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-rw-r--r--package/boot/uboot-envtools/Config.in9
-rw-r--r--package/boot/uboot-envtools/Makefile9
-rw-r--r--package/boot/uboot-envtools/patches/300-support-env-in-ubivol-chardev.patch166
3 files changed, 184 insertions, 0 deletions
diff --git a/package/boot/uboot-envtools/Config.in b/package/boot/uboot-envtools/Config.in
new file mode 100644
index 0000000000..9fd8103cba
--- /dev/null
+++ b/package/boot/uboot-envtools/Config.in
@@ -0,0 +1,9 @@
+config UBOOT_ENVTOOLS_UBI
+ bool "Support environment in UBI volume"
+ depends on PACKAGE_uboot-envtools
+ default n
+ help
+ Add support for reading and writing U-Boot environment
+ stored in UBI volume(s).
+
+ Increases binary size by about 8 kB
diff --git a/package/boot/uboot-envtools/Makefile b/package/boot/uboot-envtools/Makefile
index 9f167edbfb..dad971a4e4 100644
--- a/package/boot/uboot-envtools/Makefile
+++ b/package/boot/uboot-envtools/Makefile
@@ -21,6 +21,8 @@ PKG_MD5SUM:=6d2116d1385a66e9a59742caa9d62a54
PKG_BUILD_DIR:=$(BUILD_DIR)/u-boot-$(PKG_VERSION)
+PKG_BUILD_DEPENDS:=+fstools
+
include $(INCLUDE_DIR)/package.mk
define Package/uboot-envtools
@@ -34,15 +36,22 @@ define Package/uboot-envtools/description
This package includes tools to read and modify U-Boot bootloader environment.
endef
+define Package/uboot-envtools/config
+ source "$(SOURCE)/Config.in"
+endef
+
define Build/Configure
touch $(PKG_BUILD_DIR)/include/config.mk
touch $(PKG_BUILD_DIR)/include/config.h
endef
+TARGET_CFLAGS += -I$(STAGING_DIR)/usr/include
+
define Build/Compile
$(MAKE) -C $(PKG_BUILD_DIR) \
CROSS_COMPILE="$(TARGET_CROSS)" \
TARGET_CFLAGS="$(TARGET_CFLAGS)" \
+ UBI="$(CONFIG_UBOOT_ENVTOOLS_UBI)" \
env
endef
diff --git a/package/boot/uboot-envtools/patches/300-support-env-in-ubivol-chardev.patch b/package/boot/uboot-envtools/patches/300-support-env-in-ubivol-chardev.patch
new file mode 100644
index 0000000000..96a95f756c
--- /dev/null
+++ b/package/boot/uboot-envtools/patches/300-support-env-in-ubivol-chardev.patch
@@ -0,0 +1,166 @@
+From ee2c9e3aef32c05b1d7891858baff19bffed1652 Mon Sep 17 00:00:00 2001
+From: Daniel Golle <daniel@makrotopia.org>
+Date: Mon, 19 May 2014 21:38:01 +0200
+Subject: [PATCH] tools/env: add support for env in ubi volume chardev
+
+Signed-off-by: Daniel Golle <daniel@makrotopia.org>
+---
+ tools/env/Makefile | 5 ++++
+ tools/env/fw_env.c | 74 ++++++++++++++++++++++++++++++++++++++++++++++--------
+ 2 files changed, 69 insertions(+), 10 deletions(-)
+
+diff --git a/tools/env/Makefile b/tools/env/Makefile
+index f5368bc..d006a93 100644
+--- a/tools/env/Makefile
++++ b/tools/env/Makefile
+@@ -20,6 +20,11 @@ ifeq ($(MTD_VERSION),old)
+ HOST_EXTRACFLAGS += -DMTD_OLD
+ endif
+
++ifeq ($(UBI),y)
++HOST_EXTRACFLAGS += -DUBI
++HOST_LOADLIBES = "-Wl,--gc-sections,-lubi-utils"
++endif
++
+ always := fw_printenv
+ hostprogs-y := fw_printenv_unstripped
+
+diff --git a/tools/env/fw_env.c b/tools/env/fw_env.c
+index 30d5b03..5c0acd5 100644
+--- a/tools/env/fw_env.c
++++ b/tools/env/fw_env.c
+@@ -29,6 +29,9 @@
+ # include <mtd/mtd-user.h>
+ #endif
+
++#ifdef UBI
++# include <libubi.h>
++#endif
+ #include "fw_env.h"
+
+ #include <aes.h>
+@@ -809,6 +812,11 @@ static int flash_write_buf (int dev, int fd, void *buf, size_t count,
+ off_t top_of_range; /* end of the last block we may use */
+ loff_t blockstart; /* running start of the current block -
+ MEMGETBADBLOCK needs 64 bits */
++#ifdef UBI
++ libubi_t *libubi = NULL;/* pointer to libubi struct */
++#else
++ void *libubi = NULL;
++#endif
+ int rc;
+
+ /*
+@@ -914,7 +922,30 @@ static int flash_write_buf (int dev, int fd, void *buf, size_t count,
+ continue;
+ }
+
+- if (mtd_type != MTD_ABSENT) {
++#ifdef UBI
++ if (mtd_type == MTD_UBIVOLUME) {
++ struct ubi_vol_info volinfo;
++ libubi = libubi_open();
++ if (libubi)
++ rc = ubi_get_vol_info(libubi,
++ DEVNAME(dev_current), &volinfo);
++ if (libubi && !rc) {
++ erasesize = volinfo.leb_size;
++ int leb = blockstart / erasesize;
++ if (volinfo.type != UBI_STATIC_VOLUME)
++ rc = ubi_leb_change_start(libubi, fd,
++ leb, erasesize);
++ else
++ rc = ubi_update_start(libubi, fd,
++ erasesize);
++ }
++ if (libubi && rc) {
++ libubi_close(libubi);
++ libubi = NULL;
++ }
++ }
++#endif
++ if (!libubi && mtd_type != MTD_ABSENT) {
+ erase.start = blockstart;
+ ioctl(fd, MEMUNLOCK, &erase);
+ /* These do not need an explicit erase cycle */
+@@ -931,7 +962,8 @@ static int flash_write_buf (int dev, int fd, void *buf, size_t count,
+ fprintf (stderr,
+ "Seek error on %s: %s\n",
+ DEVNAME (dev), strerror (errno));
+- return -1;
++ processed = -1;
++ goto out;
+ }
+
+ #ifdef DEBUG
+@@ -941,10 +973,11 @@ static int flash_write_buf (int dev, int fd, void *buf, size_t count,
+ if (write (fd, data + processed, erasesize) != erasesize) {
+ fprintf (stderr, "Write error on %s: %s\n",
+ DEVNAME (dev), strerror (errno));
+- return -1;
++ processed = -1;
++ goto out;
+ }
+
+- if (mtd_type != MTD_ABSENT)
++ if (!libubi && mtd_type != MTD_ABSENT)
+ ioctl(fd, MEMLOCK, &erase);
+
+ processed += erasesize;
+@@ -955,6 +988,9 @@ static int flash_write_buf (int dev, int fd, void *buf, size_t count,
+ if (write_total > count)
+ free (data);
+
++out:
++ if (libubi)
++ libubi_close(libubi);
+ return processed;
+ }
+
+@@ -1066,12 +1102,8 @@ static int flash_read (int fd)
+
+ if (S_ISCHR(st.st_mode)) {
+ rc = ioctl(fd, MEMGETINFO, &mtdinfo);
+- if (rc < 0) {
+- fprintf(stderr, "Cannot get MTD information for %s\n",
+- DEVNAME(dev_current));
+- return -1;
+- }
+- if (mtdinfo.type != MTD_NORFLASH &&
++ if (!rc &&
++ mtdinfo.type != MTD_NORFLASH &&
+ mtdinfo.type != MTD_NANDFLASH &&
+ mtdinfo.type != MTD_DATAFLASH &&
+ mtdinfo.type != MTD_UBIVOLUME) {
+@@ -1079,6 +1111,28 @@ static int flash_read (int fd)
+ mtdinfo.type, DEVNAME(dev_current));
+ return -1;
+ }
++#ifdef UBI
++ if (rc) {
++ libubi_t *libubi;
++ struct ubi_vol_info volinfo;
++ libubi = libubi_open();
++ if (!libubi)
++ return -ENOMEM;
++
++ rc = ubi_get_vol_info(libubi, DEVNAME(dev_current),
++ &volinfo);
++ if (rc) {
++ libubi_close(libubi);
++ return -ENODEV;
++ }
++ memset(&mtdinfo, 0, sizeof(mtdinfo));
++ mtdinfo.type = MTD_UBIVOLUME;
++ mtdinfo.size = volinfo.data_bytes;
++ mtdinfo.erasesize = volinfo.leb_size;
++ mtdinfo.writesize = volinfo.leb_size;
++ libubi_close(libubi);
++ }
++#endif
+ } else {
+ memset(&mtdinfo, 0, sizeof(mtdinfo));
+ mtdinfo.type = MTD_ABSENT;
+--
+1.9.2
+