diff options
Diffstat (limited to 'drivers/isdn/hardware/eicon/os_bri.c')
| -rw-r--r-- | drivers/isdn/hardware/eicon/os_bri.c | 815 |
1 files changed, 815 insertions, 0 deletions
diff --git a/drivers/isdn/hardware/eicon/os_bri.c b/drivers/isdn/hardware/eicon/os_bri.c new file mode 100644 index 000000000..de93090bc --- /dev/null +++ b/drivers/isdn/hardware/eicon/os_bri.c @@ -0,0 +1,815 @@ +// SPDX-License-Identifier: GPL-2.0 +/* $Id: os_bri.c,v 1.21 2004/03/21 17:26:01 armin Exp $ */ + +#include "platform.h" +#include "debuglib.h" +#include "cardtype.h" +#include "pc.h" +#include "pr_pc.h" +#include "di_defs.h" +#include "dsp_defs.h" +#include "di.h" +#include "io.h" + +#include "xdi_msg.h" +#include "xdi_adapter.h" +#include "os_bri.h" +#include "diva_pci.h" +#include "mi_pc.h" +#include "pc_maint.h" +#include "dsrv_bri.h" + +/* +** IMPORTS +*/ +extern void prepare_maestra_functions(PISDN_ADAPTER IoAdapter); +extern void diva_xdi_display_adapter_features(int card); +extern int diva_card_read_xlog(diva_os_xdi_adapter_t *a); + +/* +** LOCALS +*/ +static int bri_bar_length[3] = { + 0x80, + 0x80, + 0x20 +}; +static int diva_bri_cleanup_adapter(diva_os_xdi_adapter_t *a); +static dword diva_bri_get_serial_number(diva_os_xdi_adapter_t *a); +static int diva_bri_cmd_card_proc(struct _diva_os_xdi_adapter *a, + diva_xdi_um_cfg_cmd_t *cmd, int length); +static int diva_bri_reregister_io(diva_os_xdi_adapter_t *a); +static int diva_bri_reset_adapter(PISDN_ADAPTER IoAdapter); +static int diva_bri_write_sdram_block(PISDN_ADAPTER IoAdapter, + dword address, + const byte *data, dword length); +static int diva_bri_start_adapter(PISDN_ADAPTER IoAdapter, + dword start_address, dword features); +static int diva_bri_stop_adapter(diva_os_xdi_adapter_t *a); + +static void diva_bri_set_addresses(diva_os_xdi_adapter_t *a) +{ + a->resources.pci.mem_type_id[MEM_TYPE_RAM] = 0; + a->resources.pci.mem_type_id[MEM_TYPE_CFG] = 1; + a->resources.pci.mem_type_id[MEM_TYPE_ADDRESS] = 2; + a->resources.pci.mem_type_id[MEM_TYPE_RESET] = 1; + a->resources.pci.mem_type_id[MEM_TYPE_PORT] = 2; + a->resources.pci.mem_type_id[MEM_TYPE_CTLREG] = 2; + + a->xdi_adapter.ram = a->resources.pci.addr[0]; + a->xdi_adapter.cfg = a->resources.pci.addr[1]; + a->xdi_adapter.Address = a->resources.pci.addr[2]; + + a->xdi_adapter.reset = a->xdi_adapter.cfg; + a->xdi_adapter.port = a->xdi_adapter.Address; + + a->xdi_adapter.ctlReg = a->xdi_adapter.port + M_PCI_RESET; + + a->xdi_adapter.reset += 0x4C; /* PLX 9050 !! */ +} + +/* +** BAR0 - MEM Addr - 0x80 - NOT USED +** BAR1 - I/O Addr - 0x80 +** BAR2 - I/O Addr - 0x20 +*/ +int diva_bri_init_card(diva_os_xdi_adapter_t *a) +{ + int bar; + dword bar2 = 0, bar2_length = 0xffffffff; + word cmd = 0, cmd_org; + byte Bus, Slot; + void *hdev; + byte __iomem *p; + + /* + Set properties + */ + a->xdi_adapter.Properties = CardProperties[a->CardOrdinal]; + DBG_LOG(("Load %s", a->xdi_adapter.Properties.Name)) + + /* + Get resources + */ + for (bar = 0; bar < 3; bar++) { + a->resources.pci.bar[bar] = + divasa_get_pci_bar(a->resources.pci.bus, + a->resources.pci.func, bar, + a->resources.pci.hdev); + if (!a->resources.pci.bar[bar]) { + DBG_ERR(("A: can't get BAR[%d]", bar)) + return (-1); + } + } + + a->resources.pci.irq = + (byte) divasa_get_pci_irq(a->resources.pci.bus, + a->resources.pci.func, + a->resources.pci.hdev); + if (!a->resources.pci.irq) { + DBG_ERR(("A: invalid irq")); + return (-1); + } + + /* + Get length of I/O bar 2 - it is different by older + EEPROM version + */ + Bus = a->resources.pci.bus; + Slot = a->resources.pci.func; + hdev = a->resources.pci.hdev; + + /* + Get plain original values of the BAR2 CDM registers + */ + PCIread(Bus, Slot, 0x18, &bar2, sizeof(bar2), hdev); + PCIread(Bus, Slot, 0x04, &cmd_org, sizeof(cmd_org), hdev); + /* + Disable device and get BAR2 length + */ + PCIwrite(Bus, Slot, 0x04, &cmd, sizeof(cmd), hdev); + PCIwrite(Bus, Slot, 0x18, &bar2_length, sizeof(bar2_length), hdev); + PCIread(Bus, Slot, 0x18, &bar2_length, sizeof(bar2_length), hdev); + /* + Restore BAR2 and CMD registers + */ + PCIwrite(Bus, Slot, 0x18, &bar2, sizeof(bar2), hdev); + PCIwrite(Bus, Slot, 0x04, &cmd_org, sizeof(cmd_org), hdev); + + /* + Calculate BAR2 length + */ + bar2_length = (~(bar2_length & ~7)) + 1; + DBG_LOG(("BAR[2] length=%lx", bar2_length)) + + /* + Map and register resources + */ + if (!(a->resources.pci.addr[0] = + divasa_remap_pci_bar(a, 0, a->resources.pci.bar[0], + bri_bar_length[0]))) { + DBG_ERR(("A: BRI, can't map BAR[0]")) + diva_bri_cleanup_adapter(a); + return (-1); + } + + sprintf(&a->port_name[0], "BRI %02x:%02x", + a->resources.pci.bus, a->resources.pci.func); + + if (diva_os_register_io_port(a, 1, a->resources.pci.bar[1], + bri_bar_length[1], &a->port_name[0], 1)) { + DBG_ERR(("A: BRI, can't register BAR[1]")) + diva_bri_cleanup_adapter(a); + return (-1); + } + a->resources.pci.addr[1] = (void *) (unsigned long) a->resources.pci.bar[1]; + a->resources.pci.length[1] = bri_bar_length[1]; + + if (diva_os_register_io_port(a, 1, a->resources.pci.bar[2], + bar2_length, &a->port_name[0], 2)) { + DBG_ERR(("A: BRI, can't register BAR[2]")) + diva_bri_cleanup_adapter(a); + return (-1); + } + a->resources.pci.addr[2] = (void *) (unsigned long) a->resources.pci.bar[2]; + a->resources.pci.length[2] = bar2_length; + + /* + Set all memory areas + */ + diva_bri_set_addresses(a); + + /* + Get Serial Number + */ + a->xdi_adapter.serialNo = diva_bri_get_serial_number(a); + + /* + Register I/O ports with correct name now + */ + if (diva_bri_reregister_io(a)) { + diva_bri_cleanup_adapter(a); + return (-1); + } + + /* + Initialize OS dependent objects + */ + if (diva_os_initialize_spin_lock + (&a->xdi_adapter.isr_spin_lock, "isr")) { + diva_bri_cleanup_adapter(a); + return (-1); + } + if (diva_os_initialize_spin_lock + (&a->xdi_adapter.data_spin_lock, "data")) { + diva_bri_cleanup_adapter(a); + return (-1); + } + + strcpy(a->xdi_adapter.req_soft_isr.dpc_thread_name, "kdivasbrid"); + + if (diva_os_initialize_soft_isr(&a->xdi_adapter.req_soft_isr, + DIDpcRoutine, &a->xdi_adapter)) { + diva_bri_cleanup_adapter(a); + return (-1); + } + /* + Do not initialize second DPC - only one thread will be created + */ + a->xdi_adapter.isr_soft_isr.object = a->xdi_adapter.req_soft_isr.object; + + /* + Create entity table + */ + a->xdi_adapter.Channels = CardProperties[a->CardOrdinal].Channels; + a->xdi_adapter.e_max = CardProperties[a->CardOrdinal].E_info; + a->xdi_adapter.e_tbl = diva_os_malloc(0, a->xdi_adapter.e_max * sizeof(E_INFO)); + if (!a->xdi_adapter.e_tbl) { + diva_bri_cleanup_adapter(a); + return (-1); + } + memset(a->xdi_adapter.e_tbl, 0x00, a->xdi_adapter.e_max * sizeof(E_INFO)); + + /* + Set up interface + */ + a->xdi_adapter.a.io = &a->xdi_adapter; + a->xdi_adapter.DIRequest = request; + a->interface.cleanup_adapter_proc = diva_bri_cleanup_adapter; + a->interface.cmd_proc = diva_bri_cmd_card_proc; + + p = DIVA_OS_MEM_ATTACH_RESET(&a->xdi_adapter); + outpp(p, 0x41); + DIVA_OS_MEM_DETACH_RESET(&a->xdi_adapter, p); + + prepare_maestra_functions(&a->xdi_adapter); + + a->dsp_mask = 0x00000003; + + /* + Set IRQ handler + */ + a->xdi_adapter.irq_info.irq_nr = a->resources.pci.irq; + sprintf(a->xdi_adapter.irq_info.irq_name, "DIVA BRI %ld", + (long) a->xdi_adapter.serialNo); + if (diva_os_register_irq(a, a->xdi_adapter.irq_info.irq_nr, + a->xdi_adapter.irq_info.irq_name)) { + diva_bri_cleanup_adapter(a); + return (-1); + } + a->xdi_adapter.irq_info.registered = 1; + + diva_log_info("%s IRQ:%d SerNo:%d", a->xdi_adapter.Properties.Name, + a->resources.pci.irq, a->xdi_adapter.serialNo); + + return (0); +} + + +static int diva_bri_cleanup_adapter(diva_os_xdi_adapter_t *a) +{ + int i; + + if (a->xdi_adapter.Initialized) { + diva_bri_stop_adapter(a); + } + + /* + Remove ISR Handler + */ + if (a->xdi_adapter.irq_info.registered) { + diva_os_remove_irq(a, a->xdi_adapter.irq_info.irq_nr); + } + a->xdi_adapter.irq_info.registered = 0; + + if (a->resources.pci.addr[0] && a->resources.pci.bar[0]) { + divasa_unmap_pci_bar(a->resources.pci.addr[0]); + a->resources.pci.addr[0] = NULL; + a->resources.pci.bar[0] = 0; + } + + for (i = 1; i < 3; i++) { + if (a->resources.pci.addr[i] && a->resources.pci.bar[i]) { + diva_os_register_io_port(a, 0, + a->resources.pci.bar[i], + a->resources.pci. + length[i], + &a->port_name[0], i); + a->resources.pci.addr[i] = NULL; + a->resources.pci.bar[i] = 0; + } + } + + /* + Free OS objects + */ + diva_os_cancel_soft_isr(&a->xdi_adapter.req_soft_isr); + diva_os_cancel_soft_isr(&a->xdi_adapter.isr_soft_isr); + + diva_os_remove_soft_isr(&a->xdi_adapter.req_soft_isr); + a->xdi_adapter.isr_soft_isr.object = NULL; + + diva_os_destroy_spin_lock(&a->xdi_adapter.isr_spin_lock, "rm"); + diva_os_destroy_spin_lock(&a->xdi_adapter.data_spin_lock, "rm"); + + /* + Free memory + */ + if (a->xdi_adapter.e_tbl) { + diva_os_free(0, a->xdi_adapter.e_tbl); + a->xdi_adapter.e_tbl = NULL; + } + + return (0); +} + +void diva_os_prepare_maestra_functions(PISDN_ADAPTER IoAdapter) +{ +} + +/* +** Get serial number +*/ +static dword diva_bri_get_serial_number(diva_os_xdi_adapter_t *a) +{ + dword serNo = 0; + byte __iomem *confIO; + word serHi, serLo; + word __iomem *confMem; + + confIO = DIVA_OS_MEM_ATTACH_CFG(&a->xdi_adapter); + serHi = (word) (inppw(&confIO[0x22]) & 0x0FFF); + serLo = (word) (inppw(&confIO[0x26]) & 0x0FFF); + serNo = ((dword) serHi << 16) | (dword) serLo; + DIVA_OS_MEM_DETACH_CFG(&a->xdi_adapter, confIO); + + if ((serNo == 0) || (serNo == 0xFFFFFFFF)) { + DBG_FTL(("W: BRI use BAR[0] to get card serial number")) + + confMem = (word __iomem *)DIVA_OS_MEM_ATTACH_RAM(&a->xdi_adapter); + serHi = (word) (READ_WORD(&confMem[0x11]) & 0x0FFF); + serLo = (word) (READ_WORD(&confMem[0x13]) & 0x0FFF); + serNo = (((dword) serHi) << 16) | ((dword) serLo); + DIVA_OS_MEM_DETACH_RAM(&a->xdi_adapter, confMem); + } + + DBG_LOG(("Serial Number=%ld", serNo)) + + return (serNo); +} + +/* +** Unregister I/O and register it with new name, +** based on Serial Number +*/ +static int diva_bri_reregister_io(diva_os_xdi_adapter_t *a) +{ + int i; + + for (i = 1; i < 3; i++) { + diva_os_register_io_port(a, 0, a->resources.pci.bar[i], + a->resources.pci.length[i], + &a->port_name[0], i); + a->resources.pci.addr[i] = NULL; + } + + sprintf(a->port_name, "DIVA BRI %ld", + (long) a->xdi_adapter.serialNo); + + for (i = 1; i < 3; i++) { + if (diva_os_register_io_port(a, 1, a->resources.pci.bar[i], + a->resources.pci.length[i], + &a->port_name[0], i)) { + DBG_ERR(("A: failed to reregister BAR[%d]", i)) + return (-1); + } + a->resources.pci.addr[i] = + (void *) (unsigned long) a->resources.pci.bar[i]; + } + + return (0); +} + +/* +** Process command from user mode +*/ +static int +diva_bri_cmd_card_proc(struct _diva_os_xdi_adapter *a, + diva_xdi_um_cfg_cmd_t *cmd, int length) +{ + int ret = -1; + + if (cmd->adapter != a->controller) { + DBG_ERR(("A: pri_cmd, invalid controller=%d != %d", + cmd->adapter, a->controller)) + return (-1); + } + + switch (cmd->command) { + case DIVA_XDI_UM_CMD_GET_CARD_ORDINAL: + a->xdi_mbox.data_length = sizeof(dword); + a->xdi_mbox.data = + diva_os_malloc(0, a->xdi_mbox.data_length); + if (a->xdi_mbox.data) { + *(dword *) a->xdi_mbox.data = + (dword) a->CardOrdinal; + a->xdi_mbox.status = DIVA_XDI_MBOX_BUSY; + ret = 0; + } + break; + + case DIVA_XDI_UM_CMD_GET_SERIAL_NR: + a->xdi_mbox.data_length = sizeof(dword); + a->xdi_mbox.data = + diva_os_malloc(0, a->xdi_mbox.data_length); + if (a->xdi_mbox.data) { + *(dword *) a->xdi_mbox.data = + (dword) a->xdi_adapter.serialNo; + a->xdi_mbox.status = DIVA_XDI_MBOX_BUSY; + ret = 0; + } + break; + + case DIVA_XDI_UM_CMD_GET_PCI_HW_CONFIG: + a->xdi_mbox.data_length = sizeof(dword) * 9; + a->xdi_mbox.data = + diva_os_malloc(0, a->xdi_mbox.data_length); + if (a->xdi_mbox.data) { + int i; + dword *data = (dword *) a->xdi_mbox.data; + + for (i = 0; i < 8; i++) { + *data++ = a->resources.pci.bar[i]; + } + *data++ = (dword) a->resources.pci.irq; + a->xdi_mbox.status = DIVA_XDI_MBOX_BUSY; + ret = 0; + } + break; + + case DIVA_XDI_UM_CMD_GET_CARD_STATE: + a->xdi_mbox.data_length = sizeof(dword); + a->xdi_mbox.data = + diva_os_malloc(0, a->xdi_mbox.data_length); + if (a->xdi_mbox.data) { + dword *data = (dword *) a->xdi_mbox.data; + if (!a->xdi_adapter.port) { + *data = 3; + } else if (a->xdi_adapter.trapped) { + *data = 2; + } else if (a->xdi_adapter.Initialized) { + *data = 1; + } else { + *data = 0; + } + a->xdi_mbox.status = DIVA_XDI_MBOX_BUSY; + ret = 0; + } + break; + + case DIVA_XDI_UM_CMD_RESET_ADAPTER: + ret = diva_bri_reset_adapter(&a->xdi_adapter); + break; + + case DIVA_XDI_UM_CMD_WRITE_SDRAM_BLOCK: + ret = diva_bri_write_sdram_block(&a->xdi_adapter, + cmd->command_data. + write_sdram.offset, + (byte *)&cmd[1], + cmd->command_data. + write_sdram.length); + break; + + case DIVA_XDI_UM_CMD_START_ADAPTER: + ret = diva_bri_start_adapter(&a->xdi_adapter, + cmd->command_data.start. + offset, + cmd->command_data.start. + features); + break; + + case DIVA_XDI_UM_CMD_SET_PROTOCOL_FEATURES: + a->xdi_adapter.features = + cmd->command_data.features.features; + a->xdi_adapter.a.protocol_capabilities = + a->xdi_adapter.features; + DBG_TRC( + ("Set raw protocol features (%08x)", + a->xdi_adapter.features)) ret = 0; + break; + + case DIVA_XDI_UM_CMD_STOP_ADAPTER: + ret = diva_bri_stop_adapter(a); + break; + + case DIVA_XDI_UM_CMD_READ_XLOG_ENTRY: + ret = diva_card_read_xlog(a); + break; + + default: + DBG_ERR( + ("A: A(%d) invalid cmd=%d", a->controller, + cmd->command))} + + return (ret); +} + +static int diva_bri_reset_adapter(PISDN_ADAPTER IoAdapter) +{ + byte __iomem *addrHi, *addrLo, *ioaddr; + dword i; + byte __iomem *Port; + + if (!IoAdapter->port) { + return (-1); + } + if (IoAdapter->Initialized) { + DBG_ERR(("A: A(%d) can't reset BRI adapter - please stop first", + IoAdapter->ANum)) return (-1); + } + (*(IoAdapter->rstFnc)) (IoAdapter); + diva_os_wait(100); + Port = DIVA_OS_MEM_ATTACH_PORT(IoAdapter); + addrHi = Port + + ((IoAdapter->Properties.Bus == BUS_PCI) ? M_PCI_ADDRH : ADDRH); + addrLo = Port + ADDR; + ioaddr = Port + DATA; + /* + recover + */ + outpp(addrHi, (byte) 0); + outppw(addrLo, (word) 0); + outppw(ioaddr, (word) 0); + /* + clear shared memory + */ + outpp(addrHi, + (byte) ( + (IoAdapter->MemoryBase + IoAdapter->MemorySize - + BRI_SHARED_RAM_SIZE) >> 16)); + outppw(addrLo, 0); + for (i = 0; i < 0x8000; outppw(ioaddr, 0), ++i); + diva_os_wait(100); + + /* + clear signature + */ + outpp(addrHi, + (byte) ( + (IoAdapter->MemoryBase + IoAdapter->MemorySize - + BRI_SHARED_RAM_SIZE) >> 16)); + outppw(addrLo, 0x1e); + outpp(ioaddr, 0); + outpp(ioaddr, 0); + + outpp(addrHi, (byte) 0); + outppw(addrLo, (word) 0); + outppw(ioaddr, (word) 0); + + DIVA_OS_MEM_DETACH_PORT(IoAdapter, Port); + + /* + Forget all outstanding entities + */ + IoAdapter->e_count = 0; + if (IoAdapter->e_tbl) { + memset(IoAdapter->e_tbl, 0x00, + IoAdapter->e_max * sizeof(E_INFO)); + } + IoAdapter->head = 0; + IoAdapter->tail = 0; + IoAdapter->assign = 0; + IoAdapter->trapped = 0; + + memset(&IoAdapter->a.IdTable[0], 0x00, + sizeof(IoAdapter->a.IdTable)); + memset(&IoAdapter->a.IdTypeTable[0], 0x00, + sizeof(IoAdapter->a.IdTypeTable)); + memset(&IoAdapter->a.FlowControlIdTable[0], 0x00, + sizeof(IoAdapter->a.FlowControlIdTable)); + memset(&IoAdapter->a.FlowControlSkipTable[0], 0x00, + sizeof(IoAdapter->a.FlowControlSkipTable)); + memset(&IoAdapter->a.misc_flags_table[0], 0x00, + sizeof(IoAdapter->a.misc_flags_table)); + memset(&IoAdapter->a.rx_stream[0], 0x00, + sizeof(IoAdapter->a.rx_stream)); + memset(&IoAdapter->a.tx_stream[0], 0x00, + sizeof(IoAdapter->a.tx_stream)); + memset(&IoAdapter->a.tx_pos[0], 0x00, sizeof(IoAdapter->a.tx_pos)); + memset(&IoAdapter->a.rx_pos[0], 0x00, sizeof(IoAdapter->a.rx_pos)); + + return (0); +} + +static int +diva_bri_write_sdram_block(PISDN_ADAPTER IoAdapter, + dword address, const byte *data, dword length) +{ + byte __iomem *addrHi, *addrLo, *ioaddr; + byte __iomem *Port; + + if (!IoAdapter->port) { + return (-1); + } + + Port = DIVA_OS_MEM_ATTACH_PORT(IoAdapter); + addrHi = Port + + ((IoAdapter->Properties.Bus == BUS_PCI) ? M_PCI_ADDRH : ADDRH); + addrLo = Port + ADDR; + ioaddr = Port + DATA; + + while (length--) { + outpp(addrHi, (word) (address >> 16)); + outppw(addrLo, (word) (address & 0x0000ffff)); + outpp(ioaddr, *data++); + address++; + } + + DIVA_OS_MEM_DETACH_PORT(IoAdapter, Port); + return (0); +} + +static int +diva_bri_start_adapter(PISDN_ADAPTER IoAdapter, + dword start_address, dword features) +{ + byte __iomem *Port; + dword i, test; + byte __iomem *addrHi, *addrLo, *ioaddr; + int started = 0; + ADAPTER *a = &IoAdapter->a; + + if (IoAdapter->Initialized) { + DBG_ERR( + ("A: A(%d) bri_start_adapter, adapter already running", + IoAdapter->ANum)) return (-1); + } + if (!IoAdapter->port) { + DBG_ERR(("A: A(%d) bri_start_adapter, adapter not mapped", + IoAdapter->ANum)) return (-1); + } + + sprintf(IoAdapter->Name, "A(%d)", (int) IoAdapter->ANum); + DBG_LOG(("A(%d) start BRI", IoAdapter->ANum)) + + Port = DIVA_OS_MEM_ATTACH_PORT(IoAdapter); + addrHi = Port + + ((IoAdapter->Properties.Bus == BUS_PCI) ? M_PCI_ADDRH : ADDRH); + addrLo = Port + ADDR; + ioaddr = Port + DATA; + + outpp(addrHi, + (byte) ( + (IoAdapter->MemoryBase + IoAdapter->MemorySize - + BRI_SHARED_RAM_SIZE) >> 16)); + outppw(addrLo, 0x1e); + outppw(ioaddr, 0x00); + DIVA_OS_MEM_DETACH_PORT(IoAdapter, Port); + + /* + start the protocol code + */ + Port = DIVA_OS_MEM_ATTACH_CTLREG(IoAdapter); + outpp(Port, 0x08); + DIVA_OS_MEM_DETACH_CTLREG(IoAdapter, Port); + + Port = DIVA_OS_MEM_ATTACH_PORT(IoAdapter); + addrHi = Port + + ((IoAdapter->Properties.Bus == BUS_PCI) ? M_PCI_ADDRH : ADDRH); + addrLo = Port + ADDR; + ioaddr = Port + DATA; + /* + wait for signature (max. 3 seconds) + */ + for (i = 0; i < 300; ++i) { + diva_os_wait(10); + outpp(addrHi, + (byte) ( + (IoAdapter->MemoryBase + + IoAdapter->MemorySize - + BRI_SHARED_RAM_SIZE) >> 16)); + outppw(addrLo, 0x1e); + test = (dword) inppw(ioaddr); + if (test == 0x4447) { + DBG_LOG( + ("Protocol startup time %d.%02d seconds", + (i / 100), (i % 100))) + started = 1; + break; + } + } + DIVA_OS_MEM_DETACH_PORT(IoAdapter, Port); + + if (!started) { + DBG_FTL(("A: A(%d) %s: Adapter selftest failed 0x%04X", + IoAdapter->ANum, IoAdapter->Properties.Name, + test)) + (*(IoAdapter->trapFnc)) (IoAdapter); + return (-1); + } + + IoAdapter->Initialized = 1; + + /* + Check Interrupt + */ + IoAdapter->IrqCount = 0; + a->ReadyInt = 1; + + if (IoAdapter->reset) { + Port = DIVA_OS_MEM_ATTACH_RESET(IoAdapter); + outpp(Port, 0x41); + DIVA_OS_MEM_DETACH_RESET(IoAdapter, Port); + } + + a->ram_out(a, &PR_RAM->ReadyInt, 1); + for (i = 0; ((!IoAdapter->IrqCount) && (i < 100)); i++) { + diva_os_wait(10); + } + if (!IoAdapter->IrqCount) { + DBG_ERR( + ("A: A(%d) interrupt test failed", + IoAdapter->ANum)) + IoAdapter->Initialized = 0; + IoAdapter->stop(IoAdapter); + return (-1); + } + + IoAdapter->Properties.Features = (word) features; + diva_xdi_display_adapter_features(IoAdapter->ANum); + DBG_LOG(("A(%d) BRI adapter successfully started", IoAdapter->ANum)) + /* + Register with DIDD + */ + diva_xdi_didd_register_adapter(IoAdapter->ANum); + + return (0); +} + +static void diva_bri_clear_interrupts(diva_os_xdi_adapter_t *a) +{ + PISDN_ADAPTER IoAdapter = &a->xdi_adapter; + + /* + clear any pending interrupt + */ + IoAdapter->disIrq(IoAdapter); + + IoAdapter->tst_irq(&IoAdapter->a); + IoAdapter->clr_irq(&IoAdapter->a); + IoAdapter->tst_irq(&IoAdapter->a); + + /* + kill pending dpcs + */ + diva_os_cancel_soft_isr(&IoAdapter->req_soft_isr); + diva_os_cancel_soft_isr(&IoAdapter->isr_soft_isr); +} + +/* +** Stop card +*/ +static int diva_bri_stop_adapter(diva_os_xdi_adapter_t *a) +{ + PISDN_ADAPTER IoAdapter = &a->xdi_adapter; + int i = 100; + + if (!IoAdapter->port) { + return (-1); + } + if (!IoAdapter->Initialized) { + DBG_ERR(("A: A(%d) can't stop BRI adapter - not running", + IoAdapter->ANum)) + return (-1); /* nothing to stop */ + } + IoAdapter->Initialized = 0; + + /* + Disconnect Adapter from DIDD + */ + diva_xdi_didd_remove_adapter(IoAdapter->ANum); + + /* + Stop interrupts + */ + a->clear_interrupts_proc = diva_bri_clear_interrupts; + IoAdapter->a.ReadyInt = 1; + IoAdapter->a.ram_inc(&IoAdapter->a, &PR_RAM->ReadyInt); + do { + diva_os_sleep(10); + } while (i-- && a->clear_interrupts_proc); + if (a->clear_interrupts_proc) { + diva_bri_clear_interrupts(a); + a->clear_interrupts_proc = NULL; + DBG_ERR(("A: A(%d) no final interrupt from BRI adapter", + IoAdapter->ANum)) + } + IoAdapter->a.ReadyInt = 0; + + /* + Stop and reset adapter + */ + IoAdapter->stop(IoAdapter); + + return (0); +} |