2002-08-12 Mark Salter
|
2002-08-12 Mark Salter
|
|
|
* src/flash_unlock_block.c: Add synchronous strataflash support.
|
* src/flash_unlock_block.c: Add synchronous strataflash support.
|
* src/strata.h: Add comments regarding synchronous strataflash.
|
* src/strata.h: Add comments regarding synchronous strataflash.
|
|
|
2002-04-30 Christoph Csebits
|
2002-04-30 Christoph Csebits
|
|
|
* src/flash_unlock_block.c: Getting the current block lock
|
* src/flash_unlock_block.c: Getting the current block lock
|
state for flashes in 8-Bit mode is now working correctly.
|
state for flashes in 8-Bit mode is now working correctly.
|
|
|
2002-04-16 Jonathan Larmour
|
2002-04-16 Jonathan Larmour
|
|
|
* cdl/flash_strata.cdl: Invoke $(CC) with $(CFLAGS) to ensure the
|
* cdl/flash_strata.cdl: Invoke $(CC) with $(CFLAGS) to ensure the
|
correct flags are passed.
|
correct flags are passed.
|
|
|
2002-04-12 Gary Thomas
|
2002-04-12 Gary Thomas
|
|
|
* src/strata.c: Clean up warnings.
|
* src/strata.c: Clean up warnings.
|
|
|
2002-01-22 Mark Salter
|
2002-01-22 Mark Salter
|
|
|
* cdl/flash_strata.cdl: Add ".text" before "_end" markers in .s files.
|
* cdl/flash_strata.cdl: Add ".text" before "_end" markers in .s files.
|
|
|
2001-10-23 Hugo Tyson
|
2001-10-23 Hugo Tyson
|
|
|
* cdl/flash_strata.cdl: Provide an option so that RedBoot .ecm
|
* cdl/flash_strata.cdl: Provide an option so that RedBoot .ecm
|
files can turn off the functionality of copying flash driver code
|
files can turn off the functionality of copying flash driver code
|
to separate RAM for execution; it's not needed for RAM and ROMRAM
|
to separate RAM for execution; it's not needed for RAM and ROMRAM
|
startup, and for some platforms it is required to *not* copy thus.
|
startup, and for some platforms it is required to *not* copy thus.
|
|
|
2001-08-25 Gary Thomas
|
2001-08-25 Gary Thomas
|
|
|
* src/flash_program_buf.c (flash_program_buf): Allow configuration
|
* src/flash_program_buf.c (flash_program_buf): Allow configuration
|
specific code sequence for actual writing of data. Define by the
|
specific code sequence for actual writing of data. Define by the
|
macro CYGHWR_FLASH_WRITE_ELEM. Note: this is required on some
|
macro CYGHWR_FLASH_WRITE_ELEM. Note: this is required on some
|
hardware, like the Intel SA185, which handles flash writes in
|
hardware, like the Intel SA185, which handles flash writes in
|
strange/obscure fashion.
|
strange/obscure fashion.
|
|
|
2001-07-17 Jeroen Dobbelaere
|
2001-07-17 Jeroen Dobbelaere
|
|
|
* src/flash_query.c (flash_query): Query needs to be done on even
|
* src/flash_query.c (flash_query): Query needs to be done on even
|
addresses for byte-enabled strata flash
|
addresses for byte-enabled strata flash
|
|
|
* src/flash_program_buf.c (flash_program_buf): Fix of conversion of
|
* src/flash_program_buf.c (flash_program_buf): Fix of conversion of
|
write buffer length (in bytes) to the length in 'flash_t' words.
|
write buffer length (in bytes) to the length in 'flash_t' words.
|
|
|
2001-06-22 Hugo Tyson
|
2001-06-22 Hugo Tyson
|
|
|
* src/strata.c (flash_hwr_init): Need to refer to the query code
|
* src/strata.c (flash_hwr_init): Need to refer to the query code
|
as extern char flash_query[], flash_query_end[]; (with the []) or
|
as extern char flash_query[], flash_query_end[]; (with the []) or
|
MIPS code gen assumes these are short offsets and linking fails.
|
MIPS code gen assumes these are short offsets and linking fails.
|
The generic flash code in io/flash already uses this idiom.
|
The generic flash code in io/flash already uses this idiom.
|
|
|
2001-06-22 Hugo Tyson
|
2001-06-22 Hugo Tyson
|
|
|
* src/strata.c (flash_hwr_init): Warnings reduced. No arithmetic
|
* src/strata.c (flash_hwr_init): Warnings reduced. No arithmetic
|
on void *.
|
on void *.
|
|
|
2001-06-21 Hugo Tyson
|
2001-06-21 Hugo Tyson
|
|
|
* src/flash_program_buf.c (flash_program_buf): The buffered write
|
* src/flash_program_buf.c (flash_program_buf): The buffered write
|
code didn't jump out if there was a write error, nor verify the
|
code didn't jump out if there was a write error, nor verify the
|
data by reading back. This isn't consistent with the slow case,
|
data by reading back. This isn't consistent with the slow case,
|
and made it take an age if the device is unhappy, and then report
|
and made it take an age if the device is unhappy, and then report
|
a bizarre error code. Both issues fixed.
|
a bizarre error code. Both issues fixed.
|
|
|
2001-06-21 Hugo Tyson
|
2001-06-21 Hugo Tyson
|
|
|
* src/strata.c (flash_hwr_init): If shrinking to fit, must also
|
* src/strata.c (flash_hwr_init): If shrinking to fit, must also
|
adjust the flash_info.blocks field, else unlock crashes trying to
|
adjust the flash_info.blocks field, else unlock crashes trying to
|
get status of all those extra blocks that we cannot actually see.
|
get status of all those extra blocks that we cannot actually see.
|
|
|
2001-06-11 Gary Thomas
|
2001-06-11 Gary Thomas
|
|
|
* src/strata.c: Remove dependency on printf() via user functions.
|
* src/strata.c: Remove dependency on printf() via user functions.
|
|
|
2001-06-07 Hugo Tyson
|
2001-06-07 Hugo Tyson
|
|
|
* src/strata.c (flash_hwr_init): If we find a flash device that is
|
* src/strata.c (flash_hwr_init): If we find a flash device that is
|
larger than is possible given the memory map, shrink to fit.
|
larger than is possible given the memory map, shrink to fit.
|
We know about the memory map from CYGNUM_FLASH_BASE_MASK (if
|
We know about the memory map from CYGNUM_FLASH_BASE_MASK (if
|
defined); it tells us the stride from one device to another.
|
defined); it tells us the stride from one device to another.
|
|
|
This is to cope with installing, say, a 28F640 in a slot designed
|
This is to cope with installing, say, a 28F640 in a slot designed
|
for a 28F320 because of supply issues - it all works fine so long
|
for a 28F320 because of supply issues - it all works fine so long
|
as A22 is grounded.
|
as A22 is grounded.
|
|
|
2001-05-23 Jesper Skov
|
2001-05-23 Jesper Skov
|
|
|
* cdl/flash_strata.cdl: Needs IO driver to copy functions to RAM.
|
* cdl/flash_strata.cdl: Needs IO driver to copy functions to RAM.
|
|
|
2001-04-26 Gary Thomas
|
2001-04-26 Gary Thomas
|
|
|
* src/strata.c: Be more careful when enable/flush/disable caches.
|
* src/strata.c: Be more careful when enable/flush/disable caches.
|
|
|
* src/flash_erase_block.c (flash_erase_block): Boot block devices
|
* src/flash_erase_block.c (flash_erase_block): Boot block devices
|
may require additional erase commands to erase entire 'block'.
|
may require additional erase commands to erase entire 'block'.
|
|
|
2001-03-21 Hugo Tyson
|
2001-03-21 Hugo Tyson
|
|
|
* src/strata.h (FLASH_Write_Buffer): Do not define this if
|
* src/strata.h (FLASH_Write_Buffer): Do not define this if
|
CYGOPT_FLASH_IS_NOT_ADVANCED is defined; Advanced (xxxJ3) flash is
|
CYGOPT_FLASH_IS_NOT_ADVANCED is defined; Advanced (xxxJ3) flash is
|
usual these days. Also added documentation of the options that
|
usual these days. Also added documentation of the options that
|
can be used to control this module.
|
can be used to control this module.
|
|
|
* src/flash_program_buf.c (flash_program_buf): Reduce warnings
|
* src/flash_program_buf.c (flash_program_buf): Reduce warnings
|
about unused variables if no FLASH_Write_Buffer command available.
|
about unused variables if no FLASH_Write_Buffer command available.
|
|
|
2001-03-21 Gary Thomas
|
2001-03-21 Gary Thomas
|
|
|
* src/flash_program_buf.c (flash_program_buf): Buffered write code
|
* src/flash_program_buf.c (flash_program_buf): Buffered write code
|
fixups, only on platforms with it defined.
|
fixups, only on platforms with it defined.
|
|
|
2001-03-17 Gary Thomas
|
2001-03-17 Gary Thomas
|
|
|
* src/strata.h:
|
* src/strata.h:
|
* src/strata.c: Support buffered writes.
|
* src/strata.c: Support buffered writes.
|
|
|
* src/flash_program_buf.c: Use buffered writes if possible. This
|
* src/flash_program_buf.c: Use buffered writes if possible. This
|
mode allows the chip to do parallelized writes which is much faster.
|
mode allows the chip to do parallelized writes which is much faster.
|
It does require additional information, now provided by upper layer.
|
It does require additional information, now provided by upper layer.
|
|
|
2001-02-15 Hugo Tyson
|
2001-02-15 Hugo Tyson
|
|
|
* src/flash_query.c (flash_query): Depending on whether
|
* src/flash_query.c (flash_query): Depending on whether
|
CYGOPT_FLASH_IS_BOOTBLOCK (just a #define from the instantiator,
|
CYGOPT_FLASH_IS_BOOTBLOCK (just a #define from the instantiator,
|
not really a cdl_option) is set, do the full Read_Query or just
|
not really a cdl_option) is set, do the full Read_Query or just
|
acquire two codes for manufacturer and device type using Read_ID.
|
acquire two codes for manufacturer and device type using Read_ID.
|
|
|
* src/strata.c (flash_hwr_init): Again depending on whether
|
* src/strata.c (flash_hwr_init): Again depending on whether
|
CYGOPT_FLASH_IS_BOOTBLOCK, decode the device type into a size and
|
CYGOPT_FLASH_IS_BOOTBLOCK, decode the device type into a size and
|
so on, or use the full Read_Query data as before.
|
so on, or use the full Read_Query data as before.
|
|
|
* src/strata.h (FLASH_Read_ID): Undefine those commands which we
|
* src/strata.h (FLASH_Read_ID): Undefine those commands which we
|
do not use. Conditionally define those that we use depending on
|
do not use. Conditionally define those that we use depending on
|
CYGOPT_FLASH_IS_BOOTBLOCK. Thus we should be able to deal with
|
CYGOPT_FLASH_IS_BOOTBLOCK. Thus we should be able to deal with
|
StrataFlash and BootBlock flash with the same code.
|
StrataFlash and BootBlock flash with the same code.
|
|
|
* cdl/flash_strata.cdl: Do not implement (in the CDL sense)
|
* cdl/flash_strata.cdl: Do not implement (in the CDL sense)
|
CYGHWR_IO_FLASH_BLOCK_LOCKING leave it up to the instantiating
|
CYGHWR_IO_FLASH_BLOCK_LOCKING leave it up to the instantiating
|
package instead. Also move the build of the two objects that do
|
package instead. Also move the build of the two objects that do
|
locking and unlocking into a compenent which is only active if
|
locking and unlocking into a compenent which is only active if
|
CYGHWR_IO_FLASH_BLOCK_LOCKING is indeed (requested to be)
|
CYGHWR_IO_FLASH_BLOCK_LOCKING is indeed (requested to be)
|
implemented somewhere.
|
implemented somewhere.
|
|
|
2001-02-14 Hugo Tyson
|
2001-02-14 Hugo Tyson
|
|
|
* devs/flash/intel/strata/...: New package, generic strataFlash
|
* devs/flash/intel/strata/...: New package, generic strataFlash
|
driver based on several others; a portion of its history
|
driver based on several others; a portion of its history
|
follows...
|
follows...
|
|
|
flash.h -> strata.h
|
flash.h -> strata.h
|
flash.c -> strata.c
|
flash.c -> strata.c
|
|
|
2001-02-06 Hugo Tyson
|
2001-02-06 Hugo Tyson
|
|
|
* src/flash.h: Much more generic again. Not yet separated into
|
* src/flash.h: Much more generic again. Not yet separated into
|
generic component and invocation header, but the structure is
|
generic component and invocation header, but the structure is
|
there. Also included support for a mapping from the physical
|
there. Also included support for a mapping from the physical
|
flash address we're thinking of to the virtual address we use to
|
flash address we're thinking of to the virtual address we use to
|
access it. More documentation. Generalization to 8,16,32 and
|
access it. More documentation. Generalization to 8,16,32 and
|
64-bit access, made up from 8,16 or 32-bit devices. Command and
|
64-bit access, made up from 8,16 or 32-bit devices. Command and
|
status macros modified to accommodate these options.
|
status macros modified to accommodate these options.
|
|
|
* src/flash_lock_block.c (flash_lock_block):
|
* src/flash_lock_block.c (flash_lock_block):
|
* src/flash_erase_block.c (flash_erase_block):
|
* src/flash_erase_block.c (flash_erase_block):
|
* src/flash_query.c (flash_query):
|
* src/flash_query.c (flash_query):
|
* src/flash_program_buf.c (flash_program_buf):
|
* src/flash_program_buf.c (flash_program_buf):
|
All now acquire when possible the ROM address from the block
|
All now acquire when possible the ROM address from the block
|
address, and use the physical to virtual macro as needed.
|
address, and use the physical to virtual macro as needed.
|
|
|
* src/flash_unlock_block.c (flash_unlock_block):
|
* src/flash_unlock_block.c (flash_unlock_block):
|
The same changes, but a little more complex because of the need to
|
The same changes, but a little more complex because of the need to
|
clear-all then re-lock some semantics. Shadow pointer to virtual
|
clear-all then re-lock some semantics. Shadow pointer to virtual
|
address is used each time round the loop.
|
address is used each time round the loop.
|
|
|
* cdl/flash_strata.cdl: Add explicit dependencies on flash.h, for
|
* cdl/flash_strata.cdl: Add explicit dependencies on flash.h, for
|
there were none - or they were ignored - for the specially built
|
there were none - or they were ignored - for the specially built
|
compilation units that get copied to RAM for execution.
|
compilation units that get copied to RAM for execution.
|
|
|
2001-02-01 Hugo Tyson
|
2001-02-01 Hugo Tyson
|
|
|
* all: copied from the assabet flash driver.
|
* all: copied from the assabet flash driver.
|
|
|
2000-12-05 Jonathan Larmour
|
2000-12-05 Jonathan Larmour
|
|
|
* src/assabet_flash.c (flash_code_overlaps): Define stext/etext
|
* src/assabet_flash.c (flash_code_overlaps): Define stext/etext
|
as array types so no assumptions can be made by the compiler about
|
as array types so no assumptions can be made by the compiler about
|
location.
|
location.
|
|
|
2000-10-24 Gary Thomas
|
2000-10-24 Gary Thomas
|
|
|
* src/flash_unlock_block.c (flash_unlock_block):
|
* src/flash_unlock_block.c (flash_unlock_block):
|
* src/flash_lock_block.c (flash_lock_block):
|
* src/flash_lock_block.c (flash_lock_block):
|
* src/flash_program_buf.c (flash_program_buf):
|
* src/flash_program_buf.c (flash_program_buf):
|
* src/flash_erase_block.c (flash_erase_block): Support up to 32M FLASH.
|
* src/flash_erase_block.c (flash_erase_block): Support up to 32M FLASH.
|
|
|
2000-09-10 Gary Thomas
|
2000-09-10 Gary Thomas
|
|
|
* src/flash_unlock_block.c:
|
* src/flash_unlock_block.c:
|
* src/flash_lock_block.c: New file(s).
|
* src/flash_lock_block.c: New file(s).
|
|
|
* src/flash.h:
|
* src/flash.h:
|
* cdl/flash_assabet.cdl: Add region locking functions.
|
* cdl/flash_assabet.cdl: Add region locking functions.
|
|
|
2000-08-29 Gary Thomas
|
2000-08-29 Gary Thomas
|
|
|
* src/assabet_flash.c: Improve error decoding.
|
* src/assabet_flash.c: Improve error decoding.
|
|
|
2000-08-24 Gary Thomas
|
2000-08-24 Gary Thomas
|
|
|
* src/flash_query.c:
|
* src/flash_query.c:
|
* src/flash_erase_block.c:
|
* src/flash_erase_block.c:
|
* src/flash.h: FLASH support for Intel SA1110 Assabet.
|
* src/flash.h: FLASH support for Intel SA1110 Assabet.
|
|
|
//===========================================================================
|
//===========================================================================
|
//####ECOSGPLCOPYRIGHTBEGIN####
|
//####ECOSGPLCOPYRIGHTBEGIN####
|
// -------------------------------------------
|
// -------------------------------------------
|
// This file is part of eCos, the Embedded Configurable Operating System.
|
// This file is part of eCos, the Embedded Configurable Operating System.
|
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
|
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
|
//
|
//
|
// eCos is free software; you can redistribute it and/or modify it under
|
// eCos is free software; you can redistribute it and/or modify it under
|
// the terms of the GNU General Public License as published by the Free
|
// the terms of the GNU General Public License as published by the Free
|
// Software Foundation; either version 2 or (at your option) any later version.
|
// Software Foundation; either version 2 or (at your option) any later version.
|
//
|
//
|
// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
|
// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
|
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
// for more details.
|
// for more details.
|
//
|
//
|
// You should have received a copy of the GNU General Public License along
|
// You should have received a copy of the GNU General Public License along
|
// with eCos; if not, write to the Free Software Foundation, Inc.,
|
// with eCos; if not, write to the Free Software Foundation, Inc.,
|
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
|
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
|
//
|
//
|
// As a special exception, if other files instantiate templates or use macros
|
// As a special exception, if other files instantiate templates or use macros
|
// or inline functions from this file, or you compile this file and link it
|
// or inline functions from this file, or you compile this file and link it
|
// with other works to produce a work based on this file, this file does not
|
// with other works to produce a work based on this file, this file does not
|
// by itself cause the resulting work to be covered by the GNU General Public
|
// by itself cause the resulting work to be covered by the GNU General Public
|
// License. However the source code for this file must still be made available
|
// License. However the source code for this file must still be made available
|
// in accordance with section (3) of the GNU General Public License.
|
// in accordance with section (3) of the GNU General Public License.
|
//
|
//
|
// This exception does not invalidate any other reasons why a work based on
|
// This exception does not invalidate any other reasons why a work based on
|
// this file might be covered by the GNU General Public License.
|
// this file might be covered by the GNU General Public License.
|
//
|
//
|
// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
|
// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
|
// at http://sources.redhat.com/ecos/ecos-license/
|
// at http://sources.redhat.com/ecos/ecos-license/
|
// -------------------------------------------
|
// -------------------------------------------
|
//####ECOSGPLCOPYRIGHTEND####
|
//####ECOSGPLCOPYRIGHTEND####
|
//===========================================================================
|
//===========================================================================
|
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