diff options
Diffstat (limited to 'drivers/net/tokenring/smctr.c')
| -rw-r--r-- | drivers/net/tokenring/smctr.c | 5717 |
1 files changed, 0 insertions, 5717 deletions
diff --git a/drivers/net/tokenring/smctr.c b/drivers/net/tokenring/smctr.c deleted file mode 100644 index cb35fb79e01..00000000000 --- a/drivers/net/tokenring/smctr.c +++ /dev/null @@ -1,5717 +0,0 @@ -/* - * smctr.c: A network driver for the SMC Token Ring Adapters. - * - * Written by Jay Schulist <jschlst@samba.org> - * - * This software may be used and distributed according to the terms - * of the GNU General Public License, incorporated herein by reference. - * - * This device driver works with the following SMC adapters: - * - SMC TokenCard Elite (8115T, chips 825/584) - * - SMC TokenCard Elite/A MCA (8115T/A, chips 825/594) - * - * Source(s): - * - SMC TokenCard SDK. - * - * Maintainer(s): - * JS Jay Schulist <jschlst@samba.org> - * - * Changes: - * 07102000 JS Fixed a timing problem in smctr_wait_cmd(); - * Also added a bit more discriptive error msgs. - * 07122000 JS Fixed problem with detecting a card with - * module io/irq/mem specified. - * - * To do: - * 1. Multicast support. - * - * Initial 2.5 cleanup Alan Cox <alan@lxorguk.ukuu.org.uk> 2002/10/28 - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/fcntl.h> -#include <linux/interrupt.h> -#include <linux/ptrace.h> -#include <linux/ioport.h> -#include <linux/in.h> -#include <linux/string.h> -#include <linux/time.h> -#include <linux/errno.h> -#include <linux/init.h> -#include <linux/mca-legacy.h> -#include <linux/delay.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/skbuff.h> -#include <linux/trdevice.h> -#include <linux/bitops.h> -#include <linux/firmware.h> - -#include <asm/io.h> -#include <asm/dma.h> -#include <asm/irq.h> - -#if BITS_PER_LONG == 64 -#error FIXME: driver does not support 64-bit platforms -#endif - -#include "smctr.h" /* Our Stuff */ - -static const char version[] __initdata = - KERN_INFO "smctr.c: v1.4 7/12/00 by jschlst@samba.org\n"; -static const char cardname[] = "smctr"; - - -#define SMCTR_IO_EXTENT 20 - -#ifdef CONFIG_MCA_LEGACY -static unsigned int smctr_posid = 0x6ec6; -#endif - -static int ringspeed; - -/* SMC Name of the Adapter. */ -static char smctr_name[] = "SMC TokenCard"; -static char *smctr_model = "Unknown"; - -/* Use 0 for production, 1 for verification, 2 for debug, and - * 3 for very verbose debug. - */ -#ifndef SMCTR_DEBUG -#define SMCTR_DEBUG 1 -#endif -static unsigned int smctr_debug = SMCTR_DEBUG; - -/* smctr.c prototypes and functions are arranged alphabeticly - * for clearity, maintainability and pure old fashion fun. - */ -/* A */ -static int smctr_alloc_shared_memory(struct net_device *dev); - -/* B */ -static int smctr_bypass_state(struct net_device *dev); - -/* C */ -static int smctr_checksum_firmware(struct net_device *dev); -static int __init smctr_chk_isa(struct net_device *dev); -static int smctr_chg_rx_mask(struct net_device *dev); -static int smctr_clear_int(struct net_device *dev); -static int smctr_clear_trc_reset(int ioaddr); -static int smctr_close(struct net_device *dev); - -/* D */ -static int smctr_decode_firmware(struct net_device *dev, - const struct firmware *fw); -static int smctr_disable_16bit(struct net_device *dev); -static int smctr_disable_adapter_ctrl_store(struct net_device *dev); -static int smctr_disable_bic_int(struct net_device *dev); - -/* E */ -static int smctr_enable_16bit(struct net_device *dev); -static int smctr_enable_adapter_ctrl_store(struct net_device *dev); -static int smctr_enable_adapter_ram(struct net_device *dev); -static int smctr_enable_bic_int(struct net_device *dev); - -/* G */ -static int __init smctr_get_boardid(struct net_device *dev, int mca); -static int smctr_get_group_address(struct net_device *dev); -static int smctr_get_functional_address(struct net_device *dev); -static unsigned int smctr_get_num_rx_bdbs(struct net_device *dev); -static int smctr_get_physical_drop_number(struct net_device *dev); -static __u8 *smctr_get_rx_pointer(struct net_device *dev, short queue); -static int smctr_get_station_id(struct net_device *dev); -static FCBlock *smctr_get_tx_fcb(struct net_device *dev, __u16 queue, - __u16 bytes_count); -static int smctr_get_upstream_neighbor_addr(struct net_device *dev); - -/* H */ -static int smctr_hardware_send_packet(struct net_device *dev, - struct net_local *tp); -/* I */ -static int smctr_init_acbs(struct net_device *dev); -static int smctr_init_adapter(struct net_device *dev); -static int smctr_init_card_real(struct net_device *dev); -static int smctr_init_rx_bdbs(struct net_device *dev); -static int smctr_init_rx_fcbs(struct net_device *dev); -static int smctr_init_shared_memory(struct net_device *dev); -static int smctr_init_tx_bdbs(struct net_device *dev); -static int smctr_init_tx_fcbs(struct net_device *dev); -static int smctr_internal_self_test(struct net_device *dev); -static irqreturn_t smctr_interrupt(int irq, void *dev_id); -static int smctr_issue_enable_int_cmd(struct net_device *dev, - __u16 interrupt_enable_mask); -static int smctr_issue_int_ack(struct net_device *dev, __u16 iack_code, - __u16 ibits); -static int smctr_issue_init_timers_cmd(struct net_device *dev); -static int smctr_issue_init_txrx_cmd(struct net_device *dev); -static int smctr_issue_insert_cmd(struct net_device *dev); -static int smctr_issue_read_ring_status_cmd(struct net_device *dev); -static int smctr_issue_read_word_cmd(struct net_device *dev, __u16 aword_cnt); -static int smctr_issue_remove_cmd(struct net_device *dev); -static int smctr_issue_resume_acb_cmd(struct net_device *dev); -static int smctr_issue_resume_rx_bdb_cmd(struct net_device *dev, __u16 queue); -static int smctr_issue_resume_rx_fcb_cmd(struct net_device *dev, __u16 queue); -static int smctr_issue_resume_tx_fcb_cmd(struct net_device *dev, __u16 queue); -static int smctr_issue_test_internal_rom_cmd(struct net_device *dev); -static int smctr_issue_test_hic_cmd(struct net_device *dev); -static int smctr_issue_test_mac_reg_cmd(struct net_device *dev); -static int smctr_issue_trc_loopback_cmd(struct net_device *dev); -static int smctr_issue_tri_loopback_cmd(struct net_device *dev); -static int smctr_issue_write_byte_cmd(struct net_device *dev, - short aword_cnt, void *byte); -static int smctr_issue_write_word_cmd(struct net_device *dev, - short aword_cnt, void *word); - -/* J */ -static int smctr_join_complete_state(struct net_device *dev); - -/* L */ -static int smctr_link_tx_fcbs_to_bdbs(struct net_device *dev); -static int smctr_load_firmware(struct net_device *dev); -static int smctr_load_node_addr(struct net_device *dev); -static int smctr_lobe_media_test(struct net_device *dev); -static int smctr_lobe_media_test_cmd(struct net_device *dev); -static int smctr_lobe_media_test_state(struct net_device *dev); - -/* M */ -static int smctr_make_8025_hdr(struct net_device *dev, - MAC_HEADER *rmf, MAC_HEADER *tmf, __u16 ac_fc); -static int smctr_make_access_pri(struct net_device *dev, - MAC_SUB_VECTOR *tsv); -static int smctr_make_addr_mod(struct net_device *dev, MAC_SUB_VECTOR *tsv); -static int smctr_make_auth_funct_class(struct net_device *dev, - MAC_SUB_VECTOR *tsv); -static int smctr_make_corr(struct net_device *dev, - MAC_SUB_VECTOR *tsv, __u16 correlator); -static int smctr_make_funct_addr(struct net_device *dev, - MAC_SUB_VECTOR *tsv); -static int smctr_make_group_addr(struct net_device *dev, - MAC_SUB_VECTOR *tsv); -static int smctr_make_phy_drop_num(struct net_device *dev, - MAC_SUB_VECTOR *tsv); -static int smctr_make_product_id(struct net_device *dev, MAC_SUB_VECTOR *tsv); -static int smctr_make_station_id(struct net_device *dev, MAC_SUB_VECTOR *tsv); -static int smctr_make_ring_station_status(struct net_device *dev, - MAC_SUB_VECTOR *tsv); -static int smctr_make_ring_station_version(struct net_device *dev, - MAC_SUB_VECTOR *tsv); -static int smctr_make_tx_status_code(struct net_device *dev, - MAC_SUB_VECTOR *tsv, __u16 tx_fstatus); -static int smctr_make_upstream_neighbor_addr(struct net_device *dev, - MAC_SUB_VECTOR *tsv); -static int smctr_make_wrap_data(struct net_device *dev, - MAC_SUB_VECTOR *tsv); - -/* O */ -static int smctr_open(struct net_device *dev); -static int smctr_open_tr(struct net_device *dev); - -/* P */ -struct net_device *smctr_probe(int unit); -static int __init smctr_probe1(struct net_device *dev, int ioaddr); -static int smctr_process_rx_packet(MAC_HEADER *rmf, __u16 size, - struct net_device *dev, __u16 rx_status); - -/* R */ -static int smctr_ram_memory_test(struct net_device *dev); -static int smctr_rcv_chg_param(struct net_device *dev, MAC_HEADER *rmf, - __u16 *correlator); -static int smctr_rcv_init(struct net_device *dev, MAC_HEADER *rmf, - __u16 *correlator); -static int smctr_rcv_tx_forward(struct net_device *dev, MAC_HEADER *rmf); -static int smctr_rcv_rq_addr_state_attch(struct net_device *dev, - MAC_HEADER *rmf, __u16 *correlator); -static int smctr_rcv_unknown(struct net_device *dev, MAC_HEADER *rmf, - __u16 *correlator); -static int smctr_reset_adapter(struct net_device *dev); -static int smctr_restart_tx_chain(struct net_device *dev, short queue); -static int smctr_ring_status_chg(struct net_device *dev); -static int smctr_rx_frame(struct net_device *dev); - -/* S */ -static int smctr_send_dat(struct net_device *dev); -static netdev_tx_t smctr_send_packet(struct sk_buff *skb, - struct net_device *dev); -static int smctr_send_lobe_media_test(struct net_device *dev); -static int smctr_send_rpt_addr(struct net_device *dev, MAC_HEADER *rmf, - __u16 correlator); -static int smctr_send_rpt_attch(struct net_device *dev, MAC_HEADER *rmf, - __u16 correlator); -static int smctr_send_rpt_state(struct net_device *dev, MAC_HEADER *rmf, - __u16 correlator); -static int smctr_send_rpt_tx_forward(struct net_device *dev, - MAC_HEADER *rmf, __u16 tx_fstatus); -static int smctr_send_rsp(struct net_device *dev, MAC_HEADER *rmf, - __u16 rcode, __u16 correlator); -static int smctr_send_rq_init(struct net_device *dev); -static int smctr_send_tx_forward(struct net_device *dev, MAC_HEADER *rmf, - __u16 *tx_fstatus); -static int smctr_set_auth_access_pri(struct net_device *dev, - MAC_SUB_VECTOR *rsv); -static int smctr_set_auth_funct_class(struct net_device *dev, - MAC_SUB_VECTOR *rsv); -static int smctr_set_corr(struct net_device *dev, MAC_SUB_VECTOR *rsv, - __u16 *correlator); -static int smctr_set_error_timer_value(struct net_device *dev, - MAC_SUB_VECTOR *rsv); -static int smctr_set_frame_forward(struct net_device *dev, - MAC_SUB_VECTOR *rsv, __u8 dc_sc); -static int smctr_set_local_ring_num(struct net_device *dev, - MAC_SUB_VECTOR *rsv); -static unsigned short smctr_set_ctrl_attention(struct net_device *dev); -static void smctr_set_multicast_list(struct net_device *dev); -static int smctr_set_page(struct net_device *dev, __u8 *buf); -static int smctr_set_phy_drop(struct net_device *dev, - MAC_SUB_VECTOR *rsv); -static int smctr_set_ring_speed(struct net_device *dev); -static int smctr_set_rx_look_ahead(struct net_device *dev); -static int smctr_set_trc_reset(int ioaddr); -static int smctr_setup_single_cmd(struct net_device *dev, - __u16 command, __u16 subcommand); -static int smctr_setup_single_cmd_w_data(struct net_device *dev, - __u16 command, __u16 subcommand); -static char *smctr_malloc(struct net_device *dev, __u16 size); -static int smctr_status_chg(struct net_device *dev); - -/* T */ -static void smctr_timeout(struct net_device *dev); -static int smctr_trc_send_packet(struct net_device *dev, FCBlock *fcb, - __u16 queue); -static __u16 smctr_tx_complete(struct net_device *dev, __u16 queue); -static unsigned short smctr_tx_move_frame(struct net_device *dev, - struct sk_buff *skb, __u8 *pbuff, unsigned int bytes); - -/* U */ -static int smctr_update_err_stats(struct net_device *dev); -static int smctr_update_rx_chain(struct net_device *dev, __u16 queue); -static int smctr_update_tx_chain(struct net_device *dev, FCBlock *fcb, - __u16 queue); - -/* W */ -static int smctr_wait_cmd(struct net_device *dev); -static int smctr_wait_while_cbusy(struct net_device *dev); - -#define TO_256_BYTE_BOUNDRY(X) (((X + 0xff) & 0xff00) - X) -#define TO_PARAGRAPH_BOUNDRY(X) (((X + 0x0f) & 0xfff0) - X) -#define PARAGRAPH_BOUNDRY(X) smctr_malloc(dev, TO_PARAGRAPH_BOUNDRY(X)) - -/* Allocate Adapter Shared Memory. - * IMPORTANT NOTE: Any changes to this function MUST be mirrored in the - * function "get_num_rx_bdbs" below!!! - * - * Order of memory allocation: - * - * 0. Initial System Configuration Block Pointer - * 1. System Configuration Block - * 2. System Control Block - * 3. Action Command Block - * 4. Interrupt Status Block - * - * 5. MAC TX FCB'S - * 6. NON-MAC TX FCB'S - * 7. MAC TX BDB'S - * 8. NON-MAC TX BDB'S - * 9. MAC RX FCB'S - * 10. NON-MAC RX FCB'S - * 11. MAC RX BDB'S - * 12. NON-MAC RX BDB'S - * 13. MAC TX Data Buffer( 1, 256 byte buffer) - * 14. MAC RX Data Buffer( 1, 256 byte buffer) - * - * 15. NON-MAC TX Data Buffer - * 16. NON-MAC RX Data Buffer - */ -static int smctr_alloc_shared_memory(struct net_device *dev) -{ - struct net_local *tp = netdev_priv(dev); - - if(smctr_debug > 10) - printk(KERN_DEBUG "%s: smctr_alloc_shared_memory\n", dev->name); - - /* Allocate initial System Control Block pointer. - * This pointer is located in the last page, last offset - 4. - */ - tp->iscpb_ptr = (ISCPBlock *)(tp->ram_access + ((__u32)64 * 0x400) - - (long)ISCP_BLOCK_SIZE); - - /* Allocate System Control Blocks. */ - tp->scgb_ptr = (SCGBlock *)smctr_malloc(dev, sizeof(SCGBlock)); - PARAGRAPH_BOUNDRY(tp->sh_mem_used); - - tp->sclb_ptr = (SCLBlock *)smctr_malloc(dev, sizeof(SCLBlock)); - PARAGRAPH_BOUNDRY(tp->sh_mem_used); - - tp->acb_head = (ACBlock *)smctr_malloc(dev, - sizeof(ACBlock)*tp->num_acbs); - PARAGRAPH_BOUNDRY(tp->sh_mem_used); - - tp->isb_ptr = (ISBlock *)smctr_malloc(dev, sizeof(ISBlock)); - PARAGRAPH_BOUNDRY(tp->sh_mem_used); - - tp->misc_command_data = (__u16 *)smctr_malloc(dev, MISC_DATA_SIZE); - PARAGRAPH_BOUNDRY(tp->sh_mem_used); - - /* Allocate transmit FCBs. */ - tp->tx_fcb_head[MAC_QUEUE] = (FCBlock *)smctr_malloc(dev, - sizeof(FCBlock) * tp->num_tx_fcbs[MAC_QUEUE]); - - tp->tx_fcb_head[NON_MAC_QUEUE] = (FCBlock *)smctr_malloc(dev, - sizeof(FCBlock) * tp->num_tx_fcbs[NON_MAC_QUEUE]); - - tp->tx_fcb_head[BUG_QUEUE] = (FCBlock *)smctr_malloc(dev, - sizeof(FCBlock) * tp->num_tx_fcbs[BUG_QUEUE]); - - /* Allocate transmit BDBs. */ - tp->tx_bdb_head[MAC_QUEUE] = (BDBlock *)smctr_malloc(dev, - sizeof(BDBlock) * tp->num_tx_bdbs[MAC_QUEUE]); - - tp->tx_bdb_head[NON_MAC_QUEUE] = (BDBlock *)smctr_malloc(dev, - sizeof(BDBlock) * tp->num_tx_bdbs[NON_MAC_QUEUE]); - - tp->tx_bdb_head[BUG_QUEUE] = (BDBlock *)smctr_malloc(dev, - sizeof(BDBlock) * tp->num_tx_bdbs[BUG_QUEUE]); - - /* Allocate receive FCBs. */ - tp->rx_fcb_head[MAC_QUEUE] = (FCBlock *)smctr_malloc(dev, - sizeof(FCBlock) * tp->num_rx_fcbs[MAC_QUEUE]); - - tp->rx_fcb_head[NON_MAC_QUEUE] = (FCBlock *)smctr_malloc(dev, - sizeof(FCBlock) * tp->num_rx_fcbs[NON_MAC_QUEUE]); - - /* Allocate receive BDBs. */ - tp->rx_bdb_head[MAC_QUEUE] = (BDBlock *)smctr_malloc(dev, - sizeof(BDBlock) * tp->num_rx_bdbs[MAC_QUEUE]); - - tp->rx_bdb_end[MAC_QUEUE] = (BDBlock *)smctr_malloc(dev, 0); - - tp->rx_bdb_head[NON_MAC_QUEUE] = (BDBlock *)smctr_malloc(dev, - sizeof(BDBlock) * tp->num_rx_bdbs[NON_MAC_QUEUE]); - - tp->rx_bdb_end[NON_MAC_QUEUE] = (BDBlock *)smctr_malloc(dev, 0); - - /* Allocate MAC transmit buffers. - * MAC Tx Buffers doen't have to be on an ODD Boundary. - */ - tp->tx_buff_head[MAC_QUEUE] - = (__u16 *)smctr_malloc(dev, tp->tx_buff_size[MAC_QUEUE]); - tp->tx_buff_curr[MAC_QUEUE] = tp->tx_buff_head[MAC_QUEUE]; - tp->tx_buff_end [MAC_QUEUE] = (__u16 *)smctr_malloc(dev, 0); - - /* Allocate BUG transmit buffers. */ - tp->tx_buff_head[BUG_QUEUE] - = (__u16 *)smctr_malloc(dev, tp->tx_buff_size[BUG_QUEUE]); - tp->tx_buff_curr[BUG_QUEUE] = tp->tx_buff_head[BUG_QUEUE]; - tp->tx_buff_end[BUG_QUEUE] = (__u16 *)smctr_malloc(dev, 0); - - /* Allocate MAC receive data buffers. - * MAC Rx buffer doesn't have to be on a 256 byte boundary. - */ - tp->rx_buff_head[MAC_QUEUE] = (__u16 *)smctr_malloc(dev, - RX_DATA_BUFFER_SIZE * tp->num_rx_bdbs[MAC_QUEUE]); - tp->rx_buff_end[MAC_QUEUE] = (__u16 *)smctr_malloc(dev, 0); - - /* Allocate Non-MAC transmit buffers. - * ?? For maximum Netware performance, put Tx Buffers on - * ODD Boundary and then restore malloc to Even Boundrys. - */ - smctr_malloc(dev, 1L); - tp->tx_buff_head[NON_MAC_QUEUE] - = (__u16 *)smctr_malloc(dev, tp->tx_buff_size[NON_MAC_QUEUE]); - tp->tx_buff_curr[NON_MAC_QUEUE] = tp->tx_buff_head[NON_MAC_QUEUE]; - tp->tx_buff_end [NON_MAC_QUEUE] = (__u16 *)smctr_malloc(dev, 0); - smctr_malloc(dev, 1L); - - /* Allocate Non-MAC receive data buffers. - * To guarantee a minimum of 256 contiguous memory to - * UM_Receive_Packet's lookahead pointer, before a page - * change or ring end is encountered, place each rx buffer on - * a 256 byte boundary. - */ - smctr_malloc(dev, TO_256_BYTE_BOUNDRY(tp->sh_mem_used)); - tp->rx_buff_head[NON_MAC_QUEUE] = (__u16 *)smctr_malloc(dev, - RX_DATA_BUFFER_SIZE * tp->num_rx_bdbs[NON_MAC_QUEUE]); - tp->rx_buff_end[NON_MAC_QUEUE] = (__u16 *)smctr_malloc(dev, 0); - - return 0; -} - -/* Enter Bypass state. */ -static int smctr_bypass_state(struct net_device *dev) -{ - int err; - - if(smctr_debug > 10) - printk(KERN_DEBUG "%s: smctr_bypass_state\n", dev->name); - - err = smctr_setup_single_cmd(dev, ACB_CMD_CHANGE_JOIN_STATE, JS_BYPASS_STATE); - - return err; -} - -static int smctr_checksum_firmware(struct net_device *dev) -{ - struct net_local *tp = netdev_priv(dev); - __u16 i, checksum = 0; - - if(smctr_debug > 10) - printk(KERN_DEBUG "%s: smctr_checksum_firmware\n", dev->name); - - smctr_enable_adapter_ctrl_store(dev); - - for(i = 0; i < CS_RAM_SIZE; i += 2) - checksum += *((__u16 *)(tp->ram_access + i)); - - tp->microcode_version = *(__u16 *)(tp->ram_access - + CS_RAM_VERSION_OFFSET); - tp->microcode_version >>= 8; - - smctr_disable_adapter_ctrl_store(dev); - - if(checksum) - return checksum; - - return 0; -} - -static int __init smctr_chk_mca(struct net_device *dev) -{ -#ifdef CONFIG_MCA_LEGACY - struct net_local *tp = netdev_priv(dev); - int current_slot; - __u8 r1, r2, r3, r4, r5; - - current_slot = mca_find_unused_adapter(smctr_posid, 0); - if(current_slot == MCA_NOTFOUND) - return -ENODEV; - - mca_set_adapter_name(current_slot, smctr_name); - mca_mark_as_used(current_slot); - tp->slot_num = current_slot; - - r1 = mca_read_stored_pos(tp->slot_num, 2); - r2 = mca_read_stored_pos(tp->slot_num, 3); - - if(tp->slot_num) - outb(CNFG_POS_CONTROL_REG, (__u8)((tp->slot_num - 1) | CNFG_SLOT_ENABLE_BIT)); - else - outb(CNFG_POS_CONTROL_REG, (__u8)((tp->slot_num) | CNFG_SLOT_ENABLE_BIT)); - - r1 = inb(CNFG_POS_REG1); - r2 = inb(CNFG_POS_REG0); - - tp->bic_type = BIC_594_CHIP; - - /* IO */ - r2 = mca_read_stored_pos(tp->slot_num, 2); - r2 &= 0xF0; - dev->base_addr = ((__u16)r2 << 8) + (__u16)0x800; - request_region(dev->base_addr, SMCTR_IO_EXTENT, smctr_name); - - /* IRQ */ - r5 = mca_read_stored_pos(tp->slot_num, 5); - r5 &= 0xC; - switch(r5) - { - case 0: - dev->irq = 3; - break; - - case 0x4: - dev->irq = 4; - break; - - case 0x8: - dev->irq = 10; - break; - - default: - dev->irq = 15; - break; - } - if (request_irq(dev->irq, smctr_interrupt, IRQF_SHARED, smctr_name, dev)) { - release_region(dev->base_addr, SMCTR_IO_EXTENT); - return -ENODEV; - } - - /* Get RAM base */ - r3 = mca_read_stored_pos(tp->slot_num, 3); - tp->ram_base = ((__u32)(r3 & 0x7) << 13) + 0x0C0000; - if (r3 & 0x8) - tp->ram_base += 0x010000; - if (r3 & 0x80) - tp->ram_base += 0xF00000; - - /* Get Ram Size */ - r3 &= 0x30; - r3 >>= 4; - - tp->ram_usable = (__u16)CNFG_SIZE_8KB << r3; - tp->ram_size = (__u16)CNFG_SIZE_64KB; - tp->board_id |= TOKEN_MEDIA; - - r4 = mca_read_stored_pos(tp->slot_num, 4); - tp->rom_base = ((__u32)(r4 & 0x7) << 13) + 0x0C0000; - if (r4 & 0x8) - tp->rom_base += 0x010000; - - /* Get ROM size. */ - r4 >>= 4; - switch (r4) { - case 0: - tp->rom_size = CNFG_SIZE_8KB; - break; - case 1: - tp->rom_size = CNFG_SIZE_16KB; - break; - case 2: - tp->rom_size = CNFG_SIZE_32KB; - break; - default: - tp->rom_size = ROM_DISABLE; - } - - /* Get Media Type. */ - r5 = mca_read_stored_pos(tp->slot_num, 5); - r5 &= CNFG_MEDIA_TYPE_MASK; - switch(r5) - { - case (0): - tp->media_type = MEDIA_STP_4; - break; - - case (1): - tp->media_type = MEDIA_STP_16; - break; - - case (3): - tp->media_type = MEDIA_UTP_16; - break; - - default: - tp->media_type = MEDIA_UTP_4; - break; - } - tp->media_menu = 14; - - r2 = mca_read_stored_pos(tp->slot_num, 2); - if(!(r2 & 0x02)) - tp->mode_bits |= EARLY_TOKEN_REL; - - /* Disable slot */ - outb(CNFG_POS_CONTROL_REG, 0); - - tp->board_id = smctr_get_boardid(dev, 1); - switch(tp->board_id & 0xffff) - { - case WD8115TA: - smctr_model = "8115T/A"; - break; - - case WD8115T: - if(tp->extra_info & CHIP_REV_MASK) - smctr_model = "8115T rev XE"; - else - smctr_model = "8115T rev XD"; - break; - - default: - smctr_model = "Unknown"; - break; - } - - return 0; -#else - return -1; -#endif /* CONFIG_MCA_LEGACY */ -} - -static int smctr_chg_rx_mask(struct net_device *dev) -{ - struct net_local *tp = netdev_priv(dev); - int err = 0; - - if(smctr_debug > 10) - printk(KERN_DEBUG "%s: smctr_chg_rx_mask\n", dev->name); - - smctr_enable_16bit(dev); - smctr_set_page(dev, (__u8 *)tp->ram_access); - - if(tp->mode_bits & LOOPING_MODE_MASK) - tp->config_word0 |= RX_OWN_BIT; - else - tp->config_word0 &= ~RX_OWN_BIT; - - if(tp->receive_mask & PROMISCUOUS_MODE) - tp->config_word0 |= PROMISCUOUS_BIT; - else - tp->config_word0 &= ~PROMISCUOUS_BIT; - - if(tp->receive_mask & ACCEPT_ERR_PACKETS) - tp->config_word0 |= SAVBAD_BIT; - else - tp->config_word0 &= ~SAVBAD_BIT; - - if(tp->receive_mask & ACCEPT_ATT_MAC_FRAMES) - tp->config_word0 |= RXATMAC; - else - tp->config_word0 &= ~RXATMAC; - - if(tp->receive_mask & ACCEPT_MULTI_PROM) - tp->config_word1 |= MULTICAST_ADDRESS_BIT; - else - tp->config_word1 &= ~MULTICAST_ADDRESS_BIT; - - if(tp->receive_mask & ACCEPT_SOURCE_ROUTING_SPANNING) - tp->config_word1 |= SOURCE_ROUTING_SPANNING_BITS; - else - { - if(tp->receive_mask & ACCEPT_SOURCE_ROUTING) - tp->config_word1 |= SOURCE_ROUTING_EXPLORER_BIT; - else - tp->config_word1 &= ~SOURCE_ROUTING_SPANNING_BITS; - } - - if((err = smctr_issue_write_word_cmd(dev, RW_CONFIG_REGISTER_0, - &tp->config_word0))) - { - return err; - } - - if((err = smctr_issue_write_word_cmd(dev, RW_CONFIG_REGISTER_1, - &tp->config_word1))) - { - return err; - } - - smctr_disable_16bit(dev); - - return 0; -} - -static int smctr_clear_int(struct net_device *dev) -{ - struct net_local *tp = netdev_priv(dev); - - outb((tp->trc_mask | CSR_CLRTINT), dev->base_addr + CSR); - - return 0; -} - -static int smctr_clear_trc_reset(int ioaddr) -{ - __u8 r; - - r = inb(ioaddr + MSR); - outb(~MSR_RST & r, ioaddr + MSR); - - return 0; -} - -/* - * The inverse routine to smctr_open(). - */ -static int smctr_close(struct net_device *dev) -{ - struct net_local *tp = netdev_priv(dev); - struct sk_buff *skb; - int err; - - netif_stop_queue(dev); - - tp->cleanup = 1; - - /* Check to see if adapter is already in a closed state. */ - if(tp->status != OPEN) - return 0; - - smctr_enable_16bit(dev); - smctr_set_page(dev, (__u8 *)tp->ram_access); - - if((err = smctr_issue_remove_cmd(dev))) - { - smctr_disable_16bit(dev); - return err; - } - - for(;;) - { - skb = skb_dequeue(&tp->SendSkbQueue); - if(skb == NULL) - break; - tp->QueueSkb++; - dev_kfree_skb(skb); - } - - - return 0; -} - -static int smctr_decode_firmware(struct net_device *dev, - const struct firmware *fw) -{ - struct net_local *tp = netdev_priv(dev); - short bit = 0x80, shift = 12; - DECODE_TREE_NODE *tree; - short branch, tsize; - __u16 buff = 0; - long weight; - __u8 *ucode; - __u16 *mem; - - if(smctr_debug > 10) - printk(KERN_DEBUG "%s: smctr_decode_firmware\n", dev->name); - - weight = *(long *)(fw->data + WEIGHT_OFFSET); - tsize = *(__u8 *)(fw->data + TREE_SIZE_OFFSET); - tree = (DECODE_TREE_NODE *)(fw->data + TREE_OFFSET); - ucode = (__u8 *)(fw->data + TREE_OFFSET - + (tsize * sizeof(DECODE_TREE_NODE))); - mem = (__u16 *)(tp->ram_access); - - while(weight) - { - branch = ROOT; - while((tree + branch)->tag != LEAF && weight) - { - branch = *ucode & bit ? (tree + branch)->llink - : (tree + branch)->rlink; - - bit >>= 1; - weight--; - - if(bit == 0) - { - bit = 0x80; - ucode++; - } - } - - buff |= (tree + branch)->info << shift; - shift -= 4; - - if(shift < 0) - { - *(mem++) = SWAP_BYTES(buff); - buff = 0; - shift = 12; - } - } - - /* The following assumes the Control Store Memory has - * been initialized to zero. If the last partial word - * is zero, it will not be written. - */ - if(buff) - *(mem++) = SWAP_BYTES(buff); - - return 0; -} - -static int smctr_disable_16bit(struct net_device *dev) -{ - return 0; -} - -/* - * On Exit, Adapter is: - * 1. TRC is in a reset state and un-initialized. - * 2. Adapter memory is enabled. - * 3. Control Store memory is out of context (-WCSS is 1). - */ -static int smctr_disable_adapter_ctrl_store(struct net_device *dev) -{ - struct net_local *tp = netdev_priv(dev); - int ioaddr = dev->base_addr; - - if(smctr_debug > 10) - printk(KERN_DEBUG "%s: smctr_disable_adapter_ctrl_store\n", dev->name); - - tp->trc_mask |= CSR_WCSS; - outb(tp->trc_mask, ioaddr + CSR); - - return 0; -} - -static int smctr_disable_bic_int(struct net_device *dev) -{ - struct net_local *tp = netdev_priv(dev); - int ioaddr = dev->base_addr; - - tp->trc_mask = CSR_MSK_ALL | CSR_MSKCBUSY - | CSR_MSKTINT | CSR_WCSS; - outb(tp->trc_mask, ioaddr + CSR); - - return 0; -} - -static int smctr_enable_16bit(struct net_device *dev) -{ - struct net_local *tp = netdev_priv(dev); - __u8 r; - - if(tp->adapter_bus == BUS_ISA16_TYPE) - { - r = inb(dev->base_addr + LAAR); - outb((r | LAAR_MEM16ENB), dev->base_addr + LAAR); - } - - return 0; -} - -/* - * To enable the adapter control store memory: - * 1. Adapter must be in a RESET state. - * 2. Adapter memory must be enabled. - * 3. Control Store Memory is in context (-WCSS is 0). - */ -static int smctr_enable_adapter_ctrl_store(struct net_device *dev) -{ - struct net_local *tp = netdev_priv(dev); - int ioaddr = dev->base_addr; - - if(smctr_debug > 10) - printk(KERN_DEBUG "%s: smctr_enable_adapter_ctrl_store\n", dev->name); - - smctr_set_trc_reset(ioaddr); - smctr_enable_adapter_ram(dev); - - tp->trc_mask &= ~CSR_WCSS; - outb(tp->trc_mask, ioaddr + CSR); - - return 0; -} - -static int smctr_enable_adapter_ram(struct net_device *dev) -{ - int ioaddr = dev->base_addr; - __u8 r; - - if(smctr_debug > 10) - printk(KERN_DEBUG "%s: smctr_enable_adapter_ram\n", dev->name); - - r = inb(ioaddr + MSR); - outb(MSR_MEMB | r, ioaddr + MSR); - - return 0; -} - -static int smctr_enable_bic_int(struct net_device *dev) -{ - struct net_local *tp = netdev_priv(dev); - int ioaddr = dev->base_addr; - __u8 r; - - switch(tp->bic_type) - { - case (BIC_584_CHIP): - tp->trc_mask = CSR_MSKCBUSY | CSR_WCSS; - outb(tp->trc_mask, ioaddr + CSR); - r = inb(ioaddr + IRR); - outb(r | IRR_IEN, ioaddr + IRR); - break; - - case (BIC_594_CHIP): - tp->trc_mask = CSR_MSKCBUSY | CSR_WCSS; - outb(tp->trc_mask, ioaddr + CSR); - r = inb(ioaddr + IMCCR); - outb(r | IMCCR_EIL, ioaddr + IMCCR); - break; - } - - return 0; -} - -static int __init smctr_chk_isa(struct net_device *dev) -{ - struct net_local *tp = netdev_priv(dev); - int ioaddr = dev->base_addr; - __u8 r1, r2, b, chksum = 0; - __u16 r; - int i; - int err = -ENODEV; - - if(smctr_debug > 10) - printk(KERN_DEBUG "%s: smctr_chk_isa %#4x\n", dev->name, ioaddr); - - if((ioaddr & 0x1F) != 0) - goto out; - - /* Grab the region so that no one else tries to probe our ioports. */ - if (!request_region(ioaddr, SMCTR_IO_EXTENT, smctr_name)) { - err = -EBUSY; - goto out; - } - - /* Checksum SMC node address */ - for(i = 0; i < 8; i++) - { - b = inb(ioaddr + LAR0 + i); - chksum += b; - } - - if (chksum != NODE_ADDR_CKSUM) - goto out2; - - b = inb(ioaddr + BDID); - if(b != BRD_ID_8115T) - { - printk(KERN_ERR "%s: The adapter found is not supported\n", dev->name); - goto out2; - } - - /* Check for 8115T Board ID */ - r2 = 0; - for(r = 0; r < 8; r++) - { - r1 = inb(ioaddr + 0x8 + r); - r2 += r1; - } - - /* value of RegF adds up the sum to 0xFF */ - if((r2 != 0xFF) && (r2 != 0xEE)) - goto out2; - - /* Get adapter ID */ - tp->board_id = smctr_get_boardid(dev, 0); - switch(tp->board_id & 0xffff) - { - case WD8115TA: - smctr_model = "8115T/A"; - break; - - case WD8115T: - if(tp->extra_info & CHIP_REV_MASK) - smctr_model = "8115T rev XE"; - else - smctr_model = "8115T rev XD"; - break; - - default: - smctr_model = "Unknown"; - break; - } - - /* Store BIC type. */ - tp->bic_type = BIC_584_CHIP; - tp->nic_type = NIC_825_CHIP; - - /* Copy Ram Size */ - tp->ram_usable = CNFG_SIZE_16KB; - tp->ram_size = CNFG_SIZE_64KB; - - /* Get 58x Ram Base */ - r1 = inb(ioaddr); - r1 &= 0x3F; - - r2 = inb(ioaddr + CNFG_LAAR_584); - r2 &= CNFG_LAAR_MASK; - r2 <<= 3; - r2 |= ((r1 & 0x38) >> 3); - - tp->ram_base = ((__u32)r2 << 16) + (((__u32)(r1 & 0x7)) << 13); - - /* Get 584 Irq */ - r1 = 0; - r1 = inb(ioaddr + CNFG_ICR_583); - r1 &= CNFG_ICR_IR2_584; - - r2 = inb(ioaddr + CNFG_IRR_583); - r2 &= CNFG_IRR_IRQS; /* 0x60 */ - r2 >>= 5; - - switch(r2) - { - case 0: - if(r1 == 0) - dev->irq = 2; - else - dev->irq = 10; - break; - - case 1: - if(r1 == 0) - dev->irq = 3; - else - dev->irq = 11; - break; - - case 2: - if(r1 == 0) - { - if(tp->extra_info & ALTERNATE_IRQ_BIT) - dev->irq = 5; - else - dev->irq = 4; - } - else - dev->irq = 15; - break; - - case 3: - if(r1 == 0) - dev->irq = 7; - else - dev->irq = 4; - break; - - default: - printk(KERN_ERR "%s: No IRQ found aborting\n", dev->name); - goto out2; - } - - if (request_irq(dev->irq, smctr_interrupt, IRQF_SHARED, smctr_name, dev)) - goto out2; - - /* Get 58x Rom Base */ - r1 = inb(ioaddr + CNFG_BIO_583); - r1 &= 0x3E; - r1 |= |