Oskar Schirmer : oskar@scara.com
: HiCO.SH4 (superh) support added (irq#1, cs89x0_media=)
+ Deepak Saxena : dsaxena@plexity.net
+ : Intel IXDP2x01 (XScale ixp2x00 NPU) platform support
+
*/
/* Always include 'config.h' first in case the user wants to turn on
* Note that even if DMA is turned off we still support the 'dma' and 'use_dma'
* module options so we don't break any startup scripts.
*/
+#ifndef CONFIG_ARCH_IXDP2X01
+#define ALLOW_DMA 0
+#else
#define ALLOW_DMA 1
+#endif
/*
* Set this to zero to remove all the debug statements via
#include <linux/spinlock.h>
#include <linux/string.h>
#include <linux/init.h>
+#include <linux/bitops.h>
#include <asm/system.h>
-#include <asm/bitops.h>
#include <asm/io.h>
#if ALLOW_DMA
#include <asm/dma.h>
static char version[] __initdata =
"cs89x0.c: v2.4.3-pre1 Russell Nelson <nelson@crynwr.com>, Andrew Morton <andrewm@uow.edu.au>\n";
+#define DRV_NAME "cs89x0"
+
/* First, a few definitions that the brave might change.
A zero-terminated list of I/O addresses to be probed. Some special flags..
Addr & 1 = Read back the address port, look for signature and reset
static unsigned int netcard_portlist[] __initdata =
{ 0x0300, 0};
static unsigned int cs8900_irq_map[] = {1,0,0,0};
+#elif defined(CONFIG_ARCH_IXDP2X01)
+#include <asm/irq.h>
+static unsigned int netcard_portlist[] __initdata = {IXDP2X01_CS8900_VIRT_BASE, 0};
+static unsigned int cs8900_irq_map[] = {IRQ_IXDP2X01_CS8900, 0, 0, 0};
#else
static unsigned int netcard_portlist[] __initdata =
{ 0x300, 0x320, 0x340, 0x360, 0x200, 0x220, 0x240, 0x260, 0x280, 0x2a0, 0x2c0, 0x2e0, 0};
}
__setup("cs89x0_media=", media_fn);
-#endif
\f
/* Check for a network adaptor of this type, and return '0' iff one exists.
printk(KERN_WARNING "cs89x0: no cs8900 or cs8920 detected. Be sure to disable PnP with SETUP\n");
return ERR_PTR(err);
}
+#endif
static int
readreg(struct net_device *dev, int portno)
/* Grab the region so we can find another board if autoIRQ fails. */
/* WTF is going on here? */
- if (!request_region(ioaddr & ~3, NETCARD_IO_EXTENT, dev->name)) {
+ if (!request_region(ioaddr & ~3, NETCARD_IO_EXTENT, DRV_NAME)) {
printk(KERN_ERR "%s: request_region(0x%x, 0x%x) failed\n",
- dev->name, ioaddr, NETCARD_IO_EXTENT);
+ DRV_NAME, ioaddr, NETCARD_IO_EXTENT);
retval = -EBUSY;
goto out1;
}
retval = -ENODEV;
goto out2;
}
- ioaddr &= ~3;
- outw(PP_ChipID, ioaddr + ADD_PORT);
}
printk("PP_addr=0x%x\n", inw(ioaddr + ADD_PORT));
+ ioaddr &= ~3;
+ outw(PP_ChipID, ioaddr + ADD_PORT);
+
if (inw(ioaddr + DATA_PORT) != CHIP_EISA_ID_SIG) {
printk(KERN_ERR "%s: incorrect signature 0x%x\n",
dev->name, inw(ioaddr + DATA_PORT));
} else {
i = lp->isa_config & INT_NO_MASK;
if (lp->chip_type == CS8900) {
+#ifdef CONFIG_ARCH_IXDP2X01
+ i = cs8900_irq_map[0];
+#else
/* Translate the IRQ using the IRQ mapping table. */
if (i >= sizeof(cs8900_irq_map)/sizeof(cs8900_irq_map[0]))
printk("\ncs89x0: invalid ISA interrupt number %d\n", i);
if ((irq_map_buff[0] & 0xff) == PNP_IRQ_FRMT)
lp->irq_map = (irq_map_buff[0]>>8) | (irq_map_buff[1] << 8);
}
+#endif
}
if (!dev->irq)
dev->irq = i;
void __init reset_chip(struct net_device *dev)
{
+#ifndef CONFIG_ARCH_IXDP2X01
struct net_local *lp = netdev_priv(dev);
int ioaddr = dev->base_addr;
+#endif
int reset_start_time;
writereg(dev, PP_SelfCTL, readreg(dev, PP_SelfCTL) | POWER_ON_RESET);
current->state = TASK_INTERRUPTIBLE;
schedule_timeout(30*HZ/1000);
+#ifndef CONFIG_ARCH_IXDP2X01
if (lp->chip_type != CS8900) {
/* Hardware problem requires PNP registers to be reconfigured after a reset */
outw(PP_CS8920_ISAINT, ioaddr + ADD_PORT);
outb((dev->mem_start >> 16) & 0xff, ioaddr + DATA_PORT);
outb((dev->mem_start >> 8) & 0xff, ioaddr + DATA_PORT + 1);
}
+#endif /* IXDP2x01 */
+
/* Wait until the chip is reset */
reset_start_time = jiffies;
while( (readreg(dev, PP_SelfST) & INIT_DONE) == 0 && jiffies - reset_start_time < 2)
else
#endif
{
+#ifndef CONFIG_ARCH_IXDP2X01
if (((1 << dev->irq) & lp->irq_map) == 0) {
printk(KERN_ERR "%s: IRQ %d is not in our map of allowable IRQs, which is %x\n",
dev->name, dev->irq, lp->irq_map);
ret = -EAGAIN;
goto bad_out;
}
+#endif
/* FIXME: Cirrus' release had this: */
writereg(dev, PP_BusCTL, readreg(dev, PP_BusCTL)|ENABLE_IRQ );
/* And 2.3.47 had this: */
{
if (lp->dma_buff) {
free_pages((unsigned long)(lp->dma_buff), get_order(lp->dmasize * 1024));
- lp->dma_buff = 0;
+ lp->dma_buff = NULL;
}
}
#endif
static int
net_close(struct net_device *dev)
{
+#if ALLOW_DMA
struct net_local *lp = netdev_priv(dev);
+#endif
netif_stop_queue(dev);
static int dma;
static int dmasize=16; /* or 64 */
-MODULE_PARM(io, "i");
-MODULE_PARM(irq, "i");
-MODULE_PARM(debug, "i");
-MODULE_PARM(media, "c8");
-MODULE_PARM(duplex, "i");
-MODULE_PARM(dma , "i");
-MODULE_PARM(dmasize , "i");
-MODULE_PARM(use_dma , "i");
+module_param(io, int, 0);
+module_param(irq, int, 0);
+module_param(debug, int, 0);
+module_param_string(media, media, sizeof(media), 0);
+module_param(duplex, int, 0);
+module_param(dma , int, 0);
+module_param(dmasize , int, 0);
+module_param(use_dma , int, 0);
MODULE_PARM_DESC(io, "cs89x0 I/O base address");
MODULE_PARM_DESC(irq, "cs89x0 IRQ number");
#if DEBUGGING