* */
#include <linux/module.h>
-#include <linux/config.h>
#include <linux/kdev_t.h>
#include <asm/io.h>
#include <linux/kernel.h>
#include <asm/uaccess.h>
#include "linux_compat.h"
-#include "typdef.h"
#include "pkt.h"
#include "daemon.h"
#include "rio.h"
#include "riospace.h"
-#include "top.h"
#include "cmdpkt.h"
#include "map.h"
-#include "riotypes.h"
#include "rup.h"
#include "port.h"
#include "riodrvr.h"
#include "unixrup.h"
#include "board.h"
#include "host.h"
-#include "error.h"
#include "phb.h"
#include "link.h"
#include "cmdblk.h"
#include "route.h"
-#include "control.h"
#include "cirrus.h"
#include "rioioctl.h"
#include "param.h"
-#include "list.h"
-#include "sam.h"
#include "protsts.h"
#include "rioboard.h"
#define PCI_DEVICE_ID_SPECIALIX_SX_XIO_IO8 0x2000
#endif
-#ifndef RIO_WINDOW_LEN
+#ifndef RIO_WINDOW_LEN
#define RIO_WINDOW_LEN 0x10000
#endif
*/
#define IRQ_RATE_LIMIT 200
-#if 0
-/* Not implemented */
-/*
- * The following defines are mostly for testing purposes. But if you need
- * some nice reporting in your syslog, you can define them also.
- */
-#define RIO_REPORT_FIFO
-#define RIO_REPORT_OVERRUN
-#endif
-
/* These constants are derived from SCO Source */
static struct Conf
-RIOConf =
-{
- /* locator */ "RIO Config here",
- /* startuptime */ HZ*2, /* how long to wait for card to run */
- /* slowcook */ 0, /* TRUE -> always use line disc. */
- /* intrpolltime */ 1, /* The frequency of OUR polls */
- /* breakinterval */ 25, /* x10 mS XXX: units seem to be 1ms not 10! -- REW*/
- /* timer */ 10, /* mS */
- /* RtaLoadBase */ 0x7000,
- /* HostLoadBase */ 0x7C00,
- /* XpHz */ 5, /* number of Xprint hits per second */
- /* XpCps */ 120, /* Xprint characters per second */
- /* XpOn */ "\033d#", /* start Xprint for a wyse 60 */
- /* XpOff */ "\024", /* end Xprint for a wyse 60 */
- /* MaxXpCps */ 2000, /* highest Xprint speed */
- /* MinXpCps */ 10, /* slowest Xprint speed */
- /* SpinCmds */ 1, /* non-zero for mega fast boots */
- /* First Addr */ 0x0A0000, /* First address to look at */
- /* Last Addr */ 0xFF0000, /* Last address looked at */
- /* BufferSize */ 1024, /* Bytes per port of buffering */
- /* LowWater */ 256, /* how much data left before wakeup */
- /* LineLength */ 80, /* how wide is the console? */
- /* CmdTimeout */ HZ, /* how long a close command may take */
+ RIOConf = {
+ /* locator */ "RIO Config here",
+ /* startuptime */ HZ * 2,
+ /* how long to wait for card to run */
+ /* slowcook */ 0,
+ /* TRUE -> always use line disc. */
+ /* intrpolltime */ 1,
+ /* The frequency of OUR polls */
+ /* breakinterval */ 25,
+ /* x10 mS XXX: units seem to be 1ms not 10! -- REW */
+ /* timer */ 10,
+ /* mS */
+ /* RtaLoadBase */ 0x7000,
+ /* HostLoadBase */ 0x7C00,
+ /* XpHz */ 5,
+ /* number of Xprint hits per second */
+ /* XpCps */ 120,
+ /* Xprint characters per second */
+ /* XpOn */ "\033d#",
+ /* start Xprint for a wyse 60 */
+ /* XpOff */ "\024",
+ /* end Xprint for a wyse 60 */
+ /* MaxXpCps */ 2000,
+ /* highest Xprint speed */
+ /* MinXpCps */ 10,
+ /* slowest Xprint speed */
+ /* SpinCmds */ 1,
+ /* non-zero for mega fast boots */
+ /* First Addr */ 0x0A0000,
+ /* First address to look at */
+ /* Last Addr */ 0xFF0000,
+ /* Last address looked at */
+ /* BufferSize */ 1024,
+ /* Bytes per port of buffering */
+ /* LowWater */ 256,
+ /* how much data left before wakeup */
+ /* LineLength */ 80,
+ /* how wide is the console? */
+ /* CmdTimeout */ HZ,
+ /* how long a close command may take */
};
/* Function prototypes */
-static void rio_disable_tx_interrupts (void * ptr);
-static void rio_enable_tx_interrupts (void * ptr);
-static void rio_disable_rx_interrupts (void * ptr);
-static void rio_enable_rx_interrupts (void * ptr);
-static int rio_get_CD (void * ptr);
-static void rio_shutdown_port (void * ptr);
-static int rio_set_real_termios (void *ptr);
-static void rio_hungup (void *ptr);
-static void rio_close (void *ptr);
-static int rio_chars_in_buffer (void * ptr);
-static int rio_fw_ioctl (struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
+static void rio_disable_tx_interrupts(void *ptr);
+static void rio_enable_tx_interrupts(void *ptr);
+static void rio_disable_rx_interrupts(void *ptr);
+static void rio_enable_rx_interrupts(void *ptr);
+static int rio_get_CD(void *ptr);
+static void rio_shutdown_port(void *ptr);
+static int rio_set_real_termios(void *ptr);
+static void rio_hungup(void *ptr);
+static void rio_close(void *ptr);
+static int rio_chars_in_buffer(void *ptr);
+static int rio_fw_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg);
static int rio_init_drivers(void);
-static void my_hd (void *addr, int len);
+static void my_hd(void *addr, int len);
static struct tty_driver *rio_driver, *rio_driver2;
/* These are the only open spaces in my computer. Yours may have more
or less.... */
-static int rio_probe_addrs[]= {0xc0000, 0xd0000, 0xe0000};
+static int rio_probe_addrs[] = { 0xc0000, 0xd0000, 0xe0000 };
#define NR_RIO_ADDRS ARRAY_SIZE(rio_probe_addrs)
module_param(rio_irqmask, long, 0);
static struct real_driver rio_real_driver = {
- rio_disable_tx_interrupts,
- rio_enable_tx_interrupts,
- rio_disable_rx_interrupts,
- rio_enable_rx_interrupts,
- rio_get_CD,
- rio_shutdown_port,
- rio_set_real_termios,
- rio_chars_in_buffer,
- rio_close,
- rio_hungup,
- NULL
+ rio_disable_tx_interrupts,
+ rio_enable_tx_interrupts,
+ rio_disable_rx_interrupts,
+ rio_enable_rx_interrupts,
+ rio_get_CD,
+ rio_shutdown_port,
+ rio_set_real_termios,
+ rio_chars_in_buffer,
+ rio_close,
+ rio_hungup,
+ NULL
};
/*
*
*/
-static struct file_operations rio_fw_fops = {
- .owner = THIS_MODULE,
- .ioctl = rio_fw_ioctl,
+static const struct file_operations rio_fw_fops = {
+ .owner = THIS_MODULE,
+ .ioctl = rio_fw_ioctl,
};
static struct miscdevice rio_fw_device = {
/* This doesn't work. Who's paranoid around here? Not me! */
-static inline int rio_paranoia_check(struct rio_port const * port,
- char *name, const char *routine)
+static inline int rio_paranoia_check(struct rio_port const *port, char *name, const char *routine)
{
- static const char *badmagic =
- KERN_ERR "rio: Warning: bad rio port magic number for device %s in %s\n";
- static const char *badinfo =
- KERN_ERR "rio: Warning: null rio port for device %s in %s\n";
-
- if (!port) {
- printk (badinfo, name, routine);
- return 1;
- }
- if (port->magic != RIO_MAGIC) {
- printk (badmagic, name, routine);
- return 1;
- }
-
- return 0;
+ static const char *badmagic = KERN_ERR "rio: Warning: bad rio port magic number for device %s in %s\n";
+ static const char *badinfo = KERN_ERR "rio: Warning: null rio port for device %s in %s\n";
+
+ if (!port) {
+ printk(badinfo, name, routine);
+ return 1;
+ }
+ if (port->magic != RIO_MAGIC) {
+ printk(badmagic, name, routine);
+ return 1;
+ }
+
+ return 0;
}
#else
#define rio_paranoia_check(a,b,c) 0
#ifdef DEBUG
-static void my_hd (void *ad, int len)
+static void my_hd(void *ad, int len)
{
- int i, j, ch;
- unsigned char *addr = ad;
-
- for (i=0;i<len;i+=16) {
- rio_dprintk (RIO_DEBUG_PARAM, "%08x ", (int) addr+i);
- for (j=0;j<16;j++) {
- rio_dprintk (RIO_DEBUG_PARAM, "%02x %s", addr[j+i], (j==7)?" ":"");
- }
- for (j=0;j<16;j++) {
- ch = addr[j+i];
- rio_dprintk (RIO_DEBUG_PARAM, "%c", (ch < 0x20)?'.':((ch > 0x7f)?'.':ch));
- }
- rio_dprintk (RIO_DEBUG_PARAM, "\n");
- }
+ int i, j, ch;
+ unsigned char *addr = ad;
+
+ for (i = 0; i < len; i += 16) {
+ rio_dprintk(RIO_DEBUG_PARAM, "%08lx ", (unsigned long) addr + i);
+ for (j = 0; j < 16; j++) {
+ rio_dprintk(RIO_DEBUG_PARAM, "%02x %s", addr[j + i], (j == 7) ? " " : "");
+ }
+ for (j = 0; j < 16; j++) {
+ ch = addr[j + i];
+ rio_dprintk(RIO_DEBUG_PARAM, "%c", (ch < 0x20) ? '.' : ((ch > 0x7f) ? '.' : ch));
+ }
+ rio_dprintk(RIO_DEBUG_PARAM, "\n");
+ }
}
#else
#define my_hd(ad,len) do{/* nothing*/ } while (0)
#endif
-/* Delay a number of jiffies, allowing a signal to interrupt */
-int RIODelay (struct Port *PortP, int njiffies)
+/* Delay a number of jiffies, allowing a signal to interrupt */
+int RIODelay(struct Port *PortP, int njiffies)
{
- func_enter ();
+ func_enter();
- rio_dprintk (RIO_DEBUG_DELAY, "delaying %d jiffies\n", njiffies);
- msleep_interruptible(jiffies_to_msecs(njiffies));
- func_exit();
+ rio_dprintk(RIO_DEBUG_DELAY, "delaying %d jiffies\n", njiffies);
+ msleep_interruptible(jiffies_to_msecs(njiffies));
+ func_exit();
- if (signal_pending(current))
- return RIO_FAIL;
- else
- return !RIO_FAIL;
+ if (signal_pending(current))
+ return RIO_FAIL;
+ else
+ return !RIO_FAIL;
}
-/* Delay a number of jiffies, disallowing a signal to interrupt */
-int RIODelay_ni (struct Port *PortP, int njiffies)
+/* Delay a number of jiffies, disallowing a signal to interrupt */
+int RIODelay_ni(struct Port *PortP, int njiffies)
{
- func_enter ();
+ func_enter();
- rio_dprintk (RIO_DEBUG_DELAY, "delaying %d jiffies (ni)\n", njiffies);
- msleep(jiffies_to_msecs(njiffies));
- func_exit();
- return !RIO_FAIL;
+ rio_dprintk(RIO_DEBUG_DELAY, "delaying %d jiffies (ni)\n", njiffies);
+ msleep(jiffies_to_msecs(njiffies));
+ func_exit();
+ return !RIO_FAIL;
}
+void rio_copy_to_card(void *from, void __iomem *to, int len)
+{
+ rio_copy_toio(to, from, len);
+}
int rio_minor(struct tty_struct *tty)
{
return tty->index + (tty->driver == rio_driver) ? 0 : 256;
}
-
-int rio_ismodem(struct tty_struct *tty)
+static int rio_set_real_termios(void *ptr)
{
- return 1;
+ return RIOParam((struct Port *) ptr, CONFIG, 1, 1);
}
-static int rio_set_real_termios (void *ptr)
+static void rio_reset_interrupt(struct Host *HostP)
{
- int rv, modem;
- struct tty_struct *tty;
- func_enter();
-
- tty = ((struct Port *)ptr)->gs.tty;
-
- modem = rio_ismodem(tty);
-
- rv = RIOParam( (struct Port *) ptr, CONFIG, modem, 1);
+ func_enter();
- func_exit ();
+ switch (HostP->Type) {
+ case RIO_AT:
+ case RIO_MCA:
+ case RIO_PCI:
+ writeb(0xFF, &HostP->ResetInt);
+ }
- return rv;
+ func_exit();
}
-static void rio_reset_interrupt (struct Host *HostP)
+static irqreturn_t rio_interrupt(int irq, void *ptr, struct pt_regs *regs)
{
- func_enter();
-
- switch( HostP->Type ) {
- case RIO_AT:
- case RIO_MCA:
- case RIO_PCI:
- WBYTE(HostP->ResetInt , 0xff);
- }
+ struct Host *HostP;
+ func_enter();
- func_exit();
-}
+ HostP = (struct Host *) ptr; /* &p->RIOHosts[(long)ptr]; */
+ rio_dprintk(RIO_DEBUG_IFLOW, "rio: enter rio_interrupt (%d/%d)\n", irq, HostP->Ivec);
+ /* AAargh! The order in which to do these things is essential and
+ not trivial.
-static irqreturn_t rio_interrupt (int irq, void *ptr, struct pt_regs *regs)
-{
- struct Host *HostP;
- func_enter ();
+ - hardware twiddling goes before "recursive". Otherwise when we
+ poll the card, and a recursive interrupt happens, we won't
+ ack the card, so it might keep on interrupting us. (especially
+ level sensitive interrupt systems like PCI).
- HostP = (struct Host*)ptr; /* &p->RIOHosts[(long)ptr]; */
- rio_dprintk (RIO_DEBUG_IFLOW, "rio: enter rio_interrupt (%d/%d)\n",
- irq, HostP->Ivec);
+ - Rate limit goes before hardware twiddling. Otherwise we won't
+ catch a card that has gone bonkers.
- /* AAargh! The order in which to do these things is essential and
- not trivial.
-
- - Rate limit goes before "recursive". Otherwise a series of
- recursive calls will hang the machine in the interrupt routine.
+ - The "initialized" test goes after the hardware twiddling. Otherwise
+ the card will stick us in the interrupt routine again.
- - hardware twiddling goes before "recursive". Otherwise when we
- poll the card, and a recursive interrupt happens, we won't
- ack the card, so it might keep on interrupting us. (especially
- level sensitive interrupt systems like PCI).
+ - The initialized test goes before recursive.
+ */
- - Rate limit goes before hardware twiddling. Otherwise we won't
- catch a card that has gone bonkers.
+ rio_dprintk(RIO_DEBUG_IFLOW, "rio: We've have noticed the interrupt\n");
+ if (HostP->Ivec == irq) {
+ /* Tell the card we've noticed the interrupt. */
+ rio_reset_interrupt(HostP);
+ }
- - The "initialized" test goes after the hardware twiddling. Otherwise
- the card will stick us in the interrupt routine again.
+ if ((HostP->Flags & RUN_STATE) != RC_RUNNING)
+ return IRQ_HANDLED;
- - The initialized test goes before recursive.
- */
+ if (test_and_set_bit(RIO_BOARD_INTR_LOCK, &HostP->locks)) {
+ printk(KERN_ERR "Recursive interrupt! (host %p/irq%d)\n", ptr, HostP->Ivec);
+ return IRQ_HANDLED;
+ }
+ RIOServiceHost(p, HostP, irq);
+ rio_dprintk(RIO_DEBUG_IFLOW, "riointr() doing host %p type %d\n", ptr, HostP->Type);
-#ifdef IRQ_RATE_LIMIT
- /* Aaargh! I'm ashamed. This costs more lines-of-code than the
- actual interrupt routine!. (Well, used to when I wrote that comment) */
- {
- static int lastjif;
- static int nintr=0;
-
- if (lastjif == jiffies) {
- if (++nintr > IRQ_RATE_LIMIT) {
- free_irq (HostP->Ivec, ptr);
- printk (KERN_ERR "rio: Too many interrupts. Turning off interrupt %d.\n",
- HostP->Ivec);
- }
- } else {
- lastjif = jiffies;
- nintr = 0;
- }
- }
-#endif
- rio_dprintk (RIO_DEBUG_IFLOW, "rio: We've have noticed the interrupt\n");
- if (HostP->Ivec == irq) {
- /* Tell the card we've noticed the interrupt. */
- rio_reset_interrupt (HostP);
- }
-
- if ((HostP->Flags & RUN_STATE) != RC_RUNNING)
- return IRQ_HANDLED;
-
- if (test_and_set_bit (RIO_BOARD_INTR_LOCK, &HostP->locks)) {
- printk (KERN_ERR "Recursive interrupt! (host %d/irq%d)\n",
- (int) ptr, HostP->Ivec);
- return IRQ_HANDLED;
- }
-
- RIOServiceHost(p, HostP, irq);
-
- rio_dprintk ( RIO_DEBUG_IFLOW, "riointr() doing host %d type %d\n",
- (int) ptr, HostP->Type);
-
- clear_bit (RIO_BOARD_INTR_LOCK, &HostP->locks);
- rio_dprintk (RIO_DEBUG_IFLOW, "rio: exit rio_interrupt (%d/%d)\n",
- irq, HostP->Ivec);
- func_exit ();
- return IRQ_HANDLED;
+ clear_bit(RIO_BOARD_INTR_LOCK, &HostP->locks);
+ rio_dprintk(RIO_DEBUG_IFLOW, "rio: exit rio_interrupt (%d/%d)\n", irq, HostP->Ivec);
+ func_exit();
+ return IRQ_HANDLED;
}
-static void rio_pollfunc (unsigned long data)
+static void rio_pollfunc(unsigned long data)
{
- func_enter ();
+ func_enter();
- rio_interrupt (0, &p->RIOHosts[data], NULL);
- p->RIOHosts[data].timer.expires = jiffies + rio_poll;
- add_timer (&p->RIOHosts[data].timer);
+ rio_interrupt(0, &p->RIOHosts[data], NULL);
+ p->RIOHosts[data].timer.expires = jiffies + rio_poll;
+ add_timer(&p->RIOHosts[data].timer);
- func_exit ();
+ func_exit();
}
/* Ehhm. I don't know how to fiddle with interrupts on the Specialix
cards. .... Hmm. Ok I figured it out. You don't. -- REW */
-static void rio_disable_tx_interrupts (void * ptr)
+static void rio_disable_tx_interrupts(void *ptr)
{
- func_enter();
+ func_enter();
- /* port->gs.flags &= ~GS_TX_INTEN; */
+ /* port->gs.flags &= ~GS_TX_INTEN; */
- func_exit();
+ func_exit();
}
-static void rio_enable_tx_interrupts (void * ptr)
+static void rio_enable_tx_interrupts(void *ptr)
{
- struct Port *PortP = ptr;
- /* int hn; */
+ struct Port *PortP = ptr;
+ /* int hn; */
- func_enter();
+ func_enter();
- /* hn = PortP->HostP - p->RIOHosts;
+ /* hn = PortP->HostP - p->RIOHosts;
- rio_dprintk (RIO_DEBUG_TTY, "Pushing host %d\n", hn);
- rio_interrupt (-1,(void *) hn, NULL); */
+ rio_dprintk (RIO_DEBUG_TTY, "Pushing host %d\n", hn);
+ rio_interrupt (-1,(void *) hn, NULL); */
- RIOTxEnable((char *) PortP);
+ RIOTxEnable((char *) PortP);
- /*
- * In general we cannot count on "tx empty" interrupts, although
- * the interrupt routine seems to be able to tell the difference.
- */
- PortP->gs.flags &= ~GS_TX_INTEN;
+ /*
+ * In general we cannot count on "tx empty" interrupts, although
+ * the interrupt routine seems to be able to tell the difference.
+ */
+ PortP->gs.flags &= ~GS_TX_INTEN;
- func_exit();
+ func_exit();
}
-static void rio_disable_rx_interrupts (void * ptr)
+static void rio_disable_rx_interrupts(void *ptr)
{
- func_enter();
- func_exit();
+ func_enter();
+ func_exit();
}
-static void rio_enable_rx_interrupts (void * ptr)
+static void rio_enable_rx_interrupts(void *ptr)
{
- /* struct rio_port *port = ptr; */
- func_enter();
- func_exit();
+ /* struct rio_port *port = ptr; */
+ func_enter();
+ func_exit();
}
/* Jeez. Isn't this simple? */
-static int rio_get_CD (void * ptr)
+static int rio_get_CD(void *ptr)
{
- struct Port *PortP = ptr;
- int rv;
+ struct Port *PortP = ptr;
+ int rv;
- func_enter();
- rv = (PortP->ModemState & MSVR1_CD) != 0;
+ func_enter();
+ rv = (PortP->ModemState & MSVR1_CD) != 0;
- rio_dprintk (RIO_DEBUG_INIT, "Getting CD status: %d\n", rv);
-
- func_exit();
- return rv;
+ rio_dprintk(RIO_DEBUG_INIT, "Getting CD status: %d\n", rv);
+
+ func_exit();
+ return rv;
}
/* Jeez. Isn't this simple? Actually, we can sync with the actual port
by just pushing stuff into the queue going to the port... */
-static int rio_chars_in_buffer (void * ptr)
+static int rio_chars_in_buffer(void *ptr)
{
- func_enter();
+ func_enter();
- func_exit();
- return 0;
+ func_exit();
+ return 0;
}
/* Nothing special here... */
-static void rio_shutdown_port (void * ptr)
+static void rio_shutdown_port(void *ptr)
{
- struct Port *PortP;
-
- func_enter();
-
- PortP = (struct Port *)ptr;
- PortP->gs.tty = NULL;
-#if 0
- port->gs.flags &= ~ GS_ACTIVE;
- if (!port->gs.tty) {
- rio_dprintk (RIO_DBUG_TTY, "No tty.\n");
- return;
- }
- if (!port->gs.tty->termios) {
- rio_dprintk (RIO_DEBUG_TTY, "No termios.\n");
- return;
- }
- if (port->gs.tty->termios->c_cflag & HUPCL) {
- rio_setsignals (port, 0, 0);
- }
-#endif
+ struct Port *PortP;
- func_exit();
+ func_enter();
+
+ PortP = (struct Port *) ptr;
+ PortP->gs.tty = NULL;
+ func_exit();
}
running minicom on a serial port that is driven by a modularized
driver. Have the modem hangup. Then remove the driver module. Then
exit minicom. I expect an "oops". -- REW */
-static void rio_hungup (void *ptr)
+static void rio_hungup(void *ptr)
{
- struct Port *PortP;
+ struct Port *PortP;
- func_enter();
-
- PortP = (struct Port *)ptr;
- PortP->gs.tty = NULL;
+ func_enter();
+
+ PortP = (struct Port *) ptr;
+ PortP->gs.tty = NULL;
- func_exit ();
+ func_exit();
}
this.
rs_close (...){save_flags;cli;real_close();dec_use_count;restore_flags;}
*/
-static void rio_close (void *ptr)
+static void rio_close(void *ptr)
{
- struct Port *PortP;
+ struct Port *PortP;
- func_enter ();
+ func_enter();
- PortP = (struct Port *)ptr;
+ PortP = (struct Port *) ptr;
- riotclose (ptr);
+ riotclose(ptr);
- if(PortP->gs.count) {
- printk (KERN_ERR "WARNING port count:%d\n", PortP->gs.count);
- PortP->gs.count = 0;
- }
+ if (PortP->gs.count) {
+ printk(KERN_ERR "WARNING port count:%d\n", PortP->gs.count);
+ PortP->gs.count = 0;
+ }
- PortP->gs.tty = NULL;
- func_exit ();
+ PortP->gs.tty = NULL;
+ func_exit();
}
-static int rio_fw_ioctl (struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+static int rio_fw_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg)
{
- int rc = 0;
- func_enter();
+ int rc = 0;
+ func_enter();
- /* The "dev" argument isn't used. */
- rc = riocontrol (p, 0, cmd, (void *)arg, capable(CAP_SYS_ADMIN));
+ /* The "dev" argument isn't used. */
+ rc = riocontrol(p, 0, cmd, arg, capable(CAP_SYS_ADMIN));
- func_exit ();
- return rc;
+ func_exit();
+ return rc;
}
-extern int RIOShortCommand(struct rio_info *p, struct Port *PortP,
- int command, int len, int arg);
+extern int RIOShortCommand(struct rio_info *p, struct Port *PortP, int command, int len, int arg);
-static int rio_ioctl (struct tty_struct * tty, struct file * filp,
- unsigned int cmd, unsigned long arg)
+static int rio_ioctl(struct tty_struct *tty, struct file *filp, unsigned int cmd, unsigned long arg)
{
- int rc;
- struct Port *PortP;
- int ival;
+ void __user *argp = (void __user *)arg;
+ int rc;
+ struct Port *PortP;
+ int ival;
- func_enter();
-
- PortP = (struct Port *)tty->driver_data;
+ func_enter();
- rc = 0;
- switch (cmd) {
-#if 0
- case TIOCGSOFTCAR:
- rc = put_user(((tty->termios->c_cflag & CLOCAL) ? 1 : 0),
- (unsigned int *) arg);
- break;
-#endif
- case TIOCSSOFTCAR:
- if ((rc = get_user(ival, (unsigned int *) arg)) == 0) {
- tty->termios->c_cflag =
- (tty->termios->c_cflag & ~CLOCAL) |
- (ival ? CLOCAL : 0);
- }
- break;
- case TIOCGSERIAL:
- rc = -EFAULT;
- if (access_ok(VERIFY_WRITE, (void *) arg,
- sizeof(struct serial_struct)))
- rc = gs_getserial(&PortP->gs, (struct serial_struct *) arg);
- break;
- case TCSBRK:
- if ( PortP->State & RIO_DELETED ) {
- rio_dprintk (RIO_DEBUG_TTY, "BREAK on deleted RTA\n");
- rc = -EIO;
- } else {
- if (RIOShortCommand(p, PortP, SBREAK, 2, 250) == RIO_FAIL) {
- rio_dprintk (RIO_DEBUG_INTR, "SBREAK RIOShortCommand failed\n");
- rc = -EIO;
- }
- }
- break;
- case TCSBRKP:
- if ( PortP->State & RIO_DELETED ) {
- rio_dprintk (RIO_DEBUG_TTY, "BREAK on deleted RTA\n");
- rc = -EIO;
- } else {
- int l;
- l = arg?arg*100:250;
- if (l > 255) l = 255;
- if (RIOShortCommand(p, PortP, SBREAK, 2, arg?arg*100:250) == RIO_FAIL) {
- rio_dprintk (RIO_DEBUG_INTR, "SBREAK RIOShortCommand failed\n");
- rc = -EIO;
- }
- }
- break;
- case TIOCSSERIAL:
- rc = -EFAULT;
- if (access_ok(VERIFY_READ, (void *) arg,
- sizeof(struct serial_struct)))
- rc = gs_setserial(&PortP->gs, (struct serial_struct *) arg);
- break;
-#if 0
- /*
- * note: these IOCTLs no longer reach here. Use
- * tiocmset/tiocmget driver methods instead. The
- * #if 0 disablement predates this comment.
- */
- case TIOCMGET:
- rc = -EFAULT;
- if (access_ok(VERIFY_WRITE, (void *) arg,
- sizeof(unsigned int))) {
- rc = 0;
- ival = rio_getsignals(port);
- put_user(ival, (unsigned int *) arg);
- }
- break;
- case TIOCMBIS:
- if ((rc = get_user(ival, (unsigned int *) arg)) == 0) {
- rio_setsignals(port, ((ival & TIOCM_DTR) ? 1 : -1),
- ((ival & TIOCM_RTS) ? 1 : -1));
- }
- break;
- case TIOCMBIC:
- if ((rc = get_user(ival, (unsigned int *) arg)) == 0) {
- rio_setsignals(port, ((ival & TIOCM_DTR) ? 0 : -1),
- ((ival & TIOCM_RTS) ? 0 : -1));
- }
- break;
- case TIOCMSET:
- if ((rc = get_user(ival, (unsigned int *) arg)) == 0) {
- rio_setsignals(port, ((ival & TIOCM_DTR) ? 1 : 0),
- ((ival & TIOCM_RTS) ? 1 : 0));
- }
- break;
-#endif
- default:
- rc = -ENOIOCTLCMD;
- break;
- }
- func_exit();
- return rc;
+ PortP = (struct Port *) tty->driver_data;
+
+ rc = 0;
+ switch (cmd) {
+ case TIOCSSOFTCAR:
+ if ((rc = get_user(ival, (unsigned __user *) argp)) == 0) {
+ tty->termios->c_cflag = (tty->termios->c_cflag & ~CLOCAL) | (ival ? CLOCAL : 0);
+ }
+ break;
+ case TIOCGSERIAL:
+ rc = -EFAULT;
+ if (access_ok(VERIFY_WRITE, argp, sizeof(struct serial_struct)))
+ rc = gs_getserial(&PortP->gs, argp);
+ break;
+ case TCSBRK:
+ if (PortP->State & RIO_DELETED) {
+ rio_dprintk(RIO_DEBUG_TTY, "BREAK on deleted RTA\n");
+ rc = -EIO;
+ } else {
+ if (RIOShortCommand(p, PortP, SBREAK, 2, 250) == RIO_FAIL) {
+ rio_dprintk(RIO_DEBUG_INTR, "SBREAK RIOShortCommand failed\n");
+ rc = -EIO;
+ }
+ }
+ break;
+ case TCSBRKP:
+ if (PortP->State & RIO_DELETED) {
+ rio_dprintk(RIO_DEBUG_TTY, "BREAK on deleted RTA\n");
+ rc = -EIO;
+ } else {
+ int l;
+ l = arg ? arg * 100 : 250;
+ if (l > 255)
+ l = 255;
+ if (RIOShortCommand(p, PortP, SBREAK, 2, arg ? arg * 100 : 250) == RIO_FAIL) {
+ rio_dprintk(RIO_DEBUG_INTR, "SBREAK RIOShortCommand failed\n");
+ rc = -EIO;
+ }
+ }
+ break;
+ case TIOCSSERIAL:
+ rc = -EFAULT;
+ if (access_ok(VERIFY_READ, argp, sizeof(struct serial_struct)))
+ rc = gs_setserial(&PortP->gs, argp);
+ break;
+ default:
+ rc = -ENOIOCTLCMD;
+ break;
+ }
+ func_exit();
+ return rc;
}
* flow control scheme is in use for that port. -- Simon Allen
*/
-static void rio_throttle (struct tty_struct * tty)
+static void rio_throttle(struct tty_struct *tty)
{
- struct Port *port = (struct Port *)tty->driver_data;
-
- func_enter();
- /* If the port is using any type of input flow
- * control then throttle the port.
- */
-
- if((tty->termios->c_cflag & CRTSCTS) || (I_IXOFF(tty)) ) {
- port->State |= RIO_THROTTLE_RX;
- }
-
- func_exit();
+ struct Port *port = (struct Port *) tty->driver_data;
+
+ func_enter();
+ /* If the port is using any type of input flow
+ * control then throttle the port.
+ */
+
+ if ((tty->termios->c_cflag & CRTSCTS) || (I_IXOFF(tty))) {
+ port->State |= RIO_THROTTLE_RX;
+ }
+
+ func_exit();
}
-static void rio_unthrottle (struct tty_struct * tty)
+static void rio_unthrottle(struct tty_struct *tty)
{
- struct Port *port = (struct Port *)tty->driver_data;
+ struct Port *port = (struct Port *) tty->driver_data;
- func_enter();
- /* Always unthrottle even if flow control is not enabled on
- * this port in case we disabled flow control while the port
- * was throttled
- */
+ func_enter();
+ /* Always unthrottle even if flow control is not enabled on
+ * this port in case we disabled flow control while the port
+ * was throttled
+ */
- port->State &= ~RIO_THROTTLE_RX;
+ port->State &= ~RIO_THROTTLE_RX;
- func_exit();
- return;
+ func_exit();
+ return;
}
* ********************************************************************** */
-static struct vpd_prom *get_VPD_PROM (struct Host *hp)
+static struct vpd_prom *get_VPD_PROM(struct Host *hp)
{
- static struct vpd_prom vpdp;
- char *p;
- int i;
+ static struct vpd_prom vpdp;
+ char *p;
+ int i;
- func_enter();
- rio_dprintk (RIO_DEBUG_PROBE, "Going to verify vpd prom at %p.\n",
- hp->Caddr + RIO_VPD_ROM);
+ func_enter();
+ rio_dprintk(RIO_DEBUG_PROBE, "Going to verify vpd prom at %p.\n", hp->Caddr + RIO_VPD_ROM);
+
+ p = (char *) &vpdp;
+ for (i = 0; i < sizeof(struct vpd_prom); i++)
+ *p++ = readb(hp->Caddr + RIO_VPD_ROM + i * 2);
+ /* read_rio_byte (hp, RIO_VPD_ROM + i*2); */
- p = (char *) &vpdp;
- for (i=0;i< sizeof (struct vpd_prom);i++)
- *p++ = readb (hp->Caddr+RIO_VPD_ROM + i*2);
- /* read_rio_byte (hp, RIO_VPD_ROM + i*2); */
+ /* Terminate the identifier string.
+ *** requires one extra byte in struct vpd_prom *** */
+ *p++ = 0;
- /* Terminate the identifier string.
- *** requires one extra byte in struct vpd_prom *** */
- *p++=0;
+ if (rio_debug & RIO_DEBUG_PROBE)
+ my_hd((char *) &vpdp, 0x20);
- if (rio_debug & RIO_DEBUG_PROBE)
- my_hd ((char *)&vpdp, 0x20);
-
- func_exit();
+ func_exit();
- return &vpdp;
+ return &vpdp;
}
static struct tty_operations rio_ops = {
- .open = riotopen,
+ .open = riotopen,
.close = gs_close,
.write = gs_write,
.put_char = gs_put_char,
rio_driver2->flags = TTY_DRIVER_REAL_RAW;
tty_set_operations(rio_driver2, &rio_ops);
- rio_dprintk (RIO_DEBUG_INIT, "set_termios = %p\n", gs_set_termios);
+ rio_dprintk(RIO_DEBUG_INIT, "set_termios = %p\n", gs_set_termios);
if ((error = tty_register_driver(rio_driver)))
goto out2;
goto out3;
func_exit();
return 0;
-out3:
+ out3:
tty_unregister_driver(rio_driver);
-out2:
+ out2:
put_tty_driver(rio_driver2);
-out1:
+ out1:
put_tty_driver(rio_driver);
-out:
- printk(KERN_ERR "rio: Couldn't register a rio driver, error = %d\n",
- error);
+ out:
+ printk(KERN_ERR "rio: Couldn't register a rio driver, error = %d\n", error);
return 1;
}
-static void * ckmalloc (int size)
+static void *ckmalloc(int size)
{
- void *p;
+ void *p;
- p = kmalloc(size, GFP_KERNEL);
- if (p)
- memset(p, 0, size);
- return p;
+ p = kmalloc(size, GFP_KERNEL);
+ if (p)
+ memset(p, 0, size);
+ return p;
}
-static int rio_init_datastructures (void)
+static int rio_init_datastructures(void)
{
- int i;
- struct Port *port;
- func_enter();
-
- /* Many drivers statically allocate the maximum number of ports
- There is no reason not to allocate them dynamically. Is there? -- REW */
- /* However, the RIO driver allows users to configure their first
- RTA as the ports numbered 504-511. We therefore need to allocate
- the whole range. :-( -- REW */
-
+ int i;
+ struct Port *port;
+ func_enter();
+
+ /* Many drivers statically allocate the maximum number of ports
+ There is no reason not to allocate them dynamically. Is there? -- REW */
+ /* However, the RIO driver allows users to configure their first
+ RTA as the ports numbered 504-511. We therefore need to allocate
+ the whole range. :-( -- REW */
+
#define RI_SZ sizeof(struct rio_info)
#define HOST_SZ sizeof(struct Host)
#define PORT_SZ sizeof(struct Port *)
#define TMIO_SZ sizeof(struct termios *)
- rio_dprintk (RIO_DEBUG_INIT, "getting : %d %d %d %d %d bytes\n",
- RI_SZ,
- RIO_HOSTS * HOST_SZ,
- RIO_PORTS * PORT_SZ,
- RIO_PORTS * TMIO_SZ,
- RIO_PORTS * TMIO_SZ);
-
- if (!(p = ckmalloc ( RI_SZ))) goto free0;
- if (!(p->RIOHosts = ckmalloc (RIO_HOSTS * HOST_SZ))) goto free1;
- if (!(p->RIOPortp = ckmalloc (RIO_PORTS * PORT_SZ))) goto free2;
- p->RIOConf = RIOConf;
- rio_dprintk (RIO_DEBUG_INIT, "Got : %p %p %p\n",
- p, p->RIOHosts, p->RIOPortp);
+ rio_dprintk(RIO_DEBUG_INIT, "getting : %Zd %Zd %Zd %Zd %Zd bytes\n", RI_SZ, RIO_HOSTS * HOST_SZ, RIO_PORTS * PORT_SZ, RIO_PORTS * TMIO_SZ, RIO_PORTS * TMIO_SZ);
+
+ if (!(p = ckmalloc(RI_SZ)))
+ goto free0;
+ if (!(p->RIOHosts = ckmalloc(RIO_HOSTS * HOST_SZ)))
+ goto free1;
+ if (!(p->RIOPortp = ckmalloc(RIO_PORTS * PORT_SZ)))
+ goto free2;
+ p->RIOConf = RIOConf;
+ rio_dprintk(RIO_DEBUG_INIT, "Got : %p %p %p\n", p, p->RIOHosts, p->RIOPortp);
#if 1
- for (i = 0; i < RIO_PORTS; i++) {
- port = p->RIOPortp[i] = ckmalloc (sizeof (struct Port));
- if (!port) {
- goto free6;
- }
- rio_dprintk (RIO_DEBUG_INIT, "initing port %d (%d)\n", i, port->Mapped);
- port->PortNum = i;
- port->gs.magic = RIO_MAGIC;
- port->gs.close_delay = HZ/2;
- port->gs.closing_wait = 30 * HZ;
- port->gs.rd = &rio_real_driver;
- spin_lock_init(&port->portSem);
- /*
- * Initializing wait queue
- */
- init_waitqueue_head(&port->gs.open_wait);
- init_waitqueue_head(&port->gs.close_wait);
- }
+ for (i = 0; i < RIO_PORTS; i++) {
+ port = p->RIOPortp[i] = ckmalloc(sizeof(struct Port));
+ if (!port) {
+ goto free6;
+ }
+ rio_dprintk(RIO_DEBUG_INIT, "initing port %d (%d)\n", i, port->Mapped);
+ port->PortNum = i;
+ port->gs.magic = RIO_MAGIC;
+ port->gs.close_delay = HZ / 2;
+ port->gs.closing_wait = 30 * HZ;
+ port->gs.rd = &rio_real_driver;
+ spin_lock_init(&port->portSem);
+ /*
+ * Initializing wait queue
+ */
+ init_waitqueue_head(&port->gs.open_wait);
+ init_waitqueue_head(&port->gs.close_wait);
+ }
#else
- /* We could postpone initializing them to when they are configured. */
+ /* We could postpone initializing them to when they are configured. */
#endif
-
- if (rio_debug & RIO_DEBUG_INIT) {
- my_hd (&rio_real_driver, sizeof (rio_real_driver));
- }
-
- func_exit();
- return 0;
+ if (rio_debug & RIO_DEBUG_INIT) {
+ my_hd(&rio_real_driver, sizeof(rio_real_driver));
+ }
+
- free6:for (i--;i>=0;i--)
- kfree (p->RIOPortp[i]);
+ func_exit();
+ return 0;
+
+ free6:for (i--; i >= 0; i--)
+ kfree(p->RIOPortp[i]);
/*free5:
free4:
- free3:*/kfree (p->RIOPortp);
- free2:kfree (p->RIOHosts);
- free1:
- rio_dprintk (RIO_DEBUG_INIT, "Not enough memory! %p %p %p\n",
- p, p->RIOHosts, p->RIOPortp);
- kfree(p);
- free0:
- return -ENOMEM;
+ free3:*/ kfree(p->RIOPortp);
+ free2:kfree(p->RIOHosts);
+ free1:
+ rio_dprintk(RIO_DEBUG_INIT, "Not enough memory! %p %p %p\n", p, p->RIOHosts, p->RIOPortp);
+ kfree(p);
+ free0:
+ return -ENOMEM;
}
-static void __exit rio_release_drivers(void)
+static void __exit rio_release_drivers(void)
{
- func_enter();
- tty_unregister_driver(rio_driver2);
- tty_unregister_driver(rio_driver);
- put_tty_driver(rio_driver2);
- put_tty_driver(rio_driver);
- func_exit();
+ func_enter();
+ tty_unregister_driver(rio_driver2);
+ tty_unregister_driver(rio_driver);
+ put_tty_driver(rio_driver2);
+ put_tty_driver(rio_driver);
+ func_exit();
}
There is another bit besides Bit 17. Turning that bit off
(on boards shipped with the fix in the eeprom) results in a
hang on the next access to the card.
- */
+ */
/********************************************************
* Setting bit 17 in the CNTRL register of the PLX 9050 *
EEprom. As the bit is read/write for the CPU, we can fix it here,
if we detect that it isn't set correctly. -- REW */
-static void fix_rio_pci (struct pci_dev *pdev)
+static void fix_rio_pci(struct pci_dev *pdev)
{
- unsigned int hwbase;
- unsigned long rebase;
- unsigned int t;
+ unsigned long hwbase;
+ unsigned char __iomem *rebase;
+ unsigned int t;
#define CNTRL_REG_OFFSET 0x50
#define CNTRL_REG_GOODVALUE 0x18260000
- pci_read_config_dword(pdev, PCI_BASE_ADDRESS_0, &hwbase);
- hwbase &= PCI_BASE_ADDRESS_MEM_MASK;
- rebase = (ulong) ioremap(hwbase, 0x80);
- t = readl (rebase + CNTRL_REG_OFFSET);
- if (t != CNTRL_REG_GOODVALUE) {
- printk (KERN_DEBUG "rio: performing cntrl reg fix: %08x -> %08x\n",
- t, CNTRL_REG_GOODVALUE);
- writel (CNTRL_REG_GOODVALUE, rebase + CNTRL_REG_OFFSET);
- }
- iounmap((char*) rebase);
+ hwbase = pci_resource_start(pdev, 0);
+ rebase = ioremap(hwbase, 0x80);
+ t = readl(rebase + CNTRL_REG_OFFSET);
+ if (t != CNTRL_REG_GOODVALUE) {
+ printk(KERN_DEBUG "rio: performing cntrl reg fix: %08x -> %08x\n", t, CNTRL_REG_GOODVALUE);
+ writel(CNTRL_REG_GOODVALUE, rebase + CNTRL_REG_OFFSET);
+ }
+ iounmap(rebase);
}
#endif
-static int __init rio_init(void)
+static int __init rio_init(void)
{
- int found = 0;
- int i;
- struct Host *hp;
- int retval;
- struct vpd_prom *vpdp;
- int okboard;
+ int found = 0;
+ int i;
+ struct Host *hp;
+ int retval;
+ struct vpd_prom *vpdp;
+ int okboard;
#ifdef CONFIG_PCI
- struct pci_dev *pdev = NULL;
- unsigned int tint;
- unsigned short tshort;
+ struct pci_dev *pdev = NULL;
+ unsigned short tshort;
#endif
- func_enter();
- rio_dprintk (RIO_DEBUG_INIT, "Initing rio module... (rio_debug=%d)\n",
- rio_debug);
-
- if (abs ((long) (&rio_debug) - rio_debug) < 0x10000) {
- printk (KERN_WARNING "rio: rio_debug is an address, instead of a value. "
- "Assuming -1. Was %x/%p.\n", rio_debug, &rio_debug);
- rio_debug=-1;
- }
-
- if (misc_register(&rio_fw_device) < 0) {
- printk(KERN_ERR "RIO: Unable to register firmware loader driver.\n");
- return -EIO;
- }
-
- retval = rio_init_datastructures ();
- if (retval < 0) {
- misc_deregister(&rio_fw_device);
- return retval;
- }
-
+ func_enter();
+ rio_dprintk(RIO_DEBUG_INIT, "Initing rio module... (rio_debug=%d)\n", rio_debug);
+
+ if (abs((long) (&rio_debug) - rio_debug) < 0x10000) {
+ printk(KERN_WARNING "rio: rio_debug is an address, instead of a value. " "Assuming -1. Was %x/%p.\n", rio_debug, &rio_debug);
+ rio_debug = -1;
+ }
+
+ if (misc_register(&rio_fw_device) < 0) {
+ printk(KERN_ERR "RIO: Unable to register firmware loader driver.\n");
+ return -EIO;
+ }
+
+ retval = rio_init_datastructures();
+ if (retval < 0) {
+ misc_deregister(&rio_fw_device);
+ return retval;
+ }
#ifdef CONFIG_PCI
- /* First look for the JET devices: */
- while ((pdev = pci_get_device (PCI_VENDOR_ID_SPECIALIX,
- PCI_DEVICE_ID_SPECIALIX_SX_XIO_IO8,
- pdev))) {
- if (pci_enable_device(pdev)) continue;
-
- /* Specialix has a whole bunch of cards with
- 0x2000 as the device ID. They say its because
- the standard requires it. Stupid standard. */
- /* It seems that reading a word doesn't work reliably on 2.0.
- Also, reading a non-aligned dword doesn't work. So we read the
- whole dword at 0x2c and extract the word at 0x2e (SUBSYSTEM_ID)
- ourselves */
- /* I don't know why the define doesn't work, constant 0x2c does --REW */
- pci_read_config_dword (pdev, 0x2c, &tint);
- tshort = (tint >> 16) & 0xffff;
- rio_dprintk (RIO_DEBUG_PROBE, "Got a specialix card: %x.\n", tint);
- if (tshort != 0x0100) {
- rio_dprintk (RIO_DEBUG_PROBE, "But it's not a RIO card (%d)...\n",
- tshort);
- continue;
- }
- rio_dprintk (RIO_DEBUG_PROBE, "cp1\n");
-
- pci_read_config_dword(pdev, PCI_BASE_ADDRESS_2, &tint);
-
- hp = &p->RIOHosts[p->RIONumHosts];
- hp->PaddrP = tint & PCI_BASE_ADDRESS_MEM_MASK;
- hp->Ivec = pdev->irq;
- if (((1 << hp->Ivec) & rio_irqmask) == 0)
- hp->Ivec = 0;
- hp->Caddr = ioremap(p->RIOHosts[p->RIONumHosts].PaddrP, RIO_WINDOW_LEN);
- hp->CardP = (struct DpRam *) hp->Caddr;
- hp->Type = RIO_PCI;
- hp->Copy = rio_pcicopy;
- hp->Mode = RIO_PCI_BOOT_FROM_RAM;
- spin_lock_init(&hp->HostLock);
- rio_reset_interrupt (hp);
- rio_start_card_running (hp);
-
- rio_dprintk (RIO_DEBUG_PROBE, "Going to test it (%p/%p).\n",
- (void *)p->RIOHosts[p->RIONumHosts].PaddrP,
- p->RIOHosts[p->RIONumHosts].Caddr);
- if (RIOBoardTest( p->RIOHosts[p->RIONumHosts].PaddrP,
- p->RIOHosts[p->RIONumHosts].Caddr,
- RIO_PCI, 0 ) == RIO_SUCCESS) {
- rio_dprintk (RIO_DEBUG_INIT, "Done RIOBoardTest\n");
- WBYTE(p->RIOHosts[p->RIONumHosts].ResetInt, 0xff);
- p->RIOHosts[p->RIONumHosts].UniqueNum =
- ((RBYTE(p->RIOHosts[p->RIONumHosts].Unique[0]) &0xFF)<< 0)|
- ((RBYTE(p->RIOHosts[p->RIONumHosts].Unique[1]) &0xFF)<< 8)|
- ((RBYTE(p->RIOHosts[p->RIONumHosts].Unique[2]) &0xFF)<<16)|
- ((RBYTE(p->RIOHosts[p->RIONumHosts].Unique[3]) &0xFF)<<24);
- rio_dprintk (RIO_DEBUG_PROBE, "Hmm Tested ok, uniqid = %x.\n",
- p->RIOHosts[p->RIONumHosts].UniqueNum);
-
- fix_rio_pci (pdev);
- p->RIOLastPCISearch = RIO_SUCCESS;
- p->RIONumHosts++;
- found++;
- } else {
- iounmap((char*) (p->RIOHosts[p->RIONumHosts].Caddr));
- }
- }
-
- /* Then look for the older PCI card.... : */
-
- /* These older PCI cards have problems (only byte-mode access is
- supported), which makes them a bit awkward to support.
- They also have problems sharing interrupts. Be careful.
- (The driver now refuses to share interrupts for these
- cards. This should be sufficient).
- */
-
- /* Then look for the older RIO/PCI devices: */
- while ((pdev = pci_get_device (PCI_VENDOR_ID_SPECIALIX,
- PCI_DEVICE_ID_SPECIALIX_RIO,
- pdev))) {
- if (pci_enable_device(pdev)) continue;
+ /* First look for the JET devices: */
+ while ((pdev = pci_get_device(PCI_VENDOR_ID_SPECIALIX, PCI_DEVICE_ID_SPECIALIX_SX_XIO_IO8, pdev))) {
+ u32 tint;
+
+ if (pci_enable_device(pdev))
+ continue;
+
+ /* Specialix has a whole bunch of cards with
+ 0x2000 as the device ID. They say its because
+ the standard requires it. Stupid standard. */
+ /* It seems that reading a word doesn't work reliably on 2.0.
+ Also, reading a non-aligned dword doesn't work. So we read the
+ whole dword at 0x2c and extract the word at 0x2e (SUBSYSTEM_ID)
+ ourselves */
+ pci_read_config_dword(pdev, 0x2c, &tint);
+ tshort = (tint >> 16) & 0xffff;
+ rio_dprintk(RIO_DEBUG_PROBE, "Got a specialix card: %x.\n", tint);
+ if (tshort != 0x0100) {
+ rio_dprintk(RIO_DEBUG_PROBE, "But it's not a RIO card (%d)...\n", tshort);
+ continue;
+ }
+ rio_dprintk(RIO_DEBUG_PROBE, "cp1\n");
+
+ hp = &p->RIOHosts[p->RIONumHosts];
+ hp->PaddrP = pci_resource_start(pdev, 2);
+ hp->Ivec = pdev->irq;
+ if (((1 << hp->Ivec) & rio_irqmask) == 0)
+ hp->Ivec = 0;
+ hp->Caddr = ioremap(p->RIOHosts[p->RIONumHosts].PaddrP, RIO_WINDOW_LEN);
+ hp->CardP = (struct DpRam __iomem *) hp->Caddr;
+ hp->Type = RIO_PCI;
+ hp->Copy = rio_copy_to_card;
+ hp->Mode = RIO_PCI_BOOT_FROM_RAM;
+ spin_lock_init(&hp->HostLock);
+ rio_reset_interrupt(hp);
+ rio_start_card_running(hp);
+
+ rio_dprintk(RIO_DEBUG_PROBE, "Going to test it (%p/%p).\n", (void *) p->RIOHosts[p->RIONumHosts].PaddrP, p->RIOHosts[p->RIONumHosts].Caddr);
+ if (RIOBoardTest(p->RIOHosts[p->RIONumHosts].PaddrP, p->RIOHosts[p->RIONumHosts].Caddr, RIO_PCI, 0) == 0) {
+ rio_dprintk(RIO_DEBUG_INIT, "Done RIOBoardTest\n");
+ writeb(0xFF, &p->RIOHosts[p->RIONumHosts].ResetInt);
+ p->RIOHosts[p->RIONumHosts].UniqueNum =
+ ((readb(&p->RIOHosts[p->RIONumHosts].Unique[0]) & 0xFF) << 0) |
+ ((readb(&p->RIOHosts[p->RIONumHosts].Unique[1]) & 0xFF) << 8) | ((readb(&p->RIOHosts[p->RIONumHosts].Unique[2]) & 0xFF) << 16) | ((readb(&p->RIOHosts[p->RIONumHosts].Unique[3]) & 0xFF) << 24);
+ rio_dprintk(RIO_DEBUG_PROBE, "Hmm Tested ok, uniqid = %x.\n", p->RIOHosts[p->RIONumHosts].UniqueNum);
+
+ fix_rio_pci(pdev);
+ p->RIOLastPCISearch = 0;
+ p->RIONumHosts++;
+ found++;
+ } else {
+ iounmap(p->RIOHosts[p->RIONumHosts].Caddr);
+ }
+ }
+
+ /* Then look for the older PCI card.... : */
+
+ /* These older PCI cards have problems (only byte-mode access is
+ supported), which makes them a bit awkward to support.
+ They also have problems sharing interrupts. Be careful.
+ (The driver now refuses to share interrupts for these
+ cards. This should be sufficient).
+ */
+
+ /* Then look for the older RIO/PCI devices: */
+ while ((pdev = pci_get_device(PCI_VENDOR_ID_SPECIALIX, PCI_DEVICE_ID_SPECIALIX_RIO, pdev))) {
+ if (pci_enable_device(pdev))
+ continue;
#ifdef CONFIG_RIO_OLDPCI
- pci_read_config_dword(pdev, PCI_BASE_ADDRESS_0, &tint);
-
- hp = &p->RIOHosts[p->RIONumHosts];
- hp->PaddrP = tint & PCI_BASE_ADDRESS_MEM_MASK;
- hp->Ivec = pdev->irq;
- if (((1 << hp->Ivec) & rio_irqmask) == 0)
- hp->Ivec = 0;
- hp->Ivec |= 0x8000; /* Mark as non-sharable */
- hp->Caddr = ioremap(p->RIOHosts[p->RIONumHosts].PaddrP, RIO_WINDOW_LEN);
- hp->CardP = (struct DpRam *) hp->Caddr;
- hp->Type = RIO_PCI;
- hp->Copy = rio_pcicopy;
- hp->Mode = RIO_PCI_BOOT_FROM_RAM;
- spin_lock_init(&hp->HostLock);
-
- rio_dprintk (RIO_DEBUG_PROBE, "Ivec: %x\n", hp->Ivec);
- rio_dprintk (RIO_DEBUG_PROBE, "Mode: %x\n", hp->Mode);
-
- rio_reset_interrupt (hp);
- rio_start_card_running (hp);
- rio_dprintk (RIO_DEBUG_PROBE, "Going to test it (%p/%p).\n",
- (void *)p->RIOHosts[p->RIONumHosts].PaddrP,
- p->RIOHosts[p->RIONumHosts].Caddr);
- if (RIOBoardTest( p->RIOHosts[p->RIONumHosts].PaddrP,
- p->RIOHosts[p->RIONumHosts].Caddr,
- RIO_PCI, 0 ) == RIO_SUCCESS) {
- WBYTE(p->RIOHosts[p->RIONumHosts].ResetInt, 0xff);
- p->RIOHosts[p->RIONumHosts].UniqueNum =
- ((RBYTE(p->RIOHosts[p->RIONumHosts].Unique[0]) &0xFF)<< 0)|
- ((RBYTE(p->RIOHosts[p->RIONumHosts].Unique[1]) &0xFF)<< 8)|
- ((RBYTE(p->RIOHosts[p->RIONumHosts].Unique[2]) &0xFF)<<16)|
- ((RBYTE(p->RIOHosts[p->RIONumHosts].Unique[3]) &0xFF)<<24);
- rio_dprintk (RIO_DEBUG_PROBE, "Hmm Tested ok, uniqid = %x.\n",
- p->RIOHosts[p->RIONumHosts].UniqueNum);
-
- p->RIOLastPCISearch = RIO_SUCCESS;
- p->RIONumHosts++;
- found++;
- } else {
- iounmap((char*) (p->RIOHosts[p->RIONumHosts].Caddr));
- }
+ hp = &p->RIOHosts[p->RIONumHosts];
+ hp->PaddrP = pci_resource_start(pdev, 0);
+ hp->Ivec = pdev->irq;
+ if (((1 << hp->Ivec) & rio_irqmask) == 0)
+ hp->Ivec = 0;
+ hp->Ivec |= 0x8000; /* Mark as non-sharable */
+ hp->Caddr = ioremap(p->RIOHosts[p->RIONumHosts].PaddrP, RIO_WINDOW_LEN);
+ hp->CardP = (struct DpRam __iomem *) hp->Caddr;
+ hp->Type = RIO_PCI;
+ hp->Copy = rio_copy_to_card;
+ hp->Mode = RIO_PCI_BOOT_FROM_RAM;
+ spin_lock_init(&hp->HostLock);
+
+ rio_dprintk(RIO_DEBUG_PROBE, "Ivec: %x\n", hp->Ivec);
+ rio_dprintk(RIO_DEBUG_PROBE, "Mode: %x\n", hp->Mode);
+
+ rio_reset_interrupt(hp);
+ rio_start_card_running(hp);
+ rio_dprintk(RIO_DEBUG_PROBE, "Going to test it (%p/%p).\n", (void *) p->RIOHosts[p->RIONumHosts].PaddrP, p->RIOHosts[p->RIONumHosts].Caddr);
+ if (RIOBoardTest(p->RIOHosts[p->RIONumHosts].PaddrP, p->RIOHosts[p->RIONumHosts].Caddr, RIO_PCI, 0) == 0) {
+ writeb(0xFF, &p->RIOHosts[p->RIONumHosts].ResetInt);
+ p->RIOHosts[p->RIONumHosts].UniqueNum =
+ ((readb(&p->RIOHosts[p->RIONumHosts].Unique[0]) & 0xFF) << 0) |
+ ((readb(&p->RIOHosts[p->RIONumHosts].Unique[1]) & 0xFF) << 8) | ((readb(&p->RIOHosts[p->RIONumHosts].Unique[2]) & 0xFF) << 16) | ((readb(&p->RIOHosts[p->RIONumHosts].Unique[3]) & 0xFF) << 24);
+ rio_dprintk(RIO_DEBUG_PROBE, "Hmm Tested ok, uniqid = %x.\n", p->RIOHosts[p->RIONumHosts].UniqueNum);
+
+ p->RIOLastPCISearch = 0;
+ p->RIONumHosts++;
+ found++;
+ } else {
+ iounmap(p->RIOHosts[p->RIONumHosts].Caddr);
+ }
#else
- printk (KERN_ERR "Found an older RIO PCI card, but the driver is not "
- "compiled to support it.\n");
+ printk(KERN_ERR "Found an older RIO PCI card, but the driver is not " "compiled to support it.\n");
#endif
- }
-#endif /* PCI */
-
- /* Now probe for ISA cards... */
- for (i=0;i<NR_RIO_ADDRS;i++) {
- hp = &p->RIOHosts[p->RIONumHosts];
- hp->PaddrP = rio_probe_addrs[i];
- /* There was something about the IRQs of these cards. 'Forget what.--REW */
- hp->Ivec = 0;
- hp->Caddr = ioremap(p->RIOHosts[p->RIONumHosts].PaddrP, RIO_WINDOW_LEN);
- hp->CardP = (struct DpRam *) hp->Caddr;
- hp->Type = RIO_AT;
- hp->Copy = rio_pcicopy; /* AT card PCI???? - PVDL
- * -- YES! this is now a normal copy. Only the
- * old PCI card uses the special PCI copy.
- * Moreover, the ISA card will work with the
- * special PCI copy anyway. -- REW */
- hp->Mode = 0;
- spin_lock_init(&hp->HostLock);
-
- vpdp = get_VPD_PROM (hp);
- rio_dprintk (RIO_DEBUG_PROBE, "Got VPD ROM\n");
- okboard = 0;
- if ((strncmp (vpdp->identifier, RIO_ISA_IDENT, 16) == 0) ||
- (strncmp (vpdp->identifier, RIO_ISA2_IDENT, 16) == 0) ||
- (strncmp (vpdp->identifier, RIO_ISA3_IDENT, 16) == 0)) {
- /* Board is present... */
- if (RIOBoardTest (hp->PaddrP,
- hp->Caddr, RIO_AT, 0) == RIO_SUCCESS) {
- /* ... and feeling fine!!!! */
- rio_dprintk (RIO_DEBUG_PROBE, "Hmm Tested ok, uniqid = %x.\n",
- p->RIOHosts[p->RIONumHosts].UniqueNum);
- if (RIOAssignAT(p, hp->PaddrP, hp->Caddr, 0)) {
- rio_dprintk (RIO_DEBUG_PROBE, "Hmm Tested ok, host%d uniqid = %x.\n",
- p->RIONumHosts,
- p->RIOHosts[p->RIONumHosts-1].UniqueNum);
- okboard++;
- found++;
- }
- }
-
- if (!okboard)
- iounmap ((char*) (hp->Caddr));
- }
- }
-
-
- for (i=0;i<p->RIONumHosts;i++) {
- hp = &p->RIOHosts[i];
- if (hp->Ivec) {
- int mode = SA_SHIRQ;
- if (hp->Ivec & 0x8000) {mode = 0; hp->Ivec &= 0x7fff;}
- rio_dprintk (RIO_DEBUG_INIT, "Requesting interrupt hp: %p rio_interrupt: %d Mode: %x\n", hp,hp->Ivec, hp->Mode);
- retval = request_irq (hp->Ivec, rio_interrupt, mode, "rio", hp);
- rio_dprintk (RIO_DEBUG_INIT, "Return value from request_irq: %d\n", retval);
- if (retval) {
- printk(KERN_ERR "rio: Cannot allocate irq %d.\n", hp->Ivec);
- hp->Ivec = 0;
- }
- rio_dprintk (RIO_DEBUG_INIT, "Got irq %d.\n", hp->Ivec);
- if (hp->Ivec != 0){
- rio_dprintk (RIO_DEBUG_INIT, "Enabling interrupts on rio card.\n");
- hp->Mode |= RIO_PCI_INT_ENABLE;
- } else
- hp->Mode &= !RIO_PCI_INT_ENABLE;
- rio_dprintk (RIO_DEBUG_INIT, "New Mode: %x\n", hp->Mode);
- rio_start_card_running (hp);
- }
- /* Init the timer "always" to make sure that it can safely be
- deleted when we unload... */
-
- init_timer (&hp->timer);
- if (!hp->Ivec) {
- rio_dprintk (RIO_DEBUG_INIT, "Starting polling at %dj intervals.\n",
- rio_poll);
- hp->timer.data = i;
- hp->timer.function = rio_pollfunc;
- hp->timer.expires = jiffies + rio_poll;
- add_timer (&hp->timer);
- }
- }
-
- if (found) {
- rio_dprintk (RIO_DEBUG_INIT, "rio: total of %d boards detected.\n", found);
- rio_init_drivers ();
- } else {
- /* deregister the misc device we created earlier */
- misc_deregister(&rio_fw_device);
- }
-
- func_exit();
- return found?0:-EIO;
+ }
+#endif /* PCI */
+
+ /* Now probe for ISA cards... */
+ for (i = 0; i < NR_RIO_ADDRS; i++) {
+ hp = &p->RIOHosts[p->RIONumHosts];
+ hp->PaddrP = rio_probe_addrs[i];
+ /* There was something about the IRQs of these cards. 'Forget what.--REW */
+ hp->Ivec = 0;
+ hp->Caddr = ioremap(p->RIOHosts[p->RIONumHosts].PaddrP, RIO_WINDOW_LEN);
+ hp->CardP = (struct DpRam __iomem *) hp->Caddr;
+ hp->Type = RIO_AT;
+ hp->Copy = rio_copy_to_card; /* AT card PCI???? - PVDL
+ * -- YES! this is now a normal copy. Only the
+ * old PCI card uses the special PCI copy.
+ * Moreover, the ISA card will work with the
+ * special PCI copy anyway. -- REW */
+ hp->Mode = 0;
+ spin_lock_init(&hp->HostLock);
+
+ vpdp = get_VPD_PROM(hp);
+ rio_dprintk(RIO_DEBUG_PROBE, "Got VPD ROM\n");
+ okboard = 0;
+ if ((strncmp(vpdp->identifier, RIO_ISA_IDENT, 16) == 0) || (strncmp(vpdp->identifier, RIO_ISA2_IDENT, 16) == 0) || (strncmp(vpdp->identifier, RIO_ISA3_IDENT, 16) == 0)) {
+ /* Board is present... */
+ if (RIOBoardTest(hp->PaddrP, hp->Caddr, RIO_AT, 0) == 0) {
+ /* ... and feeling fine!!!! */
+ rio_dprintk(RIO_DEBUG_PROBE, "Hmm Tested ok, uniqid = %x.\n", p->RIOHosts[p->RIONumHosts].UniqueNum);
+ if (RIOAssignAT(p, hp->PaddrP, hp->Caddr, 0)) {
+ rio_dprintk(RIO_DEBUG_PROBE, "Hmm Tested ok, host%d uniqid = %x.\n", p->RIONumHosts, p->RIOHosts[p->RIONumHosts - 1].UniqueNum);
+ okboard++;
+ found++;
+ }
+ }
+
+ if (!okboard)
+ iounmap(hp->Caddr);
+ }
+ }
+
+
+ for (i = 0; i < p->RIONumHosts; i++) {
+ hp = &p->RIOHosts[i];
+ if (hp->Ivec) {
+ int mode = IRQF_SHARED;
+ if (hp->Ivec & 0x8000) {
+ mode = 0;
+ hp->Ivec &= 0x7fff;
+ }
+ rio_dprintk(RIO_DEBUG_INIT, "Requesting interrupt hp: %p rio_interrupt: %d Mode: %x\n", hp, hp->Ivec, hp->Mode);
+ retval = request_irq(hp->Ivec, rio_interrupt, mode, "rio", hp);
+ rio_dprintk(RIO_DEBUG_INIT, "Return value from request_irq: %d\n", retval);
+ if (retval) {
+ printk(KERN_ERR "rio: Cannot allocate irq %d.\n", hp->Ivec);
+ hp->Ivec = 0;
+ }
+ rio_dprintk(RIO_DEBUG_INIT, "Got irq %d.\n", hp->Ivec);
+ if (hp->Ivec != 0) {
+ rio_dprintk(RIO_DEBUG_INIT, "Enabling interrupts on rio card.\n");
+ hp->Mode |= RIO_PCI_INT_ENABLE;
+ } else
+ hp->Mode &= !RIO_PCI_INT_ENABLE;
+ rio_dprintk(RIO_DEBUG_INIT, "New Mode: %x\n", hp->Mode);
+ rio_start_card_running(hp);
+ }
+ /* Init the timer "always" to make sure that it can safely be
+ deleted when we unload... */
+
+ init_timer(&hp->timer);
+ if (!hp->Ivec) {
+ rio_dprintk(RIO_DEBUG_INIT, "Starting polling at %dj intervals.\n", rio_poll);
+ hp->timer.data = i;
+ hp->timer.function = rio_pollfunc;
+ hp->timer.expires = jiffies + rio_poll;
+ add_timer(&hp->timer);
+ }
+ }
+
+ if (found) {
+ rio_dprintk(RIO_DEBUG_INIT, "rio: total of %d boards detected.\n", found);
+ rio_init_drivers();
+ } else {
+ /* deregister the misc device we created earlier */
+ misc_deregister(&rio_fw_device);
+ }
+
+ func_exit();
+ return found ? 0 : -EIO;
}
-static void __exit rio_exit (void)
+static void __exit rio_exit(void)
{
- int i;
- struct Host *hp;
-
- func_enter();
+ int i;
+ struct Host *hp;
- for (i=0,hp=p->RIOHosts;i<p->RIONumHosts;i++, hp++) {
- RIOHostReset (hp->Type, hp->CardP, hp->Slot);
- if (hp->Ivec) {
- free_irq (hp->Ivec, hp);
- rio_dprintk (RIO_DEBUG_INIT, "freed irq %d.\n", hp->Ivec);
- }
- /* It is safe/allowed to del_timer a non-active timer */
- del_timer (&hp->timer);
- }
+ func_enter();
+
+ for (i = 0, hp = p->RIOHosts; i < p->RIONumHosts; i++, hp++) {
+ RIOHostReset(hp->Type, hp->CardP, hp->Slot);
+ if (hp->Ivec) {
+ free_irq(hp->Ivec, hp);
+ rio_dprintk(RIO_DEBUG_INIT, "freed irq %d.\n", hp->Ivec);
+ }
+ /* It is safe/allowed to del_timer a non-active timer */
+ del_timer(&hp->timer);
+ }
- if (misc_deregister(&rio_fw_device) < 0) {
- printk (KERN_INFO "rio: couldn't deregister control-device\n");
- }
+ if (misc_deregister(&rio_fw_device) < 0) {
+ printk(KERN_INFO "rio: couldn't deregister control-device\n");
+ }
- rio_dprintk (RIO_DEBUG_CLEANUP, "Cleaning up drivers\n");
+ rio_dprintk(RIO_DEBUG_CLEANUP, "Cleaning up drivers\n");
- rio_release_drivers ();
+ rio_release_drivers();
- /* Release dynamically allocated memory */
- kfree (p->RIOPortp);
- kfree (p->RIOHosts);
- kfree (p);
+ /* Release dynamically allocated memory */
+ kfree(p->RIOPortp);
+ kfree(p->RIOHosts);
+ kfree(p);
- func_exit();
+ func_exit();
}
module_init(rio_init);
module_exit(rio_exit);
-
-/*
- * Anybody who knows why this doesn't work for me, please tell me -- REW.
- * Snatched from scsi.c (fixed one spelling error):
- * Overrides for Emacs so that we follow Linus' tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only. This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local Variables:
- * c-indent-level: 4
- * c-brace-imaginary-offset: 0
- * c-brace-offset: -4
- * c-argdecl-indent: 4
- * c-label-offset: -4
- * c-continued-statement-offset: 4
- * c-continued-brace-offset: 0
- * indent-tabs-mode: nil
- * tab-width: 8
- * End:
- */
-
git.openpandora.org / pandora-kernel.git / blobdiff