firmware/build_patches/openwrt/0201-generic-fix-mikrotik-rb_softconfig-work-crc-mismatch.patch
Fabian Bläse 774eeade04
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Add support for Mikrotik RB5009
Device support is based on the patch set linked in the OpenWrt Wiki. [1][2]

The aux-loader blob is not included, as it is only required for initial
installation.

Two additional kernel patches for mvpp2 are added to allow receive
hashing to work properly in the DSA setup of the device.

[1] https://openwrt.org/toh/mikrotik/rb5009ug_s_in#installation
[2] https://paste.myconan.net/482114

Signed-off-by: Fabian Bläse <fabian@blaese.de>
2024-01-19 11:43:03 +01:00

54 lines
2.0 KiB
Diff

From ab8d25d5ac1b307dacdc3e5e44e23248f4b9a018 Mon Sep 17 00:00:00 2001
From: Serhii Serhieiev <adron@mstnt.com>
Date: Wed, 9 Feb 2022 09:07:57 +0200
Subject: [PATCH 01/18] generic: fix mikrotik/rb_softconfig work(crc mismatch)
with 64K block size
Signed-off-by: Serhii Serhieiev <adron@mstnt.com>
---
.../files/drivers/platform/mikrotik/rb_softconfig.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/target/linux/generic/files/drivers/platform/mikrotik/rb_softconfig.c b/target/linux/generic/files/drivers/platform/mikrotik/rb_softconfig.c
index 5acff6aa91..2332089a46 100644
--- a/target/linux/generic/files/drivers/platform/mikrotik/rb_softconfig.c
+++ b/target/linux/generic/files/drivers/platform/mikrotik/rb_softconfig.c
@@ -58,6 +58,7 @@
#define RB_SOFTCONFIG_VER "0.05"
#define RB_SC_PR_PFX "[rb_softconfig] "
+#define SOFT_CONF_FIXED_SIZE 0x1000
#define RB_SC_HAS_WRITE_SUPPORT true
#define RB_SC_WMODE S_IWUSR
@@ -636,7 +637,7 @@ static ssize_t sc_commit_store(struct kobject *kobj, struct kobj_attribute *attr
write_lock(&sc_bufrwl);
if (!flush) // reread
- ret = mtd_read(mtd, 0, mtd->size, &bytes_rw, sc_buf);
+ ret = mtd_read(mtd, 0, sc_buflen, &bytes_rw, sc_buf);
else { // crc32 + commit
/*
* CRC32 is computed on the entire buffer, excluding the CRC
@@ -658,7 +659,7 @@ static ssize_t sc_commit_store(struct kobject *kobj, struct kobj_attribute *attr
ei.len = mtd->size;
ret = mtd_erase(mtd, &ei);
if (!ret)
- ret = mtd_write(mtd, 0, mtd->size, &bytes_rw, sc_buf);
+ ret = mtd_write(mtd, 0, sc_buflen, &bytes_rw, sc_buf);
/*
* Handling mtd_write() failure here is a tricky situation. The
@@ -708,7 +709,7 @@ int rb_softconfig_init(struct kobject *rb_kobj, struct mtd_info *mtd)
if (ret)
return -ENODEV;
- sc_buflen = mtd->size;
+ sc_buflen = mtd->size > SOFT_CONF_FIXED_SIZE ? SOFT_CONF_FIXED_SIZE : mtd->size;
sc_buf = kmalloc(sc_buflen, GFP_KERNEL);
if (!sc_buf) {
__put_mtd_device(mtd);
--
2.42.1