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authorRafał Miłecki <zajec5@gmail.com>2015-01-28 21:26:31 +0000
committerRafał Miłecki <zajec5@gmail.com>2015-01-28 21:26:31 +0000
commit5ecce85db7256badd0f415870618f12f9796c9d2 (patch)
tree12fd8bc97ce44f92b43abf21a3c4bd8be9474f81 /target/linux/generic/patches-3.18/432-mtd-bcm47xxpart-detect-T_Meter-partition.patch
parentac1fd175cae05e0ea821abaef9a6739cb2d90df8 (diff)
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kernel: bcm47xxpart: support T_Meter partitions
Signed-off-by: Rafał Miłecki <zajec5@gmail.com> SVN-Revision: 44185
Diffstat (limited to 'target/linux/generic/patches-3.18/432-mtd-bcm47xxpart-detect-T_Meter-partition.patch')
-rw-r--r--target/linux/generic/patches-3.18/432-mtd-bcm47xxpart-detect-T_Meter-partition.patch47
1 files changed, 47 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.18/432-mtd-bcm47xxpart-detect-T_Meter-partition.patch b/target/linux/generic/patches-3.18/432-mtd-bcm47xxpart-detect-T_Meter-partition.patch
new file mode 100644
index 0000000000..3f70225980
--- /dev/null
+++ b/target/linux/generic/patches-3.18/432-mtd-bcm47xxpart-detect-T_Meter-partition.patch
@@ -0,0 +1,47 @@
+From fd54aa583296f9adfb1f519affbc10ba521eb809 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
+Date: Wed, 28 Jan 2015 22:14:41 +0100
+Subject: [PATCH] mtd: bcm47xxpart: detect T_Meter partition
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+It can be found on many Netgear devices. It consists of many 0x30 blocks
+starting with 4D 54.
+
+Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
+---
+ drivers/mtd/bcm47xxpart.c | 10 ++++++++++
+ 1 file changed, 10 insertions(+)
+
+diff --git a/drivers/mtd/bcm47xxpart.c b/drivers/mtd/bcm47xxpart.c
+index f14ec0f..40dd0db 100644
+--- a/drivers/mtd/bcm47xxpart.c
++++ b/drivers/mtd/bcm47xxpart.c
+@@ -39,6 +39,7 @@
+ #define NVRAM_HEADER 0x48534C46 /* FLSH */
+ #define POT_MAGIC1 0x54544f50 /* POTT */
+ #define POT_MAGIC2 0x504f /* OP */
++#define T_METER_MAGIC 0x4D540000 /* MT */
+ #define ML_MAGIC1 0x39685a42
+ #define ML_MAGIC2 0x26594131
+ #define TRX_MAGIC 0x30524448
+@@ -177,6 +178,15 @@ static int bcm47xxpart_parse(struct mtd_info *master,
+ continue;
+ }
+
++ /* T_Meter */
++ if ((le32_to_cpu(buf[0x000 / 4]) & 0xFFFF0000) == T_METER_MAGIC &&
++ (le32_to_cpu(buf[0x030 / 4]) & 0xFFFF0000) == T_METER_MAGIC &&
++ (le32_to_cpu(buf[0x060 / 4]) & 0xFFFF0000) == T_METER_MAGIC) {
++ bcm47xxpart_add_part(&parts[curr_part++], "T_Meter", offset,
++ MTD_WRITEABLE);
++ continue;
++ }
++
+ /* TRX */
+ if (buf[0x000 / 4] == TRX_MAGIC) {
+ if (BCM47XXPART_MAX_PARTS - curr_part < 4) {
+--
+1.8.4.5
+