diff options
Diffstat (limited to 'drivers/net/netxen/netxen_nic_hw.c')
| -rw-r--r-- | drivers/net/netxen/netxen_nic_hw.c | 2255 |
1 files changed, 0 insertions, 2255 deletions
diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c deleted file mode 100644 index 821cff68b3f..00000000000 --- a/drivers/net/netxen/netxen_nic_hw.c +++ /dev/null @@ -1,2255 +0,0 @@ -/* - * Copyright (C) 2003 - 2006 NetXen, Inc. - * All rights reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, - * MA 02111-1307, USA. - * - * The full GNU General Public License is included in this distribution - * in the file called LICENSE. - * - * Contact Information: - * info@netxen.com - * NetXen, - * 3965 Freedom Circle, Fourth floor, - * Santa Clara, CA 95054 - * - * - * Source file for NIC routines to access the Phantom hardware - * - */ - -#include "netxen_nic.h" -#include "netxen_nic_hw.h" -#include "netxen_nic_phan_reg.h" - - -#include <net/ip.h> - -#define MASK(n) ((1ULL<<(n))-1) -#define MN_WIN(addr) (((addr & 0x1fc0000) >> 1) | ((addr >> 25) & 0x3ff)) -#define OCM_WIN(addr) (((addr & 0x1ff0000) >> 1) | ((addr >> 25) & 0x3ff)) -#define MS_WIN(addr) (addr & 0x0ffc0000) - -#define GET_MEM_OFFS_2M(addr) (addr & MASK(18)) - -#define CRB_BLK(off) ((off >> 20) & 0x3f) -#define CRB_SUBBLK(off) ((off >> 16) & 0xf) -#define CRB_WINDOW_2M (0x130060) -#define CRB_HI(off) ((crb_hub_agt[CRB_BLK(off)] << 20) | ((off) & 0xf0000)) -#define CRB_INDIRECT_2M (0x1e0000UL) - -#define CRB_WIN_LOCK_TIMEOUT 100000000 -static crb_128M_2M_block_map_t crb_128M_2M_map[64] = { - {{{0, 0, 0, 0} } }, /* 0: PCI */ - {{{1, 0x0100000, 0x0102000, 0x120000}, /* 1: PCIE */ - {1, 0x0110000, 0x0120000, 0x130000}, - {1, 0x0120000, 0x0122000, 0x124000}, - {1, 0x0130000, 0x0132000, 0x126000}, - {1, 0x0140000, 0x0142000, 0x128000}, - {1, 0x0150000, 0x0152000, 0x12a000}, - {1, 0x0160000, 0x0170000, 0x110000}, - {1, 0x0170000, 0x0172000, 0x12e000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {1, 0x01e0000, 0x01e0800, 0x122000}, - {0, 0x0000000, 0x0000000, 0x000000} } }, - {{{1, 0x0200000, 0x0210000, 0x180000} } },/* 2: MN */ - {{{0, 0, 0, 0} } }, /* 3: */ - {{{1, 0x0400000, 0x0401000, 0x169000} } },/* 4: P2NR1 */ - {{{1, 0x0500000, 0x0510000, 0x140000} } },/* 5: SRE */ - {{{1, 0x0600000, 0x0610000, 0x1c0000} } },/* 6: NIU */ - {{{1, 0x0700000, 0x0704000, 0x1b8000} } },/* 7: QM */ - {{{1, 0x0800000, 0x0802000, 0x170000}, /* 8: SQM0 */ - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {1, 0x08f0000, 0x08f2000, 0x172000} } }, - {{{1, 0x0900000, 0x0902000, 0x174000}, /* 9: SQM1*/ - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {1, 0x09f0000, 0x09f2000, 0x176000} } }, - {{{0, 0x0a00000, 0x0a02000, 0x178000}, /* 10: SQM2*/ - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {1, 0x0af0000, 0x0af2000, 0x17a000} } }, - {{{0, 0x0b00000, 0x0b02000, 0x17c000}, /* 11: SQM3*/ - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {1, 0x0bf0000, 0x0bf2000, 0x17e000} } }, - {{{1, 0x0c00000, 0x0c04000, 0x1d4000} } },/* 12: I2Q */ - {{{1, 0x0d00000, 0x0d04000, 0x1a4000} } },/* 13: TMR */ - {{{1, 0x0e00000, 0x0e04000, 0x1a0000} } },/* 14: ROMUSB */ - {{{1, 0x0f00000, 0x0f01000, 0x164000} } },/* 15: PEG4 */ - {{{0, 0x1000000, 0x1004000, 0x1a8000} } },/* 16: XDMA */ - {{{1, 0x1100000, 0x1101000, 0x160000} } },/* 17: PEG0 */ - {{{1, 0x1200000, 0x1201000, 0x161000} } },/* 18: PEG1 */ - {{{1, 0x1300000, 0x1301000, 0x162000} } },/* 19: PEG2 */ - {{{1, 0x1400000, 0x1401000, 0x163000} } },/* 20: PEG3 */ - {{{1, 0x1500000, 0x1501000, 0x165000} } },/* 21: P2ND */ - {{{1, 0x1600000, 0x1601000, 0x166000} } },/* 22: P2NI */ - {{{0, 0, 0, 0} } }, /* 23: */ - {{{0, 0, 0, 0} } }, /* 24: */ - {{{0, 0, 0, 0} } }, /* 25: */ - {{{0, 0, 0, 0} } }, /* 26: */ - {{{0, 0, 0, 0} } }, /* 27: */ - {{{0, 0, 0, 0} } }, /* 28: */ - {{{1, 0x1d00000, 0x1d10000, 0x190000} } },/* 29: MS */ - {{{1, 0x1e00000, 0x1e01000, 0x16a000} } },/* 30: P2NR2 */ - {{{1, 0x1f00000, 0x1f10000, 0x150000} } },/* 31: EPG */ - {{{0} } }, /* 32: PCI */ - {{{1, 0x2100000, 0x2102000, 0x120000}, /* 33: PCIE */ - {1, 0x2110000, 0x2120000, 0x130000}, - {1, 0x2120000, 0x2122000, 0x124000}, - {1, 0x2130000, 0x2132000, 0x126000}, - {1, 0x2140000, 0x2142000, 0x128000}, - {1, 0x2150000, 0x2152000, 0x12a000}, - {1, 0x2160000, 0x2170000, 0x110000}, - {1, 0x2170000, 0x2172000, 0x12e000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000}, - {0, 0x0000000, 0x0000000, 0x000000} } }, - {{{1, 0x2200000, 0x2204000, 0x1b0000} } },/* 34: CAM */ - {{{0} } }, /* 35: */ - {{{0} } }, /* 36: */ - {{{0} } }, /* 37: */ - {{{0} } }, /* 38: */ - {{{0} } }, /* 39: */ - {{{1, 0x2800000, 0x2804000, 0x1a4000} } },/* 40: TMR */ - {{{1, 0x2900000, 0x2901000, 0x16b000} } },/* 41: P2NR3 */ - {{{1, 0x2a00000, 0x2a00400, 0x1ac400} } },/* 42: RPMX1 */ - {{{1, 0x2b00000, 0x2b00400, 0x1ac800} } },/* 43: RPMX2 */ - {{{1, 0x2c00000, 0x2c00400, 0x1acc00} } },/* 44: RPMX3 */ - {{{1, 0x2d00000, 0x2d00400, 0x1ad000} } },/* 45: RPMX4 */ - {{{1, 0x2e00000, 0x2e00400, 0x1ad400} } },/* 46: RPMX5 */ - {{{1, 0x2f00000, 0x2f00400, 0x1ad800} } },/* 47: RPMX6 */ - {{{1, 0x3000000, 0x3000400, 0x1adc00} } },/* 48: RPMX7 */ - {{{0, 0x3100000, 0x3104000, 0x1a8000} } },/* 49: XDMA */ - {{{1, 0x3200000, 0x3204000, 0x1d4000} } },/* 50: I2Q */ - {{{1, 0x3300000, 0x3304000, 0x1a0000} } },/* 51: ROMUSB */ - {{{0} } }, /* 52: */ - {{{1, 0x3500000, 0x3500400, 0x1ac000} } },/* 53: RPMX0 */ - {{{1, 0x3600000, 0x3600400, 0x1ae000} } },/* 54: RPMX8 */ - {{{1, 0x3700000, 0x3700400, 0x1ae400} } },/* 55: RPMX9 */ - {{{1, 0x3800000, 0x3804000, 0x1d0000} } },/* 56: OCM0 */ - {{{1, 0x3900000, 0x3904000, 0x1b4000} } },/* 57: CRYPTO */ - {{{1, 0x3a00000, 0x3a04000, 0x1d8000} } },/* 58: SMB */ - {{{0} } }, /* 59: I2C0 */ - {{{0} } }, /* 60: I2C1 */ - {{{1, 0x3d00000, 0x3d04000, 0x1d8000} } },/* 61: LPC */ - {{{1, 0x3e00000, 0x3e01000, 0x167000} } },/* 62: P2NC */ - {{{1, 0x3f00000, 0x3f01000, 0x168000} } } /* 63: P2NR0 */ -}; - -/* - * top 12 bits of crb internal address (hub, agent) - */ -static unsigned crb_hub_agt[64] = -{ - 0, - NETXEN_HW_CRB_HUB_AGT_ADR_PS, - NETXEN_HW_CRB_HUB_AGT_ADR_MN, - NETXEN_HW_CRB_HUB_AGT_ADR_MS, - 0, - NETXEN_HW_CRB_HUB_AGT_ADR_SRE, - NETXEN_HW_CRB_HUB_AGT_ADR_NIU, - NETXEN_HW_CRB_HUB_AGT_ADR_QMN, - NETXEN_HW_CRB_HUB_AGT_ADR_SQN0, - NETXEN_HW_CRB_HUB_AGT_ADR_SQN1, - NETXEN_HW_CRB_HUB_AGT_ADR_SQN2, - NETXEN_HW_CRB_HUB_AGT_ADR_SQN3, - NETXEN_HW_CRB_HUB_AGT_ADR_I2Q, - NETXEN_HW_CRB_HUB_AGT_ADR_TIMR, - NETXEN_HW_CRB_HUB_AGT_ADR_ROMUSB, - NETXEN_HW_CRB_HUB_AGT_ADR_PGN4, - NETXEN_HW_CRB_HUB_AGT_ADR_XDMA, - NETXEN_HW_CRB_HUB_AGT_ADR_PGN0, - NETXEN_HW_CRB_HUB_AGT_ADR_PGN1, - NETXEN_HW_CRB_HUB_AGT_ADR_PGN2, - NETXEN_HW_CRB_HUB_AGT_ADR_PGN3, - NETXEN_HW_CRB_HUB_AGT_ADR_PGND, - NETXEN_HW_CRB_HUB_AGT_ADR_PGNI, - NETXEN_HW_CRB_HUB_AGT_ADR_PGS0, - NETXEN_HW_CRB_HUB_AGT_ADR_PGS1, - NETXEN_HW_CRB_HUB_AGT_ADR_PGS2, - NETXEN_HW_CRB_HUB_AGT_ADR_PGS3, - 0, - NETXEN_HW_CRB_HUB_AGT_ADR_PGSI, - NETXEN_HW_CRB_HUB_AGT_ADR_SN, - 0, - NETXEN_HW_CRB_HUB_AGT_ADR_EG, - 0, - NETXEN_HW_CRB_HUB_AGT_ADR_PS, - NETXEN_HW_CRB_HUB_AGT_ADR_CAM, - 0, - 0, - 0, - 0, - 0, - NETXEN_HW_CRB_HUB_AGT_ADR_TIMR, - 0, - NETXEN_HW_CRB_HUB_AGT_ADR_RPMX1, - NETXEN_HW_CRB_HUB_AGT_ADR_RPMX2, - NETXEN_HW_CRB_HUB_AGT_ADR_RPMX3, - NETXEN_HW_CRB_HUB_AGT_ADR_RPMX4, - NETXEN_HW_CRB_HUB_AGT_ADR_RPMX5, - NETXEN_HW_CRB_HUB_AGT_ADR_RPMX6, - NETXEN_HW_CRB_HUB_AGT_ADR_RPMX7, - NETXEN_HW_CRB_HUB_AGT_ADR_XDMA, - NETXEN_HW_CRB_HUB_AGT_ADR_I2Q, - NETXEN_HW_CRB_HUB_AGT_ADR_ROMUSB, - 0, - NETXEN_HW_CRB_HUB_AGT_ADR_RPMX0, - NETXEN_HW_CRB_HUB_AGT_ADR_RPMX8, - NETXEN_HW_CRB_HUB_AGT_ADR_RPMX9, - NETXEN_HW_CRB_HUB_AGT_ADR_OCM0, - 0, - NETXEN_HW_CRB_HUB_AGT_ADR_SMB, - NETXEN_HW_CRB_HUB_AGT_ADR_I2C0, - NETXEN_HW_CRB_HUB_AGT_ADR_I2C1, - 0, - NETXEN_HW_CRB_HUB_AGT_ADR_PGNC, - 0, -}; - -/* PCI Windowing for DDR regions. */ - -#define ADDR_IN_RANGE(addr, low, high) \ - (((addr) <= (high)) && ((addr) >= (low))) - -#define NETXEN_WINDOW_ONE 0x2000000 /*CRB Window: bit 25 of CRB address */ - -#define NETXEN_NIC_ZERO_PAUSE_ADDR 0ULL -#define NETXEN_NIC_UNIT_PAUSE_ADDR 0x200ULL -#define NETXEN_NIC_EPG_PAUSE_ADDR1 0x2200010000c28001ULL -#define NETXEN_NIC_EPG_PAUSE_ADDR2 0x0100088866554433ULL - -#define NETXEN_NIC_WINDOW_MARGIN 0x100000 - -int netxen_nic_set_mac(struct net_device *netdev, void *p) -{ - struct netxen_adapter *adapter = netdev_priv(netdev); - struct sockaddr *addr = p; - - if (netif_running(netdev)) - return -EBUSY; - - if (!is_valid_ether_addr(addr->sa_data)) - return -EADDRNOTAVAIL; - - memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); - - /* For P3, MAC addr is not set in NIU */ - if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) - if (adapter->macaddr_set) - adapter->macaddr_set(adapter, addr->sa_data); - - return 0; -} - -#define NETXEN_UNICAST_ADDR(port, index) \ - (NETXEN_UNICAST_ADDR_BASE+(port*32)+(index*8)) -#define NETXEN_MCAST_ADDR(port, index) \ - (NETXEN_MULTICAST_ADDR_BASE+(port*0x80)+(index*8)) -#define MAC_HI(addr) \ - ((addr[2] << 16) | (addr[1] << 8) | (addr[0])) -#define MAC_LO(addr) \ - ((addr[5] << 16) | (addr[4] << 8) | (addr[3])) - -static int -netxen_nic_enable_mcast_filter(struct netxen_adapter *adapter) -{ - u32 val = 0; - u16 port = adapter->physical_port; - u8 *addr = adapter->netdev->dev_addr; - - if (adapter->mc_enabled) - return 0; - - adapter->hw_read_wx(adapter, NETXEN_MAC_ADDR_CNTL_REG, &val, 4); - val |= (1UL << (28+port)); - adapter->hw_write_wx(adapter, NETXEN_MAC_ADDR_CNTL_REG, &val, 4); - - /* add broadcast addr to filter */ - val = 0xffffff; - netxen_crb_writelit_adapter(adapter, NETXEN_UNICAST_ADDR(port, 0), val); - netxen_crb_writelit_adapter(adapter, - NETXEN_UNICAST_ADDR(port, 0)+4, val); - - /* add station addr to filter */ - val = MAC_HI(addr); - netxen_crb_writelit_adapter(adapter, NETXEN_UNICAST_ADDR(port, 1), val); - val = MAC_LO(addr); - netxen_crb_writelit_adapter(adapter, - NETXEN_UNICAST_ADDR(port, 1)+4, val); - - adapter->mc_enabled = 1; - return 0; -} - -static int -netxen_nic_disable_mcast_filter(struct netxen_adapter *adapter) -{ - u32 val = 0; - u16 port = adapter->physical_port; - u8 *addr = adapter->netdev->dev_addr; - - if (!adapter->mc_enabled) - return 0; - - adapter->hw_read_wx(adapter, NETXEN_MAC_ADDR_CNTL_REG, &val, 4); - val &= ~(1UL << (28+port)); - adapter->hw_write_wx(adapter, NETXEN_MAC_ADDR_CNTL_REG, &val, 4); - - val = MAC_HI(addr); - netxen_crb_writelit_adapter(adapter, NETXEN_UNICAST_ADDR(port, 0), val); - val = MAC_LO(addr); - netxen_crb_writelit_adapter(adapter, - NETXEN_UNICAST_ADDR(port, 0)+4, val); - - netxen_crb_writelit_adapter(adapter, NETXEN_UNICAST_ADDR(port, 1), 0); - netxen_crb_writelit_adapter(adapter, NETXEN_UNICAST_ADDR(port, 1)+4, 0); - - adapter->mc_enabled = 0; - return 0; -} - -static int -netxen_nic_set_mcast_addr(struct netxen_adapter *adapter, - int index, u8 *addr) -{ - u32 hi = 0, lo = 0; - u16 port = adapter->physical_port; - - lo = MAC_LO(addr); - hi = MAC_HI(addr); - - netxen_crb_writelit_adapter(adapter, - NETXEN_MCAST_ADDR(port, index), hi); - netxen_crb_writelit_adapter(adapter, - NETXEN_MCAST_ADDR(port, index)+4, lo); - - return 0; -} - -void netxen_p2_nic_set_multi(struct net_device *netdev) -{ - struct netxen_adapter *adapter = netdev_priv(netdev); - struct dev_mc_list *mc_ptr; - u8 null_addr[6]; - int index = 0; - - memset(null_addr, 0, 6); - - if (netdev->flags & IFF_PROMISC) { - - adapter->set_promisc(adapter, - NETXEN_NIU_PROMISC_MODE); - - /* Full promiscuous mode */ - netxen_nic_disable_mcast_filter(adapter); - - return; - } - - if (netdev->mc_count == 0) { - adapter->set_promisc(adapter, - NETXEN_NIU_NON_PROMISC_MODE); - netxen_nic_disable_mcast_filter(adapter); - return; - } - - adapter->set_promisc(adapter, NETXEN_NIU_ALLMULTI_MODE); - if (netdev->flags & IFF_ALLMULTI || - netdev->mc_count > adapter->max_mc_count) { - netxen_nic_disable_mcast_filter(adapter); - return; - } - - netxen_nic_enable_mcast_filter(adapter); - - for (mc_ptr = netdev->mc_list; mc_ptr; mc_ptr = mc_ptr->next, index++) - netxen_nic_set_mcast_addr(adapter, index, mc_ptr->dmi_addr); - - if (index != netdev->mc_count) - printk(KERN_WARNING "%s: %s multicast address count mismatch\n", - netxen_nic_driver_name, netdev->name); - - /* Clear out remaining addresses */ - for (; index < adapter->max_mc_count; index++) - netxen_nic_set_mcast_addr(adapter, index, null_addr); -} - -static int nx_p3_nic_add_mac(struct netxen_adapter *adapter, - u8 *addr, nx_mac_list_t **add_list, nx_mac_list_t **del_list) -{ - nx_mac_list_t *cur, *prev; - - /* if in del_list, move it to adapter->mac_list */ - for (cur = *del_list, prev = NULL; cur;) { - if (memcmp(addr, cur->mac_addr, ETH_ALEN) == 0) { - if (prev == NULL) - *del_list = cur->next; - else - prev->next = cur->next; - cur->next = adapter->mac_list; - adapter->mac_list = cur; - return 0; - } - prev = cur; - cur = cur->next; - } - - /* make sure to add each mac address only once */ - for (cur = adapter->mac_list; cur; cur = cur->next) { - if (memcmp(addr, cur->mac_addr, ETH_ALEN) == 0) - return 0; - } - /* not in del_list, create new entry and add to add_list */ - cur = kmalloc(sizeof(*cur), in_atomic()? GFP_ATOMIC : GFP_KERNEL); - if (cur == NULL) { - printk(KERN_ERR "%s: cannot allocate memory. MAC filtering may" - "not work properly from now.\n", __func__); - return -1; - } - - memcpy(cur->mac_addr, addr, ETH_ALEN); - cur->next = *add_list; - *add_list = cur; - return 0; -} - -static int -netxen_send_cmd_descs(struct netxen_adapter *adapter, - struct cmd_desc_type0 *cmd_desc_arr, int nr_elements) -{ - uint32_t i, producer; - struct netxen_cmd_buffer *pbuf; - struct cmd_desc_type0 *cmd_desc; - - if (nr_elements > MAX_PENDING_DESC_BLOCK_SIZE || nr_elements == 0) { - printk(KERN_WARNING "%s: Too many command descriptors in a " - "request\n", __func__); - return -EINVAL; - } - - i = 0; - - netif_tx_lock_bh(adapter->netdev); - - producer = adapter->cmd_producer; - do { - cmd_desc = &cmd_desc_arr[i]; - - pbuf = &adapter->cmd_buf_arr[producer]; - pbuf->skb = NULL; - pbuf->frag_count = 0; - - /* adapter->ahw.cmd_desc_head[producer] = *cmd_desc; */ - memcpy(&adapter->ahw.cmd_desc_head[producer], - &cmd_desc_arr[i], sizeof(struct cmd_desc_type0)); - - producer = get_next_index(producer, - adapter->max_tx_desc_count); - i++; - - } while (i != nr_elements); - - adapter->cmd_producer = producer; - - /* write producer index to start the xmit */ - - netxen_nic_update_cmd_producer(adapter, adapter->cmd_producer); - - netif_tx_unlock_bh(adapter->netdev); - - return 0; -} - -static int nx_p3_sre_macaddr_change(struct net_device *dev, - u8 *addr, unsigned op) -{ - struct netxen_adapter *adapter = netdev_priv(dev); - nx_nic_req_t req; - nx_mac_req_t *mac_req; - u64 word; - int rv; - - memset(&req, 0, sizeof(nx_nic_req_t)); - req.qhdr = cpu_to_le64(NX_NIC_REQUEST << 23); - - word = NX_MAC_EVENT | ((u64)adapter->portnum << 16); - req.req_hdr = cpu_to_le64(word); - - mac_req = (nx_mac_req_t *)&req.words[0]; - mac_req->op = op; - memcpy(mac_req->mac_addr, addr, 6); - - rv = netxen_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1); - if (rv != 0) { - printk(KERN_ERR "ERROR. Could not send mac update\n"); - return rv; - } - - return 0; -} - -void netxen_p3_nic_set_multi(struct net_device *netdev) -{ - struct netxen_adapter *adapter = netdev_priv(netdev); - nx_mac_list_t *cur, *next, *del_list, *add_list = NULL; - struct dev_mc_list *mc_ptr; - u8 bcast_addr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; - u32 mode = VPORT_MISS_MODE_DROP; - - del_list = adapter->mac_list; - adapter->mac_list = NULL; - - nx_p3_nic_add_mac(adapter, netdev->dev_addr, &add_list, &del_list); - nx_p3_nic_add_mac(adapter, bcast_addr, &add_list, &del_list); - - if (netdev->flags & IFF_PROMISC) { - mode = VPORT_MISS_MODE_ACCEPT_ALL; - goto send_fw_cmd; - } - - if ((netdev->flags & IFF_ALLMULTI) || - (netdev->mc_count > adapter->max_mc_count)) { - mode = VPORT_MISS_MODE_ACCEPT_MULTI; - goto send_fw_cmd; - } - - if (netdev->mc_count > 0) { - for (mc_ptr = netdev->mc_list; mc_ptr; - mc_ptr = mc_ptr->next) { - nx_p3_nic_add_mac(adapter, mc_ptr->dmi_addr, - &add_list, &del_list); - } - } - -send_fw_cmd: - adapter->set_promisc(adapter, mode); - for (cur = del_list; cur;) { - nx_p3_sre_macaddr_change(netdev, cur->mac_addr, NETXEN_MAC_DEL); - next = cur->next; - kfree(cur); - cur = next; - } - for (cur = add_list; cur;) { - nx_p3_sre_macaddr_change(netdev, cur->mac_addr, NETXEN_MAC_ADD); - next = cur->next; - cur->next = adapter->mac_list; - adapter->mac_list = cur; - cur = next; - } -} - -int netxen_p3_nic_set_promisc(struct netxen_adapter *adapter, u32 mode) -{ - nx_nic_req_t req; - u64 word; - - memset(&req, 0, sizeof(nx_nic_req_t)); - - req.qhdr = cpu_to_le64(NX_HOST_REQUEST << 23); - - word = NX_NIC_H2C_OPCODE_PROXY_SET_VPORT_MISS_MODE | - ((u64)adapter->portnum << 16); - req.req_hdr = cpu_to_le64(word); - - req.words[0] = cpu_to_le64(mode); - - return netxen_send_cmd_descs(adapter, - (struct cmd_desc_type0 *)&req, 1); -} - -void netxen_p3_free_mac_list(struct netxen_adapter *adapter) -{ - nx_mac_list_t *cur, *next; - - cur = adapter->mac_list; - - while (cur) { - next = cur->next; - kfree(cur); - cur = next; - } -} - -#define NETXEN_CONFIG_INTR_COALESCE 3 - -/* - * Send the interrupt coalescing parameter set by ethtool to the card. - */ -int netxen_config_intr_coalesce(struct netxen_adapter *adapter) -{ - nx_nic_req_t req; - u64 word; - int rv; - - memset(&req, 0, sizeof(nx_nic_req_t)); - - req.qhdr = cpu_to_le64(NX_NIC_REQUEST << 23); - - word = NETXEN_CONFIG_INTR_COALESCE | ((u64)adapter->portnum << 16); - req.req_hdr = cpu_to_le64(word); - - memcpy(&req.words[0], &adapter->coal, sizeof(adapter->coal)); - - rv = netxen_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1); - if (rv != 0) { - printk(KERN_ERR "ERROR. Could not send " - "interrupt coalescing parameters\n"); - } - - return rv; -} - -/* - * netxen_nic_change_mtu - Change the Maximum Transfer Unit - * @returns 0 on success, negative on failure - */ - -#define MTU_FUDGE_FACTOR 100 - -int netxen_nic_change_mtu(struct net_device *netdev, int mtu) -{ - struct netxen_adapter *adapter = netdev_priv(netdev); - int max_mtu; - int rc = 0; - - if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) - max_mtu = P3_MAX_MTU; - else - max_mtu = P2_MAX_MTU; - - if (mtu > max_mtu) { - printk(KERN_ERR "%s: mtu > %d bytes unsupported\n", - netdev->name, max_mtu); - return -EINVAL; - } - - if (adapter->set_mtu) - rc = adapter->set_mtu(adapter, mtu); - - if (!rc) - netdev->mtu = mtu; - - return rc; -} - -int netxen_is_flash_supported(struct netxen_adapter *adapter) -{ - const int locs[] = { 0, 0x4, 0x100, 0x4000, 0x4128 }; - int addr, val01, val02, i, j; - - /* if the flash size less than 4Mb, make huge war cry and die */ - for (j = 1; j < 4; j++) { - addr = j * NETXEN_NIC_WINDOW_MARGIN; - for (i = 0; i < ARRAY_SIZE(locs); i++) { - if (netxen_rom_fast_read(adapter, locs[i], &val01) == 0 - && netxen_rom_fast_read(adapter, (addr + locs[i]), - &val02) == 0) { - if (val01 == val02) - return -1; - } else - return -1; - } - } - - return 0; -} - -static int netxen_get_flash_block(struct netxen_adapter *adapter, int base, - int size, __le32 * buf) -{ - int i, addr; - __le32 *ptr32; - u32 v; - - addr = base; - ptr32 = buf; - for (i = 0; i < size / sizeof(u32); i++) { - if (netxen_rom_fast_read(adapter, addr, &v) == -1) - return -1; - *ptr32 = cpu_to_le32(v); - ptr32++; - addr += sizeof(u32); - } - if ((char *)buf + size > (char *)ptr32) { - __le32 local; - if (netxen_rom_fast_read(adapter, addr, &v) == -1) - return -1; - local = cpu_to_le32(v); - memcpy(ptr32, &local, (char *)buf + size - (char *)ptr32); - } - - return 0; -} - -int netxen_get_flash_mac_addr(struct netxen_adapter *adapter, __le64 *mac) -{ - __le32 *pmac = (__le32 *) mac; - u32 offset; - - offset = NETXEN_USER_START + - offsetof(struct netxen_new_user_info, mac_addr) + - adapter->portnum * sizeof(u64); - - if (netxen_get_flash_block(adapter, offset, sizeof(u64), pmac) == -1) - return -1; - - if (*mac == cpu_to_le64(~0ULL)) { - - offset = NETXEN_USER_START_OLD + - offsetof(struct netxen_user_old_info, mac_addr) + - adapter->portnum * sizeof(u64); - - if (netxen_get_flash_block(adapter, - offset, sizeof(u64), pmac) == -1) - return -1; - - if (*mac == cpu_to_le64(~0ULL)) - return -1; - } - return 0; -} - -int netxen_p3_get_mac_addr(struct netxen_adapter *adapter, __le64 *mac) -{ - uint32_t crbaddr, mac_hi, mac_lo; - int pci_func = adapter->ahw.pci_func; - - crbaddr = CRB_MAC_BLOCK_START + - (4 * ((pci_func/2) * 3)) + (4 * (pci_func & 1)); - - adapter->hw_read_wx(adapter, crbaddr, &mac_lo, 4); - adapter->hw_read_wx(adapter, crbaddr+4, &mac_hi, 4); - - if (pci_func & 1) - *mac = le64_to_cpu((mac_lo >> 16) | ((u64)mac_hi << 16)); - else - *mac = le64_to_cpu((u64)mac_lo | ((u64)mac_hi << 32)); - - return 0; -} - -#define CRB_WIN_LOCK_TIMEOUT 100000000 - -static int crb_win_lock(struct netxen_adapter *adapter) -{ - int done = 0, timeout = 0; - - while (!done) { - /* acquire semaphore3 from PCI HW block */ - adapter->hw_read_wx(adapter, - NETXEN_PCIE_REG(PCIE_SEM7_LOCK), &done, 4); - if (done == 1) - break; - if (timeout >= CRB_WIN_LOCK_TIMEOUT) - return -1; - timeout++; - udelay(1); - } - netxen_crb_writelit_adapter(adapter, - NETXEN_CRB_WIN_LOCK_ID, adapter->portnum); - return 0; -} - -static void crb_win_unlock(struct netxen_adapter *adapter) -{ - int val; - - adapter->hw_read_wx(adapter, - NETXEN_PCIE_REG(PCIE_SEM7_UNLOCK), &val, 4); -} - -/* - * Changes the CRB window to the specified window. - */ -void -netxen_nic_pci_change_crbwindow_128M(struct netxen_adapter *adapter, u32 wndw) -{ - void __iomem *offset; - u32 tmp; - int count = 0; - uint8_t func = adapter->ahw.pci_func; - - if (adapter->curr_window == wndw) - return; - /* - * Move the CRB window. - * We need to write to the "direct access" region of PCI - * to avoid a race condition where the window register has - * not been successfully written across CRB before the target - * register address is received by PCI. The direct region bypasses - * the CRB bus. - */ - offset = PCI_OFFSET_SECOND_RANGE(adapter, - NETXEN_PCIX_PH_REG(PCIE_CRB_WINDOW_REG(func))); - - if (wndw & 0x1) - wndw = NETXEN_WINDOW_ONE; - - writel(wndw, offset); - - /* MUST make sure window is set before we forge on... */ - while ((tmp = readl(offset)) != wndw) { - printk(KERN_WARNING "%s: %s WARNING: CRB window value not " - "registered properly: 0x%08x.\n", - netxen_nic_driver_name, __func__, tmp); - mdelay(1); - if (count >= 10) - break; - count++; - } - - if (wndw == NETXEN_WINDOW_ONE) - adapter->curr_window = 1; - else - adapter->curr_window = 0; -} - -/* - * Return -1 if off is not valid, - * 1 if window access is needed. 'off' is set to offset from - * CRB space in 128M pci map - * 0 if no window access is needed. 'off' is set to 2M addr - * In: 'off' is offset from base in 128M pci map - */ -static int -netxen_nic_pci_get_crb_addr_2M(struct netxen_adapter *adapter, - ulong *off, int len) -{ - unsigned long end = *off + len; - crb_128M_2M_sub_block_map_t *m; - - - if (*off >= NETXEN_CRB_MAX) - return -1; - - if (*off >= NETXEN_PCI_CAMQM && (end <= NETXEN_PCI_CAMQM_2M_END)) { - *off = (*off - NETXEN_PCI_CAMQM) + NETXEN_PCI_CAMQM_2M_BASE + - (ulong)adapter->ahw.pci_base0; - return 0; - } - - if (*off < NETXEN_PCI_CRBSPACE) - return -1; - - *off -= NETXEN_PCI_CRBSPACE; - end = *off + len; - - /* - * Try direct map - */ - m = &crb_128M_2M_map[CRB_BLK(*off)].sub_block[CRB_SUBBLK(*off)]; - - if (m->valid && (m->start_128M <= *off) && (m->end_128M >= end)) { - *off = *off + m->start_2M - m->start_128M + - (ulong)adapter->ahw.pci_base0; - return 0; - } - - /* - * Not in direct map, use crb window - */ - return 1; -} - -/* - * In: 'off' is offset from CRB space in 128M pci map - * Out: 'off' is 2M pci map addr - * side effect: lock crb window - */ -static void -netxen_nic_pci_set_crbwindow_2M(struct netxen_adapter *adapter, ulong *off) -{ - u32 win_read; - - adapter->crb_win = CRB_HI(*off); - writel(adapter->crb_win, (void *)(CRB_WINDOW_2M + - adapter->ahw.pci_base0)); - /* - * Read back value to make sure write has gone through before trying - * to use it. - */ - win_read = readl((void *)(CRB_WINDOW_2M + adapter->ahw.pci_base0)); - if (win_read != adapter->crb_win) { - printk(KERN_ERR "%s: Written crbwin (0x%x) != " - "Read crbwin (0x%x), off=0x%lx\n", - __func__, adapter->crb_win, win_read, *off); - } - *off = (*off & MASK(16)) + CRB_INDIRECT_2M + - (ulong)adapter->ahw.pci_base0; -} - -int netxen_load_firmware(struct netxen_adapter *adapter) -{ - int i; - u32 data, size = 0; - u32 flashaddr = NETXEN_BOOTLD_START; - - size = (NETXEN_IMAGE_START - NETXEN_BOOTLD_START)/4; - - if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) - adapter->pci_write_normalize(adapter, - NETXEN_ROMUSB_GLB_CAS_RST, 1); - - for (i = 0; i < size; i++) { - if (netxen_rom_fast_read(adapter, flashaddr, (int *)&data) != 0) - return -EIO; - - adapter->pci_mem_write(adapter, flashaddr, &data, 4); - flashaddr += 4; - } - msleep(1); - - if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) - adapter->pci_write_normalize(adapter, - NETXEN_ROMUSB_GLB_SW_RESET, 0x80001d); - else { - adapter->pci_write_normalize(adapter, - NETXEN_ROMUSB_GLB_CHIP_CLK_CTRL, 0x3fff); - adapter->pci_write_normalize(adapter, - NETXEN_ROMUSB_GLB_CAS_RST, 0); - } - - return 0; -} - -int -netxen_nic_hw_write_wx_128M(struct netxen_adapter *adapter, - ulong off, void *data, int len) -{ - void __iomem *addr; - - if (ADDR_IN_WINDOW1(off)) { - addr = NETXEN_CRB_NORMALIZE(adapter, off); - } else { /* Window 0 */ - addr = pci_base_offset(adapter, off); - netxen_nic_pci_change_crbwindow_128M(adapter, 0); - } - - DPRINTK(INFO, "writing to base %lx offset %llx addr %p" - " data %llx len %d\n", - pci_base(adapter, off), off, addr, - *(unsigned long long *)data, len); - if (!addr) { - netxen_nic_pci_change_crbwindow_128M(adapter, 1); - return 1; - } - - switch (len) { - case 1: - writeb(*(u8 *) data, addr); - break; - case 2: - writew(*(u16 *) data, addr); - break; - case 4: - writel(*(u32 *) data, addr); - break; - case 8: - writeq(*(u64 *) data, addr); - break; - default: - DPRINTK(INFO, - "writing data %lx to offset %llx, num words=%d\n", - *(unsigned long *)data, off, (len >> 3)); - - netxen_nic_hw_block_write64((u64 __iomem *) data, addr, - (len >> 3)); - break; - } - if (!ADDR_IN_WINDOW1(off)) - netxen_nic_pci_change_crbwindow_128M(adapter, 1); - - return 0; -} - -int -netxen_nic_hw_read_wx_128M(struct netxen_adapter *adapter, - ulong off, void *data, int len) -{ - void __iomem *addr; - - if (ADDR_IN_WINDOW1(off)) { /* Window 1 */ - addr = NETXEN_CRB_NORMALIZE(adapter, off); - } else { /* Window 0 */ - addr = pci_base_offset(adapter, off); - netxen_nic_pci_change_crbwindow_128M(adapter, 0); - } - - DPRINTK(INFO, "reading from base %lx offset %llx addr %p\n", - pci_base(adapter, off), off, addr); - if (!addr) { - netxen_nic_pci_change_crbwindow_128M(adapter, 1); - return 1; - } - switch (len) { - case 1: - *(u8 *) data = readb(addr); - break; - case 2: - *(u16 *) data = readw(addr); - break; - case 4: - *(u32 *) data = readl(addr); - break; - case 8: - *(u64 *) data = readq(addr); - break; - default: - netxen_nic_hw_block_read64((u64 __iomem *) data, addr, - (len >> 3)); - break; - } - DPRINTK(INFO, "read %lx\n", *(unsigned long *)data); - - if (!ADDR_IN_WINDOW1(off)) - netxen_nic_pci_change_crbwindow_128M(adapter, 1); - - return 0; -} - -int -netxen_nic_hw_write_wx_2M(struct netxen_adapter *adapter, - ulong off, void *data, int len) -{ - unsigned long flags = 0; - int rv; - - rv = netxen_nic_pci_get_crb_addr_2M(adapter, &off, len); - - if (rv == -1) { - printk(KERN_ERR "%s: invalid offset: 0x%016lx\n", - __func__, off); - dump_stack(); - return -1; - } - - if (rv == 1) { - write_lock_irqsave(&adapter->adapter_lock, flags); - crb_win_lock(adapter); - netxen_nic_pci_set_crbwindow_2M(adapter, &off); - } - - DPRINTK(1, INFO, "write data %lx to offset %llx, len=%d\n", - *(unsigned long *)data, off, len); - - switch (len) { - case 1: - writeb(*(uint8_t *)data, (void *)off); - break; - case 2: - writew(*(uint16_t *)data, (void *)off); - break; - case 4: - writel(*(uint32_t *)data, (void *)off); - break; - case 8: - writeq(*(uint64_t *)data, (void *)off); - break; - default: - DPRINTK(1, INFO, - "writing data %lx to offset %llx, num words=%d\n", - *(unsigned long *)data, off, (len>>3)); - break; - } - if (rv == 1) { - crb_win_unlock(adapter); - write_unlock_irqrestore(&adapter->adapter_lock, flags); - } - - return 0; -} - -int -netxen_nic_hw_read_wx_2M(struct netxen_adapter *adapter, - ulong off, void *data, int len) -{ - unsigned long flags = 0; - int rv; - - rv = netxen_nic_pci_get_crb_addr_2M(adapter, &off, len); - - if (rv == -1) { - printk(KERN_ERR "%s: invalid offset: 0x%016lx\n", - __func__, off); - dump_stack(); - return -1; - } - - if (rv == 1) { - write_lock_irqsave(&adapter->adapter_lock, flags); - crb_win_lock(adapter); - netxen_nic_pci_set_crbwindow_2M(adapter, &off); - } - - DPRINTK(1, INFO, "read from offset %lx, len=%d\n", off, len); - - switch (len) { - case 1: - *(uint8_t *)data = readb((void *)off); - break; - case 2: - *(uint16_t *)data = readw((void *)off); - break; - case 4: - *(uint32_t *)data = readl((void *)off); - break; - case 8: - *(uint64_t *)data = readq((void *)off); - break; - default: - break; - } - - DPRINTK(1, INFO, "read %lx\n", *(unsigned long *)data); - - if (rv == 1) { - crb_win_unlock(adapter); - write_unlock_irqrestore(&adapter->adapter_lock, flags); - } - - return 0; -} - -void netxen_nic_reg_write(struct netxen_adapter *adapter, u64 off, u32 val) -{ - adapter->hw_write_wx(adapter, off, &val, 4); -} - -int netxen_nic_reg_read(struct netxen_adapter *adapter, u64 off) -{ - int val; - adapter->hw_read_wx(adapter, off, &val, 4); - return val; -} - -/* Change the window to 0, write and change back to window 1. */ -void netxen_nic_write_w0(struct netxen_adapter *adapter, u32 index, u32 value) -{ - adapter->hw_write_wx(adapter, index, &value, 4); -} - -/* Change the window to 0, read and change back to window 1. */ -void netxen_nic_read_w0(struct netxen_adapter *adapter, u32 index, u32 *value) -{ - adapter->hw_read_wx(adapter, index, value, 4); -} - -void netxen_nic_write_w1(struct netxen_adapter *adapter, u32 index, u32 value) -{ - adapter->hw_write_wx(adapter, index, &value, 4); -} - -void netxen_nic_read_w1(struct netxen_adapter *adapter, u32 index, u32 *value) -{ - adapter->hw_read_wx(adapter, index, value, 4); -} - -/* - * check memory access boundary. - * used by test agent. support ddr access only for now - */ -static unsigned long -netxen_nic_pci_mem_bound_check(struct netxen_adapter *adapter, - unsigned long long addr, int size) -{ - if (!ADDR_IN_RANGE(addr, - NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX) || - !ADDR_IN_RANGE(addr+size-1, - NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX) || - ((size != 1) && (size != 2) && (size != 4) && (size != 8))) { - return 0; - } - - return 1; -} - -static int netxen_pci_set_window_warning_count; - -unsigned long -netxen_nic_pci_set_window_128M(struct netxen_adapter *adapter, - unsigned long long addr) -{ - void __iomem *offset; - int window; - unsigned long long qdr_max; - uint8_t func = adapter->ahw.pci_func; - - if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) { - qdr_max = NETXEN_ADDR_QDR_NET_MAX_P2; - } else { - qdr_max = NETXEN_ADDR_QDR_NET_MAX_P3; - } - - if (ADDR_IN_RANGE(addr, NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX)) { - /* DDR network side */ - addr -= NETXEN_ADDR_DDR_NET; - window = (addr >> 25) & 0x3ff; - if (adapter->ahw.ddr_mn_window != window) { - adapter->ahw.ddr_mn_window = window; - offset = PCI_OFFSET_SECOND_RANGE(adapter, - NETXEN_PCIX_PH_REG(PCIE_MN_WINDOW_REG(func))); - writel(window, offset); - /* MUST make sure window is set before we forge on... */ - readl(offset); - } - addr -= (window * NETXEN_WINDOW_ONE); - addr += NETXEN_PCI_DDR_NET; - } else if (ADDR_IN_RANGE(addr, NETXEN_ADDR_OCM0, NETXEN_ADDR_OCM0_MAX)) { - addr -= NETXEN_ADDR_OCM0; - addr += NETXEN_PCI_OCM0; - } else if (ADDR_IN_RANGE(addr, NETXEN_ADDR_OCM1, NETXEN_ADDR_OCM1_MAX)) { - addr -= NETXEN_ADDR_OCM1; - addr += NETXEN_PCI_OCM1; - } else if (ADDR_IN_RANGE(addr, NETXEN_ADDR_QDR_NET, qdr_max)) { - /* QDR network side */ - addr -= NETXEN_ADDR_QDR_NET; - window = (addr >> 22) & 0x3f; - if (adapter->ahw.qdr_sn_window != window) { - adapter->ahw.qdr_sn_window = window; - offset = PCI_OFFSET_SECOND_RANGE(adapter, - NETXEN_PCIX_PH_REG(PCIE_SN_WINDOW_REG(func))); - writel((window << 22), offset); - /* MUST make sure window is set before we forge on... */ - readl(offset); - } - addr -= (window * 0x400000); - addr += NETXEN_PCI_QDR_NET; - } else { - /* - * peg gdb frequently accesses memory that doesn't exist, - * this limits the chit chat so debugging isn't slowed down. - */ - if ((netxen_pci_set_window_warning_count++ < 8) - || (netxen_pci_set_window_warning_count % 64 == 0)) - printk("%s: Warning:netxen_nic_pci_set_window()" - " Unknown address range!\n", - netxen_nic_driver_name); - addr = -1UL; - } - return addr; -} - -/* - * Note : only 32-bit writes! - */ -int netxen_nic_pci_write_immediate_128M(struct netxen_adapter *adapter, - u64 off, u32 data) -{ - writel(data, (void __iomem *)(PCI_OFFSET_SECOND_RANGE(adapter, off))); - return 0; -} - -u32 netxen_nic_pci_read_immediate_128M(struct netxen_adapter *adapter, u64 off) -{ - return readl((void __iomem *)(pci_base_offset(adapter, off))); -} - -void netxen_nic_pci_write_normalize_128M(struct netxen_adapter *adapter, - u64 off, u32 data) -{ - writel(data, NETXEN_CRB_NORMALIZE(adapter, off)); -} - -u32 netxen_nic_pci_read_normalize_128M(struct netxen_adapter *adapter, u64 off) -{ - return readl(NETXEN_CRB_NORMALIZE(adapter, off)); -} - -unsigned long -netxen_nic_pci_set_window_2M(struct netxen_adapter *adapter, - unsigned long long addr) -{ - int window; - u32 win_read; - - if (ADDR_IN_RANGE(addr, NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX)) { - /* DDR network side */ - window = MN_WIN(addr); - adapter->ahw.ddr_mn_window = window; - adapter->hw_write_wx(adapter, - adapter->ahw.mn_win_crb | NETXEN_PCI_CRBSPACE, - &window, 4); - adapter->hw_read_wx(adapter, - adapter->ahw.mn_win_crb | NETXEN_PCI_CRBSPACE, - &win_read, 4); - if ((win_read << 17) != window) { - printk(KERN_INFO "Written MNwin (0x%x) != " - "Read MNwin (0x%x)\n", window, win_read); - } - addr = GET_MEM_OFFS_2M(addr) + NETXEN_PCI_DDR_NET; - } else if (ADDR_IN_RANGE(addr, - NETXEN_ADDR_OCM0, NETXEN_ADDR_OCM0_MAX)) { - if ((addr & 0x00ff800) == 0xff800) { - printk("%s: QM access not handled.\n", __func__); - addr = -1UL; - } - - window = OCM_WIN(addr); - adapter->ahw.ddr_mn_window = window; - adapter->hw_write_wx(adapter, - adapter->ahw.mn_win_crb | NETXEN_PCI_CRBSPACE, - &window, 4); - adapter->hw_read_wx(adapter, - adapter->ahw.mn_win_crb | NETXEN_PCI_CRBSPACE, - &win_read, 4); - if ((win_read >> 7) != window) { - printk(KERN_INFO "%s: Written OCMwin (0x%x) != " - "Read OCMwin (0x%x)\n", - __func__, window, win_read); - } - addr = GET_MEM_OFFS_2M(addr) + NETXEN_PCI_OCM0_2M; - - } else if (ADDR_IN_RANGE(addr, - NETXEN_ADDR_QDR_NET, NETXEN_ADDR_QDR_NET_MAX_P3)) { - /* QDR network side */ - window = MS_WIN(addr); - adapter->ahw.qdr_sn_window = window; - adapter->hw_write_wx(adapter, - adapter->ahw.ms_win_crb | NETXEN_PCI_CRBSPACE, - &window, 4); - adapter->hw_read_wx(adapter, - adapter->ahw.ms_win_crb | NETXEN_PCI_CRBSPACE, - &win_read, 4); - if (win_read != window) { - printk(KERN_INFO "%s: Written MSwin (0x%x) != " - "Read MSwin (0x%x)\n", - __func__, window, win_read); - } - addr = GET_MEM_OFFS_2M(addr) + NETXEN_PCI_QDR_NET; - - } else { - /* - * peg gdb frequently accesses memory that doesn't exist, - * this limits the chit chat so debugging isn't slowed down. - */ - if ((netxen_pci_set_window_warning_count++ < 8) - || (netxen_pci_set_window_warning_count%64 == 0)) { - printk("%s: Warning:%s Unknown address range!\n", - __func__, netxen_nic_driver_name); -} - addr = -1UL; - } - return addr; -} - -static int netxen_nic_pci_is_same_window(struct netxen_adapter *adapter, - unsigned long long addr) -{ - int window; - unsigned long long qdr_max; - - if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) - qdr_max = NETXEN_ADDR_QDR_NET_MAX_P2; - else - qdr_max = NETXEN_ADDR_QDR_NET_MAX_P3; - - if (ADDR_IN_RANGE(addr, - NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX)) { - /* DDR network side */ - BUG(); /* MN access can not come here */ - } else if (ADDR_IN_RANGE(addr, - NETXEN_ADDR_OCM0, NETXEN_ADDR_OCM0_MAX)) { - return 1; - } else if (ADDR_IN_RANGE(addr, - NETXEN_ADDR_OCM1, NETXEN_ADDR_OCM1_MAX)) { - return 1; - } else if (ADDR_IN_RANGE(addr, NETXEN_ADDR_QDR_NET, qdr_max)) { - /* QDR network side */ - window = ((addr - NETXEN_ADDR_QDR_NET) >> 22) & 0x3f; - if (adapter->ahw.qdr_sn_window == window) - return 1; - } - - return 0; -} - -static int netxen_nic_pci_mem_read_direct(struct netxen_adapter *adapter, - u64 off, void *data, int size) -{ - unsigned long flags; - void *addr; - int ret = 0; - u64 start; - uint8_t *mem_ptr = NULL; - unsigned long mem_base; - unsigned long mem_page; - - write_lock_irqsave(&adapter->adapter_lock, flags); - - /* - * If attempting to access unknown address or straddle hw windows, - * do not access. - */ - start = adapter->pci_set_window(adapter, off); - if ((start == -1UL) || - (netxen_nic_pci_is_same_window(adapter, off+size-1) == 0)) { - write_unlock_irqrestore(&adapter->adapter_lock, flags); - printk(KERN_ERR "%s out of bound pci memory access. " - "offset is 0x%llx\n", netxen_nic_driver_name, - (unsigned long long)off); - return -1; - } - - addr = (void *)(pci_base_offset(adapter, start)); - if (!addr) { - write_unlock_irqrestore(&adapter->adapter_lock, flags); - mem_base = pci_resource_start(adapter->pdev, 0); - mem_page = start & PAGE_MASK; - /* Map two pages whenever user tries to access addresses in two - consecutive pages. - */ - if (mem_page != ((start + size - 1) & PAGE_MASK)) - mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE * 2); - else - mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE); - if (mem_ptr == NULL) { - *(uint8_t *)data = 0; - return -1; - } - addr = mem_ptr; - addr += start & (PAGE_SIZE - 1); - write_lock_irqsave(&adapter->adapter_lock, flags); - } - - switch (size) { - case 1: - *(uint8_t *)data = readb(addr); - break; - case 2: - *(uint16_t *)data = readw(addr); - break; - case 4: - *(uint32_t *)data = readl(addr); - break; - case 8: - *(uint64_t *)data = readq(addr); - break; - default: - ret = -1; - break; - } - write_unlock_irqrestore(&adapter->adapter_lock, flags); - DPRINTK(1, INFO, "read %llx\n", *(unsigned long long *)data); - - if (mem_ptr) - iounmap(mem_ptr); - return ret; -} - -static int -netxen_nic_pci_mem_write_direct(struct netxen_adapter *adapter, u64 off, - void *data, int size) -{ - unsigned long flags; - void *addr; - int ret = 0; - u64 start; - uint8_t *mem_ptr = NULL; - unsigned long mem_base; - unsigned long mem_page; - - write_lock_irqsave(&adapter->adapter_lock, flags); - - /* - * If attempting to access unknown address or straddle hw windows, - * do not access. - */ - start = adapter->pci_set_window(adapter, off); - if ((start == -1UL) || - (netxen_nic_pci_is_same_window(adapter, off+size-1) == 0)) { - write_unlock_irqrestore(&adapter->adapter_lock, flags); - printk(KERN_ERR "%s out of bound pci memory access. " - "offset is 0x%llx\n", netxen_nic_driver_name, - (unsigned long long)off); - return -1; - } - - addr = (void *)(pci_base_offset(adapter, start)); - if (!addr) { - write_unlock_irqrestore(&adapter->adapter_lock, flags); - mem_base = pci_resource_start(adapter->pdev, 0); - mem_page = start & PAGE_MASK; - /* Map two pages whenever user tries to access addresses in two - * consecutive pages. - */ - if (mem_page != ((start + size - 1) & PAGE_MASK)) - mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE*2); - else - mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE); - if (mem_ptr == NULL) - return -1; - addr = mem_ptr; - addr += start & (PAGE_SIZE - 1); - write_lock_irqsave(&adapter->adapter_lock, flags); - } - - switch (size) { - case 1: - writeb(*(uint8_t *)data, addr); - break; - case 2: - writew(*(uint16_t *)data, addr); - break; - case 4: - writel(*(uint32_t *)data, addr); - break; - case 8: - writeq(*(uint64_t *)data, addr); - break; - default: - ret = -1; - break; - } - write_unlock_irqrestore(&adapter->adapter_lock, flags); - DPRINTK(1, INFO, "writing data %llx to offset %llx\n", - *(unsigned long long *)data, start); - if (mem_ptr) - iounmap(mem_ptr); - return ret; -} - -#define MAX_CTL_CHECK 1000 - -int -netxen_nic_pci_mem_write_128M(struct netxen_adapter *adapter, - u64 off, void *data, int size) -{ - unsigned long flags, mem_crb; - int i, j, ret = 0, loop, sz[2], off0; - uint32_t temp; - uint64_t off8, tmpw, word[2] = {0, 0}; - - /* - * If not MN, go check for MS or invalid. - */ - if (netxen_nic_pci_mem_bound_check(adapter, off, size) == 0) - return netxen_nic_pci_mem_write_direct(adapter, - off, data, size); - - off8 = off & 0xfffffff8; - off0 = off & 0x7; - sz[0] = (size < (8 - off0)) ? size : (8 - off0); - sz[1] = size - sz[0]; - loop = ((off0 + size - 1) >> 3) + 1; - mem_crb = (unsigned long)pci_base_offset(adapter, NETXEN_CRB_DDR_NET); - - if ((size != 8) || (off0 != 0)) { - for (i = 0; i < loop; i++) { - if (adapter->pci_mem_read(adapter, - off8 + (i << 3), &word[i], 8)) - return -1; - } - } - - switch (size) { - case 1: - tmpw = *((uint8_t *)data); - break; - case 2: - tmpw = *((uint16_t *)data); - break; - case 4: - tmpw = *((uint32_t *)data); - break; - case 8: - default: - tmpw = *((uint64_t *)data); - break; - } - word[0] &= ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); - word[0] |= tmpw << (off0 * 8); - - if (loop == 2) { - word[1] &= ~(~0ULL << (sz[1] * 8)); - word[1] |= tmpw >> (sz[0] * 8); - } - - write_lock_irqsave(&adapter->adapter_lock, flags); - netxen_nic_pci_change_crbwindow_128M(adapter, 0); - - for (i = 0; i < loop; i++) { - writel((uint32_t)(off8 + (i << 3)), - (void *)(mem_crb+MIU_TEST_AGT_ADDR_LO)); - writel(0, - (void *)(mem_crb+MIU_TEST_AGT_ADDR_HI)); - writel(word[i] & 0xffffffff, - (void *)(mem_crb+MIU_TEST_AGT_WRDATA_LO)); - writel((word[i] >> 32) & 0xffffffff, - (void *)(mem_crb+MIU_TEST_AGT_WRDATA_HI)); - writel(MIU_TA_CTL_ENABLE|MIU_TA_CTL_WRITE, - (void *)(mem_crb+MIU_TEST_AGT_CTRL)); - writel(MIU_TA_CTL_START|MIU_TA_CTL_ENABLE|MIU_TA_CTL_WRITE, - (void *)(mem_crb+MIU_TEST_AGT_CTRL)); - - for (j = 0; j < MAX_CTL_CHECK; j++) { - temp = readl( - (void *)(mem_crb+MIU_TEST_AGT_CTRL)); - if ((temp & MIU_TA_CTL_BUSY) == 0) - break; - } - - if (j >= MAX_CTL_CHECK) { - printk("%s: %s Fail to write through agent\n", - __func__, netxen_nic_driver_name); - ret = -1; - break; - } - } - - netxen_nic_pci_change_crbwindow_128M(adapter, 1); - write_unlock_irqrestore(&adapter->adapter_lock, flags); - return ret; -} - -int -netxen_nic_pci_mem_read_128M(struct netxen_adapter *adapter, - u64 off, void *data, int size) -{ - unsigned long flags, mem_crb; - int i, j = 0, k, start, end, loop, sz[2], off0[2]; - uint32_t temp; - uint64_t off8, val, word[2] = {0, 0}; - - - /* - * If not MN, go check for MS or invalid. - */ - if (netxen_nic_pci_mem_bound_check(adapter, off, size) == 0) - return netxen_nic_pci_mem_read_direct(adapter, off, data, size); - - off8 = off & 0xfffffff8; - off0[0] = off & 0x7; - off0[1] = 0; - sz[0] = (size < (8 - off0[0])) ? size : (8 - off0[0]); - sz[1] = size - sz[0]; - loop = ((off0[0] + size - 1) >> 3) + 1; - mem_crb = (unsigned long)pci_base_offset(adapter, NETXEN_CRB_DDR_NET); - - write_lock_irqsave(&adapter->adapter_lock, flags); - netxen_nic_pci_change_crbwindow_128M(adapter, 0); - - for (i = 0; i < loop; i++) { - writel((uint32_t)(off8 + (i << 3)), - (void *)(mem_crb+MIU_TEST_AGT_ADDR_LO)); - writel(0, - (void *)(mem_crb+MIU_TEST_AGT_ADDR_HI)); - writel(MIU_TA_CTL_ENABLE, - (void *)(mem_crb+MIU_TEST_AGT_CTRL)); - writel(MIU_TA_CTL_START|MIU_TA_CTL_ENABLE, - (void *)(mem_crb+MIU_TEST_AGT_CTRL)); - - for (j = 0; j < MAX_CTL_CHECK; j++) { - temp = readl( - (void *)(mem_crb+MIU_TEST_AGT_CTRL)); - if ((temp & MIU_TA_CTL_BUSY) == 0) - break; - } - - if (j >= MAX_CTL_CHECK) { - printk(KERN_ERR "%s: %s Fail to read through agent\n", - __func__, netxen_nic_driver_name); - break; - } - - start = off0[i] >> 2; - end = (off0[i] + sz[i] - 1) >> 2; - for (k = start; k <= end; k++) { - word[i] |= ((uint64_t) readl( - (void *)(mem_crb + - MIU_TEST_AGT_RDDATA(k))) << (32*k)); - } - } - - netxen_nic_pci_change_crbwindow_128M(adapter, 1); - write_unlock_irqrestore(&adapter->adapter_lock, flags); - - if (j >= MAX_CTL_CHECK) - return -1; - - if (sz[0] == 8) { - val = word[0]; - } else { - val = ((word[0] >> (off0[0] * 8)) & (~(~0ULL << (sz[0] * 8)))) | - ((word[1] & (~(~0ULL << (sz[1] * 8)))) << (sz[0] * 8)); - } - - switch (size) { - case 1: - *(uint8_t *)data = val; - break; - case 2: - *(uint16_t *)data = val; - break; - case 4: - *(uint32_t *)data = val; - break; - case 8: - *(uint64_t *)data = val; - break; - } - DPRINTK(1, INFO, "read %llx\n", *(unsigned long long *)data); - return 0; -} - -int -netxen_nic_pci_mem_write_2M(struct netxen_adapter *adapter, - u64 off, void *data, int size) -{ - int i, j, ret = 0, loop, sz[2], off0; - uint32_t temp; - uint64_t off8, mem_crb, tmpw, word[2] = {0, 0}; - - /* - * If not MN, go check for MS or invalid. - */ - if (off >= NETXEN_ADDR_QDR_NET && off <= NETXEN_ADDR_QDR_NET_MAX_P3) - mem_crb = NETXEN_CRB_QDR_NET; - else { - mem_crb = NETXEN_CRB_DDR_NET; - if (netxen_nic_pci_mem_bound_check(adapter, off, size) == 0) - return netxen_nic_pci_mem_write_direct(adapter, - off, data, size); - } - - off8 = off & 0xfffffff8; - off0 = off & 0x7; - sz[0] = (size < (8 - off0)) ? size : (8 - off0); - sz[1] = size - sz[0]; - loop = ((off0 + size - 1) >> 3) + 1; - - if ((size != 8) || (off0 != 0)) { - for (i = 0; i < loop; i++) { - if (adapter->pci_mem_read(adapter, off8 + (i << 3), - &word[i], 8)) - return -1; - } - } - - switch (size) { - case 1: - tmpw = *((uint8_t *)data); - break; - case 2: - tmpw = *((uint16_t *)data); - break; - case 4: - tmpw = *((uint32_t *)data); - break; - case 8: - default: - tmpw = *((uint64_t *)data); - break; - } - - word[0] &= ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); - word[0] |= tmpw << (off0 * 8); - - if (loop == 2) { - word[1] &= ~(~0ULL << (sz[1] * 8)); - word[1] |= tmpw >> (sz[0] * 8); - } - - /* - * don't lock here - write_wx gets the lock if each time - * write_lock_irqsave(&adapter->adapter_lock, flags); - * netxen_nic_pci_change_crbwindow_128M(adapter, 0); - */ - - for (i = 0; i < loop; i++) { - temp = off8 + (i << 3); - adapter->hw_write_wx(adapter, - mem_crb+MIU_TEST_AGT_ADDR_LO, &temp, 4); - temp = 0; - adapter->hw_write_wx(adapter, - mem_crb+MIU_TEST_AGT_ADDR_HI, &temp, 4); - temp = word[i] & 0xffffffff; - adapter->hw_write_wx(adapter, - mem_crb+MIU_TEST_AGT_WRDATA_LO, &temp, 4); - temp = (word[i] >> 32) & 0xffffffff; - adapter->hw_write_wx(adapter, - mem_crb+MIU_TEST_AGT_WRDATA_HI, &temp, 4); - temp = MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; - adapter->hw_write_wx(adapter, - mem_crb+MIU_TEST_AGT_CTRL, &temp, 4); - temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; - adapter->hw_write_wx(adapter, - mem_crb+MIU_TEST_AGT_CTRL, &temp, 4); - - for (j = 0; j < MAX_CTL_CHECK; j++) { - adapter->hw_read_wx(adapter, - mem_crb + MIU_TEST_AGT_CTRL, &temp, 4); - if ((temp & MIU_TA_CTL_BUSY) == 0) - break; - } - - if (j >= MAX_CTL_CHECK) { - printk(KERN_ERR "%s: Fail to write through agent\n", - netxen_nic_driver_name); - ret = -1; - break; - } - } - - /* - * netxen_nic_pci_change_crbwindow_128M(adapter, 1); - * write_unlock_irqrestore(&adapter->adapter_lock, flags); - */ - return ret; -} - -int -netxen_nic_pci_mem_read_2M(struct netxen_adapter *adapter, - u64 off, void *data, int size) -{ - int i, j = 0, k, start, end, loop, sz[2], off0[2]; - uint32_t temp; - uint64_t off8, val, mem_crb, word[2] = {0, 0}; - - /* - * If not MN, go check for MS or invalid. - */ - - if (off >= NETXEN_ADDR_QDR_NET && off <= NETXEN_ADDR_QDR_NET_MAX_P3) - mem_crb = NETXEN_CRB_QDR_NET; - else { - mem_crb = NETXEN_CRB_DDR_NET; - if (netxen_nic_pci_mem_bound_check(adapter, off, size) == 0) - return netxen_nic_pci_mem_read_direct(adapter, - off, data, size); - } - - off8 = off & 0xfffffff8; - off0[0] = off & 0x7; - off0[1] = 0; - sz[0] = (size < (8 - off0[0])) ? size : (8 - off0[0]); - sz[1] = size - sz[0]; - loop = ((off0[0] + size - 1) >> 3) + 1; - - /* - * don't lock here - write_wx gets the lock if each time - * write_lock_irqsave(&adapter->adapter_lock, flags); - * netxen_nic_pci_change_crbwindow_128M(adapter, 0); - */ - - for (i = 0; i < loop; i++) { - temp = off8 + (i << 3); - adapter->hw_write_wx(adapter, - mem_crb + MIU_TEST_AGT_ADDR_LO, &temp, 4); - temp = 0; - adapter->hw_write_wx(adapter, - mem_crb + MIU_TEST_AGT_ADDR_HI, &temp, 4); - temp = MIU_TA_CTL_ENABLE; - adapter->hw_write_wx(adapter, - mem_crb + MIU_TEST_AGT_CTRL, &temp, 4); - temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE; - adapter->hw_write_wx(adapter, - mem_crb + MIU_TEST_AGT_CTRL, &temp, 4); - - for (j = 0; j < MAX_CTL_CHECK; j++) { - adapter->hw_read_wx(adapter, - mem_crb + MIU_TEST_AGT_CTRL, &temp, 4); - if ((temp & MIU_TA_CTL_BUSY) == 0) - break; - } - - if (j >= MAX_CTL_CHECK) { - printk(KERN_ERR "%s: Fail to read through agent\n", - netxen_nic_driver_name); - break; - } - - start = off0[i] >> 2; - end = (off0[i] + sz[i] - 1) >> 2; - for (k = start; k <= end; k++) { - adapter->hw_read_wx(adapter, - mem_crb + MIU_TEST_AGT_RDDATA(k), &temp, 4); - word[i] |= ((uint64_t)temp << (32 * k)); - } - } - - /* - * netxen_nic_pci_change_crbwindow_128M(adapter, 1); - * write_unlock_irqrestore(&adapter->adapter_lock, flags); - */ - - if (j >= MAX_CTL_CHECK) - return -1; - - if (sz[0] == 8) { - val = word[0]; - } else { - val = ((word[0] >> (off0[0] * 8)) & (~(~0ULL << (sz[0] * 8)))) | - ((word[1] & (~(~0ULL << (sz[1] * 8)))) << (sz[0] * 8)); - } - - switch (size) { - case 1: - *(uint8_t *)data = val; - break; - case 2: - *(uint16_t *)data = val; - break; - case 4: - *(uint32_t *)data = val; - break; - case 8: - *(uint64_t *)data = val; - break; - } - DPRINTK(1, INFO, "read %llx\n", *(unsigned long long *)data); - return 0; -} - -/* - * Note : only 32-bit writes! - */ -int netxen_nic_pci_write_immediate_2M(struct netxen_adapter *adapter, - u64 off, u32 data) -{ - adapter->hw_write_wx(adapter, off, &data, 4); - - return 0; -} - -u32 netxen_nic_pci_read_immediate_2M(struct netxen_adapter *adapter, u64 off) -{ - u32 temp; - adapter->hw_read_wx(adapter, off, &temp, 4); - return temp; -} - -void netxen_nic_pci_write_normalize_2M(struct netxen_adapter *adapter, - u64 off, u32 data) -{ - adapter->hw_write_wx(adapter, off, &data, 4); -} - -u32 netxen_nic_pci_read_normalize_2M(struct netxen_adapter *adapter, u64 off) -{ - u32 temp; - adapter->hw_read_wx(adapter, off, &temp, 4); - return temp; -} - -#if 0 -int -netxen_nic_erase_pxe(struct netxen_adapter *adapter) -{ - if (netxen_rom_fast_write(adapter, NETXEN_PXE_START, 0) == -1) { - printk(KERN_ERR "%s: erase pxe failed\n", - netxen_nic_driver_name); - return -1; - } - return 0; -} -#endif /* 0 */ - -int netxen_nic_get_board_info(struct netxen_adapter *adapter) -{ - int rv = 0; - int addr = NETXEN_BRDCFG_START; - struct netxen_board_info *boardinfo; - int index; - u32 *ptr32; - - boardinfo = &adapter->ahw.boardcfg; - ptr32 = (u32 *) boardinfo; - - for (index = 0; index < sizeof(struct netxen_board_info) / sizeof(u32); - index++) { - if (netxen_rom_fast_read(adapter, addr, ptr32) == -1) { - return -EIO; - } - ptr32++; - addr += sizeof(u32); - } - if (boardinfo->magic != NETXEN_BDINFO_MAGIC) { - printk("%s: ERROR reading %s board config." - " Read %x, expected %x\n", netxen_nic_driver_name, - netxen_nic_driver_name, - boardinfo->magic, NETXEN_BDINFO_MAGIC); - rv = -1; - } - if (boardinfo->header_version != NETXEN_BDINFO_VERSION) { - printk("%s: Unknown board config version." - " Read %x, expected %x\n", netxen_nic_driver_name, - boardinfo->header_version, NETXEN_BDINFO_VERSION); - rv = -1; - } - - if (boardinfo->board_type == NETXEN_BRDTYPE_P3_4_GB_MM) { - u32 gpio = netxen_nic_reg_read(adapter, - NETXEN_ROMUSB_GLB_PAD_GPIO_I); - if ((gpio & 0x8000) == 0) - boardinfo->board_type = NETXEN_BRDTYPE_P3_10G_TP; - } - - switch ((netxen_brdtype_t) boardinfo->board_type) { - case NETXEN_BRDTYPE_P2_SB35_4G: - adapter->ahw.board_type = NETXEN_NIC_GBE; - break; - case NETXEN_BRDTYPE_P2_SB31_10G: - case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ: - case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ: - case NETXEN_BRDTYPE_P2_SB31_10G_CX4: - case NETXEN_BRDTYPE_P3_HMEZ: - case NETXEN_BRDTYPE_P3_XG_LOM: - case NETXEN_BRDTYPE_P3_10G_CX4: - case NETXEN_BRDTYPE_P3_10G_CX4_LP: - case NETXEN_BRDTYPE_P3_IMEZ: - case NETXEN_BRDTYPE_P3_10G_SFP_PLUS: - case NETXEN_BRDTYPE_P3_10G_SFP_CT: - case NETXEN_BRDTYPE_P3_10G_SFP_QT: - case NETXEN_BRDTYPE_P3_10G_XFP: - case NETXEN_BRDTYPE_P3_10000_BASE_T: - adapter->ahw.board_type = NETXEN_NIC_XGBE; - break; - case NETXEN_BRDTYPE_P1_BD: - case NETXEN_BRDTYPE_P1_SB: - case NETXEN_BRDTYPE_P1_SMAX: - case NETXEN_BRDTYPE_P1_SOCK: - case NETXEN_BRDTYPE_P3_REF_QG: - case NETXEN_BRDTYPE_P3_4_GB: - case NETXEN_BRDTYPE_P3_4_GB_MM: - adapter->ahw.board_type = NETXEN_NIC_GBE; - break; - case NETXEN_BRDTYPE_P3_10G_TP: - adapter->ahw.board_type = (adapter->portnum < 2) ? - NETXEN_NIC_XGBE : NETXEN_NIC_GBE; - break; - default: - printk("%s: Unknown(%x)\n", netxen_nic_driver_name, - boardinfo->board_type); - rv = -ENODEV; - break; - } - - return rv; -} - -/* NIU access sections */ - -int netxen_nic_set_mtu_gb(struct netxen_adapter *adapter, int new_mtu) -{ - new_mtu += MTU_FUDGE_FACTOR; - netxen_nic_write_w0(adapter, - NETXEN_NIU_GB_MAX_FRAME_SIZE(adapter->physical_port), - new_mtu); - return 0; -} - -int netxen_nic_set_mtu_xgb(struct netxen_adapter *adapter, int new_mtu) -{ - new_mtu += MTU_FUDGE_FACTOR; - if (adapter->physical_port == 0) - netxen_nic_write_w0(adapter, NETXEN_NIU_XGE_MAX_FRAME_SIZE, - new_mtu); - else - netxen_nic_write_w0(adapter, NETXEN_NIU_XG1_MAX_FRAME_SIZE, - new_mtu); - return 0; -} - -void -netxen_crb_writelit_adapter(struct netxen_adapter *adapter, - unsigned long off, int data) -{ - adapter->hw_write_wx(adapter, off, &data, 4); -} - -void netxen_nic_set_link_parameters(struct netxen_adapter *adapter) -{ - __u32 status; - __u32 autoneg; - __u32 port_mode; - - if (!netif_carrier_ok(adapter->netdev)) { - adapter->link_speed = 0; - adapter->link_duplex = -1; - adapter->link_autoneg = AUTONEG_ENABLE; - return; - } - - if (adapter->ahw.board_type == NETXEN_NIC_GBE) { - adapter->hw_read_wx(adapter, - NETXEN_PORT_MODE_ADDR, &port_mode, 4); - if (port_mode == NETXEN_PORT_MODE_802_3_AP) { - adapter->link_speed = SPEED_1000; - adapter->link_duplex = DUPLEX_FULL; - adapter->link_autoneg = AUTONEG_DISABLE; - return; - } - - if (adapter->phy_read - && adapter->phy_read(adapter, - NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS, - &status) == 0) { - if (netxen_get_phy_link(status)) { - switch (netxen_get_phy_speed(status)) { - case 0: - adapter->link_speed = SPEED_10; - break; - case 1: - adapter->link_speed = SPEED_100; - break; - case 2: - adapter->link_speed = SPEED_1000; - break; - default: - adapter->link_speed = 0; - break; - } - switch (netxen_get_phy_duplex(status)) { - case 0: - adapter->link_duplex = DUPLEX_HALF; - break; - case 1: - adapter->link_duplex = DUPLEX_FULL; - break; - default: - adapter->link_duplex = -1; - break; - } - if (adapter->phy_read - && adapter->phy_read(adapter, - NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG, - &autoneg) != 0) - adapter->link_autoneg = autoneg; - } else - goto link_down; - } else { - link_down: - adapter->link_speed = 0; - adapter->link_duplex = -1; - } - } -} - -void netxen_nic_flash_print(struct netxen_adapter *adapter) -{ - u32 fw_major = 0; - u32 fw_minor = 0; - u32 fw_build = 0; - char brd_name[NETXEN_MAX_SHORT_NAME]; - char serial_num[32]; - int i, addr; - __le32 *ptr32; - - struct netxen_board_info *board_info = &(adapter->ahw.boardcfg); - - adapter->driver_mismatch = 0; - - ptr32 = (u32 *)&serial_num; - addr = NETXEN_USER_START + - offsetof(struct netxen_new_user_info, serial_num); - for (i = 0; i < 8; i++) { - if (netxen_rom_fast_read(adapter, addr, ptr32) == -1) { - printk("%s: ERROR reading %s board userarea.\n", - netxen_nic_driver_name, - netxen_nic_driver_name); - adapter->driver_mismatch = 1; - return; - } - ptr32++; - addr += sizeof(u32); - } - - adapter->hw_read_wx(adapter, NETXEN_FW_VERSION_MAJOR, &fw_major, 4); - adapter->hw_read_wx(adapter, NETXEN_FW_VERSION_MINOR, &fw_minor, 4); - adapter->hw_read_wx(adapter, NETXEN_FW_VERSION_SUB, &fw_build, 4); - - adapter->fw_major = fw_major; - - if (adapter->portnum == 0) { - get_brd_name_by_type(board_info->board_type, brd_name); - - printk(KERN_INFO "NetXen %s Board S/N %s Chip rev 0x%x\n", - brd_name, serial_num, adapter->ahw.revision_id); - printk(KERN_INFO "NetXen Firmware version %d.%d.%d\n", - fw_major, fw_minor, fw_build); - } - - if (NETXEN_VERSION_CODE(fw_major, fw_minor, fw_build) < - NETXEN_VERSION_CODE(3, 4, 216)) { - adapter->driver_mismatch = 1; - printk(KERN_ERR "%s: firmware version %d.%d.%d unsupported\n", - netxen_nic_driver_name, - fw_major, fw_minor, fw_build); - return; - } -} - |