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Simple VME FMC Carrier SVEC
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Simple VME FMC Carrier SVEC
Commits
7a6e1838
Commit
7a6e1838
authored
Mar 19, 2015
by
Tomasz Wlostowski
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svec-flasher: added support for direct FPGA booting
parent
f2a7a4e0
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91 additions
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36 deletions
+91
-36
svec-flasher.c
software/vme-flasher/svec-flasher.c
+91
-36
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software/vme-flasher/svec-flasher.c
View file @
7a6e1838
/*
* Copyright (C) 2013 CERN (www.cern.ch)
* Author: Tomasz Włostowski <tomasz.wlostowski@cern.ch>
...
...
@@ -112,6 +113,9 @@ void enter_bootloader()
Done
\"
LED next to the fuses should be on).
\n
"
);
exit
(
-
1
);
}
int
version
=
SXLDR_CSR_VERSION_R
(
csr_readl
(
SXLDR_REG_CSR
));
printf
(
"Bootloader version: %d
\n
"
,
version
);
}
/* Tests the presence of the SPI master in the bootloader to check if we are running
...
...
@@ -274,27 +278,106 @@ void flash_program(uint32_t addr, const uint8_t * data, int size)
}
void
program_flash
(
char
*
name
,
uint8_t
*
buf
,
size_t
size
,
int
program_boot
)
{
printf
(
"Programming the Application FPGA flash with bitstream %s.
\n
"
,
name
);
if
(
!
spi_test_presence
())
{
fprintf
(
stderr
,
"SPI Master core not responding. You are probably be running an old version of the bootloader that doesn't support flash programming via VME.
\n
"
);
exit
(
-
1
);
}
if
(
flash_read_id
()
!=
ID_M25P128
)
{
fprintf
(
stderr
,
"Flash memory ID invalid. You are probably be running an old version of the bootloader that doesn't support flash programming via VME.
\n
"
);
exit
(
-
1
);
}
if
(
program_boot
)
{
char
confirm
[
1024
];
printf
(
"
\n
WARNING! You're about to update the SVEC bootloader.
\n
If this operation fails (due to incorrect bitstream or power loss), the card "
"can be only recovered through JTAG.
\n\n
"
);
printf
(
"Type 'yes' to continue or Ctrl-C to exit the program: "
);
fgets
(
confirm
,
1024
,
stdin
);
if
(
strncmp
(
confirm
,
"yes"
,
3
))
{
printf
(
"Bootloader update aborted.
\n
"
);
exit
(
-
1
);
}
flash_program
(
0
,
buf
,
size
);
}
else
{
flash_program
(
BOOTLOADER_SDB_BASE
,
sdb_header
,
sizeof
(
sdb_header
));
flash_program
(
BOOTLOADER_BITSTREAM_BASE
,
buf
,
size
);
}
}
void
program_afpga
(
char
*
name
,
uint8_t
*
buf
,
size_t
size
)
{
size_t
i
;
printf
(
"Booting the Application FPGA flash with bitstream %s.
\n
"
,
name
);
csr_writel
(
SXLDR_CSR_SWRST
,
SXLDR_REG_CSR
);
csr_writel
(
SXLDR_CSR_START
|
SXLDR_CSR_MSBF
,
SXLDR_REG_CSR
);
while
(
i
<
size
)
{
if
(
!
(
csr_readl
(
SXLDR_REG_FIFO_CSR
)
&
SXLDR_FIFO_CSR_FULL
))
{
uint32_t
word
=
*
(
uint32_t
*
)
(
buf
+
i
);
size_t
n
=
(
size
-
i
>
4
?
4
:
size
-
i
);
csr_writel
((
n
-
1
)
|
((
n
<
4
)
?
SXLDR_FIFO_R0_XLAST
:
0
),
SXLDR_REG_FIFO_R0
);
csr_writel
(
htonl
(
word
),
SXLDR_REG_FIFO_R1
);
i
+=
n
;
}
}
while
(
1
)
{
uint32_t
rval
=
csr_readl
(
SXLDR_REG_CSR
);
if
(
rval
&
SXLDR_CSR_DONE
)
{
printf
(
"Bitstream loaded, status: %s
\n
"
,
(
rval
&
SXLDR_CSR_ERROR
?
"ERROR"
:
"OK"
));
/* give the VME bus control to App FPGA */
csr_writel
(
SXLDR_CSR_EXIT
,
SXLDR_REG_CSR
);
if
(
rval
&
SXLDR_CSR_ERROR
)
exit
(
-
1
);
}
}
}
int
main
(
int
argc
,
char
*
argv
[])
{
FILE
*
f
;
void
*
buf
;
uint32_t
size
;
int
slot
;
int
program_boot
=
0
;
int
program_boot
=
0
;
int
direct_boot
=
0
;
if
(
argc
<
3
)
{
printf
(
"usage: %s slot bitstream.bin [-b]
\n
"
,
argv
[
0
]);
printf
(
" -b: updates the bootloader itself
\n
"
);
printf
(
" -f: loads the bitstream straight to the Application FPGA (without programming the flash)
\n
"
);
return
0
;
}
if
(
argc
>
3
&&
!
strcmp
(
argv
[
3
],
"-b"
))
{
program_boot
=
1
;
}
}
else
if
(
argc
>
3
&&
!
strcmp
(
argv
[
3
],
"-f"
))
{
direct_boot
=
1
;
}
printf
(
"Programming the Application FPGA flash with bitstream %s.
\n
"
,
argv
[
2
]);
f
=
fopen
(
argv
[
2
],
"rb"
);
if
(
!
f
)
{
perror
(
"fopen()"
);
...
...
@@ -312,41 +395,13 @@ int main(int argc, char *argv[])
init_vme
(
slot
);
enter_bootloader
();
if
(
!
spi_test_presence
())
{
fprintf
(
stderr
,
"SPI Master core not responding. You are probably be running an old version of the bootloader that doesn't support flash programming via VME.
\n
"
);
exit
(
-
1
);
}
if
(
flash_read_id
()
!=
ID_M25P128
)
{
fprintf
(
stderr
,
"Flash memory ID invalid. You are probably be running an old version of the bootloader that doesn't support flash programming via VME.
\n
"
);
exit
(
-
1
);
}
if
(
!
direct_boot
)
program_flash
(
argv
[
2
],
buf
,
size
,
program_boot
);
else
program_afpga
(
argv
[
2
],
buf
,
size
);
int
version
=
SXLDR_CSR_VERSION_R
(
csr_readl
(
SXLDR_REG_CSR
));
printf
(
"Bootloader version: %d
\n
"
,
version
);
if
(
program_boot
)
{
char
confirm
[
1024
];
printf
(
"
\n
WARNING! You're about to update the SVEC bootloader.
\n
If this operation fails (due to incorrect bitstream or power loss), the card "
"can be only recovered through JTAG.
\n\n
"
);
printf
(
"Type 'yes' to continue or Ctrl-C to exit the program: "
);
fgets
(
confirm
,
1024
,
stdin
);
if
(
strncmp
(
confirm
,
"yes"
,
3
))
{
printf
(
"Bootloader update aborted.
\n
"
);
return
-
1
;
}
flash_program
(
0
,
buf
,
size
);
}
else
{
flash_program
(
BOOTLOADER_SDB_BASE
,
sdb_header
,
sizeof
(
sdb_header
));
flash_program
(
BOOTLOADER_BITSTREAM_BASE
,
buf
,
size
);
}
free
(
buf
);
printf
(
"Programming OK.
\n
"
);
return
0
;
...
...
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