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path: root/drivers/scsi/aacraid/rx.c
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Diffstat (limited to 'drivers/scsi/aacraid/rx.c')
-rw-r--r--drivers/scsi/aacraid/rx.c117
1 files changed, 84 insertions, 33 deletions
diff --git a/drivers/scsi/aacraid/rx.c b/drivers/scsi/aacraid/rx.c
index 035018db69b..a1d214d770e 100644
--- a/drivers/scsi/aacraid/rx.c
+++ b/drivers/scsi/aacraid/rx.c
@@ -79,7 +79,7 @@ static irqreturn_t aac_rx_intr(int irq, void *dev_id, struct pt_regs *regs)
{
bellbits = rx_readl(dev, OutboundDoorbellReg);
if (bellbits & DoorBellPrintfReady) {
- aac_printf(dev, rx_readl (dev, IndexRegs.Mailbox[5]));
+ aac_printf(dev, readl (&dev->IndexRegs->Mailbox[5]));
rx_writel(dev, MUnit.ODR,DoorBellPrintfReady);
rx_writel(dev, InboundDoorbellReg,DoorBellPrintfDone);
}
@@ -134,14 +134,14 @@ static int rx_sync_cmd(struct aac_dev *dev, u32 command,
/*
* Write the command into Mailbox 0
*/
- rx_writel(dev, InboundMailbox0, command);
+ writel(command, &dev->IndexRegs->Mailbox[0]);
/*
* Write the parameters into Mailboxes 1 - 6
*/
- rx_writel(dev, InboundMailbox1, p1);
- rx_writel(dev, InboundMailbox2, p2);
- rx_writel(dev, InboundMailbox3, p3);
- rx_writel(dev, InboundMailbox4, p4);
+ writel(p1, &dev->IndexRegs->Mailbox[1]);
+ writel(p2, &dev->IndexRegs->Mailbox[2]);
+ writel(p3, &dev->IndexRegs->Mailbox[3]);
+ writel(p4, &dev->IndexRegs->Mailbox[4]);
/*
* Clear the synch command doorbell to start on a clean slate.
*/
@@ -199,15 +199,15 @@ static int rx_sync_cmd(struct aac_dev *dev, u32 command,
* Pull the synch status from Mailbox 0.
*/
if (status)
- *status = rx_readl(dev, IndexRegs.Mailbox[0]);
+ *status = readl(&dev->IndexRegs->Mailbox[0]);
if (r1)
- *r1 = rx_readl(dev, IndexRegs.Mailbox[1]);
+ *r1 = readl(&dev->IndexRegs->Mailbox[1]);
if (r2)
- *r2 = rx_readl(dev, IndexRegs.Mailbox[2]);
+ *r2 = readl(&dev->IndexRegs->Mailbox[2]);
if (r3)
- *r3 = rx_readl(dev, IndexRegs.Mailbox[3]);
+ *r3 = readl(&dev->IndexRegs->Mailbox[3]);
if (r4)
- *r4 = rx_readl(dev, IndexRegs.Mailbox[4]);
+ *r4 = readl(&dev->IndexRegs->Mailbox[4]);
/*
* Clear the synch command doorbell.
*/
@@ -261,8 +261,6 @@ static void aac_rx_notify_adapter(struct aac_dev *dev, u32 event)
rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_3);
break;
case HostShutdown:
-// rx_sync_cmd(dev, HOST_CRASHING, 0, 0, 0, 0, 0, 0,
-// NULL, NULL, NULL, NULL, NULL);
break;
case FastIo:
rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_6);
@@ -283,7 +281,7 @@ static void aac_rx_notify_adapter(struct aac_dev *dev, u32 event)
* Start up processing on an i960 based AAC adapter
*/
-static void aac_rx_start_adapter(struct aac_dev *dev)
+void aac_rx_start_adapter(struct aac_dev *dev)
{
struct aac_init *init;
@@ -381,7 +379,7 @@ static int aac_rx_send(struct fib * fib)
dprintk((KERN_DEBUG "Index = 0x%x\n", Index));
if (Index == 0xFFFFFFFFL)
return Index;
- device += Index;
+ device = dev->base + Index;
dprintk((KERN_DEBUG "entry = %x %x %u\n", (u32)(addr & 0xffffffff),
(u32)(addr >> 32), (u32)le16_to_cpu(fib->hw_fib->header.Size)));
writel((u32)(addr & 0xffffffff), device);
@@ -395,6 +393,43 @@ static int aac_rx_send(struct fib * fib)
}
/**
+ * aac_rx_ioremap
+ * @size: mapping resize request
+ *
+ */
+static int aac_rx_ioremap(struct aac_dev * dev, u32 size)
+{
+ if (!size) {
+ iounmap(dev->regs.rx);
+ return 0;
+ }
+ dev->base = dev->regs.rx = ioremap(dev->scsi_host_ptr->base, size);
+ if (dev->base == NULL)
+ return -1;
+ dev->IndexRegs = &dev->regs.rx->IndexRegs;
+ return 0;
+}
+
+static int aac_rx_restart_adapter(struct aac_dev *dev)
+{
+ u32 var;
+
+ printk(KERN_ERR "%s%d: adapter kernel panic'd.\n",
+ dev->name, dev->id);
+
+ if (aac_rx_check_health(dev) <= 0)
+ return 1;
+ if (rx_sync_cmd(dev, IOP_RESET, 0, 0, 0, 0, 0, 0,
+ &var, NULL, NULL, NULL, NULL))
+ return 1;
+ if (var != 0x00000001)
+ return 1;
+ if (rx_readl(dev, MUnit.OMRx[0]) & KERNEL_PANIC)
+ return 1;
+ return 0;
+}
+
+/**
* aac_rx_init - initialize an i960 based AAC card
* @dev: device to configure
*
@@ -403,7 +438,7 @@ static int aac_rx_send(struct fib * fib)
* to the comm region.
*/
-int aac_rx_init(struct aac_dev *dev)
+int _aac_rx_init(struct aac_dev *dev)
{
unsigned long start;
unsigned long status;
@@ -413,27 +448,30 @@ int aac_rx_init(struct aac_dev *dev)
instance = dev->id;
name = dev->name;
+ if (aac_adapter_ioremap(dev, dev->base_size)) {
+ printk(KERN_WARNING "%s: unable to map adapter.\n", name);
+ goto error_iounmap;
+ }
+
/*
* Check to see if the board panic'd while booting.
*/
+ status = rx_readl(dev, MUnit.OMRx[0]);
+ if (status & KERNEL_PANIC)
+ if (aac_rx_restart_adapter(dev))
+ goto error_iounmap;
/*
* Check to see if the board failed any self tests.
*/
- if (rx_readl(dev, MUnit.OMRx[0]) & SELF_TEST_FAILED) {
+ status = rx_readl(dev, MUnit.OMRx[0]);
+ if (status & SELF_TEST_FAILED) {
printk(KERN_ERR "%s%d: adapter self-test failed.\n", dev->name, instance);
goto error_iounmap;
}
/*
- * Check to see if the board panic'd while booting.
- */
- if (rx_readl(dev, MUnit.OMRx[0]) & KERNEL_PANIC) {
- printk(KERN_ERR "%s%d: adapter kernel panic.\n", dev->name, instance);
- goto error_iounmap;
- }
- /*
* Check to see if the monitor panic'd while booting.
*/
- if (rx_readl(dev, MUnit.OMRx[0]) & MONITOR_PANIC) {
+ if (status & MONITOR_PANIC) {
printk(KERN_ERR "%s%d: adapter monitor panic.\n", dev->name, instance);
goto error_iounmap;
}
@@ -441,12 +479,10 @@ int aac_rx_init(struct aac_dev *dev)
/*
* Wait for the adapter to be up and running. Wait up to 3 minutes
*/
- while ((!(rx_readl(dev, IndexRegs.Mailbox[7]) & KERNEL_UP_AND_RUNNING))
- || (!(rx_readl(dev, MUnit.OMRx[0]) & KERNEL_UP_AND_RUNNING)))
+ while (!((status = rx_readl(dev, MUnit.OMRx[0])) & KERNEL_UP_AND_RUNNING))
{
if(time_after(jiffies, start+startup_timeout*HZ))
{
- status = rx_readl(dev, IndexRegs.Mailbox[7]);
printk(KERN_ERR "%s%d: adapter kernel failed to start, init status = %lx.\n",
dev->name, instance, status);
goto error_iounmap;
@@ -481,11 +517,6 @@ int aac_rx_init(struct aac_dev *dev)
if (dev->new_comm_interface)
rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xf7);
- /*
- * Tell the adapter that all is configured, and it can start
- * accepting requests
- */
- aac_rx_start_adapter(dev);
return 0;
error_irq:
@@ -496,3 +527,23 @@ error_iounmap:
return -1;
}
+
+int aac_rx_init(struct aac_dev *dev)
+{
+ int retval;
+
+ /*
+ * Fill in the function dispatch table.
+ */
+ dev->a_ops.adapter_ioremap = aac_rx_ioremap;
+
+ retval = _aac_rx_init(dev);
+ if (!retval) {
+ /*
+ * Tell the adapter that all is configured, and it can
+ * start accepting requests
+ */
+ aac_rx_start_adapter(dev);
+ }
+ return retval;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-26 16:24:46 +0000