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fedora core 6 1.2949 + vserver 2.2.0
[linux-2.6.git]
/
drivers
/
scsi
/
53c700.h
diff --git
a/drivers/scsi/53c700.h
b/drivers/scsi/53c700.h
index
e86012c
..
f38822d
100644
(file)
--- a/
drivers/scsi/53c700.h
+++ b/
drivers/scsi/53c700.h
@@
-12,7
+12,7
@@
#include <asm/io.h>
#include <scsi/scsi_device.h>
#include <asm/io.h>
#include <scsi/scsi_device.h>
-
+#include <scsi/scsi_cmnd.h>
/* Turn on for general debugging---too verbose for normal use */
#undef NCR_700_DEBUG
/* Turn on for general debugging---too verbose for normal use */
#undef NCR_700_DEBUG
@@
-22,8
+22,14
@@
#ifdef NCR_700_DEBUG
#define DEBUG(x) printk x
#ifdef NCR_700_DEBUG
#define DEBUG(x) printk x
+#define DDEBUG(prefix, sdev, fmt, a...) \
+ sdev_printk(prefix, sdev, fmt, ##a)
+#define CDEBUG(prefix, scmd, fmt, a...) \
+ scmd_printk(prefix, scmd, fmt, ##a)
#else
#else
-#define DEBUG(x)
+#define DEBUG(x) do {} while (0)
+#define DDEBUG(prefix, scmd, fmt, a...) do {} while (0)
+#define CDEBUG(prefix, scmd, fmt, a...) do {} while (0)
#endif
/* The number of available command slots */
#endif
/* The number of available command slots */
@@
-51,7
+57,7
@@
struct NCR_700_Host_Parameters;
struct Scsi_Host *NCR_700_detect(struct scsi_host_template *,
struct NCR_700_Host_Parameters *, struct device *);
int NCR_700_release(struct Scsi_Host *host);
struct Scsi_Host *NCR_700_detect(struct scsi_host_template *,
struct NCR_700_Host_Parameters *, struct device *);
int NCR_700_release(struct Scsi_Host *host);
-irqreturn_t NCR_700_intr(int, void *
, struct pt_regs *
);
+irqreturn_t NCR_700_intr(int, void *);
enum NCR_700_Host_State {
enum NCR_700_Host_State {
@@
-70,11
+76,16
@@
struct NCR_700_SG_List {
#define SCRIPT_RETURN 0x90080000
};
#define SCRIPT_RETURN 0x90080000
};
-/* We use device->hostdata to store negotiated parameters. This is
- * supposed to be a pointer to a device private area, but we cannot
- * really use it as such since it will never be freed, so just use the
- * 32 bits to cram the information. The SYNC negotiation sequence looks
- * like:
+struct NCR_700_Device_Parameters {
+ /* space for creating a request sense command. Really, except
+ * for the annoying SCSI-2 requirement for LUN information in
+ * cmnd[1], this could be in static storage */
+ unsigned char cmnd[MAX_COMMAND_SIZE];
+ __u8 depth;
+};
+
+
+/* The SYNC negotiation sequence looks like:
*
* If DEV_NEGOTIATED_SYNC not set, tack and SDTR message on to the
* initial identify for the device and set DEV_BEGIN_SYNC_NEGOTATION
*
* If DEV_NEGOTIATED_SYNC not set, tack and SDTR message on to the
* initial identify for the device and set DEV_BEGIN_SYNC_NEGOTATION
@@
-92,19
+103,26
@@
struct NCR_700_SG_List {
#define NCR_700_DEV_BEGIN_SYNC_NEGOTIATION (1<<17)
#define NCR_700_DEV_PRINT_SYNC_NEGOTIATION (1<<19)
#define NCR_700_DEV_BEGIN_SYNC_NEGOTIATION (1<<17)
#define NCR_700_DEV_PRINT_SYNC_NEGOTIATION (1<<19)
+static inline char *NCR_700_get_sense_cmnd(struct scsi_device *SDp)
+{
+ struct NCR_700_Device_Parameters *hostdata = SDp->hostdata;
+
+ return hostdata->cmnd;
+}
+
static inline void
NCR_700_set_depth(struct scsi_device *SDp, __u8 depth)
{
static inline void
NCR_700_set_depth(struct scsi_device *SDp, __u8 depth)
{
-
long l = (long)
SDp->hostdata;
+
struct NCR_700_Device_Parameters *hostdata =
SDp->hostdata;
- l &= 0xffff00ff;
- l |= 0xff00 & (depth << 8);
- SDp->hostdata = (void *)l;
+ hostdata->depth = depth;
}
static inline __u8
NCR_700_get_depth(struct scsi_device *SDp)
{
}
static inline __u8
NCR_700_get_depth(struct scsi_device *SDp)
{
- return ((((unsigned long)SDp->hostdata) & 0xff00)>>8);
+ struct NCR_700_Device_Parameters *hostdata = SDp->hostdata;
+
+ return hostdata->depth;
}
static inline int
NCR_700_is_flag_set(struct scsi_device *SDp, __u32 flag)
}
static inline int
NCR_700_is_flag_set(struct scsi_device *SDp, __u32 flag)
@@
-157,6
+175,8
@@
struct NCR_700_command_slot {
#define NCR_700_SLOT_BUSY (1|NCR_700_SLOT_MAGIC) /* slot has command active on HA */
#define NCR_700_SLOT_QUEUED (2|NCR_700_SLOT_MAGIC) /* slot has command to be made active on HA */
__u8 state;
#define NCR_700_SLOT_BUSY (1|NCR_700_SLOT_MAGIC) /* slot has command active on HA */
#define NCR_700_SLOT_QUEUED (2|NCR_700_SLOT_MAGIC) /* slot has command to be made active on HA */
__u8 state;
+ #define NCR_700_FLAG_AUTOSENSE 0x01
+ __u8 flags;
int tag;
__u32 resume_offset;
struct scsi_cmnd *cmnd;
int tag;
__u32 resume_offset;
struct scsi_cmnd *cmnd;
@@
-232,21
+252,23
@@
struct NCR_700_Host_Parameters {
#ifdef CONFIG_53C700_LE_ON_BE
#define bE (hostdata->force_le_on_be ? 0 : 3)
#define bSWAP (hostdata->force_le_on_be)
#ifdef CONFIG_53C700_LE_ON_BE
#define bE (hostdata->force_le_on_be ? 0 : 3)
#define bSWAP (hostdata->force_le_on_be)
-/* This is terrible, but there's no raw version of ioread32. That means
- * that on a be board we swap twice (once in ioread32 and once again to
- * get the value correct) */
-#define bS_to_io(x) ((hostdata->force_le_on_be) ? (x) : cpu_to_le32(x))
+#define bEBus (!hostdata->force_le_on_be)
#elif defined(__BIG_ENDIAN)
#define bE 3
#define bSWAP 0
#elif defined(__BIG_ENDIAN)
#define bE 3
#define bSWAP 0
-#define bS_to_io(x) (x)
#elif defined(__LITTLE_ENDIAN)
#define bE 0
#define bSWAP 0
#elif defined(__LITTLE_ENDIAN)
#define bE 0
#define bSWAP 0
-#define bS_to_io(x) (x)
#else
#error "__BIG_ENDIAN or __LITTLE_ENDIAN must be defined, did you include byteorder.h?"
#endif
#else
#error "__BIG_ENDIAN or __LITTLE_ENDIAN must be defined, did you include byteorder.h?"
#endif
+#ifndef bEBus
+#ifdef CONFIG_53C700_BE_BUS
+#define bEBus 1
+#else
+#define bEBus 0
+#endif
+#endif
#define bS_to_cpu(x) (bSWAP ? le32_to_cpu(x) : (x))
#define bS_to_host(x) (bSWAP ? cpu_to_le32(x) : (x))
#define bS_to_cpu(x) (bSWAP ? le32_to_cpu(x) : (x))
#define bS_to_host(x) (bSWAP ? cpu_to_le32(x) : (x))
@@
-393,31
+415,31
@@
struct NCR_700_Host_Parameters {
#define NCR_710_MIN_XFERP 0
#define NCR_700_MIN_PERIOD 25 /* for SDTR message, 100ns */
#define NCR_710_MIN_XFERP 0
#define NCR_700_MIN_PERIOD 25 /* for SDTR message, 100ns */
-#define script_patch_32(script, symbol, value) \
+#define script_patch_32(
dev,
script, symbol, value) \
{ \
int i; \
for(i=0; i< (sizeof(A_##symbol##_used) / sizeof(__u32)); i++) { \
__u32 val = bS_to_cpu((script)[A_##symbol##_used[i]]) + value; \
(script)[A_##symbol##_used[i]] = bS_to_host(val); \
{ \
int i; \
for(i=0; i< (sizeof(A_##symbol##_used) / sizeof(__u32)); i++) { \
__u32 val = bS_to_cpu((script)[A_##symbol##_used[i]]) + value; \
(script)[A_##symbol##_used[i]] = bS_to_host(val); \
- dma_cache_sync(&(script)[A_##symbol##_used[i]], 4, DMA_TO_DEVICE); \
+ dma_cache_sync(
(dev),
&(script)[A_##symbol##_used[i]], 4, DMA_TO_DEVICE); \
DEBUG((" script, patching %s at %d to 0x%lx\n", \
#symbol, A_##symbol##_used[i], (value))); \
} \
}
DEBUG((" script, patching %s at %d to 0x%lx\n", \
#symbol, A_##symbol##_used[i], (value))); \
} \
}
-#define script_patch_32_abs(script, symbol, value) \
+#define script_patch_32_abs(
dev,
script, symbol, value) \
{ \
int i; \
for(i=0; i< (sizeof(A_##symbol##_used) / sizeof(__u32)); i++) { \
(script)[A_##symbol##_used[i]] = bS_to_host(value); \
{ \
int i; \
for(i=0; i< (sizeof(A_##symbol##_used) / sizeof(__u32)); i++) { \
(script)[A_##symbol##_used[i]] = bS_to_host(value); \
- dma_cache_sync(&(script)[A_##symbol##_used[i]], 4, DMA_TO_DEVICE); \
+ dma_cache_sync(
(dev),
&(script)[A_##symbol##_used[i]], 4, DMA_TO_DEVICE); \
DEBUG((" script, patching %s at %d to 0x%lx\n", \
#symbol, A_##symbol##_used[i], (value))); \
} \
}
/* Used for patching the SCSI ID in the SELECT instruction */
DEBUG((" script, patching %s at %d to 0x%lx\n", \
#symbol, A_##symbol##_used[i], (value))); \
} \
}
/* Used for patching the SCSI ID in the SELECT instruction */
-#define script_patch_ID(script, symbol, value) \
+#define script_patch_ID(
dev,
script, symbol, value) \
{ \
int i; \
for(i=0; i< (sizeof(A_##symbol##_used) / sizeof(__u32)); i++) { \
{ \
int i; \
for(i=0; i< (sizeof(A_##symbol##_used) / sizeof(__u32)); i++) { \
@@
-425,13
+447,13
@@
struct NCR_700_Host_Parameters {
val &= 0xff00ffff; \
val |= ((value) & 0xff) << 16; \
(script)[A_##symbol##_used[i]] = bS_to_host(val); \
val &= 0xff00ffff; \
val |= ((value) & 0xff) << 16; \
(script)[A_##symbol##_used[i]] = bS_to_host(val); \
- dma_cache_sync(&(script)[A_##symbol##_used[i]], 4, DMA_TO_DEVICE); \
+ dma_cache_sync(
(dev),
&(script)[A_##symbol##_used[i]], 4, DMA_TO_DEVICE); \
DEBUG((" script, patching ID field %s at %d to 0x%x\n", \
#symbol, A_##symbol##_used[i], val)); \
} \
}
DEBUG((" script, patching ID field %s at %d to 0x%x\n", \
#symbol, A_##symbol##_used[i], val)); \
} \
}
-#define script_patch_16(script, symbol, value) \
+#define script_patch_16(
dev,
script, symbol, value) \
{ \
int i; \
for(i=0; i< (sizeof(A_##symbol##_used) / sizeof(__u32)); i++) { \
{ \
int i; \
for(i=0; i< (sizeof(A_##symbol##_used) / sizeof(__u32)); i++) { \
@@
-439,7
+461,7
@@
struct NCR_700_Host_Parameters {
val &= 0xffff0000; \
val |= ((value) & 0xffff); \
(script)[A_##symbol##_used[i]] = bS_to_host(val); \
val &= 0xffff0000; \
val |= ((value) & 0xffff); \
(script)[A_##symbol##_used[i]] = bS_to_host(val); \
- dma_cache_sync(&(script)[A_##symbol##_used[i]], 4, DMA_TO_DEVICE); \
+ dma_cache_sync(
(dev),
&(script)[A_##symbol##_used[i]], 4, DMA_TO_DEVICE); \
DEBUG((" script, patching short field %s at %d to 0x%x\n", \
#symbol, A_##symbol##_used[i], val)); \
} \
DEBUG((" script, patching short field %s at %d to 0x%x\n", \
#symbol, A_##symbol##_used[i], val)); \
} \
@@
-460,14
+482,14
@@
NCR_700_readl(struct Scsi_Host *host, __u32 reg)
{
const struct NCR_700_Host_Parameters *hostdata
= (struct NCR_700_Host_Parameters *)host->hostdata[0];
{
const struct NCR_700_Host_Parameters *hostdata
= (struct NCR_700_Host_Parameters *)host->hostdata[0];
- __u32 value = ioread32(hostdata->base + reg);
+ __u32 value = bEBus ? ioread32be(hostdata->base + reg) :
+ ioread32(hostdata->base + reg);
#if 1
/* sanity check the register */
#if 1
/* sanity check the register */
- if((reg & 0x3) != 0)
- BUG();
+ BUG_ON((reg & 0x3) != 0);
#endif
#endif
- return
bS_to_io(value)
;
+ return
value
;
}
static inline void
}
static inline void
@@
-487,11
+509,11
@@
NCR_700_writel(__u32 value, struct Scsi_Host *host, __u32 reg)
#if 1
/* sanity check the register */
#if 1
/* sanity check the register */
- if((reg & 0x3) != 0)
- BUG();
+ BUG_ON((reg & 0x3) != 0);
#endif
#endif
- iowrite32(bS_to_io(value), hostdata->base + reg);
+ bEBus ? iowrite32be(value, hostdata->base + reg):
+ iowrite32(value, hostdata->base + reg);
}
#endif
}
#endif