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nexedi
linux
Commits
2d4c76c0
Commit
2d4c76c0
authored
Sep 18, 2002
by
Alan Cox
Committed by
Jeff Garzik
Sep 18, 2002
Browse files
Options
Browse Files
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Plain Diff
Merge 2.4.x updates to hppa-specific net driver lasi_82596
parent
94e5a9e0
Changes
1
Show whitespace changes
Inline
Side-by-side
Showing
1 changed file
with
220 additions
and
154 deletions
+220
-154
drivers/net/lasi_82596.c
drivers/net/lasi_82596.c
+220
-154
No files found.
drivers/net/lasi_82596.c
View file @
2d4c76c0
...
@@ -73,6 +73,7 @@
...
@@ -73,6 +73,7 @@
#include <linux/kernel.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/sched.h>
#include <linux/string.h>
#include <linux/string.h>
#include <linux/ptrace.h>
#include <linux/errno.h>
#include <linux/errno.h>
#include <linux/ioport.h>
#include <linux/ioport.h>
#include <linux/slab.h>
#include <linux/slab.h>
...
@@ -83,6 +84,7 @@
...
@@ -83,6 +84,7 @@
#include <linux/skbuff.h>
#include <linux/skbuff.h>
#include <linux/init.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/pci.h>
#include <linux/types.h>
#include <asm/bitops.h>
#include <asm/bitops.h>
#include <asm/io.h>
#include <asm/io.h>
...
@@ -94,8 +96,8 @@
...
@@ -94,8 +96,8 @@
#include <asm/gsc.h>
#include <asm/gsc.h>
#include <asm/cache.h>
#include <asm/cache.h>
static
char
version
[]
__initdata
=
static
char
version
[]
__
dev
initdata
=
"82596.c $Revision: 1.2
0
$
\n
"
;
"82596.c $Revision: 1.2
9
$
\n
"
;
/* DEBUG flags
/* DEBUG flags
*/
*/
...
@@ -119,7 +121,7 @@ static char version[] __initdata =
...
@@ -119,7 +121,7 @@ static char version[] __initdata =
#define DEB_ANY 0xffff
#define DEB_ANY 0xffff
#define DEB(x,y) if (i596_debug & (x))
y
#define DEB(x,y) if (i596_debug & (x))
{ y; }
#define CHECK_WBACK(addr,len) \
#define CHECK_WBACK(addr,len) \
...
@@ -143,13 +145,13 @@ static char version[] __initdata =
...
@@ -143,13 +145,13 @@ static char version[] __initdata =
*/
*/
#ifdef __BIG_ENDIAN
#ifdef __BIG_ENDIAN
#define WSWAPrfd(x) ((
struct i596_rfd *) (((u32)(x)<<16) | ((((u32)(x)))>>16)
))
#define WSWAPrfd(x) ((
(u32)(x)<<16) | ((((u32)(x)))>>16
))
#define WSWAPrbd(x) ((
struct i596_rbd *) (((u32)(x)<<16) | ((((u32)(x)))>>16)
))
#define WSWAPrbd(x) ((
(u32)(x)<<16) | ((((u32)(x)))>>16
))
#define WSWAPiscp(x) ((
struct i596_iscp *)(((u32)(x)<<16) | ((((u32)(x)))>>16)
))
#define WSWAPiscp(x) ((
(u32)(x)<<16) | ((((u32)(x)))>>16
))
#define WSWAPscb(x) ((
struct i596_scb *) (((u32)(x)<<16) | ((((u32)(x)))>>16)
))
#define WSWAPscb(x) ((
(u32)(x)<<16) | ((((u32)(x)))>>16
))
#define WSWAPcmd(x) ((
struct i596_cmd *) (((u32)(x)<<16) | ((((u32)(x)))>>16)
))
#define WSWAPcmd(x) ((
(u32)(x)<<16) | ((((u32)(x)))>>16
))
#define WSWAPtbd(x) ((
struct i596_tbd *) (((u32)(x)<<16) | ((((u32)(x)))>>16)
))
#define WSWAPtbd(x) ((
(u32)(x)<<16) | ((((u32)(x)))>>16
))
#define WSWAPchar(x) ((
char *) (((u32)(x)<<16) | ((((u32)(x)))>>16)
))
#define WSWAPchar(x) ((
(u32)(x)<<16) | ((((u32)(x)))>>16
))
#define ISCP_BUSY 0x00010000
#define ISCP_BUSY 0x00010000
#define MACH_IS_APRICOT 0
#define MACH_IS_APRICOT 0
#else
#else
...
@@ -182,18 +184,19 @@ MODULE_DESCRIPTION("i82596 driver");
...
@@ -182,18 +184,19 @@ MODULE_DESCRIPTION("i82596 driver");
MODULE_LICENSE
(
"GPL"
);
MODULE_LICENSE
(
"GPL"
);
MODULE_PARM
(
i596_debug
,
"i"
);
MODULE_PARM
(
i596_debug
,
"i"
);
MODULE_PARM_DESC
(
i596_debug
,
"lasi_82596 debug mask"
);
MODULE_PARM_DESC
(
i596_debug
,
"lasi_82596 debug mask"
);
EXPORT_NO_SYMBOLS
;
/* Copy frames shorter than rx_copybreak, otherwise pass on up in
/* Copy frames shorter than rx_copybreak, otherwise pass on up in
* a full sized sk_buff. Value of 100 stolen from tulip.c (!alpha).
* a full sized sk_buff. Value of 100 stolen from tulip.c (!alpha).
*/
*/
static
int
rx_copybreak
=
100
;
static
int
rx_copybreak
=
100
;
#define MAX_DRIVERS 4
/* max count of drivers */
#define PKT_BUF_SZ 1536
#define PKT_BUF_SZ 1536
#define MAX_MC_CNT 64
#define MAX_MC_CNT 64
#define I596_TOTAL_SIZE 17
#define I596_NULL ((u32)0xffffffff)
#define I596_NULL ((void *)0xffffffff)
#define CMD_EOL 0x8000
/* The last command of the list, stop. */
#define CMD_EOL 0x8000
/* The last command of the list, stop. */
#define CMD_SUSP 0x4000
/* Suspend after doing cmd. */
#define CMD_SUSP 0x4000
/* Suspend after doing cmd. */
...
@@ -228,7 +231,7 @@ enum commands {
...
@@ -228,7 +231,7 @@ enum commands {
struct
i596_reg
{
struct
i596_reg
{
unsigned
short
porthi
;
unsigned
short
porthi
;
unsigned
short
portlo
;
unsigned
short
portlo
;
u
nsigned
long
ca
;
u
32
ca
;
};
};
#define EOF 0x8000
#define EOF 0x8000
...
@@ -237,9 +240,9 @@ struct i596_reg {
...
@@ -237,9 +240,9 @@ struct i596_reg {
struct
i596_tbd
{
struct
i596_tbd
{
unsigned
short
size
;
unsigned
short
size
;
unsigned
short
pad
;
unsigned
short
pad
;
struct
i596_tbd
*
next
;
dma_addr_t
next
;
char
*
data
;
dma_addr_t
data
;
long
cache_pad
[
5
];
/* Total 32 bytes... */
u32
cache_pad
[
5
];
/* Total 32 bytes... */
};
};
/* The command structure has two 'next' pointers; v_next is the address of
/* The command structure has two 'next' pointers; v_next is the address of
...
@@ -256,17 +259,21 @@ struct i596_cmd {
...
@@ -256,17 +259,21 @@ struct i596_cmd {
struct
i596_cmd
*
v_next
;
/* Address from CPUs viewpoint */
struct
i596_cmd
*
v_next
;
/* Address from CPUs viewpoint */
unsigned
short
status
;
unsigned
short
status
;
unsigned
short
command
;
unsigned
short
command
;
struct
i596_cmd
*
b_next
;
/* Address from i596 viewpoint */
dma_addr_t
b_next
;
/* Address from i596 viewpoint */
};
};
struct
tx_cmd
{
struct
tx_cmd
{
struct
i596_cmd
cmd
;
struct
i596_cmd
cmd
;
struct
i596_tbd
*
tbd
;
dma_addr_t
tbd
;
unsigned
short
size
;
unsigned
short
size
;
unsigned
short
pad
;
unsigned
short
pad
;
struct
sk_buff
*
skb
;
/* So we can free it after tx */
struct
sk_buff
*
skb
;
/* So we can free it after tx */
dma_addr_t
dma_addr
;
dma_addr_t
dma_addr
;
long
cache_pad
[
1
];
/* Total 32 bytes... */
#ifdef __LP64__
u32
cache_pad
[
6
];
/* Total 64 bytes... */
#else
u32
cache_pad
[
1
];
/* Total 32 bytes... */
#endif
};
};
struct
tdr_cmd
{
struct
tdr_cmd
{
...
@@ -294,27 +301,34 @@ struct cf_cmd {
...
@@ -294,27 +301,34 @@ struct cf_cmd {
struct
i596_rfd
{
struct
i596_rfd
{
unsigned
short
stat
;
unsigned
short
stat
;
unsigned
short
cmd
;
unsigned
short
cmd
;
struct
i596_rfd
*
b_next
;
/* Address from i596 viewpoint */
dma_addr_t
b_next
;
/* Address from i596 viewpoint */
struct
i596_rbd
*
rbd
;
dma_addr_t
rbd
;
unsigned
short
count
;
unsigned
short
count
;
unsigned
short
size
;
unsigned
short
size
;
struct
i596_rfd
*
v_next
;
/* Address from CPUs viewpoint */
struct
i596_rfd
*
v_next
;
/* Address from CPUs viewpoint */
struct
i596_rfd
*
v_prev
;
struct
i596_rfd
*
v_prev
;
long
cache_pad
[
2
];
/* Total 32 bytes... */
#ifndef __LP64__
u32
cache_pad
[
2
];
/* Total 32 bytes... */
#endif
};
};
struct
i596_rbd
{
struct
i596_rbd
{
/* hardware data */
unsigned
short
count
;
unsigned
short
count
;
unsigned
short
zero1
;
unsigned
short
zero1
;
struct
i596_rbd
*
b_next
;
dma_addr_t
b_next
;
unsigned
char
*
b_data
;
/* Address from i596 viewpoint */
dma_addr_t
b_data
;
/* Address from i596 viewpoint */
unsigned
short
size
;
unsigned
short
size
;
unsigned
short
zero2
;
unsigned
short
zero2
;
/* driver data */
struct
sk_buff
*
skb
;
struct
sk_buff
*
skb
;
struct
i596_rbd
*
v_next
;
struct
i596_rbd
*
v_next
;
struct
i596_rbd
*
b_addr
;
/* This rbd addr from i596 view */
dma_addr_t
b_addr
;
/* This rbd addr from i596 view */
unsigned
char
*
v_data
;
/* Address from CPUs viewpoint */
unsigned
char
*
v_data
;
/* Address from CPUs viewpoint */
/* Total 32 bytes... */
/* Total 32 bytes... */
#ifdef __LP64__
u32
cache_pad
[
4
];
#endif
};
};
/* These values as chosen so struct i596_private fits in one page... */
/* These values as chosen so struct i596_private fits in one page... */
...
@@ -325,27 +339,27 @@ struct i596_rbd {
...
@@ -325,27 +339,27 @@ struct i596_rbd {
struct
i596_scb
{
struct
i596_scb
{
unsigned
short
status
;
unsigned
short
status
;
unsigned
short
command
;
unsigned
short
command
;
struct
i596_cmd
*
cmd
;
dma_addr_t
cmd
;
struct
i596_rfd
*
rfd
;
dma_addr_t
rfd
;
u
nsigned
long
crc_err
;
u
32
crc_err
;
u
nsigned
long
align_err
;
u
32
align_err
;
u
nsigned
long
resource_err
;
u
32
resource_err
;
u
nsigned
long
over_err
;
u
32
over_err
;
u
nsigned
long
rcvdt_err
;
u
32
rcvdt_err
;
u
nsigned
long
short_err
;
u
32
short_err
;
unsigned
short
t_on
;
unsigned
short
t_on
;
unsigned
short
t_off
;
unsigned
short
t_off
;
};
};
struct
i596_iscp
{
struct
i596_iscp
{
u
nsigned
long
stat
;
u
32
stat
;
struct
i596_scb
*
scb
;
dma_addr_t
scb
;
};
};
struct
i596_scp
{
struct
i596_scp
{
u
nsigned
long
sysbus
;
u
32
sysbus
;
u
nsigned
long
pad
;
u
32
pad
;
struct
i596_iscp
*
iscp
;
dma_addr_t
iscp
;
};
};
struct
i596_private
{
struct
i596_private
{
...
@@ -360,14 +374,14 @@ struct i596_private {
...
@@ -360,14 +374,14 @@ struct i596_private {
struct
i596_rbd
rbds
[
RX_RING_SIZE
]
__attribute__
((
aligned
(
32
)));
struct
i596_rbd
rbds
[
RX_RING_SIZE
]
__attribute__
((
aligned
(
32
)));
struct
tx_cmd
tx_cmds
[
TX_RING_SIZE
]
__attribute__
((
aligned
(
32
)));
struct
tx_cmd
tx_cmds
[
TX_RING_SIZE
]
__attribute__
((
aligned
(
32
)));
struct
i596_tbd
tbds
[
TX_RING_SIZE
]
__attribute__
((
aligned
(
32
)));
struct
i596_tbd
tbds
[
TX_RING_SIZE
]
__attribute__
((
aligned
(
32
)));
u
nsigned
long
stat
;
u
32
stat
;
int
last_restart
;
int
last_restart
;
struct
i596_rfd
*
rfd_head
;
struct
i596_rfd
*
rfd_head
;
struct
i596_rbd
*
rbd_head
;
struct
i596_rbd
*
rbd_head
;
struct
i596_cmd
*
cmd_tail
;
struct
i596_cmd
*
cmd_tail
;
struct
i596_cmd
*
cmd_head
;
struct
i596_cmd
*
cmd_head
;
int
cmd_backlog
;
int
cmd_backlog
;
u
nsigned
long
last_cmd
;
u
32
last_cmd
;
struct
net_device_stats
stats
;
struct
net_device_stats
stats
;
int
next_tx_cmd
;
int
next_tx_cmd
;
int
options
;
int
options
;
...
@@ -392,6 +406,8 @@ static char init_setup[] =
...
@@ -392,6 +406,8 @@ static char init_setup[] =
0x00
,
0x00
,
0x7f
/* *multi IA */
};
0x7f
/* *multi IA */
};
static
struct
pci_dev
*
fake_pci_dev
;
/* The fake pci_dev needed for
pci_* functions under ccio. */
static
int
dma_consistent
=
1
;
/* Zero if pci_alloc_consistent() fails */
static
int
dma_consistent
=
1
;
/* Zero if pci_alloc_consistent() fails */
static
int
i596_open
(
struct
net_device
*
dev
);
static
int
i596_open
(
struct
net_device
*
dev
);
...
@@ -411,22 +427,28 @@ static int max_cmd_backlog = TX_RING_SIZE-1;
...
@@ -411,22 +427,28 @@ static int max_cmd_backlog = TX_RING_SIZE-1;
static
inline
void
CA
(
struct
net_device
*
dev
)
static
inline
void
CA
(
struct
net_device
*
dev
)
{
{
gsc_writel
(
0
,
(
void
*
)(
dev
->
base_addr
+
PA_CHANNEL_ATTENTION
)
);
gsc_writel
(
0
,
dev
->
base_addr
+
PA_CHANNEL_ATTENTION
);
}
}
static
inline
void
MPU_PORT
(
struct
net_device
*
dev
,
int
c
,
volatile
void
*
x
)
static
inline
void
MPU_PORT
(
struct
net_device
*
dev
,
int
c
,
dma_addr_t
x
)
{
{
struct
i596_private
*
lp
=
(
struct
i596_private
*
)
dev
->
priv
;
struct
i596_private
*
lp
=
(
struct
i596_private
*
)
dev
->
priv
;
u32
v
=
(
u32
)
(
c
)
|
(
u32
)
(
x
);
u32
v
=
(
u32
)
(
c
)
|
(
u32
)
(
x
);
u16
a
,
b
;
if
(
lp
->
options
&
OPT_SWAP_PORT
)
if
(
lp
->
options
&
OPT_SWAP_PORT
)
{
v
=
((
u32
)
(
v
)
<<
16
)
|
((
u32
)
(
v
)
>>
16
);
a
=
v
>>
16
;
b
=
v
&
0xffff
;
}
else
{
a
=
v
&
0xffff
;
b
=
v
>>
16
;
}
gsc_writel
(
v
&
0xffff
,
(
void
*
)(
dev
->
base_addr
+
PA_CPU_PORT_L_ACCESS
)
);
gsc_writel
(
a
,
dev
->
base_addr
+
PA_CPU_PORT_L_ACCESS
);
udelay
(
1
);
udelay
(
1
);
gsc_writel
(
v
>>
16
,
(
void
*
)(
dev
->
base_addr
+
PA_CPU_PORT_L_ACCESS
)
);
gsc_writel
(
b
,
dev
->
base_addr
+
PA_CPU_PORT_L_ACCESS
);
}
}
...
@@ -438,7 +460,7 @@ static inline int wait_istat(struct net_device *dev, struct i596_private *lp, in
...
@@ -438,7 +460,7 @@ static inline int wait_istat(struct net_device *dev, struct i596_private *lp, in
CHECK_INV
(
&
(
lp
->
iscp
),
sizeof
(
struct
i596_iscp
));
CHECK_INV
(
&
(
lp
->
iscp
),
sizeof
(
struct
i596_iscp
));
}
}
if
(
!
delcnt
)
{
if
(
!
delcnt
)
{
printk
(
"%s: %s, iscp.stat %04
l
x, didn't clear
\n
"
,
printk
(
"%s: %s, iscp.stat %04x, didn't clear
\n
"
,
dev
->
name
,
str
,
lp
->
iscp
.
stat
);
dev
->
name
,
str
,
lp
->
iscp
.
stat
);
return
-
1
;
return
-
1
;
}
}
...
@@ -471,28 +493,28 @@ static void i596_display_data(struct net_device *dev)
...
@@ -471,28 +493,28 @@ static void i596_display_data(struct net_device *dev)
struct
i596_rfd
*
rfd
;
struct
i596_rfd
*
rfd
;
struct
i596_rbd
*
rbd
;
struct
i596_rbd
*
rbd
;
printk
(
"lp and scp at %p, .sysbus = %08
lx, .iscp = %p
\n
"
,
printk
(
"lp and scp at %p, .sysbus = %08
x, .iscp = %08x
\n
"
,
&
lp
->
scp
,
lp
->
scp
.
sysbus
,
lp
->
scp
.
iscp
);
&
lp
->
scp
,
lp
->
scp
.
sysbus
,
lp
->
scp
.
iscp
);
printk
(
"iscp at %p, iscp.stat = %08
lx, .scb = %p
\n
"
,
printk
(
"iscp at %p, iscp.stat = %08
x, .scb = %08x
\n
"
,
&
lp
->
iscp
,
lp
->
iscp
.
stat
,
lp
->
iscp
.
scb
);
&
lp
->
iscp
,
lp
->
iscp
.
stat
,
lp
->
iscp
.
scb
);
printk
(
"scb at %p, scb.status = %04x, .command = %04x,"
printk
(
"scb at %p, scb.status = %04x, .command = %04x,"
" .cmd = %
p, .rfd = %p
\n
"
,
" .cmd = %
08x, .rfd = %08x
\n
"
,
&
lp
->
scb
,
lp
->
scb
.
status
,
lp
->
scb
.
command
,
&
lp
->
scb
,
lp
->
scb
.
status
,
lp
->
scb
.
command
,
lp
->
scb
.
cmd
,
lp
->
scb
.
rfd
);
lp
->
scb
.
cmd
,
lp
->
scb
.
rfd
);
printk
(
" errors: crc %
lx, align %lx, resource %l
x,"
printk
(
" errors: crc %
x, align %x, resource %
x,"
" over %
lx, rcvdt %lx, short %l
x
\n
"
,
" over %
x, rcvdt %x, short %
x
\n
"
,
lp
->
scb
.
crc_err
,
lp
->
scb
.
align_err
,
lp
->
scb
.
resource_err
,
lp
->
scb
.
crc_err
,
lp
->
scb
.
align_err
,
lp
->
scb
.
resource_err
,
lp
->
scb
.
over_err
,
lp
->
scb
.
rcvdt_err
,
lp
->
scb
.
short_err
);
lp
->
scb
.
over_err
,
lp
->
scb
.
rcvdt_err
,
lp
->
scb
.
short_err
);
cmd
=
lp
->
cmd_head
;
cmd
=
lp
->
cmd_head
;
while
(
cmd
!=
I596_
NULL
)
{
while
(
cmd
!=
NULL
)
{
printk
(
"cmd at %p, .status = %04x, .command = %04x, .b_next = %
p
\n
"
,
printk
(
"cmd at %p, .status = %04x, .command = %04x, .b_next = %
08x
\n
"
,
cmd
,
cmd
->
status
,
cmd
->
command
,
cmd
->
b_next
);
cmd
,
cmd
->
status
,
cmd
->
command
,
cmd
->
b_next
);
cmd
=
cmd
->
v_next
;
cmd
=
cmd
->
v_next
;
}
}
rfd
=
lp
->
rfd_head
;
rfd
=
lp
->
rfd_head
;
printk
(
"rfd_head = %p
\n
"
,
rfd
);
printk
(
"rfd_head = %p
\n
"
,
rfd
);
do
{
do
{
printk
(
" %p .stat %04x, .cmd %04x, b_next %
p, rbd %p
,"
printk
(
" %p .stat %04x, .cmd %04x, b_next %
08x, rbd %08x
,"
" count %04x
\n
"
,
" count %04x
\n
"
,
rfd
,
rfd
->
stat
,
rfd
->
cmd
,
rfd
->
b_next
,
rfd
->
rbd
,
rfd
,
rfd
->
stat
,
rfd
->
cmd
,
rfd
->
b_next
,
rfd
->
rbd
,
rfd
->
count
);
rfd
->
count
);
...
@@ -501,7 +523,7 @@ static void i596_display_data(struct net_device *dev)
...
@@ -501,7 +523,7 @@ static void i596_display_data(struct net_device *dev)
rbd
=
lp
->
rbd_head
;
rbd
=
lp
->
rbd_head
;
printk
(
"rbd_head = %p
\n
"
,
rbd
);
printk
(
"rbd_head = %p
\n
"
,
rbd
);
do
{
do
{
printk
(
" %p .count %04x, b_next %
p, b_data %p
, size %04x
\n
"
,
printk
(
" %p .count %04x, b_next %
08x, b_data %08x
, size %04x
\n
"
,
rbd
,
rbd
->
count
,
rbd
->
b_next
,
rbd
->
b_data
,
rbd
->
size
);
rbd
,
rbd
->
count
,
rbd
->
b_next
,
rbd
->
b_data
,
rbd
->
size
);
rbd
=
rbd
->
v_next
;
rbd
=
rbd
->
v_next
;
}
while
(
rbd
!=
lp
->
rbd_head
);
}
while
(
rbd
!=
lp
->
rbd_head
);
...
@@ -522,7 +544,7 @@ static void i596_error(int irq, void *dev_id, struct pt_regs *regs)
...
@@ -522,7 +544,7 @@ static void i596_error(int irq, void *dev_id, struct pt_regs *regs)
}
}
#endif
#endif
#define virt_to_dma(lp,v) ((
char *)(v)-(char *)(lp)+(char *)((lp)->dma_addr
))
#define virt_to_dma(lp,v) ((
lp)->dma_addr + (dma_addr_t)((unsigned long)(v)-(unsigned long)(lp)
))
static
inline
void
init_rx_bufs
(
struct
net_device
*
dev
)
static
inline
void
init_rx_bufs
(
struct
net_device
*
dev
)
{
{
...
@@ -540,7 +562,7 @@ static inline void init_rx_bufs(struct net_device *dev)
...
@@ -540,7 +562,7 @@ static inline void init_rx_bufs(struct net_device *dev)
if
(
skb
==
NULL
)
if
(
skb
==
NULL
)
panic
(
"82596: alloc_skb() failed"
);
panic
(
"82596: alloc_skb() failed"
);
skb_reserve
(
skb
,
2
);
skb_reserve
(
skb
,
2
);
dma_addr
=
pci_map_single
(
NULL
,
skb
->
tail
,
PKT_BUF_SZ
,
dma_addr
=
pci_map_single
(
fake_pci_dev
,
skb
->
tail
,
PKT_BUF_SZ
,
PCI_DMA_FROMDEVICE
);
PCI_DMA_FROMDEVICE
);
skb
->
dev
=
dev
;
skb
->
dev
=
dev
;
rbd
->
v_next
=
rbd
+
1
;
rbd
->
v_next
=
rbd
+
1
;
...
@@ -568,7 +590,7 @@ static inline void init_rx_bufs(struct net_device *dev)
...
@@ -568,7 +590,7 @@ static inline void init_rx_bufs(struct net_device *dev)
lp
->
rfd_head
=
lp
->
rfds
;
lp
->
rfd_head
=
lp
->
rfds
;
lp
->
scb
.
rfd
=
WSWAPrfd
(
virt_to_dma
(
lp
,
lp
->
rfds
));
lp
->
scb
.
rfd
=
WSWAPrfd
(
virt_to_dma
(
lp
,
lp
->
rfds
));
rfd
=
lp
->
rfds
;
rfd
=
lp
->
rfds
;
rfd
->
rbd
=
lp
->
rbd_head
;
rfd
->
rbd
=
WSWAPrbd
(
virt_to_dma
(
lp
,
lp
->
rbd_head
))
;
rfd
->
v_prev
=
lp
->
rfds
+
rx_ring_size
-
1
;
rfd
->
v_prev
=
lp
->
rfds
+
rx_ring_size
-
1
;
rfd
=
lp
->
rfds
+
rx_ring_size
-
1
;
rfd
=
lp
->
rfds
+
rx_ring_size
-
1
;
rfd
->
v_next
=
lp
->
rfds
;
rfd
->
v_next
=
lp
->
rfds
;
...
@@ -587,7 +609,9 @@ static inline void remove_rx_bufs(struct net_device *dev)
...
@@ -587,7 +609,9 @@ static inline void remove_rx_bufs(struct net_device *dev)
for
(
i
=
0
,
rbd
=
lp
->
rbds
;
i
<
rx_ring_size
;
i
++
,
rbd
++
)
{
for
(
i
=
0
,
rbd
=
lp
->
rbds
;
i
<
rx_ring_size
;
i
++
,
rbd
++
)
{
if
(
rbd
->
skb
==
NULL
)
if
(
rbd
->
skb
==
NULL
)
break
;
break
;
pci_unmap_single
(
NULL
,(
dma_addr_t
)
WSWAPchar
(
rbd
->
b_data
),
PKT_BUF_SZ
,
PCI_DMA_FROMDEVICE
);
pci_unmap_single
(
fake_pci_dev
,
(
dma_addr_t
)
WSWAPchar
(
rbd
->
b_data
),
PKT_BUF_SZ
,
PCI_DMA_FROMDEVICE
);
dev_kfree_skb
(
rbd
->
skb
);
dev_kfree_skb
(
rbd
->
skb
);
}
}
}
}
...
@@ -639,14 +663,15 @@ static int init_i596_mem(struct net_device *dev)
...
@@ -639,14 +663,15 @@ static int init_i596_mem(struct net_device *dev)
lp
->
iscp
.
stat
=
ISCP_BUSY
;
lp
->
iscp
.
stat
=
ISCP_BUSY
;
lp
->
cmd_backlog
=
0
;
lp
->
cmd_backlog
=
0
;
lp
->
cmd_head
=
lp
->
scb
.
cmd
=
I596_NULL
;
lp
->
cmd_head
=
NULL
;
lp
->
scb
.
cmd
=
I596_NULL
;
DEB
(
DEB_INIT
,
printk
(
"%s: starting i82596.
\n
"
,
dev
->
name
));
DEB
(
DEB_INIT
,
printk
(
"%s: starting i82596.
\n
"
,
dev
->
name
));
CHECK_WBACK
(
&
(
lp
->
scp
),
sizeof
(
struct
i596_scp
));
CHECK_WBACK
(
&
(
lp
->
scp
),
sizeof
(
struct
i596_scp
));
CHECK_WBACK
(
&
(
lp
->
iscp
),
sizeof
(
struct
i596_iscp
));
CHECK_WBACK
(
&
(
lp
->
iscp
),
sizeof
(
struct
i596_iscp
));
MPU_PORT
(
dev
,
PORT_ALTSCP
,
(
void
*
)
virt_to_dma
(
lp
,
&
lp
->
scp
));
MPU_PORT
(
dev
,
PORT_ALTSCP
,
virt_to_dma
(
lp
,
&
lp
->
scp
));
CA
(
dev
);
CA
(
dev
);
...
@@ -723,7 +748,7 @@ static inline int i596_rx(struct net_device *dev)
...
@@ -723,7 +748,7 @@ static inline int i596_rx(struct net_device *dev)
CHECK_INV
(
rfd
,
sizeof
(
struct
i596_rfd
));
CHECK_INV
(
rfd
,
sizeof
(
struct
i596_rfd
));
while
((
rfd
->
stat
)
&
STAT_C
)
{
/* Loop while complete frames */
while
((
rfd
->
stat
)
&
STAT_C
)
{
/* Loop while complete frames */
if
(
rfd
->
rbd
==
I596_NULL
)
if
(
rfd
->
rbd
==
I596_NULL
)
rbd
=
I596_
NULL
;
rbd
=
NULL
;
else
if
(
rfd
->
rbd
==
lp
->
rbd_head
->
b_addr
)
{
else
if
(
rfd
->
rbd
==
lp
->
rbd_head
->
b_addr
)
{
rbd
=
lp
->
rbd_head
;
rbd
=
lp
->
rbd_head
;
CHECK_INV
(
rbd
,
sizeof
(
struct
i596_rbd
));
CHECK_INV
(
rbd
,
sizeof
(
struct
i596_rbd
));
...
@@ -731,12 +756,12 @@ static inline int i596_rx(struct net_device *dev)
...
@@ -731,12 +756,12 @@ static inline int i596_rx(struct net_device *dev)
else
{
else
{
printk
(
"%s: rbd chain broken!
\n
"
,
dev
->
name
);
printk
(
"%s: rbd chain broken!
\n
"
,
dev
->
name
);
/* XXX Now what? */
/* XXX Now what? */
rbd
=
I596_
NULL
;
rbd
=
NULL
;
}
}
DEB
(
DEB_RXFRAME
,
printk
(
" rfd %p, rfd.rbd %
p
, rfd.stat %04x
\n
"
,
DEB
(
DEB_RXFRAME
,
printk
(
" rfd %p, rfd.rbd %
08x
, rfd.stat %04x
\n
"
,
rfd
,
rfd
->
rbd
,
rfd
->
stat
));
rfd
,
rfd
->
rbd
,
rfd
->
stat
));
if
(
rbd
!=
I596_
NULL
&&
((
rfd
->
stat
)
&
STAT_OK
))
{
if
(
rbd
!=
NULL
&&
((
rfd
->
stat
)
&
STAT_OK
))
{
/* a good frame */
/* a good frame */
int
pkt_len
=
rbd
->
count
&
0x3fff
;
int
pkt_len
=
rbd
->
count
&
0x3fff
;
struct
sk_buff
*
skb
=
rbd
->
skb
;
struct
sk_buff
*
skb
=
rbd
->
skb
;
...
@@ -753,7 +778,7 @@ static inline int i596_rx(struct net_device *dev)
...
@@ -753,7 +778,7 @@ static inline int i596_rx(struct net_device *dev)
struct
sk_buff
*
newskb
;
struct
sk_buff
*
newskb
;
dma_addr_t
dma_addr
;
dma_addr_t
dma_addr
;
pci_unmap_single
(
NULL
,(
dma_addr_t
)
WSWAPchar
(
rbd
->
b_data
),
PKT_BUF_SZ
,
PCI_DMA_FROMDEVICE
);
pci_unmap_single
(
fake_pci_dev
,(
dma_addr_t
)
WSWAPchar
(
rbd
->
b_data
),
PKT_BUF_SZ
,
PCI_DMA_FROMDEVICE
);
/* Get fresh skbuff to replace filled one. */
/* Get fresh skbuff to replace filled one. */
newskb
=
dev_alloc_skb
(
PKT_BUF_SZ
+
4
);
newskb
=
dev_alloc_skb
(
PKT_BUF_SZ
+
4
);
if
(
newskb
==
NULL
)
{
if
(
newskb
==
NULL
)
{
...
@@ -767,7 +792,7 @@ static inline int i596_rx(struct net_device *dev)
...
@@ -767,7 +792,7 @@ static inline int i596_rx(struct net_device *dev)
rx_in_place
=
1
;
rx_in_place
=
1
;
rbd
->
skb
=
newskb
;
rbd
->
skb
=
newskb
;
newskb
->
dev
=
dev
;
newskb
->
dev
=
dev
;
dma_addr
=
pci_map_single
(
NULL
,
newskb
->
tail
,
PKT_BUF_SZ
,
PCI_DMA_FROMDEVICE
);
dma_addr
=
pci_map_single
(
fake_pci_dev
,
newskb
->
tail
,
PKT_BUF_SZ
,
PCI_DMA_FROMDEVICE
);
rbd
->
v_data
=
newskb
->
tail
;
rbd
->
v_data
=
newskb
->
tail
;
rbd
->
b_data
=
WSWAPchar
(
dma_addr
);
rbd
->
b_data
=
WSWAPchar
(
dma_addr
);
CHECK_WBACK_INV
(
rbd
,
sizeof
(
struct
i596_rbd
));
CHECK_WBACK_INV
(
rbd
,
sizeof
(
struct
i596_rbd
));
...
@@ -784,7 +809,7 @@ static inline int i596_rx(struct net_device *dev)
...
@@ -784,7 +809,7 @@ static inline int i596_rx(struct net_device *dev)
skb
->
dev
=
dev
;
skb
->
dev
=
dev
;
if
(
!
rx_in_place
)
{
if
(
!
rx_in_place
)
{
/* 16 byte align the data fields */
/* 16 byte align the data fields */
pci_dma_sync_single
(
NULL
,
(
dma_addr_t
)
WSWAPchar
(
rbd
->
b_data
),
PKT_BUF_SZ
,
PCI_DMA_FROMDEVICE
);
pci_dma_sync_single
(
fake_pci_dev
,
(
dma_addr_t
)
WSWAPchar
(
rbd
->
b_data
),
PKT_BUF_SZ
,
PCI_DMA_FROMDEVICE
);
skb_reserve
(
skb
,
2
);
skb_reserve
(
skb
,
2
);
memcpy
(
skb_put
(
skb
,
pkt_len
),
rbd
->
v_data
,
pkt_len
);
memcpy
(
skb_put
(
skb
,
pkt_len
),
rbd
->
v_data
,
pkt_len
);
}
}
...
@@ -818,7 +843,7 @@ static inline int i596_rx(struct net_device *dev)
...
@@ -818,7 +843,7 @@ static inline int i596_rx(struct net_device *dev)
/* Clear the buffer descriptor count and EOF + F flags */
/* Clear the buffer descriptor count and EOF + F flags */
if
(
rbd
!=
I596_
NULL
&&
(
rbd
->
count
&
0x4000
))
{
if
(
rbd
!=
NULL
&&
(
rbd
->
count
&
0x4000
))
{
rbd
->
count
=
0
;
rbd
->
count
=
0
;
lp
->
rbd_head
=
rbd
->
v_next
;
lp
->
rbd_head
=
rbd
->
v_next
;
CHECK_WBACK_INV
(
rbd
,
sizeof
(
struct
i596_rbd
));
CHECK_WBACK_INV
(
rbd
,
sizeof
(
struct
i596_rbd
));
...
@@ -855,7 +880,7 @@ static inline void i596_cleanup_cmd(struct net_device *dev, struct i596_private
...
@@ -855,7 +880,7 @@ static inline void i596_cleanup_cmd(struct net_device *dev, struct i596_private
{
{
struct
i596_cmd
*
ptr
;
struct
i596_cmd
*
ptr
;
while
(
lp
->
cmd_head
!=
I596_
NULL
)
{
while
(
lp
->
cmd_head
!=
NULL
)
{
ptr
=
lp
->
cmd_head
;
ptr
=
lp
->
cmd_head
;
lp
->
cmd_head
=
ptr
->
v_next
;
lp
->
cmd_head
=
ptr
->
v_next
;
lp
->
cmd_backlog
--
;
lp
->
cmd_backlog
--
;
...
@@ -865,19 +890,21 @@ static inline void i596_cleanup_cmd(struct net_device *dev, struct i596_private
...
@@ -865,19 +890,21 @@ static inline void i596_cleanup_cmd(struct net_device *dev, struct i596_private
{
{
struct
tx_cmd
*
tx_cmd
=
(
struct
tx_cmd
*
)
ptr
;
struct
tx_cmd
*
tx_cmd
=
(
struct
tx_cmd
*
)
ptr
;
struct
sk_buff
*
skb
=
tx_cmd
->
skb
;
struct
sk_buff
*
skb
=
tx_cmd
->
skb
;
pci_unmap_single
(
NULL
,
tx_cmd
->
dma_addr
,
skb
->
len
,
PCI_DMA_TODEVICE
);
pci_unmap_single
(
fake_pci_dev
,
tx_cmd
->
dma_addr
,
skb
->
len
,
PCI_DMA_TODEVICE
);
dev_kfree_skb
(
skb
);
dev_kfree_skb
(
skb
);
lp
->
stats
.
tx_errors
++
;
lp
->
stats
.
tx_errors
++
;
lp
->
stats
.
tx_aborted_errors
++
;
lp
->
stats
.
tx_aborted_errors
++
;
ptr
->
v_next
=
ptr
->
b_next
=
I596_NULL
;
ptr
->
v_next
=
NULL
;
ptr
->
b_next
=
I596_NULL
;
tx_cmd
->
cmd
.
command
=
0
;
/* Mark as free */
tx_cmd
->
cmd
.
command
=
0
;
/* Mark as free */
break
;
break
;
}
}
default:
default:
ptr
->
v_next
=
ptr
->
b_next
=
I596_NULL
;
ptr
->
v_next
=
NULL
;
ptr
->
b_next
=
I596_NULL
;
}
}
CHECK_WBACK_INV
(
ptr
,
sizeof
(
struct
i596_cmd
));
CHECK_WBACK_INV
(
ptr
,
sizeof
(
struct
i596_cmd
));
}
}
...
@@ -888,7 +915,7 @@ static inline void i596_cleanup_cmd(struct net_device *dev, struct i596_private
...
@@ -888,7 +915,7 @@ static inline void i596_cleanup_cmd(struct net_device *dev, struct i596_private
}
}
static
inline
void
i596_reset
(
struct
net_device
*
dev
,
struct
i596_private
*
lp
,
int
ioaddr
)
static
inline
void
i596_reset
(
struct
net_device
*
dev
,
struct
i596_private
*
lp
)
{
{
unsigned
long
flags
;
unsigned
long
flags
;
...
@@ -920,19 +947,19 @@ static inline void i596_reset(struct net_device *dev, struct i596_private *lp, i
...
@@ -920,19 +947,19 @@ static inline void i596_reset(struct net_device *dev, struct i596_private *lp, i
static
void
i596_add_cmd
(
struct
net_device
*
dev
,
struct
i596_cmd
*
cmd
)
static
void
i596_add_cmd
(
struct
net_device
*
dev
,
struct
i596_cmd
*
cmd
)
{
{
struct
i596_private
*
lp
=
(
struct
i596_private
*
)
dev
->
priv
;
struct
i596_private
*
lp
=
(
struct
i596_private
*
)
dev
->
priv
;
int
ioaddr
=
dev
->
base_addr
;
unsigned
long
flags
;
unsigned
long
flags
;
DEB
(
DEB_ADDCMD
,
printk
(
"i596_add_cmd cmd_head %p
\n
"
,
lp
->
cmd_head
));
DEB
(
DEB_ADDCMD
,
printk
(
"i596_add_cmd cmd_head %p
\n
"
,
lp
->
cmd_head
));
cmd
->
status
=
0
;
cmd
->
status
=
0
;
cmd
->
command
|=
(
CMD_EOL
|
CMD_INTR
);
cmd
->
command
|=
(
CMD_EOL
|
CMD_INTR
);
cmd
->
v_next
=
cmd
->
b_next
=
I596_NULL
;
cmd
->
v_next
=
NULL
;
cmd
->
b_next
=
I596_NULL
;
CHECK_WBACK
(
cmd
,
sizeof
(
struct
i596_cmd
));
CHECK_WBACK
(
cmd
,
sizeof
(
struct
i596_cmd
));
spin_lock_irqsave
(
&
lp
->
lock
,
flags
);
spin_lock_irqsave
(
&
lp
->
lock
,
flags
);
if
(
lp
->
cmd_head
!=
I596_
NULL
)
{
if
(
lp
->
cmd_head
!=
NULL
)
{
lp
->
cmd_tail
->
v_next
=
cmd
;
lp
->
cmd_tail
->
v_next
=
cmd
;
lp
->
cmd_tail
->
b_next
=
WSWAPcmd
(
virt_to_dma
(
lp
,
&
cmd
->
status
));
lp
->
cmd_tail
->
b_next
=
WSWAPcmd
(
virt_to_dma
(
lp
,
&
cmd
->
status
));
CHECK_WBACK
(
lp
->
cmd_tail
,
sizeof
(
struct
i596_cmd
));
CHECK_WBACK
(
lp
->
cmd_tail
,
sizeof
(
struct
i596_cmd
));
...
@@ -957,7 +984,7 @@ static void i596_add_cmd(struct net_device *dev, struct i596_cmd *cmd)
...
@@ -957,7 +984,7 @@ static void i596_add_cmd(struct net_device *dev, struct i596_cmd *cmd)
printk
(
"%s: command unit timed out, status resetting.
\n
"
,
dev
->
name
);
printk
(
"%s: command unit timed out, status resetting.
\n
"
,
dev
->
name
);
#if 1
#if 1
i596_reset
(
dev
,
lp
,
ioaddr
);
i596_reset
(
dev
,
lp
);
#endif
#endif
}
}
}
}
...
@@ -1010,8 +1037,6 @@ static int i596_open(struct net_device *dev)
...
@@ -1010,8 +1037,6 @@ static int i596_open(struct net_device *dev)
goto
out_remove_rx_bufs
;
goto
out_remove_rx_bufs
;
}
}
request_mem_region
(
dev
->
base_addr
,
I596_TOTAL_SIZE
,
"i82596"
);
netif_start_queue
(
dev
);
netif_start_queue
(
dev
);
return
0
;
return
0
;
...
@@ -1028,7 +1053,6 @@ static int i596_open(struct net_device *dev)
...
@@ -1028,7 +1053,6 @@ static int i596_open(struct net_device *dev)
static
void
i596_tx_timeout
(
struct
net_device
*
dev
)
static
void
i596_tx_timeout
(
struct
net_device
*
dev
)
{
{
struct
i596_private
*
lp
=
(
struct
i596_private
*
)
dev
->
priv
;
struct
i596_private
*
lp
=
(
struct
i596_private
*
)
dev
->
priv
;
int
ioaddr
=
dev
->
base_addr
;
/* Transmitter timeout, serious problems. */
/* Transmitter timeout, serious problems. */
DEB
(
DEB_ERRORS
,
printk
(
"%s: transmit timed out, status resetting.
\n
"
,
DEB
(
DEB_ERRORS
,
printk
(
"%s: transmit timed out, status resetting.
\n
"
,
...
@@ -1040,7 +1064,7 @@ static void i596_tx_timeout (struct net_device *dev)
...
@@ -1040,7 +1064,7 @@ static void i596_tx_timeout (struct net_device *dev)
if
(
lp
->
last_restart
==
lp
->
stats
.
tx_packets
)
{
if
(
lp
->
last_restart
==
lp
->
stats
.
tx_packets
)
{
DEB
(
DEB_ERRORS
,
printk
(
"Resetting board.
\n
"
));
DEB
(
DEB_ERRORS
,
printk
(
"Resetting board.
\n
"
));
/* Shutdown and restart */
/* Shutdown and restart */
i596_reset
(
dev
,
lp
,
ioaddr
);
i596_reset
(
dev
,
lp
);
}
else
{
}
else
{
/* Issue a channel attention signal */
/* Issue a channel attention signal */
DEB
(
DEB_ERRORS
,
printk
(
"Kicking board.
\n
"
));
DEB
(
DEB_ERRORS
,
printk
(
"Kicking board.
\n
"
));
...
@@ -1063,8 +1087,8 @@ static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev)
...
@@ -1063,8 +1087,8 @@ static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev)
short
length
=
ETH_ZLEN
<
skb
->
len
?
skb
->
len
:
ETH_ZLEN
;
short
length
=
ETH_ZLEN
<
skb
->
len
?
skb
->
len
:
ETH_ZLEN
;
dev
->
trans_start
=
jiffies
;
dev
->
trans_start
=
jiffies
;
DEB
(
DEB_STARTTX
,
printk
(
"%s: i596_start_xmit(%x,%
x
) called
\n
"
,
dev
->
name
,
DEB
(
DEB_STARTTX
,
printk
(
"%s: i596_start_xmit(%x,%
p
) called
\n
"
,
dev
->
name
,
skb
->
len
,
(
unsigned
int
)
skb
->
data
));
skb
->
len
,
skb
->
data
));
netif_stop_queue
(
dev
);
netif_stop_queue
(
dev
);
...
@@ -1091,7 +1115,7 @@ static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev)
...
@@ -1091,7 +1115,7 @@ static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev)
tbd
->
pad
=
0
;
tbd
->
pad
=
0
;
tbd
->
size
=
EOF
|
length
;
tbd
->
size
=
EOF
|
length
;
tx_cmd
->
dma_addr
=
pci_map_single
(
NULL
,
skb
->
data
,
skb
->
len
,
tx_cmd
->
dma_addr
=
pci_map_single
(
fake_pci_dev
,
skb
->
data
,
skb
->
len
,
PCI_DMA_TODEVICE
);
PCI_DMA_TODEVICE
);
tbd
->
data
=
WSWAPchar
(
tx_cmd
->
dma_addr
);
tbd
->
data
=
WSWAPchar
(
tx_cmd
->
dma_addr
);
...
@@ -1125,7 +1149,7 @@ static void print_eth(unsigned char *add, char *str)
...
@@ -1125,7 +1149,7 @@ static void print_eth(unsigned char *add, char *str)
#define LAN_PROM_ADDR 0xF0810000
#define LAN_PROM_ADDR 0xF0810000
static
int
__
init
i82596_probe
(
struct
net_device
*
dev
,
int
options
)
static
int
__
devinit
i82596_probe
(
struct
net_device
*
dev
)
{
{
int
i
;
int
i
;
struct
i596_private
*
lp
;
struct
i596_private
*
lp
;
...
@@ -1138,12 +1162,12 @@ static int __init i82596_probe(struct net_device *dev, int options)
...
@@ -1138,12 +1162,12 @@ static int __init i82596_probe(struct net_device *dev, int options)
sizeof
(
struct
i596_rfd
));
sizeof
(
struct
i596_rfd
));
return
-
ENODEV
;
return
-
ENODEV
;
}
}
if
(
sizeof
(
struct
i596_rbd
)
!=
32
)
{
if
(
(
sizeof
(
struct
i596_rbd
)
%
32
)
!=
0
)
{
printk
(
"82596: sizeof(struct i596_rbd) = %d
\n
"
,
printk
(
"82596: sizeof(struct i596_rbd) = %d
\n
"
,
sizeof
(
struct
i596_rbd
));
sizeof
(
struct
i596_rbd
));
return
-
ENODEV
;
return
-
ENODEV
;
}
}
if
(
sizeof
(
struct
tx_cmd
)
!=
32
)
{
if
(
(
sizeof
(
struct
tx_cmd
)
%
32
)
!=
0
)
{
printk
(
"82596: sizeof(struct tx_cmd) = %d
\n
"
,
printk
(
"82596: sizeof(struct tx_cmd) = %d
\n
"
,
sizeof
(
struct
tx_cmd
));
sizeof
(
struct
tx_cmd
));
return
-
ENODEV
;
return
-
ENODEV
;
...
@@ -1153,27 +1177,25 @@ static int __init i82596_probe(struct net_device *dev, int options)
...
@@ -1153,27 +1177,25 @@ static int __init i82596_probe(struct net_device *dev, int options)
sizeof
(
struct
i596_tbd
));
sizeof
(
struct
i596_tbd
));
return
-
ENODEV
;
return
-
ENODEV
;
}
}
#ifndef __LP64__
if
(
sizeof
(
struct
i596_private
)
>
4096
)
{
if
(
sizeof
(
struct
i596_private
)
>
4096
)
{
printk
(
"82596: sizeof(struct i596_private) = %d
\n
"
,
printk
(
"82596: sizeof(struct i596_private) = %d
\n
"
,
sizeof
(
struct
i596_private
));
sizeof
(
struct
i596_private
));
return
-
ENODEV
;
return
-
ENODEV
;
}
}
#endif
/* FIXME:
Currently this works only, if set-up from lasi.c.
This should be changed to use probing too !
*/
if
(
!
dev
->
base_addr
||
!
dev
->
irq
)
if
(
!
dev
->
base_addr
||
!
dev
->
irq
)
return
-
ENODEV
;
return
-
ENODEV
;
if
(
pdc_lan_station_id
(
(
char
*
)
&
eth_addr
,
(
void
*
)
dev
->
base_addr
))
{
if
(
pdc_lan_station_id
(
eth_addr
,
dev
->
base_addr
))
{
for
(
i
=
0
;
i
<
6
;
i
++
)
for
(
i
=
0
;
i
<
6
;
i
++
)
{
eth_addr
[
i
]
=
gsc_readb
(
LAN_PROM_ADDR
+
i
);
eth_addr
[
i
]
=
gsc_readb
(
LAN_PROM_ADDR
+
i
);
printk
(
"82596.c: MAC of HP700 LAN blindely read from the prom!
\n
"
);
}
printk
(
"82596.c: MAC of HP700 LAN read from EEPROM
\n
"
);
}
}
dev
->
mem_start
=
(
int
)
pci_alloc_consistent
(
NULL
,
dev
->
mem_start
=
(
unsigned
long
)
pci_alloc_consistent
(
fake_pci_dev
,
sizeof
(
struct
i596_private
),
&
dma_addr
);
sizeof
(
struct
i596_private
),
&
dma_addr
);
if
(
!
dev
->
mem_start
)
{
if
(
!
dev
->
mem_start
)
{
printk
(
"%s: Couldn't get consistent shared memory
\n
"
,
dev
->
name
);
printk
(
"%s: Couldn't get consistent shared memory
\n
"
,
dev
->
name
);
...
@@ -1183,7 +1205,7 @@ static int __init i82596_probe(struct net_device *dev, int options)
...
@@ -1183,7 +1205,7 @@ static int __init i82596_probe(struct net_device *dev, int options)
printk
(
"%s: Couldn't get shared memory
\n
"
,
dev
->
name
);
printk
(
"%s: Couldn't get shared memory
\n
"
,
dev
->
name
);
return
-
ENOMEM
;
return
-
ENOMEM
;
}
}
dma_addr
=
virt_to_
phy
s
(
dev
->
mem_start
);
dma_addr
=
virt_to_
bu
s
(
dev
->
mem_start
);
}
}
ether_setup
(
dev
);
ether_setup
(
dev
);
...
@@ -1211,9 +1233,8 @@ static int __init i82596_probe(struct net_device *dev, int options)
...
@@ -1211,9 +1233,8 @@ static int __init i82596_probe(struct net_device *dev, int options)
DEB
(
DEB_INIT
,
printk
(
"%s: lp at 0x%08lx (%d bytes), lp->scb at 0x%08lx
\n
"
,
DEB
(
DEB_INIT
,
printk
(
"%s: lp at 0x%08lx (%d bytes), lp->scb at 0x%08lx
\n
"
,
dev
->
name
,
(
unsigned
long
)
lp
,
dev
->
name
,
(
unsigned
long
)
lp
,
sizeof
(
struct
i596_private
),
(
unsigned
long
)
&
lp
->
scb
));
sizeof
(
struct
i596_private
),
(
unsigned
long
)
&
lp
->
scb
));
memset
(
(
void
*
)
lp
,
0
,
sizeof
(
struct
i596_private
));
memset
(
lp
,
0
,
sizeof
(
struct
i596_private
));
lp
->
options
=
options
;
lp
->
scb
.
command
=
0
;
lp
->
scb
.
command
=
0
;
lp
->
scb
.
cmd
=
I596_NULL
;
lp
->
scb
.
cmd
=
I596_NULL
;
lp
->
scb
.
rfd
=
I596_NULL
;
lp
->
scb
.
rfd
=
I596_NULL
;
...
@@ -1226,18 +1247,6 @@ static int __init i82596_probe(struct net_device *dev, int options)
...
@@ -1226,18 +1247,6 @@ static int __init i82596_probe(struct net_device *dev, int options)
}
}
int
__init
lasi_i82596_probe
(
struct
net_device
*
dev
)
{
return
i82596_probe
(
dev
,
0
);
}
int
__init
asp_i82596_probe
(
struct
net_device
*
dev
)
{
return
i82596_probe
(
dev
,
OPT_SWAP_PORT
);
}
static
void
i596_interrupt
(
int
irq
,
void
*
dev_id
,
struct
pt_regs
*
regs
)
static
void
i596_interrupt
(
int
irq
,
void
*
dev_id
,
struct
pt_regs
*
regs
)
{
{
struct
net_device
*
dev
=
dev_id
;
struct
net_device
*
dev
=
dev_id
;
...
@@ -1275,7 +1284,7 @@ static void i596_interrupt(int irq, void *dev_id, struct pt_regs *regs)
...
@@ -1275,7 +1284,7 @@ static void i596_interrupt(int irq, void *dev_id, struct pt_regs *regs)
if
((
status
&
0x2000
))
if
((
status
&
0x2000
))
DEB
(
DEB_INTS
,
printk
(
"%s: i596 interrupt command unit inactive %x.
\n
"
,
dev
->
name
,
status
&
0x0700
));
DEB
(
DEB_INTS
,
printk
(
"%s: i596 interrupt command unit inactive %x.
\n
"
,
dev
->
name
,
status
&
0x0700
));
while
(
lp
->
cmd_head
!=
I596_
NULL
)
{
while
(
lp
->
cmd_head
!=
NULL
)
{
CHECK_INV
(
lp
->
cmd_head
,
sizeof
(
struct
i596_cmd
));
CHECK_INV
(
lp
->
cmd_head
,
sizeof
(
struct
i596_cmd
));
if
(
!
(
lp
->
cmd_head
->
status
&
STAT_C
))
if
(
!
(
lp
->
cmd_head
->
status
&
STAT_C
))
break
;
break
;
...
@@ -1308,7 +1317,7 @@ static void i596_interrupt(int irq, void *dev_id, struct pt_regs *regs)
...
@@ -1308,7 +1317,7 @@ static void i596_interrupt(int irq, void *dev_id, struct pt_regs *regs)
if
((
ptr
->
status
)
&
0x1000
)
if
((
ptr
->
status
)
&
0x1000
)
lp
->
stats
.
tx_aborted_errors
++
;
lp
->
stats
.
tx_aborted_errors
++
;
}
}
pci_unmap_single
(
NULL
,
tx_cmd
->
dma_addr
,
skb
->
len
,
PCI_DMA_TODEVICE
);
pci_unmap_single
(
fake_pci_dev
,
tx_cmd
->
dma_addr
,
skb
->
len
,
PCI_DMA_TODEVICE
);
dev_kfree_skb_irq
(
skb
);
dev_kfree_skb_irq
(
skb
);
tx_cmd
->
cmd
.
command
=
0
;
/* Mark free */
tx_cmd
->
cmd
.
command
=
0
;
/* Mark free */
...
@@ -1337,7 +1346,8 @@ static void i596_interrupt(int irq, void *dev_id, struct pt_regs *regs)
...
@@ -1337,7 +1346,8 @@ static void i596_interrupt(int irq, void *dev_id, struct pt_regs *regs)
ptr
->
command
=
0
;
ptr
->
command
=
0
;
break
;
break
;
}
}
ptr
->
v_next
=
ptr
->
b_next
=
I596_NULL
;
ptr
->
v_next
=
NULL
;
ptr
->
b_next
=
I596_NULL
;
CHECK_WBACK
(
ptr
,
sizeof
(
struct
i596_cmd
));
CHECK_WBACK
(
ptr
,
sizeof
(
struct
i596_cmd
));
lp
->
last_cmd
=
jiffies
;
lp
->
last_cmd
=
jiffies
;
}
}
...
@@ -1347,7 +1357,7 @@ static void i596_interrupt(int irq, void *dev_id, struct pt_regs *regs)
...
@@ -1347,7 +1357,7 @@ static void i596_interrupt(int irq, void *dev_id, struct pt_regs *regs)
* only add to the cmd queue when the CU is stopped.
* only add to the cmd queue when the CU is stopped.
*/
*/
ptr
=
lp
->
cmd_head
;
ptr
=
lp
->
cmd_head
;
while
((
ptr
!=
I596_
NULL
)
&&
(
ptr
!=
lp
->
cmd_tail
))
{
while
((
ptr
!=
NULL
)
&&
(
ptr
!=
lp
->
cmd_tail
))
{
struct
i596_cmd
*
prev
=
ptr
;
struct
i596_cmd
*
prev
=
ptr
;
ptr
->
command
&=
0x1fff
;
ptr
->
command
&=
0x1fff
;
...
@@ -1355,7 +1365,7 @@ static void i596_interrupt(int irq, void *dev_id, struct pt_regs *regs)
...
@@ -1355,7 +1365,7 @@ static void i596_interrupt(int irq, void *dev_id, struct pt_regs *regs)
CHECK_WBACK_INV
(
prev
,
sizeof
(
struct
i596_cmd
));
CHECK_WBACK_INV
(
prev
,
sizeof
(
struct
i596_cmd
));
}
}
if
((
lp
->
cmd_head
!=
I596_
NULL
))
if
((
lp
->
cmd_head
!=
NULL
))
ack_cmd
|=
CUC_START
;
ack_cmd
|=
CUC_START
;
lp
->
scb
.
cmd
=
WSWAPcmd
(
virt_to_dma
(
lp
,
&
lp
->
cmd_head
->
status
));
lp
->
scb
.
cmd
=
WSWAPcmd
(
virt_to_dma
(
lp
,
&
lp
->
cmd_head
->
status
));
CHECK_WBACK_INV
(
&
lp
->
scb
,
sizeof
(
struct
i596_scb
));
CHECK_WBACK_INV
(
&
lp
->
scb
,
sizeof
(
struct
i596_scb
));
...
@@ -1421,8 +1431,6 @@ static int i596_close(struct net_device *dev)
...
@@ -1421,8 +1431,6 @@ static int i596_close(struct net_device *dev)
free_irq
(
dev
->
irq
,
dev
);
free_irq
(
dev
->
irq
,
dev
);
remove_rx_bufs
(
dev
);
remove_rx_bufs
(
dev
);
release_mem_region
(
dev
->
base_addr
,
I596_TOTAL_SIZE
);
MOD_DEC_USE_COUNT
;
MOD_DEC_USE_COUNT
;
return
0
;
return
0
;
...
@@ -1502,48 +1510,106 @@ static void set_multicast_list(struct net_device *dev)
...
@@ -1502,48 +1510,106 @@ static void set_multicast_list(struct net_device *dev)
}
}
}
}
#ifdef HAVE_DEVLIST
MODULE_PARM
(
debug
,
"i"
);
static
unsigned
int
i596_portlist
[]
__initdata
=
MODULE_PARM_DESC
(
debug
,
"lasi_82596 debug mask"
);
{
0x300
,
0
}
;
static
int
debug
=
-
1
;
struct
netdev_entry
i596_drv
=
{
"lasi_i82596"
,
lasi_i82596_probe
,
I596_TOTAL_SIZE
,
i596_portlist
}
;
static
int
num_drivers
;
#endif
static
struct
net_device
*
netdevs
[
MAX_DRIVERS
];
#ifdef MODULE
static
int
__devinit
static
char
devicename
[
9
]
=
lan_init_chip
(
struct
parisc_device
*
dev
)
{
0
,};
static
struct
net_device
dev_82596
=
{
{
.
name
=
devicename
,
/* device name inserted by drivers/net/net_init.c */
struct
net_device
*
netdevice
;
.
init
=
lasi_i82596_probe
,
int
retval
;
if
(
num_drivers
>=
MAX_DRIVERS
)
{
/* max count of possible i82596 drivers reached */
return
-
ENODEV
;
}
fake_pci_dev
=
ccio_get_fake
(
dev
);
if
(
!
dev
->
irq
)
{
printk
(
KERN_ERR
__FILE__
": IRQ not found for i82596 at 0x%lx
\n
"
,
dev
->
hpa
);
return
-
ENODEV
;
}
printk
(
KERN_INFO
"Found i82596 at 0x%lx, IRQ %d
\n
"
,
dev
->
hpa
,
dev
->
irq
);
netdevice
=
alloc_etherdev
(
0
);
if
(
!
netdevice
)
return
-
ENOMEM
;
netdevice
->
base_addr
=
dev
->
hpa
;
netdevice
->
irq
=
dev
->
irq
;
netdevice
->
init
=
i82596_probe
;
retval
=
register_netdev
(
netdevice
);
if
(
retval
)
{
printk
(
KERN_WARNING
__FILE__
": register_netdevice ret'd %d
\n
"
,
retval
);
kfree
(
netdevice
);
return
-
ENODEV
;
};
if
(
dev
->
id
.
sversion
==
0x72
)
{
((
struct
i596_private
*
)
netdevice
->
priv
)
->
options
=
OPT_SWAP_PORT
;
}
netdevs
[
num_drivers
++
]
=
netdevice
;
return
retval
;
}
static
struct
parisc_device_id
lan_tbl
[]
=
{
{
HPHW_FIO
,
HVERSION_REV_ANY_ID
,
HVERSION_ANY_ID
,
0x0008a
},
{
HPHW_FIO
,
HVERSION_REV_ANY_ID
,
HVERSION_ANY_ID
,
0x00072
},
{
0
,
}
};
};
MODULE_DEVICE_TABLE
(
parisc
,
lan_tbl
);
MODULE_PARM
(
debug
,
"i"
);
static
struct
parisc_driver
lan_driver
=
{
MODULE_PARM_DESC
(
debug
,
"lasi_82596 debug mask"
);
name:
"Apricot"
,
static
int
debug
=
-
1
;
id_table:
lan_tbl
,
probe:
lan_init_chip
,
};
int
init_module
(
void
)
static
int
__devinit
lasi_82596_init
(
void
)
{
{
if
(
debug
>=
0
)
if
(
debug
>=
0
)
i596_debug
=
debug
;
i596_debug
=
debug
;
if
(
register_netdev
(
&
dev_82596
)
!=
0
)
return
register_parisc_driver
(
&
lan_driver
);
return
-
EIO
;
return
0
;
}
}
void
cleanup_module
(
void
)
module_init
(
lasi_82596_init
);
static
void
__exit
lasi_82596_exit
(
void
)
{
{
unregister_netdev
(
&
dev_82596
);
int
i
;
lp
=
(
struct
i596_private
*
)
dev_82596
.
priv
;
for
(
i
=
0
;
i
<
MAX_DRIVERS
;
i
++
)
{
struct
i596_private
*
lp
;
struct
net_device
*
netdevice
;
netdevice
=
netdevs
[
i
];
if
(
!
netdevice
)
continue
;
unregister_netdev
(
netdevice
);
lp
=
(
struct
i596_private
*
)
netdevice
->
priv
;
if
(
dma_consistent
)
if
(
dma_consistent
)
pci_free_consistent
(
NULL
,
sizeof
(
struct
i596_private
),
pci_free_consistent
(
fake_pci_dev
,
dev_82596
.
mem_start
,
lp
->
dma_addr
);
sizeof
(
struct
i596_private
),
(
void
*
)
netdevice
->
mem_start
,
lp
->
dma_addr
);
else
else
free_page
((
u32
)(
dev_82596
.
mem_start
));
free_page
(
netdevice
->
mem_start
);
netdevice
->
priv
=
NULL
;
}
dev_82596
.
priv
=
NULL
;
unregister_parisc_driver
(
&
lan_driver
)
;
}
}
#endif
/* MODULE */
module_exit
(
lasi_82596_exit
);
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