diff options
Diffstat (limited to 'drivers/isdn/hardware/eicon/s_pri.c')
| -rw-r--r-- | drivers/isdn/hardware/eicon/s_pri.c | 205 |
1 files changed, 0 insertions, 205 deletions
diff --git a/drivers/isdn/hardware/eicon/s_pri.c b/drivers/isdn/hardware/eicon/s_pri.c deleted file mode 100644 index ddd0e0ef8ed7..000000000000 --- a/drivers/isdn/hardware/eicon/s_pri.c +++ /dev/null @@ -1,205 +0,0 @@ - -/* - * - Copyright (c) Eicon Networks, 2002. - * - This source file is supplied for the use with - Eicon Networks range of DIVA Server Adapters. - * - Eicon File Revision : 2.1 - * - 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, or (at your option) - any later version. - * - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY OF ANY KIND WHATSOEVER INCLUDING ANY - 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., 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ -#include "platform.h" -#include "di_defs.h" -#include "pc.h" -#include "pr_pc.h" -#include "di.h" -#include "mi_pc.h" -#include "pc_maint.h" -#include "divasync.h" -#include "io.h" -#include "helpers.h" -#include "dsrv_pri.h" -#include "dsp_defs.h" -/*****************************************************************************/ -#define MAX_XLOG_SIZE (64 * 1024) -/* ------------------------------------------------------------------------- - Does return offset between ADAPTER->ram and real begin of memory - ------------------------------------------------------------------------- */ -static dword pri_ram_offset(ADAPTER *a) { - return ((dword)MP_SHARED_RAM_OFFSET); -} -/* ------------------------------------------------------------------------- - Recovery XLOG buffer from the card - ------------------------------------------------------------------------- */ -static void pri_cpu_trapped(PISDN_ADAPTER IoAdapter) { - byte __iomem *base; - word *Xlog; - dword regs[4], TrapID, size; - Xdesc xlogDesc; -/* - * check for trapped MIPS 46xx CPU, dump exception frame - */ - base = DIVA_OS_MEM_ATTACH_ADDRESS(IoAdapter); - TrapID = READ_DWORD(&base[0x80]); - if ((TrapID == 0x99999999) || (TrapID == 0x99999901)) - { - dump_trap_frame(IoAdapter, &base[0x90]); - IoAdapter->trapped = 1; - } - regs[0] = READ_DWORD(&base[MP_PROTOCOL_OFFSET + 0x70]); - regs[1] = READ_DWORD(&base[MP_PROTOCOL_OFFSET + 0x74]); - regs[2] = READ_DWORD(&base[MP_PROTOCOL_OFFSET + 0x78]); - regs[3] = READ_DWORD(&base[MP_PROTOCOL_OFFSET + 0x7c]); - regs[0] &= IoAdapter->MemorySize - 1; - if ((regs[0] < IoAdapter->MemorySize - 1)) - { - if (!(Xlog = (word *)diva_os_malloc(0, MAX_XLOG_SIZE))) { - DIVA_OS_MEM_DETACH_ADDRESS(IoAdapter, base); - return; - } - size = IoAdapter->MemorySize - regs[0]; - if (size > MAX_XLOG_SIZE) - size = MAX_XLOG_SIZE; - memcpy_fromio(Xlog, &base[regs[0]], size); - xlogDesc.buf = Xlog; - xlogDesc.cnt = READ_WORD(&base[regs[1] & (IoAdapter->MemorySize - 1)]); - xlogDesc.out = READ_WORD(&base[regs[2] & (IoAdapter->MemorySize - 1)]); - dump_xlog_buffer(IoAdapter, &xlogDesc); - diva_os_free(0, Xlog); - IoAdapter->trapped = 2; - } - DIVA_OS_MEM_DETACH_ADDRESS(IoAdapter, base); -} -/* ------------------------------------------------------------------------- - Hardware reset of PRI card - ------------------------------------------------------------------------- */ -static void reset_pri_hardware(PISDN_ADAPTER IoAdapter) { - byte __iomem *p = DIVA_OS_MEM_ATTACH_RESET(IoAdapter); - WRITE_BYTE(p, _MP_RISC_RESET | _MP_LED1 | _MP_LED2); - diva_os_wait(50); - WRITE_BYTE(p, 0x00); - diva_os_wait(50); - DIVA_OS_MEM_DETACH_RESET(IoAdapter, p); -} -/* ------------------------------------------------------------------------- - Stop Card Hardware - ------------------------------------------------------------------------- */ -static void stop_pri_hardware(PISDN_ADAPTER IoAdapter) { - dword i; - byte __iomem *p; - dword volatile __iomem *cfgReg = (void __iomem *)DIVA_OS_MEM_ATTACH_CFG(IoAdapter); - WRITE_DWORD(&cfgReg[3], 0); - WRITE_DWORD(&cfgReg[1], 0); - DIVA_OS_MEM_DETACH_CFG(IoAdapter, cfgReg); - IoAdapter->a.ram_out(&IoAdapter->a, &RAM->SWReg, SWREG_HALT_CPU); - i = 0; - while ((i < 100) && (IoAdapter->a.ram_in(&IoAdapter->a, &RAM->SWReg) != 0)) - { - diva_os_wait(1); - i++; - } - DBG_TRC(("%s: PRI stopped (%d)", IoAdapter->Name, i)) - cfgReg = (void __iomem *)DIVA_OS_MEM_ATTACH_CFG(IoAdapter); - WRITE_DWORD(&cfgReg[0], ((dword)(~0x03E00000))); - DIVA_OS_MEM_DETACH_CFG(IoAdapter, cfgReg); - diva_os_wait(1); - p = DIVA_OS_MEM_ATTACH_RESET(IoAdapter); - WRITE_BYTE(p, _MP_RISC_RESET | _MP_LED1 | _MP_LED2); - DIVA_OS_MEM_DETACH_RESET(IoAdapter, p); -} -static int load_pri_hardware(PISDN_ADAPTER IoAdapter) { - return (0); -} -/* -------------------------------------------------------------------------- - PRI Adapter interrupt Service Routine - -------------------------------------------------------------------------- */ -static int pri_ISR(struct _ISDN_ADAPTER *IoAdapter) { - byte __iomem *cfg = DIVA_OS_MEM_ATTACH_CFG(IoAdapter); - if (!(READ_DWORD(cfg) & 0x80000000)) { - DIVA_OS_MEM_DETACH_CFG(IoAdapter, cfg); - return (0); - } - /* - clear interrupt line - */ - WRITE_DWORD(cfg, (dword)~0x03E00000); - DIVA_OS_MEM_DETACH_CFG(IoAdapter, cfg); - IoAdapter->IrqCount++; - if (IoAdapter->Initialized) - { - diva_os_schedule_soft_isr(&IoAdapter->isr_soft_isr); - } - return (1); -} -/* ------------------------------------------------------------------------- - Disable interrupt in the card hardware - ------------------------------------------------------------------------- */ -static void disable_pri_interrupt(PISDN_ADAPTER IoAdapter) { - dword volatile __iomem *cfgReg = (dword volatile __iomem *)DIVA_OS_MEM_ATTACH_CFG(IoAdapter); - WRITE_DWORD(&cfgReg[3], 0); - WRITE_DWORD(&cfgReg[1], 0); - WRITE_DWORD(&cfgReg[0], (dword)(~0x03E00000)); - DIVA_OS_MEM_DETACH_CFG(IoAdapter, cfgReg); -} -/* ------------------------------------------------------------------------- - Install entry points for PRI Adapter - ------------------------------------------------------------------------- */ -static void prepare_common_pri_functions(PISDN_ADAPTER IoAdapter) { - ADAPTER *a = &IoAdapter->a; - a->ram_in = mem_in; - a->ram_inw = mem_inw; - a->ram_in_buffer = mem_in_buffer; - a->ram_look_ahead = mem_look_ahead; - a->ram_out = mem_out; - a->ram_outw = mem_outw; - a->ram_out_buffer = mem_out_buffer; - a->ram_inc = mem_inc; - a->ram_offset = pri_ram_offset; - a->ram_out_dw = mem_out_dw; - a->ram_in_dw = mem_in_dw; - a->istream_wakeup = pr_stream; - IoAdapter->out = pr_out; - IoAdapter->dpc = pr_dpc; - IoAdapter->tst_irq = scom_test_int; - IoAdapter->clr_irq = scom_clear_int; - IoAdapter->pcm = (struct pc_maint *)(MIPS_MAINT_OFFS - - MP_SHARED_RAM_OFFSET); - IoAdapter->load = load_pri_hardware; - IoAdapter->disIrq = disable_pri_interrupt; - IoAdapter->rstFnc = reset_pri_hardware; - IoAdapter->stop = stop_pri_hardware; - IoAdapter->trapFnc = pri_cpu_trapped; - IoAdapter->diva_isr_handler = pri_ISR; -} -/* ------------------------------------------------------------------------- - Install entry points for PRI Adapter - ------------------------------------------------------------------------- */ -void prepare_pri_functions(PISDN_ADAPTER IoAdapter) { - IoAdapter->MemorySize = MP_MEMORY_SIZE; - prepare_common_pri_functions(IoAdapter); - diva_os_prepare_pri_functions(IoAdapter); -} -/* ------------------------------------------------------------------------- - Install entry points for PRI Rev.2 Adapter - ------------------------------------------------------------------------- */ -void prepare_pri2_functions(PISDN_ADAPTER IoAdapter) { - IoAdapter->MemorySize = MP2_MEMORY_SIZE; - prepare_common_pri_functions(IoAdapter); - diva_os_prepare_pri2_functions(IoAdapter); -} -/* ------------------------------------------------------------------------- */ |