flashrom June 2014

flashrom@flashrom.org

29 participants
115 discussions

Re: [flashrom] [PATCH] Add support for S25FL128P and S25FL128P......0 chips.
by Liviu Toma 13 Jun '14

13 Jun '14

Here are the two files requested. The process failed, so I will try -c "S25FL128P......1" and send you another log (it takes quite long, so probably in an hour or so) Liviu On Thu, Jun 12, 2014 at 9:21 PM, Liviu Toma <liviu.toma(a)gmail.com> wrote: > Hi Stefan, > > I apologize I didn't have a chance to try it. I am just trying it now, I > will report a bit later > > Liviu > > > On Thu, Jun 12, 2014 at 7:00 PM, Stefan Tauner < > stefan.tauner(a)alumni.tuwien.ac.at> wrote: > >> On Sat, 31 May 2014 23:07:35 +0200 >> Stefan Tauner <stefan.tauner(a)alumni.tuwien.ac.at> wrote: >> >> > S25FL128P is the predecessor family of S25FL128S. All these chips can >> > not be distinguished without EDI. >> > >> > Additionally to the new S25FL128P chips, this patch also fixes the name >> of >> > the previously supported S25FL128S model with uniform 256 kB sectors >> > (S25FL128P......1 not 0) and adds the hybrid sector version as well. >> > >> > Signed-off-by: Stefan Tauner <stefan.tauner(a)alumni.tuwien.ac.at> >> > --- >> > >> > Since flashrom can not distinguish the chips itself, the user has to >> > select the right chip with the -c parameter. >> > >> > Liviu, please apply this patch on top of r1806 and run flashrom once >> > without any operation and without -c .... >> > E.g. flashrom -p usbblaster_spi -o probe.log >> > >> > And a second time with the correct chip selected to write *different* >> data >> > to the chip. >> > E.g. flashrom -p usbblaster_spi -o write.log -w newdata.bin -c >> "S25FL128P......0" >> > >> > Please report back with the two log files. >> >> Hi Liviu, >> >> are you gonna test this patch? If not I would like to commit it >> untested so that it does not become outdated. >> >> -- >> Kind regards/Mit freundlichen Grüßen, Stefan Tauner >> > >

1 0

Re: [flashrom] [PATCH] Add support for S25FL128P and S25FL128P......0 chips.
by Stefan Tauner 13 Jun '14

13 Jun '14

On Sat, 31 May 2014 23:07:35 +0200 Stefan Tauner <stefan.tauner(a)alumni.tuwien.ac.at> wrote: > S25FL128P is the predecessor family of S25FL128S. All these chips can > not be distinguished without EDI. > > Additionally to the new S25FL128P chips, this patch also fixes the name of > the previously supported S25FL128S model with uniform 256 kB sectors > (S25FL128P......1 not 0) and adds the hybrid sector version as well. > > Signed-off-by: Stefan Tauner <stefan.tauner(a)alumni.tuwien.ac.at> > --- > > Since flashrom can not distinguish the chips itself, the user has to > select the right chip with the -c parameter. > > Liviu, please apply this patch on top of r1806 and run flashrom once > without any operation and without -c .... > E.g. flashrom -p usbblaster_spi -o probe.log > > And a second time with the correct chip selected to write *different* data > to the chip. > E.g. flashrom -p usbblaster_spi -o write.log -w newdata.bin -c "S25FL128P......0" > > Please report back with the two log files. Hi Liviu, are you gonna test this patch? If not I would like to commit it untested so that it does not become outdated. -- Kind regards/Mit freundlichen Grüßen, Stefan Tauner

2 1

Re: [flashrom] [PATCH] Add selfcheck_board_enables().
by Carl-Daniel Hailfinger 13 Jun '14

13 Jun '14

Am 31.05.2014 05:04 schrieb Stefan Tauner: > Check for NULL termination of the array, that each board has the two > main PCI ID sets defined, that coreboot vendor and model fields are either > both set or unset, and that either an enable function or a max decode size is > available. > > Signed-off-by: Stefan Tauner <stefan.tauner(a)alumni.tuwien.ac.at> Excellent, thank you! Please make sure to commit the additional #ifdef fix you posted in a followup as well. Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006(a)gmx.net> Regards, Carl-Daniel -- http://www.hailfinger.org/

2 1

[commit] r1821 - trunk
by repository service 13 Jun '14

13 Jun '14

Author: stefanct Date: Fri Jun 13 00:57:36 2014 New Revision: 1821 URL: http://flashrom.org/trac/flashrom/changeset/1821 Log: Add selfcheck_board_enables(). Check for NULL termination of the array, that each board has the two main PCI ID sets defined, that coreboot vendor and model fields are either both set or unset, and that at least either an enable function or a max decode size is available. Signed-off-by: Stefan Tauner <stefan.tauner(a)alumni.tuwien.ac.at> Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006(a)gmx.net> Modified: trunk/board_enable.c trunk/flashrom.c trunk/programmer.h Modified: trunk/board_enable.c ============================================================================== --- trunk/board_enable.c Thu Jun 12 23:07:03 2014 (r1820) +++ trunk/board_enable.c Fri Jun 13 00:57:36 2014 (r1821) @@ -2463,6 +2463,36 @@ { 0, 0, 0, 0, 0, 0, 0, 0, NULL, NULL, NULL, P3, NULL, NULL, 0, NT, NULL}, /* end marker */ }; +int selfcheck_board_enables(void) +{ + if (board_matches[ARRAY_SIZE(board_matches) - 1].vendor_name != NULL) { + msg_gerr("Board enables table miscompilation!\n"); + return 1; + } + + int ret = 0; + unsigned int i; + for (i = 0; i < ARRAY_SIZE(board_matches) - 1; i++) { + const struct board_match *b = &board_matches[i]; + if (b->vendor_name == NULL || b->board_name == NULL) { + msg_gerr("ERROR: Board enable #%d does not define a vendor and board name.\n" + "Please report a bug at flashrom(a)flashrom.org\n", i); + ret = 1; + continue; + } + if ((b->first_vendor == 0 || b->first_device == 0 || + b->second_vendor == 0 || b->second_device == 0) || + ((b->lb_vendor == NULL) ^ (b->lb_part == NULL)) || + (b->max_rom_decode_parallel == 0 && b->enable == NULL)) { + msg_gerr("ERROR: Board enable for %s %s is misdefined.\n" + "Please report a bug at flashrom(a)flashrom.org\n", + b->vendor_name, b->board_name); + ret = 1; + } + } + return ret; +} + /* Parse the <vendor>:<board> string specified by the user as part of -p internal:mainboard=<vendor>:<board>. * Parameters vendor and model will be overwritten. Returns 0 on success. * Note: strtok modifies the original string, so we work on a copy and allocate memory for the results. Modified: trunk/flashrom.c ============================================================================== --- trunk/flashrom.c Thu Jun 12 23:07:03 2014 (r1820) +++ trunk/flashrom.c Fri Jun 13 00:57:36 2014 (r1821) @@ -1758,6 +1758,10 @@ } } +#if CONFIG_INTERNAL == 1 + ret |= selfcheck_board_enables(); +#endif + /* TODO: implement similar sanity checks for other arrays where deemed necessary. */ return ret; } Modified: trunk/programmer.h ============================================================================== --- trunk/programmer.h Thu Jun 12 23:07:03 2014 (r1820) +++ trunk/programmer.h Fri Jun 13 00:57:36 2014 (r1821) @@ -260,6 +260,7 @@ #if CONFIG_INTERNAL == 1 /* board_enable.c */ +int selfcheck_board_enables(void); int board_parse_parameter(const char *boardstring, const char **vendor, const char **model); void w836xx_ext_enter(uint16_t port); void w836xx_ext_leave(uint16_t port);

1 0

Re: [flashrom] [PATCH 2/2] Remove MCP6/7/8 SPI log requests.
by Carl-Daniel Hailfinger 12 Jun '14

12 Jun '14

Am 03.06.2014 22:57 schrieb Stefan Tauner: > We got enough (and no one is looking at them for the time being anyway). > Also, return an error code in the case no bus type could be detected. > > Signed-off-by: Stefan Tauner <stefan.tauner(a)alumni.tuwien.ac.at> Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006(a)gmx.net> Regards, Carl-Daniel -- http://www.hailfinger.org/

2 1

[commit] r1820 - trunk
by repository service 12 Jun '14

12 Jun '14

Author: stefanct Date: Thu Jun 12 23:07:03 2014 New Revision: 1820 URL: http://flashrom.org/trac/flashrom/changeset/1820 Log: Remove MCP6/7/8 SPI log requests. We got enough (and no one is looking at them for the time being anyway). Also, return an error code in the case no bus type could be detected. Signed-off-by: Stefan Tauner <stefan.tauner(a)alumni.tuwien.ac.at> Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006(a)gmx.net> Modified: trunk/chipset_enable.c Modified: trunk/chipset_enable.c ============================================================================== --- trunk/chipset_enable.c Thu Jun 12 02:04:32 2014 (r1819) +++ trunk/chipset_enable.c Thu Jun 12 23:07:03 2014 (r1820) @@ -1244,8 +1244,6 @@ int ret = 0, want_spi = 0; uint8_t val; - msg_pinfo("This chipset is not really supported yet. Guesswork...\n"); - /* dev is the ISA bridge. No idea what the stuff below does. */ val = pci_read_byte(dev, 0x8a); msg_pdbg("ISA/LPC bridge reg 0x8a contents: 0x%02x, bit 6 is %i, bit 5 " @@ -1264,17 +1262,15 @@ */ internal_buses_supported = BUS_NONE; msg_pdbg("Flash bus type is SPI\n"); - msg_pinfo("SPI on this chipset is WIP. Please report any " - "success or failure by mailing us the verbose " - "output to flashrom(a)flashrom.org, thanks!\n"); break; default: /* Should not happen. */ internal_buses_supported = BUS_NONE; - msg_pdbg("Flash bus type is unknown (none)\n"); - msg_pinfo("Something went wrong with bus type detection.\n"); - goto out_msg; - break; + msg_pwarn("Flash bus type is unknown (none)\n"); + msg_pinfo("Please send the log files created by \"flashrom -p internal -o logfile\" to \n" + "flashrom(a)flashrom.org with \"your board name: flashrom -V\" as the subject to\n" + "help us finish support for your chipset. Thanks.\n"); + return ERROR_NONFATAL; } /* Force enable SPI and disable LPC? Not a good idea. */ @@ -1287,11 +1283,6 @@ if (mcp6x_spi_init(want_spi)) ret = 1; -out_msg: - msg_pinfo("Please send the output of \"flashrom -V -p internal\" to flashrom(a)flashrom.org\n" - "with \"your board name: flashrom -V\" as the subject to help us finish support\n" - "for your chipset. Thanks.\n"); - return ret; }

1 0

Re: [flashrom] [PATCH 2/5] Move check_chip_supported() to cli_classic.c.
by Carl-Daniel Hailfinger 12 Jun '14

12 Jun '14

Am 09.06.2014 14:41 schrieb Stefan Tauner: > This function clearly belongs to the command line interface and should > therefore reside in cli_classic.c and not in flashrom.c. > > Signed-off-by: Stefan Tauner <stefan.tauner(a)alumni.tuwien.ac.at> Except for the last msg_ in that function, how does this belong to the command line? You'd want the same functionality and messages (save for the last one) if you're using a GUI. Regards, Carl-Daniel -- http://www.hailfinger.org/

2 1

[PATCH 2/2] fixup! Add support for Atmel AT49LH004.
by Stefan Tauner 12 Jun '14

12 Jun '14

Signed-off-by: Stefan Tauner <stefan.tauner(a)alumni.tuwien.ac.at> --- Not for merge. This is to make the life easier for the user when applying today's patches. flashchips.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/flashchips.c b/flashchips.c index 01bc3df..821e339 100644 --- a/flashchips.c +++ b/flashchips.c @@ -3070,8 +3070,8 @@ const struct flashchip flashchips[] = { .block_erase = erase_block_82802ab, }, }, - .printlock = NULL, /* TODO */ - .unlock = NULL, /* TODO: something like unlock_82802ab() but working on the sector eraser blocks. */ + .printlock = printlock_regspace2_block_eraser_0, + .unlock = unlock_regspace2_block_eraser_0, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, @@ -3106,8 +3106,8 @@ const struct flashchip flashchips[] = { .block_erase = NULL, /* TODO: Implement. */ }, }, - .printlock = NULL, /* TODO */ - .unlock = NULL, /* TODO: something like unlock_82802ab() but working on the sector eraser blocks. */ + .printlock = printlock_regspace2_block_eraser_0, + .unlock = unlock_regspace2_block_eraser_0, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, -- Kind regards, Stefan Tauner

1 0

[PATCH 1/2] Refactor unlocking of many chips with locking at register space address +2.
by Stefan Tauner 12 Jun '14

12 Jun '14

This includes PMC Pm49*, SST 49LF00*, ST M50* and Winbond W39* family. The erase and write test status bits of all affected chips have been reset. Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006(a)gmx.net> Signed-off-by: Stefan Tauner <stefan.tauner(a)alumni.tuwien.ac.at> --- 82802ab.c | 11 ---- Makefile | 2 +- chipdrivers.h | 19 +++--- flashchips.c | 87 ++++++++++++++++------------ jedec.c | 183 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ pm49fl00x.c | 53 ----------------- sst49lfxxxc.c | 39 ------------- stm50.c | 57 +----------------- w39.c | 112 ++--------------------------------- 9 files changed, 248 insertions(+), 315 deletions(-) delete mode 100644 pm49fl00x.c diff --git a/82802ab.c b/82802ab.c index 9e39852..e450b5d 100644 --- a/82802ab.c +++ b/82802ab.c @@ -108,17 +108,6 @@ uint8_t wait_82802ab(struct flashctx *flash) return status; } -int unlock_82802ab(struct flashctx *flash) -{ - int i; - //chipaddr wrprotect = flash->virtual_registers + page + 2; - - for (i = 0; i < flash->chip->total_size * 1024; i+= flash->chip->page_size) - chip_writeb(flash, 0, flash->virtual_registers + i + 2); - - return 0; -} - int erase_block_82802ab(struct flashctx *flash, unsigned int page, unsigned int pagesize) { diff --git a/Makefile b/Makefile index 7a48889..f6d3147 100644 --- a/Makefile +++ b/Makefile @@ -346,7 +346,7 @@ endif # Flash chip drivers and bus support infrastructure. CHIP_OBJS = jedec.o stm50.o w39.o w29ee011.o \ - sst28sf040.o m29f400bt.o 82802ab.o pm49fl00x.o \ + sst28sf040.o m29f400bt.o 82802ab.o \ sst49lfxxxc.o sst_fwhub.o flashchips.o spi.o spi25.o spi25_statusreg.o \ opaque.o sfdp.o en29lv640b.o at45db.o diff --git a/chipdrivers.h b/chipdrivers.h index 03d922d..57b1340 100644 --- a/chipdrivers.h +++ b/chipdrivers.h @@ -131,7 +131,6 @@ int probe_82802ab(struct flashctx *flash); int erase_block_82802ab(struct flashctx *flash, unsigned int page, unsigned int pagesize); int write_82802ab(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len); void print_status_82802ab(uint8_t status); -int unlock_82802ab(struct flashctx *flash); int unlock_28f004s5(struct flashctx *flash); int unlock_lh28f008bjt(struct flashctx *flash); @@ -146,15 +145,20 @@ int erase_sector_jedec(struct flashctx *flash, unsigned int page, unsigned int p int erase_block_jedec(struct flashctx *flash, unsigned int page, unsigned int blocksize); int erase_chip_block_jedec(struct flashctx *flash, unsigned int page, unsigned int blocksize); +int unlock_regspace2_uniform_32k(struct flashctx *flash); +int unlock_regspace2_uniform_64k(struct flashctx *flash); +int unlock_regspace2_block_eraser_0(struct flashctx *flash); +int unlock_regspace2_block_eraser_1(struct flashctx *flash); +int unlock_regspace2_block(const struct flashctx *flash, chipaddr off); +int printlock_regspace2_uniform_64k(struct flashctx *flash); +int printlock_regspace2_block_eraser_0(struct flashctx *flash); +int printlock_regspace2_block_eraser_1(struct flashctx *flash); + /* m29f400bt.c */ int probe_m29f400bt(struct flashctx *flash); int write_m29f400bt(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len); void protect_m29f400bt(struct flashctx *flash, chipaddr bios); -/* pm49fl00x.c */ -int unlock_49fl00x(struct flashctx *flash); -int lock_49fl00x(struct flashctx *flash); - /* sst28sf040.c */ int erase_chip_28sf040(struct flashctx *flash, unsigned int addr, unsigned int blocklen); int erase_sector_28sf040(struct flashctx *flash, unsigned int address, unsigned int sector_size); @@ -164,7 +168,6 @@ int protect_28sf040(struct flashctx *flash); /* sst49lfxxxc.c */ int erase_sector_49lfxxxc(struct flashctx *flash, unsigned int address, unsigned int sector_size); -int unlock_49lfxxxc(struct flashctx *flash); /* sst_fwhub.c */ int printlock_sst_fwhub(struct flashctx *flash); @@ -184,8 +187,6 @@ int printlock_w39v040fc(struct flashctx *flash); int printlock_w39v080a(struct flashctx *flash); int printlock_w39v080fa(struct flashctx *flash); int printlock_w39v080fa_dual(struct flashctx *flash); -int unlock_w39v040fb(struct flashctx *flash); -int unlock_w39v080fa(struct flashctx *flash); int printlock_at49f(struct flashctx *flash); /* w29ee011.c */ @@ -193,8 +194,6 @@ int probe_w29ee011(struct flashctx *flash); /* stm50.c */ int erase_sector_stm50(struct flashctx *flash, unsigned int block, unsigned int blocksize); -int unlock_stm50_uniform(struct flashctx *flash); -int unlock_stm50_nonuniform(struct flashctx *flash); /* en29lv640b.c */ int probe_en29lv640b(struct flashctx *flash); diff --git a/flashchips.c b/flashchips.c index c658288..01bc3df 100644 --- a/flashchips.c +++ b/flashchips.c @@ -1382,7 +1382,7 @@ const struct flashchip flashchips[] = { .total_size = 512, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP | FEATURE_EITHER_RESET, - .tested = TEST_OK_PREW, + .tested = TEST_OK_PR, .probe = probe_jedec, .probe_timing = TIMING_ZERO, /* routine is wrapper to probe_jedec (pm49fl00x.c) */ .block_erasers = @@ -1395,7 +1395,7 @@ const struct flashchip flashchips[] = { .block_erase = erase_chip_block_jedec, } }, - .unlock = unlock_49fl00x, + .unlock = unlock_regspace2_uniform_64k, .write = write_jedec_1, .read = read_memmapped, .voltage = {3000, 3600}, @@ -6015,7 +6015,7 @@ const struct flashchip flashchips[] = { .total_size = 512, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP, - .tested = TEST_OK_PREW, + .tested = TEST_OK_PR, .probe = probe_82802ab, .probe_timing = TIMING_IGNORED, /* routine does not use probe_timing (82802ab.c) */ .block_erasers = @@ -6025,7 +6025,7 @@ const struct flashchip flashchips[] = { .block_erase = erase_block_82802ab, }, }, - .unlock = unlock_82802ab, + .unlock = unlock_regspace2_uniform_64k, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, @@ -6050,7 +6050,7 @@ const struct flashchip flashchips[] = { .block_erase = erase_block_82802ab, }, }, - .unlock = unlock_82802ab, + .unlock = unlock_regspace2_uniform_64k, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, @@ -9134,7 +9134,7 @@ const struct flashchip flashchips[] = { .total_size = 256, .page_size = 16 * 1024, .feature_bits = FEATURE_REGISTERMAP | FEATURE_EITHER_RESET, - .tested = TEST_OK_PREW, + .tested = TEST_OK_PR, .probe = probe_jedec, .probe_timing = TIMING_ZERO, /* routine is wrapper to probe_jedec (pm49fl00x.c) */ .block_erasers = @@ -9150,7 +9150,7 @@ const struct flashchip flashchips[] = { .block_erase = erase_chip_block_jedec, } }, - .unlock = unlock_49fl00x, + .unlock = unlock_regspace2_uniform_32k, .write = write_jedec_1, .read = read_memmapped, .voltage = {3000, 3600}, @@ -9165,7 +9165,7 @@ const struct flashchip flashchips[] = { .total_size = 512, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP | FEATURE_EITHER_RESET, - .tested = TEST_OK_PREW, + .tested = TEST_OK_PR, .probe = probe_jedec, .probe_timing = TIMING_ZERO, /* routine is wrapper to probe_jedec (pm49fl00x.c) */ .block_erasers = @@ -9181,7 +9181,7 @@ const struct flashchip flashchips[] = { .block_erase = erase_chip_block_jedec, } }, - .unlock = unlock_49fl00x, + .unlock = unlock_regspace2_uniform_64k, .write = write_jedec_1, .read = read_memmapped, .voltage = {3000, 3600}, @@ -9494,7 +9494,7 @@ const struct flashchip flashchips[] = { .block_erase = NULL, /* 30 D0, only in A/A mux mode */ }, }, - .unlock = unlock_82802ab, + .unlock = unlock_regspace2_uniform_64k, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, @@ -11036,7 +11036,8 @@ const struct flashchip flashchips[] = { .block_erase = erase_block_82802ab, } }, - .unlock = unlock_49lfxxxc, + .printlock = printlock_regspace2_block_eraser_1, + .unlock = unlock_regspace2_block_eraser_1, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, @@ -11101,7 +11102,8 @@ const struct flashchip flashchips[] = { .block_erase = erase_block_82802ab, } }, - .unlock = unlock_49lfxxxc, + .printlock = printlock_regspace2_block_eraser_1, + .unlock = unlock_regspace2_block_eraser_1, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, @@ -11116,7 +11118,7 @@ const struct flashchip flashchips[] = { .total_size = 2048, .page_size = 4 * 1024, .feature_bits = FEATURE_REGISTERMAP, - .tested = TEST_OK_PREW, + .tested = TEST_OK_PR, .probe = probe_82802ab, .probe_timing = TIMING_IGNORED, /* routine doesn't use probe_timing (sst49lfxxxc.c) */ .block_erasers = @@ -11134,7 +11136,8 @@ const struct flashchip flashchips[] = { .block_erase = erase_block_82802ab, } }, - .unlock = unlock_49lfxxxc, + .printlock = printlock_regspace2_block_eraser_1, + .unlock = unlock_regspace2_block_eraser_1, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, @@ -11239,7 +11242,7 @@ const struct flashchip flashchips[] = { .total_size = 512, .page_size = 64 * 1024, .feature_bits = FEATURE_EITHER_RESET | FEATURE_REGISTERMAP, - .tested = TEST_OK_PREW, + .tested = TEST_OK_PR, .probe = probe_jedec, .probe_timing = 1, /* 150ns */ .block_erasers = @@ -11255,7 +11258,7 @@ const struct flashchip flashchips[] = { .block_erase = NULL, } }, - .unlock = unlock_82802ab, + .unlock = unlock_regspace2_uniform_64k, .write = write_jedec_1, .read = read_memmapped, .voltage = {3000, 3600}, @@ -11300,7 +11303,7 @@ const struct flashchip flashchips[] = { .total_size = 2048, .page_size = 4 * 1024, .feature_bits = FEATURE_REGISTERMAP, - .tested = TEST_OK_PRE, + .tested = TEST_OK_PR, .probe = probe_82802ab, .probe_timing = TIMING_IGNORED, /* routine doesn't use probe_timing (sst49lfxxxc.c) */ .block_erasers = @@ -11318,7 +11321,8 @@ const struct flashchip flashchips[] = { .block_erase = erase_block_82802ab, } }, - .unlock = unlock_49lfxxxc, + .printlock = printlock_regspace2_block_eraser_1, + .unlock = unlock_regspace2_block_eraser_1, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, @@ -11586,7 +11590,7 @@ const struct flashchip flashchips[] = { } }, .write = write_82802ab, - .unlock = unlock_stm50_uniform, + .unlock = unlock_regspace2_uniform_64k, .read = read_memmapped, .voltage = {3000, 3600}, /* Also has 12V fast program & erase */ }, @@ -11619,7 +11623,7 @@ const struct flashchip flashchips[] = { } }, .write = write_82802ab, - .unlock = unlock_stm50_uniform, + .unlock = unlock_regspace2_uniform_64k, .read = read_memmapped, .voltage = {3000, 3600}, /* Also has 12V fast program & erase */ }, @@ -11633,7 +11637,7 @@ const struct flashchip flashchips[] = { .total_size = 1024, .page_size = 0, .feature_bits = FEATURE_REGISTERMAP, - .tested = TEST_OK_PRE, + .tested = TEST_OK_PR, .probe = probe_82802ab, .probe_timing = TIMING_FIXME, .block_erasers = @@ -11651,7 +11655,8 @@ const struct flashchip flashchips[] = { .block_erase = erase_block_82802ab, } }, - .unlock = unlock_stm50_nonuniform, + .printlock = printlock_regspace2_block_eraser_0, + .unlock = unlock_regspace2_block_eraser_0, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, /* Also has 12V fast program & erase */ @@ -11684,7 +11689,8 @@ const struct flashchip flashchips[] = { .block_erase = erase_block_82802ab, } }, - .unlock = unlock_stm50_nonuniform, + .printlock = printlock_regspace2_block_eraser_0, + .unlock = unlock_regspace2_block_eraser_0, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, /* Also has 12V fast program & erase */ @@ -11699,9 +11705,9 @@ const struct flashchip flashchips[] = { .total_size = 256, .page_size = 0, .feature_bits = FEATURE_REGISTERMAP, - .tested = TEST_UNTESTED, + .tested = TEST_OK_PR, .probe = probe_82802ab, - .probe_timing = TIMING_IGNORED, /* routine doesn't use probe_timing (sst49lfxxxc.c) */ + .probe_timing = TIMING_IGNORED, /* routine doesn't use probe_timing (82802ab.c) */ .block_erasers = { { @@ -11712,9 +11718,13 @@ const struct flashchip flashchips[] = { {16 * 1024, 1}, }, .block_erase = erase_block_82802ab, + }, { + .eraseblocks = { {256 * 1024, 1}, }, + .block_erase = NULL, /* Only in A/A mux mode */ } }, - .unlock = unlock_stm50_nonuniform, + .printlock = printlock_regspace2_block_eraser_0, + .unlock = unlock_regspace2_block_eraser_0, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, /* Also has 12V fast program & erase */ @@ -11739,7 +11749,7 @@ const struct flashchip flashchips[] = { .block_erase = erase_block_82802ab, } }, - .unlock = unlock_stm50_uniform, + .unlock = unlock_regspace2_uniform_64k, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, /* Also has 12V fast program & erase */ @@ -11764,7 +11774,7 @@ const struct flashchip flashchips[] = { .block_erase = erase_block_82802ab, } }, - .unlock = unlock_stm50_uniform, + .unlock = unlock_regspace2_uniform_64k, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, /* Also has 12V fast program & erase */ @@ -11779,7 +11789,7 @@ const struct flashchip flashchips[] = { .total_size = 1024, .page_size = 0, .feature_bits = FEATURE_REGISTERMAP, - .tested = TEST_OK_PREW, + .tested = TEST_OK_PR, .probe = probe_82802ab, .probe_timing = TIMING_IGNORED, /* routine doesn't use probe_timing (82802ab.c) */ .block_erasers = @@ -11789,7 +11799,7 @@ const struct flashchip flashchips[] = { .block_erase = erase_block_82802ab, } }, - .unlock = unlock_stm50_uniform, + .unlock = unlock_regspace2_uniform_64k, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, /* Also has 12V fast program & erase */ @@ -11814,7 +11824,7 @@ const struct flashchip flashchips[] = { .block_erase = erase_block_82802ab, } }, - .unlock = unlock_stm50_uniform, + .unlock = unlock_regspace2_uniform_64k, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, /* Also has 12V fast program & erase */ @@ -11845,7 +11855,8 @@ const struct flashchip flashchips[] = { .block_erase = erase_block_82802ab, } }, - .unlock = unlock_stm50_nonuniform, + .printlock = printlock_regspace2_block_eraser_0, + .unlock = unlock_regspace2_block_eraser_0, .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, /* Also has 12V fast program & erase */ @@ -13113,7 +13124,7 @@ const struct flashchip flashchips[] = { .total_size = 512, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP | FEATURE_EITHER_RESET, - .tested = TEST_OK_PREW, + .tested = TEST_OK_PR, .probe = probe_jedec, .probe_timing = 10, .block_erasers = @@ -13130,7 +13141,7 @@ const struct flashchip flashchips[] = { } }, .printlock = printlock_w39v040fa, - .unlock = unlock_sst_fwhub, + .unlock = unlock_regspace2_uniform_64k, .write = write_jedec_1, .read = read_memmapped, .voltage = {3000, 3600}, @@ -13145,7 +13156,7 @@ const struct flashchip flashchips[] = { .total_size = 512, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP | FEATURE_EITHER_RESET, - .tested = TEST_OK_PREW, + .tested = TEST_OK_PR, .probe = probe_jedec, .probe_timing = 10, .block_erasers = @@ -13159,7 +13170,7 @@ const struct flashchip flashchips[] = { } }, .printlock = printlock_w39v040fb, - .unlock = unlock_w39v040fb, + .unlock = unlock_regspace2_uniform_64k, .write = write_jedec_1, .read = read_memmapped, .voltage = {3000, 3600}, /* Also has 12V fast program */ @@ -13350,7 +13361,7 @@ const struct flashchip flashchips[] = { .total_size = 1024, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP | FEATURE_EITHER_RESET, - .tested = TEST_OK_PREW, + .tested = TEST_OK_PR, .probe = probe_jedec, .probe_timing = 10, .block_erasers = @@ -13364,7 +13375,7 @@ const struct flashchip flashchips[] = { } }, .printlock = printlock_w39v080fa, - .unlock = unlock_w39v080fa, + .unlock = unlock_regspace2_uniform_64k, .write = write_jedec_1, .read = read_memmapped, .voltage = {3000, 3600}, /* Also has 12V fast program */ diff --git a/jedec.c b/jedec.c index 08cc88b..618cc72 100644 --- a/jedec.c +++ b/jedec.c @@ -6,6 +6,7 @@ * Copyright (C) 2006 coresystems GmbH <info(a)coresystems.de> * Copyright (C) 2007 Carl-Daniel Hailfinger * Copyright (C) 2009 Sean Nelson <audiohacked(a)gmail.com> + * Copyright (C) 2014 Stefan Tauner * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -510,3 +511,185 @@ int erase_chip_jedec(struct flashctx *flash) mask = getaddrmask(flash->chip); return erase_chip_jedec_common(flash, mask); } + +struct unlockblock { + unsigned int size; + unsigned int count; +}; + +typedef int (*unlockblock_func)(const struct flashctx *flash, chipaddr offset); +static int regspace2_walk_unlockblocks(const struct flashctx *flash, const struct unlockblock *block, unlockblock_func func) +{ + chipaddr off = flash->virtual_registers + 2; + while (block->count != 0) { + unsigned int j; + for (j = 0; j < block->count; j++) { + if (func(flash, off)) + return -1; + off += block->size; + } + block++; + } + return 0; +} + +#define REG2_RWLOCK ((1 << 2) | (1 << 0)) +#define REG2_LOCKDOWN (1 << 1) +#define REG2_MASK (REG2_RWLOCK | REG2_LOCKDOWN) + +static int printlock_regspace2_block(const struct flashctx *flash, chipaddr offset) +{ + chipaddr wrprotect = flash->virtual_registers + offset + 2; + uint8_t state = chip_readb(flash, wrprotect); + msg_cdbg("Lock status of block at 0x%0*" PRIxPTR " is ", PRIxPTR_WIDTH, offset); + switch (state & REG2_MASK) { + case 0: + msg_cdbg("Full Access.\n"); + break; + case 1: + msg_cdbg("Write Lock (Default State).\n"); + break; + case 2: + msg_cdbg("Locked Open (Full Access, Locked Down).\n"); + break; + case 3: + msg_cdbg("Write Lock, Locked Down.\n"); + break; + case 4: + msg_cdbg("Read Lock.\n"); + break; + case 5: + msg_cdbg("Read/Write Lock.\n"); + break; + case 6: + msg_cdbg("Read Lock, Locked Down.\n"); + break; + case 7: + msg_cdbg("Read/Write Lock, Locked Down.\n"); + break; + } + return 0; +} + +int printlock_regspace2_blocks(const struct flashctx *flash, const struct unlockblock *blocks) +{ + return regspace2_walk_unlockblocks(flash, blocks, &printlock_regspace2_block); +} + +static int printlock_regspace2_uniform(struct flashctx *flash, unsigned long block_size) +{ + const unsigned int elems = flash->chip->total_size * 1024 / block_size; + struct unlockblock blocks[2] = {{.size = block_size, .count = elems}}; + return regspace2_walk_unlockblocks(flash, blocks, &printlock_regspace2_block); +} + +int printlock_regspace2_uniform_64k(struct flashctx *flash) +{ + return printlock_regspace2_uniform(flash, 64 * 1024); +} + +int printlock_regspace2_block_eraser_0(struct flashctx *flash) +{ + // FIXME: this depends on the eraseblocks not to be filled up completely (i.e. to be null-terminated). + const struct unlockblock *unlockblocks = + (const struct unlockblock *)flash->chip->block_erasers[0].eraseblocks; + return regspace2_walk_unlockblocks(flash, unlockblocks, &printlock_regspace2_block); +} + +int printlock_regspace2_block_eraser_1(struct flashctx *flash) +{ + // FIXME: this depends on the eraseblocks not to be filled up completely (i.e. to be null-terminated). + const struct unlockblock *unlockblocks = + (const struct unlockblock *)flash->chip->block_erasers[1].eraseblocks; + return regspace2_walk_unlockblocks(flash, unlockblocks, &printlock_regspace2_block); +} + +static int changelock_regspace2_block(const struct flashctx *flash, chipaddr offset, uint8_t new_bits) +{ + chipaddr wrprotect = flash->virtual_registers + offset + 2; + uint8_t old; + + if (new_bits & ~REG2_MASK) { + msg_cerr("Invalid locking change 0x%02x requested at 0x%0*" PRIxPTR "! " + "Please report a bug at flashrom(a)flashrom.org\n", + new_bits, PRIxPTR_WIDTH, offset); + return -1; + } + old = chip_readb(flash, wrprotect); + /* Early exist if no change (of read/write/lockdown) was requested. */ + if (((old ^ new_bits) & REG2_MASK) == 0) { + msg_cdbg2("Locking status at 0x%0*" PRIxPTR " not changed\n", PRIxPTR_WIDTH, offset); + return 0; + } + /* Normally lockdowns can not be cleared. Try nevertheless if requested. */ + if ((old & REG2_LOCKDOWN) && !(new_bits & REG2_LOCKDOWN)) { + chip_writeb(flash, old & ~REG2_LOCKDOWN, wrprotect); + if (chip_readb(flash, wrprotect) != (old & ~REG2_LOCKDOWN)) { + msg_cerr("Lockdown can't be removed at 0x%0*" PRIxPTR "!\n", PRIxPTR_WIDTH, offset); + return -1; + } + } + /* Change read or write lock? */ + if ((old ^ new_bits) & REG2_RWLOCK) { + /* Do not lockdown yet. */ + msg_cdbg("Changing locking status at 0x%0*" PRIxPTR " to 0x%02x\n", PRIxPTR_WIDTH, offset, new_bits & REG2_RWLOCK); + chip_writeb(flash, new_bits & REG2_RWLOCK, wrprotect); + if (chip_readb(flash, wrprotect) != (new_bits & REG2_RWLOCK)) { + msg_cerr("Locking status change FAILED at 0x%0*" PRIxPTR "!\n", PRIxPTR_WIDTH, offset); + return -1; + } + } + /* Enable lockdown if requested. */ + if (!(old & REG2_LOCKDOWN) && (new_bits & REG2_LOCKDOWN)) { + msg_cdbg("Enabling lockdown at 0x%0*" PRIxPTR "\n", PRIxPTR_WIDTH, offset); + chip_writeb(flash, new_bits, wrprotect); + if (chip_readb(flash, wrprotect) != new_bits) { + msg_cerr("Enabling lockdown FAILED at 0x%0*" PRIxPTR "!\n", PRIxPTR_WIDTH, offset); + return -1; + } + } + + return 0; +} + +int unlock_regspace2_block(const struct flashctx *flash, chipaddr off) +{ + chipaddr wrprotect = flash->virtual_registers + off + 2; + uint8_t old = chip_readb(flash, wrprotect); + /* We don't care for the lockdown bit as long as the RW locks are 0 after we're done */ + return changelock_regspace2_block(flash, off, old & ~REG2_RWLOCK); +} + +static int unlock_regspace2_uniform(struct flashctx *flash, unsigned long block_size) +{ + const unsigned int elems = flash->chip->total_size * 1024 / block_size; + struct unlockblock blocks[2] = {{.size = block_size, .count = elems}}; + return regspace2_walk_unlockblocks(flash, blocks, &unlock_regspace2_block); +} + +int unlock_regspace2_uniform_64k(struct flashctx *flash) +{ + return unlock_regspace2_uniform(flash, 64 * 1024); +} + +int unlock_regspace2_uniform_32k(struct flashctx *flash) +{ + return unlock_regspace2_uniform(flash, 32 * 1024); +} + +int unlock_regspace2_block_eraser_0(struct flashctx *flash) +{ + // FIXME: this depends on the eraseblocks not to be filled up completely (i.e. to be null-terminated). + const struct unlockblock *unlockblocks = + (const struct unlockblock *)flash->chip->block_erasers[0].eraseblocks; + return regspace2_walk_unlockblocks(flash, unlockblocks, &unlock_regspace2_block); +} + +int unlock_regspace2_block_eraser_1(struct flashctx *flash) +{ + // FIXME: this depends on the eraseblocks not to be filled up completely (i.e. to be null-terminated). + const struct unlockblock *unlockblocks = + (const struct unlockblock *)flash->chip->block_erasers[1].eraseblocks; + return regspace2_walk_unlockblocks(flash, unlockblocks, &unlock_regspace2_block); +} + diff --git a/pm49fl00x.c b/pm49fl00x.c deleted file mode 100644 index fe28d2b..0000000 --- a/pm49fl00x.c +++ /dev/null @@ -1,53 +0,0 @@ -/* - * This file is part of the flashrom project. - * - * Copyright (C) 2004 Tyan Corporation - * Copyright (C) 2007 Nikolay Petukhov <nikolay.petukhov(a)gmail.com> - * Copyright (C) 2007 Reinder E.N. de Haan <lb_reha(a)mveas.com> - * - * This program 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 Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "flash.h" - -static void write_lockbits_49fl00x(const struct flashctx *flash, - unsigned int size, unsigned char bits, - unsigned int block_size) -{ - unsigned int i, left = size; - chipaddr bios = flash->virtual_registers; - - for (i = 0; left >= block_size; i++, left -= block_size) { - /* pm49fl002 */ - if (block_size == 16384 && i % 2) - continue; - - chip_writeb(flash, bits, bios + (i * block_size) + 2); - } -} - -int unlock_49fl00x(struct flashctx *flash) -{ - write_lockbits_49fl00x(flash, flash->chip->total_size * 1024, 0, - flash->chip->page_size); - return 0; -} - -int lock_49fl00x(struct flashctx *flash) -{ - write_lockbits_49fl00x(flash, flash->chip->total_size * 1024, 1, - flash->chip->page_size); - return 0; -} diff --git a/sst49lfxxxc.c b/sst49lfxxxc.c index 3d17b5b..d6c85c8 100644 --- a/sst49lfxxxc.c +++ b/sst49lfxxxc.c @@ -23,45 +23,6 @@ #include "flash.h" #include "chipdrivers.h" -static int write_lockbits_block_49lfxxxc(struct flashctx *flash, - unsigned long address, - unsigned char bits) -{ - unsigned long lock = flash->virtual_registers + address + 2; - msg_cdbg("lockbits at address=0x%08lx is 0x%01x\n", lock, - chip_readb(flash, lock)); - chip_writeb(flash, bits, lock); - - return 0; -} - -static int write_lockbits_49lfxxxc(struct flashctx *flash, unsigned char bits) -{ - chipaddr registers = flash->virtual_registers; - unsigned int i, left = flash->chip->total_size * 1024; - unsigned long address; - - msg_cdbg("\nbios=0x%08" PRIxPTR "\n", registers); - for (i = 0; left > 65536; i++, left -= 65536) { - write_lockbits_block_49lfxxxc(flash, i * 65536, bits); - } - address = i * 65536; - write_lockbits_block_49lfxxxc(flash, address, bits); - address += 32768; - write_lockbits_block_49lfxxxc(flash, address, bits); - address += 8192; - write_lockbits_block_49lfxxxc(flash, address, bits); - address += 8192; - write_lockbits_block_49lfxxxc(flash, address, bits); - - return 0; -} - -int unlock_49lfxxxc(struct flashctx *flash) -{ - return write_lockbits_49lfxxxc(flash, 0); -} - int erase_sector_49lfxxxc(struct flashctx *flash, unsigned int address, unsigned int sector_size) { diff --git a/stm50.c b/stm50.c index edcfdd2..4aa1566 100644 --- a/stm50.c +++ b/stm50.c @@ -3,7 +3,7 @@ * * Copyright (C) 2008 Claus Gindhart <claus.gindhart(a)kontron.com> * Copyright (C) 2009 Sean Nelson <audiohacked(a)gmail.com> - * Copyright (C) 2013 Stefan Tauner + * Copyright (C) 2011 Carl-Daniel Hailfinger * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -27,63 +27,8 @@ */ #include "flash.h" -#include "flashchips.h" #include "chipdrivers.h" -static int stm50_unlock_address(struct flashctx *flash, int offset) -{ - chipaddr wrprotect = flash->virtual_registers + 2; - static const uint8_t unlock_sector = 0x00; - msg_cdbg("unlocking at 0x%x\n", offset); - chip_writeb(flash, unlock_sector, wrprotect + offset); - if (chip_readb(flash, wrprotect + offset) != unlock_sector) { - msg_cerr("Cannot unlock address 0x%x\n", offset); - return -1; - } - return 0; -} - -/* Chips known to use a non-uniform block and sector layout for locking (as well as for erasing): - * Name Size Address range of lock registers - * M50FLW080A 1MB FFB00002 - FFBFF002 - * M50FLW080B 1MB FFB00002 - FFBFF002 - * M50FW002 256k FFBC0002 - FFBFC002 - * M50LPW116 2MB FFA00002 - FFBFC002 - */ -int unlock_stm50_nonuniform(struct flashctx *flash) -{ - int i; - struct eraseblock *eraseblocks = flash->chip->block_erasers[0].eraseblocks; - unsigned int done = 0; - for (i = 0; i < NUM_ERASEREGIONS && eraseblocks[i].count != 0; i++) { - unsigned int block_size = eraseblocks[i].size; - unsigned int block_count = eraseblocks[i].count; - - int j; - for (j = 0; j < block_count; j++) { - if (stm50_unlock_address(flash, done)) { - msg_cerr("UNLOCK FAILED!\n"); - return -1; - } - done += block_count * block_size; - } - } - return 0; -} - -/* Unlocking for uniform 64 kB blocks starting at offset 2 of the feature registers. */ -int unlock_stm50_uniform(struct flashctx *flash) -{ - int i; - for (i = 0; i < flash->chip->total_size * 1024; i+= 64 * 1024) { - if (stm50_unlock_address(flash, i)) { - msg_cerr("UNLOCK FAILED!\n"); - return -1; - } - } - return 0; -} - static int stm50_erase_sector(struct flashctx *flash, unsigned int addr) { chipaddr bios = flash->virtual_memory + addr; diff --git a/w39.c b/w39.c index 9dcb06a..4dd366c 100644 --- a/w39.c +++ b/w39.c @@ -20,65 +20,7 @@ */ #include "flash.h" - -static int printlock_w39_fwh_block(struct flashctx *flash, unsigned int offset) -{ - chipaddr wrprotect = flash->virtual_registers + offset + 2; - uint8_t locking; - - locking = chip_readb(flash, wrprotect); - msg_cdbg("Lock status of block at 0x%08x is ", offset); - switch (locking & 0x7) { - case 0: - msg_cdbg("Full Access.\n"); - break; - case 1: - msg_cdbg("Write Lock (Default State).\n"); - break; - case 2: - msg_cdbg("Locked Open (Full Access, Lock Down).\n"); - break; - case 3: - msg_cerr("Error: Write Lock, Locked Down.\n"); - break; - case 4: - msg_cdbg("Read Lock.\n"); - break; - case 5: - msg_cdbg("Read/Write Lock.\n"); - break; - case 6: - msg_cerr("Error: Read Lock, Locked Down.\n"); - break; - case 7: - msg_cerr("Error: Read/Write Lock, Locked Down.\n"); - break; - } - - /* Read or write lock present? */ - return (locking & ((1 << 2) | (1 << 0))) ? -1 : 0; -} - -static int unlock_w39_fwh_block(struct flashctx *flash, unsigned int offset) -{ - chipaddr wrprotect = flash->virtual_registers + offset + 2; - uint8_t locking; - - locking = chip_readb(flash, wrprotect); - /* Read or write lock present? */ - if (locking & ((1 << 2) | (1 << 0))) { - /* Lockdown active? */ - if (locking & (1 << 1)) { - msg_cerr("Can't unlock block at 0x%08x!\n", offset); - return -1; - } else { - msg_cdbg("Unlocking block at 0x%08x\n", offset); - chip_writeb(flash, 0, wrprotect); - } - } - - return 0; -} +#include "chipdrivers.h" static uint8_t w39_idmode_readb(struct flashctx *flash, unsigned int offset) { @@ -145,30 +87,6 @@ static int printlock_w39_common(struct flashctx *flash, unsigned int offset) return printlock_w39_tblwp(lock); } -static int printlock_w39_fwh(struct flashctx *flash) -{ - unsigned int i, total_size = flash->chip->total_size * 1024; - int ret = 0; - - /* Print lock status of the complete chip */ - for (i = 0; i < total_size; i += flash->chip->page_size) - ret |= printlock_w39_fwh_block(flash, i); - - return ret; -} - -static int unlock_w39_fwh(struct flashctx *flash) -{ - unsigned int i, total_size = flash->chip->total_size * 1024; - - /* Unlock the complete chip */ - for (i = 0; i < total_size; i += flash->chip->page_size) - if (unlock_w39_fwh_block(flash, i)) - return -1; - - return 0; -} - int printlock_w39f010(struct flashctx *flash) { uint8_t lock; @@ -267,7 +185,7 @@ int printlock_w39v040fa(struct flashctx *flash) int ret = 0; ret = printlock_w39v040a(flash); - ret |= printlock_w39_fwh(flash); + ret |= printlock_regspace2_uniform_64k(flash); return ret; } @@ -277,7 +195,7 @@ int printlock_w39v040fb(struct flashctx *flash) int ret = 0; ret = printlock_w39v040b(flash); - ret |= printlock_w39_fwh(flash); + ret |= printlock_regspace2_uniform_64k(flash); return ret; } @@ -288,7 +206,7 @@ int printlock_w39v040fc(struct flashctx *flash) /* W39V040C and W39V040FC use different WP/TBL offsets. */ ret = printlock_w39_common(flash, 0x7fff2); - ret |= printlock_w39_fwh(flash); + ret |= printlock_regspace2_uniform_64k(flash); return ret; } @@ -303,7 +221,7 @@ int printlock_w39v080fa(struct flashctx *flash) int ret = 0; ret = printlock_w39v080a(flash); - ret |= printlock_w39_fwh(flash); + ret |= printlock_regspace2_uniform_64k(flash); return ret; } @@ -316,26 +234,6 @@ int printlock_w39v080fa_dual(struct flashctx *flash) return -1; } -int unlock_w39v040fb(struct flashctx *flash) -{ - if (unlock_w39_fwh(flash)) - return -1; - if (printlock_w39_common(flash, 0x7fff2)) - return -1; - - return 0; -} - -int unlock_w39v080fa(struct flashctx *flash) -{ - if (unlock_w39_fwh(flash)) - return -1; - if (printlock_w39_common(flash, 0xffff2)) - return -1; - - return 0; -} - int printlock_at49f(struct flashctx *flash) { uint8_t lock = w39_idmode_readb(flash, 0x00002); -- Kind regards, Stefan Tauner

1 0

[PATCH] Add support for Atmel AT49LH004.
by Stefan Tauner 12 Jun '14

12 Jun '14

Also, slightly refine the definition of AT49LH002. TODO: unlocking is mandatory because the chips are write-protected by default. Signed-off-by: Stefan Tauner <stefan.tauner(a)alumni.tuwien.ac.at> --- flashchips.c | 42 +++++++++++++++++++++++++++++++++++++++--- flashchips.h | 2 ++ 2 files changed, 41 insertions(+), 3 deletions(-) diff --git a/flashchips.c b/flashchips.c index 0c3bb68..c658288 100644 --- a/flashchips.c +++ b/flashchips.c @@ -3049,7 +3049,7 @@ const struct flashchip flashchips[] = { .model_id = ATMEL_AT49LH002, .total_size = 256, .page_size = 0, /* unused */ - .feature_bits = FEATURE_REGISTERMAP, /* TODO: LPC OK too? */ + .feature_bits = FEATURE_REGISTERMAP, .tested = TEST_UNTESTED, .probe = probe_82802ab, /* TODO: 0xff cmd not documented? */ .probe_timing = TIMING_FIXME, @@ -3062,16 +3062,52 @@ const struct flashchip flashchips[] = { {8 * 1024, 2}, {16 * 1024, 1}, }, - .block_erase = erase_block_82802ab, + .block_erase = NULL, /* TODO: Implement. */ }, { .eraseblocks = { {64 * 1024, 4}, }, + .block_erase = erase_block_82802ab, + }, + }, + .printlock = NULL, /* TODO */ + .unlock = NULL, /* TODO: something like unlock_82802ab() but working on the sector eraser blocks. */ + .write = write_82802ab, + .read = read_memmapped, + .voltage = {3000, 3600}, + }, + + { + .vendor = "Atmel", + .name = "AT49LH004", + .bustype = BUS_LPC | BUS_FWH, /* A/A Mux */ + .manufacture_id = ATMEL_ID, + .model_id = ATMEL_AT49LH004, + .total_size = 512, + .page_size = 0, /* unused */ + .feature_bits = FEATURE_REGISTERMAP, + .tested = TEST_UNTESTED, + .probe = probe_82802ab, /* TODO: 0xff cmd not documented? */ + .probe_timing = TIMING_FIXME, + .block_erasers = + { + { + .eraseblocks = { + {64 * 1024, 7}, + {32 * 1024, 1}, + {8 * 1024, 2}, + {16 * 1024, 1}, + }, + .block_erase = erase_block_82802ab, + }, { + .eraseblocks = { + {64 * 1024, 8}, + }, .block_erase = NULL, /* TODO: Implement. */ }, }, .printlock = NULL, /* TODO */ - .unlock = NULL, /* unlock_82802ab() not correct(?) */ + .unlock = NULL, /* TODO: something like unlock_82802ab() but working on the sector eraser blocks. */ .write = write_82802ab, .read = read_memmapped, .voltage = {3000, 3600}, diff --git a/flashchips.h b/flashchips.h index fb17981..798323f 100644 --- a/flashchips.h +++ b/flashchips.h @@ -190,6 +190,8 @@ #define ATMEL_AT49BV512 0x03 #define ATMEL_AT49F002N 0x07 /* for AT49F002(N) */ #define ATMEL_AT49LH002 0xE9 +#define ATMEL_AT49LH00B4 0xED +#define ATMEL_AT49LH004 0xEE #define ATMEL_AT49F002NT 0x08 /* for AT49F002(N)T */ #define ATMEL_AT49F010 0x17 /* Same as AT49HF010 */ #define ATMEL_AT49F020 0x0B -- Kind regards, Stefan Tauner

1 0

← Newer
1
2
3
4
5
6
7
8
9
...
12
Older →

2024

2023

2022

2021

2020

2019

2018

2017

2016

2015

2014

2013

2012

2011

2010

2009

flashrom June 2014