From 9f39c015a8776a671d2ebf3ceb93a83249ed1045 Mon Sep 17 00:00:00 2001 From: florian Date: Tue, 10 Aug 2010 20:23:40 +0000 Subject: [kernel] rename 014-samsung_flash patch to a better name, thanks maddes git-svn-id: svn://svn.openwrt.org/openwrt/trunk@22587 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../014-cfi_fix_amd_extended_table_check.patch | 50 ++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 target/linux/generic/patches-2.6.35/014-cfi_fix_amd_extended_table_check.patch (limited to 'target/linux/generic/patches-2.6.35/014-cfi_fix_amd_extended_table_check.patch') diff --git a/target/linux/generic/patches-2.6.35/014-cfi_fix_amd_extended_table_check.patch b/target/linux/generic/patches-2.6.35/014-cfi_fix_amd_extended_table_check.patch new file mode 100644 index 000000000..cd4da2c2a --- /dev/null +++ b/target/linux/generic/patches-2.6.35/014-cfi_fix_amd_extended_table_check.patch @@ -0,0 +1,50 @@ +--- a/drivers/mtd/chips/cfi_cmdset_0002.c ++++ b/drivers/mtd/chips/cfi_cmdset_0002.c +@@ -372,6 +372,8 @@ static struct cfi_fixup fixup_table[] = + static void cfi_fixup_major_minor(struct cfi_private *cfi, + struct cfi_pri_amdstd *extp) + { ++ // manufacturers defined in include/linux/mtd/cfi.h ++ + if (cfi->mfr == CFI_MFR_SAMSUNG && cfi->id == 0x257e && + extp->MajorVersion == '0') + extp->MajorVersion = '1'; +@@ -404,6 +406,9 @@ struct mtd_info *cfi_cmdset_0002(struct + + mtd->reboot_notifier.notifier_call = cfi_amdstd_reboot; + ++ printk(" CFI mfr 0x%08x\n", cfi->mfr); // TODO: Is there a more general place to print this info? ++ printk(" CFI id 0x%08x\n", cfi->id); ++ + if (cfi->cfi_mode==CFI_MODE_CFI){ + unsigned char bootloc; + __u16 adr = primary?cfi->cfiq->P_ADR:cfi->cfiq->A_ADR; +@@ -417,16 +422,24 @@ struct mtd_info *cfi_cmdset_0002(struct + */ + cfi_fixup_major_minor(cfi, extp); + +- if (extp->MajorVersion != '1' || +- (extp->MinorVersion < '0' || extp->MinorVersion > '4')) { ++ // valid primary extension versions are: 1.0, 1.1, 1.2, 1.3 ++ // see: http://www.amd.com/us-en/assets/content_type/DownloadableAssets/cfi_r20.pdf, page 19 and on ++ // http://www.amd.com/us-en/assets/content_type/DownloadableAssets/cfi_100_20011201.pdf ++ if (extp->MajorVersion < '1' || ++ extp->MajorVersion > '1' || ++ (extp->MajorVersion == '1' && ( extp->MinorVersion < '0' || extp->MinorVersion > '3'))) { + printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query " +- "version %c.%c.\n", extp->MajorVersion, +- extp->MinorVersion); ++ "version %c.%c (0x%02x/0x%02x).\n", ++ extp->MajorVersion, extp->MinorVersion, ++ extp->MajorVersion, extp->MinorVersion); + kfree(extp); + kfree(mtd); + return NULL; + } + ++ printk(" Amd/Fujitsu Extended Query version %c.%c.\n", ++ extp->MajorVersion, extp->MinorVersion); ++ + /* Install our own private info structure */ + cfi->cmdset_priv = extp; + -- cgit v1.2.3