2); + bar <<= 8; + bar |= inb(base_addr + PI_ESIC_K_MEM_ADD_CMP_1); + bar <<= 8; + bar |= inb(base_addr + PI_ESIC_K_MEM_ADD_CMP_0); + bar <<= 16; + *bar_start = bar; + bar = inb(base_addr + PI_ESIC_K_MEM_ADD_MASK_2); + bar <<= 8; + bar |= inb(base_addr + PI_ESIC_K_MEM_ADD_MASK_1); + bar <<= 8; + bar |= inb(base_addr + PI_ESIC_K_MEM_ADD_MASK_0); + bar <<= 16; + *bar_len = (bar | PI_MEM_ADD_MASK_M) + 1; + } else { + *bar_start = base_addr; + *bar_len = PI_ESIC_K_CSR_IO_LEN; + } + } + if (dfx_bus_tc) { + *bar_start = to_tc_dev(bdev)->resource.start + + PI_TC_K_CSR_OFFSET; + *bar_len = PI_TC_K_CSR_LEN; + } +} /* - * ============= - * = dfx_init_one_pci_or_eisa = - * ============= + * ================ + * = dfx_register = + * ================ * * Overview: - * Initializes a supported FDDI EISA or PCI controller + * Initializes a supported FDDI controller * * Returns: * Condition code * * Arguments: - * pdev - pointer to pci device information (NULL for EISA) - * ioaddr - pointer to port (NULL for PCI) + * bdev - pointer to device information * * Functional Description: * @@ -407,56 +506,74 @@ static inline void dfx_port_read_long( * initialized and the board resources are read and stored in * the device structure. */ -static int __devinit dfx_init_one_pci_or_eisa(struct pci_dev *pdev, long ioaddr) +static int __devinit dfx_register(struct device *bdev) { static int version_disp; - char *print_name = DRV_NAME; + int dfx_bus_pci = DFX_BUS_PCI(bdev); + int dfx_bus_tc = DFX_BUS_TC(bdev); + int dfx_use_mmio = DFX_MMIO || dfx_bus_tc; + char *print_name = bdev->bus_id; struct net_device *dev; DFX_board_t *bp; /* board pointer */ + resource_size_t bar_start = 0; /* pointer to port */ + resource_size_t bar_len = 0; /* resource length */ int alloc_size; /* total buffer size used */ - int err; + struct resource *region; + int err = 0; if (!version_disp) { /* display version info if adapter is found */ version_disp = 1; /* set display flag to TRUE so that */ printk(version); /* we only display this string ONCE */ } - if (pdev != NULL) - print_name = pci_name(pdev); - dev = alloc_fddidev(sizeof(*bp)); if (!dev) { - printk(KERN_ERR "%s: unable to allocate fddidev, aborting\n", + printk(KERN_ERR "%s: Unable to allocate fddidev, aborting\n", print_name); return -ENOMEM; } /* Enable PCI device. */ - if (pdev != NULL) { - err = pci_enable_device (pdev); - if (err) goto err_out; - ioaddr = pci_resource_start (pdev, 1); + if (dfx_bus_pci && pci_enable_device(to_pci_dev(bdev))) { + printk(KERN_ERR "%s: Cannot enable PCI device, aborting\n", + print_name); + goto err_out; } SET_MODULE_OWNER(dev); - if (pdev != NULL) - SET_NETDEV_DEV(dev, &pdev->dev); + SET_NETDEV_DEV(dev, bdev); + + bp = netdev_priv(dev); + bp->bus_dev = bdev; + dev_set_drvdata(bdev, dev); - bp = dev->priv; + dfx_get_bars(bdev, &bar_start, &bar_len); - if (!request_region(ioaddr, - pdev ? PFI_K_CSR_IO_LEN : PI_ESIC_K_CSR_IO_LEN, - print_name)) { + if (dfx_use_mmio) + region = request_mem_region(bar_start, bar_len, print_name); + else + region = request_region(bar_start, bar_len, print_name); + if (!region) { printk(KERN_ERR "%s: Cannot reserve I/O resource " - "0x%x @ 0x%lx, aborting\n", print_name, - pdev ? PFI_K_CSR_IO_LEN : PI_ESIC_K_CSR_IO_LEN, ioaddr); + "0x%lx @ 0x%lx, aborting\n", + print_name, (long)bar_len, (long)bar_start); err = -EBUSY; - goto err_out; + goto err_out_disable; } - /* Initialize new device structure */ + /* Set up I/O base address. */ + if (dfx_use_mmio) { + bp->base.mem = ioremap_nocache(bar_start, bar_len); + if (!bp->base.mem) { + printk(KERN_ERR "%s: Cannot map MMIO\n", print_name); + goto err_out_region; + } + } else { + bp->base.port = bar_start; + dev->base_addr = bar_start; + } - dev->base_addr = ioaddr; /* save port (I/O) base address */ + /* Initialize new device structure */ dev->get_stats = dfx_ctl_get_stats; dev->open = dfx_open; @@ -465,22 +582,12 @@ static int __devinit dfx_init_one_pci_or_eisa(struct pci_dev *pdev, long ioaddr) dev->set_multicast_list = dfx_ctl_set_multicast_list; dev->set_mac_address = dfx_ctl_set_mac_address; - if (pdev == NULL) { - /* EISA board */ - bp->bus_type = DFX_BUS_TYPE_EISA; - bp->next = root_dfx_eisa_dev; - root_dfx_eisa_dev = dev; - } else { - /* PCI board */ - bp->bus_type = DFX_BUS_TYPE_PCI; - bp->pci_dev = pdev; - pci_set_drvdata (pdev, dev); - pci_set_master (pdev); - } + if (dfx_bus_pci) + pci_set_master(to_pci_dev(bdev)); - if (dfx_driver_init(dev, print_name) != DFX_K_SUCCESS) { + if (dfx_driver_init(dev, print_name, bar_start) != DFX_K_SUCCESS) { err = -ENODEV; - goto err_out_region; + goto err_out_unmap; } err = register_netdev(dev); @@ -499,44 +606,28 @@ err_out_kfree: sizeof(PI_CONSUMER_BLOCK) + (PI_ALIGN_K_DESC_BLK - 1); if (bp->kmalloced) - pci_free_consistent(pdev, alloc_size, - bp->kmalloced, bp->kmalloced_dma); + dma_free_coherent(bdev, alloc_size, + bp->kmalloced, bp->kmalloced_dma); + +err_out_unmap: + if (dfx_use_mmio) + iounmap(bp->base.mem); + err_out_region: - release_region(ioaddr, pdev ? PFI_K_CSR_IO_LEN : PI_ESIC_K_CSR_IO_LEN); + if (dfx_use_mmio) + release_mem_region(bar_start, bar_len); + else + release_region(bar_start, bar_len); + +err_out_disable: + if (dfx_bus_pci) + pci_disable_device(to_pci_dev(bdev)); + err_out: free_netdev(dev); return err; } -static int __devinit dfx_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) -{ - return dfx_init_one_pci_or_eisa(pdev, 0); -} - -static int __init dfx_eisa_init(void) -{ - int rc = -ENODEV; - int i; /* used in for loops */ - u16 port; /* temporary I/O (port) address */ - u32 slot_id; /* EISA hardware (slot) ID read from adapter */ - - DBG_printk("In dfx_eisa_init...\n"); - - /* Scan for FDDI EISA controllers */ - - for (i=0; i < DFX_MAX_EISA_SLOTS; i++) /* only scan for up to 16 EISA slots */ - { - port = (i << 12) + PI_ESIC_K_SLOT_ID; /* port = I/O address for reading slot ID */ - slot_id = inl(port); /* read EISA HW (slot) ID */ - if ((slot_id & 0xF0FFFFFF) == DEFEA_PRODUCT_ID) - { - port = (i << 12); /* recalc base addr */ - - if (dfx_init_one_pci_or_eisa(NULL, port) == 0) rc = 0; - } - } - return rc; -} /* * ================ @@ -544,7 +635,7 @@ static int __init dfx_eisa_init(void) * ================ * * Overview: - * Initializes EISA and PCI controller bus-specific logic. + * Initializes the bus-specific controller logic. * * Returns: * None @@ -560,7 +651,7 @@ static int __init dfx_eisa_init(void) * None * * Assumptions: - * dev->base_addr has already been set with the proper + * bp->base has already been set with the proper * base I/O address for this device. * * Side Effects: @@ -571,87 +662,103 @@ static int __init dfx_eisa_init(void) static void __devinit dfx_bus_init(struct net_device *dev) { - DFX_board_t *bp = dev->priv; - u8 val; /* used for I/O read/writes */ + DFX_board_t *bp = netdev_priv(dev); + struct device *bdev = bp->bus_dev; + int dfx_bus_pci = DFX_BUS_PCI(bdev); + int dfx_bus_eisa = DFX_BUS_EISA(bdev); + int dfx_bus_tc = DFX_BUS_TC(bdev); + int dfx_use_mmio = DFX_MMIO || dfx_bus_tc; + u8 val; DBG_printk("In dfx_bus_init...\n"); - /* - * Initialize base I/O address field in bp structure - * - * Note: bp->base_addr is the same as dev->base_addr. - * It's useful because often we'll need to read - * or write registers where we already have the - * bp pointer instead of the dev pointer. Having - * the base address in the bp structure will - * save a pointer dereference. - * - * IMPORTANT!! This field must be defined before - * any of the dfx_port_* inline functions are - * called. - */ - - bp->base_addr = dev->base_addr; - - /* And a pointer back to the net_device struct */ + /* Initialize a pointer back to the net_device struct */ bp->dev = dev; /* Initialize adapter based on bus type */ - if (bp->bus_type == DFX_BUS_TYPE_EISA) - { - /* Get the interrupt level from the ESIC chip */ - - dfx_port_read_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, &val); - switch ((val & PI_CONFIG_STAT_0_M_IRQ) >> PI_CONFIG_STAT_0_V_IRQ) - { - case PI_CONFIG_STAT_0_IRQ_K_9: - dev->irq = 9; - break; - - case PI_CONFIG_STAT_0_IRQ_K_10: - dev->irq = 10; - break; + if (dfx_bus_tc) + dev->irq = to_tc_dev(bdev)->interrupt; + if (dfx_bus_eisa) { + unsigned long base_addr = to_eisa_device(bdev)->base_addr; - case PI_CONFIG_STAT_0_IRQ_K_11: - dev->irq = 11; - break; + /* Get the interrupt level from the ESIC chip. */ + val = inb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0); + val &= PI_CONFIG_STAT_0_M_IRQ; + val >>= PI_CONFIG_STAT_0_V_IRQ; - case PI_CONFIG_STAT_0_IRQ_K_15: - dev->irq = 15; - break; - } - - /* Enable access to I/O on the board by writing 0x03 to Function Control Register */ + switch (val) { + case PI_CONFIG_STAT_0_IRQ_K_9: + dev->irq = 9; + break; - dfx_port_write_byte(bp, PI_ESIC_K_FUNCTION_CNTRL, PI_ESIC_K_FUNCTION_CNTRL_IO_ENB); + case PI_CONFIG_STAT_0_IRQ_K_10: + dev->irq = 10; + break; - /* Set the I/O decode range of the board */ + case PI_CONFIG_STAT_0_IRQ_K_11: + dev->irq = 11; + break; - val = ((dev->base_addr >> 12) << PI_IO_CMP_V_SLOT); - dfx_port_write_byte(bp, PI_ESIC_K_IO_CMP_0_1, val); - dfx_port_write_byte(bp, PI_ESIC_K_IO_CMP_1_1, val); + case PI_CONFIG_STAT_0_IRQ_K_15: + dev->irq = 15; + break; + } - /* Enable access to rest of module (including PDQ and packet memory) */ + /* + * Enable memory decoding (MEMCS0) and/or port decoding + * (IOCS1/IOCS0) as appropriate in Function Control + * Register. One of the port chip selects seems to be + * used for the Burst Holdoff register, but this bit of + * documentation is missing and as yet it has not been + * determined which of the two. This is also the reason + * the size of the decoded port range is twice as large + * as one required by the PDQ. + */ - dfx_port_write_byte(bp, PI_ESIC_K_SLOT_CNTRL, PI_SLOT_CNTRL_M_ENB); + /* Set the decode range of the board. */ + val = ((bp->base.port >> 12) << PI_IO_CMP_V_SLOT); + outb(base_addr + PI_ESIC_K_IO_ADD_CMP_0_1, val); + outb(base_addr + PI_ESIC_K_IO_ADD_CMP_0_0, 0); + outb(base_addr + PI_ESIC_K_IO_ADD_CMP_1_1, val); + outb(base_addr + PI_ESIC_K_IO_ADD_CMP_1_0, 0); + val = PI_ESIC_K_CSR_IO_LEN - 1; + outb(base_addr + PI_ESIC_K_IO_ADD_MASK_0_1, (val >> 8) & 0xff); + outb(base_addr + PI_ESIC_K_IO_ADD_MASK_0_0, val & 0xff); + outb(base_addr + PI_ESIC_K_IO_ADD_MASK_1_1, (val >> 8) & 0xff); + outb(base_addr + PI_ESIC_K_IO_ADD_MASK_1_0, val & 0xff); + + /* Enable the decoders. */ + val = PI_FUNCTION_CNTRL_M_IOCS1 | PI_FUNCTION_CNTRL_M_IOCS0; + if (dfx_use_mmio) + val |= PI_FUNCTION_CNTRL_M_MEMCS0; + outb(base_addr + PI_ESIC_K_FUNCTION_CNTRL, val); /* - * Map PDQ registers into I/O space. This is done by clearing a bit - * in Burst Holdoff register. + * Enable access to the rest of the module + * (including PDQ and packet memory). */ + val = PI_SLOT_CNTRL_M_ENB; + outb(base_addr + PI_ESIC_K_SLOT_CNTRL, val); - dfx_port_read_byte(bp, PI_ESIC_K_BURST_HOLDOFF, &val); - dfx_port_write_byte(bp, PI_ESIC_K_BURST_HOLDOFF, (val & ~PI_BURST_HOLDOFF_M_MEM_MAP)); + /* + * Map PDQ registers into memory or port space. This is + * done with a bit in the Burst Holdoff register. + */ + val = inb(base_addr + PI_DEFEA_K_BURST_HOLDOFF); + if (dfx_use_mmio) + val |= PI_BURST_HOLDOFF_V_MEM_MAP; + else + val &= ~PI_BURST_HOLDOFF_V_MEM_MAP; + outb(base_addr + PI_DEFEA_K_BURST_HOLDOFF, val); /* Enable interrupts at EISA bus interface chip (ESIC) */ - - dfx_port_read_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, &val); - dfx_port_write_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, (val | PI_CONFIG_STAT_0_M_INT_ENB)); - } - else - { - struct pci_dev *pdev = bp->pci_dev; + val = inb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0); + val |= PI_CONFIG_STAT_0_M_INT_ENB; + outb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0, val); + } + if (dfx_bus_pci) { + struct pci_dev *pdev = to_pci_dev(bdev); /* Get the interrupt level from the PCI Configuration Table */ @@ -660,17 +767,70 @@ static void __devinit dfx_bus_init(struct net_device *dev) /* Check Latency Timer and set if less than minimal */ pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &val); - if (val < PFI_K_LAT_TIMER_MIN) /* if less than min, override with default */ - { + if (val < PFI_K_LAT_TIMER_MIN) { val = PFI_K_LAT_TIMER_DEF; pci_write_config_byte(pdev, PCI_LATENCY_TIMER, val); - } + } /* Enable interrupts at PCI bus interface chip (PFI) */ + val = PFI_MODE_M_PDQ_INT_ENB | PFI_MODE_M_DMA_ENB; + dfx_port_write_long(bp, PFI_K_REG_MODE_CTRL, val); + } +} - dfx_port_write_long(bp, PFI_K_REG_MODE_CTRL, (PFI_MODE_M_PDQ_INT_ENB | PFI_MODE_M_DMA_ENB)); - } +/* + * ================== + * = dfx_bus_uninit = + * ================== + * + * Overview: + * Uninitializes the bus-specific controller logic. + * + * Returns: + * None + * + * Arguments: + * dev - pointer to device information + * + * Functional Description: + * Perform bus-specific logic uninitialization. + * + * Return Codes: + * None + * + * Assumptions: + * bp->base has already been set with the proper + * base I/O address for this device. + * + * Side Effects: + * Interrupts are disabled at the adapter bus-specific logic. + */ + +static void __devinit dfx_bus_uninit(struct net_device *dev) +{ + DFX_board_t *bp = netdev_priv(dev); + struct device *bdev = bp->bus_dev; + int dfx_bus_pci = DFX_BUS_PCI(bdev); + int dfx_bus_eisa = DFX_BUS_EISA(bdev); + u8 val; + + DBG_printk("In dfx_bus_uninit...\n"); + + /* Uninitialize adapter based on bus type */ + + if (dfx_bus_eisa) { + unsigned long base_addr = to_eisa_device(bdev)->base_addr; + + /* Disable interrupts at EISA bus interface chip (ESIC) */ + val = inb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0); + val &= ~PI_CONFIG_STAT_0_M_INT_ENB; + outb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0, val); + } + if (dfx_bus_pci) { + /* Disable interrupts at PCI bus interface chip (PFI) */ + dfx_port_write_long(bp, PFI_K_REG_MODE_CTRL, 0); } +} /* @@ -705,18 +865,16 @@ static void __devinit dfx_bus_init(struct net_device *dev) static void __devinit dfx_bus_config_check(DFX_board_t *bp) { + struct device __unused *bdev = bp->bus_dev; + int dfx_bus_eisa = DFX_BUS_EISA(bdev); int status; /* return code from adapter port control call */ - u32 slot_id; /* EISA-bus hardware id (DEC3001, DEC3002,...) */ u32 host_data; /* LW data returned from port control call */ DBG_printk("In dfx_bus_config_check...\n"); /* Configuration check only valid for EISA adapter */ - if (bp->bus_type == DFX_BUS_TYPE_EISA) - { - dfx_port_read_long(bp, PI_ESIC_K_SLOT_ID, &slot_id); - + if (dfx_bus_eisa) { /* * First check if revision 2 EISA controller. Rev. 1 cards used * PDQ revision B, so no workaround needed in this case. Rev. 3 @@ -724,14 +882,11 @@ static void __devinit dfx_bus_config_check(DFX_board_t *bp) * case, either. Only Rev. 2 cards used either Rev. D or E * chips, so we must verify the chip revision on Rev. 2 cards. */ - - if (slot_id == DEFEA_PROD_ID_2) - { + if (to_eisa_device(bdev)->id.driver_data == DEFEA_PROD_ID_2) { /* - * Revision 2 FDDI EISA controller found, so let's check PDQ - * revision of adapter. + * Revision 2 FDDI EISA controller found, + * so let's check PDQ revision of adapter. */ - status = dfx_hw_port_ctrl_req(bp, PI_PCTRL_M_SUB_CMD, PI_SUB_CMD_K_PDQ_REV_GET, @@ -805,13 +960,20 @@ static void __devinit dfx_bus_config_check(DFX_board_t *bp) */ static int __devinit dfx_driver_init(struct net_device *dev, - const char *print_name) + const char *print_name, + resource_size_t bar_start) { - DFX_board_t *bp = dev->priv; - int alloc_size; /* total buffer size needed */ - char *top_v, *curr_v; /* virtual addrs into memory block */ - dma_addr_t top_p, curr_p; /* physical addrs into memory block */ - u32 data; /* host data register value */ + DFX_board_t *bp = netdev_priv(dev); + struct device *bdev = bp->bus_dev; + int dfx_bus_pci = DFX_BUS_PCI(bdev); + int dfx_bus_eisa = DFX_BUS_EISA(bdev); + int dfx_bus_tc = DFX_BUS_TC(bdev); + int dfx_use_mmio = DFX_MMIO || dfx_bus_tc; + int alloc_size; /* total buffer size needed */ + char *top_v, *curr_v; /* virtual addrs into memory block */ + dma_addr_t top_p, curr_p; /* physical addrs into memory block */ + u32 data, le32; /* host data register value */ + char *board_name = NULL; DBG_printk("In dfx_driver_init...\n"); @@ -860,8 +1022,8 @@ static int __devinit dfx_driver_init(struct net_device *dev, print_name); return(DFX_K_FAILURE); } - data = cpu_to_le32(data); - memcpy(&bp->factory_mac_addr[0], &data, sizeof(u32)); + le32 = cpu_to_le32(data); + memcpy(&bp->factory_mac_addr[0], &le32, sizeof(u32)); if (dfx_hw_port_ctrl_req(bp, PI_PCTRL_M_MLA, PI_PDATA_A_MLA_K_HI, 0, &data) != DFX_K_SUCCESS) { @@ -869,8 +1031,8 @@ static int __devinit dfx_driver_init(struct net_device *dev, print_name); return(DFX_K_FAILURE); } - data = cpu_to_le32(data); - memcpy(&bp->factory_mac_addr[4], &data, sizeof(u16)); + le32 = cpu_to_le32(data); + memcpy(&bp->factory_mac_addr[4], &le32, sizeof(u16)); /* * Set current address to factory address @@ -880,20 +1042,18 @@ static int __devinit dfx_driver_init(struct net_device *dev, */ memcpy(dev->dev_addr, bp->factory_mac_addr, FDDI_K_ALEN); - if (bp->bus_type == DFX_BUS_TYPE_EISA) - printk("%s: DEFEA at I/O addr = 0x%lX, IRQ = %d, " - "Hardware addr = %02X-%02X-%02X-%02X-%02X-%02X\n", - print_name, dev->base_addr, dev->irq, - dev->dev_addr[0], dev->dev_addr[1], - dev->dev_addr[2], dev->dev_addr[3], - dev->dev_addr[4], dev->dev_addr[5]); - else - printk("%s: DEFPA at I/O addr = 0x%lX, IRQ = %d, " - "Hardware addr = %02X-%02X-%02X-%02X-%02X-%02X\n", - print_name, dev->base_addr, dev->irq, - dev->dev_addr[0], dev->dev_addr[1], - dev->dev_addr[2], dev->dev_addr[3], - dev->dev_addr[4], dev->dev_addr[5]); + if (dfx_bus_tc) + board_name = "DEFTA"; + if (dfx_bus_eisa) + board_name = "DEFEA"; + if (dfx_bus_pci) + board_name = "DEFPA"; + pr_info("%s: %s at %saddr = 0x%llx, IRQ = %d, " + "Hardware addr = %02X-%02X-%02X-%02X-%02X-%02X\n", + print_name, board_name, dfx_use_mmio ? "" : "I/O ", + (long long)bar_start, dev->irq, + dev->dev_addr[0], dev->dev_addr[1], dev->dev_addr[2], + dev->dev_addr[3], dev->dev_addr[4], dev->dev_addr[5]); /* * Get memory for descriptor block, consumer block, and other buffers @@ -908,8 +1068,9 @@ static int __devinit dfx_driver_init(struct net_device *dev, #endif sizeof(PI_CONSUMER_BLOCK) + (PI_ALIGN_K_DESC_BLK - 1); - bp->kmalloced = top_v = pci_alloc_consistent(bp->pci_dev, alloc_size, - &bp->kmalloced_dma); + bp->kmalloced = top_v = dma_alloc_coherent(bp->bus_dev, alloc_size, + &bp->kmalloced_dma, + GFP_ATOMIC); if (top_v == NULL) { printk("%s: Could not allocate memory for host buffers " "and structures!\n", print_name); @@ -1219,14 +1380,15 @@ static int dfx_adap_init(DFX_board_t *bp, int get_buffers) static int dfx_open(struct net_device *dev) { + DFX_board_t *bp = netdev_priv(dev); int ret; - DFX_board_t *bp = dev->priv; DBG_printk("In dfx_open...\n"); /* Register IRQ - support shared interrupts by passing device ptr */ - ret = request_irq(dev->irq, dfx_interrupt, IRQF_SHARED, dev->name, dev); + ret = request_irq(dev->irq, dfx_interrupt, IRQF_SHARED, dev->name, + dev); if (ret) { printk(KERN_ERR "%s: Requested IRQ %d is busy\n", dev->name, dev->irq); return ret; @@ -1309,7 +1471,7 @@ static int dfx_open(struct net_device *dev) static int dfx_close(struct net_device *dev) { - DFX_board_t *bp = dev->priv; + DFX_board_t *bp = netdev_priv(dev); DBG_printk("In dfx_close...\n"); @@ -1645,7 +1807,7 @@ static void dfx_int_type_0_process(DFX_board_t *bp) static void dfx_int_common(struct net_device *dev) { - DFX_board_t *bp = dev->priv; + DFX_board_t *bp = netdev_priv(dev); PI_UINT32 port_status; /* Port Status register */ /* Process xmt interrupts - frequent case, so always call this routine */ @@ -1715,18 +1877,16 @@ static void dfx_int_common(struct net_device *dev) static irqreturn_t dfx_interrupt(int irq, void *dev_id) { - struct net_device *dev = dev_id; - DFX_board_t *bp; /* private board structure pointer */ - - /* Get board pointer only if device structure is valid */ - - bp = dev->priv; - - /* See if we're already servicing an interrupt */ + struct net_device *dev = dev_id; + DFX_board_t *bp = netdev_priv(dev); + struct device *bdev = bp->bus_dev; + int dfx_bus_pci = DFX_BUS_PCI(bdev); + int dfx_bus_eisa = DFX_BUS_EISA(bdev); + int dfx_bus_tc = DFX_BUS_TC(bdev); /* Service adapter interrupts */ - if (bp->bus_type == DFX_BUS_TYPE_PCI) { + if (dfx_bus_pci) { u32 status; dfx_port_read_long(bp, PFI_K_REG_STATUS, &status); @@ -1750,10 +1910,12 @@ static irqreturn_t dfx_interrupt(int irq, void *dev_id) PFI_MODE_M_DMA_ENB)); spin_unlock(&bp->lock); - } else { + } + if (dfx_bus_eisa) { + unsigned long base_addr = to_eisa_device(bdev)->base_addr; u8 status; - dfx_port_read_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, &status); + status = inb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0); if (!(status & PI_CONFIG_STAT_0_M_PEND)) return IRQ_NONE; @@ -1761,15 +1923,35 @@ static irqreturn_t dfx_interrupt(int irq, void *dev_id) /* Disable interrupts at the ESIC */ status &= ~PI_CONFIG_STAT_0_M_INT_ENB; - dfx_port_write_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, status); + outb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0, status); /* Call interrupt service routine for this adapter */ dfx_int_common(dev); /* Reenable interrupts at the ESIC */ - dfx_port_read_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, &status); + status = inb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0); status |= PI_CONFIG_STAT_0_M_INT_ENB; - dfx_port_write_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, status); + outb(base_addr + PI_ESIC_K_IO_CONFIG_STAT_0, status); + + spin_unlock(&bp->lock); + } + if (dfx_bus_tc) { + u32 status; + + dfx_port_read_long(bp, PI_PDQ_K_REG_PORT_STATUS, &status); + if (!(status & (PI_PSTATUS_M_RCV_DATA_PENDING | + PI_PSTATUS_M_XMT_DATA_PENDING | + PI_PSTATUS_M_SMT_HOST_PENDING | + PI_PSTATUS_M_UNSOL_PENDING | + PI_PSTATUS_M_CMD_RSP_PENDING | + PI_PSTATUS_M_CMD_REQ_PENDING | + PI_PSTATUS_M_TYPE_0_PENDING))) + return IRQ_NONE; + + spin_lock(&bp->lock); + + /* Call interrupt service routine for this adapter */ + dfx_int_common(dev); spin_unlock(&bp->lock); } @@ -1823,7 +2005,7 @@ static irqreturn_t dfx_interrupt(int irq, void *dev_id) static struct net_device_stats *dfx_ctl_get_stats(struct net_device *dev) { - DFX_board_t *bp = dev->priv; + DFX_board_t *bp = netdev_priv(dev); /* Fill the bp->stats structure with driver-maintained counters */ @@ -2009,8 +2191,8 @@ static struct net_device_stats *dfx_ctl_get_stats(struct net_device *dev) */ static void dfx_ctl_set_multicast_list(struct net_device *dev) - { - DFX_board_t *bp = dev->priv; +{ + DFX_board_t *bp = netdev_priv(dev); int i; /* used as index in for loop */ struct dev_mc_list *dmi; /* ptr to multicast addr entry */ @@ -2124,8 +2306,8 @@ static void dfx_ctl_set_multicast_list(struct net_device *dev) static int dfx_ctl_set_mac_address(struct net_device *dev, void *addr) { - DFX_board_t *bp = dev->priv; struct sockaddr *p_sockaddr = (struct sockaddr *)addr; + DFX_board_t *bp = netdev_priv(dev); /* Copy unicast address to driver-maintained structs and update count */ @@ -2764,9 +2946,9 @@ static int dfx_rcv_init(DFX_board_t *bp, int get_buffers) my_skb_align(newskb, 128); bp->descr_block_virt->rcv_data[i + j].long_1 = - (u32)pci_map_single(bp->pci_dev, newskb->data, + (u32)dma_map_single(bp->bus_dev, newskb->data, NEW_SKB_SIZE, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); /* * p_rcv_buff_va is only used inside the * kernel so we put the skb pointer here. @@ -2880,17 +3062,17 @@ static void dfx_rcv_queue_process( my_skb_align(newskb, 128); skb = (struct sk_buff *)bp->p_rcv_buff_va[entry]; - pci_unmap_single(bp->pci_dev, + dma_unmap_single(bp->bus_dev, bp->descr_block_virt->rcv_data[entry].long_1, NEW_SKB_SIZE, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); skb_reserve(skb, RCV_BUFF_K_PADDING); bp->p_rcv_buff_va[entry] = (char *)newskb; bp->descr_block_virt->rcv_data[entry].long_1 = - (u32)pci_map_single(bp->pci_dev, + (u32)dma_map_single(bp->bus_dev, newskb->data, NEW_SKB_SIZE, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); } else skb = NULL; } else @@ -3010,7 +3192,7 @@ static int dfx_xmt_queue_pkt( ) { - DFX_board_t *bp = dev->priv; + DFX_board_t *bp = netdev_priv(dev); u8 prod; /* local transmit producer index */ PI_XMT_DESCR *p_xmt_descr; /* ptr to transmit descriptor block entry */ XMT_DRIVER_DESCR *p_xmt_drv_descr; /* ptr to transmit driver descriptor */ @@ -3116,8 +3298,8 @@ static int dfx_xmt_queue_pkt( */ p_xmt_descr->long_0 = (u32) (PI_XMT_DESCR_M_SOP | PI_XMT_DESCR_M_EOP | ((skb->len) << PI_XMT_DESCR_V_SEG_LEN)); - p_xmt_descr->long_1 = (u32)pci_map_single(bp->pci_dev, skb->data, - skb->len, PCI_DMA_TODEVICE); + p_xmt_descr->long_1 = (u32)dma_map_single(bp->bus_dev, skb->data, + skb->len, DMA_TO_DEVICE); /* * Verify that descriptor is actually available @@ -3220,10 +3402,10 @@ static int dfx_xmt_done(DFX_board_t *bp) /* Return skb to operating system */ comp = bp->rcv_xmt_reg.index.xmt_comp; - pci_unmap_single(bp->pci_dev, + dma_unmap_single(bp->bus_dev, bp->descr_block_virt->xmt_data[comp].long_1, p_xmt_drv_descr->p_skb->len, - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); dev_kfree_skb_irq(p_xmt_drv_descr->p_skb); /* @@ -3344,10 +3526,10 @@ static void dfx_xmt_flush( DFX_board_t *bp ) /* Return skb to operating system */ comp = bp->rcv_xmt_reg.index.xmt_comp; - pci_unmap_single(bp->pci_dev, + dma_unmap_single(bp->bus_dev, bp->descr_block_virt->xmt_data[comp].long_1, p_xmt_drv_descr->p_skb->len, - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); dev_kfree_skb(p_xmt_drv_descr->p_skb); /* Increment transmit error counter */ @@ -3375,13 +3557,44 @@ static void dfx_xmt_flush( DFX_board_t *bp ) bp->cons_block_virt->xmt_rcv_data = prod_cons; } -static void __devexit dfx_remove_one_pci_or_eisa(struct pci_dev *pdev, struct net_device *dev) +/* + * ================== + * = dfx_unregister = + * ================== + * + * Overview: + * Shuts down an FDDI controller + * + * Returns: + * Condition code + * + * Arguments: + * bdev - pointer to device information + * + * Functional Description: + * + * Return Codes: + * None + * + * Assumptions: + * It compiles so it should work :-( (PCI cards do :-) + * + * Side Effects: + * Device structures for FDDI adapters (fddi0, fddi1, etc) are + * freed. + */ +static void __devexit dfx_unregister(struct device *bdev) { - DFX_board_t *bp = dev->priv; + struct net_device *dev = dev_get_drvdata(bdev); + DFX_board_t *bp = netdev_priv(dev); + int dfx_bus_pci = DFX_BUS_PCI(bdev); + int dfx_bus_tc = DFX_BUS_TC(bdev); + int dfx_use_mmio = DFX_MMIO || dfx_bus_tc; + resource_size_t bar_start = 0; /* pointer to port */ + resource_size_t bar_len = 0; /* resource length */ int alloc_size; /* total buffer size used */ unregister_netdev(dev); - release_region(dev->base_addr, pdev ? PFI_K_CSR_IO_LEN : PI_ESIC_K_CSR_IO_LEN ); alloc_size = sizeof(PI_DESCR_BLOCK) + PI_CMD_REQ_K_SIZE_MAX + PI_CMD_RSP_K_SIZE_MAX + @@ -3391,78 +3604,141 @@ static void __devexit dfx_remove_one_pci_or_eisa(struct pci_dev *pdev, struct ne sizeof(PI_CONSUMER_BLOCK) + (PI_ALIGN_K_DESC_BLK - 1); if (bp->kmalloced) - pci_free_consistent(pdev, alloc_size, bp->kmalloced, - bp->kmalloced_dma); + dma_free_coherent(bdev, alloc_size, + bp->kmalloced, bp->kmalloced_dma); + + dfx_bus_uninit(dev); + + dfx_get_bars(bdev, &bar_start, &bar_len); + if (dfx_use_mmio) { + iounmap(bp->base.mem); + release_mem_region(bar_start, bar_len); + } else + release_region(bar_start, bar_len); + + if (dfx_bus_pci) + pci_disable_device(to_pci_dev(bdev)); + free_netdev(dev); } -static void __devexit dfx_remove_one (struct pci_dev *pdev) -{ - struct net_device *dev = pci_get_drvdata(pdev); - dfx_remove_one_pci_or_eisa(pdev, dev); - pci_set_drvdata(pdev, NULL); -} +static int __devinit __unused dfx_dev_register(struct device *); +static int __devexit __unused dfx_dev_unregister(struct device *); -static struct pci_device_id dfx_pci_tbl[] = { - { PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_FDDI, PCI_ANY_ID, PCI_ANY_ID, }, - { 0, } +#ifdef CONFIG_PCI +static int __devinit dfx_pci_register(struct pci_dev *, + const struct pci_device_id *); +static void __devexit dfx_pci_unregister(struct pci_dev *); + +static struct pci_device_id dfx_pci_table[] = { + { PCI_DEVICE(PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_FDDI) }, + { } }; -MODULE_DEVICE_TABLE(pci, dfx_pci_tbl); +MODULE_DEVICE_TABLE(pci, dfx_pci_table); -static struct pci_driver dfx_driver = { +static struct pci_driver dfx_pci_driver = { .name = "defxx", - .probe = dfx_init_one, - .remove = __devexit_p(dfx_remove_one), - .id_table = dfx_pci_tbl, + .id_table = dfx_pci_table, + .probe = dfx_pci_register, + .remove = __devexit_p(dfx_pci_unregister), }; -static int dfx_have_pci; -static int dfx_have_eisa; - +static __devinit int dfx_pci_register(struct pci_dev *pdev, + const struct pci_device_id *ent) +{ + return dfx_register(&pdev->dev); +} -static void __exit dfx_eisa_cleanup(void) +static void __devexit dfx_pci_unregister(struct pci_dev *pdev) { - struct net_device *dev = root_dfx_eisa_dev; + dfx_unregister(&pdev->dev); +} +#endif /* CONFIG_PCI */ + +#ifdef CONFIG_EISA +static struct eisa_device_id dfx_eisa_table[] = { + { "DEC3001", DEFEA_PROD_ID_1 }, + { "DEC3002", DEFEA_PROD_ID_2 }, + { "DEC3003", DEFEA_PROD_ID_3 }, + { "DEC3004", DEFEA_PROD_ID_4 }, + { } +}; +MODULE_DEVICE_TABLE(eisa, dfx_eisa_table); + +static struct eisa_driver dfx_eisa_driver = { + .id_table = dfx_eisa_table, + .driver = { + .name = "defxx", + .bus = &eisa_bus_type, + .probe = dfx_dev_register, + .remove = __devexit_p(dfx_dev_unregister), + }, +}; +#endif /* CONFIG_EISA */ + +#ifdef CONFIG_TC +static struct tc_device_id const dfx_tc_table[] = { + { "DEC ", "PMAF-FA " }, + { "DEC ", "PMAF-FD " }, + { "DEC ", "PMAF-FS " }, + { "DEC ", "PMAF-FU " }, + { } +}; +MODULE_DEVICE_TABLE(tc, dfx_tc_table); + +static struct tc_driver dfx_tc_driver = { + .id_table = dfx_tc_table, + .driver = { + .name = "defxx", + .bus = &tc_bus_type, + .probe = dfx_dev_register, + .remove = __devexit_p(dfx_dev_unregister), + }, +}; +#endif /* CONFIG_TC */ - while (dev) - { - struct net_device *tmp; - DFX_board_t *bp; +static int __devinit __unused dfx_dev_register(struct device *dev) +{ + int status; - bp = (DFX_board_t*)dev->priv; - tmp = bp->next; - dfx_remove_one_pci_or_eisa(NULL, dev); - dev = tmp; - } + status = dfx_register(dev); + if (!status) + get_device(dev); + return status; } -static int __init dfx_init(void) +static int __devexit __unused dfx_dev_unregister(struct device *dev) { - int rc_pci, rc_eisa; - - rc_pci = pci_register_driver(&dfx_driver); - if (rc_pci >= 0) dfx_have_pci = 1; + put_device(dev); + dfx_unregister(dev); + return 0; +} - rc_eisa = dfx_eisa_init(); - if (rc_eisa >= 0) dfx_have_eisa = 1; - return ((rc_eisa < 0) ? 0 : rc_eisa) + ((rc_pci < 0) ? 0 : rc_pci); +static int __devinit dfx_init(void) +{ + int status; + + status = pci_register_driver(&dfx_pci_driver); + if (!status) + status = eisa_driver_register(&dfx_eisa_driver); + if (!status) + status = tc_register_driver(&dfx_tc_driver); + return status; } -static void __exit dfx_cleanup(void) +static void __devexit dfx_cleanup(void) { - if (dfx_have_pci) - pci_unregister_driver(&dfx_driver); - if (dfx_have_eisa) - dfx_eisa_cleanup(); - + tc_unregister_driver(&dfx_tc_driver); + eisa_driver_unregister(&dfx_eisa_driver); + pci_unregister_driver(&dfx_pci_driver); } module_init(dfx_init); module_exit(dfx_cleanup); MODULE_AUTHOR("Lawrence V. Stefani"); -MODULE_DESCRIPTION("DEC FDDIcontroller EISA/PCI (DEFEA/DEFPA) driver " +MODULE_DESCRIPTION("DEC FDDIcontroller TC/EISA/PCI (DEFTA/DEFEA/DEFPA) driver " DRV_VERSION " " DRV_RELDATE); MODULE_LICENSE("GPL"); diff --git a/drivers/net/defxx.h b/drivers/net/defxx.h index 2ce8f97253eb..19a6f64df198 100644 --- a/drivers/net/defxx.h +++ b/drivers/net/defxx.h @@ -26,6 +26,7 @@ * 12-Sep-96 LVS Removed packet request header pointers. * 04 Aug 2003 macro Converted to the DMA API. * 23 Oct 2006 macro Big-endian host support. + * 14 Dec 2006 macro TURBOchannel support. */ #ifndef _DEFXX_H_ @@ -1471,9 +1472,17 @@ typedef union #endif /* __BIG_ENDIAN */ +/* Define TC PDQ CSR offset and length */ + +#define PI_TC_K_CSR_OFFSET 0x100000 +#define PI_TC_K_CSR_LEN 0x40 /* 64 bytes */ + /* Define EISA controller register offsets */ -#define PI_ESIC_K_BURST_HOLDOFF 0x040 +#define PI_ESIC_K_CSR_IO_LEN 0x80 /* 128 bytes */ + +#define PI_DEFEA_K_BURST_HOLDOFF 0x040 + #define PI_ESIC_K_SLOT_ID 0xC80 #define PI_ESIC_K_SLOT_CNTRL 0xC84 #define PI_ESIC_K_MEM_ADD_CMP_0 0xC85 @@ -1488,14 +1497,14 @@ typedef union #define PI_ESIC_K_MEM_ADD_LO_CMP_0 0xC8E #define PI_ESIC_K_MEM_ADD_LO_CMP_1 0xC8F #define PI_ESIC_K_MEM_ADD_LO_CMP_2 0xC90 -#define PI_ESIC_K_IO_CMP_0_0 0xC91 -#define PI_ESIC_K_IO_CMP_0_1 0xC92 -#define PI_ESIC_K_IO_CMP_1_0 0xC93 -#define PI_ESIC_K_IO_CMP_1_1 0xC94 -#define PI_ESIC_K_IO_CMP_2_0 0xC95 -#define PI_ESIC_K_IO_CMP_2_1 0xC96 -#define PI_ESIC_K_IO_CMP_3_0 0xC97 -#define PI_ESIC_K_IO_CMP_3_1 0xC98 +#define PI_ESIC_K_IO_ADD_CMP_0_0 0xC91 +#define PI_ESIC_K_IO_ADD_CMP_0_1 0xC92 +#define PI_ESIC_K_IO_ADD_CMP_1_0 0xC93 +#define PI_ESIC_K_IO_ADD_CMP_1_1 0xC94 +#define PI_ESIC_K_IO_ADD_CMP_2_0 0xC95 +#define PI_ESIC_K_IO_ADD_CMP_2_1 0xC96 +#define PI_ESIC_K_IO_ADD_CMP_3_0 0xC97 +#define PI_ESIC_K_IO_ADD_CMP_3_1 0xC98 #define PI_ESIC_K_IO_ADD_MASK_0_0 0xC99 #define PI_ESIC_K_IO_ADD_MASK_0_1 0xC9A #define PI_ESIC_K_IO_ADD_MASK_1_0 0xC9B @@ -1518,11 +1527,16 @@ typedef union #define PI_ESIC_K_INPUT_PORT 0xCAC #define PI_ESIC_K_OUTPUT_PORT 0xCAD #define PI_ESIC_K_FUNCTION_CNTRL 0xCAE -#define PI_ESIC_K_CSR_IO_LEN PI_ESIC_K_FUNCTION_CNTRL+1 /* always last reg + 1 */ -/* Define the value all drivers must write to the function control register. */ +/* Define the bits in the function control register. */ -#define PI_ESIC_K_FUNCTION_CNTRL_IO_ENB 0x03 +#define PI_FUNCTION_CNTRL_M_IOCS0 0x01 +#define PI_FUNCTION_CNTRL_M_IOCS1 0x02 +#define PI_FUNCTION_CNTRL_M_IOCS2 0x04 +#define PI_FUNCTION_CNTRL_M_IOCS3 0x08 +#define PI_FUNCTION_CNTRL_M_MEMCS0 0x10 +#define PI_FUNCTION_CNTRL_M_MEMCS1 0x20 +#define PI_FUNCTION_CNTRL_M_DMA 0x80 /* Define the bits in the slot control register. */ @@ -1540,6 +1554,10 @@ typedef union #define PI_BURST_HOLDOFF_V_RESERVED 1 #define PI_BURST_HOLDOFF_V_MEM_MAP 0 +/* Define the implicit mask of the Memory Address Mask Register. */ + +#define PI_MEM_ADD_MASK_M 0x3ff + /* * Define the fields in the IO Compare registers. * The driver must initialize the slot field with the slot ID shifted by the @@ -1577,6 +1595,7 @@ typedef union #define DEFEA_PROD_ID_1 0x0130A310 /* DEC product 300, rev 1 */ #define DEFEA_PROD_ID_2 0x0230A310 /* DEC product 300, rev 2 */ #define DEFEA_PROD_ID_3 0x0330A310 /* DEC product 300, rev 3 */ +#define DEFEA_PROD_ID_4 0x0430A310 /* DEC product 300, rev 4 */ /**********************************************/ /* Digital PFI Specification v1.0 Definitions */ @@ -1633,12 +1652,6 @@ typedef union #define PFI_STATUS_V_FIFO_EMPTY 1 #define PFI_STATUS_V_DMA_IN_PROGRESS 0 -#define DFX_MAX_EISA_SLOTS 16 /* maximum number of EISA slots to scan */ -#define DFX_MAX_NUM_BOARDS 8 /* maximum number of adapters supported */ - -#define DFX_BUS_TYPE_PCI 0 /* type code for DEC FDDIcontroller/PCI */ -#define DFX_BUS_TYPE_EISA 1 /* type code for DEC FDDIcontroller/EISA */ - #define DFX_FC_PRH2_PRH1_PRH0 0x54003820 /* Packet Request Header bytes + FC */ #define DFX_PRH0_BYTE 0x20 /* Packet Request Header byte 0 */ #define DFX_PRH1_BYTE 0x38 /* Packet Request Header byte 1 */ @@ -1756,10 +1769,11 @@ typedef struct DFX_board_tag /* Store device, bus-specific, and parameter information for this adapter */ struct net_device *dev; /* pointer to device structure */ - struct net_device *next; - u32 bus_type; /* bus type (0 == PCI, 1 == EISA) */ - u16 base_addr; /* base I/O address (same as dev->base_addr) */ - struct pci_dev * pci_dev; + union { + void __iomem *mem; + int port; + } base; /* base address */ + struct device *bus_dev; u32 full_duplex_enb; /* FDDI Full Duplex enable (1 == on, 2 == off) */ u32 req_ttrt; /* requested TTRT value (in 80ns units) */ u32 burst_size; /* adapter burst size (enumerated) */ |
