patch-2.4.0-test6 linux/drivers/scsi/ips.c
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- Lines: 3614
- Date:
Fri Aug 4 17:58:10 2000
- Orig file:
v2.4.0-test5/linux/drivers/scsi/ips.c
- Orig date:
Fri Jun 23 21:55:10 2000
diff -u --recursive --new-file v2.4.0-test5/linux/drivers/scsi/ips.c linux/drivers/scsi/ips.c
@@ -66,6 +66,18 @@
/* 3.60.01 - Remove bogus error check in passthru routine */
/* 3.60.02 - Make DCDB direction based on lookup table */
/* - Only allow one DCDB command to a SCSI ID at a time */
+/* 4.00.00 - Add support for ServeRAID 4 */
+/* 4.00.01 - Add support for First Failure Data Capture */
+/* 4.00.02 - Fix problem with PT DCDB with no buffer */
+/* 4.00.03 - Add alternative passthru interface */
+/* - Add ability to flash ServeRAID BIOS */
+/* 4.00.04 - Rename structures/constants to be prefixed with IPS_ */
+/* 4.00.05 - Remove wish_block from init routine */
+/* - Use linux/spinlock.h instead of asm/spinlock.h for kernels */
+/* 2.3.18 and later */
+/* - Sync with other changes from the 2.3 kernels */
+/* 4.00.06 - Fix timeout with initial FFDC command */
+/* 4.00.06a - Port to 2.4 (trivial) -- Christoph Hellwig <hch@caldera.de> */
/* */
/*****************************************************************************/
@@ -78,9 +90,7 @@
*
*/
-#if defined (MODULE)
- #include <linux/module.h>
-#endif /* MODULE */
+#include <linux/module.h>
#include <asm/io.h>
#include <asm/byteorder.h>
@@ -110,14 +120,33 @@
#include <linux/stat.h>
#include <linux/config.h>
+
+#if LINUX_VERSION_CODE >= LinuxVersionCode(2,3,18)
#include <linux/spinlock.h>
+#else
+#include <asm/spinlock.h>
+#endif
+
#include <linux/smp.h>
/*
* DRIVER_VER
*/
-#define IPS_VERSION_HIGH "3.60" /* MUST be 4 chars */
-#define IPS_VERSION_LOW ".02 " /* MUST be 4 chars */
+#define IPS_VERSION_HIGH "4.00" /* MUST be 4 chars */
+#define IPS_VERSION_LOW ".06 " /* MUST be 4 chars */
+
+#if LINUX_VERSION_CODE < LinuxVersionCode(2,3,27)
+struct proc_dir_entry proc_scsi_ips = {
+#if !defined(PROC_SCSI_IPS)
+ 0, /* Use dynamic inode allocation */
+#else
+ PROC_SCSI_IPS,
+#endif
+ 3, "ips",
+ S_IFDIR | S_IRUGO | S_IXUGO, 2
+}
+;
+#endif
#if !defined(__i386__)
#error "This driver has only been tested on the x86 platform"
@@ -132,7 +161,7 @@
#endif
#if IPS_DEBUG >= 12
- #define DBG(s) printk(KERN_NOTICE s "\n"); MDELAY(2*ONE_SEC)
+ #define DBG(s) printk(KERN_NOTICE s "\n"); MDELAY(2*IPS_ONE_SEC)
#elif IPS_DEBUG >= 11
#define DBG(s) printk(KERN_NOTICE s "\n")
#else
@@ -149,7 +178,7 @@
static int ips_cmd_timeout = 60;
static int ips_reset_timeout = 60 * 5;
-#define MAX_ADAPTER_NAME 6
+#define MAX_ADAPTER_NAME 7
static char ips_adapter_name[][30] = {
"ServeRAID",
@@ -157,64 +186,65 @@
"ServeRAID on motherboard",
"ServeRAID on motherboard",
"ServeRAID 3H",
- "ServeRAID 3L"
+ "ServeRAID 3L",
+ "ServeRAID 4H"
};
/*
* Direction table
*/
static char ips_command_direction[] = {
-IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_OUT,
-IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_UNK,
-IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_IN, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_OUT,
-IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_OUT,
-IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_OUT,
-IPS_DATA_NONE, IPS_DATA_UNK, IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_IN,
-IPS_DATA_UNK, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_NONE, IPS_DATA_UNK,
-IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT,
-IPS_DATA_OUT, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_NONE, IPS_DATA_NONE,
-IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT,
-IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_OUT,
-IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_NONE,
-IPS_DATA_UNK, IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_UNK,
-IPS_DATA_NONE, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_OUT, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_UNK, IPS_DATA_IN, IPS_DATA_NONE,
-IPS_DATA_OUT, IPS_DATA_UNK, IPS_DATA_NONE, IPS_DATA_UNK, IPS_DATA_OUT,
-IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_NONE,
-IPS_DATA_UNK, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_IN,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_OUT,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
-IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK
+IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_OUT,
+IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_UNK,
+IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_IN, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_OUT,
+IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_OUT,
+IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_OUT,
+IPS_DATA_NONE, IPS_DATA_UNK, IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_IN,
+IPS_DATA_UNK, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_NONE, IPS_DATA_UNK,
+IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT,
+IPS_DATA_OUT, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_NONE, IPS_DATA_NONE,
+IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT,
+IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_OUT,
+IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_NONE,
+IPS_DATA_UNK, IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_UNK,
+IPS_DATA_NONE, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_OUT, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_UNK, IPS_DATA_IN, IPS_DATA_NONE,
+IPS_DATA_OUT, IPS_DATA_UNK, IPS_DATA_NONE, IPS_DATA_UNK, IPS_DATA_OUT,
+IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_NONE,
+IPS_DATA_UNK, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_IN,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_OUT,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
+IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK
};
/*
@@ -232,8 +262,8 @@
void do_ipsintr(int, void *, struct pt_regs *);
static int ips_hainit(ips_ha_t *);
static int ips_map_status(ips_scb_t *, ips_stat_t *);
-static int ips_send(ips_ha_t *, ips_scb_t *, scb_callback);
-static int ips_send_wait(ips_ha_t *, ips_scb_t *, int);
+static int ips_send(ips_ha_t *, ips_scb_t *, ips_scb_callback);
+static int ips_send_wait(ips_ha_t *, ips_scb_t *, int, int);
static int ips_send_cmd(ips_ha_t *, ips_scb_t *);
static int ips_chkstatus(ips_ha_t *);
static int ips_online(ips_ha_t *, ips_scb_t *);
@@ -247,14 +277,14 @@
static int ips_issue(ips_ha_t *, ips_scb_t *);
static int ips_isintr(ips_ha_t *);
static int ips_wait(ips_ha_t *, int, int);
-static int ips_write_driver_status(ips_ha_t *);
-static int ips_read_adapter_status(ips_ha_t *);
-static int ips_read_subsystem_parameters(ips_ha_t *);
-static int ips_read_config(ips_ha_t *);
-static int ips_clear_adapter(ips_ha_t *);
-static int ips_readwrite_page5(ips_ha_t *, int);
+static int ips_write_driver_status(ips_ha_t *, int);
+static int ips_read_adapter_status(ips_ha_t *, int);
+static int ips_read_subsystem_parameters(ips_ha_t *, int);
+static int ips_read_config(ips_ha_t *, int);
+static int ips_clear_adapter(ips_ha_t *, int);
+static int ips_readwrite_page5(ips_ha_t *, int, int);
static void ips_intr(ips_ha_t *);
-static void ips_next(ips_ha_t *);
+static void ips_next(ips_ha_t *, int);
static void ipsintr_blocking(ips_ha_t *, struct ips_scb *);
static void ipsintr_done(ips_ha_t *, struct ips_scb *);
static void ips_done(ips_ha_t *, ips_scb_t *);
@@ -262,6 +292,9 @@
static void ips_init_scb(ips_ha_t *, ips_scb_t *);
static void ips_freescb(ips_ha_t *, ips_scb_t *);
static void ips_statinit(ips_ha_t *);
+static void ips_fix_ffdc_time(ips_ha_t *, ips_scb_t *, time_t);
+static void ips_ffdc_reset(ips_ha_t *, int);
+static void ips_ffdc_time(ips_ha_t *, int);
static ips_scb_t * ips_getscb(ips_ha_t *);
static inline void ips_putq_scb_head(ips_scb_queue_t *, ips_scb_t *);
static inline void ips_putq_scb_tail(ips_scb_queue_t *, ips_scb_t *);
@@ -271,17 +304,26 @@
static inline void ips_putq_wait_tail(ips_wait_queue_t *, Scsi_Cmnd *);
static inline Scsi_Cmnd * ips_removeq_wait_head(ips_wait_queue_t *);
static inline Scsi_Cmnd * ips_removeq_wait(ips_wait_queue_t *, Scsi_Cmnd *);
+static inline void ips_putq_copp_head(ips_copp_queue_t *, ips_copp_wait_item_t *);
+static inline void ips_putq_copp_tail(ips_copp_queue_t *, ips_copp_wait_item_t *);
+static inline ips_copp_wait_item_t * ips_removeq_copp(ips_copp_queue_t *, ips_copp_wait_item_t *);
+static inline ips_copp_wait_item_t * ips_removeq_copp_head(ips_copp_queue_t *);
+static int ips_erase_bios(ips_ha_t *);
+static int ips_program_bios(ips_ha_t *, char *, int);
+static int ips_verify_bios(ips_ha_t *, char *, int);
#ifndef NO_IPS_CMDLINE
static int ips_is_passthru(Scsi_Cmnd *);
static int ips_make_passthru(ips_ha_t *, Scsi_Cmnd *, ips_scb_t *);
static int ips_usrcmd(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
+static int ips_newusrcmd(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
+static void ips_cleanup_passthru(ips_ha_t *, ips_scb_t *);
#endif
int ips_proc_info(char *, char **, off_t, int, int, int);
static int ips_host_info(ips_ha_t *, char *, off_t, int);
-static void copy_mem_info(INFOSTR *, char *, int);
-static int copy_info(INFOSTR *, char *, ...);
+static void copy_mem_info(IPS_INFOSTR *, char *, int);
+static int copy_info(IPS_INFOSTR *, char *, ...);
/*--------------------------------------------------------------------------*/
/* Exported Functions */
@@ -295,6 +337,8 @@
/* */
/* Detect and initialize the driver */
/* */
+/* NOTE: this routine is called under the io_request_lock spinlock */
+/* */
/****************************************************************************/
int
ips_detect(Scsi_Host_Template *SHT) {
@@ -302,6 +346,7 @@
ips_ha_t *ha;
u32 io_addr;
u16 planer;
+ u8 revision_id;
u8 bus;
u8 func;
u8 irq;
@@ -311,7 +356,11 @@
DBG("ips_detect");
SHT->proc_info = ips_proc_info;
+#if LINUX_VERSION_CODE < LinuxVersionCode(2,3,27)
+ SHT->proc_dir = &proc_scsi_ips;
+#else
SHT->proc_name = "ips";
+#endif
#if defined(CONFIG_PCI)
@@ -325,26 +374,27 @@
if (!(dev = pci_find_device(IPS_VENDORID, IPS_DEVICEID, dev)))
break;
+
if (pci_enable_device(dev))
- break;
+ break;
+
/* stuff that we get in dev */
irq = dev->irq;
bus = dev->bus->number;
func = dev->devfn;
io_addr = pci_resource_start(dev, 0);
+
+ /* check I/O address */
+ if (pci_resource_flags(dev, 0) & IORESOURCE_MEM)
+ continue;
/* get planer status */
if (pci_read_config_word(dev, 0x04, &planer)) {
printk(KERN_WARNING "(%s%d) can't get planer status.\n",
ips_name, index);
-
continue;
}
- /* check I/O address */
- if (pci_resource_flags(dev, 0) & IORESOURCE_MEM)
- continue;
-
/* check to see if an onboard planer controller is disabled */
if (!(planer & 0x000C)) {
@@ -361,6 +411,14 @@
ips_name, index, bus, func, irq, io_addr);
#endif
+ /* get the revision ID */
+ if (pci_read_config_byte(dev, 0x08, &revision_id)) {
+ printk(KERN_WARNING "(%s%d) can't get revision id.\n",
+ ips_name, index);
+
+ continue;
+ }
+
/* found a controller */
sh = scsi_register(SHT, sizeof(ips_ha_t));
@@ -371,19 +429,23 @@
continue;
}
- ha = HA(sh);
+ ha = IPS_HA(sh);
memset(ha, 0, sizeof(ips_ha_t));
/* Initialize spin lock */
spin_lock_init(&ha->scb_lock);
spin_lock_init(&ha->copp_lock);
+ spin_lock_init(&ha->ips_lock);
+ spin_lock_init(&ha->copp_waitlist.lock);
+ spin_lock_init(&ha->scb_waitlist.lock);
+ spin_lock_init(&ha->scb_activelist.lock);
ips_sh[ips_num_controllers] = sh;
ips_ha[ips_num_controllers] = ha;
ips_num_controllers++;
ha->active = 1;
- ha->enq = kmalloc(sizeof(ENQCMD), GFP_KERNEL|GFP_DMA);
+ ha->enq = kmalloc(sizeof(IPS_ENQ), GFP_KERNEL|GFP_DMA);
if (!ha->enq) {
printk(KERN_WARNING "(%s%d) Unable to allocate host inquiry structure - skipping contoller\n",
@@ -394,7 +456,7 @@
continue;
}
- ha->adapt = kmalloc(sizeof(ADAPTER_AREA), GFP_KERNEL|GFP_DMA);
+ ha->adapt = kmalloc(sizeof(IPS_ADAPTER), GFP_KERNEL|GFP_DMA);
if (!ha->adapt) {
printk(KERN_WARNING "(%s%d) Unable to allocate host adapt structure - skipping controller\n",
@@ -405,7 +467,7 @@
continue;
}
- ha->conf = kmalloc(sizeof(CONFCMD), GFP_KERNEL|GFP_DMA);
+ ha->conf = kmalloc(sizeof(IPS_CONF), GFP_KERNEL|GFP_DMA);
if (!ha->conf) {
printk(KERN_WARNING "(%s%d) Unable to allocate host conf structure - skipping controller\n",
@@ -416,7 +478,7 @@
continue;
}
- ha->nvram = kmalloc(sizeof(NVRAM_PAGE5), GFP_KERNEL|GFP_DMA);
+ ha->nvram = kmalloc(sizeof(IPS_NVRAM_P5), GFP_KERNEL|GFP_DMA);
if (!ha->nvram) {
printk(KERN_WARNING "(%s%d) Unable to allocate host nvram structure - skipping controller\n",
@@ -427,7 +489,7 @@
continue;
}
- ha->subsys = kmalloc(sizeof(SUBSYS_PARAM), GFP_KERNEL|GFP_DMA);
+ ha->subsys = kmalloc(sizeof(IPS_SUBSYS), GFP_KERNEL|GFP_DMA);
if (!ha->subsys) {
printk(KERN_WARNING "(%s%d) Unable to allocate host subsystem structure - skipping controller\n",
@@ -438,7 +500,7 @@
continue;
}
- ha->dummy = kmalloc(sizeof(BASIC_IO_CMD), GFP_KERNEL|GFP_DMA);
+ ha->dummy = kmalloc(sizeof(IPS_IO_CMD), GFP_KERNEL|GFP_DMA);
if (!ha->dummy) {
printk(KERN_WARNING "(%s%d) Unable to allocate host dummy structure - skipping controller\n",
@@ -449,6 +511,17 @@
continue;
}
+ ha->ioctl_data = kmalloc(IPS_IOCTL_SIZE, GFP_KERNEL|GFP_DMA);
+ ha->ioctl_datasize = IPS_IOCTL_SIZE;
+ if (!ha->ioctl_data) {
+ printk(KERN_WARNING "(%s%d) Unable to allocate ioctl data - skipping controller\n",
+ ips_name, index);
+
+ ha->active = 0;
+
+ continue;
+ }
+
/* Store away needed values for later use */
sh->io_port = io_addr;
sh->n_io_port = 255;
@@ -465,6 +538,7 @@
ha->io_addr = io_addr;
ha->irq = irq;
ha->host_num = index;
+ ha->revision_id = revision_id;
/* install the interrupt handler */
if (request_irq(irq, do_ipsintr, SA_SHIRQ, ips_name, ha)) {
@@ -491,7 +565,7 @@
}
memset(ha->scbs, 0, sizeof(ips_scb_t));
- ha->scbs->sg_list = (SG_LIST *) kmalloc(sizeof(SG_LIST) * MAX_SG_ELEMENTS, GFP_KERNEL|GFP_DMA);
+ ha->scbs->sg_list = (IPS_SG_LIST *) kmalloc(sizeof(IPS_SG_LIST) * IPS_MAX_SG, GFP_KERNEL|GFP_DMA);
if (!ha->scbs->sg_list) {
/* couldn't allocate a temp SCB S/G list */
printk(KERN_WARNING "(%s%d) unable to allocate CCBs - skipping contoller\n",
@@ -569,7 +643,7 @@
panic("(%s) release, invalid Scsi_Host pointer.\n",
ips_name);
- ha = HA(sh);
+ ha = IPS_HA(sh);
if (!ha)
return (FALSE);
@@ -580,11 +654,11 @@
ips_init_scb(ha, scb);
scb->timeout = ips_cmd_timeout;
- scb->cdb[0] = FLUSH_CACHE;
+ scb->cdb[0] = IPS_CMD_FLUSH;
- scb->cmd.flush_cache.op_code = FLUSH_CACHE;
+ scb->cmd.flush_cache.op_code = IPS_CMD_FLUSH;
scb->cmd.flush_cache.command_id = IPS_COMMAND_ID(ha, scb);
- scb->cmd.flush_cache.state = NORM_STATE;
+ scb->cmd.flush_cache.state = IPS_NORM_STATE;
scb->cmd.flush_cache.reserved = 0;
scb->cmd.flush_cache.reserved2 = 0;
scb->cmd.flush_cache.reserved3 = 0;
@@ -593,7 +667,7 @@
printk("(%s%d) Flushing Cache.\n", ips_name, ha->host_num);
/* send command */
- if (ips_send_wait(ha, scb, ips_cmd_timeout) == IPS_FAILURE)
+ if (ips_send_wait(ha, scb, ips_cmd_timeout, IPS_INTR_ON) == IPS_FAILURE)
printk("(%s%d) Incomplete Flush.\n", ips_name, ha->host_num);
printk("(%s%d) Flushing Complete.\n", ips_name, ha->host_num);
@@ -625,6 +699,7 @@
int
ips_eh_abort(Scsi_Cmnd *SC) {
ips_ha_t *ha;
+ ips_copp_wait_item_t *item;
DBG("ips_eh_abort");
@@ -651,9 +726,23 @@
if (test_and_set_bit(IPS_IN_ABORT, &ha->flags))
return (FAILED);
+ /* See if the command is on the copp queue */
+ IPS_QUEUE_LOCK(&ha->copp_waitlist);
+ item = ha->copp_waitlist.head;
+ while ((item) && (item->scsi_cmd != SC))
+ item = item->next;
+ IPS_QUEUE_UNLOCK(&ha->copp_waitlist);
+
+ if (item) {
+ /* Found it */
+ ips_removeq_copp(&ha->copp_waitlist, item);
+ clear_bit(IPS_IN_ABORT, &ha->flags);
+
+ return (SUCCESS);
+ }
+
/* See if the command is on the wait queue */
- if (ips_removeq_wait(&ha->scb_waitlist, SC) ||
- ips_removeq_wait(&ha->copp_waitlist, SC)) {
+ if (ips_removeq_wait(&ha->scb_waitlist, SC)) {
/* command not sent yet */
clear_bit(IPS_IN_ABORT, &ha->flags);
@@ -678,6 +767,7 @@
int
ips_abort(Scsi_Cmnd *SC) {
ips_ha_t *ha;
+ ips_copp_wait_item_t *item;
DBG("ips_abort");
@@ -704,9 +794,23 @@
if (test_and_set_bit(IPS_IN_ABORT, &ha->flags))
return (SCSI_ABORT_SNOOZE);
+ /* See if the command is on the copp queue */
+ IPS_QUEUE_LOCK(&ha->copp_waitlist);
+ item = ha->copp_waitlist.head;
+ while ((item) && (item->scsi_cmd != SC))
+ item = item->next;
+ IPS_QUEUE_UNLOCK(&ha->copp_waitlist);
+
+ if (item) {
+ /* Found it */
+ ips_removeq_copp(&ha->copp_waitlist, item);
+ clear_bit(IPS_IN_ABORT, &ha->flags);
+
+ return (SCSI_ABORT_PENDING);
+ }
+
/* See if the command is on the wait queue */
- if (ips_removeq_wait(&ha->scb_waitlist, SC) ||
- ips_removeq_wait(&ha->copp_waitlist, SC)) {
+ if (ips_removeq_wait(&ha->scb_waitlist, SC)) {
/* command not sent yet */
clear_bit(IPS_IN_ABORT, &ha->flags);
@@ -727,11 +831,15 @@
/* */
/* Reset the controller (with new eh error code) */
/* */
+/* NOTE: this routine is called under the io_request_lock spinlock */
+/* */
/****************************************************************************/
int
ips_eh_reset(Scsi_Cmnd *SC) {
- ips_ha_t *ha;
- ips_scb_t *scb;
+ u32 cpu_flags;
+ ips_ha_t *ha;
+ ips_scb_t *scb;
+ ips_copp_wait_item_t *item;
DBG("ips_eh_reset");
@@ -765,11 +873,25 @@
if (test_and_set_bit(IPS_IN_RESET, &ha->flags))
return (FAILED);
- /* See if the command is on the waiting queue */
- if (ips_removeq_wait(&ha->scb_waitlist, SC) ||
- ips_removeq_wait(&ha->copp_waitlist, SC)) {
+ /* See if the command is on the copp queue */
+ IPS_QUEUE_LOCK(&ha->copp_waitlist);
+ item = ha->copp_waitlist.head;
+ while ((item) && (item->scsi_cmd != SC))
+ item = item->next;
+ IPS_QUEUE_UNLOCK(&ha->copp_waitlist);
+
+ if (item) {
+ /* Found it */
+ ips_removeq_copp(&ha->copp_waitlist, item);
+ clear_bit(IPS_IN_RESET, &ha->flags);
+
+ return (SUCCESS);
+ }
+
+ /* See if the command is on the wait queue */
+ if (ips_removeq_wait(&ha->scb_waitlist, SC)) {
/* command not sent yet */
- clear_bit(IPS_IN_ABORT, &ha->flags);
+ clear_bit(IPS_IN_RESET, &ha->flags);
return (SUCCESS);
}
@@ -784,25 +906,39 @@
return (FAILED);
}
- if (!ips_clear_adapter(ha)) {
+ if (!ips_clear_adapter(ha, IPS_INTR_IORL)) {
clear_bit(IPS_IN_RESET, &ha->flags);
return (FAILED);
}
+ /* FFDC */
+ if (ha->subsys->param[3] & 0x300000) {
+ struct timeval tv;
+
+ do_gettimeofday(&tv);
+ IPS_HA_LOCK(cpu_flags);
+ ha->last_ffdc = tv.tv_sec;
+ ha->reset_count++;
+ IPS_HA_UNLOCK(cpu_flags);
+ ips_ffdc_reset(ha, IPS_INTR_IORL);
+ }
+
/* Now fail all of the active commands */
#if IPS_DEBUG >= 1
printk(KERN_WARNING "(%s%d) Failing active commands\n",
ips_name, ha->host_num);
#endif
while ((scb = ips_removeq_scb_head(&ha->scb_activelist))) {
- scb->scsi_cmd->result = DID_RESET << 16;
+ scb->scsi_cmd->result = (DID_RESET << 16) | (SUGGEST_RETRY << 24);
scb->scsi_cmd->scsi_done(scb->scsi_cmd);
ips_freescb(ha, scb);
}
/* Reset the number of active IOCTLs */
+ IPS_HA_LOCK(cpu_flags);
ha->num_ioctl = 0;
+ IPS_HA_UNLOCK(cpu_flags);
clear_bit(IPS_IN_RESET, &ha->flags);
@@ -814,7 +950,7 @@
* handler wants to do this and since
* interrupts are turned off here....
*/
- ips_next(ha);
+ ips_next(ha, IPS_INTR_IORL);
}
return (SUCCESS);
@@ -831,11 +967,15 @@
/* */
/* Reset the controller */
/* */
+/* NOTE: this routine is called under the io_request_lock spinlock */
+/* */
/****************************************************************************/
int
ips_reset(Scsi_Cmnd *SC, unsigned int flags) {
- ips_ha_t *ha;
- ips_scb_t *scb;
+ u32 cpu_flags;
+ ips_ha_t *ha;
+ ips_scb_t *scb;
+ ips_copp_wait_item_t *item;
DBG("ips_reset");
@@ -869,11 +1009,25 @@
if (test_and_set_bit(IPS_IN_RESET, &ha->flags))
return (SCSI_RESET_SNOOZE);
- /* See if the command is on the waiting queue */
- if (ips_removeq_wait(&ha->scb_waitlist, SC) ||
- ips_removeq_wait(&ha->copp_waitlist, SC)) {
+ /* See if the command is on the copp queue */
+ IPS_QUEUE_LOCK(&ha->copp_waitlist);
+ item = ha->copp_waitlist.head;
+ while ((item) && (item->scsi_cmd != SC))
+ item = item->next;
+ IPS_QUEUE_UNLOCK(&ha->copp_waitlist);
+
+ if (item) {
+ /* Found it */
+ ips_removeq_copp(&ha->copp_waitlist, item);
+ clear_bit(IPS_IN_RESET, &ha->flags);
+
+ return (SCSI_RESET_SNOOZE);
+ }
+
+ /* See if the command is on the wait queue */
+ if (ips_removeq_wait(&ha->scb_waitlist, SC)) {
/* command not sent yet */
- clear_bit(IPS_IN_ABORT, &ha->flags);
+ clear_bit(IPS_IN_RESET, &ha->flags);
return (SCSI_RESET_SNOOZE);
}
@@ -885,25 +1039,39 @@
return (SCSI_RESET_ERROR);
}
- if (!ips_clear_adapter(ha)) {
+ if (!ips_clear_adapter(ha, IPS_INTR_IORL)) {
clear_bit(IPS_IN_RESET, &ha->flags);
return (SCSI_RESET_ERROR);
}
+ /* FFDC */
+ if (ha->subsys->param[3] & 0x300000) {
+ struct timeval tv;
+
+ do_gettimeofday(&tv);
+ IPS_HA_LOCK(cpu_flags);
+ ha->last_ffdc = tv.tv_sec;
+ ha->reset_count++;
+ IPS_HA_UNLOCK(cpu_flags);
+ ips_ffdc_reset(ha, IPS_INTR_IORL);
+ }
+
/* Now fail all of the active commands */
#if IPS_DEBUG >= 1
printk(KERN_WARNING "(%s%d) Failing active commands\n",
ips_name, ha->host_num);
#endif
while ((scb = ips_removeq_scb_head(&ha->scb_activelist))) {
- scb->scsi_cmd->result = DID_RESET << 16;
+ scb->scsi_cmd->result = (DID_RESET << 16) | (SUGGEST_RETRY << 24);
scb->scsi_cmd->scsi_done(scb->scsi_cmd);
ips_freescb(ha, scb);
}
/* Reset the number of active IOCTLs */
+ IPS_HA_LOCK(cpu_flags);
ha->num_ioctl = 0;
+ IPS_HA_UNLOCK(cpu_flags);
clear_bit(IPS_IN_RESET, &ha->flags);
@@ -915,7 +1083,7 @@
* handler wants to do this and since
* interrupts are turned off here....
*/
- ips_next(ha);
+ ips_next(ha, IPS_INTR_IORL);
}
return (SCSI_RESET_SUCCESS);
@@ -932,10 +1100,15 @@
/* */
/* Send a command to the controller */
/* */
+/* NOTE: */
+/* Linux obtains io_request_lock before calling this function */
+/* */
/****************************************************************************/
int
ips_queue(Scsi_Cmnd *SC, void (*done) (Scsi_Cmnd *)) {
ips_ha_t *ha;
+ u32 cpu_flags;
+ DECLARE_MUTEX_LOCKED(sem);
DBG("ips_queue");
@@ -949,19 +1122,27 @@
#ifndef NO_IPS_CMDLINE
if (ips_is_passthru(SC)) {
+ IPS_QUEUE_LOCK(&ha->copp_waitlist);
if (ha->copp_waitlist.count == IPS_MAX_IOCTL_QUEUE) {
+ IPS_QUEUE_UNLOCK(&ha->copp_waitlist);
SC->result = DID_BUS_BUSY << 16;
done(SC);
return (0);
+ } else {
+ IPS_QUEUE_UNLOCK(&ha->copp_waitlist);
}
} else {
#endif
+ IPS_QUEUE_LOCK(&ha->scb_waitlist);
if (ha->scb_waitlist.count == IPS_MAX_QUEUE) {
+ IPS_QUEUE_UNLOCK(&ha->scb_waitlist);
SC->result = DID_BUS_BUSY << 16;
done(SC);
return (0);
+ } else {
+ IPS_QUEUE_UNLOCK(&ha->scb_waitlist);
}
#ifndef NO_IPS_CMDLINE
@@ -978,21 +1159,82 @@
SC->target,
SC->lun);
#if IPS_DEBUG >= 11
- MDELAY(2*ONE_SEC);
+ MDELAY(2*IPS_ONE_SEC);
#endif
#endif
#ifndef NO_IPS_CMDLINE
- if (ips_is_passthru(SC))
- ips_putq_wait_tail(&ha->copp_waitlist, SC);
+ if (ips_is_passthru(SC)) {
+ ips_copp_wait_item_t *scratch;
+
+ /* allocate space for the scribble */
+ scratch = kmalloc(sizeof(ips_copp_wait_item_t), GFP_KERNEL);
+
+ if (!scratch) {
+ SC->result = DID_ERROR << 16;
+ done(SC);
+
+ return (0);
+ }
+
+ scratch->scsi_cmd = SC;
+ scratch->sem = &sem;
+ scratch->next = NULL;
+
+ ips_putq_copp_tail(&ha->copp_waitlist, scratch);
+ }
else
#endif
ips_putq_wait_tail(&ha->scb_waitlist, SC);
+ IPS_HA_LOCK(cpu_flags);
if ((!test_bit(IPS_IN_INTR, &ha->flags)) &&
(!test_bit(IPS_IN_ABORT, &ha->flags)) &&
- (!test_bit(IPS_IN_RESET, &ha->flags)))
- ips_next(ha);
+ (!test_bit(IPS_IN_RESET, &ha->flags))) {
+ IPS_HA_UNLOCK(cpu_flags);
+ ips_next(ha, IPS_INTR_IORL);
+ } else {
+ IPS_HA_UNLOCK(cpu_flags);
+ }
+
+ /*
+ * If this request was a new style IOCTL wait
+ * for it to finish.
+ *
+ * NOTE: we relinquished the lock above so this should
+ * not cause contention problems
+ */
+ if (ips_is_passthru(SC) && SC->cmnd[0] == IPS_IOCTL_NEW_COMMAND) {
+ char *user_area;
+ char *kern_area;
+ u32 datasize;
+
+ /* free io_request_lock */
+ spin_unlock_irq(&io_request_lock);
+
+ /* wait for the command to finish */
+ down(&sem);
+
+ /* reobtain the lock */
+ spin_lock_irq(&io_request_lock);
+
+ /* command finished -- copy back */
+ user_area = *((char **) &SC->cmnd[4]);
+ kern_area = ha->ioctl_data;
+ datasize = *((u32 *) &SC->cmnd[8]);
+
+ if (copy_to_user(user_area, kern_area, datasize) > 0) {
+#if IPS_DEBUG_PT >= 1
+ printk(KERN_NOTICE "(%s%d) passthru failed - unable to copy out user data\n",
+ ips_name, ha->host_num);
+#endif
+
+ SC->result = DID_ERROR << 16;
+ SC->scsi_done(SC);
+ } else {
+ SC->scsi_done(SC);
+ }
+ }
return (0);
}
@@ -1024,17 +1266,17 @@
if (!ha->active)
return (0);
- if (!ips_read_adapter_status(ha))
+ if (!ips_read_adapter_status(ha, IPS_INTR_ON))
/* ?!?! Enquiry command failed */
return (0);
if ((disk->capacity > 0x400000) &&
((ha->enq->ucMiscFlag & 0x8) == 0)) {
- heads = NORM_MODE_HEADS;
- sectors = NORM_MODE_SECTORS;
+ heads = IPS_NORM_HEADS;
+ sectors = IPS_NORM_SECTORS;
} else {
- heads = COMP_MODE_HEADS;
- sectors = COMP_MODE_SECTORS;
+ heads = IPS_COMP_HEADS;
+ sectors = IPS_COMP_SECTORS;
}
cylinders = disk->capacity / (heads * sectors);
@@ -1063,7 +1305,7 @@
void
do_ipsintr(int irq, void *dev_id, struct pt_regs *regs) {
ips_ha_t *ha;
- unsigned int cpu_flags;
+ u32 cpu_flags;
DBG("do_ipsintr");
@@ -1096,6 +1338,9 @@
clear_bit(IPS_IN_INTR, &ha->flags);
spin_unlock_irqrestore(&io_request_lock, cpu_flags);
+
+ /* start the next command */
+ ips_next(ha, IPS_INTR_ON);
}
/****************************************************************************/
@@ -1114,6 +1359,7 @@
ips_stat_t *sp;
ips_scb_t *scb;
int status;
+ u32 cpu_flags;
DBG("ips_intr");
@@ -1123,6 +1369,7 @@
if (!ha->active)
return;
+ IPS_HA_LOCK(cpu_flags);
while (ips_isintr(ha)) {
sp = &ha->sp;
@@ -1139,10 +1386,12 @@
* use the callback function to finish things up
* NOTE: interrupts are OFF for this
*/
+ IPS_HA_UNLOCK(cpu_flags);
(*scb->callback) (ha, scb);
+ IPS_HA_LOCK(cpu_flags);
}
- clear_bit(IPS_IN_INTR, &ha->flags);
+ IPS_HA_UNLOCK(cpu_flags);
}
/****************************************************************************/
@@ -1162,7 +1411,7 @@
DBG("ips_info");
- ha = HA(SH);
+ ha = IPS_HA(SH);
if (!ha)
return (NULL);
@@ -1250,10 +1499,10 @@
if (!SC)
return (0);
- if ((SC->channel == 0) &&
+ if (((SC->cmnd[0] == IPS_IOCTL_COMMAND) || (SC->cmnd[0] == IPS_IOCTL_NEW_COMMAND)) &&
+ (SC->channel == 0) &&
(SC->target == IPS_ADAPTER_ID) &&
(SC->lun == 0) &&
- (SC->cmnd[0] == 0x0d) &&
(SC->request_bufflen) &&
(!SC->use_sg) &&
(((char *) SC->request_buffer)[0] == 'C') &&
@@ -1268,7 +1517,7 @@
/****************************************************************************/
/* */
-/* Routine Name: ips_is_passthru */
+/* Routine Name: ips_make_passthru */
/* */
/* Routine Description: */
/* */
@@ -1315,17 +1564,23 @@
}
pt = (ips_passthru_t *) SC->request_buffer;
- scb->scsi_cmd = SC;
-
- if (SC->request_bufflen < (sizeof(ips_passthru_t) + pt->CmdBSize)) {
- /* wrong size */
-#if IPS_DEBUG_PT >= 1
- printk(KERN_NOTICE "(%s%d) Passthru structure wrong size\n",
- ips_name, ha->host_num);
-#endif
- return (IPS_FAILURE);
- }
+ /*
+ * Some notes about the passthru interface used
+ *
+ * IF the scsi op_code == 0x0d then we assume
+ * that the data came along with/goes with the
+ * packet we received from the sg driver. In this
+ * case the CmdBSize field of the pt structure is
+ * used for the size of the buffer.
+ *
+ * IF the scsi op_code == 0x81 then we assume that
+ * we will need our own buffer and we will copy the
+ * data to/from the user buffer passed in the scsi
+ * command. The data address resides at offset 4
+ * in the scsi command. The length of the data resides
+ * at offset 8 in the scsi command.
+ */
switch (pt->CoppCmd) {
case IPS_NUMCTRLS:
@@ -1334,19 +1589,128 @@
SC->result = DID_OK << 16;
return (IPS_SUCCESS_IMM);
+
case IPS_CTRLINFO:
memcpy(SC->request_buffer + sizeof(ips_passthru_t),
ha, sizeof(ips_ha_t));
SC->result = DID_OK << 16;
return (IPS_SUCCESS_IMM);
- case COPPUSRCMD:
- if (ips_usrcmd(ha, pt, scb))
- return (IPS_SUCCESS);
- else
- return (IPS_FAILURE);
+
+ case IPS_COPPUSRCMD:
+ case IPS_COPPIOCCMD:
+ if (SC->cmnd[0] == IPS_IOCTL_COMMAND) {
+ if (SC->request_bufflen < (sizeof(ips_passthru_t) + pt->CmdBSize)) {
+ /* wrong size */
+ #if IPS_DEBUG_PT >= 1
+ printk(KERN_NOTICE "(%s%d) Passthru structure wrong size\n",
+ ips_name, ha->host_num);
+ #endif
+
+ return (IPS_FAILURE);
+ }
+
+ if (ips_usrcmd(ha, pt, scb))
+ return (IPS_SUCCESS);
+ else
+ return (IPS_FAILURE);
+ } else if (SC->cmnd[0] == IPS_IOCTL_NEW_COMMAND) {
+ if (SC->request_bufflen < (sizeof(ips_passthru_t))) {
+ /* wrong size */
+ #if IPS_DEBUG_PT >= 1
+ printk(KERN_NOTICE "(%s%d) Passthru structure wrong size\n",
+ ips_name, ha->host_num);
+ #endif
+
+ return (IPS_FAILURE);
+ }
+
+ if (ips_newusrcmd(ha, pt, scb))
+ return (IPS_SUCCESS);
+ else
+ return (IPS_FAILURE);
+ }
+
break;
- }
+
+ case IPS_FLASHBIOS:
+ /* we must use the new interface */
+ if (SC->cmnd[0] != IPS_IOCTL_NEW_COMMAND)
+ return (IPS_FAILURE);
+
+ /* don't flash the BIOS on future cards */
+ if (ha->revision_id > IPS_REVID_TROMBONE64) {
+#if IPS_DEBUG_PT >= 1
+ printk(KERN_NOTICE "(%s%d) flash bios failed - unsupported controller\n",
+ ips_name, ha->host_num);
+#endif
+ return (IPS_FAILURE);
+ }
+
+ /* copy in the size/buffer ptr from the scsi command */
+ memcpy(&pt->CmdBuffer, &SC->cmnd[4], 4);
+ memcpy(&pt->CmdBSize, &SC->cmnd[8], 4);
+
+ /* must have a buffer */
+ if ((!pt->CmdBSize) || (!pt->CmdBuffer))
+ return (IPS_FAILURE);
+
+ /* make sure buffer is big enough */
+ if (pt->CmdBSize > ha->ioctl_datasize) {
+ void *bigger_struct;
+
+ /* try to allocate a bigger struct */
+ bigger_struct = kmalloc(pt->CmdBSize, GFP_KERNEL|GFP_DMA);
+ if (bigger_struct) {
+ /* free the old memory */
+ kfree(ha->ioctl_data);
+
+ /* use the new memory */
+ ha->ioctl_data = bigger_struct;
+ ha->ioctl_datasize = pt->CmdBSize;
+ } else
+ return (IPS_FAILURE);
+ }
+
+ /* copy in the buffer */
+ if (copy_from_user(ha->ioctl_data, pt->CmdBuffer, pt->CmdBSize) > 0) {
+#if IPS_DEBUG_PT >= 1
+ printk(KERN_NOTICE "(%s%d) flash bios failed - unable to copy user buffer\n",
+ ips_name, ha->host_num);
+#endif
+
+ return (IPS_FAILURE);
+ }
+
+ if (ips_erase_bios(ha)) {
+#if IPS_DEBUG_PT >= 1
+ printk(KERN_NOTICE "(%s%d) flash bios failed - unable to erase flash\n",
+ ips_name, ha->host_num);
+#endif
+
+ return (IPS_FAILURE);
+ }
+
+ if (ips_program_bios(ha, ha->ioctl_data, pt->CmdBSize)) {
+#if IPS_DEBUG_PT >= 1
+ printk(KERN_NOTICE "(%s%d) flash bios failed - unable to program flash\n",
+ ips_name, ha->host_num);
+#endif
+
+ return (IPS_FAILURE);
+ }
+
+ if (ips_verify_bios(ha, ha->ioctl_data, pt->CmdBSize)) {
+#if IPS_DEBUG_PT >= 1
+ printk(KERN_NOTICE "(%s%d) flash bios failed - unable to verify flash\n",
+ ips_name, ha->host_num);
+#endif
+
+ return (IPS_FAILURE);
+ }
+
+ return (IPS_SUCCESS_IMM);
+ } /* end switch */
return (IPS_FAILURE);
}
@@ -1362,7 +1726,7 @@
/****************************************************************************/
static int
ips_usrcmd(ips_ha_t *ha, ips_passthru_t *pt, ips_scb_t *scb) {
- SG_LIST *sg_list;
+ IPS_SG_LIST *sg_list;
DBG("ips_usrcmd");
@@ -1373,15 +1737,15 @@
sg_list = scb->sg_list;
/* copy in the CP */
- memcpy(&scb->cmd, &pt->CoppCP.cmd, sizeof(IOCTL_INFO));
- memcpy(&scb->dcdb, &pt->CoppCP.dcdb, sizeof(DCDB_TABLE));
+ memcpy(&scb->cmd, &pt->CoppCP.cmd, sizeof(IPS_IOCTL_CMD));
+ memcpy(&scb->dcdb, &pt->CoppCP.dcdb, sizeof(IPS_DCDB_TABLE));
/* FIX stuff that might be wrong */
scb->sg_list = sg_list;
scb->scb_busaddr = VIRT_TO_BUS(scb);
- scb->bus = 0;
- scb->target_id = 0;
- scb->lun = 0;
+ scb->bus = scb->scsi_cmd->channel;
+ scb->target_id = scb->scsi_cmd->target;
+ scb->lun = scb->scsi_cmd->lun;
scb->sg_len = 0;
scb->data_len = 0;
scb->flags = 0;
@@ -1391,9 +1755,9 @@
scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
/* we don't support DCDB/READ/WRITE Scatter Gather */
- if ((scb->cmd.basic_io.op_code == READ_SCATTER_GATHER) ||
- (scb->cmd.basic_io.op_code == WRITE_SCATTER_GATHER) ||
- (scb->cmd.basic_io.op_code == DIRECT_CDB_SCATTER_GATHER))
+ if ((scb->cmd.basic_io.op_code == IPS_CMD_READ_SG) ||
+ (scb->cmd.basic_io.op_code == IPS_CMD_WRITE_SG) ||
+ (scb->cmd.basic_io.op_code == IPS_CMD_DCDB_SG))
return (0);
if (pt->CmdBSize) {
@@ -1402,13 +1766,129 @@
scb->data_busaddr = 0L;
}
+ if (scb->cmd.dcdb.op_code == IPS_CMD_DCDB)
+ scb->cmd.dcdb.dcdb_address = VIRT_TO_BUS(&scb->dcdb);
+
if (pt->CmdBSize) {
- if (scb->cmd.dcdb.op_code == DIRECT_CDB) {
- scb->cmd.dcdb.dcdb_address = VIRT_TO_BUS(&scb->dcdb);
+ if (scb->cmd.dcdb.op_code == IPS_CMD_DCDB)
scb->dcdb.buffer_pointer = scb->data_busaddr;
- } else {
+ else
scb->cmd.basic_io.sg_addr = scb->data_busaddr;
+ }
+
+ /* set timeouts */
+ if (pt->TimeOut) {
+ scb->timeout = pt->TimeOut;
+
+ if (pt->TimeOut <= 10)
+ scb->dcdb.cmd_attribute |= IPS_TIMEOUT10;
+ else if (pt->TimeOut <= 60)
+ scb->dcdb.cmd_attribute |= IPS_TIMEOUT60;
+ else
+ scb->dcdb.cmd_attribute |= IPS_TIMEOUT20M;
+ }
+
+ /* assume success */
+ scb->scsi_cmd->result = DID_OK << 16;
+
+ /* success */
+ return (1);
+}
+
+/****************************************************************************/
+/* */
+/* Routine Name: ips_newusrcmd */
+/* */
+/* Routine Description: */
+/* */
+/* Process a user command and make it ready to send */
+/* */
+/****************************************************************************/
+static int
+ips_newusrcmd(ips_ha_t *ha, ips_passthru_t *pt, ips_scb_t *scb) {
+ IPS_SG_LIST *sg_list;
+ char *user_area;
+ char *kern_area;
+ u32 datasize;
+
+ DBG("ips_usrcmd");
+
+ if ((!scb) || (!pt) || (!ha))
+ return (0);
+
+ /* Save the S/G list pointer so it doesn't get clobbered */
+ sg_list = scb->sg_list;
+
+ /* copy in the CP */
+ memcpy(&scb->cmd, &pt->CoppCP.cmd, sizeof(IPS_IOCTL_CMD));
+ memcpy(&scb->dcdb, &pt->CoppCP.dcdb, sizeof(IPS_DCDB_TABLE));
+
+ /* FIX stuff that might be wrong */
+ scb->sg_list = sg_list;
+ scb->scb_busaddr = VIRT_TO_BUS(scb);
+ scb->bus = scb->scsi_cmd->channel;
+ scb->target_id = scb->scsi_cmd->target;
+ scb->lun = scb->scsi_cmd->lun;
+ scb->sg_len = 0;
+ scb->data_len = 0;
+ scb->flags = 0;
+ scb->op_code = 0;
+ scb->callback = ipsintr_done;
+ scb->timeout = ips_cmd_timeout;
+ scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
+
+ /* we don't support DCDB/READ/WRITE Scatter Gather */
+ if ((scb->cmd.basic_io.op_code == IPS_CMD_READ_SG) ||
+ (scb->cmd.basic_io.op_code == IPS_CMD_WRITE_SG) ||
+ (scb->cmd.basic_io.op_code == IPS_CMD_DCDB_SG))
+ return (0);
+
+ if (pt->CmdBSize) {
+ if (pt->CmdBSize > ha->ioctl_datasize) {
+ void *bigger_struct;
+
+ /* try to allocate a bigger struct */
+ bigger_struct = kmalloc(pt->CmdBSize, GFP_KERNEL|GFP_DMA);
+ if (bigger_struct) {
+ /* free the old memory */
+ kfree(ha->ioctl_data);
+
+ /* use the new memory */
+ ha->ioctl_data = bigger_struct;
+ ha->ioctl_datasize = pt->CmdBSize;
+ } else
+ return (0);
+
+ }
+
+ scb->data_busaddr = VIRT_TO_BUS(ha->ioctl_data);
+
+ /* Attempt to copy in the data */
+ user_area = *((char **) &scb->scsi_cmd->cmnd[4]);
+ kern_area = ha->ioctl_data;
+ datasize = *((u32 *) &scb->scsi_cmd->cmnd[8]);
+
+ if (copy_from_user(kern_area, user_area, datasize) > 0) {
+#if IPS_DEBUG_PT >= 1
+ printk(KERN_NOTICE "(%s%d) passthru failed - unable to copy in user data\n",
+ ips_name, ha->host_num);
+#endif
+
+ return (0);
}
+
+ } else {
+ scb->data_busaddr = 0L;
+ }
+
+ if (scb->cmd.dcdb.op_code == IPS_CMD_DCDB)
+ scb->cmd.dcdb.dcdb_address = VIRT_TO_BUS(&scb->dcdb);
+
+ if (pt->CmdBSize) {
+ if (scb->cmd.dcdb.op_code == IPS_CMD_DCDB)
+ scb->dcdb.buffer_pointer = scb->data_busaddr;
+ else
+ scb->cmd.basic_io.sg_addr = scb->data_busaddr;
}
/* set timeouts */
@@ -1416,15 +1896,15 @@
scb->timeout = pt->TimeOut;
if (pt->TimeOut <= 10)
- scb->dcdb.cmd_attribute |= TIMEOUT_10;
+ scb->dcdb.cmd_attribute |= IPS_TIMEOUT10;
else if (pt->TimeOut <= 60)
- scb->dcdb.cmd_attribute |= TIMEOUT_60;
+ scb->dcdb.cmd_attribute |= IPS_TIMEOUT60;
else
- scb->dcdb.cmd_attribute |= TIMEOUT_20M;
+ scb->dcdb.cmd_attribute |= IPS_TIMEOUT20M;
}
- /* assume error */
- scb->scsi_cmd->result = DID_ERROR << 16;
+ /* assume success */
+ scb->scsi_cmd->result = DID_OK << 16;
/* success */
return (1);
@@ -1440,7 +1920,7 @@
/* */
/****************************************************************************/
static void
-ips_cleanup_passthru(ips_scb_t *scb) {
+ips_cleanup_passthru(ips_ha_t *ha, ips_scb_t *scb) {
ips_passthru_t *pt;
DBG("ips_cleanup_passthru");
@@ -1456,10 +1936,15 @@
pt = (ips_passthru_t *) scb->scsi_cmd->request_buffer;
/* Copy data back to the user */
- pt->BasicStatus = scb->basic_status;
- pt->ExtendedStatus = scb->extended_status;
-
- scb->scsi_cmd->result = DID_OK << 16;
+ if (scb->scsi_cmd->cmnd[0] == IPS_IOCTL_COMMAND) {
+ /* Copy data back to the user */
+ pt->BasicStatus = scb->basic_status;
+ pt->ExtendedStatus = scb->extended_status;
+ } else {
+ pt->BasicStatus = scb->basic_status;
+ pt->ExtendedStatus = scb->extended_status;
+ up(scb->sem);
+ }
}
#endif
@@ -1475,7 +1960,7 @@
/****************************************************************************/
static int
ips_host_info(ips_ha_t *ha, char *ptr, off_t offset, int len) {
- INFOSTR info;
+ IPS_INFOSTR info;
DBG("ips_host_info");
@@ -1486,7 +1971,7 @@
copy_info(&info, "\nIBM ServeRAID General Information:\n\n");
- if ((ha->nvram->signature == NVRAM_PAGE5_SIGNATURE) &&
+ if ((ha->nvram->signature == IPS_NVRAM_P5_SIG) &&
(ha->nvram->adapter_type != 0))
copy_info(&info, "\tController Type : %s\n", ips_adapter_name[ha->ad_type-1]);
else
@@ -1495,7 +1980,7 @@
copy_info(&info, "\tIO port address : 0x%lx\n", ha->io_addr);
copy_info(&info, "\tIRQ number : %d\n", ha->irq);
- if (ha->nvram->signature == NVRAM_PAGE5_SIGNATURE)
+ if (ha->nvram->signature == IPS_NVRAM_P5_SIG)
copy_info(&info, "\tBIOS Version : %c%c%c%c%c%c%c%c\n",
ha->nvram->bios_high[0], ha->nvram->bios_high[1],
ha->nvram->bios_high[2], ha->nvram->bios_high[3],
@@ -1541,11 +2026,11 @@
/* */
/* Routine Description: */
/* */
-/* Copy data into an INFOSTR structure */
+/* Copy data into an IPS_INFOSTR structure */
/* */
/****************************************************************************/
static void
-copy_mem_info(INFOSTR *info, char *data, int len) {
+copy_mem_info(IPS_INFOSTR *info, char *data, int len) {
DBG("copy_mem_info");
if (info->pos + len > info->length)
@@ -1577,7 +2062,7 @@
/* */
/****************************************************************************/
static int
-copy_info(INFOSTR *info, char *fmt, ...) {
+copy_info(IPS_INFOSTR *info, char *fmt, ...) {
va_list args;
char buf[81];
int len;
@@ -1616,11 +2101,15 @@
/* initialize status queue */
ips_statinit(ha);
+ ha->reset_count = 1;
+
/* Setup HBA ID's */
- if (!ips_read_config(ha)) {
+ if (!ips_read_config(ha, IPS_INTR_IORL)) {
#ifndef NO_IPS_RESET
+ ha->reset_count++;
+
/* Try to reset the controller and try again */
if (!ips_reset_adapter(ha)) {
printk(KERN_WARNING "(%s%d) unable to reset controller.\n",
@@ -1629,7 +2118,7 @@
return (0);
}
- if (!ips_clear_adapter(ha)) {
+ if (!ips_clear_adapter(ha, IPS_INTR_IORL)) {
printk(KERN_WARNING "(%s%d) unable to initialize controller.\n",
ips_name, ha->host_num);
@@ -1638,7 +2127,7 @@
#endif
- if (!ips_read_config(ha)) {
+ if (!ips_read_config(ha, IPS_INTR_IORL)) {
printk(KERN_WARNING "(%s%d) unable to read config from controller.\n",
ips_name, ha->host_num);
@@ -1647,31 +2136,40 @@
} /* end if */
/* write driver version */
- if (!ips_write_driver_status(ha)) {
+ if (!ips_write_driver_status(ha, IPS_INTR_IORL)) {
printk(KERN_WARNING "(%s%d) unable to write driver info to controller.\n",
ips_name, ha->host_num);
return (0);
}
- if (!ips_read_adapter_status(ha)) {
+ if (!ips_read_adapter_status(ha, IPS_INTR_IORL)) {
printk(KERN_WARNING "(%s%d) unable to read controller status.\n",
ips_name, ha->host_num);
return (0);
}
- if (!ips_read_subsystem_parameters(ha)) {
+ if (!ips_read_subsystem_parameters(ha, IPS_INTR_IORL)) {
printk(KERN_WARNING "(%s%d) unable to read subsystem parameters.\n",
ips_name, ha->host_num);
return (0);
}
+ /* FFDC */
+ if (ha->subsys->param[3] & 0x300000) {
+ struct timeval tv;
+
+ do_gettimeofday(&tv);
+ ha->last_ffdc = tv.tv_sec;
+ ips_ffdc_reset(ha, IPS_INTR_IORL);
+ }
+
/* set limits on SID, LUN, BUS */
- ha->ntargets = MAX_TARGETS + 1;
+ ha->ntargets = IPS_MAX_TARGETS + 1;
ha->nlun = 1;
- ha->nbus = (ha->enq->ucMaxPhysicalDevices / MAX_TARGETS);
+ ha->nbus = (ha->enq->ucMaxPhysicalDevices / IPS_MAX_TARGETS);
switch (ha->conf->logical_drive[0].ucStripeSize) {
case 4:
@@ -1736,21 +2234,55 @@
/* */
/* Take the next command off the queue and send it to the controller */
/* */
-/* ASSUMED to be called from within a lock */
-/* */
/****************************************************************************/
static void
-ips_next(ips_ha_t *ha) {
- ips_scb_t *scb;
- Scsi_Cmnd *SC;
- Scsi_Cmnd *p;
- int ret;
+ips_next(ips_ha_t *ha, int intr) {
+ ips_scb_t *scb;
+ Scsi_Cmnd *SC;
+ Scsi_Cmnd *p;
+ ips_copp_wait_item_t *item;
+ int ret;
+ int intr_status;
+ u32 cpu_flags;
+ u32 cpu_flags2;
DBG("ips_next");
if (!ha)
return ;
+ /*
+ * Block access to the queue function so
+ * this command won't time out
+ */
+ if (intr == IPS_INTR_ON) {
+ spin_lock_irqsave(&io_request_lock, cpu_flags2);
+ intr_status = IPS_INTR_IORL;
+ } else {
+ intr_status = intr;
+
+ /* Quiet the compiler */
+ cpu_flags2 = 0;
+ }
+
+ if (ha->subsys->param[3] & 0x300000) {
+ struct timeval tv;
+
+ do_gettimeofday(&tv);
+
+ IPS_HA_LOCK(cpu_flags);
+ if (tv.tv_sec - ha->last_ffdc > IPS_SECS_8HOURS) {
+ ha->last_ffdc = tv.tv_sec;
+ IPS_HA_UNLOCK(cpu_flags);
+ ips_ffdc_time(ha, intr_status);
+ } else {
+ IPS_HA_UNLOCK(cpu_flags);
+ }
+ }
+
+ if (intr == IPS_INTR_ON)
+ spin_unlock_irqrestore(&io_request_lock, cpu_flags2);
+
#ifndef NO_IPS_CMDLINE
/*
* Send passthru commands
@@ -1759,32 +2291,50 @@
* since we limit the number that can be active
* on the card at any one time
*/
+ IPS_HA_LOCK(cpu_flags);
+ IPS_QUEUE_LOCK(&ha->copp_waitlist);
while ((ha->num_ioctl < IPS_MAX_IOCTL) &&
(ha->copp_waitlist.head) &&
(scb = ips_getscb(ha))) {
- SC = ips_removeq_wait_head(&ha->copp_waitlist);
- ret = ips_make_passthru(ha, SC, scb);
+ IPS_QUEUE_UNLOCK(&ha->copp_waitlist);
+ IPS_HA_UNLOCK(cpu_flags);
+ item = ips_removeq_copp_head(&ha->copp_waitlist);
+ scb->scsi_cmd = item->scsi_cmd;
+ scb->sem = item->sem;
+ kfree(item);
+
+ ret = ips_make_passthru(ha, scb->scsi_cmd, scb);
switch (ret) {
case IPS_FAILURE:
if (scb->scsi_cmd) {
+ /* raise the semaphore */
+ if (scb->scsi_cmd->cmnd[0] == IPS_IOCTL_NEW_COMMAND)
+ up(scb->sem);
+
scb->scsi_cmd->result = DID_ERROR << 16;
- scb->scsi_cmd->scsi_done(scb->scsi_cmd);
}
ips_freescb(ha, scb);
break;
case IPS_SUCCESS_IMM:
- if (scb->scsi_cmd)
- scb->scsi_cmd->scsi_done(scb->scsi_cmd);
+ if (scb->scsi_cmd) {
+ /* raise the semaphore */
+ if (scb->scsi_cmd->cmnd[0] == IPS_IOCTL_NEW_COMMAND)
+ up(scb->sem);
+ }
+
ips_freescb(ha, scb);
break;
default:
break;
} /* end case */
- if (ret != IPS_SUCCESS)
+ if (ret != IPS_SUCCESS) {
+ IPS_HA_LOCK(cpu_flags);
+ IPS_QUEUE_LOCK(&ha->copp_waitlist);
continue;
+ }
ret = ips_send_cmd(ha, scb);
@@ -1796,27 +2346,43 @@
switch(ret) {
case IPS_FAILURE:
if (scb->scsi_cmd) {
+ /* raise the semaphore */
+ if (scb->scsi_cmd->cmnd[0] == IPS_IOCTL_NEW_COMMAND)
+ up(scb->sem);
+
scb->scsi_cmd->result = DID_ERROR << 16;
- scb->scsi_cmd->scsi_done(scb->scsi_cmd);
}
ips_freescb(ha, scb);
break;
case IPS_SUCCESS_IMM:
- if (scb->scsi_cmd)
- scb->scsi_cmd->scsi_done(scb->scsi_cmd);
+ if (scb->scsi_cmd) {
+ /* raise the semaphore */
+ if (scb->scsi_cmd->cmnd[0] == IPS_IOCTL_NEW_COMMAND)
+ up(scb->sem);
+ }
+
ips_freescb(ha, scb);
break;
default:
break;
} /* end case */
+
+ IPS_HA_LOCK(cpu_flags);
+ IPS_QUEUE_LOCK(&ha->copp_waitlist);
}
+
+ IPS_QUEUE_UNLOCK(&ha->copp_waitlist);
+ IPS_HA_UNLOCK(cpu_flags);
#endif
/*
* Send "Normal" I/O commands
*/
+ IPS_HA_LOCK(cpu_flags);
+ IPS_QUEUE_LOCK(&ha->scb_waitlist);
p = ha->scb_waitlist.head;
+ IPS_QUEUE_UNLOCK(&ha->scb_waitlist);
while ((p) && (scb = ips_getscb(ha))) {
if ((p->channel > 0) && (ha->dcdb_active[p->channel-1] & (1 << p->target))) {
ips_freescb(ha, scb);
@@ -1824,6 +2390,8 @@
continue;
}
+ IPS_HA_UNLOCK(cpu_flags);
+
SC = ips_removeq_wait(&ha->scb_waitlist, p);
SC->result = DID_OK;
@@ -1904,7 +2472,7 @@
scb->dcdb.transfer_length = 0;
if (scb->data_len >= IPS_MAX_XFER) {
- scb->dcdb.cmd_attribute |= TRANSFER_64K;
+ scb->dcdb.cmd_attribute |= IPS_TRANSFER64K;
scb->dcdb.transfer_length = 0;
}
@@ -1939,7 +2507,11 @@
} /* end case */
p = (Scsi_Cmnd *) p->host_scribble;
+
+ IPS_HA_LOCK(cpu_flags);
} /* end while */
+
+ IPS_HA_UNLOCK(cpu_flags);
}
/****************************************************************************/
@@ -1960,6 +2532,8 @@
if (!item)
return ;
+ IPS_QUEUE_LOCK(queue);
+
item->q_next = queue->head;
queue->head = item;
@@ -1967,6 +2541,8 @@
queue->tail = item;
queue->count++;
+
+ IPS_QUEUE_UNLOCK(queue);
}
/****************************************************************************/
@@ -1987,6 +2563,8 @@
if (!item)
return ;
+ IPS_QUEUE_LOCK(queue);
+
item->q_next = NULL;
if (queue->tail)
@@ -1998,6 +2576,8 @@
queue->head = item;
queue->count++;
+
+ IPS_QUEUE_UNLOCK(queue);
}
/****************************************************************************/
@@ -2017,10 +2597,15 @@
DBG("ips_removeq_scb_head");
+ IPS_QUEUE_LOCK(queue);
+
item = queue->head;
- if (!item)
+ if (!item) {
+ IPS_QUEUE_UNLOCK(queue);
+
return (NULL);
+ }
queue->head = item->q_next;
item->q_next = NULL;
@@ -2030,6 +2615,8 @@
queue->count--;
+ IPS_QUEUE_UNLOCK(queue);
+
return (item);
}
@@ -2048,38 +2635,206 @@
ips_removeq_scb(ips_scb_queue_t *queue, ips_scb_t *item) {
ips_scb_t *p;
- DBG("ips_removeq_scb");
+ DBG("ips_removeq_scb");
+
+ if (!item)
+ return (NULL);
+
+ IPS_QUEUE_LOCK(queue);
+
+ if (item == queue->head) {
+ IPS_QUEUE_UNLOCK(queue);
+
+ return (ips_removeq_scb_head(queue));
+ }
+
+ p = queue->head;
+
+ while ((p) && (item != p->q_next))
+ p = p->q_next;
+
+ if (p) {
+ /* found a match */
+ p->q_next = item->q_next;
+
+ if (!item->q_next)
+ queue->tail = p;
+
+ item->q_next = NULL;
+ queue->count--;
+
+ IPS_QUEUE_UNLOCK(queue);
+
+ return (item);
+ }
+
+ IPS_QUEUE_UNLOCK(queue);
+
+ return (NULL);
+}
+
+/****************************************************************************/
+/* */
+/* Routine Name: ips_putq_wait_head */
+/* */
+/* Routine Description: */
+/* */
+/* Add an item to the head of the queue */
+/* */
+/* ASSUMED to be called from within a lock */
+/* */
+/****************************************************************************/
+static inline void
+ips_putq_wait_head(ips_wait_queue_t *queue, Scsi_Cmnd *item) {
+ DBG("ips_putq_wait_head");
+
+ if (!item)
+ return ;
+
+ IPS_QUEUE_LOCK(queue);
+
+ item->host_scribble = (char *) queue->head;
+ queue->head = item;
+
+ if (!queue->tail)
+ queue->tail = item;
+
+ queue->count++;
+
+ IPS_QUEUE_UNLOCK(queue);
+}
+
+/****************************************************************************/
+/* */
+/* Routine Name: ips_putq_wait_tail */
+/* */
+/* Routine Description: */
+/* */
+/* Add an item to the tail of the queue */
+/* */
+/* ASSUMED to be called from within a lock */
+/* */
+/****************************************************************************/
+static inline void
+ips_putq_wait_tail(ips_wait_queue_t *queue, Scsi_Cmnd *item) {
+ DBG("ips_putq_wait_tail");
+
+ if (!item)
+ return ;
+
+ IPS_QUEUE_LOCK(queue);
+
+ item->host_scribble = NULL;
+
+ if (queue->tail)
+ queue->tail->host_scribble = (char *)item;
+
+ queue->tail = item;
+
+ if (!queue->head)
+ queue->head = item;
+
+ queue->count++;
+
+ IPS_QUEUE_UNLOCK(queue);
+}
+
+/****************************************************************************/
+/* */
+/* Routine Name: ips_removeq_wait_head */
+/* */
+/* Routine Description: */
+/* */
+/* Remove the head of the queue */
+/* */
+/* ASSUMED to be called from within a lock */
+/* */
+/****************************************************************************/
+static inline Scsi_Cmnd *
+ips_removeq_wait_head(ips_wait_queue_t *queue) {
+ Scsi_Cmnd *item;
+
+ DBG("ips_removeq_wait_head");
+
+ IPS_QUEUE_LOCK(queue);
+
+ item = queue->head;
+
+ if (!item) {
+ IPS_QUEUE_UNLOCK(queue);
+
+ return (NULL);
+ }
+
+ queue->head = (Scsi_Cmnd *) item->host_scribble;
+ item->host_scribble = NULL;
+
+ if (queue->tail == item)
+ queue->tail = NULL;
+
+ queue->count--;
+
+ IPS_QUEUE_UNLOCK(queue);
+
+ return (item);
+}
+
+/****************************************************************************/
+/* */
+/* Routine Name: ips_removeq_wait */
+/* */
+/* Routine Description: */
+/* */
+/* Remove an item from a queue */
+/* */
+/* ASSUMED to be called from within a lock */
+/* */
+/****************************************************************************/
+static inline Scsi_Cmnd *
+ips_removeq_wait(ips_wait_queue_t *queue, Scsi_Cmnd *item) {
+ Scsi_Cmnd *p;
+
+ DBG("ips_removeq_wait");
if (!item)
return (NULL);
- if (item == queue->head)
- return (ips_removeq_scb_head(queue));
+ IPS_QUEUE_LOCK(queue);
+
+ if (item == queue->head) {
+ IPS_QUEUE_UNLOCK(queue);
+
+ return (ips_removeq_wait_head(queue));
+ }
p = queue->head;
- while ((p) && (item != p->q_next))
- p = p->q_next;
+ while ((p) && (item != (Scsi_Cmnd *) p->host_scribble))
+ p = (Scsi_Cmnd *) p->host_scribble;
if (p) {
/* found a match */
- p->q_next = item->q_next;
+ p->host_scribble = item->host_scribble;
- if (!item->q_next)
+ if (!item->host_scribble)
queue->tail = p;
- item->q_next = NULL;
+ item->host_scribble = NULL;
queue->count--;
+ IPS_QUEUE_UNLOCK(queue);
+
return (item);
}
+ IPS_QUEUE_UNLOCK(queue);
+
return (NULL);
}
/****************************************************************************/
/* */
-/* Routine Name: ips_putq_wait_head */
+/* Routine Name: ips_putq_copp_head */
/* */
/* Routine Description: */
/* */
@@ -2089,24 +2844,28 @@
/* */
/****************************************************************************/
static inline void
-ips_putq_wait_head(ips_wait_queue_t *queue, Scsi_Cmnd *item) {
- DBG("ips_putq_wait_head");
+ips_putq_copp_head(ips_copp_queue_t *queue, ips_copp_wait_item_t *item) {
+ DBG("ips_putq_copp_head");
if (!item)
return ;
- item->host_scribble = (char *) queue->head;
+ IPS_QUEUE_LOCK(queue);
+
+ item->next = queue->head;
queue->head = item;
if (!queue->tail)
queue->tail = item;
queue->count++;
+
+ IPS_QUEUE_UNLOCK(queue);
}
/****************************************************************************/
/* */
-/* Routine Name: ips_putq_wait_tail */
+/* Routine Name: ips_putq_copp_tail */
/* */
/* Routine Description: */
/* */
@@ -2116,16 +2875,18 @@
/* */
/****************************************************************************/
static inline void
-ips_putq_wait_tail(ips_wait_queue_t *queue, Scsi_Cmnd *item) {
- DBG("ips_putq_wait_tail");
+ips_putq_copp_tail(ips_copp_queue_t *queue, ips_copp_wait_item_t *item) {
+ DBG("ips_putq_copp_tail");
if (!item)
return ;
- item->host_scribble = NULL;
+ IPS_QUEUE_LOCK(queue);
+
+ item->next = NULL;
if (queue->tail)
- queue->tail->host_scribble = (char *)item;
+ queue->tail->next = item;
queue->tail = item;
@@ -2133,11 +2894,13 @@
queue->head = item;
queue->count++;
+
+ IPS_QUEUE_UNLOCK(queue);
}
/****************************************************************************/
/* */
-/* Routine Name: ips_removeq_wait_head */
+/* Routine Name: ips_removeq_copp_head */
/* */
/* Routine Description: */
/* */
@@ -2146,31 +2909,38 @@
/* ASSUMED to be called from within a lock */
/* */
/****************************************************************************/
-static inline Scsi_Cmnd *
-ips_removeq_wait_head(ips_wait_queue_t *queue) {
- Scsi_Cmnd *item;
+static inline ips_copp_wait_item_t *
+ips_removeq_copp_head(ips_copp_queue_t *queue) {
+ ips_copp_wait_item_t *item;
- DBG("ips_removeq_wait_head");
+ DBG("ips_removeq_copp_head");
+
+ IPS_QUEUE_LOCK(queue);
item = queue->head;
- if (!item)
+ if (!item) {
+ IPS_QUEUE_UNLOCK(queue);
+
return (NULL);
+ }
- queue->head = (Scsi_Cmnd *) item->host_scribble;
- item->host_scribble = NULL;
+ queue->head = item->next;
+ item->next = NULL;
if (queue->tail == item)
queue->tail = NULL;
queue->count--;
+ IPS_QUEUE_UNLOCK(queue);
+
return (item);
}
/****************************************************************************/
/* */
-/* Routine Name: ips_removeq_wait */
+/* Routine Name: ips_removeq_copp */
/* */
/* Routine Description: */
/* */
@@ -2179,36 +2949,45 @@
/* ASSUMED to be called from within a lock */
/* */
/****************************************************************************/
-static inline Scsi_Cmnd *
-ips_removeq_wait(ips_wait_queue_t *queue, Scsi_Cmnd *item) {
- Scsi_Cmnd *p;
+static inline ips_copp_wait_item_t *
+ips_removeq_copp(ips_copp_queue_t *queue, ips_copp_wait_item_t *item) {
+ ips_copp_wait_item_t *p;
- DBG("ips_removeq_wait");
+ DBG("ips_removeq_copp");
if (!item)
return (NULL);
- if (item == queue->head)
- return (ips_removeq_wait_head(queue));
+ IPS_QUEUE_LOCK(queue);
+
+ if (item == queue->head) {
+ IPS_QUEUE_UNLOCK(queue);
+
+ return (ips_removeq_copp_head(queue));
+ }
p = queue->head;
- while ((p) && (item != (Scsi_Cmnd *) p->host_scribble))
- p = (Scsi_Cmnd *) p->host_scribble;
+ while ((p) && (item != p->next))
+ p = p->next;
if (p) {
/* found a match */
- p->host_scribble = item->host_scribble;
+ p->next = item->next;
- if (!item->host_scribble)
+ if (!item->next)
queue->tail = p;
- item->host_scribble = NULL;
+ item->next = NULL;
queue->count--;
+ IPS_QUEUE_UNLOCK(queue);
+
return (item);
}
+ IPS_QUEUE_UNLOCK(queue);
+
return (NULL);
}
@@ -2269,6 +3048,7 @@
static void
ips_done(ips_ha_t *ha, ips_scb_t *scb) {
int ret;
+ u32 cpu_flags;
DBG("ips_done");
@@ -2277,8 +3057,10 @@
#ifndef NO_IPS_CMDLINE
if ((scb->scsi_cmd) && (ips_is_passthru(scb->scsi_cmd))) {
- ips_cleanup_passthru(scb);
+ ips_cleanup_passthru(ha, scb);
+ IPS_HA_LOCK(cpu_flags);
ha->num_ioctl--;
+ IPS_HA_UNLOCK(cpu_flags);
} else {
#endif
/*
@@ -2342,11 +3124,12 @@
scb->dcdb.cmd_attribute |=
ips_command_direction[scb->scsi_cmd->cmnd[0]];
-
+
if (!scb->dcdb.cmd_attribute & 0x3)
scb->dcdb.transfer_length = 0;
+
if (scb->data_len >= IPS_MAX_XFER) {
- scb->dcdb.cmd_attribute |= TRANSFER_64K;
+ scb->dcdb.cmd_attribute |= IPS_TRANSFER64K;
scb->dcdb.transfer_length = 0;
}
@@ -2379,15 +3162,17 @@
} /* end if passthru */
#endif
- if (scb->bus)
+ if (scb->bus) {
+ IPS_HA_LOCK(cpu_flags);
ha->dcdb_active[scb->bus-1] &= ~(1 << scb->target_id);
+ IPS_HA_UNLOCK(cpu_flags);
+ }
/* call back to SCSI layer */
- scb->scsi_cmd->scsi_done(scb->scsi_cmd);
- ips_freescb(ha, scb);
+ if (scb->scsi_cmd && scb->scsi_cmd->cmnd[0] != IPS_IOCTL_NEW_COMMAND)
+ scb->scsi_cmd->scsi_done(scb->scsi_cmd);
- /* do the next command */
- ips_next(ha);
+ ips_freescb(ha, scb);
}
/****************************************************************************/
@@ -2426,19 +3211,19 @@
/* default driver error */
errcode = DID_ERROR;
- switch (scb->basic_status & GSC_STATUS_MASK) {
- case CMD_TIMEOUT:
+ switch (scb->basic_status & IPS_GSC_STATUS_MASK) {
+ case IPS_CMD_TIMEOUT:
errcode = DID_TIME_OUT;
break;
- case INVAL_OPCO:
- case INVAL_CMD_BLK:
- case INVAL_PARM_BLK:
- case LOG_DRV_ERROR:
- case CMD_CMPLT_WERROR:
+ case IPS_INVAL_OPCO:
+ case IPS_INVAL_CMD_BLK:
+ case IPS_INVAL_PARM_BLK:
+ case IPS_LD_ERROR:
+ case IPS_CMD_CMPLT_WERROR:
break;
- case PHYS_DRV_ERROR:
+ case IPS_PHYS_DRV_ERROR:
/*
* For physical drive errors that
* are not on a logical drive should
@@ -2449,14 +3234,14 @@
errcode = DID_OK;
switch (scb->extended_status) {
- case SELECTION_TIMEOUT:
+ case IPS_ERR_SEL_TO:
if (scb->bus) {
scb->scsi_cmd->result |= DID_TIME_OUT << 16;
return (0);
}
break;
- case DATA_OVER_UNDER_RUN:
+ case IPS_ERR_OU_RUN:
if ((scb->bus) && (scb->dcdb.transfer_length < scb->data_len)) {
if ((scb->scsi_cmd->cmnd[0] == INQUIRY) &&
((((char *) scb->scsi_cmd->buffer)[0] & 0x1f) == TYPE_DISK)) {
@@ -2475,7 +3260,7 @@
}
break;
- case EXT_RECOVERY:
+ case IPS_ERR_RECOVERY:
/* don't fail recovered errors */
if (scb->bus) {
scb->scsi_cmd->result |= DID_OK << 16;
@@ -2484,12 +3269,12 @@
}
break;
- case EXT_HOST_RESET:
- case EXT_DEVICE_RESET:
+ case IPS_ERR_HOST_RESET:
+ case IPS_ERR_DEV_RESET:
errcode = DID_RESET;
break;
- case EXT_CHECK_CONDITION:
+ case IPS_ERR_CKCOND:
break;
} /* end switch */
} /* end switch */
@@ -2509,7 +3294,7 @@
/* */
/****************************************************************************/
static int
-ips_send(ips_ha_t *ha, ips_scb_t *scb, scb_callback callback) {
+ips_send(ips_ha_t *ha, ips_scb_t *scb, ips_scb_callback callback) {
int ret;
DBG("ips_send");
@@ -2531,7 +3316,7 @@
/* */
/****************************************************************************/
static int
-ips_send_wait(ips_ha_t *ha, ips_scb_t *scb, int timeout) {
+ips_send_wait(ips_ha_t *ha, ips_scb_t *scb, int timeout, int intr) {
int ret;
DBG("ips_send_wait");
@@ -2544,7 +3329,7 @@
if ((ret == IPS_FAILURE) || (ret == IPS_SUCCESS_IMM))
return (ret);
- ret = ips_wait(ha, timeout, IPS_INTR_OFF);
+ ret = ips_wait(ha, timeout, intr);
return (ret);
}
@@ -2610,9 +3395,9 @@
scb->scsi_cmd->result = DID_OK << 16;
if (scb->scsi_cmd->cmnd[0] == INQUIRY) {
- IPS_INQUIRYDATA inq;
+ IPS_INQ_DATA inq;
- memset(&inq, 0, sizeof(IPS_INQUIRYDATA));
+ memset(&inq, 0, sizeof(IPS_INQ_DATA));
inq.DeviceType = TYPE_PROCESSOR;
inq.DeviceTypeQualifier = 0;
@@ -2628,7 +3413,7 @@
scb->scsi_cmd->result = DID_OK << 16;
}
} else {
- scb->cmd.logical_info.op_code = GET_LOGICAL_DRIVE_INFO;
+ scb->cmd.logical_info.op_code = IPS_CMD_GET_LD_INFO;
scb->cmd.logical_info.command_id = IPS_COMMAND_ID(ha, scb);
scb->cmd.logical_info.buffer_addr = VIRT_TO_BUS(&ha->adapt->logical_drive_info);
scb->cmd.logical_info.reserved = 0;
@@ -2647,10 +3432,10 @@
case WRITE_6:
if (!scb->sg_len) {
scb->cmd.basic_io.op_code =
- (scb->scsi_cmd->cmnd[0] == READ_6) ? IPS_READ : IPS_WRITE;
+ (scb->scsi_cmd->cmnd[0] == READ_6) ? IPS_CMD_READ : IPS_CMD_WRITE;
} else {
scb->cmd.basic_io.op_code =
- (scb->scsi_cmd->cmnd[0] == READ_6) ? READ_SCATTER_GATHER : WRITE_SCATTER_GATHER;
+ (scb->scsi_cmd->cmnd[0] == READ_6) ? IPS_CMD_READ_SG : IPS_CMD_WRITE_SG;
}
scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
@@ -2678,10 +3463,10 @@
case WRITE_10:
if (!scb->sg_len) {
scb->cmd.basic_io.op_code =
- (scb->scsi_cmd->cmnd[0] == READ_10) ? IPS_READ : IPS_WRITE;
+ (scb->scsi_cmd->cmnd[0] == READ_10) ? IPS_CMD_READ : IPS_CMD_WRITE;
} else {
scb->cmd.basic_io.op_code =
- (scb->scsi_cmd->cmnd[0] == READ_10) ? READ_SCATTER_GATHER : WRITE_SCATTER_GATHER;
+ (scb->scsi_cmd->cmnd[0] == READ_10) ? IPS_CMD_READ_SG : IPS_CMD_WRITE_SG;
}
scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
@@ -2719,14 +3504,14 @@
break;
case MODE_SENSE:
- scb->cmd.basic_io.op_code = ENQUIRY;
+ scb->cmd.basic_io.op_code = IPS_CMD_ENQUIRY;
scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
scb->cmd.basic_io.sg_addr = VIRT_TO_BUS(ha->enq);
ret = IPS_SUCCESS;
break;
case READ_CAPACITY:
- scb->cmd.logical_info.op_code = GET_LOGICAL_DRIVE_INFO;
+ scb->cmd.logical_info.op_code = IPS_CMD_GET_LD_INFO;
scb->cmd.logical_info.command_id = IPS_COMMAND_ID(ha, scb);
scb->cmd.logical_info.buffer_addr = VIRT_TO_BUS(&ha->adapt->logical_drive_info);
scb->cmd.logical_info.reserved = 0;
@@ -2758,9 +3543,9 @@
/* setup DCDB */
if (scb->bus > 0) {
if (!scb->sg_len)
- scb->cmd.dcdb.op_code = DIRECT_CDB;
+ scb->cmd.dcdb.op_code = IPS_CMD_DCDB;
else
- scb->cmd.dcdb.op_code = DIRECT_CDB_SCATTER_GATHER;
+ scb->cmd.dcdb.op_code = IPS_CMD_DCDB_SG;
ha->dcdb_active[scb->bus-1] |= (1 << scb->target_id);
scb->cmd.dcdb.command_id = IPS_COMMAND_ID(ha, scb);
@@ -2770,19 +3555,19 @@
scb->cmd.dcdb.reserved3 = 0;
scb->dcdb.device_address = ((scb->bus - 1) << 4) | scb->target_id;
- scb->dcdb.cmd_attribute |= DISCONNECT_ALLOWED;
+ scb->dcdb.cmd_attribute |= IPS_DISCONNECT_ALLOWED;
if (scb->timeout) {
if (scb->timeout <= 10)
- scb->dcdb.cmd_attribute |= TIMEOUT_10;
+ scb->dcdb.cmd_attribute |= IPS_TIMEOUT10;
else if (scb->timeout <= 60)
- scb->dcdb.cmd_attribute |= TIMEOUT_60;
+ scb->dcdb.cmd_attribute |= IPS_TIMEOUT60;
else
- scb->dcdb.cmd_attribute |= TIMEOUT_20M;
+ scb->dcdb.cmd_attribute |= IPS_TIMEOUT20M;
}
- if (!(scb->dcdb.cmd_attribute & TIMEOUT_20M))
- scb->dcdb.cmd_attribute |= TIMEOUT_20M;
+ if (!(scb->dcdb.cmd_attribute & IPS_TIMEOUT20M))
+ scb->dcdb.cmd_attribute |= IPS_TIMEOUT20M;
scb->dcdb.sense_length = sizeof(scb->scsi_cmd->sense_buffer);
scb->dcdb.buffer_pointer = scb->data_busaddr;
@@ -2817,7 +3602,7 @@
command_id = ips_statupd(ha);
- if (command_id > (MAX_CMDS-1)) {
+ if (command_id > (IPS_MAX_CMDS-1)) {
printk(KERN_NOTICE "(%s%d) invalid command id received: %d\n",
ips_name, ha->host_num, command_id);
@@ -2827,7 +3612,7 @@
scb = &ha->scbs[command_id];
sp->scb_addr = (u32) scb;
sp->residue_len = 0;
- scb->basic_status = basic_status = ha->adapt->p_status_tail->basic_status & BASIC_STATUS_MASK;
+ scb->basic_status = basic_status = ha->adapt->p_status_tail->basic_status & IPS_BASIC_STATUS_MASK;
scb->extended_status = ext_status = ha->adapt->p_status_tail->extended_status;
/* Remove the item from the active queue */
@@ -2846,12 +3631,12 @@
errcode = DID_OK;
ret = 0;
- if (((basic_status & GSC_STATUS_MASK) == SSUCCESS) ||
- ((basic_status & GSC_STATUS_MASK) == RECOVERED_ERROR)) {
+ if (((basic_status & IPS_GSC_STATUS_MASK) == IPS_CMD_SUCCESS) ||
+ ((basic_status & IPS_GSC_STATUS_MASK) == IPS_CMD_RECOVERED_ERROR)) {
if (scb->bus == 0) {
#if IPS_DEBUG >= 1
- if ((basic_status & GSC_STATUS_MASK) == RECOVERED_ERROR) {
+ if ((basic_status & IPS_GSC_STATUS_MASK) == IPS_CMD_RECOVERED_ERROR) {
printk(KERN_NOTICE "(%s%d) Recovered Logical Drive Error OpCode: %x, BSB: %x, ESB: %x\n",
ips_name, ha->host_num,
scb->cmd.basic_io.op_code, basic_status, ext_status);
@@ -2975,20 +3760,20 @@
ips_online(ips_ha_t *ha, ips_scb_t *scb) {
DBG("ips_online");
- if (scb->target_id >= MAX_LOGICAL_DRIVES)
+ if (scb->target_id >= IPS_MAX_LD)
return (0);
- if ((scb->basic_status & GSC_STATUS_MASK) > 1) {
+ if ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1) {
memset(&ha->adapt->logical_drive_info, 0, sizeof(ha->adapt->logical_drive_info));
return (0);
}
if (scb->target_id < ha->adapt->logical_drive_info.no_of_log_drive &&
- ha->adapt->logical_drive_info.drive_info[scb->target_id].state != OFF_LINE &&
- ha->adapt->logical_drive_info.drive_info[scb->target_id].state != FREE &&
- ha->adapt->logical_drive_info.drive_info[scb->target_id].state != CRS &&
- ha->adapt->logical_drive_info.drive_info[scb->target_id].state != SYS)
+ ha->adapt->logical_drive_info.drive_info[scb->target_id].state != IPS_LD_OFFLINE &&
+ ha->adapt->logical_drive_info.drive_info[scb->target_id].state != IPS_LD_FREE &&
+ ha->adapt->logical_drive_info.drive_info[scb->target_id].state != IPS_LD_CRS &&
+ ha->adapt->logical_drive_info.drive_info[scb->target_id].state != IPS_LD_SYS)
return (1);
else
return (0);
@@ -3005,11 +3790,11 @@
/****************************************************************************/
static int
ips_inquiry(ips_ha_t *ha, ips_scb_t *scb) {
- IPS_INQUIRYDATA inq;
+ IPS_INQ_DATA inq;
DBG("ips_inquiry");
- memset(&inq, 0, sizeof(IPS_INQUIRYDATA));
+ memset(&inq, 0, sizeof(IPS_INQ_DATA));
inq.DeviceType = TYPE_DISK;
inq.DeviceTypeQualifier = 0;
@@ -3036,14 +3821,14 @@
/****************************************************************************/
static int
ips_rdcap(ips_ha_t *ha, ips_scb_t *scb) {
- CAPACITY_T *cap;
+ IPS_CAPACITY *cap;
DBG("ips_rdcap");
if (scb->scsi_cmd->bufflen < 8)
return (0);
- cap = (CAPACITY_T *) scb->scsi_cmd->request_buffer;
+ cap = (IPS_CAPACITY *) scb->scsi_cmd->request_buffer;
cap->lba = htonl(ha->adapt->logical_drive_info.drive_info[scb->target_id].sector_count - 1);
cap->len = htonl((u32) IPS_BLKSIZE);
@@ -3071,11 +3856,11 @@
if (ha->enq->ulDriveSize[scb->target_id] > 0x400000 &&
(ha->enq->ucMiscFlag & 0x8) == 0) {
- heads = NORM_MODE_HEADS;
- sectors = NORM_MODE_SECTORS;
+ heads = IPS_NORM_HEADS;
+ sectors = IPS_NORM_SECTORS;
} else {
- heads = COMP_MODE_HEADS;
- sectors = COMP_MODE_SECTORS;
+ heads = IPS_COMP_HEADS;
+ sectors = IPS_COMP_SECTORS;
}
cylinders = ha->enq->ulDriveSize[scb->target_id] / (heads * sectors);
@@ -3088,7 +3873,7 @@
case 0x03: /* page 3 */
mdata.pdata.pg3.pg_pc = 0x3;
mdata.pdata.pg3.pg_res1 = 0;
- mdata.pdata.pg3.pg_len = sizeof(DADF_T);
+ mdata.pdata.pg3.pg_len = sizeof(IPS_DADF);
mdata.plh.plh_len = 3 + mdata.plh.plh_bdl + mdata.pdata.pg3.pg_len;
mdata.pdata.pg3.pg_trk_z = 0;
mdata.pdata.pg3.pg_asec_z = 0;
@@ -3110,7 +3895,7 @@
case 0x4:
mdata.pdata.pg4.pg_pc = 0x4;
mdata.pdata.pg4.pg_res1 = 0;
- mdata.pdata.pg4.pg_len = sizeof(RDDG_T);
+ mdata.pdata.pg4.pg_len = sizeof(IPS_RDDG);
mdata.plh.plh_len = 3 + mdata.plh.plh_bdl + mdata.pdata.pg4.pg_len;
mdata.pdata.pg4.pg_cylu = (cylinders >> 8) & 0xffff;
mdata.pdata.pg4.pg_cyll = cylinders & 0xff;
@@ -3204,6 +3989,12 @@
ha->dummy = NULL;
}
+ if (ha->ioctl_data) {
+ kfree(ha->ioctl_data);
+ ha->ioctl_data = NULL;
+ ha->ioctl_datasize = 0;
+ }
+
if (ha->scbs) {
for (i = 0; i < ha->max_cmds; i++) {
if (ha->scbs[i].sg_list)
@@ -3241,7 +4032,7 @@
scb_p = &ha->scbs[i];
/* allocate S/G list */
- scb_p->sg_list = (SG_LIST *) kmalloc(sizeof(SG_LIST) * MAX_SG_ELEMENTS, GFP_KERNEL|GFP_DMA);
+ scb_p->sg_list = (IPS_SG_LIST *) kmalloc(sizeof(IPS_SG_LIST) * IPS_MAX_SG, GFP_KERNEL|GFP_DMA);
if (! scb_p->sg_list)
return (0);
@@ -3268,7 +4059,7 @@
/****************************************************************************/
static void
ips_init_scb(ips_ha_t *ha, ips_scb_t *scb) {
- SG_LIST *sg_list;
+ IPS_SG_LIST *sg_list;
DBG("ips_init_scb");
@@ -3279,19 +4070,19 @@
/* zero fill */
memset(scb, 0, sizeof(ips_scb_t));
- memset(ha->dummy, 0, sizeof(BASIC_IO_CMD));
+ memset(ha->dummy, 0, sizeof(IPS_IO_CMD));
/* Initialize dummy command bucket */
ha->dummy->op_code = 0xFF;
ha->dummy->ccsar = VIRT_TO_BUS(ha->dummy);
- ha->dummy->command_id = MAX_CMDS;
+ ha->dummy->command_id = IPS_MAX_CMDS;
/* set bus address of scb */
scb->scb_busaddr = VIRT_TO_BUS(scb);
scb->sg_list = sg_list;
/* Neptune Fix */
- scb->cmd.basic_io.cccr = ILE;
+ scb->cmd.basic_io.cccr = IPS_BIT_ILE;
scb->cmd.basic_io.ccsar = VIRT_TO_BUS(ha->dummy);
}
@@ -3309,13 +4100,13 @@
static ips_scb_t *
ips_getscb(ips_ha_t *ha) {
ips_scb_t *scb;
- unsigned int cpu_flags;
+ u32 cpu_flags;
DBG("ips_getscb");
- spin_lock_irqsave(&ha->scb_lock, cpu_flags);
+ IPS_SCB_LOCK(cpu_flags);
if ((scb = ha->scb_freelist) == NULL) {
- spin_unlock_irqrestore(&ha->scb_lock, cpu_flags);
+ IPS_SCB_UNLOCK(cpu_flags);
return (NULL);
}
@@ -3323,7 +4114,7 @@
ha->scb_freelist = scb->q_next;
scb->q_next = NULL;
- spin_unlock_irqrestore(&ha->scb_lock, cpu_flags);
+ IPS_SCB_UNLOCK(cpu_flags);
ips_init_scb(ha, scb);
@@ -3343,16 +4134,16 @@
/****************************************************************************/
static void
ips_freescb(ips_ha_t *ha, ips_scb_t *scb) {
- unsigned int cpu_flags;
+ u32 cpu_flags;
DBG("ips_freescb");
/* check to make sure this is not our "special" scb */
if (IPS_COMMAND_ID(ha, scb) < (ha->max_cmds - 1)) {
- spin_lock_irqsave(&ha->scb_lock, cpu_flags);
+ IPS_SCB_LOCK(cpu_flags);
scb->q_next = ha->scb_freelist;
ha->scb_freelist = scb;
- spin_unlock_irqrestore(&ha->scb_lock, cpu_flags);
+ IPS_SCB_UNLOCK(cpu_flags);
}
}
@@ -3369,10 +4160,11 @@
ips_reset_adapter(ips_ha_t *ha) {
u8 Isr;
u8 Cbsp;
- u8 PostByte[MAX_POST_BYTES];
- u8 ConfigByte[MAX_CONFIG_BYTES];
+ u8 PostByte[IPS_MAX_POST_BYTES];
+ u8 ConfigByte[IPS_MAX_CONFIG_BYTES];
int i, j;
int reset_counter;
+ u32 cpu_flags;
DBG("ips_reset_adapter");
@@ -3381,108 +4173,125 @@
ha->io_addr, ha->irq);
#endif
+ IPS_HA_LOCK(cpu_flags);
+
reset_counter = 0;
while (reset_counter < 2) {
reset_counter++;
- outb(RST, ha->io_addr + SCPR);
- MDELAY(ONE_SEC);
- outb(0, ha->io_addr + SCPR);
- MDELAY(ONE_SEC);
+ outb(IPS_BIT_RST, ha->io_addr + IPS_REG_SCPR);
+ MDELAY(IPS_ONE_SEC);
+ outb(0, ha->io_addr + IPS_REG_SCPR);
+ MDELAY(IPS_ONE_SEC);
- for (i = 0; i < MAX_POST_BYTES; i++) {
+ for (i = 0; i < IPS_MAX_POST_BYTES; i++) {
for (j = 0; j < 45; j++) {
- Isr = inb(ha->io_addr + HISR);
- if (Isr & GHI)
+ Isr = inb(ha->io_addr + IPS_REG_HISR);
+ if (Isr & IPS_BIT_GHI)
break;
- MDELAY(ONE_SEC);
+ MDELAY(IPS_ONE_SEC);
}
if (j >= 45) {
/* error occured */
if (reset_counter < 2)
continue;
- else
+ else {
/* reset failed */
+ IPS_HA_UNLOCK(cpu_flags);
+
return (0);
+ }
}
- PostByte[i] = inb(ha->io_addr + ISPR);
- outb(Isr, ha->io_addr + HISR);
+ PostByte[i] = inb(ha->io_addr + IPS_REG_ISPR);
+ outb(Isr, ha->io_addr + IPS_REG_HISR);
}
- if (PostByte[0] < GOOD_POST_BASIC_STATUS) {
+ if (PostByte[0] < IPS_GOOD_POST_STATUS) {
printk("(%s%d) reset controller fails (post status %x %x).\n",
ips_name, ha->host_num, PostByte[0], PostByte[1]);
+ IPS_HA_UNLOCK(cpu_flags);
+
return (0);
}
- for (i = 0; i < MAX_CONFIG_BYTES; i++) {
+ for (i = 0; i < IPS_MAX_CONFIG_BYTES; i++) {
for (j = 0; j < 240; j++) {
- Isr = inb(ha->io_addr + HISR);
- if (Isr & GHI)
+ Isr = inb(ha->io_addr + IPS_REG_HISR);
+ if (Isr & IPS_BIT_GHI)
break;
- MDELAY(ONE_SEC); /* 100 msec */
+ MDELAY(IPS_ONE_SEC); /* 100 msec */
}
if (j >= 240) {
/* error occured */
if (reset_counter < 2)
continue;
- else
+ else {
/* reset failed */
+ IPS_HA_UNLOCK(cpu_flags);
+
return (0);
+ }
}
- ConfigByte[i] = inb(ha->io_addr + ISPR);
- outb(Isr, ha->io_addr + HISR);
+ ConfigByte[i] = inb(ha->io_addr + IPS_REG_ISPR);
+ outb(Isr, ha->io_addr + IPS_REG_HISR);
}
if (ConfigByte[0] == 0 && ConfigByte[1] == 2) {
printk("(%s%d) reset controller fails (status %x %x).\n",
ips_name, ha->host_num, ConfigByte[0], ConfigByte[1]);
+ IPS_HA_UNLOCK(cpu_flags);
+
return (0);
}
for (i = 0; i < 240; i++) {
- Cbsp = inb(ha->io_addr + CBSP);
+ Cbsp = inb(ha->io_addr + IPS_REG_CBSP);
- if ((Cbsp & OP) == 0)
+ if ((Cbsp & IPS_BIT_OP) == 0)
break;
- MDELAY(ONE_SEC);
+ MDELAY(IPS_ONE_SEC);
}
if (i >= 240) {
/* error occured */
if (reset_counter < 2)
continue;
- else
+ else {
/* reset failed */
+ IPS_HA_UNLOCK(cpu_flags);
+
return (0);
+ }
}
/* setup CCCR */
- outw(0x1010, ha->io_addr + CCCR);
+ outw(0x1010, ha->io_addr + IPS_REG_CCCR);
/* Enable busmastering */
- outb(EBM, ha->io_addr + SCPR);
+ outb(IPS_BIT_EBM, ha->io_addr + IPS_REG_SCPR);
/* setup status queues */
ips_statinit(ha);
/* Enable interrupts */
- outb(EI, ha->io_addr + HISR);
+ outb(IPS_BIT_EI, ha->io_addr + IPS_REG_HISR);
/* if we get here then everything went OK */
break;
}
+ IPS_HA_UNLOCK(cpu_flags);
+
return (1);
}
@@ -3502,14 +4311,14 @@
DBG("ips_statinit");
ha->adapt->p_status_start = ha->adapt->status;
- ha->adapt->p_status_end = ha->adapt->status + MAX_CMDS;
+ ha->adapt->p_status_end = ha->adapt->status + IPS_MAX_CMDS;
ha->adapt->p_status_tail = ha->adapt->status;
phys_status_start = VIRT_TO_BUS(ha->adapt->status);
- outl(phys_status_start, ha->io_addr + SQSR);
- outl(phys_status_start + STATUS_Q_SIZE, ha->io_addr + SQER);
- outl(phys_status_start + STATUS_SIZE, ha->io_addr + SQHR);
- outl(phys_status_start, ha->io_addr + SQTR);
+ outl(phys_status_start, ha->io_addr + IPS_REG_SQSR);
+ outl(phys_status_start + IPS_STATUS_Q_SIZE, ha->io_addr + IPS_REG_SQER);
+ outl(phys_status_start + IPS_STATUS_SIZE, ha->io_addr + IPS_REG_SQHR);
+ outl(phys_status_start, ha->io_addr + IPS_REG_SQTR);
ha->adapt->hw_status_start = phys_status_start;
ha->adapt->hw_status_tail = phys_status_start;
@@ -3532,13 +4341,13 @@
if (ha->adapt->p_status_tail != ha->adapt->p_status_end) {
ha->adapt->p_status_tail++;
- ha->adapt->hw_status_tail += sizeof(STATUS);
+ ha->adapt->hw_status_tail += sizeof(IPS_STATUS);
} else {
ha->adapt->p_status_tail = ha->adapt->p_status_start;
ha->adapt->hw_status_tail = ha->adapt->hw_status_start;
}
- outl(ha->adapt->hw_status_tail, ha->io_addr + SQTR);
+ outl(ha->adapt->hw_status_tail, ha->io_addr + IPS_REG_SQTR);
command_id = ha->adapt->p_status_tail->command_id;
@@ -3560,6 +4369,7 @@
ips_issue(ips_ha_t *ha, ips_scb_t *scb) {
u32 TimeOut;
u16 val;
+ u32 cpu_flags;
DBG("ips_issue");
@@ -3577,17 +4387,19 @@
ips_name,
scb->cmd.basic_io.command_id);
#if IPS_DEBUG >= 11
- MDELAY(ONE_SEC);
+ MDELAY(IPS_ONE_SEC);
#endif
#endif
+ IPS_HA_LOCK(cpu_flags);
+
TimeOut = 0;
- while ((val = inw(ha->io_addr + CCCR)) & SEMAPHORE) {
+ while ((val = inw(ha->io_addr + IPS_REG_CCCR)) & IPS_BIT_SEM) {
UDELAY(1000);
- if (++TimeOut >= SEMAPHORE_TIMEOUT) {
- if (!(val & START_STOP_BIT))
+ if (++TimeOut >= IPS_SEM_TIMEOUT) {
+ if (!(val & IPS_BIT_START_STOP))
break;
printk(KERN_WARNING "(%s%d) ips_issue val [0x%x].\n",
@@ -3595,12 +4407,16 @@
printk(KERN_WARNING "(%s%d) ips_issue semaphore chk timeout.\n",
ips_name, ha->host_num);
+ IPS_HA_UNLOCK(cpu_flags);
+
return (IPS_FAILURE);
} /* end if */
} /* end while */
- outl(scb->scb_busaddr, ha->io_addr + CCSAR);
- outw(START_COMMAND, ha->io_addr + CCCR);
+ outl(scb->scb_busaddr, ha->io_addr + IPS_REG_CCSAR);
+ outw(IPS_BIT_START_CMD, ha->io_addr + IPS_REG_CCCR);
+
+ IPS_HA_UNLOCK(cpu_flags);
return (IPS_SUCCESS);
}
@@ -3620,18 +4436,18 @@
DBG("ips_isintr");
- Isr = inb(ha->io_addr + HISR);
+ Isr = inb(ha->io_addr + IPS_REG_HISR);
if (Isr == 0xFF)
/* ?!?! Nothing really there */
return (0);
- if (Isr & SCE)
+ if (Isr & IPS_BIT_SCE)
return (1);
- else if (Isr & (SQO | GHI)) {
+ else if (Isr & (IPS_BIT_SQO | IPS_BIT_GHI)) {
/* status queue overflow or GHI */
/* just clear the interrupt */
- outb(Isr, ha->io_addr + HISR);
+ outb(Isr, ha->io_addr + IPS_REG_HISR);
}
return (0);
@@ -3649,15 +4465,23 @@
static int
ips_wait(ips_ha_t *ha, int time, int intr) {
int ret;
+ u8 done;
DBG("ips_wait");
ret = IPS_FAILURE;
+ done = FALSE;
- time *= ONE_SEC; /* convert seconds to milliseconds */
+ time *= IPS_ONE_SEC; /* convert seconds to milliseconds */
- while (time > 0) {
- if (intr == IPS_INTR_OFF) {
+ while ((time > 0) && (!done)) {
+ if (intr == IPS_INTR_ON) {
+ if (ha->waitflag == FALSE) {
+ ret = IPS_SUCCESS;
+ done = TRUE;
+ break;
+ }
+ } else if (intr == IPS_INTR_IORL) {
if (ha->waitflag == FALSE) {
/*
* controller generated an interupt to
@@ -3665,28 +4489,50 @@
* and ips_intr() has serviced the interrupt.
*/
ret = IPS_SUCCESS;
+ done = TRUE;
break;
}
/*
- * NOTE: Interrupts are disabled here
- * On an SMP system interrupts will only
- * be disabled on one processor.
- * So, ultimately we still need to set the
- * "I'm in the interrupt handler flag"
+ * NOTE: we already have the io_request_lock so
+ * even if we get an interrupt it won't get serviced
+ * until after we finish.
*/
+
while (test_and_set_bit(IPS_IN_INTR, &ha->flags))
UDELAY(1000);
ips_intr(ha);
clear_bit(IPS_IN_INTR, &ha->flags);
-
- } else {
+ } else if (intr == IPS_INTR_HAL) {
if (ha->waitflag == FALSE) {
+ /*
+ * controller generated an interupt to
+ * acknowledge completion of the command
+ * and ips_intr() has serviced the interrupt.
+ */
ret = IPS_SUCCESS;
+ done = TRUE;
break;
}
+
+ /*
+ * NOTE: since we were not called with the iorequest lock
+ * we must obtain it before we can call the interrupt handler.
+ * We were called under the HA lock so we can assume that interrupts
+ * are masked.
+ */
+ spin_lock(&io_request_lock);
+
+ while (test_and_set_bit(IPS_IN_INTR, &ha->flags))
+ UDELAY(1000);
+
+ ips_intr(ha);
+
+ clear_bit(IPS_IN_INTR, &ha->flags);
+
+ spin_unlock(&io_request_lock);
}
UDELAY(1000); /* 1 milisecond */
@@ -3706,10 +4552,10 @@
/* */
/****************************************************************************/
static int
-ips_write_driver_status(ips_ha_t *ha) {
+ips_write_driver_status(ips_ha_t *ha, int intr) {
DBG("ips_write_driver_status");
- if (!ips_readwrite_page5(ha, FALSE)) {
+ if (!ips_readwrite_page5(ha, FALSE, intr)) {
printk(KERN_WARNING "(%s%d) unable to read NVRAM page 5.\n",
ips_name, ha->host_num);
@@ -3718,7 +4564,7 @@
/* check to make sure the page has a valid */
/* signature */
- if (ha->nvram->signature != NVRAM_PAGE5_SIGNATURE) {
+ if (ha->nvram->signature != IPS_NVRAM_P5_SIG) {
#if IPS_DEBUG >= 1
printk("(%s%d) NVRAM page 5 has an invalid signature: %X.\n",
ips_name, ha->host_num, ha->nvram->signature);
@@ -3739,12 +4585,12 @@
ha->ad_type = ha->nvram->adapter_type;
/* change values (as needed) */
- ha->nvram->operating_system = OS_LINUX;
+ ha->nvram->operating_system = IPS_OS_LINUX;
strncpy((char *) ha->nvram->driver_high, IPS_VERSION_HIGH, 4);
strncpy((char *) ha->nvram->driver_low, IPS_VERSION_LOW, 4);
/* now update the page */
- if (!ips_readwrite_page5(ha, TRUE)) {
+ if (!ips_readwrite_page5(ha, TRUE, intr)) {
printk(KERN_WARNING "(%s%d) unable to write NVRAM page 5.\n",
ips_name, ha->host_num);
@@ -3764,7 +4610,7 @@
/* */
/****************************************************************************/
static int
-ips_read_adapter_status(ips_ha_t *ha) {
+ips_read_adapter_status(ips_ha_t *ha, int intr) {
ips_scb_t *scb;
int ret;
@@ -3775,9 +4621,9 @@
ips_init_scb(ha, scb);
scb->timeout = ips_cmd_timeout;
- scb->cdb[0] = ENQUIRY;
+ scb->cdb[0] = IPS_CMD_ENQUIRY;
- scb->cmd.basic_io.op_code = ENQUIRY;
+ scb->cmd.basic_io.op_code = IPS_CMD_ENQUIRY;
scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
scb->cmd.basic_io.sg_count = 0;
scb->cmd.basic_io.sg_addr = VIRT_TO_BUS(ha->enq);
@@ -3787,7 +4633,7 @@
scb->cmd.basic_io.reserved = 0;
/* send command */
- ret = ips_send_wait(ha, scb, ips_cmd_timeout);
+ ret = ips_send_wait(ha, scb, ips_cmd_timeout, intr);
if ((ret == IPS_FAILURE) || (ret == IPS_SUCCESS_IMM))
return (0);
@@ -3804,7 +4650,7 @@
/* */
/****************************************************************************/
static int
-ips_read_subsystem_parameters(ips_ha_t *ha) {
+ips_read_subsystem_parameters(ips_ha_t *ha, int intr) {
ips_scb_t *scb;
int ret;
@@ -3815,9 +4661,9 @@
ips_init_scb(ha, scb);
scb->timeout = ips_cmd_timeout;
- scb->cdb[0] = GET_SUBSYS_PARAM;
+ scb->cdb[0] = IPS_CMD_GET_SUBSYS;
- scb->cmd.basic_io.op_code = GET_SUBSYS_PARAM;
+ scb->cmd.basic_io.op_code = IPS_CMD_GET_SUBSYS;
scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
scb->cmd.basic_io.sg_count = 0;
scb->cmd.basic_io.sg_addr = VIRT_TO_BUS(ha->subsys);
@@ -3827,7 +4673,7 @@
scb->cmd.basic_io.reserved = 0;
/* send command */
- ret = ips_send_wait(ha, scb, ips_cmd_timeout);
+ ret = ips_send_wait(ha, scb, ips_cmd_timeout, intr);
if ((ret == IPS_FAILURE) || (ret == IPS_SUCCESS_IMM))
return (0);
@@ -3844,7 +4690,7 @@
/* */
/****************************************************************************/
static int
-ips_read_config(ips_ha_t *ha) {
+ips_read_config(ips_ha_t *ha, int intr) {
ips_scb_t *scb;
int i;
int ret;
@@ -3861,18 +4707,18 @@
ips_init_scb(ha, scb);
scb->timeout = ips_cmd_timeout;
- scb->cdb[0] = READ_NVRAM_CONFIGURATION;
+ scb->cdb[0] = IPS_CMD_READ_CONF;
- scb->cmd.basic_io.op_code = READ_NVRAM_CONFIGURATION;
+ scb->cmd.basic_io.op_code = IPS_CMD_READ_CONF;
scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
scb->cmd.basic_io.sg_addr = VIRT_TO_BUS(ha->conf);
/* send command */
- if (((ret = ips_send_wait(ha, scb, ips_cmd_timeout)) == IPS_FAILURE) ||
+ if (((ret = ips_send_wait(ha, scb, ips_cmd_timeout, intr)) == IPS_FAILURE) ||
(ret == IPS_SUCCESS_IMM) ||
- ((scb->basic_status & GSC_STATUS_MASK) > 1)) {
+ ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1)) {
- memset(ha->conf, 0, sizeof(CONFCMD));
+ memset(ha->conf, 0, sizeof(IPS_CONF));
/* reset initiator IDs */
ha->conf->init_id[0] = IPS_ADAPTER_ID;
@@ -3891,11 +4737,11 @@
/* */
/* Routine Description: */
/* */
-/* Read the configuration on the adapter */
+/* Read nvram page 5 from the adapter */
/* */
/****************************************************************************/
static int
-ips_readwrite_page5(ips_ha_t *ha, int write) {
+ips_readwrite_page5(ips_ha_t *ha, int write, int intr) {
ips_scb_t *scb;
int ret;
@@ -3906,9 +4752,9 @@
ips_init_scb(ha, scb);
scb->timeout = ips_cmd_timeout;
- scb->cdb[0] = RW_NVRAM_PAGE;
+ scb->cdb[0] = IPS_CMD_RW_NVRAM_PAGE;
- scb->cmd.nvram.op_code = RW_NVRAM_PAGE;
+ scb->cmd.nvram.op_code = IPS_CMD_RW_NVRAM_PAGE;
scb->cmd.nvram.command_id = IPS_COMMAND_ID(ha, scb);
scb->cmd.nvram.page = 5;
scb->cmd.nvram.write = write;
@@ -3917,11 +4763,11 @@
scb->cmd.nvram.reserved2 = 0;
/* issue the command */
- if (((ret = ips_send_wait(ha, scb, ips_cmd_timeout)) == IPS_FAILURE) ||
+ if (((ret = ips_send_wait(ha, scb, ips_cmd_timeout, intr)) == IPS_FAILURE) ||
(ret == IPS_SUCCESS_IMM) ||
- ((scb->basic_status & GSC_STATUS_MASK) > 1)) {
+ ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1)) {
- memset(ha->nvram, 0, sizeof(NVRAM_PAGE5));
+ memset(ha->nvram, 0, sizeof(IPS_NVRAM_P5));
return (0);
}
@@ -3939,7 +4785,7 @@
/* */
/****************************************************************************/
static int
-ips_clear_adapter(ips_ha_t *ha) {
+ips_clear_adapter(ips_ha_t *ha, int intr) {
ips_scb_t *scb;
int ret;
@@ -3950,41 +4796,413 @@
ips_init_scb(ha, scb);
scb->timeout = ips_reset_timeout;
- scb->cdb[0] = CONFIG_SYNC;
+ scb->cdb[0] = IPS_CMD_CONFIG_SYNC;
- scb->cmd.config_sync.op_code = CONFIG_SYNC;
+ scb->cmd.config_sync.op_code = IPS_CMD_CONFIG_SYNC;
scb->cmd.config_sync.command_id = IPS_COMMAND_ID(ha, scb);
scb->cmd.config_sync.channel = 0;
- scb->cmd.config_sync.source_target = POCL;
+ scb->cmd.config_sync.source_target = IPS_POCL;
scb->cmd.config_sync.reserved = 0;
scb->cmd.config_sync.reserved2 = 0;
scb->cmd.config_sync.reserved3 = 0;
/* issue command */
- ret = ips_send_wait(ha, scb, ips_reset_timeout);
+ ret = ips_send_wait(ha, scb, ips_reset_timeout, intr);
if ((ret == IPS_FAILURE) || (ret == IPS_SUCCESS_IMM))
return (0);
/* send unlock stripe command */
ips_init_scb(ha, scb);
- scb->cdb[0] = GET_ERASE_ERROR_TABLE;
+ scb->cdb[0] = IPS_CMD_ERROR_TABLE;
scb->timeout = ips_reset_timeout;
- scb->cmd.unlock_stripe.op_code = GET_ERASE_ERROR_TABLE;
+ scb->cmd.unlock_stripe.op_code = IPS_CMD_ERROR_TABLE;
scb->cmd.unlock_stripe.command_id = IPS_COMMAND_ID(ha, scb);
scb->cmd.unlock_stripe.log_drv = 0;
- scb->cmd.unlock_stripe.control = CSL;
+ scb->cmd.unlock_stripe.control = IPS_CSL;
scb->cmd.unlock_stripe.reserved = 0;
scb->cmd.unlock_stripe.reserved2 = 0;
scb->cmd.unlock_stripe.reserved3 = 0;
/* issue command */
- ret = ips_send_wait(ha, scb, ips_reset_timeout);
+ ret = ips_send_wait(ha, scb, ips_reset_timeout, intr);
if ((ret == IPS_FAILURE) || (ret == IPS_SUCCESS_IMM))
return (0);
return (1);
+}
+
+/****************************************************************************/
+/* */
+/* Routine Name: ips_ffdc_reset */
+/* */
+/* Routine Description: */
+/* */
+/* FFDC: write reset info */
+/* */
+/****************************************************************************/
+static void
+ips_ffdc_reset(ips_ha_t *ha, int intr) {
+ ips_scb_t *scb;
+
+ DBG("ips_ffdc_reset");
+
+ scb = &ha->scbs[ha->max_cmds-1];
+
+ ips_init_scb(ha, scb);
+
+ scb->timeout = ips_cmd_timeout;
+ scb->cdb[0] = IPS_CMD_FFDC;
+ scb->cmd.ffdc.op_code = IPS_CMD_FFDC;
+ scb->cmd.ffdc.command_id = IPS_COMMAND_ID(ha, scb);
+ scb->cmd.ffdc.reset_count = ha->reset_count;
+ scb->cmd.ffdc.reset_type = 0x80;
+
+ /* convert time to what the card wants */
+ ips_fix_ffdc_time(ha, scb, ha->last_ffdc);
+
+ /* issue command */
+ ips_send_wait(ha, scb, ips_cmd_timeout, intr);
+}
+
+/****************************************************************************/
+/* */
+/* Routine Name: ips_ffdc_time */
+/* */
+/* Routine Description: */
+/* */
+/* FFDC: write time info */
+/* */
+/****************************************************************************/
+static void
+ips_ffdc_time(ips_ha_t *ha, int intr) {
+ ips_scb_t *scb;
+
+ DBG("ips_ffdc_time");
+
+#if IPS_DEBUG >= 1
+ printk(KERN_NOTICE "(%s%d) Sending time update.\n",
+ ips_name, ha->host_num);
+#endif
+
+ scb = &ha->scbs[ha->max_cmds-1];
+
+ ips_init_scb(ha, scb);
+
+ scb->timeout = ips_cmd_timeout;
+ scb->cdb[0] = IPS_CMD_FFDC;
+ scb->cmd.ffdc.op_code = IPS_CMD_FFDC;
+ scb->cmd.ffdc.command_id = IPS_COMMAND_ID(ha, scb);
+ scb->cmd.ffdc.reset_count = 0;
+ scb->cmd.ffdc.reset_type = 0x80;
+
+ /* convert time to what the card wants */
+ ips_fix_ffdc_time(ha, scb, ha->last_ffdc);
+
+ /* issue command */
+ ips_send_wait(ha, scb, ips_cmd_timeout, intr);
+}
+
+/****************************************************************************/
+/* */
+/* Routine Name: ips_fix_ffdc_time */
+/* */
+/* Routine Description: */
+/* Adjust time_t to what the card wants */
+/* */
+/****************************************************************************/
+static void
+ips_fix_ffdc_time(ips_ha_t *ha, ips_scb_t *scb, time_t current_time) {
+ long days;
+ long rem;
+ int i;
+ int year;
+ int yleap;
+ int year_lengths[2] = { IPS_DAYS_NORMAL_YEAR, IPS_DAYS_LEAP_YEAR };
+ int month_lengths[12][2] = { {31, 31},
+ {28, 29},
+ {31, 31},
+ {30, 30},
+ {31, 31},
+ {30, 30},
+ {31, 31},
+ {31, 31},
+ {30, 30},
+ {31, 31},
+ {30, 30},
+ {31, 31} };
+
+ days = current_time / IPS_SECS_DAY;
+ rem = current_time % IPS_SECS_DAY;
+
+ scb->cmd.ffdc.hour = (rem / IPS_SECS_HOUR);
+ rem = rem % IPS_SECS_HOUR;
+ scb->cmd.ffdc.minute = (rem / IPS_SECS_MIN);
+ scb->cmd.ffdc.second = (rem % IPS_SECS_MIN);
+
+ year = IPS_EPOCH_YEAR;
+ while (days < 0 || days >= year_lengths[yleap = IPS_IS_LEAP_YEAR(year)]) {
+ int newy;
+
+ newy = year + (days / IPS_DAYS_NORMAL_YEAR);
+ if (days < 0)
+ --newy;
+ days -= (newy - year) * IPS_DAYS_NORMAL_YEAR +
+ IPS_NUM_LEAP_YEARS_THROUGH(newy - 1) -
+ IPS_NUM_LEAP_YEARS_THROUGH(year - 1);
+ year = newy;
+ }
+
+ scb->cmd.ffdc.yearH = year / 100;
+ scb->cmd.ffdc.yearL = year % 100;
+
+ for (i = 0; days >= month_lengths[i][yleap]; ++i)
+ days -= month_lengths[i][yleap];
+
+ scb->cmd.ffdc.month = i + 1;
+ scb->cmd.ffdc.day = days + 1;
+}
+
+/****************************************************************************
+ * BIOS Flash Routines *
+ ****************************************************************************/
+
+/****************************************************************************/
+/* */
+/* Routine Name: ips_erase_bios */
+/* */
+/* Routine Description: */
+/* Erase the BIOS on the adapter */
+/* */
+/****************************************************************************/
+static int
+ips_erase_bios(ips_ha_t *ha) {
+ int timeout;
+ u8 status;
+
+ /* Clear the status register */
+ outl(0, ha->io_addr + IPS_REG_FLAP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ outb(0x50, ha->io_addr + IPS_REG_FLDP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ /* Erase Setup */
+ outb(0x20, ha->io_addr + IPS_REG_FLDP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ /* Erase Confirm */
+ outb(0xD0, ha->io_addr + IPS_REG_FLDP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ /* Erase Status */
+ outb(0x70, ha->io_addr + IPS_REG_FLDP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ timeout = 80000; /* 80 seconds */
+
+ while (timeout > 0) {
+ if (ha->revision_id == IPS_REVID_TROMBONE64) {
+ outl(0, ha->io_addr + IPS_REG_FLAP);
+ UDELAY(5); /* 5 us */
+ }
+
+ status = inb(ha->io_addr + IPS_REG_FLDP);
+
+ if (status & 0x80)
+ break;
+
+ MDELAY(1);
+ timeout--;
+ }
+
+ /* check for timeout */
+ if (timeout <= 0) {
+ /* timeout */
+
+ /* try to suspend the erase */
+ outb(0xB0, ha->io_addr + IPS_REG_FLDP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ /* wait for 10 seconds */
+ timeout = 10000;
+ while (timeout > 0) {
+ if (ha->revision_id == IPS_REVID_TROMBONE64) {
+ outl(0, ha->io_addr + IPS_REG_FLAP);
+ UDELAY(5); /* 5 us */
+ }
+
+ status = inb(ha->io_addr + IPS_REG_FLDP);
+
+ if (status & 0xC0)
+ break;
+
+ MDELAY(1);
+ timeout--;
+ }
+
+ return (1);
+ }
+
+ /* check for valid VPP */
+ if (status & 0x08)
+ /* VPP failure */
+ return (1);
+
+ /* check for succesful flash */
+ if (status & 0x30)
+ /* sequence error */
+ return (1);
+
+ /* Otherwise, we were successful */
+ /* clear status */
+ outb(0x50, ha->io_addr + IPS_REG_FLDP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ /* enable reads */
+ outb(0xFF, ha->io_addr + IPS_REG_FLDP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ return (0);
+}
+
+/****************************************************************************/
+/* */
+/* Routine Name: ips_program_bios */
+/* */
+/* Routine Description: */
+/* Program the BIOS on the adapter */
+/* */
+/****************************************************************************/
+static int
+ips_program_bios(ips_ha_t *ha, char *buffer, int buffersize) {
+ int i;
+ int timeout;
+ u8 status;
+
+ for (i = 0; i < buffersize; i++) {
+ /* write a byte */
+ outl(i, ha->io_addr + IPS_REG_FLAP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ outb(0x40, ha->io_addr + IPS_REG_FLDP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ outb(buffer[i], ha->io_addr + IPS_REG_FLDP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ /* wait up to one second */
+ timeout = 1000;
+ while (timeout > 0) {
+ if (ha->revision_id == IPS_REVID_TROMBONE64) {
+ outl(0, ha->io_addr + IPS_REG_FLAP);
+ UDELAY(5); /* 5 us */
+ }
+
+ status = inb(ha->io_addr + IPS_REG_FLDP);
+
+ if (status & 0x80)
+ break;
+
+ MDELAY(1);
+ timeout--;
+ }
+
+ if (timeout == 0) {
+ /* timeout error */
+ outl(0, ha->io_addr + IPS_REG_FLAP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ outb(0xFF, ha->io_addr + IPS_REG_FLDP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ return (1);
+ }
+
+ /* check the status */
+ if (status & 0x18) {
+ /* programming error */
+ outl(0, ha->io_addr + IPS_REG_FLAP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ outb(0xFF, ha->io_addr + IPS_REG_FLDP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ return (1);
+ }
+ } /* end for */
+
+ /* Enable reading */
+ outl(0, ha->io_addr + IPS_REG_FLAP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ outb(0xFF, ha->io_addr + IPS_REG_FLDP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ return (0);
+}
+
+/****************************************************************************/
+/* */
+/* Routine Name: ips_verify_bios */
+/* */
+/* Routine Description: */
+/* Verify the BIOS on the adapter */
+/* */
+/****************************************************************************/
+static int
+ips_verify_bios(ips_ha_t *ha, char *buffer, int buffersize) {
+ u8 checksum;
+ int i;
+
+ /* test 1st byte */
+ outl(0, ha->io_addr + IPS_REG_FLAP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ if (inb(ha->io_addr + IPS_REG_FLDP) != 0x55)
+ return (1);
+
+ outl(1, ha->io_addr + IPS_REG_FLAP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+ if (inb(ha->io_addr + IPS_REG_FLDP) != 0xAA)
+ return (1);
+
+ checksum = 0xff;
+ for (i = 2; i < buffersize; i++) {
+
+ outl(i, ha->io_addr + IPS_REG_FLAP);
+ if (ha->revision_id == IPS_REVID_TROMBONE64)
+ UDELAY(5); /* 5 us */
+
+ checksum = (u8) checksum + inb(ha->io_addr + IPS_REG_FLDP);
+ }
+
+ if (checksum != 0)
+ /* failure */
+ return (1);
+ else
+ /* success */
+ return (0);
}
#if defined (MODULE)
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)