diff options
Diffstat (limited to 'qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k.c')
| -rw-r--r-- | qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k.c | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k.c b/qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k.c deleted file mode 100644 index 183aa65f6..000000000 --- a/qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k.c +++ /dev/null @@ -1,208 +0,0 @@ -/* - * Copyright (c) 2008-2011 Atheros Communications Inc. - * - * Modified for iPXE by Scott K Logan <logans@cottsay.net> July 2011 - * Original from Linux kernel 3.0.1 - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <ipxe/pci.h> - -#include "ath9k.h" - -static struct pci_device_id ath_pci_id_table[] = { - PCI_ROM(0x168c, 0x0023, "ar5416", "Atheros 5416 PCI", 0), /* PCI */ - PCI_ROM(0x168c, 0x0024, "ar5416", "Atheros 5416 PCI-E", 0), /* PCI-E */ - PCI_ROM(0x168c, 0x0027, "ar9160", "Atheros 9160 PCI", 0), /* PCI */ - PCI_ROM(0x168c, 0x0029, "ar9280", "Atheros 9280 PCI", 0), /* PCI */ - PCI_ROM(0x168c, 0x002A, "ar9280", "Atheros 9280 PCI-E", 0), /* PCI-E */ - PCI_ROM(0x168c, 0x002B, "ar9285", "Atheros 9285 PCI-E", 0), /* PCI-E */ - PCI_ROM(0x168c, 0x002C, "ar2427", "Atheros 2427 PCI-E", 0), /* PCI-E 802.11n bonded out */ - PCI_ROM(0x168c, 0x002D, "ar9287", "Atheros 9287 PCI", 0), /* PCI */ - PCI_ROM(0x168c, 0x002E, "ar9287", "Atheros 9287 PCI-E", 0), /* PCI-E */ - PCI_ROM(0x168c, 0x0030, "ar9300", "Atheros 9300 PCI-E", 0), /* PCI-E AR9300 */ - PCI_ROM(0x168c, 0x0032, "ar9485", "Atheros 9485 PCI-E", 0), /* PCI-E AR9485 */ -}; - - -/* return bus cachesize in 4B word units */ -static void ath_pci_read_cachesize(struct ath_common *common, int *csz) -{ - struct ath_softc *sc = (struct ath_softc *) common->priv; - u8 u8tmp; - - pci_read_config_byte(sc->pdev, PCI_CACHE_LINE_SIZE, &u8tmp); - *csz = (int)u8tmp; - - /* - * This check was put in to avoid "unpleasant" consequences if - * the bootrom has not fully initialized all PCI devices. - * Sometimes the cache line size register is not set - */ - - if (*csz == 0) - *csz = DEFAULT_CACHELINE >> 2; /* Use the default size */ -} - -static int ath_pci_eeprom_read(struct ath_common *common, u32 off, u16 *data) -{ - struct ath_hw *ah = (struct ath_hw *) common->ah; - - common->ops->read(ah, AR5416_EEPROM_OFFSET + - (off << AR5416_EEPROM_S)); - - if (!ath9k_hw_wait(ah, - AR_EEPROM_STATUS_DATA, - AR_EEPROM_STATUS_DATA_BUSY | - AR_EEPROM_STATUS_DATA_PROT_ACCESS, 0, - AH_WAIT_TIMEOUT)) { - return 0; - } - - *data = MS(common->ops->read(ah, AR_EEPROM_STATUS_DATA), - AR_EEPROM_STATUS_DATA_VAL); - - return 1; -} - -static void ath_pci_extn_synch_enable(struct ath_common *common) -{ - struct ath_softc *sc = (struct ath_softc *) common->priv; - struct pci_device *pdev = sc->pdev; - u8 lnkctl; - - pci_read_config_byte(pdev, sc->sc_ah->caps.pcie_lcr_offset, &lnkctl); - lnkctl |= 0x0080; - pci_write_config_byte(pdev, sc->sc_ah->caps.pcie_lcr_offset, lnkctl); -} - -static const struct ath_bus_ops ath_pci_bus_ops = { - .ath_bus_type = ATH_PCI, - .read_cachesize = ath_pci_read_cachesize, - .eeprom_read = ath_pci_eeprom_read, - .extn_synch_en = ath_pci_extn_synch_enable, -}; - -static int ath_pci_probe(struct pci_device *pdev) -{ - void *mem; - struct ath_softc *sc; - struct net80211_device *dev; - u8 csz; - u16 subsysid; - u32 val; - int ret = 0; - char hw_name[64]; - - adjust_pci_device(pdev); - - /* - * Cache line size is used to size and align various - * structures used to communicate with the hardware. - */ - pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &csz); - if (csz == 0) { - /* - * Linux 2.4.18 (at least) writes the cache line size - * register as a 16-bit wide register which is wrong. - * We must have this setup properly for rx buffer - * DMA to work so force a reasonable value here if it - * comes up zero. - */ - csz =16; - pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, csz); - } - /* - * The default setting of latency timer yields poor results, - * set it to the value used by other systems. It may be worth - * tweaking this setting more. - */ - pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0xa8); - - /* - * Disable the RETRY_TIMEOUT register (0x41) to keep - * PCI Tx retries from interfering with C3 CPU state. - */ - pci_read_config_dword(pdev, 0x40, &val); - if ((val & 0x0000ff00) != 0) - pci_write_config_dword(pdev, 0x40, val & 0xffff00ff); - - mem = ioremap(pdev->membase, 0x10000); - if (!mem) { - DBG("ath9K: PCI memory map error\n") ; - ret = -EIO; - goto err_iomap; - } - - dev = net80211_alloc(sizeof(struct ath_softc)); - if (!dev) { - DBG("ath9k: No memory for net80211_device\n"); - ret = -ENOMEM; - goto err_alloc_hw; - } - - pci_set_drvdata(pdev, dev); - dev->netdev->dev = (struct device *)pdev; - - sc = dev->priv; - sc->dev = dev; - sc->pdev = pdev; - sc->mem = mem; - - /* Will be cleared in ath9k_start() */ - sc->sc_flags |= SC_OP_INVALID; - - sc->irq = pdev->irq; - - pci_read_config_word(pdev, PCI_SUBSYSTEM_ID, &subsysid); - ret = ath9k_init_device(pdev->device, sc, subsysid, &ath_pci_bus_ops); - if (ret) { - DBG("ath9k: Failed to initialize device\n"); - goto err_init; - } - - ath9k_hw_name(sc->sc_ah, hw_name, sizeof(hw_name)); - DBG("ath9k: %s mem=0x%lx, irq=%d\n", - hw_name, (unsigned long)mem, pdev->irq); - - return 0; - -err_init: - net80211_free(dev); -err_alloc_hw: - iounmap(mem); -err_iomap: - return ret; -} - -static void ath_pci_remove(struct pci_device *pdev) -{ - struct net80211_device *dev = pci_get_drvdata(pdev); - struct ath_softc *sc = dev->priv; - void *mem = sc->mem; - - if (!is_ath9k_unloaded) - sc->sc_ah->ah_flags |= AH_UNPLUGGED; - ath9k_deinit_device(sc); - net80211_free(sc->dev); - - iounmap(mem); -} - -struct pci_driver ath_pci_driver __pci_driver = { - .id_count = ARRAY_SIZE(ath_pci_id_table), - .ids = ath_pci_id_table, - .probe = ath_pci_probe, - .remove = ath_pci_remove, -}; |