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Diffstat (limited to 'drivers/isdn/hardware/eicon/s_4bri.c')
-rw-r--r--drivers/isdn/hardware/eicon/s_4bri.c510
1 files changed, 0 insertions, 510 deletions
diff --git a/drivers/isdn/hardware/eicon/s_4bri.c b/drivers/isdn/hardware/eicon/s_4bri.c
deleted file mode 100644
index ec12165fbf62..000000000000
--- a/drivers/isdn/hardware/eicon/s_4bri.c
+++ /dev/null
@@ -1,510 +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 "pc_init.h"
-#include "io.h"
-#include "helpers.h"
-#include "dsrv4bri.h"
-#include "dsp_defs.h"
-#include "sdp_hdr.h"
-
-/*****************************************************************************/
-#define MAX_XLOG_SIZE (64 * 1024)
-
-/* --------------------------------------------------------------------------
- Recovery XLOG from QBRI Card
- -------------------------------------------------------------------------- */
-static void qBri_cpu_trapped(PISDN_ADAPTER IoAdapter) {
- byte __iomem *base;
- word *Xlog;
- dword regs[4], TrapID, offset, size;
- Xdesc xlogDesc;
- int factor = (IoAdapter->tasks == 1) ? 1 : 2;
-
-/*
- * check for trapped MIPS 46xx CPU, dump exception frame
- */
-
- base = DIVA_OS_MEM_ATTACH_CONTROL(IoAdapter);
- offset = IoAdapter->ControllerNumber * (IoAdapter->MemorySize >> factor);
-
- TrapID = READ_DWORD(&base[0x80]);
-
- if ((TrapID == 0x99999999) || (TrapID == 0x99999901))
- {
- dump_trap_frame(IoAdapter, &base[0x90]);
- IoAdapter->trapped = 1;
- }
-
- regs[0] = READ_DWORD((base + offset) + 0x70);
- regs[1] = READ_DWORD((base + offset) + 0x74);
- regs[2] = READ_DWORD((base + offset) + 0x78);
- regs[3] = READ_DWORD((base + offset) + 0x7c);
- regs[0] &= IoAdapter->MemorySize - 1;
-
- if ((regs[0] >= offset)
- && (regs[0] < offset + (IoAdapter->MemorySize >> factor) - 1))
- {
- if (!(Xlog = (word *)diva_os_malloc(0, MAX_XLOG_SIZE))) {
- DIVA_OS_MEM_DETACH_CONTROL(IoAdapter, base);
- return;
- }
-
- size = offset + (IoAdapter->MemorySize >> factor) - 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_CONTROL(IoAdapter, base);
-}
-
-/* --------------------------------------------------------------------------
- Reset QBRI Hardware
- -------------------------------------------------------------------------- */
-static void reset_qBri_hardware(PISDN_ADAPTER IoAdapter) {
- word volatile __iomem *qBriReset;
- byte volatile __iomem *qBriCntrl;
- byte volatile __iomem *p;
-
- qBriReset = (word volatile __iomem *)DIVA_OS_MEM_ATTACH_PROM(IoAdapter);
- WRITE_WORD(qBriReset, READ_WORD(qBriReset) | PLX9054_SOFT_RESET);
- diva_os_wait(1);
- WRITE_WORD(qBriReset, READ_WORD(qBriReset) & ~PLX9054_SOFT_RESET);
- diva_os_wait(1);
- WRITE_WORD(qBriReset, READ_WORD(qBriReset) | PLX9054_RELOAD_EEPROM);
- diva_os_wait(1);
- WRITE_WORD(qBriReset, READ_WORD(qBriReset) & ~PLX9054_RELOAD_EEPROM);
- diva_os_wait(1);
- DIVA_OS_MEM_DETACH_PROM(IoAdapter, qBriReset);
-
- qBriCntrl = DIVA_OS_MEM_ATTACH_CTLREG(IoAdapter);
- p = &qBriCntrl[DIVA_4BRI_REVISION(IoAdapter) ? (MQ2_BREG_RISC) : (MQ_BREG_RISC)];
- WRITE_DWORD(p, 0);
- DIVA_OS_MEM_DETACH_CTLREG(IoAdapter, qBriCntrl);
-
- DBG_TRC(("resetted board @ reset addr 0x%08lx", qBriReset))
- DBG_TRC(("resetted board @ cntrl addr 0x%08lx", p))
- }
-
-/* --------------------------------------------------------------------------
- Start Card CPU
- -------------------------------------------------------------------------- */
-void start_qBri_hardware(PISDN_ADAPTER IoAdapter) {
- byte volatile __iomem *qBriReset;
- byte volatile __iomem *p;
-
- p = DIVA_OS_MEM_ATTACH_CTLREG(IoAdapter);
- qBriReset = &p[(DIVA_4BRI_REVISION(IoAdapter)) ? (MQ2_BREG_RISC) : (MQ_BREG_RISC)];
- WRITE_DWORD(qBriReset, MQ_RISC_COLD_RESET_MASK);
- diva_os_wait(2);
- WRITE_DWORD(qBriReset, MQ_RISC_WARM_RESET_MASK | MQ_RISC_COLD_RESET_MASK);
- diva_os_wait(10);
- DIVA_OS_MEM_DETACH_CTLREG(IoAdapter, p);
-
- DBG_TRC(("started processor @ addr 0x%08lx", qBriReset))
- }
-
-/* --------------------------------------------------------------------------
- Stop Card CPU
- -------------------------------------------------------------------------- */
-static void stop_qBri_hardware(PISDN_ADAPTER IoAdapter) {
- byte volatile __iomem *p;
- dword volatile __iomem *qBriReset;
- dword volatile __iomem *qBriIrq;
- dword volatile __iomem *qBriIsacDspReset;
- int rev2 = DIVA_4BRI_REVISION(IoAdapter);
- int reset_offset = rev2 ? (MQ2_BREG_RISC) : (MQ_BREG_RISC);
- int irq_offset = rev2 ? (MQ2_BREG_IRQ_TEST) : (MQ_BREG_IRQ_TEST);
- int hw_offset = rev2 ? (MQ2_ISAC_DSP_RESET) : (MQ_ISAC_DSP_RESET);
-
- if (IoAdapter->ControllerNumber > 0)
- return;
- p = DIVA_OS_MEM_ATTACH_CTLREG(IoAdapter);
- qBriReset = (dword volatile __iomem *)&p[reset_offset];
- qBriIsacDspReset = (dword volatile __iomem *)&p[hw_offset];
-/*
- * clear interrupt line (reset Local Interrupt Test Register)
- */
- WRITE_DWORD(qBriReset, 0);
- WRITE_DWORD(qBriIsacDspReset, 0);
- DIVA_OS_MEM_DETACH_CTLREG(IoAdapter, p);
-
- p = DIVA_OS_MEM_ATTACH_RESET(IoAdapter);
- WRITE_BYTE(&p[PLX9054_INTCSR], 0x00); /* disable PCI interrupts */
- DIVA_OS_MEM_DETACH_RESET(IoAdapter, p);
-
- p = DIVA_OS_MEM_ATTACH_CTLREG(IoAdapter);
- qBriIrq = (dword volatile __iomem *)&p[irq_offset];
- WRITE_DWORD(qBriIrq, MQ_IRQ_REQ_OFF);
- DIVA_OS_MEM_DETACH_CTLREG(IoAdapter, p);
-
- DBG_TRC(("stopped processor @ addr 0x%08lx", qBriReset))
-
- }
-
-/* --------------------------------------------------------------------------
- FPGA download
- -------------------------------------------------------------------------- */
-#define FPGA_NAME_OFFSET 0x10
-
-static byte *qBri_check_FPGAsrc(PISDN_ADAPTER IoAdapter, char *FileName,
- dword *Length, dword *code) {
- byte *File;
- char *fpgaFile, *fpgaType, *fpgaDate, *fpgaTime;
- dword fpgaFlen, fpgaTlen, fpgaDlen, cnt, year, i;
-
- if (!(File = (byte *)xdiLoadFile(FileName, Length, 0))) {
- return (NULL);
- }
-/*
- * scan file until FF and put id string into buffer
- */
- for (i = 0; File[i] != 0xff;)
- {
- if (++i >= *Length)
- {
- DBG_FTL(("FPGA download: start of data header not found"))
- xdiFreeFile(File);
- return (NULL);
- }
- }
- *code = i++;
-
- if ((File[i] & 0xF0) != 0x20)
- {
- DBG_FTL(("FPGA download: data header corrupted"))
- xdiFreeFile(File);
- return (NULL);
- }
- fpgaFlen = (dword)File[FPGA_NAME_OFFSET - 1];
- if (fpgaFlen == 0)
- fpgaFlen = 12;
- fpgaFile = (char *)&File[FPGA_NAME_OFFSET];
- fpgaTlen = (dword)fpgaFile[fpgaFlen + 2];
- if (fpgaTlen == 0)
- fpgaTlen = 10;
- fpgaType = (char *)&fpgaFile[fpgaFlen + 3];
- fpgaDlen = (dword) fpgaType[fpgaTlen + 2];
- if (fpgaDlen == 0)
- fpgaDlen = 11;
- fpgaDate = (char *)&fpgaType[fpgaTlen + 3];
- fpgaTime = (char *)&fpgaDate[fpgaDlen + 3];
- cnt = (dword)(((File[i] & 0x0F) << 20) + (File[i + 1] << 12)
- + (File[i + 2] << 4) + (File[i + 3] >> 4));
-
- if ((dword)(i + (cnt / 8)) > *Length)
- {
- DBG_FTL(("FPGA download: '%s' file too small (%ld < %ld)",
- FileName, *Length, code + ((cnt + 7) / 8)))
- xdiFreeFile(File);
- return (NULL);
- }
- i = 0;
- do
- {
- while ((fpgaDate[i] != '\0')
- && ((fpgaDate[i] < '0') || (fpgaDate[i] > '9')))
- {
- i++;
- }
- year = 0;
- while ((fpgaDate[i] >= '0') && (fpgaDate[i] <= '9'))
- year = year * 10 + (fpgaDate[i++] - '0');
- } while ((year < 2000) && (fpgaDate[i] != '\0'));
-
- switch (IoAdapter->cardType) {
- case CARDTYPE_DIVASRV_B_2F_PCI:
- break;
-
- default:
- if (year >= 2001) {
- IoAdapter->fpga_features |= PCINIT_FPGA_PLX_ACCESS_SUPPORTED;
- }
- }
-
- DBG_LOG(("FPGA[%s] file %s (%s %s) len %d",
- fpgaType, fpgaFile, fpgaDate, fpgaTime, cnt))
- return (File);
-}
-
-/******************************************************************************/
-
-#define FPGA_PROG 0x0001 /* PROG enable low */
-#define FPGA_BUSY 0x0002 /* BUSY high, DONE low */
-#define FPGA_CS 0x000C /* Enable I/O pins */
-#define FPGA_CCLK 0x0100
-#define FPGA_DOUT 0x0400
-#define FPGA_DIN FPGA_DOUT /* bidirectional I/O */
-
-int qBri_FPGA_download(PISDN_ADAPTER IoAdapter) {
- int bit;
- byte *File;
- dword code, FileLength;
- word volatile __iomem *addr = (word volatile __iomem *)DIVA_OS_MEM_ATTACH_PROM(IoAdapter);
- word val, baseval = FPGA_CS | FPGA_PROG;
-
-
-
- if (DIVA_4BRI_REVISION(IoAdapter))
- {
- char *name;
-
- switch (IoAdapter->cardType) {
- case CARDTYPE_DIVASRV_B_2F_PCI:
- name = "dsbri2f.bit";
- break;
-
- case CARDTYPE_DIVASRV_B_2M_V2_PCI:
- case CARDTYPE_DIVASRV_VOICE_B_2M_V2_PCI:
- name = "dsbri2m.bit";
- break;
-
- default:
- name = "ds4bri2.bit";
- }
-
- File = qBri_check_FPGAsrc(IoAdapter, name,
- &FileLength, &code);
- }
- else
- {
- File = qBri_check_FPGAsrc(IoAdapter, "ds4bri.bit",
- &FileLength, &code);
- }
- if (!File) {
- DIVA_OS_MEM_DETACH_PROM(IoAdapter, addr);
- return (0);
- }
-/*
- * prepare download, pulse PROGRAM pin down.
- */
- WRITE_WORD(addr, baseval & ~FPGA_PROG); /* PROGRAM low pulse */
- WRITE_WORD(addr, baseval); /* release */
- diva_os_wait(50); /* wait until FPGA finished internal memory clear */
-/*
- * check done pin, must be low
- */
- if (READ_WORD(addr) & FPGA_BUSY)
- {
- DBG_FTL(("FPGA download: acknowledge for FPGA memory clear missing"))
- xdiFreeFile(File);
- DIVA_OS_MEM_DETACH_PROM(IoAdapter, addr);
- return (0);
- }
-/*
- * put data onto the FPGA
- */
- while (code < FileLength)
- {
- val = ((word)File[code++]) << 3;
-
- for (bit = 8; bit-- > 0; val <<= 1) /* put byte onto FPGA */
- {
- baseval &= ~FPGA_DOUT; /* clr data bit */
- baseval |= (val & FPGA_DOUT); /* copy data bit */
- WRITE_WORD(addr, baseval);
- WRITE_WORD(addr, baseval | FPGA_CCLK); /* set CCLK hi */
- WRITE_WORD(addr, baseval | FPGA_CCLK); /* set CCLK hi */
- WRITE_WORD(addr, baseval); /* set CCLK lo */
- }
- }
- xdiFreeFile(File);
- diva_os_wait(100);
- val = READ_WORD(addr);
-
- DIVA_OS_MEM_DETACH_PROM(IoAdapter, addr);
-
- if (!(val & FPGA_BUSY))
- {
- DBG_FTL(("FPGA download: chip remains in busy state (0x%04x)", val))
- return (0);
- }
-
- return (1);
-}
-
-static int load_qBri_hardware(PISDN_ADAPTER IoAdapter) {
- return (0);
-}
-
-/* --------------------------------------------------------------------------
- Card ISR
- -------------------------------------------------------------------------- */
-static int qBri_ISR(struct _ISDN_ADAPTER *IoAdapter) {
- dword volatile __iomem *qBriIrq;
-
- PADAPTER_LIST_ENTRY QuadroList = IoAdapter->QuadroList;
-
- word i;
- int serviced = 0;
- byte __iomem *p;
-
- p = DIVA_OS_MEM_ATTACH_RESET(IoAdapter);
-
- if (!(READ_BYTE(&p[PLX9054_INTCSR]) & 0x80)) {
- DIVA_OS_MEM_DETACH_RESET(IoAdapter, p);
- return (0);
- }
- DIVA_OS_MEM_DETACH_RESET(IoAdapter, p);
-
-/*
- * clear interrupt line (reset Local Interrupt Test Register)
- */
- p = DIVA_OS_MEM_ATTACH_CTLREG(IoAdapter);
- qBriIrq = (dword volatile __iomem *)(&p[DIVA_4BRI_REVISION(IoAdapter) ? (MQ2_BREG_IRQ_TEST) : (MQ_BREG_IRQ_TEST)]);
- WRITE_DWORD(qBriIrq, MQ_IRQ_REQ_OFF);
- DIVA_OS_MEM_DETACH_CTLREG(IoAdapter, p);
-
- for (i = 0; i < IoAdapter->tasks; ++i)
- {
- IoAdapter = QuadroList->QuadroAdapter[i];
-
- if (IoAdapter && IoAdapter->Initialized
- && IoAdapter->tst_irq(&IoAdapter->a))
- {
- IoAdapter->IrqCount++;
- serviced = 1;
- diva_os_schedule_soft_isr(&IoAdapter->isr_soft_isr);
- }
- }
-
- return (serviced);
-}
-
-/* --------------------------------------------------------------------------
- Does disable the interrupt on the card
- -------------------------------------------------------------------------- */
-static void disable_qBri_interrupt(PISDN_ADAPTER IoAdapter) {
- dword volatile __iomem *qBriIrq;
- byte __iomem *p;
-
- if (IoAdapter->ControllerNumber > 0)
- return;
-/*
- * clear interrupt line (reset Local Interrupt Test Register)
- */
- p = DIVA_OS_MEM_ATTACH_RESET(IoAdapter);
- WRITE_BYTE(&p[PLX9054_INTCSR], 0x00); /* disable PCI interrupts */
- DIVA_OS_MEM_DETACH_RESET(IoAdapter, p);
-
- p = DIVA_OS_MEM_ATTACH_CTLREG(IoAdapter);
- qBriIrq = (dword volatile __iomem *)(&p[DIVA_4BRI_REVISION(IoAdapter) ? (MQ2_BREG_IRQ_TEST) : (MQ_BREG_IRQ_TEST)]);
- WRITE_DWORD(qBriIrq, MQ_IRQ_REQ_OFF);
- DIVA_OS_MEM_DETACH_CTLREG(IoAdapter, p);
-}
-
-/* --------------------------------------------------------------------------
- Install Adapter Entry Points
- -------------------------------------------------------------------------- */
-static void set_common_qBri_functions(PISDN_ADAPTER IoAdapter) {
- ADAPTER *a;
-
- 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;
-
- 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;
-
- IoAdapter->load = load_qBri_hardware;
-
- IoAdapter->disIrq = disable_qBri_interrupt;
- IoAdapter->rstFnc = reset_qBri_hardware;
- IoAdapter->stop = stop_qBri_hardware;
- IoAdapter->trapFnc = qBri_cpu_trapped;
-
- IoAdapter->diva_isr_handler = qBri_ISR;
-
- IoAdapter->a.io = (void *)IoAdapter;
-}
-
-static void set_qBri_functions(PISDN_ADAPTER IoAdapter) {
- if (!IoAdapter->tasks) {
- IoAdapter->tasks = MQ_INSTANCE_COUNT;
- }
- IoAdapter->MemorySize = MQ_MEMORY_SIZE;
- set_common_qBri_functions(IoAdapter);
- diva_os_set_qBri_functions(IoAdapter);
-}
-
-static void set_qBri2_functions(PISDN_ADAPTER IoAdapter) {
- if (!IoAdapter->tasks) {
- IoAdapter->tasks = MQ_INSTANCE_COUNT;
- }
- IoAdapter->MemorySize = (IoAdapter->tasks == 1) ? BRI2_MEMORY_SIZE : MQ2_MEMORY_SIZE;
- set_common_qBri_functions(IoAdapter);
- diva_os_set_qBri2_functions(IoAdapter);
-}
-
-/******************************************************************************/
-
-void prepare_qBri_functions(PISDN_ADAPTER IoAdapter) {
-
- set_qBri_functions(IoAdapter->QuadroList->QuadroAdapter[0]);
- set_qBri_functions(IoAdapter->QuadroList->QuadroAdapter[1]);
- set_qBri_functions(IoAdapter->QuadroList->QuadroAdapter[2]);
- set_qBri_functions(IoAdapter->QuadroList->QuadroAdapter[3]);
-
-}
-
-void prepare_qBri2_functions(PISDN_ADAPTER IoAdapter) {
- if (!IoAdapter->tasks) {
- IoAdapter->tasks = MQ_INSTANCE_COUNT;
- }
-
- set_qBri2_functions(IoAdapter->QuadroList->QuadroAdapter[0]);
- if (IoAdapter->tasks > 1) {
- set_qBri2_functions(IoAdapter->QuadroList->QuadroAdapter[1]);
- set_qBri2_functions(IoAdapter->QuadroList->QuadroAdapter[2]);
- set_qBri2_functions(IoAdapter->QuadroList->QuadroAdapter[3]);
- }
-
-}
-
-/* -------------------------------------------------------------------------- */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-06 16:30:07 +0000