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-rw-r--r--drivers/staging/ft1000/ft1000-pcmcia/Makefile3
-rw-r--r--drivers/staging/ft1000/ft1000-pcmcia/boot.h158
-rw-r--r--drivers/staging/ft1000/ft1000-pcmcia/ft1000.h68
-rw-r--r--drivers/staging/ft1000/ft1000-pcmcia/ft1000_cs.c169
-rw-r--r--drivers/staging/ft1000/ft1000-pcmcia/ft1000_dnld.c775
-rw-r--r--drivers/staging/ft1000/ft1000-pcmcia/ft1000_hw.c2236
-rw-r--r--drivers/staging/ft1000/ft1000-pcmcia/ft1000_proc.c211
7 files changed, 3620 insertions, 0 deletions
diff --git a/drivers/staging/ft1000/ft1000-pcmcia/Makefile b/drivers/staging/ft1000/ft1000-pcmcia/Makefile
new file mode 100644
index 00000000..660b7a50
--- /dev/null
+++ b/drivers/staging/ft1000/ft1000-pcmcia/Makefile
@@ -0,0 +1,3 @@
+obj-$(CONFIG_FT1000_PCMCIA) = ft1000_pcmcia.o
+ft1000_pcmcia-y := ft1000_hw.o ft1000_dnld.o ft1000_proc.o ft1000_cs.o
+
diff --git a/drivers/staging/ft1000/ft1000-pcmcia/boot.h b/drivers/staging/ft1000/ft1000-pcmcia/boot.h
new file mode 100644
index 00000000..1fc4ac12
--- /dev/null
+++ b/drivers/staging/ft1000/ft1000-pcmcia/boot.h
@@ -0,0 +1,158 @@
+//---------------------------------------------------------------------------
+// FT1000 driver for Flarion Flash OFDM NIC Device
+//
+// Copyright (C) 2002 Flarion Technologies, 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.
+//---------------------------------------------------------------------------
+//
+// File: boot.h
+//
+// Description: boatloader
+//
+// History:
+// 1/11/05 Whc Ported to Linux.
+//
+//---------------------------------------------------------------------------
+#ifndef _BOOTH_
+#define _BOOTH_
+
+// Official bootloader
+unsigned char bootimage [] = {
+0x00,0x00,0x01,0x5E,0x00,0x00
+,0x00,0x00,0x00,0x00,0x02,0xD7
+,0x00,0x00,0x01,0x5E,0x46,0xB3
+,0xE6,0x02,0x00,0x98,0xE6,0x8C
+,0x00,0x98,0xFB,0x92,0xFF,0xFF
+,0x98,0xFB,0x94,0xFF,0xFF,0x98
+,0xFB,0x06,0x08,0x00,0x98,0xFB
+,0x96,0x84,0x00,0x98,0xFB,0x08
+,0x1C,0x00,0x98,0xFB,0x51,0x25
+,0x10,0x1C,0x00,0xE6,0x51,0x01
+,0x07,0xFD,0x4C,0xFF,0x20,0xF5
+,0x51,0x02,0x20,0x08,0x00,0x4C
+,0xFF,0x20,0x3C,0x00,0xC0,0x64
+,0x98,0xC0,0x66,0x98,0xC0,0x68
+,0x98,0xC0,0x6A,0x98,0xC0,0x6C
+,0x98,0x90,0x08,0x90,0x09,0x90
+,0x0A,0x90,0x0B,0x90,0x0C,0x90
+,0x0D,0x90,0x0E,0x90,0x0F,0x90
+,0x04,0x90,0x06,0xFB,0x51,0x22
+,0x16,0x08,0x03,0xFB,0x51,0x52
+,0x16,0x08,0x04,0xFB,0x51,0x24
+,0x2B,0x08,0x06,0xFB,0x51,0x54
+,0x2B,0x08,0x07,0xFB,0x51,0x24
+,0x2B,0x08,0x09,0xFB,0x51,0x54
+,0x2B,0x08,0x0A,0xFB,0x51,0x12
+,0x16,0x08,0x0C,0xFB,0x51,0x52
+,0x16,0x08,0x0D,0x78,0x00,0x00
+,0x00,0x16,0x00,0x00,0xEC,0x31
+,0xAE,0x00,0x00,0x81,0x4C,0x0F
+,0xE6,0x43,0xFF,0xEC,0x31,0x4E
+,0x00,0x00,0x91,0xEC,0x31,0xAE
+,0x00,0x00,0x91,0x4C,0x0F,0xE6
+,0x43,0xFF,0xEC,0x31,0x5E,0x00
+,0x00,0xA1,0xEB,0x31,0x08,0x00
+,0x00,0xA6,0xEB,0x31,0x08,0x00
+,0x00,0xAC,0x3C,0x00,0xEB,0x31
+,0x08,0x00,0x00,0xA8,0x76,0xFE
+,0xFE,0x08,0xEB,0x31,0x08,0x20
+,0x00,0x00,0x76,0xFF,0xFF,0x18
+,0xED,0x31,0x08,0x20,0x00,0x00
+,0x26,0x10,0x04,0x10,0xF5,0x3C
+,0x01,0x3C,0x00,0x08,0x01,0x12
+,0x3C,0x11,0x3C,0x00,0x08,0x01
+,0x0B,0x08,0x00,0x6D,0xEC,0x31
+,0xAE,0x20,0x00,0x06,0xED,0x4D
+,0x08,0x00,0x00,0x67,0x80,0x6F
+,0x00,0x01,0x0B,0x6F,0x00,0x02
+,0x2E,0x76,0xEE,0x01,0x48,0x06
+,0x01,0x39,0xED,0x4D,0x18,0x00
+,0x02,0xED,0x4D,0x08,0x00,0x04
+,0x14,0x06,0xA4,0xED,0x31,0x22
+,0x00,0x00,0xAC,0x76,0xEE,0x07
+,0x48,0x6D,0x22,0x01,0x1E,0x08
+,0x01,0x58,0xEB,0x31,0x08,0x00
+,0x00,0xAC,0x06,0xFF,0xBA,0x3C
+,0x00,0xEB,0x31,0x08,0x20,0x00
+,0x04,0x3C,0x30,0xEB,0x31,0x08
+,0x20,0x00,0x02,0x3C,0x10,0xEB
+,0x31,0x08,0x20,0x00,0x00,0xED
+,0x31,0x08,0x20,0x00,0x00,0x04
+,0x10,0xF7,0xED,0x31,0x08,0x00
+,0x00,0xA2,0x91,0x00,0x9C,0x3C
+,0x80,0xEB,0x31,0x08,0x20,0x00
+,0x04,0x3C,0x20,0xEB,0x31,0x08
+,0x20,0x00,0x02,0x3C,0x10,0xEB
+,0x31,0x08,0x20,0x00,0x00,0xED
+,0x31,0x08,0x20,0x00,0x00,0x04
+,0x10,0xF7,0xED,0x31,0x08,0x20
+,0x00,0x04,0x42,0x10,0x90,0x08
+,0xEC,0x31,0xAE,0x20,0x00,0x06
+,0xA4,0x41,0x08,0x00,0xB6,0xED
+,0x41,0x28,0x7D,0xFF,0xFF,0x22
+,0xB3,0x40,0x98,0x2A,0x32,0xEB
+,0x41,0x28,0xB4,0x43,0xFC,0x05
+,0xFF,0xE6,0xA0,0x31,0x20,0x00
+,0x06,0xEB,0x31,0x08,0x20,0x00
+,0x04,0x3C,0x20,0xEB,0x31,0x08
+,0x20,0x00,0x02,0x3C,0x10,0xEB
+,0x31,0x08,0x20,0x00,0x00,0xED
+,0x31,0x08,0x20,0x00,0x00,0x04
+,0x10,0xF7,0xED,0x31,0x08,0x20
+,0x00,0x04,0x42,0x10,0x90,0x08
+,0xEC,0x31,0xAE,0x20,0x00,0x06
+,0xA4,0x41,0x08,0x00,0x68,0xED
+,0x41,0x28,0x7D,0xFF,0xFF,0x22
+,0xB3,0x40,0x98,0x2A,0x32,0xEB
+,0x41,0x28,0xB4,0x43,0xFC,0x05
+,0xFF,0xE6,0x48,0x04,0xEB,0x31
+,0x08,0x20,0x00,0x04,0xEB,0x31
+,0x18,0x20,0x00,0x02,0x3C,0x11
+,0xEB,0x31,0x18,0x20,0x00,0x00
+,0xED,0x31,0x08,0x20,0x00,0x00
+,0x04,0x10,0xF7,0xED,0x31,0x08
+,0x20,0x00,0x02,0x66,0x00,0x6F
+,0x00,0x01,0x16,0x76,0xEE,0x06
+,0x48,0x4A,0x1E,0x48,0x04,0xED
+,0x31,0x08,0x20,0x00,0x04,0xEB
+,0x31,0x08,0x00,0x00,0xA4,0x48
+,0x04,0xED,0x31,0x08,0x20,0x00
+,0x04,0xEB,0x31,0x08,0x00,0x00
+,0xA2,0x48,0x04,0x20,0x20,0x4A
+,0x7C,0x46,0x82,0x50,0x05,0x50
+,0x15,0xB5,0x1E,0x98,0xED,0x31
+,0x08,0x00,0x00,0xA8,0x10,0x47
+,0x3B,0x2C,0x01,0xDB,0x40,0x11
+,0x98,0xC1,0x1E,0x98,0x10,0x07
+,0x30,0xF9,0x40,0x07,0x18,0x98
+,0x2A,0x10,0xEB,0x31,0x08,0x00
+,0x00,0xA8,0xA4,0x1E,0x98,0xBB
+,0x1E,0x98,0x50,0x14,0x50,0x04
+,0x46,0x83,0x48,0x04,0x02,0x01
+,0x00,0x50,0x05,0x50,0x15,0x10
+,0x87,0x3F,0x90,0x2B,0x18,0x01
+,0x00,0xC0,0x31,0x00,0x00,0xAE
+,0xDF,0x41,0x00,0x08,0x00,0x1A
+,0x42,0x11,0x67,0x01,0xDF,0x41
+,0x02,0x08,0x00,0x10,0x42,0x11
+,0x62,0x01,0xB4,0x43,0x4A,0x68
+,0x50,0x14,0x50,0x04,0x24,0x10
+,0x48,0x04,0xF2,0x31,0x00,0x01
+,0x00,0x00,0xAE,0xF6,0x31,0x00
+,0x01,0x00,0x00,0xAE,0x62,0xE4
+,0xE5,0x61,0x04,0x48,0x04,0xE5
+,0x63,0x05,0x48,0x04,0x20,0x20
+,0x00,0x00,0x00,0x00
+};
+
+#endif
diff --git a/drivers/staging/ft1000/ft1000-pcmcia/ft1000.h b/drivers/staging/ft1000/ft1000-pcmcia/ft1000.h
new file mode 100644
index 00000000..65f7ab6c
--- /dev/null
+++ b/drivers/staging/ft1000/ft1000-pcmcia/ft1000.h
@@ -0,0 +1,68 @@
+/*---------------------------------------------------------------------------
+ FT1000 driver for Flarion Flash OFDM NIC Device
+
+ Copyright (C) 2002 Flarion Technologies, 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.
+---------------------------------------------------------------------------
+ Description: Common structures and defines
+---------------------------------------------------------------------------*/
+#ifndef _FT1000H_
+#define _FT1000H_
+
+#include "../ft1000.h"
+
+#define FT1000_DRV_VER 0x01010300
+
+#define FT1000_DPRAM_BASE 0x0000 /* Dual Port RAM starting offset */
+
+/* Maximum number of occurrence of pseudo header errors before resetting PC Card. */
+#define MAX_PH_ERR 300
+
+#define SUCCESS 0x00
+#define FAILURE 0x01
+
+struct ft1000_pcmcia {
+ int PktIntfErr;
+ u16 packetseqnum;
+ void *link;
+};
+
+struct pcmcia_device;
+struct net_device;
+extern struct net_device *init_ft1000_card(struct pcmcia_device *link,
+ void *ft1000_reset);
+extern void stop_ft1000_card(struct net_device *dev);
+extern int card_download(struct net_device *dev, const u8 *pFileStart,
+ size_t FileLength);
+extern void ft1000InitProc(struct net_device *dev);
+extern void ft1000CleanupProc(struct net_device *dev);
+
+extern u16 ft1000_read_dpram(struct net_device *dev, int offset);
+extern void card_bootload(struct net_device *dev);
+extern u16 ft1000_read_dpram_mag_16(struct net_device *dev, int offset, int Index);
+extern u32 ft1000_read_dpram_mag_32(struct net_device *dev, int offset);
+void ft1000_write_dpram_mag_32(struct net_device *dev, int offset, u32 value);
+
+/* Read the value of a given ASIC register. */
+static inline u16 ft1000_read_reg(struct net_device *dev, u16 offset)
+{
+ return inw(dev->base_addr + offset);
+}
+
+/* Set the value of a given ASIC register. */
+static inline void ft1000_write_reg(struct net_device *dev, u16 offset, u16 value)
+{
+ outw(value, dev->base_addr + offset);
+}
+
+#endif
diff --git a/drivers/staging/ft1000/ft1000-pcmcia/ft1000_cs.c b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_cs.c
new file mode 100644
index 00000000..f376ca43
--- /dev/null
+++ b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_cs.c
@@ -0,0 +1,169 @@
+/*---------------------------------------------------------------------------
+ FT1000 driver for Flarion Flash OFDM NIC Device
+
+ Copyright (C) 1999 David A. Hinds. All Rights Reserved.
+ Copyright (C) 2002 Flarion Technologies, All rights reserved.
+ Copyright (C) 2006 Patrik Ostrihon, All rights reserved.
+ Copyright (C) 2006 ProWeb Consulting, a.s, All rights reserved.
+
+ The initial developer of the original code is David A. Hinds
+ <dahinds@users.sourceforge.net>. Portions created by David A. Hinds.
+
+ This file was modified to support the Flarion Flash OFDM NIC Device
+ by Wai Chan (w.chan@flarion.com).
+
+ Port for kernel 2.6 created by Patrik Ostrihon (patrik.ostrihon@pwc.sk)
+
+ 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.
+-----------------------------------------------------------------------------*/
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/netdevice.h>
+#include <pcmcia/cistpl.h>
+#include <pcmcia/ds.h>
+
+/*====================================================================*/
+
+MODULE_AUTHOR("Wai Chan");
+MODULE_DESCRIPTION("FT1000 PCMCIA driver");
+MODULE_LICENSE("GPL");
+
+/*====================================================================*/
+
+static int ft1000_config(struct pcmcia_device *link);
+static void ft1000_detach(struct pcmcia_device *link);
+static int ft1000_attach(struct pcmcia_device *link);
+
+#include "ft1000.h"
+
+/*====================================================================*/
+
+static void ft1000_reset(struct pcmcia_device *link)
+{
+ pcmcia_reset_card(link->socket);
+}
+
+static int ft1000_attach(struct pcmcia_device *link)
+{
+ link->priv = NULL;
+ link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO;
+
+ return ft1000_config(link);
+}
+
+static void ft1000_detach(struct pcmcia_device *link)
+{
+ struct net_device *dev = link->priv;
+
+ if (dev)
+ stop_ft1000_card(dev);
+
+ pcmcia_disable_device(link);
+ free_netdev(dev);
+}
+
+static int ft1000_confcheck(struct pcmcia_device *link, void *priv_data)
+{
+ return pcmcia_request_io(link);
+}
+
+/*======================================================================
+
+ ft1000_config() is scheduled to run after a CARD_INSERTION event
+ is received, to configure the PCMCIA socket, and to make the
+ device available to the system.
+
+======================================================================*/
+
+static int ft1000_config(struct pcmcia_device *link)
+{
+ int ret;
+
+ dev_dbg(&link->dev, "ft1000_cs: ft1000_config(0x%p)\n", link);
+
+ /* setup IO window */
+ ret = pcmcia_loop_config(link, ft1000_confcheck, NULL);
+ if (ret) {
+ printk(KERN_INFO "ft1000: Could not configure pcmcia\n");
+ return -ENODEV;
+ }
+
+ /* configure device */
+ ret = pcmcia_enable_device(link);
+ if (ret) {
+ printk(KERN_INFO "ft1000: could not enable pcmcia\n");
+ goto failed;
+ }
+
+ link->priv = init_ft1000_card(link, &ft1000_reset);
+ if (!link->priv) {
+ printk(KERN_INFO "ft1000: Could not register as network device\n");
+ goto failed;
+ }
+
+ /* Finally, report what we've done */
+
+ return 0;
+failed:
+ pcmcia_disable_device(link);
+ return -ENODEV;
+}
+
+static int ft1000_suspend(struct pcmcia_device *link)
+{
+ struct net_device *dev = link->priv;
+
+ if (link->open)
+ netif_device_detach(dev);
+ return 0;
+}
+
+static int ft1000_resume(struct pcmcia_device *link)
+{
+ return 0;
+}
+
+/*====================================================================*/
+
+static const struct pcmcia_device_id ft1000_ids[] = {
+ PCMCIA_DEVICE_MANF_CARD(0x02cc, 0x0100),
+ PCMCIA_DEVICE_MANF_CARD(0x02cc, 0x1000),
+ PCMCIA_DEVICE_MANF_CARD(0x02cc, 0x1300),
+ PCMCIA_DEVICE_NULL,
+};
+
+MODULE_DEVICE_TABLE(pcmcia, ft1000_ids);
+
+static struct pcmcia_driver ft1000_cs_driver = {
+ .owner = THIS_MODULE,
+ .name = "ft1000_cs",
+ .probe = ft1000_attach,
+ .remove = ft1000_detach,
+ .id_table = ft1000_ids,
+ .suspend = ft1000_suspend,
+ .resume = ft1000_resume,
+};
+
+static int __init init_ft1000_cs(void)
+{
+ return pcmcia_register_driver(&ft1000_cs_driver);
+}
+
+static void __exit exit_ft1000_cs(void)
+{
+ pcmcia_unregister_driver(&ft1000_cs_driver);
+}
+
+module_init(init_ft1000_cs);
+module_exit(exit_ft1000_cs);
diff --git a/drivers/staging/ft1000/ft1000-pcmcia/ft1000_dnld.c b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_dnld.c
new file mode 100644
index 00000000..47cc365c
--- /dev/null
+++ b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_dnld.c
@@ -0,0 +1,775 @@
+/*---------------------------------------------------------------------------
+ FT1000 driver for Flarion Flash OFDM NIC Device
+
+ Copyright (C) 2002 Flarion Technologies, 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.
+ --------------------------------------------------------------------------
+
+ Description: This module will handshake with the DSP bootloader to
+ download the DSP runtime image.
+
+---------------------------------------------------------------------------*/
+
+#define __KERNEL_SYSCALLS__
+
+#include <linux/module.h>
+#include <linux/fs.h>
+#include <linux/mm.h>
+#include <linux/slab.h>
+#include <linux/unistd.h>
+#include <linux/netdevice.h>
+#include <linux/timer.h>
+#include <linux/delay.h>
+#include <asm/io.h>
+#include <asm/uaccess.h>
+#include <linux/vmalloc.h>
+
+#include "ft1000.h"
+#include "boot.h"
+
+#ifdef FT_DEBUG
+#define DEBUG(n, args...) printk(KERN_DEBUG args);
+#else
+#define DEBUG(n, args...)
+#endif
+
+#define MAX_DSP_WAIT_LOOPS 100
+#define DSP_WAIT_SLEEP_TIME 1 /* 1 millisecond */
+
+#define MAX_LENGTH 0x7f0
+
+#define DWNLD_MAG_HANDSHAKE_LOC 0x00
+#define DWNLD_MAG_TYPE_LOC 0x01
+#define DWNLD_MAG_SIZE_LOC 0x02
+#define DWNLD_MAG_PS_HDR_LOC 0x03
+
+#define DWNLD_HANDSHAKE_LOC 0x02
+#define DWNLD_TYPE_LOC 0x04
+#define DWNLD_SIZE_MSW_LOC 0x06
+#define DWNLD_SIZE_LSW_LOC 0x08
+#define DWNLD_PS_HDR_LOC 0x0A
+
+#define HANDSHAKE_TIMEOUT_VALUE 0xF1F1
+#define HANDSHAKE_RESET_VALUE 0xFEFE /* When DSP requests startover */
+#define HANDSHAKE_DSP_BL_READY 0xFEFE /* At start DSP writes this when bootloader ready */
+#define HANDSHAKE_DRIVER_READY 0xFFFF /* Driver writes after receiving 0xFEFE */
+#define HANDSHAKE_SEND_DATA 0x0000 /* DSP writes this when ready for more data */
+
+#define HANDSHAKE_REQUEST 0x0001 /* Request from DSP */
+#define HANDSHAKE_RESPONSE 0x0000 /* Satisfied DSP request */
+
+#define REQUEST_CODE_LENGTH 0x0000
+#define REQUEST_RUN_ADDRESS 0x0001
+#define REQUEST_CODE_SEGMENT 0x0002 /* In WORD count */
+#define REQUEST_DONE_BL 0x0003
+#define REQUEST_DONE_CL 0x0004
+#define REQUEST_VERSION_INFO 0x0005
+#define REQUEST_CODE_BY_VERSION 0x0006
+#define REQUEST_MAILBOX_DATA 0x0007
+#define REQUEST_FILE_CHECKSUM 0x0008
+
+#define STATE_START_DWNLD 0x01
+#define STATE_BOOT_DWNLD 0x02
+#define STATE_CODE_DWNLD 0x03
+#define STATE_DONE_DWNLD 0x04
+#define STATE_SECTION_PROV 0x05
+#define STATE_DONE_PROV 0x06
+#define STATE_DONE_FILE 0x07
+
+u16 get_handshake(struct net_device *dev, u16 expected_value);
+void put_handshake(struct net_device *dev, u16 handshake_value);
+u16 get_request_type(struct net_device *dev);
+long get_request_value(struct net_device *dev);
+void put_request_value(struct net_device *dev, long lvalue);
+u16 hdr_checksum(struct pseudo_hdr *pHdr);
+
+struct dsp_file_hdr {
+ u32 version_id; /* Version ID of this image format. */
+ u32 package_id; /* Package ID of code release. */
+ u32 build_date; /* Date/time stamp when file was built. */
+ u32 commands_offset; /* Offset to attached commands in Pseudo Hdr format. */
+ u32 loader_offset; /* Offset to bootloader code. */
+ u32 loader_code_address; /* Start address of bootloader. */
+ u32 loader_code_end; /* Where bootloader code ends. */
+ u32 loader_code_size;
+ u32 version_data_offset; /* Offset were scrambled version data begins. */
+ u32 version_data_size; /* Size, in words, of scrambled version data. */
+ u32 nDspImages; /* Number of DSP images in file. */
+} __attribute__ ((packed));
+
+struct dsp_image_info {
+ u32 coff_date; /* Date/time when DSP Coff image was built. */
+ u32 begin_offset; /* Offset in file where image begins. */
+ u32 end_offset; /* Offset in file where image begins. */
+ u32 run_address; /* On chip Start address of DSP code. */
+ u32 image_size; /* Size of image. */
+ u32 version; /* Embedded version # of DSP code. */
+ unsigned short checksum; /* Dsp File checksum */
+ unsigned short pad1;
+} __attribute__ ((packed));
+
+void card_bootload(struct net_device *dev)
+{
+ struct ft1000_info *info = (struct ft1000_info *) netdev_priv(dev);
+ unsigned long flags;
+ u32 *pdata;
+ u32 size;
+ u32 i;
+ u32 templong;
+
+ DEBUG(0, "card_bootload is called\n");
+
+ pdata = (u32 *) bootimage;
+ size = sizeof(bootimage);
+
+ // check for odd word
+ if (size & 0x0003) {
+ size += 4;
+ }
+ // Provide mutual exclusive access while reading ASIC registers.
+ spin_lock_irqsave(&info->dpram_lock, flags);
+
+ // need to set i/o base address initially and hardware will autoincrement
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR, FT1000_DPRAM_BASE);
+ // write bytes
+ for (i = 0; i < (size >> 2); i++) {
+ templong = *pdata++;
+ outl(templong, dev->base_addr + FT1000_REG_MAG_DPDATA);
+ }
+
+ spin_unlock_irqrestore(&info->dpram_lock, flags);
+}
+
+u16 get_handshake(struct net_device *dev, u16 expected_value)
+{
+ struct ft1000_info *info = (struct ft1000_info *) netdev_priv(dev);
+ u16 handshake;
+ u32 tempx;
+ int loopcnt;
+
+ loopcnt = 0;
+ while (loopcnt < MAX_DSP_WAIT_LOOPS) {
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ DWNLD_HANDSHAKE_LOC);
+
+ handshake = ft1000_read_reg(dev, FT1000_REG_DPRAM_DATA);
+ } else {
+ tempx =
+ ntohl(ft1000_read_dpram_mag_32
+ (dev, DWNLD_MAG_HANDSHAKE_LOC));
+ handshake = (u16) tempx;
+ }
+
+ if ((handshake == expected_value)
+ || (handshake == HANDSHAKE_RESET_VALUE)) {
+ return handshake;
+ } else {
+ loopcnt++;
+ mdelay(DSP_WAIT_SLEEP_TIME);
+ }
+
+ }
+
+ return HANDSHAKE_TIMEOUT_VALUE;
+
+}
+
+void put_handshake(struct net_device *dev, u16 handshake_value)
+{
+ struct ft1000_info *info = (struct ft1000_info *) netdev_priv(dev);
+ u32 tempx;
+
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ DWNLD_HANDSHAKE_LOC);
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_DATA, handshake_value); /* Handshake */
+ } else {
+ tempx = (u32) handshake_value;
+ tempx = ntohl(tempx);
+ ft1000_write_dpram_mag_32(dev, DWNLD_MAG_HANDSHAKE_LOC, tempx); /* Handshake */
+ }
+}
+
+u16 get_request_type(struct net_device *dev)
+{
+ struct ft1000_info *info = (struct ft1000_info *) netdev_priv(dev);
+ u16 request_type;
+ u32 tempx;
+
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR, DWNLD_TYPE_LOC);
+ request_type = ft1000_read_reg(dev, FT1000_REG_DPRAM_DATA);
+ } else {
+ tempx = ft1000_read_dpram_mag_32(dev, DWNLD_MAG_TYPE_LOC);
+ tempx = ntohl(tempx);
+ request_type = (u16) tempx;
+ }
+
+ return request_type;
+
+}
+
+long get_request_value(struct net_device *dev)
+{
+ struct ft1000_info *info = (struct ft1000_info *) netdev_priv(dev);
+ long value;
+ u16 w_val;
+
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ DWNLD_SIZE_MSW_LOC);
+
+ w_val = ft1000_read_reg(dev, FT1000_REG_DPRAM_DATA);
+
+ value = (long)(w_val << 16);
+
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ DWNLD_SIZE_LSW_LOC);
+
+ w_val = ft1000_read_reg(dev, FT1000_REG_DPRAM_DATA);
+
+ value = (long)(value | w_val);
+ } else {
+ value = ft1000_read_dpram_mag_32(dev, DWNLD_MAG_SIZE_LOC);
+ value = ntohl(value);
+ }
+
+ return value;
+
+}
+
+void put_request_value(struct net_device *dev, long lvalue)
+{
+ struct ft1000_info *info = (struct ft1000_info *) netdev_priv(dev);
+ u16 size;
+ u32 tempx;
+
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ size = (u16) (lvalue >> 16);
+
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ DWNLD_SIZE_MSW_LOC);
+
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_DATA, size);
+
+ size = (u16) (lvalue);
+
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ DWNLD_SIZE_LSW_LOC);
+
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_DATA, size);
+ } else {
+ tempx = ntohl(lvalue);
+ ft1000_write_dpram_mag_32(dev, DWNLD_MAG_SIZE_LOC, tempx); /* Handshake */
+ }
+
+}
+
+u16 hdr_checksum(struct pseudo_hdr *pHdr)
+{
+ u16 *usPtr = (u16 *) pHdr;
+ u16 chksum;
+
+ chksum = ((((((usPtr[0] ^ usPtr[1]) ^ usPtr[2]) ^ usPtr[3]) ^
+ usPtr[4]) ^ usPtr[5]) ^ usPtr[6]);
+
+ return chksum;
+}
+
+int card_download(struct net_device *dev, const u8 *pFileStart,
+ size_t FileLength)
+{
+ struct ft1000_info *info = (struct ft1000_info *) netdev_priv(dev);
+ int Status = SUCCESS;
+ u32 uiState;
+ u16 handshake;
+ struct pseudo_hdr *pHdr;
+ u16 usHdrLength;
+ long word_length;
+ u16 request;
+ u16 temp;
+ struct prov_record *pprov_record;
+ u8 *pbuffer;
+ struct dsp_file_hdr *pFileHdr5;
+ struct dsp_image_info *pDspImageInfoV6 = NULL;
+ long requested_version;
+ bool bGoodVersion = 0;
+ struct drv_msg *pMailBoxData;
+ u16 *pUsData = NULL;
+ u16 *pUsFile = NULL;
+ u8 *pUcFile = NULL;
+ u8 *pBootEnd = NULL;
+ u8 *pCodeEnd = NULL;
+ int imageN;
+ long file_version;
+ long loader_code_address = 0;
+ long loader_code_size = 0;
+ long run_address = 0;
+ long run_size = 0;
+ unsigned long flags;
+ unsigned long templong;
+ unsigned long image_chksum = 0;
+
+ file_version = *(long *)pFileStart;
+ if (file_version != 6) {
+ printk(KERN_ERR "ft1000: unsupported firmware version %ld\n", file_version);
+ Status = FAILURE;
+ }
+
+ uiState = STATE_START_DWNLD;
+
+ pFileHdr5 = (struct dsp_file_hdr *) pFileStart;
+
+ pUsFile = (u16 *) ((long)pFileStart + pFileHdr5->loader_offset);
+ pUcFile = (u8 *) ((long)pFileStart + pFileHdr5->loader_offset);
+ pBootEnd = (u8 *) ((long)pFileStart + pFileHdr5->loader_code_end);
+ loader_code_address = pFileHdr5->loader_code_address;
+ loader_code_size = pFileHdr5->loader_code_size;
+ bGoodVersion = false;
+
+ while ((Status == SUCCESS) && (uiState != STATE_DONE_FILE)) {
+
+ switch (uiState) {
+ case STATE_START_DWNLD:
+
+ handshake = get_handshake(dev, HANDSHAKE_DSP_BL_READY);
+
+ if (handshake == HANDSHAKE_DSP_BL_READY) {
+ put_handshake(dev, HANDSHAKE_DRIVER_READY);
+ } else {
+ Status = FAILURE;
+ }
+
+ uiState = STATE_BOOT_DWNLD;
+
+ break;
+
+ case STATE_BOOT_DWNLD:
+ handshake = get_handshake(dev, HANDSHAKE_REQUEST);
+ if (handshake == HANDSHAKE_REQUEST) {
+ /*
+ * Get type associated with the request.
+ */
+ request = get_request_type(dev);
+ switch (request) {
+ case REQUEST_RUN_ADDRESS:
+ put_request_value(dev,
+ loader_code_address);
+ break;
+ case REQUEST_CODE_LENGTH:
+ put_request_value(dev,
+ loader_code_size);
+ break;
+ case REQUEST_DONE_BL:
+ /* Reposition ptrs to beginning of code section */
+ pUsFile = (u16 *) ((long)pBootEnd);
+ pUcFile = (u8 *) ((long)pBootEnd);
+ uiState = STATE_CODE_DWNLD;
+ break;
+ case REQUEST_CODE_SEGMENT:
+ word_length = get_request_value(dev);
+ if (word_length > MAX_LENGTH) {
+ Status = FAILURE;
+ break;
+ }
+ if ((word_length * 2 + (long)pUcFile) >
+ (long)pBootEnd) {
+ /*
+ * Error, beyond boot code range.
+ */
+ Status = FAILURE;
+ break;
+ }
+ // Provide mutual exclusive access while reading ASIC registers.
+ spin_lock_irqsave(&info->dpram_lock,
+ flags);
+ /*
+ * Position ASIC DPRAM auto-increment pointer.
+ */
+ outw(DWNLD_MAG_PS_HDR_LOC,
+ dev->base_addr +
+ FT1000_REG_DPRAM_ADDR);
+ if (word_length & 0x01)
+ word_length++;
+ word_length = word_length / 2;
+
+ for (; word_length > 0; word_length--) { /* In words */
+ templong = *pUsFile++;
+ templong |=
+ (*pUsFile++ << 16);
+ pUcFile += 4;
+ outl(templong,
+ dev->base_addr +
+ FT1000_REG_MAG_DPDATAL);
+ }
+ spin_unlock_irqrestore(&info->
+ dpram_lock,
+ flags);
+ break;
+ default:
+ Status = FAILURE;
+ break;
+ }
+ put_handshake(dev, HANDSHAKE_RESPONSE);
+ } else {
+ Status = FAILURE;
+ }
+
+ break;
+
+ case STATE_CODE_DWNLD:
+ handshake = get_handshake(dev, HANDSHAKE_REQUEST);
+ if (handshake == HANDSHAKE_REQUEST) {
+ /*
+ * Get type associated with the request.
+ */
+ request = get_request_type(dev);
+ switch (request) {
+ case REQUEST_FILE_CHECKSUM:
+ DEBUG(0,
+ "ft1000_dnld: REQUEST_FOR_CHECKSUM\n");
+ put_request_value(dev, image_chksum);
+ break;
+ case REQUEST_RUN_ADDRESS:
+ if (bGoodVersion) {
+ put_request_value(dev,
+ run_address);
+ } else {
+ Status = FAILURE;
+ break;
+ }
+ break;
+ case REQUEST_CODE_LENGTH:
+ if (bGoodVersion) {
+ put_request_value(dev,
+ run_size);
+ } else {
+ Status = FAILURE;
+ break;
+ }
+ break;
+ case REQUEST_DONE_CL:
+ /* Reposition ptrs to beginning of provisioning section */
+ pUsFile = (u16 *) ((long)pFileStart + pFileHdr5->commands_offset);
+ pUcFile = (u8 *) ((long)pFileStart + pFileHdr5->commands_offset);
+ uiState = STATE_DONE_DWNLD;
+ break;
+ case REQUEST_CODE_SEGMENT:
+ if (!bGoodVersion) {
+ Status = FAILURE;
+ break;
+ }
+ word_length = get_request_value(dev);
+ if (word_length > MAX_LENGTH) {
+ Status = FAILURE;
+ break;
+ }
+ if ((word_length * 2 + (long)pUcFile) >
+ (long)pCodeEnd) {
+ /*
+ * Error, beyond boot code range.
+ */
+ Status = FAILURE;
+ break;
+ }
+ /*
+ * Position ASIC DPRAM auto-increment pointer.
+ */
+ outw(DWNLD_MAG_PS_HDR_LOC,
+ dev->base_addr +
+ FT1000_REG_DPRAM_ADDR);
+ if (word_length & 0x01)
+ word_length++;
+ word_length = word_length / 2;
+
+ for (; word_length > 0; word_length--) { /* In words */
+ templong = *pUsFile++;
+ templong |=
+ (*pUsFile++ << 16);
+ pUcFile += 4;
+ outl(templong,
+ dev->base_addr +
+ FT1000_REG_MAG_DPDATAL);
+ }
+ break;
+
+ case REQUEST_MAILBOX_DATA:
+ // Convert length from byte count to word count. Make sure we round up.
+ word_length =
+ (long)(info->DSPInfoBlklen + 1) / 2;
+ put_request_value(dev, word_length);
+ pMailBoxData =
+ (struct drv_msg *) & info->DSPInfoBlk[0];
+ pUsData =
+ (u16 *) & pMailBoxData->data[0];
+ // Provide mutual exclusive access while reading ASIC registers.
+ spin_lock_irqsave(&info->dpram_lock,
+ flags);
+ if (file_version == 5) {
+ /*
+ * Position ASIC DPRAM auto-increment pointer.
+ */
+ ft1000_write_reg(dev,
+ FT1000_REG_DPRAM_ADDR,
+ DWNLD_PS_HDR_LOC);
+
+ for (; word_length > 0; word_length--) { /* In words */
+ temp = ntohs(*pUsData);
+ ft1000_write_reg(dev,
+ FT1000_REG_DPRAM_DATA,
+ temp);
+ pUsData++;
+ }
+ } else {
+ /*
+ * Position ASIC DPRAM auto-increment pointer.
+ */
+ outw(DWNLD_MAG_PS_HDR_LOC,
+ dev->base_addr +
+ FT1000_REG_DPRAM_ADDR);
+ if (word_length & 0x01) {
+ word_length++;
+ }
+ word_length = word_length / 2;
+
+ for (; word_length > 0; word_length--) { /* In words */
+ templong = *pUsData++;
+ templong |=
+ (*pUsData++ << 16);
+ outl(templong,
+ dev->base_addr +
+ FT1000_REG_MAG_DPDATAL);
+ }
+ }
+ spin_unlock_irqrestore(&info->
+ dpram_lock,
+ flags);
+ break;
+
+ case REQUEST_VERSION_INFO:
+ word_length =
+ pFileHdr5->version_data_size;
+ put_request_value(dev, word_length);
+ pUsFile =
+ (u16 *) ((long)pFileStart +
+ pFileHdr5->
+ version_data_offset);
+ // Provide mutual exclusive access while reading ASIC registers.
+ spin_lock_irqsave(&info->dpram_lock,
+ flags);
+ /*
+ * Position ASIC DPRAM auto-increment pointer.
+ */
+ outw(DWNLD_MAG_PS_HDR_LOC,
+ dev->base_addr +
+ FT1000_REG_DPRAM_ADDR);
+ if (word_length & 0x01)
+ word_length++;
+ word_length = word_length / 2;
+
+ for (; word_length > 0; word_length--) { /* In words */
+ templong =
+ ntohs(*pUsFile++);
+ temp =
+ ntohs(*pUsFile++);
+ templong |=
+ (temp << 16);
+ outl(templong,
+ dev->base_addr +
+ FT1000_REG_MAG_DPDATAL);
+ }
+ spin_unlock_irqrestore(&info->
+ dpram_lock,
+ flags);
+ break;
+
+ case REQUEST_CODE_BY_VERSION:
+ bGoodVersion = false;
+ requested_version =
+ get_request_value(dev);
+ pDspImageInfoV6 =
+ (struct dsp_image_info *) ((long)
+ pFileStart
+ +
+ sizeof
+ (struct dsp_file_hdr));
+ for (imageN = 0;
+ imageN <
+ pFileHdr5->nDspImages;
+ imageN++) {
+ temp = (u16)
+ (pDspImageInfoV6->
+ version);
+ templong = temp;
+ temp = (u16)
+ (pDspImageInfoV6->
+ version >> 16);
+ templong |=
+ (temp << 16);
+ if (templong ==
+ requested_version) {
+ bGoodVersion =
+ true;
+ pUsFile =
+ (u16
+ *) ((long)
+ pFileStart
+ +
+ pDspImageInfoV6->
+ begin_offset);
+ pUcFile =
+ (u8
+ *) ((long)
+ pFileStart
+ +
+ pDspImageInfoV6->
+ begin_offset);
+ pCodeEnd =
+ (u8
+ *) ((long)
+ pFileStart
+ +
+ pDspImageInfoV6->
+ end_offset);
+ run_address =
+ pDspImageInfoV6->
+ run_address;
+ run_size =
+ pDspImageInfoV6->
+ image_size;
+ image_chksum =
+ (u32)
+ pDspImageInfoV6->
+ checksum;
+ DEBUG(0,
+ "ft1000_dnld: image_chksum = 0x%8x\n",
+ (unsigned
+ int)
+ image_chksum);
+ break;
+ }
+ pDspImageInfoV6++;
+ }
+ if (!bGoodVersion) {
+ /*
+ * Error, beyond boot code range.
+ */
+ Status = FAILURE;
+ break;
+ }
+ break;
+
+ default:
+ Status = FAILURE;
+ break;
+ }
+ put_handshake(dev, HANDSHAKE_RESPONSE);
+ } else {
+ Status = FAILURE;
+ }
+
+ break;
+
+ case STATE_DONE_DWNLD:
+ if (((unsigned long) (pUcFile) - (unsigned long) pFileStart) >=
+ (unsigned long) FileLength) {
+ uiState = STATE_DONE_FILE;
+ break;
+ }
+
+ pHdr = (struct pseudo_hdr *) pUsFile;
+
+ if (pHdr->portdest == 0x80 /* DspOAM */
+ && (pHdr->portsrc == 0x00 /* Driver */
+ || pHdr->portsrc == 0x10 /* FMM */ )) {
+ uiState = STATE_SECTION_PROV;
+ } else {
+ DEBUG(1,
+ "FT1000:download:Download error: Bad Port IDs in Pseudo Record\n");
+ DEBUG(1, "\t Port Source = 0x%2.2x\n",
+ pHdr->portsrc);
+ DEBUG(1, "\t Port Destination = 0x%2.2x\n",
+ pHdr->portdest);
+ Status = FAILURE;
+ }
+
+ break;
+
+ case STATE_SECTION_PROV:
+
+ pHdr = (struct pseudo_hdr *) pUcFile;
+
+ if (pHdr->checksum == hdr_checksum(pHdr)) {
+ if (pHdr->portdest != 0x80 /* Dsp OAM */ ) {
+ uiState = STATE_DONE_PROV;
+ break;
+ }
+ usHdrLength = ntohs(pHdr->length); /* Byte length for PROV records */
+
+ // Get buffer for provisioning data
+ pbuffer =
+ kmalloc((usHdrLength + sizeof(struct pseudo_hdr)),
+ GFP_ATOMIC);
+ if (pbuffer) {
+ memcpy(pbuffer, (void *)pUcFile,
+ (u32) (usHdrLength +
+ sizeof(struct pseudo_hdr)));
+ // link provisioning data
+ pprov_record =
+ kmalloc(sizeof(struct prov_record),
+ GFP_ATOMIC);
+ if (pprov_record) {
+ pprov_record->pprov_data =
+ pbuffer;
+ list_add_tail(&pprov_record->
+ list,
+ &info->prov_list);
+ // Move to next entry if available
+ pUcFile =
+ (u8 *) ((unsigned long) pUcFile +
+ (unsigned long) ((usHdrLength + 1) & 0xFFFFFFFE) + sizeof(struct pseudo_hdr));
+ if ((unsigned long) (pUcFile) -
+ (unsigned long) (pFileStart) >=
+ (unsigned long) FileLength) {
+ uiState =
+ STATE_DONE_FILE;
+ }
+ } else {
+ kfree(pbuffer);
+ Status = FAILURE;
+ }
+ } else {
+ Status = FAILURE;
+ }
+ } else {
+ /* Checksum did not compute */
+ Status = FAILURE;
+ }
+
+ break;
+
+ case STATE_DONE_PROV:
+ uiState = STATE_DONE_FILE;
+ break;
+
+ default:
+ Status = FAILURE;
+ break;
+ } /* End Switch */
+
+ } /* End while */
+
+ return Status;
+
+}
diff --git a/drivers/staging/ft1000/ft1000-pcmcia/ft1000_hw.c b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_hw.c
new file mode 100644
index 00000000..29d0a72f
--- /dev/null
+++ b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_hw.c
@@ -0,0 +1,2236 @@
+/*---------------------------------------------------------------------------
+ FT1000 driver for Flarion Flash OFDM NIC Device
+
+ Copyright (C) 2002 Flarion Technologies, All rights reserved.
+ Copyright (C) 2006 Patrik Ostrihon, All rights reserved.
+ Copyright (C) 2006 ProWeb Consulting, a.s, 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.
+-----------------------------------------------------------------------------*/
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/proc_fs.h>
+
+#include <linux/sched.h>
+#include <linux/ptrace.h>
+#include <linux/slab.h>
+#include <linux/string.h>
+#include <linux/timer.h>
+#include <linux/interrupt.h>
+#include <linux/in.h>
+#include <asm/io.h>
+#include <asm/bitops.h>
+
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/skbuff.h>
+#include <linux/if_arp.h>
+#include <linux/ioport.h>
+#include <linux/wait.h>
+#include <linux/vmalloc.h>
+
+#include <linux/firmware.h>
+#include <linux/ethtool.h>
+
+#include <pcmcia/cistpl.h>
+#include <pcmcia/cisreg.h>
+#include <pcmcia/ds.h>
+
+#ifdef FT_DEBUG
+#define DEBUG(n, args...) printk(KERN_DEBUG args);
+#else
+#define DEBUG(n, args...)
+#endif
+
+#include <linux/delay.h>
+#include "ft1000.h"
+
+static const struct firmware *fw_entry;
+
+static void ft1000_hbchk(u_long data);
+static struct timer_list poll_timer = {
+ .function = ft1000_hbchk
+};
+
+static u16 cmdbuffer[1024];
+static u8 tempbuffer[1600];
+static u8 ft1000_card_present = 0;
+static u8 flarion_ft1000_cnt = 0;
+
+static irqreturn_t ft1000_interrupt(int irq, void *dev_id);
+static void ft1000_enable_interrupts(struct net_device *dev);
+static void ft1000_disable_interrupts(struct net_device *dev);
+
+/* new kernel */
+MODULE_AUTHOR("");
+MODULE_DESCRIPTION
+ ("Support for Flarion Flash OFDM NIC Device. Support for PCMCIA when used with ft1000_cs.");
+MODULE_LICENSE("GPL");
+MODULE_SUPPORTED_DEVICE("FT1000");
+
+#define MAX_RCV_LOOP 100
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_read_fifo_len
+// Description: This function will read the ASIC Uplink FIFO status register
+// which will return the number of bytes remaining in the Uplink FIFO.
+// Sixteen bytes are subtracted to make sure that the ASIC does not
+// reach its threshold.
+// Input:
+// dev - network device structure
+// Output:
+// value - number of bytes available in the ASIC Uplink FIFO.
+//
+//---------------------------------------------------------------------------
+static inline u16 ft1000_read_fifo_len(struct net_device *dev)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+
+ if (info->AsicID == ELECTRABUZZ_ID)
+ return (ft1000_read_reg(dev, FT1000_REG_UFIFO_STAT) - 16);
+ else
+ return (ft1000_read_reg(dev, FT1000_REG_MAG_UFSR) - 16);
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_read_dpram
+// Description: This function will read the specific area of dpram
+// (Electrabuzz ASIC only)
+// Input:
+// dev - device structure
+// offset - index of dpram
+// Output:
+// value - value of dpram
+//
+//---------------------------------------------------------------------------
+u16 ft1000_read_dpram(struct net_device *dev, int offset)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ unsigned long flags;
+ u16 data;
+
+ // Provide mutual exclusive access while reading ASIC registers.
+ spin_lock_irqsave(&info->dpram_lock, flags);
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR, offset);
+ data = ft1000_read_reg(dev, FT1000_REG_DPRAM_DATA);
+ spin_unlock_irqrestore(&info->dpram_lock, flags);
+
+ return (data);
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_write_dpram
+// Description: This function will write to a specific area of dpram
+// (Electrabuzz ASIC only)
+// Input:
+// dev - device structure
+// offset - index of dpram
+// value - value to write
+// Output:
+// none.
+//
+//---------------------------------------------------------------------------
+static inline void ft1000_write_dpram(struct net_device *dev,
+ int offset, u16 value)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ unsigned long flags;
+
+ // Provide mutual exclusive access while reading ASIC registers.
+ spin_lock_irqsave(&info->dpram_lock, flags);
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR, offset);
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_DATA, value);
+ spin_unlock_irqrestore(&info->dpram_lock, flags);
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_read_dpram_mag_16
+// Description: This function will read the specific area of dpram
+// (Magnemite ASIC only)
+// Input:
+// dev - device structure
+// offset - index of dpram
+// Output:
+// value - value of dpram
+//
+//---------------------------------------------------------------------------
+u16 ft1000_read_dpram_mag_16(struct net_device *dev, int offset, int Index)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ unsigned long flags;
+ u16 data;
+
+ // Provide mutual exclusive access while reading ASIC registers.
+ spin_lock_irqsave(&info->dpram_lock, flags);
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR, offset);
+ // check if we want to read upper or lower 32-bit word
+ if (Index) {
+ data = ft1000_read_reg(dev, FT1000_REG_MAG_DPDATAL);
+ } else {
+ data = ft1000_read_reg(dev, FT1000_REG_MAG_DPDATAH);
+ }
+ spin_unlock_irqrestore(&info->dpram_lock, flags);
+
+ return (data);
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_write_dpram_mag_16
+// Description: This function will write to a specific area of dpram
+// (Magnemite ASIC only)
+// Input:
+// dev - device structure
+// offset - index of dpram
+// value - value to write
+// Output:
+// none.
+//
+//---------------------------------------------------------------------------
+static inline void ft1000_write_dpram_mag_16(struct net_device *dev,
+ int offset, u16 value, int Index)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ unsigned long flags;
+
+ // Provide mutual exclusive access while reading ASIC registers.
+ spin_lock_irqsave(&info->dpram_lock, flags);
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR, offset);
+ if (Index) {
+ ft1000_write_reg(dev, FT1000_REG_MAG_DPDATAL, value);
+ } else {
+ ft1000_write_reg(dev, FT1000_REG_MAG_DPDATAH, value);
+ }
+ spin_unlock_irqrestore(&info->dpram_lock, flags);
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_read_dpram_mag_32
+// Description: This function will read the specific area of dpram
+// (Magnemite ASIC only)
+// Input:
+// dev - device structure
+// offset - index of dpram
+// Output:
+// value - value of dpram
+//
+//---------------------------------------------------------------------------
+u32 ft1000_read_dpram_mag_32(struct net_device *dev, int offset)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ unsigned long flags;
+ u32 data;
+
+ // Provide mutual exclusive access while reading ASIC registers.
+ spin_lock_irqsave(&info->dpram_lock, flags);
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR, offset);
+ data = inl(dev->base_addr + FT1000_REG_MAG_DPDATAL);
+ spin_unlock_irqrestore(&info->dpram_lock, flags);
+
+ return (data);
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_write_dpram_mag_32
+// Description: This function will write to a specific area of dpram
+// (Magnemite ASIC only)
+// Input:
+// dev - device structure
+// offset - index of dpram
+// value - value to write
+// Output:
+// none.
+//
+//---------------------------------------------------------------------------
+void ft1000_write_dpram_mag_32(struct net_device *dev, int offset, u32 value)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ unsigned long flags;
+
+ // Provide mutual exclusive access while reading ASIC registers.
+ spin_lock_irqsave(&info->dpram_lock, flags);
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR, offset);
+ outl(value, dev->base_addr + FT1000_REG_MAG_DPDATAL);
+ spin_unlock_irqrestore(&info->dpram_lock, flags);
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_enable_interrupts
+// Description: This function will enable interrupts base on the current interrupt mask.
+// Input:
+// dev - device structure
+// Output:
+// None.
+//
+//---------------------------------------------------------------------------
+static void ft1000_enable_interrupts(struct net_device *dev)
+{
+ u16 tempword;
+
+ DEBUG(1, "ft1000_hw:ft1000_enable_interrupts()\n");
+ ft1000_write_reg(dev, FT1000_REG_SUP_IMASK, ISR_DEFAULT_MASK);
+ tempword = ft1000_read_reg(dev, FT1000_REG_SUP_IMASK);
+ DEBUG(1,
+ "ft1000_hw:ft1000_enable_interrupts:current interrupt enable mask = 0x%x\n",
+ tempword);
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_disable_interrupts
+// Description: This function will disable all interrupts.
+// Input:
+// dev - device structure
+// Output:
+// None.
+//
+//---------------------------------------------------------------------------
+static void ft1000_disable_interrupts(struct net_device *dev)
+{
+ u16 tempword;
+
+ DEBUG(1, "ft1000_hw: ft1000_disable_interrupts()\n");
+ ft1000_write_reg(dev, FT1000_REG_SUP_IMASK, ISR_MASK_ALL);
+ tempword = ft1000_read_reg(dev, FT1000_REG_SUP_IMASK);
+ DEBUG(1,
+ "ft1000_hw:ft1000_disable_interrupts:current interrupt enable mask = 0x%x\n",
+ tempword);
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_reset_asic
+// Description: This function will call the Card Service function to reset the
+// ASIC.
+// Input:
+// dev - device structure
+// Output:
+// none
+//
+//---------------------------------------------------------------------------
+static void ft1000_reset_asic(struct net_device *dev)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ struct ft1000_pcmcia *pcmcia = info->priv;
+ u16 tempword;
+
+ DEBUG(1, "ft1000_hw:ft1000_reset_asic called\n");
+
+ (*info->ft1000_reset) (pcmcia->link);
+
+ // Let's use the register provided by the Magnemite ASIC to reset the
+ // ASIC and DSP.
+ if (info->AsicID == MAGNEMITE_ID) {
+ ft1000_write_reg(dev, FT1000_REG_RESET,
+ (DSP_RESET_BIT | ASIC_RESET_BIT));
+ }
+ mdelay(1);
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ // set watermark to -1 in order to not generate an interrupt
+ ft1000_write_reg(dev, FT1000_REG_WATERMARK, 0xffff);
+ } else {
+ // set watermark to -1 in order to not generate an interrupt
+ ft1000_write_reg(dev, FT1000_REG_MAG_WATERMARK, 0xffff);
+ }
+ // clear interrupts
+ tempword = ft1000_read_reg(dev, FT1000_REG_SUP_ISR);
+ DEBUG(1, "ft1000_hw: interrupt status register = 0x%x\n", tempword);
+ ft1000_write_reg(dev, FT1000_REG_SUP_ISR, tempword);
+ tempword = ft1000_read_reg(dev, FT1000_REG_SUP_ISR);
+ DEBUG(1, "ft1000_hw: interrupt status register = 0x%x\n", tempword);
+
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_reset_card
+// Description: This function will reset the card
+// Input:
+// dev - device structure
+// Output:
+// status - false (card reset fail)
+// true (card reset successful)
+//
+//---------------------------------------------------------------------------
+static int ft1000_reset_card(struct net_device *dev)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ u16 tempword;
+ int i;
+ unsigned long flags;
+ struct prov_record *ptr;
+
+ DEBUG(1, "ft1000_hw:ft1000_reset_card called.....\n");
+
+ info->CardReady = 0;
+ info->ProgConStat = 0;
+ info->squeseqnum = 0;
+ ft1000_disable_interrupts(dev);
+
+// del_timer(&poll_timer);
+
+ // Make sure we free any memory reserve for provisioning
+ while (list_empty(&info->prov_list) == 0) {
+ DEBUG(0,
+ "ft1000_hw:ft1000_reset_card:deleting provisioning record\n");
+ ptr = list_entry(info->prov_list.next, struct prov_record, list);
+ list_del(&ptr->list);
+ kfree(ptr->pprov_data);
+ kfree(ptr);
+ }
+
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ DEBUG(1, "ft1000_hw:ft1000_reset_card:resetting DSP\n");
+ ft1000_write_reg(dev, FT1000_REG_RESET, DSP_RESET_BIT);
+ } else {
+ DEBUG(1,
+ "ft1000_hw:ft1000_reset_card:resetting ASIC and DSP\n");
+ ft1000_write_reg(dev, FT1000_REG_RESET,
+ (DSP_RESET_BIT | ASIC_RESET_BIT));
+ }
+
+ // Copy DSP session record into info block if this is not a coldstart
+ if (ft1000_card_present == 1) {
+ spin_lock_irqsave(&info->dpram_lock, flags);
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ FT1000_DPRAM_RX_BASE);
+ for (i = 0; i < MAX_DSP_SESS_REC; i++) {
+ info->DSPSess.Rec[i] =
+ ft1000_read_reg(dev,
+ FT1000_REG_DPRAM_DATA);
+ }
+ } else {
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ FT1000_DPRAM_MAG_RX_BASE);
+ for (i = 0; i < MAX_DSP_SESS_REC / 2; i++) {
+ info->DSPSess.MagRec[i] =
+ inl(dev->base_addr + FT1000_REG_MAG_DPDATA);
+ }
+ }
+ spin_unlock_irqrestore(&info->dpram_lock, flags);
+ }
+
+ DEBUG(1, "ft1000_hw:ft1000_reset_card:resetting ASIC\n");
+ mdelay(10);
+ //reset ASIC
+ ft1000_reset_asic(dev);
+
+ DEBUG(1, "ft1000_hw:ft1000_reset_card:downloading dsp image\n");
+
+ if (info->AsicID == MAGNEMITE_ID) {
+ // Put dsp in reset and take ASIC out of reset
+ DEBUG(0,
+ "ft1000_hw:ft1000_reset_card:Put DSP in reset and take ASIC out of reset\n");
+ ft1000_write_reg(dev, FT1000_REG_RESET, DSP_RESET_BIT);
+
+ // Setting MAGNEMITE ASIC to big endian mode
+ ft1000_write_reg(dev, FT1000_REG_SUP_CTRL, HOST_INTF_BE);
+ // Download bootloader
+ card_bootload(dev);
+
+ // Take DSP out of reset
+ ft1000_write_reg(dev, FT1000_REG_RESET, 0);
+ // FLARION_DSP_ACTIVE;
+ mdelay(10);
+ DEBUG(0, "ft1000_hw:ft1000_reset_card:Take DSP out of reset\n");
+
+ // Wait for 0xfefe indicating dsp ready before starting download
+ for (i = 0; i < 50; i++) {
+ tempword =
+ ft1000_read_dpram_mag_16(dev, FT1000_MAG_DPRAM_FEFE,
+ FT1000_MAG_DPRAM_FEFE_INDX);
+ if (tempword == 0xfefe) {
+ break;
+ }
+ mdelay(20);
+ }
+
+ if (i == 50) {
+ DEBUG(0,
+ "ft1000_hw:ft1000_reset_card:No FEFE detected from DSP\n");
+ return false;
+ }
+
+ } else {
+ // Take DSP out of reset
+ ft1000_write_reg(dev, FT1000_REG_RESET, ~DSP_RESET_BIT);
+ mdelay(10);
+ }
+
+ if (card_download(dev, fw_entry->data, fw_entry->size)) {
+ DEBUG(1, "card download unsuccessful\n");
+ return false;
+ } else {
+ DEBUG(1, "card download successful\n");
+ }
+
+ mdelay(10);
+
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ // Need to initialize the FIFO length counter to zero in order to sync up
+ // with the DSP
+ info->fifo_cnt = 0;
+ ft1000_write_dpram(dev, FT1000_FIFO_LEN, info->fifo_cnt);
+ // Initialize DSP heartbeat area to ho
+ ft1000_write_dpram(dev, FT1000_HI_HO, ho);
+ tempword = ft1000_read_dpram(dev, FT1000_HI_HO);
+ DEBUG(1, "ft1000_hw:ft1000_reset_asic:hi_ho value = 0x%x\n",
+ tempword);
+ } else {
+ // Initialize DSP heartbeat area to ho
+ ft1000_write_dpram_mag_16(dev, FT1000_MAG_HI_HO, ho_mag,
+ FT1000_MAG_HI_HO_INDX);
+ tempword =
+ ft1000_read_dpram_mag_16(dev, FT1000_MAG_HI_HO,
+ FT1000_MAG_HI_HO_INDX);
+ DEBUG(1, "ft1000_hw:ft1000_reset_card:hi_ho value = 0x%x\n",
+ tempword);
+ }
+
+ info->CardReady = 1;
+ ft1000_enable_interrupts(dev);
+
+ /* Schedule heartbeat process to run every 2 seconds */
+// poll_timer.expires = jiffies + (2*HZ);
+// poll_timer.data = (u_long)dev;
+// add_timer(&poll_timer);
+
+ return true;
+
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_chkcard
+// Description: This function will check if the device is presently available on
+// the system.
+// Input:
+// dev - device structure
+// Output:
+// status - false (device is not present)
+// true (device is present)
+//
+//---------------------------------------------------------------------------
+static int ft1000_chkcard(struct net_device *dev)
+{
+ u16 tempword;
+
+ // Mask register is used to check for device presence since it is never
+ // set to zero.
+ tempword = ft1000_read_reg(dev, FT1000_REG_SUP_IMASK);
+ if (tempword == 0) {
+ DEBUG(1,
+ "ft1000_hw:ft1000_chkcard: IMASK = 0 Card not detected\n");
+ return false;
+ }
+ // The system will return the value of 0xffff for the version register
+ // if the device is not present.
+ tempword = ft1000_read_reg(dev, FT1000_REG_ASIC_ID);
+ if (tempword == 0xffff) {
+ DEBUG(1,
+ "ft1000_hw:ft1000_chkcard: Version = 0xffff Card not detected\n");
+ return false;
+ }
+ return true;
+}
+
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_hbchk
+// Description: This function will perform the heart beat check of the DSP as
+// well as the ASIC.
+// Input:
+// dev - device structure
+// Output:
+// none
+//
+//---------------------------------------------------------------------------
+static void ft1000_hbchk(u_long data)
+{
+ struct net_device *dev = (struct net_device *)data;
+
+ struct ft1000_info *info;
+ u16 tempword;
+
+ info = netdev_priv(dev);
+
+ if (info->CardReady == 1) {
+ // Perform dsp heartbeat check
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ tempword = ft1000_read_dpram(dev, FT1000_HI_HO);
+ } else {
+ tempword =
+ ntohs(ft1000_read_dpram_mag_16
+ (dev, FT1000_MAG_HI_HO,
+ FT1000_MAG_HI_HO_INDX));
+ }
+ DEBUG(1, "ft1000_hw:ft1000_hbchk:hi_ho value = 0x%x\n",
+ tempword);
+ // Let's perform another check if ho is not detected
+ if (tempword != ho) {
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ tempword = ft1000_read_dpram(dev, FT1000_HI_HO);
+ }
+ else {
+ tempword = ntohs(ft1000_read_dpram_mag_16(dev, FT1000_MAG_HI_HO, FT1000_MAG_HI_HO_INDX));
+ }
+ }
+ if (tempword != ho) {
+ printk(KERN_INFO
+ "ft1000: heartbeat failed - no ho detected\n");
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ info->DSP_TIME[0] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER0);
+ info->DSP_TIME[1] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER1);
+ info->DSP_TIME[2] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER2);
+ info->DSP_TIME[3] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER3);
+ } else {
+ info->DSP_TIME[0] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER0,
+ FT1000_MAG_DSP_TIMER0_INDX);
+ info->DSP_TIME[1] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER1,
+ FT1000_MAG_DSP_TIMER1_INDX);
+ info->DSP_TIME[2] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER2,
+ FT1000_MAG_DSP_TIMER2_INDX);
+ info->DSP_TIME[3] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER3,
+ FT1000_MAG_DSP_TIMER3_INDX);
+ }
+ info->DrvErrNum = DSP_HB_INFO;
+ if (ft1000_reset_card(dev) == 0) {
+ printk(KERN_INFO
+ "ft1000: Hardware Failure Detected - PC Card disabled\n");
+ info->ProgConStat = 0xff;
+ return;
+ }
+ /* Schedule this module to run every 2 seconds */
+ poll_timer.expires = jiffies + (2*HZ);
+ poll_timer.data = (u_long)dev;
+ add_timer(&poll_timer);
+ return;
+ }
+
+ tempword = ft1000_read_reg(dev, FT1000_REG_DOORBELL);
+ // Let's check doorbell again if fail
+ if (tempword & FT1000_DB_HB) {
+ tempword = ft1000_read_reg(dev, FT1000_REG_DOORBELL);
+ }
+ if (tempword & FT1000_DB_HB) {
+ printk(KERN_INFO
+ "ft1000: heartbeat doorbell not clear by firmware\n");
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ info->DSP_TIME[0] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER0);
+ info->DSP_TIME[1] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER1);
+ info->DSP_TIME[2] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER2);
+ info->DSP_TIME[3] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER3);
+ } else {
+ info->DSP_TIME[0] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER0,
+ FT1000_MAG_DSP_TIMER0_INDX);
+ info->DSP_TIME[1] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER1,
+ FT1000_MAG_DSP_TIMER1_INDX);
+ info->DSP_TIME[2] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER2,
+ FT1000_MAG_DSP_TIMER2_INDX);
+ info->DSP_TIME[3] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER3,
+ FT1000_MAG_DSP_TIMER3_INDX);
+ }
+ info->DrvErrNum = DSP_HB_INFO;
+ if (ft1000_reset_card(dev) == 0) {
+ printk(KERN_INFO
+ "ft1000: Hardware Failure Detected - PC Card disabled\n");
+ info->ProgConStat = 0xff;
+ return;
+ }
+ /* Schedule this module to run every 2 seconds */
+ poll_timer.expires = jiffies + (2*HZ);
+ poll_timer.data = (u_long)dev;
+ add_timer(&poll_timer);
+ return;
+ }
+ // Set dedicated area to hi and ring appropriate doorbell according
+ // to hi/ho heartbeat protocol
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ ft1000_write_dpram(dev, FT1000_HI_HO, hi);
+ } else {
+ ft1000_write_dpram_mag_16(dev, FT1000_MAG_HI_HO, hi_mag,
+ FT1000_MAG_HI_HO_INDX);
+ }
+
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ tempword = ft1000_read_dpram(dev, FT1000_HI_HO);
+ } else {
+ tempword =
+ ntohs(ft1000_read_dpram_mag_16
+ (dev, FT1000_MAG_HI_HO,
+ FT1000_MAG_HI_HO_INDX));
+ }
+ // Let's write hi again if fail
+ if (tempword != hi) {
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ ft1000_write_dpram(dev, FT1000_HI_HO, hi);
+ }
+ else {
+ ft1000_write_dpram_mag_16(dev, FT1000_MAG_HI_HO, hi_mag, FT1000_MAG_HI_HO_INDX);
+ }
+
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ tempword = ft1000_read_dpram(dev, FT1000_HI_HO);
+ }
+ else {
+ tempword = ntohs(ft1000_read_dpram_mag_16(dev, FT1000_MAG_HI_HO, FT1000_MAG_HI_HO_INDX));
+ }
+
+ }
+
+ if (tempword != hi) {
+ printk(KERN_INFO
+ "ft1000: heartbeat failed - cannot write hi into DPRAM\n");
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ info->DSP_TIME[0] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER0);
+ info->DSP_TIME[1] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER1);
+ info->DSP_TIME[2] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER2);
+ info->DSP_TIME[3] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER3);
+ } else {
+ info->DSP_TIME[0] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER0,
+ FT1000_MAG_DSP_TIMER0_INDX);
+ info->DSP_TIME[1] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER1,
+ FT1000_MAG_DSP_TIMER1_INDX);
+ info->DSP_TIME[2] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER2,
+ FT1000_MAG_DSP_TIMER2_INDX);
+ info->DSP_TIME[3] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER3,
+ FT1000_MAG_DSP_TIMER3_INDX);
+ }
+ info->DrvErrNum = DSP_HB_INFO;
+ if (ft1000_reset_card(dev) == 0) {
+ printk(KERN_INFO
+ "ft1000: Hardware Failure Detected - PC Card disabled\n");
+ info->ProgConStat = 0xff;
+ return;
+ }
+ /* Schedule this module to run every 2 seconds */
+ poll_timer.expires = jiffies + (2*HZ);
+ poll_timer.data = (u_long)dev;
+ add_timer(&poll_timer);
+ return;
+ }
+ ft1000_write_reg(dev, FT1000_REG_DOORBELL, FT1000_DB_HB);
+
+ }
+
+ /* Schedule this module to run every 2 seconds */
+ poll_timer.expires = jiffies + (2 * HZ);
+ poll_timer.data = (u_long) dev;
+ add_timer(&poll_timer);
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_send_cmd
+// Description:
+// Input:
+// Output:
+//
+//---------------------------------------------------------------------------
+static void ft1000_send_cmd (struct net_device *dev, u16 *ptempbuffer, int size, u16 qtype)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ int i;
+ u16 tempword;
+ unsigned long flags;
+
+ size += sizeof(struct pseudo_hdr);
+ // check for odd byte and increment to 16-bit word align value
+ if ((size & 0x0001)) {
+ size++;
+ }
+ DEBUG(1, "FT1000:ft1000_send_cmd:total length = %d\n", size);
+ DEBUG(1, "FT1000:ft1000_send_cmd:length = %d\n", ntohs(*ptempbuffer));
+ // put message into slow queue area
+ // All messages are in the form total_len + pseudo header + message body
+ spin_lock_irqsave(&info->dpram_lock, flags);
+
+ // Make sure SLOWQ doorbell is clear
+ tempword = ft1000_read_reg(dev, FT1000_REG_DOORBELL);
+ i=0;
+ while (tempword & FT1000_DB_DPRAM_TX) {
+ mdelay(10);
+ i++;
+ if (i==10) {
+ spin_unlock_irqrestore(&info->dpram_lock, flags);
+ return;
+ }
+ tempword = ft1000_read_reg(dev, FT1000_REG_DOORBELL);
+ }
+
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ FT1000_DPRAM_TX_BASE);
+ // Write total length to dpram
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_DATA, size);
+ // Write pseudo header and messgae body
+ for (i = 0; i < (size >> 1); i++) {
+ DEBUG(1, "FT1000:ft1000_send_cmd:data %d = 0x%x\n", i,
+ *ptempbuffer);
+ tempword = htons(*ptempbuffer++);
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_DATA, tempword);
+ }
+ } else {
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ FT1000_DPRAM_MAG_TX_BASE);
+ // Write total length to dpram
+ ft1000_write_reg(dev, FT1000_REG_MAG_DPDATAH, htons(size));
+ // Write pseudo header and messgae body
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ FT1000_DPRAM_MAG_TX_BASE + 1);
+ for (i = 0; i < (size >> 2); i++) {
+ DEBUG(1, "FT1000:ft1000_send_cmd:data = 0x%x\n",
+ *ptempbuffer);
+ outw(*ptempbuffer++,
+ dev->base_addr + FT1000_REG_MAG_DPDATAL);
+ DEBUG(1, "FT1000:ft1000_send_cmd:data = 0x%x\n",
+ *ptempbuffer);
+ outw(*ptempbuffer++,
+ dev->base_addr + FT1000_REG_MAG_DPDATAH);
+ }
+ DEBUG(1, "FT1000:ft1000_send_cmd:data = 0x%x\n", *ptempbuffer);
+ outw(*ptempbuffer++, dev->base_addr + FT1000_REG_MAG_DPDATAL);
+ DEBUG(1, "FT1000:ft1000_send_cmd:data = 0x%x\n", *ptempbuffer);
+ outw(*ptempbuffer++, dev->base_addr + FT1000_REG_MAG_DPDATAH);
+ }
+ spin_unlock_irqrestore(&info->dpram_lock, flags);
+
+ // ring doorbell to notify DSP that we have a message ready
+ ft1000_write_reg(dev, FT1000_REG_DOORBELL, FT1000_DB_DPRAM_TX);
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_receive_cmd
+// Description: This function will read a message from the dpram area.
+// Input:
+// dev - network device structure
+// pbuffer - caller supply address to buffer
+// pnxtph - pointer to next pseudo header
+// Output:
+// Status = 0 (unsuccessful)
+// = 1 (successful)
+//
+//---------------------------------------------------------------------------
+static bool ft1000_receive_cmd(struct net_device *dev, u16 *pbuffer,
+ int maxsz, u16 *pnxtph)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ u16 size;
+ u16 *ppseudohdr;
+ int i;
+ u16 tempword;
+ unsigned long flags;
+
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ size = ( ft1000_read_dpram(dev, *pnxtph) ) + sizeof(struct pseudo_hdr);
+ } else {
+ size =
+ ntohs(ft1000_read_dpram_mag_16
+ (dev, FT1000_MAG_PH_LEN,
+ FT1000_MAG_PH_LEN_INDX)) + sizeof(struct pseudo_hdr);
+ }
+ if (size > maxsz) {
+ DEBUG(1,
+ "FT1000:ft1000_receive_cmd:Invalid command length = %d\n",
+ size);
+ return false;
+ } else {
+ ppseudohdr = (u16 *) pbuffer;
+ spin_lock_irqsave(&info->dpram_lock, flags);
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ FT1000_DPRAM_RX_BASE + 2);
+ for (i = 0; i <= (size >> 1); i++) {
+ tempword =
+ ft1000_read_reg(dev, FT1000_REG_DPRAM_DATA);
+ *pbuffer++ = ntohs(tempword);
+ }
+ } else {
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ FT1000_DPRAM_MAG_RX_BASE);
+ *pbuffer = inw(dev->base_addr + FT1000_REG_MAG_DPDATAH);
+ DEBUG(1, "ft1000_hw:received data = 0x%x\n", *pbuffer);
+ pbuffer++;
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ FT1000_DPRAM_MAG_RX_BASE + 1);
+ for (i = 0; i <= (size >> 2); i++) {
+ *pbuffer =
+ inw(dev->base_addr +
+ FT1000_REG_MAG_DPDATAL);
+ pbuffer++;
+ *pbuffer =
+ inw(dev->base_addr +
+ FT1000_REG_MAG_DPDATAH);
+ pbuffer++;
+ }
+ //copy odd aligned word
+ *pbuffer = inw(dev->base_addr + FT1000_REG_MAG_DPDATAL);
+ DEBUG(1, "ft1000_hw:received data = 0x%x\n", *pbuffer);
+ pbuffer++;
+ *pbuffer = inw(dev->base_addr + FT1000_REG_MAG_DPDATAH);
+ DEBUG(1, "ft1000_hw:received data = 0x%x\n", *pbuffer);
+ pbuffer++;
+ }
+ if (size & 0x0001) {
+ //copy odd byte from fifo
+ tempword = ft1000_read_reg(dev, FT1000_REG_DPRAM_DATA);
+ *pbuffer = ntohs(tempword);
+ }
+ spin_unlock_irqrestore(&info->dpram_lock, flags);
+
+ // Check if pseudo header checksum is good
+ // Calculate pseudo header checksum
+ tempword = *ppseudohdr++;
+ for (i = 1; i < 7; i++) {
+ tempword ^= *ppseudohdr++;
+ }
+ if ((tempword != *ppseudohdr)) {
+ DEBUG(1,
+ "FT1000:ft1000_receive_cmd:Pseudo header checksum mismatch\n");
+ // Drop this message
+ return false;
+ }
+ return true;
+ }
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_proc_drvmsg
+// Description: This function will process the various driver messages.
+// Input:
+// dev - device structure
+// pnxtph - pointer to next pseudo header
+// Output:
+// none
+//
+//---------------------------------------------------------------------------
+static void ft1000_proc_drvmsg(struct net_device *dev)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ u16 msgtype;
+ u16 tempword;
+ struct media_msg *pmediamsg;
+ struct dsp_init_msg *pdspinitmsg;
+ struct drv_msg *pdrvmsg;
+ u16 len;
+ u16 i;
+ struct prov_record *ptr;
+ struct pseudo_hdr *ppseudo_hdr;
+ u16 *pmsg;
+ struct timeval tv;
+ union {
+ u8 byte[2];
+ u16 wrd;
+ } convert;
+
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ tempword = FT1000_DPRAM_RX_BASE+2;
+ }
+ else {
+ tempword = FT1000_DPRAM_MAG_RX_BASE;
+ }
+ if ( ft1000_receive_cmd(dev, &cmdbuffer[0], MAX_CMD_SQSIZE, &tempword) ) {
+
+ // Get the message type which is total_len + PSEUDO header + msgtype + message body
+ pdrvmsg = (struct drv_msg *) & cmdbuffer[0];
+ msgtype = ntohs(pdrvmsg->type);
+ DEBUG(1, "Command message type = 0x%x\n", msgtype);
+ switch (msgtype) {
+ case DSP_PROVISION:
+ DEBUG(0,
+ "Got a provisioning request message from DSP\n");
+ mdelay(25);
+ while (list_empty(&info->prov_list) == 0) {
+ DEBUG(0, "Sending a provisioning message\n");
+ // Make sure SLOWQ doorbell is clear
+ tempword =
+ ft1000_read_reg(dev, FT1000_REG_DOORBELL);
+ i = 0;
+ while (tempword & FT1000_DB_DPRAM_TX) {
+ mdelay(5);
+ i++;
+ if (i == 10) {
+ break;
+ }
+ }
+ ptr =
+ list_entry(info->prov_list.next,
+ struct prov_record, list);
+ len = *(u16 *) ptr->pprov_data;
+ len = htons(len);
+
+ pmsg = (u16 *) ptr->pprov_data;
+ ppseudo_hdr = (struct pseudo_hdr *) pmsg;
+ // Insert slow queue sequence number
+ ppseudo_hdr->seq_num = info->squeseqnum++;
+ ppseudo_hdr->portsrc = 0;
+ // Calculate new checksum
+ ppseudo_hdr->checksum = *pmsg++;
+ DEBUG(1, "checksum = 0x%x\n",
+ ppseudo_hdr->checksum);
+ for (i = 1; i < 7; i++) {
+ ppseudo_hdr->checksum ^= *pmsg++;
+ DEBUG(1, "checksum = 0x%x\n",
+ ppseudo_hdr->checksum);
+ }
+
+ ft1000_send_cmd (dev, (u16 *)ptr->pprov_data, len, SLOWQ_TYPE);
+ list_del(&ptr->list);
+ kfree(ptr->pprov_data);
+ kfree(ptr);
+ }
+ // Indicate adapter is ready to take application messages after all
+ // provisioning messages are sent
+ info->CardReady = 1;
+ break;
+ case MEDIA_STATE:
+ pmediamsg = (struct media_msg *) & cmdbuffer[0];
+ if (info->ProgConStat != 0xFF) {
+ if (pmediamsg->state) {
+ DEBUG(1, "Media is up\n");
+ if (info->mediastate == 0) {
+ netif_carrier_on(dev);
+ netif_wake_queue(dev);
+ info->mediastate = 1;
+ do_gettimeofday(&tv);
+ info->ConTm = tv.tv_sec;
+ }
+ } else {
+ DEBUG(1, "Media is down\n");
+ if (info->mediastate == 1) {
+ info->mediastate = 0;
+ netif_carrier_off(dev);
+ netif_stop_queue(dev);
+ info->ConTm = 0;
+ }
+ }
+ }
+ else {
+ DEBUG(1,"Media is down\n");
+ if (info->mediastate == 1) {
+ info->mediastate = 0;
+ netif_carrier_off(dev);
+ netif_stop_queue(dev);
+ info->ConTm = 0;
+ }
+ }
+ break;
+ case DSP_INIT_MSG:
+ pdspinitmsg = (struct dsp_init_msg *) & cmdbuffer[0];
+ memcpy(info->DspVer, pdspinitmsg->DspVer, DSPVERSZ);
+ DEBUG(1, "DSPVER = 0x%2x 0x%2x 0x%2x 0x%2x\n",
+ info->DspVer[0], info->DspVer[1], info->DspVer[2],
+ info->DspVer[3]);
+ memcpy(info->HwSerNum, pdspinitmsg->HwSerNum,
+ HWSERNUMSZ);
+ memcpy(info->Sku, pdspinitmsg->Sku, SKUSZ);
+ memcpy(info->eui64, pdspinitmsg->eui64, EUISZ);
+ dev->dev_addr[0] = info->eui64[0];
+ dev->dev_addr[1] = info->eui64[1];
+ dev->dev_addr[2] = info->eui64[2];
+ dev->dev_addr[3] = info->eui64[5];
+ dev->dev_addr[4] = info->eui64[6];
+ dev->dev_addr[5] = info->eui64[7];
+
+ if (ntohs(pdspinitmsg->length) ==
+ (sizeof(struct dsp_init_msg) - 20)) {
+ memcpy(info->ProductMode,
+ pdspinitmsg->ProductMode, MODESZ);
+ memcpy(info->RfCalVer, pdspinitmsg->RfCalVer,
+ CALVERSZ);
+ memcpy(info->RfCalDate, pdspinitmsg->RfCalDate,
+ CALDATESZ);
+ DEBUG(1, "RFCalVer = 0x%2x 0x%2x\n",
+ info->RfCalVer[0], info->RfCalVer[1]);
+ }
+
+ break ;
+ case DSP_STORE_INFO:
+ DEBUG(1, "FT1000:drivermsg:Got DSP_STORE_INFO\n");
+ tempword = ntohs(pdrvmsg->length);
+ info->DSPInfoBlklen = tempword;
+ if (tempword < (MAX_DSP_SESS_REC - 4)) {
+ pmsg = (u16 *) & pdrvmsg->data[0];
+ for (i = 0; i < ((tempword + 1) / 2); i++) {
+ DEBUG(1,
+ "FT1000:drivermsg:dsp info data = 0x%x\n",
+ *pmsg);
+ info->DSPInfoBlk[i + 10] = *pmsg++;
+ }
+ }
+ break;
+ case DSP_GET_INFO:
+ DEBUG(1, "FT1000:drivermsg:Got DSP_GET_INFO\n");
+ // copy dsp info block to dsp
+ // allow any outstanding ioctl to finish
+ mdelay(10);
+ tempword = ft1000_read_reg(dev, FT1000_REG_DOORBELL);
+ if (tempword & FT1000_DB_DPRAM_TX) {
+ mdelay(10);
+ tempword =
+ ft1000_read_reg(dev, FT1000_REG_DOORBELL);
+ if (tempword & FT1000_DB_DPRAM_TX) {
+ mdelay(10);
+ }
+ }
+
+ if ((tempword & FT1000_DB_DPRAM_TX) == 0) {
+ // Put message into Slow Queue
+ // Form Pseudo header
+ pmsg = (u16 *) info->DSPInfoBlk;
+ ppseudo_hdr = (struct pseudo_hdr *) pmsg;
+ ppseudo_hdr->length =
+ htons(info->DSPInfoBlklen + 4);
+ ppseudo_hdr->source = 0x10;
+ ppseudo_hdr->destination = 0x20;
+ ppseudo_hdr->portdest = 0;
+ ppseudo_hdr->portsrc = 0;
+ ppseudo_hdr->sh_str_id = 0;
+ ppseudo_hdr->control = 0;
+ ppseudo_hdr->rsvd1 = 0;
+ ppseudo_hdr->rsvd2 = 0;
+ ppseudo_hdr->qos_class = 0;
+ // Insert slow queue sequence number
+ ppseudo_hdr->seq_num = info->squeseqnum++;
+ // Insert application id
+ ppseudo_hdr->portsrc = 0;
+ // Calculate new checksum
+ ppseudo_hdr->checksum = *pmsg++;
+ for (i = 1; i < 7; i++) {
+ ppseudo_hdr->checksum ^= *pmsg++;
+ }
+ info->DSPInfoBlk[8] = 0x7200;
+ info->DSPInfoBlk[9] =
+ htons(info->DSPInfoBlklen);
+ ft1000_send_cmd (dev, (u16 *)info->DSPInfoBlk, (u16)(info->DSPInfoBlklen+4), 0);
+ }
+
+ break;
+ case GET_DRV_ERR_RPT_MSG:
+ DEBUG(1, "FT1000:drivermsg:Got GET_DRV_ERR_RPT_MSG\n");
+ // copy driver error message to dsp
+ // allow any outstanding ioctl to finish
+ mdelay(10);
+ tempword = ft1000_read_reg(dev, FT1000_REG_DOORBELL);
+ if (tempword & FT1000_DB_DPRAM_TX) {
+ mdelay(10);
+ tempword =
+ ft1000_read_reg(dev, FT1000_REG_DOORBELL);
+ if (tempword & FT1000_DB_DPRAM_TX) {
+ mdelay(10);
+ }
+ }
+
+ if ((tempword & FT1000_DB_DPRAM_TX) == 0) {
+ // Put message into Slow Queue
+ // Form Pseudo header
+ pmsg = (u16 *) & tempbuffer[0];
+ ppseudo_hdr = (struct pseudo_hdr *) pmsg;
+ ppseudo_hdr->length = htons(0x0012);
+ ppseudo_hdr->source = 0x10;
+ ppseudo_hdr->destination = 0x20;
+ ppseudo_hdr->portdest = 0;
+ ppseudo_hdr->portsrc = 0;
+ ppseudo_hdr->sh_str_id = 0;
+ ppseudo_hdr->control = 0;
+ ppseudo_hdr->rsvd1 = 0;
+ ppseudo_hdr->rsvd2 = 0;
+ ppseudo_hdr->qos_class = 0;
+ // Insert slow queue sequence number
+ ppseudo_hdr->seq_num = info->squeseqnum++;
+ // Insert application id
+ ppseudo_hdr->portsrc = 0;
+ // Calculate new checksum
+ ppseudo_hdr->checksum = *pmsg++;
+ for (i=1; i<7; i++) {
+ ppseudo_hdr->checksum ^= *pmsg++;
+ }
+ pmsg = (u16 *) & tempbuffer[16];
+ *pmsg++ = htons(RSP_DRV_ERR_RPT_MSG);
+ *pmsg++ = htons(0x000e);
+ *pmsg++ = htons(info->DSP_TIME[0]);
+ *pmsg++ = htons(info->DSP_TIME[1]);
+ *pmsg++ = htons(info->DSP_TIME[2]);
+ *pmsg++ = htons(info->DSP_TIME[3]);
+ convert.byte[0] = info->DspVer[0];
+ convert.byte[1] = info->DspVer[1];
+ *pmsg++ = convert.wrd;
+ convert.byte[0] = info->DspVer[2];
+ convert.byte[1] = info->DspVer[3];
+ *pmsg++ = convert.wrd;
+ *pmsg++ = htons(info->DrvErrNum);
+
+ ft1000_send_cmd (dev, (u16 *)&tempbuffer[0], (u16)(0x0012), 0);
+ info->DrvErrNum = 0;
+ }
+
+ break;
+ default:
+ break;
+ }
+ }
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_parse_dpram_msg
+// Description: This function will parse the message received from the DSP
+// via the DPRAM interface.
+// Input:
+// dev - device structure
+// Output:
+// status - FAILURE
+// SUCCESS
+//
+//---------------------------------------------------------------------------
+static int ft1000_parse_dpram_msg(struct net_device *dev)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ u16 doorbell;
+ u16 portid;
+ u16 nxtph;
+ u16 total_len;
+ int i = 0;
+ int cnt;
+ unsigned long flags;
+
+ doorbell = ft1000_read_reg(dev, FT1000_REG_DOORBELL);
+ DEBUG(1, "Doorbell = 0x%x\n", doorbell);
+
+ if (doorbell & FT1000_ASIC_RESET_REQ) {
+ // Copy DSP session record from info block
+ spin_lock_irqsave(&info->dpram_lock, flags);
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ FT1000_DPRAM_RX_BASE);
+ for (i = 0; i < MAX_DSP_SESS_REC; i++) {
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_DATA,
+ info->DSPSess.Rec[i]);
+ }
+ } else {
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR,
+ FT1000_DPRAM_MAG_RX_BASE);
+ for (i = 0; i < MAX_DSP_SESS_REC / 2; i++) {
+ outl(info->DSPSess.MagRec[i],
+ dev->base_addr + FT1000_REG_MAG_DPDATA);
+ }
+ }
+ spin_unlock_irqrestore(&info->dpram_lock, flags);
+
+ // clear ASIC RESET request
+ ft1000_write_reg(dev, FT1000_REG_DOORBELL,
+ FT1000_ASIC_RESET_REQ);
+ DEBUG(1, "Got an ASIC RESET Request\n");
+ ft1000_write_reg(dev, FT1000_REG_DOORBELL,
+ FT1000_ASIC_RESET_DSP);
+
+ if (info->AsicID == MAGNEMITE_ID) {
+ // Setting MAGNEMITE ASIC to big endian mode
+ ft1000_write_reg(dev, FT1000_REG_SUP_CTRL,
+ HOST_INTF_BE);
+ }
+ }
+
+ if (doorbell & FT1000_DSP_ASIC_RESET) {
+ DEBUG(0,
+ "FT1000:ft1000_parse_dpram_msg: Got a dsp ASIC reset message\n");
+ ft1000_write_reg(dev, FT1000_REG_DOORBELL,
+ FT1000_DSP_ASIC_RESET);
+ udelay(200);
+ return SUCCESS;
+ }
+
+ if (doorbell & FT1000_DB_DPRAM_RX) {
+ DEBUG(1,
+ "FT1000:ft1000_parse_dpram_msg: Got a slow queue message\n");
+ nxtph = FT1000_DPRAM_RX_BASE + 2;
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ total_len =
+ ft1000_read_dpram(dev, FT1000_DPRAM_RX_BASE);
+ } else {
+ total_len =
+ ntohs(ft1000_read_dpram_mag_16
+ (dev, FT1000_MAG_TOTAL_LEN,
+ FT1000_MAG_TOTAL_LEN_INDX));
+ }
+ DEBUG(1, "FT1000:ft1000_parse_dpram_msg:total length = %d\n",
+ total_len);
+ if ((total_len < MAX_CMD_SQSIZE) && (total_len > sizeof(struct pseudo_hdr))) {
+ total_len += nxtph;
+ cnt = 0;
+ // ft1000_read_reg will return a value that needs to be byteswap
+ // in order to get DSP_QID_OFFSET.
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ portid =
+ (ft1000_read_dpram
+ (dev,
+ DSP_QID_OFFSET + FT1000_DPRAM_RX_BASE +
+ 2) >> 8) & 0xff;
+ } else {
+ portid =
+ (ft1000_read_dpram_mag_16
+ (dev, FT1000_MAG_PORT_ID,
+ FT1000_MAG_PORT_ID_INDX) & 0xff);
+ }
+ DEBUG(1, "DSP_QID = 0x%x\n", portid);
+
+ if (portid == DRIVERID) {
+ // We are assumming one driver message from the DSP at a time.
+ ft1000_proc_drvmsg(dev);
+ }
+ }
+ ft1000_write_reg(dev, FT1000_REG_DOORBELL, FT1000_DB_DPRAM_RX);
+ }
+
+ if (doorbell & FT1000_DB_COND_RESET) {
+ // Reset ASIC and DSP
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ info->DSP_TIME[0] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER0);
+ info->DSP_TIME[1] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER1);
+ info->DSP_TIME[2] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER2);
+ info->DSP_TIME[3] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER3);
+ } else {
+ info->DSP_TIME[0] =
+ ft1000_read_dpram_mag_16(dev, FT1000_MAG_DSP_TIMER0,
+ FT1000_MAG_DSP_TIMER0_INDX);
+ info->DSP_TIME[1] =
+ ft1000_read_dpram_mag_16(dev, FT1000_MAG_DSP_TIMER1,
+ FT1000_MAG_DSP_TIMER1_INDX);
+ info->DSP_TIME[2] =
+ ft1000_read_dpram_mag_16(dev, FT1000_MAG_DSP_TIMER2,
+ FT1000_MAG_DSP_TIMER2_INDX);
+ info->DSP_TIME[3] =
+ ft1000_read_dpram_mag_16(dev, FT1000_MAG_DSP_TIMER3,
+ FT1000_MAG_DSP_TIMER3_INDX);
+ }
+ info->DrvErrNum = DSP_CONDRESET_INFO;
+ DEBUG(1, "ft1000_hw:DSP conditional reset requested\n");
+ ft1000_reset_card(dev);
+ ft1000_write_reg(dev, FT1000_REG_DOORBELL,
+ FT1000_DB_COND_RESET);
+ }
+ // let's clear any unexpected doorbells from DSP
+ doorbell =
+ doorbell & ~(FT1000_DB_DPRAM_RX | FT1000_ASIC_RESET_REQ |
+ FT1000_DB_COND_RESET | 0xff00);
+ if (doorbell) {
+ DEBUG(1, "Clearing unexpected doorbell = 0x%x\n", doorbell);
+ ft1000_write_reg(dev, FT1000_REG_DOORBELL, doorbell);
+ }
+
+ return SUCCESS;
+
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_flush_fifo
+// Description: This function will flush one packet from the downlink
+// FIFO.
+// Input:
+// dev - device structure
+// drv_err - driver error causing the flush fifo
+// Output:
+// None.
+//
+//---------------------------------------------------------------------------
+static void ft1000_flush_fifo(struct net_device *dev, u16 DrvErrNum)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ struct ft1000_pcmcia *pcmcia = info->priv;
+ u16 i;
+ u32 templong;
+ u16 tempword;
+
+ DEBUG(1, "ft1000:ft1000_hw:ft1000_flush_fifo called\n");
+ if (pcmcia->PktIntfErr > MAX_PH_ERR) {
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ info->DSP_TIME[0] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER0);
+ info->DSP_TIME[1] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER1);
+ info->DSP_TIME[2] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER2);
+ info->DSP_TIME[3] =
+ ft1000_read_dpram(dev, FT1000_DSP_TIMER3);
+ } else {
+ info->DSP_TIME[0] =
+ ft1000_read_dpram_mag_16(dev, FT1000_MAG_DSP_TIMER0,
+ FT1000_MAG_DSP_TIMER0_INDX);
+ info->DSP_TIME[1] =
+ ft1000_read_dpram_mag_16(dev, FT1000_MAG_DSP_TIMER1,
+ FT1000_MAG_DSP_TIMER1_INDX);
+ info->DSP_TIME[2] =
+ ft1000_read_dpram_mag_16(dev, FT1000_MAG_DSP_TIMER2,
+ FT1000_MAG_DSP_TIMER2_INDX);
+ info->DSP_TIME[3] =
+ ft1000_read_dpram_mag_16(dev, FT1000_MAG_DSP_TIMER3,
+ FT1000_MAG_DSP_TIMER3_INDX);
+ }
+ info->DrvErrNum = DrvErrNum;
+ ft1000_reset_card(dev);
+ return;
+ } else {
+ // Flush corrupted pkt from FIFO
+ i = 0;
+ do {
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ tempword =
+ ft1000_read_reg(dev, FT1000_REG_DFIFO);
+ tempword =
+ ft1000_read_reg(dev, FT1000_REG_DFIFO_STAT);
+ } else {
+ templong =
+ inl(dev->base_addr + FT1000_REG_MAG_DFR);
+ tempword =
+ inw(dev->base_addr + FT1000_REG_MAG_DFSR);
+ }
+ i++;
+ // This should never happen unless the ASIC is broken.
+ // We must reset to recover.
+ if ((i > 2048) || (tempword == 0)) {
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ info->DSP_TIME[0] =
+ ft1000_read_dpram(dev,
+ FT1000_DSP_TIMER0);
+ info->DSP_TIME[1] =
+ ft1000_read_dpram(dev,
+ FT1000_DSP_TIMER1);
+ info->DSP_TIME[2] =
+ ft1000_read_dpram(dev,
+ FT1000_DSP_TIMER2);
+ info->DSP_TIME[3] =
+ ft1000_read_dpram(dev,
+ FT1000_DSP_TIMER3);
+ } else {
+ info->DSP_TIME[0] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER0,
+ FT1000_MAG_DSP_TIMER0_INDX);
+ info->DSP_TIME[1] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER1,
+ FT1000_MAG_DSP_TIMER1_INDX);
+ info->DSP_TIME[2] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER2,
+ FT1000_MAG_DSP_TIMER2_INDX);
+ info->DSP_TIME[3] =
+ ft1000_read_dpram_mag_16(dev,
+ FT1000_MAG_DSP_TIMER3,
+ FT1000_MAG_DSP_TIMER3_INDX);
+ }
+ if (tempword == 0) {
+ // Let's check if ASIC reads are still ok by reading the Mask register
+ // which is never zero at this point of the code.
+ tempword =
+ inw(dev->base_addr +
+ FT1000_REG_SUP_IMASK);
+ if (tempword == 0) {
+ // This indicates that we can not communicate with the ASIC
+ info->DrvErrNum =
+ FIFO_FLUSH_BADCNT;
+ } else {
+ // Let's assume that we really flush the FIFO
+ pcmcia->PktIntfErr++;
+ return;
+ }
+ } else {
+ info->DrvErrNum = FIFO_FLUSH_MAXLIMIT;
+ }
+ return;
+ }
+ tempword = inw(dev->base_addr + FT1000_REG_SUP_STAT);
+ } while ((tempword & 0x03) != 0x03);
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ i++;
+ DEBUG(0, "Flushing FIFO complete = %x\n", tempword);
+ // Flush last word in FIFO.
+ tempword = ft1000_read_reg(dev, FT1000_REG_DFIFO);
+ // Update FIFO counter for DSP
+ i = i * 2;
+ DEBUG(0, "Flush Data byte count to dsp = %d\n", i);
+ info->fifo_cnt += i;
+ ft1000_write_dpram(dev, FT1000_FIFO_LEN,
+ info->fifo_cnt);
+ } else {
+ DEBUG(0, "Flushing FIFO complete = %x\n", tempword);
+ // Flush last word in FIFO
+ templong = inl(dev->base_addr + FT1000_REG_MAG_DFR);
+ tempword = inw(dev->base_addr + FT1000_REG_SUP_STAT);
+ DEBUG(0, "FT1000_REG_SUP_STAT = 0x%x\n", tempword);
+ tempword = inw(dev->base_addr + FT1000_REG_MAG_DFSR);
+ DEBUG(0, "FT1000_REG_MAG_DFSR = 0x%x\n", tempword);
+ }
+ if (DrvErrNum) {
+ pcmcia->PktIntfErr++;
+ }
+ }
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_copy_up_pkt
+// Description: This function will pull Flarion packets out of the Downlink
+// FIFO and convert it to an ethernet packet. The ethernet packet will
+// then be deliver to the TCP/IP stack.
+// Input:
+// dev - device structure
+// Output:
+// status - FAILURE
+// SUCCESS
+//
+//---------------------------------------------------------------------------
+static int ft1000_copy_up_pkt(struct net_device *dev)
+{
+ u16 tempword;
+ struct ft1000_info *info = netdev_priv(dev);
+ u16 len;
+ struct sk_buff *skb;
+ u16 i;
+ u8 *pbuffer = NULL;
+ u8 *ptemp = NULL;
+ u16 chksum;
+ u32 *ptemplong;
+ u32 templong;
+
+ DEBUG(1, "ft1000_copy_up_pkt\n");
+ // Read length
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ tempword = ft1000_read_reg(dev, FT1000_REG_DFIFO);
+ len = tempword;
+ } else {
+ tempword = ft1000_read_reg(dev, FT1000_REG_MAG_DFRL);
+ len = ntohs(tempword);
+ }
+ chksum = tempword;
+ DEBUG(1, "Number of Bytes in FIFO = %d\n", len);
+
+ if (len > ENET_MAX_SIZE) {
+ DEBUG(0, "size of ethernet packet invalid\n");
+ if (info->AsicID == MAGNEMITE_ID) {
+ // Read High word to complete 32 bit access
+ tempword = ft1000_read_reg(dev, FT1000_REG_MAG_DFRH);
+ }
+ ft1000_flush_fifo(dev, DSP_PKTLEN_INFO);
+ info->stats.rx_errors++;
+ return FAILURE;
+ }
+
+ skb = dev_alloc_skb(len + 12 + 2);
+
+ if (skb == NULL) {
+ DEBUG(0, "No Network buffers available\n");
+ // Read High word to complete 32 bit access
+ if (info->AsicID == MAGNEMITE_ID) {
+ tempword = ft1000_read_reg(dev, FT1000_REG_MAG_DFRH);
+ }
+ ft1000_flush_fifo(dev, 0);
+ info->stats.rx_errors++;
+ return FAILURE;
+ }
+ pbuffer = (u8 *) skb_put(skb, len + 12);
+
+ // Pseudo header
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ for (i = 1; i < 7; i++) {
+ tempword = ft1000_read_reg(dev, FT1000_REG_DFIFO);
+ chksum ^= tempword;
+ }
+ // read checksum value
+ tempword = ft1000_read_reg(dev, FT1000_REG_DFIFO);
+ } else {
+ tempword = ft1000_read_reg(dev, FT1000_REG_MAG_DFRH);
+ DEBUG(1, "Pseudo = 0x%x\n", tempword);
+ chksum ^= tempword;
+
+ tempword = ft1000_read_reg(dev, FT1000_REG_MAG_DFRL);
+ DEBUG(1, "Pseudo = 0x%x\n", tempword);
+ chksum ^= tempword;
+
+ tempword = ft1000_read_reg(dev, FT1000_REG_MAG_DFRH);
+ DEBUG(1, "Pseudo = 0x%x\n", tempword);
+ chksum ^= tempword;
+
+ tempword = ft1000_read_reg(dev, FT1000_REG_MAG_DFRL);
+ DEBUG(1, "Pseudo = 0x%x\n", tempword);
+ chksum ^= tempword;
+
+ tempword = ft1000_read_reg(dev, FT1000_REG_MAG_DFRH);
+ DEBUG(1, "Pseudo = 0x%x\n", tempword);
+ chksum ^= tempword;
+
+ tempword = ft1000_read_reg(dev, FT1000_REG_MAG_DFRL);
+ DEBUG(1, "Pseudo = 0x%x\n", tempword);
+ chksum ^= tempword;
+
+ // read checksum value
+ tempword = ft1000_read_reg(dev, FT1000_REG_MAG_DFRH);
+ DEBUG(1, "Pseudo = 0x%x\n", tempword);
+ }
+
+ if (chksum != tempword) {
+ DEBUG(0, "Packet checksum mismatch 0x%x 0x%x\n", chksum,
+ tempword);
+ ft1000_flush_fifo(dev, DSP_PKTPHCKSUM_INFO);
+ info->stats.rx_errors++;
+ kfree_skb(skb);
+ return FAILURE;
+ }
+ //subtract the number of bytes read already
+ ptemp = pbuffer;
+
+ // fake MAC address
+ *pbuffer++ = dev->dev_addr[0];
+ *pbuffer++ = dev->dev_addr[1];
+ *pbuffer++ = dev->dev_addr[2];
+ *pbuffer++ = dev->dev_addr[3];
+ *pbuffer++ = dev->dev_addr[4];
+ *pbuffer++ = dev->dev_addr[5];
+ *pbuffer++ = 0x00;
+ *pbuffer++ = 0x07;
+ *pbuffer++ = 0x35;
+ *pbuffer++ = 0xff;
+ *pbuffer++ = 0xff;
+ *pbuffer++ = 0xfe;
+
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ for (i = 0; i < len / 2; i++) {
+ tempword = ft1000_read_reg(dev, FT1000_REG_DFIFO);
+ *pbuffer++ = (u8) (tempword >> 8);
+ *pbuffer++ = (u8) tempword;
+ if (ft1000_chkcard(dev) == false) {
+ kfree_skb(skb);
+ return FAILURE;
+ }
+ }
+
+ // Need to read one more word if odd byte
+ if (len & 0x0001) {
+ tempword = ft1000_read_reg(dev, FT1000_REG_DFIFO);
+ *pbuffer++ = (u8) (tempword >> 8);
+ }
+ } else {
+ ptemplong = (u32 *) pbuffer;
+ for (i = 0; i < len / 4; i++) {
+ templong = inl(dev->base_addr + FT1000_REG_MAG_DFR);
+ DEBUG(1, "Data = 0x%8x\n", templong);
+ *ptemplong++ = templong;
+ }
+
+ // Need to read one more word if odd align.
+ if (len & 0x0003) {
+ templong = inl(dev->base_addr + FT1000_REG_MAG_DFR);
+ DEBUG(1, "Data = 0x%8x\n", templong);
+ *ptemplong++ = templong;
+ }
+
+ }
+
+ DEBUG(1, "Data passed to Protocol layer:\n");
+ for (i = 0; i < len + 12; i++) {
+ DEBUG(1, "Protocol Data: 0x%x\n ", *ptemp++);
+ }
+
+ skb->dev = dev;
+ skb->protocol = eth_type_trans(skb, dev);
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+ netif_rx(skb);
+
+ info->stats.rx_packets++;
+ // Add on 12 bytes for MAC address which was removed
+ info->stats.rx_bytes += (len + 12);
+
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ // track how many bytes have been read from FIFO - round up to 16 bit word
+ tempword = len + 16;
+ if (tempword & 0x01)
+ tempword++;
+ info->fifo_cnt += tempword;
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_ADDR, FT1000_FIFO_LEN);
+ ft1000_write_reg(dev, FT1000_REG_DPRAM_DATA, info->fifo_cnt);
+ }
+
+ return SUCCESS;
+}
+
+//---------------------------------------------------------------------------
+//
+// Function: ft1000_copy_down_pkt
+// Description: This function will take an ethernet packet and convert it to
+// a Flarion packet prior to sending it to the ASIC Downlink
+// FIFO.
+// Input:
+// dev - device structure
+// packet - address of ethernet packet
+// len - length of IP packet
+// Output:
+// status - FAILURE
+// SUCCESS
+//
+//---------------------------------------------------------------------------
+static int ft1000_copy_down_pkt(struct net_device *dev, u16 * packet, u16 len)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ struct ft1000_pcmcia *pcmcia = info->priv;
+ union {
+ struct pseudo_hdr blk;
+ u16 buff[sizeof(struct pseudo_hdr) >> 1];
+ u8 buffc[sizeof(struct pseudo_hdr)];
+ } pseudo;
+ int i;
+ u32 *plong;
+
+ DEBUG(1, "ft1000_hw: copy_down_pkt()\n");
+
+ // Check if there is room on the FIFO
+ if (len > ft1000_read_fifo_len(dev)) {
+ udelay(10);
+ if (len > ft1000_read_fifo_len(dev)) {
+ udelay(20);
+ }
+ if (len > ft1000_read_fifo_len(dev)) {
+ udelay(20);
+ }
+ if (len > ft1000_read_fifo_len(dev)) {
+ udelay(20);
+ }
+ if (len > ft1000_read_fifo_len(dev)) {
+ udelay(20);
+ }
+ if (len > ft1000_read_fifo_len(dev)) {
+ udelay(20);
+ }
+ if (len > ft1000_read_fifo_len(dev)) {
+ DEBUG(1,
+ "ft1000_hw:ft1000_copy_down_pkt:Transmit FIFO is fulli - pkt drop\n");
+ info->stats.tx_errors++;
+ return SUCCESS;
+ }
+ }
+ // Create pseudo header and send pseudo/ip to hardware
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ pseudo.blk.length = len;
+ } else {
+ pseudo.blk.length = ntohs(len);
+ }
+ pseudo.blk.source = DSPID; // Need to swap to get in correct order
+ pseudo.blk.destination = HOSTID;
+ pseudo.blk.portdest = NETWORKID; // Need to swap to get in correct order
+ pseudo.blk.portsrc = DSPAIRID;
+ pseudo.blk.sh_str_id = 0;
+ pseudo.blk.control = 0;
+ pseudo.blk.rsvd1 = 0;
+ pseudo.blk.seq_num = 0;
+ pseudo.blk.rsvd2 = pcmcia->packetseqnum++;
+ pseudo.blk.qos_class = 0;
+ /* Calculate pseudo header checksum */
+ pseudo.blk.checksum = pseudo.buff[0];
+ for (i = 1; i < 7; i++) {
+ pseudo.blk.checksum ^= pseudo.buff[i];
+ }
+
+ // Production Mode
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ // copy first word to UFIFO_BEG reg
+ ft1000_write_reg(dev, FT1000_REG_UFIFO_BEG, pseudo.buff[0]);
+ DEBUG(1, "ft1000_hw:ft1000_copy_down_pkt:data 0 BEG = 0x%04x\n",
+ pseudo.buff[0]);
+
+ // copy subsequent words to UFIFO_MID reg
+ ft1000_write_reg(dev, FT1000_REG_UFIFO_MID, pseudo.buff[1]);
+ DEBUG(1, "ft1000_hw:ft1000_copy_down_pkt:data 1 MID = 0x%04x\n",
+ pseudo.buff[1]);
+ ft1000_write_reg(dev, FT1000_REG_UFIFO_MID, pseudo.buff[2]);
+ DEBUG(1, "ft1000_hw:ft1000_copy_down_pkt:data 2 MID = 0x%04x\n",
+ pseudo.buff[2]);
+ ft1000_write_reg(dev, FT1000_REG_UFIFO_MID, pseudo.buff[3]);
+ DEBUG(1, "ft1000_hw:ft1000_copy_down_pkt:data 3 MID = 0x%04x\n",
+ pseudo.buff[3]);
+ ft1000_write_reg(dev, FT1000_REG_UFIFO_MID, pseudo.buff[4]);
+ DEBUG(1, "ft1000_hw:ft1000_copy_down_pkt:data 4 MID = 0x%04x\n",
+ pseudo.buff[4]);
+ ft1000_write_reg(dev, FT1000_REG_UFIFO_MID, pseudo.buff[5]);
+ DEBUG(1, "ft1000_hw:ft1000_copy_down_pkt:data 5 MID = 0x%04x\n",
+ pseudo.buff[5]);
+ ft1000_write_reg(dev, FT1000_REG_UFIFO_MID, pseudo.buff[6]);
+ DEBUG(1, "ft1000_hw:ft1000_copy_down_pkt:data 6 MID = 0x%04x\n",
+ pseudo.buff[6]);
+ ft1000_write_reg(dev, FT1000_REG_UFIFO_MID, pseudo.buff[7]);
+ DEBUG(1, "ft1000_hw:ft1000_copy_down_pkt:data 7 MID = 0x%04x\n",
+ pseudo.buff[7]);
+
+ // Write PPP type + IP Packet into Downlink FIFO
+ for (i = 0; i < (len >> 1) - 1; i++) {
+ ft1000_write_reg(dev, FT1000_REG_UFIFO_MID,
+ htons(*packet));
+ DEBUG(1,
+ "ft1000_hw:ft1000_copy_down_pkt:data %d MID = 0x%04x\n",
+ i + 8, htons(*packet));
+ packet++;
+ }
+
+ // Check for odd byte
+ if (len & 0x0001) {
+ ft1000_write_reg(dev, FT1000_REG_UFIFO_MID,
+ htons(*packet));
+ DEBUG(1,
+ "ft1000_hw:ft1000_copy_down_pkt:data MID = 0x%04x\n",
+ htons(*packet));
+ packet++;
+ ft1000_write_reg(dev, FT1000_REG_UFIFO_END,
+ htons(*packet));
+ DEBUG(1,
+ "ft1000_hw:ft1000_copy_down_pkt:data %d MID = 0x%04x\n",
+ i + 8, htons(*packet));
+ } else {
+ ft1000_write_reg(dev, FT1000_REG_UFIFO_END,
+ htons(*packet));
+ DEBUG(1,
+ "ft1000_hw:ft1000_copy_down_pkt:data %d MID = 0x%04x\n",
+ i + 8, htons(*packet));
+ }
+ } else {
+ outl(*(u32 *) & pseudo.buff[0],
+ dev->base_addr + FT1000_REG_MAG_UFDR);
+ DEBUG(1, "ft1000_copy_down_pkt: Pseudo = 0x%8x\n",
+ *(u32 *) & pseudo.buff[0]);
+ outl(*(u32 *) & pseudo.buff[2],
+ dev->base_addr + FT1000_REG_MAG_UFDR);
+ DEBUG(1, "ft1000_copy_down_pkt: Pseudo = 0x%8x\n",
+ *(u32 *) & pseudo.buff[2]);
+ outl(*(u32 *) & pseudo.buff[4],
+ dev->base_addr + FT1000_REG_MAG_UFDR);
+ DEBUG(1, "ft1000_copy_down_pkt: Pseudo = 0x%8x\n",
+ *(u32 *) & pseudo.buff[4]);
+ outl(*(u32 *) & pseudo.buff[6],
+ dev->base_addr + FT1000_REG_MAG_UFDR);
+ DEBUG(1, "ft1000_copy_down_pkt: Pseudo = 0x%8x\n",
+ *(u32 *) & pseudo.buff[6]);
+
+ plong = (u32 *) packet;
+ // Write PPP type + IP Packet into Downlink FIFO
+ for (i = 0; i < (len >> 2); i++) {
+ outl(*plong++, dev->base_addr + FT1000_REG_MAG_UFDR);
+ }
+
+ // Check for odd alignment
+ if (len & 0x0003) {
+ DEBUG(1,
+ "ft1000_hw:ft1000_copy_down_pkt:data = 0x%8x\n",
+ *plong);
+ outl(*plong++, dev->base_addr + FT1000_REG_MAG_UFDR);
+ }
+ outl(1, dev->base_addr + FT1000_REG_MAG_UFER);
+ }
+
+ info->stats.tx_packets++;
+ // Add 14 bytes for MAC address plus ethernet type
+ info->stats.tx_bytes += (len + 14);
+ return SUCCESS;
+}
+
+static struct net_device_stats *ft1000_stats(struct net_device *dev)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ return (&info->stats);
+}
+
+static int ft1000_open(struct net_device *dev)
+{
+
+ DEBUG(0, "ft1000_hw: ft1000_open is called\n");
+
+ ft1000_reset_card(dev);
+ DEBUG(0, "ft1000_hw: ft1000_open is ended\n");
+
+ /* schedule ft1000_hbchk to perform periodic heartbeat checks on DSP and ASIC */
+ init_timer(&poll_timer);
+ poll_timer.expires = jiffies + (2 * HZ);
+ poll_timer.data = (u_long) dev;
+ add_timer(&poll_timer);
+
+ DEBUG(0, "ft1000_hw: ft1000_open is ended2\n");
+ return 0;
+}
+
+static int ft1000_close(struct net_device *dev)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+
+ DEBUG(0, "ft1000_hw: ft1000_close()\n");
+
+ info->CardReady = 0;
+ del_timer(&poll_timer);
+
+ if (ft1000_card_present == 1) {
+ DEBUG(0, "Media is down\n");
+ netif_stop_queue(dev);
+
+ ft1000_disable_interrupts(dev);
+ ft1000_write_reg(dev, FT1000_REG_RESET, DSP_RESET_BIT);
+
+ //reset ASIC
+ ft1000_reset_asic(dev);
+ }
+ return 0;
+}
+
+static int ft1000_start_xmit(struct sk_buff *skb, struct net_device *dev)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ u8 *pdata;
+
+ DEBUG(1, "ft1000_hw: ft1000_start_xmit()\n");
+ if (skb == NULL) {
+ DEBUG(1, "ft1000_hw: ft1000_start_xmit:skb == NULL!!!\n");
+ return 0;
+ }
+
+ DEBUG(1, "ft1000_hw: ft1000_start_xmit:length of packet = %d\n",
+ skb->len);
+
+ pdata = (u8 *) skb->data;
+
+ if (info->mediastate == 0) {
+ /* Drop packet is mediastate is down */
+ DEBUG(1, "ft1000_hw:ft1000_copy_down_pkt:mediastate is down\n");
+ return SUCCESS;
+ }
+
+ if ((skb->len < ENET_HEADER_SIZE) || (skb->len > ENET_MAX_SIZE)) {
+ /* Drop packet which has invalid size */
+ DEBUG(1,
+ "ft1000_hw:ft1000_copy_down_pkt:invalid ethernet length\n");
+ return SUCCESS;
+ }
+ ft1000_copy_down_pkt(dev, (u16 *) (pdata + ENET_HEADER_SIZE - 2),
+ skb->len - ENET_HEADER_SIZE + 2);
+
+ dev_kfree_skb(skb);
+
+ return 0;
+}
+
+static irqreturn_t ft1000_interrupt(int irq, void *dev_id)
+{
+ struct net_device *dev = (struct net_device *)dev_id;
+ struct ft1000_info *info = netdev_priv(dev);
+ u16 tempword;
+ u16 inttype;
+ int cnt;
+
+ DEBUG(1, "ft1000_hw: ft1000_interrupt()\n");
+
+ if (info->CardReady == 0) {
+ ft1000_disable_interrupts(dev);
+ return IRQ_HANDLED;
+ }
+
+ if (ft1000_chkcard(dev) == false) {
+ ft1000_disable_interrupts(dev);
+ return IRQ_HANDLED;
+ }
+
+ ft1000_disable_interrupts(dev);
+
+ // Read interrupt type
+ inttype = ft1000_read_reg(dev, FT1000_REG_SUP_ISR);
+
+ // Make sure we process all interrupt before leaving the ISR due to the edge trigger interrupt type
+ while (inttype) {
+ if (inttype & ISR_DOORBELL_PEND)
+ ft1000_parse_dpram_msg(dev);
+
+ if (inttype & ISR_RCV) {
+ DEBUG(1, "Data in FIFO\n");
+
+ cnt = 0;
+ do {
+ // Check if we have packets in the Downlink FIFO
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ tempword =
+ ft1000_read_reg(dev,
+ FT1000_REG_DFIFO_STAT);
+ } else {
+ tempword =
+ ft1000_read_reg(dev,
+ FT1000_REG_MAG_DFSR);
+ }
+ if (tempword & 0x1f) {
+ ft1000_copy_up_pkt(dev);
+ } else {
+ break;
+ }
+ cnt++;
+ } while (cnt < MAX_RCV_LOOP);
+
+ }
+ // clear interrupts
+ tempword = ft1000_read_reg(dev, FT1000_REG_SUP_ISR);
+ DEBUG(1, "ft1000_hw: interrupt status register = 0x%x\n", tempword);
+ ft1000_write_reg(dev, FT1000_REG_SUP_ISR, tempword);
+
+ // Read interrupt type
+ inttype = ft1000_read_reg (dev, FT1000_REG_SUP_ISR);
+ DEBUG(1,"ft1000_hw: interrupt status register after clear = 0x%x\n",inttype);
+ }
+ ft1000_enable_interrupts(dev);
+ return IRQ_HANDLED;
+}
+
+void stop_ft1000_card(struct net_device *dev)
+{
+ struct ft1000_info *info = netdev_priv(dev);
+ struct prov_record *ptr;
+// int cnt;
+
+ DEBUG(0, "ft1000_hw: stop_ft1000_card()\n");
+
+ info->CardReady = 0;
+ ft1000_card_present = 0;
+ netif_stop_queue(dev);
+ ft1000_disable_interrupts(dev);
+
+ // Make sure we free any memory reserve for provisioning
+ while (list_empty(&info->prov_list) == 0) {
+ ptr = list_entry(info->prov_list.next, struct prov_record, list);
+ list_del(&ptr->list);
+ kfree(ptr->pprov_data);
+ kfree(ptr);
+ }
+
+ kfree(info->priv);
+
+ if (info->registered) {
+ unregister_netdev(dev);
+ info->registered = 0;
+ }
+
+ free_irq(dev->irq, dev);
+ release_region(dev->base_addr,256);
+ release_firmware(fw_entry);
+ flarion_ft1000_cnt--;
+ ft1000CleanupProc(dev);
+
+}
+
+static void ft1000_get_drvinfo(struct net_device *dev,
+ struct ethtool_drvinfo *info)
+{
+ struct ft1000_info *ft_info;
+ ft_info = netdev_priv(dev);
+
+ strlcpy(info->driver, "ft1000", sizeof(info->driver));
+ snprintf(info->bus_info, sizeof(info->bus_info), "PCMCIA 0x%lx",
+ dev->base_addr);
+ snprintf(info->fw_version, sizeof(info->fw_version), "%d.%d.%d.%d",
+ ft_info->DspVer[0], ft_info->DspVer[1], ft_info->DspVer[2],
+ ft_info->DspVer[3]);
+}
+
+static u32 ft1000_get_link(struct net_device *dev)
+{
+ struct ft1000_info *info;
+ info = netdev_priv(dev);
+ return info->mediastate;
+}
+
+static const struct ethtool_ops ops = {
+ .get_drvinfo = ft1000_get_drvinfo,
+ .get_link = ft1000_get_link
+};
+
+struct net_device *init_ft1000_card(struct pcmcia_device *link,
+ void *ft1000_reset)
+{
+ struct ft1000_info *info;
+ struct ft1000_pcmcia *pcmcia;
+ struct net_device *dev;
+
+ static const struct net_device_ops ft1000ops = // Slavius 21.10.2009 due to kernel changes
+ {
+ .ndo_open = &ft1000_open,
+ .ndo_stop = &ft1000_close,
+ .ndo_start_xmit = &ft1000_start_xmit,
+ .ndo_get_stats = &ft1000_stats,
+ };
+
+ DEBUG(1, "ft1000_hw: init_ft1000_card()\n");
+ DEBUG(1, "ft1000_hw: irq = %d\n", link->irq);
+ DEBUG(1, "ft1000_hw: port = 0x%04x\n", link->resource[0]->start);
+
+ flarion_ft1000_cnt++;
+
+ if (flarion_ft1000_cnt > 1) {
+ flarion_ft1000_cnt--;
+
+ printk(KERN_INFO
+ "ft1000: This driver can not support more than one instance\n");
+ return NULL;
+ }
+
+ dev = alloc_etherdev(sizeof(struct ft1000_info));
+ if (!dev) {
+ printk(KERN_ERR "ft1000: failed to allocate etherdev\n");
+ return NULL;
+ }
+
+ SET_NETDEV_DEV(dev, &link->dev);
+ info = netdev_priv(dev);
+
+ memset(info, 0, sizeof(struct ft1000_info));
+
+ DEBUG(1, "address of dev = 0x%8x\n", (u32) dev);
+ DEBUG(1, "address of dev info = 0x%8x\n", (u32) info);
+ DEBUG(0, "device name = %s\n", dev->name);
+
+ memset(&info->stats, 0, sizeof(struct net_device_stats));
+
+ info->priv = kzalloc(sizeof(struct ft1000_pcmcia), GFP_KERNEL);
+ pcmcia = info->priv;
+ pcmcia->link = link;
+
+ spin_lock_init(&info->dpram_lock);
+ info->DrvErrNum = 0;
+ info->registered = 1;
+ info->ft1000_reset = ft1000_reset;
+ info->mediastate = 0;
+ info->fifo_cnt = 0;
+ info->CardReady = 0;
+ info->DSP_TIME[0] = 0;
+ info->DSP_TIME[1] = 0;
+ info->DSP_TIME[2] = 0;
+ info->DSP_TIME[3] = 0;
+ flarion_ft1000_cnt = 0;
+
+ INIT_LIST_HEAD(&info->prov_list);
+
+ info->squeseqnum = 0;
+
+// dev->hard_start_xmit = &ft1000_start_xmit;
+// dev->get_stats = &ft1000_stats;
+// dev->open = &ft1000_open;
+// dev->stop = &ft1000_close;
+
+ dev->netdev_ops = &ft1000ops; // Slavius 21.10.2009 due to kernel changes
+
+ DEBUG(0, "device name = %s\n", dev->name);
+
+ dev->irq = link->irq;
+ dev->base_addr = link->resource[0]->start;
+ if (pcmcia_get_mac_from_cis(link, dev)) {
+ printk(KERN_ERR "ft1000: Could not read mac address\n");
+ goto err_dev;
+ }
+
+ if (request_irq(dev->irq, ft1000_interrupt, IRQF_SHARED, dev->name, dev)) {
+ printk(KERN_ERR "ft1000: Could not request_irq\n");
+ goto err_dev;
+ }
+
+ if (request_region(dev->base_addr, 256, dev->name) == NULL) {
+ printk(KERN_ERR "ft1000: Could not request_region\n");
+ goto err_irq;
+ }
+
+ if (register_netdev(dev) != 0) {
+ DEBUG(0, "ft1000: Could not register netdev");
+ goto err_reg;
+ }
+
+ info->AsicID = ft1000_read_reg(dev, FT1000_REG_ASIC_ID);
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ DEBUG(0, "ft1000_hw: ELECTRABUZZ ASIC\n");
+ if (request_firmware(&fw_entry, "ft1000.img", &link->dev) != 0) {
+ printk(KERN_INFO "ft1000: Could not open ft1000.img\n");
+ goto err_unreg;
+ }
+ } else {
+ DEBUG(0, "ft1000_hw: MAGNEMITE ASIC\n");
+ if (request_firmware(&fw_entry, "ft2000.img", &link->dev) != 0) {
+ printk(KERN_INFO "ft1000: Could not open ft2000.img\n");
+ goto err_unreg;
+ }
+ }
+
+ ft1000_enable_interrupts(dev);
+
+ ft1000InitProc(dev);
+ ft1000_card_present = 1;
+ SET_ETHTOOL_OPS(dev, &ops);
+ printk(KERN_INFO "ft1000: %s: addr 0x%04lx irq %d, MAC addr %pM\n",
+ dev->name, dev->base_addr, dev->irq, dev->dev_addr);
+ return dev;
+
+err_unreg:
+ unregister_netdev(dev);
+err_reg:
+ release_region(dev->base_addr, 256);
+err_irq:
+ free_irq(dev->irq, dev);
+err_dev:
+ free_netdev(dev);
+ return NULL;
+}
diff --git a/drivers/staging/ft1000/ft1000-pcmcia/ft1000_proc.c b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_proc.c
new file mode 100644
index 00000000..94e426e4
--- /dev/null
+++ b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_proc.c
@@ -0,0 +1,211 @@
+/*---------------------------------------------------------------------------
+ FT1000 driver for Flarion Flash OFDM NIC Device
+
+ Copyright (C) 2006 Patrik Ostrihon, All rights reserved.
+ Copyright (C) 2006 ProWeb Consulting, a.s, 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.
+-----------------------------------------------------------------------------*/
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
+#include <linux/string.h>
+#include <linux/vmalloc.h>
+#include <linux/netdevice.h>
+#include <asm/io.h>
+#include <asm/uaccess.h>
+#include "ft1000.h"
+
+#define FT1000_PROC "ft1000"
+#define MAX_FILE_LEN 255
+
+#define seq_putx(m, message, size, var) \
+ seq_printf(m, message); \
+ for(i = 0; i < (size - 1); i++) { \
+ seq_printf(m, "%02x:", var[i]); \
+ } \
+ seq_printf(m, "%02x\n", var[i])
+
+#define seq_putd(m, message, size, var) \
+ seq_printf(m, message); \
+ for(i = 0; i < (size - 1); i++) { \
+ seq_printf(m, "%d.", var[i]); \
+ } \
+ seq_printf(m, "%d\n", var[i])
+
+static int ft1000ReadProc(struct seq_file *m, void *v)
+{
+ static const char *status[] = {
+ "Idle (Disconnect)", "Searching", "Active (Connected)",
+ "Waiting for L2", "Sleep", "No Coverage", "", ""
+ };
+ static const char *signal[] = { "", "*", "**", "***", "****" };
+
+ struct net_device *dev = m->private;
+ struct ft1000_info *info = netdev_priv(dev);
+ int i;
+ int strength;
+ int quality;
+ struct timeval tv;
+ time_t delta;
+
+ if (info->AsicID == ELECTRABUZZ_ID) {
+ if (info->ProgConStat != 0xFF) {
+ info->LedStat =
+ ft1000_read_dpram(dev, FT1000_DSP_LED);
+ info->ConStat =
+ ft1000_read_dpram(dev, FT1000_DSP_CON_STATE);
+ } else {
+ info->ConStat = 0xf;
+ }
+ } else {
+ if (info->ProgConStat != 0xFF) {
+ info->LedStat =
+ ntohs(ft1000_read_dpram_mag_16(
+ dev, FT1000_MAG_DSP_LED,
+ FT1000_MAG_DSP_LED_INDX));
+ info->ConStat =
+ ntohs(ft1000_read_dpram_mag_16(
+ dev, FT1000_MAG_DSP_CON_STATE,
+ FT1000_MAG_DSP_CON_STATE_INDX));
+ } else {
+ info->ConStat = 0xf;
+ }
+ }
+
+ i = (info->LedStat) & 0xf;
+ switch (i) {
+ case 0x1:
+ strength = 1;
+ break;
+ case 0x3:
+ strength = 2;
+ break;
+ case 0x7:
+ strength = 3;
+ break;
+ case 0xf:
+ strength = 4;
+ break;
+ default:
+ strength = 0;
+ }
+
+ i = (info->LedStat >> 8) & 0xf;
+ switch (i) {
+ case 0x1:
+ quality = 1;
+ break;
+ case 0x3:
+ quality = 2;
+ break;
+ case 0x7:
+ quality = 3;
+ break;
+ case 0xf:
+ quality = 4;
+ break;
+ default:
+ quality = 0;
+ }
+
+ do_gettimeofday(&tv);
+ delta = tv.tv_sec - info->ConTm;
+ seq_printf(m, "Connection Time: %02ld:%02ld:%02ld\n",
+ ((delta / 3600) % 24), ((delta / 60) % 60), (delta % 60));
+ seq_printf(m, "Connection Time[s]: %ld\n", delta);
+ seq_printf(m, "Asic ID: %s\n",
+ info->AsicID ==
+ ELECTRABUZZ_ID ? "ELECTRABUZZ ASIC" : "MAGNEMITE ASIC");
+ seq_putx(m, "SKU: ", SKUSZ, info->Sku);
+ seq_putx(m, "EUI64: ", EUISZ, info->eui64);
+ seq_putd(m, "DSP version number: ", DSPVERSZ, info->DspVer);
+ seq_putx(m, "Hardware Serial Number: ", HWSERNUMSZ, info->HwSerNum);
+ seq_putx(m, "Caliberation Version: ", CALVERSZ, info->RfCalVer);
+ seq_putd(m, "Caliberation Date: ", CALDATESZ, info->RfCalDate);
+ seq_printf(m, "Media State: %s\n",
+ (info->mediastate) ? "link" : "no link");
+ seq_printf(m, "Connection Status: %s\n", status[info->ConStat & 0x7]);
+ seq_printf(m, "RX packets: %ld\n", info->stats.rx_packets);
+ seq_printf(m, "TX packets: %ld\n", info->stats.tx_packets);
+ seq_printf(m, "RX bytes: %ld\n", info->stats.rx_bytes);
+ seq_printf(m, "TX bytes: %ld\n", info->stats.tx_bytes);
+ seq_printf(m, "Signal Strength: %s\n", signal[strength]);
+ seq_printf(m, "Signal Quality: %s\n", signal[quality]);
+ return 0;
+}
+
+/*
+ * seq_file wrappers for procfile show routines.
+ */
+static int ft1000_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, ft1000ReadProc, PDE_DATA(inode));
+}
+
+static const struct file_operations ft1000_proc_fops = {
+ .open = ft1000_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
+static int ft1000NotifyProc(struct notifier_block *this, unsigned long event,
+ void *ptr)
+{
+ struct net_device *dev = ptr;
+ struct ft1000_info *info;
+
+ info = netdev_priv(dev);
+
+ switch (event) {
+ case NETDEV_CHANGENAME:
+ remove_proc_entry(info->netdevname, info->ft1000_proc_dir);
+ proc_create_data(dev->name, 0644, info->ft1000_proc_dir,
+ &ft1000_proc_fops, dev);
+ snprintf(info->netdevname, IFNAMSIZ, "%s", dev->name);
+ break;
+ }
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block ft1000_netdev_notifier = {
+ .notifier_call = ft1000NotifyProc
+};
+
+void ft1000InitProc(struct net_device *dev)
+{
+ struct ft1000_info *info;
+
+ info = netdev_priv(dev);
+
+ info->ft1000_proc_dir = proc_mkdir(FT1000_PROC, init_net.proc_net);
+
+ proc_create_data(dev->name, 0644, info->ft1000_proc_dir,
+ &ft1000_proc_fops, dev);
+
+ snprintf(info->netdevname, IFNAMSIZ, "%s", dev->name);
+ register_netdevice_notifier(&ft1000_netdev_notifier);
+}
+
+void ft1000CleanupProc(struct net_device *dev)
+{
+ struct ft1000_info *info;
+
+ info = netdev_priv(dev);
+
+ remove_proc_entry(dev->name, info->ft1000_proc_dir);
+ remove_proc_entry(FT1000_PROC, init_net.proc_net);
+ unregister_netdevice_notifier(&ft1000_netdev_notifier);
+}
generated by cgit v1.3.1 (git 2.54.0) at 2026-08-15 18:57:35 +0000