static int arlan_hw_test_memory(struct net_device *dev)
{
u_char *ptr;
int i;
int memlen = sizeof(struct arlan_shmem) - 0xF; /* avoid control register */
volatile char *arlan_mem = (char *) (dev->mem_start);
volatile struct arlan_shmem *arlan = ((struct arlan_private *) dev->priv)->card;
char pattern;
ptr = NULL;
/* hold card in reset state */
setHardwareReset(dev);
/* test memory */
pattern = 0;
for (i = 0; i < memlen; i++)
WRITESHM(arlan_mem[i], ((u_char) pattern++), u_char);
pattern = 0;
for (i = 0; i < memlen; i++)
{
char res;
READSHM(res, arlan_mem[i], char);
if (res != pattern++)
{
printk(KERN_ERR "Arlan driver memory test 1 failed \n");
return -1;
}
}
pattern = 0;
for (i = 0; i < memlen; i++)
WRITESHM(arlan_mem[i], ~(pattern++), char);
pattern = 0;
for (i = 0; i < memlen; i++)
{
char res;
READSHM(res, arlan_mem[i], char);
if (res != ~(pattern++))
{
printk(KERN_ERR "Arlan driver memory test 2 failed \n");
return -1;
}
}
/* zero memory */
for (i = 0; i < memlen; i++)
WRITESHM(arlan_mem[i], 0x00, char);
IFDEBUG(1) printk(KERN_INFO "Arlan: memory tests ok\n");
/* set reset flag and then release reset */
WRITESHM(arlan->resetFlag, 0xff, u_char);
clearChannelAttention(dev);
clearHardwareReset(dev);
/* wait for reset flag to become zero, we'll wait for two seconds */
if (arlan_command(dev, ARLAN_COMMAND_LONG_WAIT_NOW))
{
printk(KERN_ERR "%s arlan: failed to come back from memory test\n", dev->name);
return -1;
}
return 0;
}
static int arlan_setup_card_by_book(struct net_device *dev)
{
u_char irqLevel, configuredStatusFlag;
volatile struct arlan_shmem *arlan = ((struct arlan_private *) dev->priv)->card;
// ARLAN_DEBUG_ENTRY("arlan_setup_card");
READSHM(configuredStatusFlag, arlan->configuredStatusFlag, u_char);
IFDEBUG(10)
if (configuredStatusFlag != 0)
IFDEBUG(10) printk("arlan: CARD IS CONFIGURED\n");
else
IFDEBUG(10) printk("arlan: card is NOT configured\n");
if (testMemory || (READSHMB(arlan->diagnosticInfo) != 0xff))
if (arlan_hw_test_memory(dev))
return -1;
DEBUGSHM(4, "arlan configuredStatus = %d \n", arlan->configuredStatusFlag, u_char);
DEBUGSHM(4, "arlan driver diagnostic: 0x%2x\n", arlan->diagnosticInfo, u_char);
/* issue nop command - no interrupt */
arlan_command(dev, ARLAN_COMMAND_NOOP);
if (arlan_command(dev, ARLAN_COMMAND_WAIT_NOW) != 0)
return -1;
IFDEBUG(50) printk("1st Noop successfully executed !!\n");
/* try to turn on the arlan interrupts */
clearClearInterrupt(dev);
setClearInterrupt(dev);
setInterruptEnable(dev);
/* issue nop command - with interrupt */
arlan_command(dev, ARLAN_COMMAND_NOOPINT);
if (arlan_command(dev, ARLAN_COMMAND_WAIT_NOW) != 0)
return -1;
IFDEBUG(50) printk("2nd Noop successfully executed !!\n");
READSHM(irqLevel, arlan->irqLevel, u_char)
if (irqLevel != dev->irq)
{
IFDEBUG(1) printk(KERN_WARNING "arlan dip switches set irq to %d\n", irqLevel);
printk(KERN_WARNING "device driver irq set to %d - does not match\n", dev->irq);
dev->irq = irqLevel;
}
else
IFDEBUG(2) printk("irq level is OK\n");
IFDEBUG(3) arlan_print_diagnostic_info(dev);
arlan_command(dev, ARLAN_COMMAND_CONF);
READSHM(configuredStatusFlag, arlan->configuredStatusFlag, u_char);
if (configuredStatusFlag == 0)
{
printk(KERN_WARNING "arlan configure failed\n");
return -1;
}
arlan_command(dev, ARLAN_COMMAND_LONG_WAIT_NOW);
arlan_command(dev, ARLAN_COMMAND_RX);
arlan_command(dev, ARLAN_COMMAND_LONG_WAIT_NOW);
printk(KERN_NOTICE "%s: arlan driver version %s loaded\n",
dev->name, arlan_version);
// ARLAN_DEBUG_EXIT("arlan_setup_card");
return 0; /* no errors */
}
static int arlan_hw_test_memory(struct net_device *dev)
{
u_char *ptr;
int i;
int memlen = sizeof(struct arlan_shmem) - 0xF;
volatile char *arlan_mem = (char *) (dev->mem_start);
struct arlan_private *priv = netdev_priv(dev);
volatile struct arlan_shmem __iomem *arlan = priv->card;
char pattern;
ptr = NULL;
setHardwareReset(dev);
pattern = 0;
for (i = 0; i < memlen; i++)
WRITESHM(arlan_mem[i], ((u_char) pattern++), u_char);
pattern = 0;
for (i = 0; i < memlen; i++)
{
char res;
READSHM(res, arlan_mem[i], char);
if (res != pattern++)
{
printk(KERN_ERR "Arlan driver memory test 1 failed \n");
return -1;
}
}
pattern = 0;
for (i = 0; i < memlen; i++)
WRITESHM(arlan_mem[i], ~(pattern++), char);
pattern = 0;
for (i = 0; i < memlen; i++)
{
char res;
READSHM(res, arlan_mem[i], char);
if (res != ~(pattern++))
{
printk(KERN_ERR "Arlan driver memory test 2 failed \n");
return -1;
}
}
for (i = 0; i < memlen; i++)
WRITESHM(arlan_mem[i], 0x00, char);
IFDEBUG(1) printk(KERN_INFO "Arlan: memory tests ok\n");
WRITESHM(arlan->resetFlag, 0xff, u_char);
clearChannelAttention(dev);
clearHardwareReset(dev);
if (arlan_command(dev, ARLAN_COMMAND_LONG_WAIT_NOW))
{
printk(KERN_ERR "%s arlan: failed to come back from memory test\n", dev->name);
return -1;
}
return 0;
}
