lkml.org 
[lkml]   [2012]   [Jan]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[11/22] Cyclades PC300 driver: improve printk()s for debugging and portability
This fixes the field widths in the debug printk()s for 64-bit kernels, adds
KERN_DEBUG, etc. where appropriate and adds some new debug printk()s with
controlling #ifdefs that I found useful while working on this.

Signed-off-by: Andrea Shepard <andrea@persephoneslair.org>

diff --git a/drivers/net/wan/pc300.h b/drivers/net/wan/pc300.h
index 134227a..f00db39 100644
--- a/drivers/net/wan/pc300.h
+++ b/drivers/net/wan/pc300.h
@@ -364,6 +364,13 @@ typedef struct pc300dev {

void *private;
struct sk_buff *tx_skb;
+
+ enum {
+ CPC_DMA_FULL,
+ CPC_DMA_ERROR,
+ TRANSMISSION_ACTIVE,
+ CHANNEL_CLOSED
+ } reason_stopped;
#ifdef CONFIG_PC300_MLPPP
void *cpc_tty; /* information to PC300 TTY driver */
#endif
diff --git a/drivers/net/wan/pc300_drv.c b/drivers/net/wan/pc300_drv.c
index 1a57eff..36cf3b0 100644
--- a/drivers/net/wan/pc300_drv.c
+++ b/drivers/net/wan/pc300_drv.c
@@ -258,6 +258,7 @@ static char rcsid[] =
#undef PC300_DEBUG_TX
#undef PC300_DEBUG_RX
#undef PC300_DEBUG_OTHER
+#undef PC300_DEBUG_QUEUE

static DEFINE_PCI_DEVICE_TABLE(cpc_pci_dev_id) = {
/* PC300/RSV or PC300/X21, 2 chan */
@@ -458,9 +459,9 @@ static void tx_dma_buf_check(pc300_t * card, int ch)
u16 first_bd = card->chan[ch].tx_first_bd;
u16 next_bd = card->chan[ch].tx_next_bd;

- printk("#CH%d: f_bd = %d(0x%08x), n_bd = %d(0x%08x)\n", ch,
- first_bd, TX_BD_ADDR(ch, first_bd),
- next_bd, TX_BD_ADDR(ch, next_bd));
+ printk(KERN_DEBUG "#CH%d: f_bd = %d(0x%08x), n_bd = %d(0x%08x)\n", ch,
+ first_bd, (u32)TX_BD_ADDR(ch, first_bd),
+ next_bd, (u32)TX_BD_ADDR(ch, next_bd));
for (i = first_bd,
ptdescr = (pcsca_bd_t *) (card->hw.rambase + TX_BD_ADDR(ch, first_bd));
i != ((next_bd + 1) & (N_DMA_TX_BUF - 1));
@@ -484,19 +485,35 @@ static void tx1_dma_buf_check(pc300_t * card, int ch)
u16 next_bd = card->chan[ch].tx_next_bd;
uintptr_t scabase = card->hw.scabase;

- printk ("\nnfree_tx_bd = %d \n", card->chan[ch].nfree_tx_bd);
+ printk(KERN_DEBUG "\nnfree_tx_bd = %d\n", card->chan[ch].nfree_tx_bd);
printk("#CH%d: f_bd = %d(0x%08x), n_bd = %d(0x%08x)\n", ch,
first_bd, (u32)TX_BD_ADDR(ch, first_bd),
next_bd, (u32)TX_BD_ADDR(ch, next_bd));
printk("TX_CDA=0x%08x, TX_EDA=0x%08x\n",
(u32)(cpc_readl(scabase + DTX_REG(CDAL, ch))),
(u32)(cpc_readl(scabase + DTX_REG(EDAL, ch))));
+ printk(KERN_DEBUG "TX_CDA(BH/B/H/L) = %02x %02x %02x %02x\n",
+ (u8) cpc_readb(scabase + DTX_REG(CDABH, ch)),
+ (u8) cpc_readb(scabase + DTX_REG(CDAB, ch)),
+ (u8) cpc_readb(scabase + DTX_REG(CDAH, ch)),
+ (u8) cpc_readb(scabase + DTX_REG(CDAL, ch)));
+ printk(KERN_DEBUG "TX_EDA(BH/B/H/L) = %02x %02x %02x %02x\n",
+ (u8) cpc_readb(scabase + DTX_REG(EDABH, ch)),
+ (u8) cpc_readb(scabase + DTX_REG(EDAB, ch)),
+ (u8) cpc_readb(scabase + DTX_REG(EDAH, ch)),
+ (u8) cpc_readb(scabase + DTX_REG(EDAL, ch)));
for (i = 0; i < N_DMA_TX_BUF; i++) {
ptdescr = (card->hw.rambase + TX_BD_ADDR(ch, i));
printk("\n CH%d TX%d: next=0x%x, ptbuf=0x%x, ST=0x%x, len=%d",
ch, i, (u32) cpc_readl(&ptdescr->next),
(u32) cpc_readl(&ptdescr->ptbuf),
cpc_readb(&ptdescr->status), cpc_readw(&ptdescr->len));
+ printk("\n CH%d TX%d: next=0x%02x%02x%02x%02x (endianess-correct)",
+ ch, i,
+ cpc_readb((unsigned char *)(&(ptdescr->next))+0x3),
+ cpc_readb((unsigned char *)(&(ptdescr->next))+0x2),
+ cpc_readb((unsigned char *)(&(ptdescr->next))+0x1),
+ cpc_readb((unsigned char *)(&(ptdescr->next))+0x0));
}
printk("\n");
}
@@ -516,7 +533,7 @@ static void rx_dma_buf_check(pc300_t * card, int ch)
DMA_RX_BD_BASE + ch_factor * sizeof(pcsca_bd_t));
i < N_DMA_RX_BUF; i++, ptdescr++) {
if (cpc_readb(&ptdescr->status) & DST_OSB)
- printk("\n CH%d RX%d: next=0x%08x, ptbuf=0x%08x, ST=0x%2x, len=%d",
+ printk(KERN_DEBUG "\n CH%d RX%d: next=0x%08x, ptbuf=0x%08x, ST=0x%2x, len=%d",
ch, i, (u32) cpc_readl(&ptdescr->next),
(u32) cpc_readl(&ptdescr->ptbuf),
cpc_readb(&ptdescr->status),
@@ -1868,6 +1885,10 @@ static void cpc_tx_timeout(struct net_device *dev)
unsigned long flags;
u8 ilar;

+#ifdef PC300_DEBUG_OTHER
+ printk(KERN_DEBUG "cpc_tx_timeout()\n");
+ cpc_sca_status(card, ch);
+#endif
stats->tx_errors++;
stats->tx_aborted_errors++;
CPC_LOCK(card, flags);
@@ -1883,6 +1904,10 @@ static void cpc_tx_timeout(struct net_device *dev)
}
dev->trans_start = jiffies;
CPC_UNLOCK(card, flags);
+#ifdef PC300_DEBUG_QUEUE
+ printk(KERN_DEBUG "%s: waking queue, finished cpc_tx_timeout()\n",
+ dev->name);
+#endif
netif_wake_queue(dev);
}

@@ -1898,20 +1923,36 @@ static int cpc_queue_xmit(struct sk_buff *skb, struct net_device *dev)
int i;
#endif

+#ifdef PC300_DEBUG_TX
+ printk(KERN_DEBUG "%s: cpc_queue_xmit called wih %d bytes\n",
+ dev->name, skb->len);
+#endif
if (chan->conf.monitor) {
/* In monitor mode no Tx is done: ignore packet */
dev_kfree_skb(skb);
+#ifdef PC300_DEBUG_OTHER
+ printk(KERN_DEBUG "%s: dropping TX packet because in monitor mode\n",
+ dev->name);
+#endif
return 0;
} else if (!netif_carrier_ok(dev)) {
/* DCD must be OFF: drop packet */
dev_kfree_skb(skb);
stats->tx_errors++;
stats->tx_carrier_errors++;
+#ifdef PC300_DEBUG_OTHER
+ printk(KERN_DEBUG "%s: TX carrier error; dropping silently\n",
+ dev->name);
+#endif
return 0;
} else if (cpc_readb(card->hw.scabase + M_REG(ST3, ch)) & ST3_DCD) {
printk("%s: DCD is OFF. Going administrative down.\n", dev->name);
stats->tx_errors++;
stats->tx_carrier_errors++;
+#ifdef PC300_DEBUG_OTHER
+ printk(KERN_DEBUG "%s: TX carrier error; dropping silently\n",
+ dev->name);
+#endif
dev_kfree_skb(skb);
netif_carrier_off(dev);
CPC_LOCK(card, flags);
@@ -1922,13 +1963,23 @@ static int cpc_queue_xmit(struct sk_buff *skb, struct net_device *dev)
~(CPLD_REG2_FALC_LED1 << (2 * ch)));
}
CPC_UNLOCK(card, flags);
+#ifdef PC300_DEBUG_QUEUE
+ printk(KERN_DEBUG "%s: waking queue after TX carrier error\n",
+ dev->name);
+#endif
netif_wake_queue(dev);
return 0;
}

/* Write buffer to DMA buffers */
if (dma_buf_write(card, ch, (u8 *) skb->data, skb->len) != 0) {
- printk("%s: write error. Dropping TX packet.\n", dev->name);
+ printk(KERN_ERR "%s: write error. Dropping TX packet.\n",
+ dev->name);
+#ifdef PC300_DEBUG_QUEUE
+ printk(KERN_DEBUG "%s: stopping queue due to DMA error\n",
+ dev->name);
+#endif
+ d->reason_stopped = CPC_DMA_ERROR;
netif_stop_queue(dev);
dev_kfree_skb(skb);
stats->tx_errors++;
@@ -1951,6 +2002,10 @@ static int cpc_queue_xmit(struct sk_buff *skb, struct net_device *dev)
CPC_LOCK(card, flags);
/* verify if it has more than one free descriptor */
if (card->chan[ch].nfree_tx_bd <= 1) {
+#ifdef PC300_DEBUG_QUEUE
+ printk(KERN_DEBUG "%s: stopping queue for transmission\n",
+ dev->name);
+#endif
/* don't have so stop the queue */
netif_stop_queue(dev);
}
@@ -1966,6 +2021,11 @@ static int cpc_queue_xmit(struct sk_buff *skb, struct net_device *dev)
CPC_UNLOCK(card, flags);
dev_kfree_skb(skb);

+#ifdef PC300_DEBUG_TX
+ printk(KERN_DEBUG "%s: cpc_queue_xmit returning normally\n",
+ dev->name);
+#endif
+
return 0;
}

@@ -1988,7 +2048,8 @@ static void cpc_net_rx(struct net_device *dev)

if (!netif_carrier_ok(dev)) {
/* DCD must be OFF: drop packet */
- printk("%s : DCD is OFF - drop %d rx bytes\n", dev->name, rxb);
+ printk(KERN_INFO "%s : DCD is OFF - drop %d rx bytes\n",
+ dev->name, rxb);
skb = NULL;
} else {
if (rxb > (dev->mtu + 40)) { /* add headers */
@@ -2087,6 +2148,9 @@ static void sca_tx_intr(pc300dev_t *dev)
} else {
#endif
/* Tell the upper layer we are ready to transmit more packets */
+#ifdef PC300_DEBUG_QUEUE
+ printk(KERN_DEBUG "Waking queue on TX interrupt\n");
+#endif
netif_wake_queue(dev->netdev);
#ifdef CONFIG_PC300_MLPPP
}
@@ -2102,6 +2166,10 @@ static void sca_intr(pc300_t * card)
unsigned char dsr_rx;

while ((status = cpc_readl(scabase + ISR0)) != 0) {
+#ifdef PC300_DEBUG_INTR
+ printk(KERN_DEBUG "sca_intr(): status = %08x\n",
+ status);
+#endif
for (ch = 0; ch < card->hw.nchan; ch++) {
pc300ch_t *chan = &card->chan[ch];
pc300dev_t *d = &chan->d;
@@ -2117,8 +2185,8 @@ static void sca_intr(pc300_t * card)
cpc_writeb(scabase + DSR_RX(ch), drx_stat | DSR_DWE);

#ifdef PC300_DEBUG_INTR
- printk ("sca_intr: RX intr chan[%d] (st=0x%08lx, dsr=0x%02x)\n",
- ch, status, drx_stat);
+ printk(KERN_DEBUG "sca_intr: RX intr chan[%d] (st=0x%08x, dsr=0x%02x)\n",
+ ch, status, drx_stat);
#endif
if (status & IR0_DRX(IR0_DMIA, ch)) {
if (drx_stat & DSR_BOF) {
@@ -2176,8 +2244,10 @@ static void sca_intr(pc300_t * card)
}
if (!(dsr_rx = cpc_readb(scabase + DSR_RX(ch)) & DSR_DE)) {
#ifdef PC300_DEBUG_INTR
- printk("%s: RX intr chan[%d] (st=0x%08lx, dsr=0x%02x, dsr2=0x%02x)\n",
- dev->name, ch, status, drx_stat, dsr_rx);
+ printk(KERN_DEBUG
+ "%s: RX intr chan[%d] (st=0x%08x, dsr=0x%02x, dsr2=0x%02x)\n",
+ dev->name, ch, status,
+ drx_stat, dsr_rx);
#endif
cpc_writeb(scabase + DSR_RX(ch), (dsr_rx | DSR_DE) & 0xfe);
}
@@ -2191,8 +2261,8 @@ static void sca_intr(pc300_t * card)
cpc_writeb(scabase + DSR_TX(ch), dtx_stat | DSR_DWE);

#ifdef PC300_DEBUG_INTR
- printk ("sca_intr: TX intr chan[%d] (st=0x%08lx, dsr=0x%02x)\n",
- ch, status, dtx_stat);
+ printk(KERN_DEBUG "sca_intr: TX intr chan[%d] (st=0x%08x, dsr=0x%02x)\n",
+ ch, status, dtx_stat);
#endif
if (status & IR0_DTX(IR0_EFT, ch)) {
if (dtx_stat & DSR_UDRF) {
@@ -2207,6 +2277,15 @@ static void sca_intr(pc300_t * card)
}
dev->stats.tx_errors++;
dev->stats.tx_fifo_errors++;
+#ifdef PC300_DEBUG_OTHER
+ printk(KERN_DEBUG
+ "sca_intr(): TX underflow! Dump follows:\n");
+ printk(KERN_DEBUG
+ "DSR_TX was 0x%02x\n",
+ dtx_stat);
+ cpc_sca_status(card, ch);
+#endif
+
}
sca_tx_intr(d);
}
@@ -2235,8 +2314,8 @@ static void sca_intr(pc300_t * card)
cpc_writeb(scabase + M_REG(ST1, ch), st1);

#ifdef PC300_DEBUG_INTR
- printk("sca_intr: MSCI intr chan[%d] (st=0x%08lx, st1=0x%02x)\n",
- ch, status, st1);
+ printk(KERN_DEBUG "sca_intr: MSCI intr chan[%d] (st=0x%08x, st1=0x%02x)\n",
+ ch, status, st1);
#endif
if (st1 & ST1_CDCD) { /* DCD changed */
if (cpc_readb(scabase + M_REG(ST3, ch)) & ST3_DCD) {
@@ -2498,8 +2577,15 @@ static void cpc_sca_status(pc300_t * card, int ch)
u8 ilar;
uintptr_t scabase = (uintptr_t)(card->hw.scabase);
unsigned long flags;
+ char *reason;

+ printk(KERN_DEBUG "tx_dma_buf_check():\n");
tx_dma_buf_check(card, ch);
+#ifdef PC300_DEBUG_OTHER
+ printk(KERN_DEBUG "tx1_dma_buf_check():\n");
+ tx1_dma_buf_check(card, ch);
+#endif
+ printk(KERN_DEBUG "rx_dma_buf_check():\n");
rx_dma_buf_check(card, ch);
ilar = cpc_readb(scabase + ILAR);
printk ("ILAR=0x%02x, WCRL=0x%02x, PCR=0x%02x, BTCR=0x%02x, BOLR=0x%02x\n",
@@ -2575,7 +2661,25 @@ static void cpc_sca_status(pc300_t * card, int ch)
cpc_readb(scabase + M_REG(IE2, ch)),
cpc_readb(scabase + M_REG(IE4, ch)),
cpc_readb(scabase + M_REG(FIE, ch)));
- printk("IER0=0x%08x\n", (u32) cpc_readl(scabase + IER0));
+ printk(KERN_DEBUG "IER0=0x%08x\n", (u32) cpc_readl(scabase + IER0));
+ switch (card->chan[ch].d.reason_stopped) {
+ case CPC_DMA_FULL:
+ reason = "CPC_DMA_FULL";
+ break;
+ case CPC_DMA_ERROR:
+ reason = "CPC_DMA_ERROR";
+ break;
+ case TRANSMISSION_ACTIVE:
+ reason = "TRANSMISSION_ACTIVE";
+ break;
+ case CHANNEL_CLOSED:
+ reason = "CHANNEL_CLOSED";
+ break;
+ default:
+ reason = "unknown";
+ break;
+ }
+ printk(KERN_DEBUG "reason_stopped = %s\n", reason);

if (ilar != 0) {
CPC_LOCK(card, flags);
@@ -2615,6 +2719,9 @@ static void cpc_falc_status(pc300_t * card, int ch)

static int cpc_change_mtu(struct net_device *dev, int new_mtu)
{
+#ifdef PC300_DEBUG_OTHER
+ printk(KERN_DEBUG "%s: change MTU to %d\n", dev->name, new_mtu);
+#endif
if ((new_mtu < 128) || (new_mtu > PC300_DEF_MTU))
return -EINVAL;
dev->mtu = new_mtu;
@@ -2690,6 +2797,11 @@ static int cpc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)

switch (cmd) {
case SIOCGPC300CONF:
+#ifdef PC300_DEBUG_OTHER
+ printk(KERN_DEBUG
+ "%s: SIOCGPC300CONF called, with conf->monitor = %d\n",
+ dev->name, conf->monitor);
+#endif
#ifdef CONFIG_PC300_MLPPP
if (conf->proto != PC300_PROTO_MLPPP) {
conf->proto = 0;
@@ -2702,8 +2814,18 @@ static int cpc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
if (!arg ||
copy_to_user(arg, &conf_aux, sizeof(pc300conf_t)))
return -EINVAL;
+#ifdef PC300_DEBUG_OTHER
+ printk(KERN_DEBUG
+ "%s: SIOCGPC300CONF returning, with conf->monitor = %d\n",
+ dev->name, conf->monitor);
+#endif
return 0;
case SIOCSPC300CONF:
+#ifdef PC300_DEBUG_OTHER
+ printk(KERN_DEBUG
+ "%s: SIOCSPC300CONF called, with conf->monitor = %d\n",
+ dev->name, conf->monitor);
+#endif
if (!capable(CAP_NET_ADMIN))
return -EPERM;
if (!arg ||
@@ -2733,6 +2855,11 @@ static int cpc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
#else
memcpy(conf, &conf_aux.conf, sizeof(pc300chconf_t));
#endif
+#ifdef PC300_DEBUG_OTHER
+ printk(KERN_DEBUG
+ "%s: SIOCSPC300CONF returning, with conf->monitor = %d\n",
+ dev->name, conf->monitor);
+#endif
return 0;
case SIOCGPC300STATUS:
cpc_sca_status(card, ch);
@@ -3302,7 +3429,7 @@ int cpc_open(struct net_device *dev)
pc300_t *card = (pc300_t *) chan->card;

#ifdef PC300_DEBUG_OTHER
- printk("pc300: cpc_open");
+ printk("pc300: cpc_open\n");
#endif

result = hdlc_open(dev);
@@ -3311,6 +3438,9 @@ int cpc_open(struct net_device *dev)

sprintf(ifr.ifr_name, "%s", dev->name);
cpc_opench(d);
+#ifdef PC300_DEBUG_QUEUE
+ printk(KERN_DEBUG "%s: starting queue for open\n", dev->name);
+#endif
netif_start_queue(dev);
return 0;
}
@@ -3323,9 +3453,13 @@ static int cpc_close(struct net_device *dev)
unsigned long flags;

#ifdef PC300_DEBUG_OTHER
- printk("pc300: cpc_close");
+ printk(KERN_DEBUG "pc300: cpc_close\n");
+#endif
+#ifdef PC300_DEBUG_QUEUE
+ printk(KERN_DEBUG "%s: stopping queue\n", dev->name);
#endif

+ d->reason_stopped = CHANNEL_CLOSED;
netif_stop_queue(dev);

CPC_LOCK(card, flags);
@@ -3517,6 +3651,7 @@ static void cpc_init_card(pc300_t * card)
d->hdlc = hdlc;

d->netdev = dev;
+ d->reason_stopped = CHANNEL_CLOSED;

if (register_hdlc_device(dev) == 0) {
printk("%s: Cyclades-PC300/", dev->name);
@@ -3538,13 +3673,27 @@ static void cpc_init_card(pc300_t * card)
printk("RSV ");
break;
}
- printk (" #%d, %ldKB of RAM at 0x%08lx, IRQ%d, channel %d.\n",
- board_nbr, card->hw.ramsize / 1024,
- card->hw.ramphys, card->hw.irq, i + 1);
+#ifdef CONFIG_PHYS_ADDR_T_64BIT
+ printk(KERN_INFO " #%d, %dKB of RAM at 0x%016lx, IRQ %d, channel %d.\n",
+ board_nbr, card->hw.ramsize / 1024,
+ (unsigned long)(card->hw.ramphys),
+ card->hw.irq, i + 1);
+#else /* !CONFIG_PHYS_ADDR_T_64BIT */
+ printk(KERN_INFO " #%d, %dKB of RAM at 0x%08x, IRQ %d, channel %d.\n",
+ board_nbr, card->hw.ramsize / 1024,
+ (unsigned int)(card->hw.ramphys),
+ card->hw.irq, i + 1);
+#endif /* CONFIG_PHYS_ADDR_T_64BIT */
+
devcount++;
} else {
- printk ("Dev%d on card(0x%08lx): unable to allocate i/f name.\n",
- i + 1, card->hw.ramphys);
+#ifdef CONFIG_PHYS_ADDR_T_64BIT
+ printk(KERN_ERR "Dev %d on card(0x%016lx): unable to allocate i/f name.\n",
+ i + 1, (unsigned long)(card->hw.ramphys));
+#else /* !CONFIG_PHYS_ADDR_T_64BIT */
+ printk(KERN_ERR "Dev %d on card(0x%08x): unable to allocate i/f name.\n",
+ i + 1, (unsigned int)(card->hw.ramphys));
+#endif /* CONFIG_PHYS_ADDR_T_64BIT */
*(dev->name) = 0;
kfree(d->hdlc);
continue;
@@ -3576,9 +3725,13 @@ cpc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)

card = kzalloc(sizeof(pc300_t), GFP_KERNEL);
if (card == NULL) {
- printk("PC300 found at RAM 0x%08lx, "
- "but could not allocate card structure.\n",
- pci_resource_start(pdev, 3));
+#ifdef CONFIG_PHYS_ADDR_T_64BIT
+ printk(KERN_ERR "PC300 found at RAM 0x%016lx, but could not allocate card structure.\n",
+ (unsigned long)(pci_resource_start(pdev, 3)));
+#else /* !CONFIG_PHYS_ADDR_T_64BIT */
+ printk(KERN_ERR "PC300 found at RAM 0x%08x, but could not allocate card structure.\n",
+ (unsigned int)(pci_resource_start(pdev, 3)));
+#endif /* CONFIG_PHYS_ADDR_T_64BIT */
return -ENOMEM;
}

@@ -3615,19 +3768,37 @@ cpc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
}
#ifdef PC300_DEBUG_PCI
printk("cpc (bus=0x0%x,pci_id=0x%x,", pdev->bus->number, pdev->devfn);
- printk("rev_id=%d) IRQ%d\n", cpc_rev_id, card->hw.irq);
- printk("cpc:found ramaddr=0x%08lx plxaddr=0x%08lx "
- "ctladdr=0x%08lx falcaddr=0x%08lx\n",
- card->hw.ramphys, card->hw.plxphys, card->hw.scaphys,
- card->hw.falcphys);
+ printk("rev_id=%d) IRQ%d\n", pdev->revision, card->hw.irq);
+#ifdef CONFIG_PHYS_ADDR_T_64BIT
+ printk(KERN_INFO
+ "cpc:found ramaddr=0x%016lx plxaddr=0x%016lx "
+ "ctladdr=0x%016lx falcaddr=0x%016lx\n",
+ (unsigned long)(card->hw.ramphys),
+ (unsigned long)(card->hw.plxphys),
+ (unsigned long)(card->hw.scaphys),
+ (unsigned long)(card->hw.falcphys));
+#else /* !CONFIG_PHYS_ADDR_T_64BIT */
+ printk(KERN_INFO
+ "cpc:found ramaddr=0x%08x plxaddr=0x%08x "
+ "ctladdr=0x%08x falcaddr=0x%08x\n",
+ (unsigned int)(card->hw.ramphys),
+ (unsigned int)(card->hw.plxphys),
+ (unsigned int)(card->hw.scaphys),
+ (unsigned int)(card->hw.falcphys));
+#endif /* CONFIG_PHYS_ADDR_T_64BIT */
#endif
/* Although we don't use this I/O region, we should
* request it from the kernel anyway, to avoid problems
* with other drivers accessing it. */
if (!request_region(card->hw.iophys, card->hw.iosize, "PLX Registers")) {
/* In case we can't allocate it, warn user */
+#ifdef CONFIG_PHYS_ADDR_T_64BIT
printk("WARNING: couldn't allocate I/O region for PC300 board "
- "at 0x%08lx!\n", card->hw.ramphys);
+ "at 0x%016lx!\n", (unsigned long)(card->hw.ramphys));
+#else /* !CONFIG_PHYS_ADDR_T_64BIT */
+ printk("WARNING: couldn't allocate I/O region for PC300 board "
+ "at 0x%08x!\n", (unsigned int)(card->hw.ramphys));
+#endif
}

if (card->hw.plxphys) {
@@ -3640,25 +3811,47 @@ cpc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)

if (!request_mem_region(card->hw.plxphys, card->hw.plxsize,
"PLX Registers")) {
- printk("PC300 found at RAM 0x%08lx, "
+#ifdef CONFIG_PHYS_ADDR_T_64BIT
+ printk(KERN_ERR
+ "PC300 found at RAM 0x%016lx, "
+ "but could not allocate PLX mem region.\n",
+ (unsigned long)(card->hw.ramphys));
+#else /* !CONFIG_PHYS_ADDR_T_64BIT */
+ printk(KERN_ERR
+ "PC300 found at RAM 0x%08x, "
"but could not allocate PLX mem region.\n",
(unsigned int)(card->hw.ramphys));
+#endif /* CONFIG_PHYS_ADDR_T_64BIT */
err = -ENODEV;
goto err_release_io;
}
if (!request_mem_region(card->hw.ramphys, card->hw.alloc_ramsize,
"On-board RAM")) {
- printk("PC300 found at RAM 0x%08lx, "
+#ifdef CONFIG_PHYS_ADDR_T_64BIT
+ printk("PC300 found at RAM 0x%016lx, "
+ "but could not allocate SCA mem region.\n",
+ (unsigned long)(card->hw.ramphys));
+#else /* !CONFIG_PHYS_ADDR_T_64BIT */
+ printk("PC300 found at RAM 0x%08x, "
"but could not allocate RAM mem region.\n",
(unsigned int)(card->hw.ramphys));
+#endif /* CONFIG_PHYS_ADDR_T_64BIT */
err = -ENODEV;
goto err_release_plx;
}
if (!request_mem_region(card->hw.scaphys, card->hw.scasize,
"SCA-II Registers")) {
- printk("PC300 found at RAM 0x%08lx, "
+#ifdef CONFIG_PHYS_ADDR_T_64BIT
+ printk(KERN_ERR
+ "PC300 found at RAM 0x%016lx, "
+ "but could not allocate SCA mem region.\n",
+ (unsigned long)(card->hw.ramphys));
+#else /* !CONFIG_PHYS_ADDR_T_64BIT */
+ printk(KERN_ERR
+ "PC300 found at RAM 0x%08x, "
"but could not allocate SCA mem region.\n",
(unsigned int)(card->hw.ramphys));
+#endif /* CONFIG_PHYS_ADDR_T_64BIT */
err = -ENODEV;
goto err_release_ram;
}
@@ -3692,10 +3885,23 @@ cpc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
}

#ifdef PC300_DEBUG_PCI
- printk("cpc: relocate ramaddr=0x%08lx plxaddr=0x%08lx "
- "ctladdr=0x%08lx falcaddr=0x%08lx\n",
- card->hw.rambase, card->hw.plxbase, card->hw.scabase,
- card->hw.falcbase);
+#ifdef CONFIG_64BIT
+ printk(KERN_DEBUG
+ "cpc: relocate ramaddr=0x%016lx plxaddr=0x%016lx "
+ "ctladdr=0x%016lx falcaddr=0x%016lx\n",
+ (unsigned long)(card->hw.rambase),
+ (unsigned long)(card->hw.plxbase),
+ (unsigned long)(card->hw.scabase),
+ (unsigned long)(card->hw.falcbase));
+#else /* !CONFIG_64BIT */
+ printk(KERN_DEBUG
+ "cpc: relocate ramaddr=0x%08x plxaddr=0x%08x "
+ "ctladdr=0x%08x falcaddr=0x%08x\n",
+ (unsigned int)(card->hw.rambase),
+ (unsigned int)(card->hw.plxbase),
+ (unsigned int)(card->hw.scabase),
+ (unsigned int)(card->hw.falcbase));
+#endif /* CONFIG_64BIT */
#endif

/* Set PCI drv pointer to the card structure */
@@ -3742,6 +3948,15 @@ cpc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* Allocate IRQ */
if (request_irq(card->hw.irq, cpc_intr, IRQF_SHARED,
"Cyclades-PC300", card)) {
+#ifdef CONFIG_PHYS_ADDR_T_64BIT
+ printk(KERN_ERR "PC300 found at RAM 0x%016lx, but could not allocate "
+ "IRQ%d.\n", (unsigned long)(card->hw.ramphys),
+ card->hw.irq);
+#else /* !CONFIG_PHYS_ADDR_T_64BIT */
+ printk(KERN_ERR "PC300 found at RAM 0x%08x, but could not allocate "
+ "IRQ%d.\n", (unsigned int)(card->hw.ramphys),
+ card->hw.irq);
+#endif /* CONFIG_PHYS_ADDR_T_64BIT */
printk ("PC300 found at RAM 0x%08lx, but could not allocate IRQ%d.\n",
card->hw.ramphys, card->hw.irq);
goto err_io_unmap;

\
 
 \ /
  Last update: 2012-01-30 03:55    [W:0.039 / U:0.056 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site