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-rw-r--r--target/linux/ar71xx/files/arch/mips/ath79/routerboot.c65
-rw-r--r--target/linux/ar71xx/files/arch/mips/ath79/routerboot.h6
-rw-r--r--target/linux/ar71xx/mikrotik/config-default1
-rw-r--r--target/linux/ar71xx/patches-3.18/610-MIPS-ath79-openwrt-machines.patch3
4 files changed, 67 insertions, 8 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/routerboot.c b/target/linux/ar71xx/files/arch/mips/ath79/routerboot.c
index dbdec02056..5853b157f3 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/routerboot.c
+++ b/target/linux/ar71xx/files/arch/mips/ath79/routerboot.c
@@ -15,11 +15,13 @@
#include <linux/errno.h>
#include <linux/routerboot.h>
#include <linux/rle.h>
+#include <linux/lzo.h>
#include "routerboot.h"
#define RB_BLOCK_SIZE 0x1000
#define RB_ART_SIZE 0x10000
+#define RB_MAGIC_ERD 0x00455244 /* extended radio data */
static struct rb_info rb_info;
@@ -63,6 +65,7 @@ routerboot_find_tag(u8 *buf, unsigned int buflen, u16 tag_id,
u8 **tag_data, u16 *tag_len)
{
uint32_t magic;
+ bool align = false;
int ret;
if (buflen < 4)
@@ -70,6 +73,9 @@ routerboot_find_tag(u8 *buf, unsigned int buflen, u16 tag_id,
magic = get_u32(buf);
switch (magic) {
+ case RB_MAGIC_ERD:
+ align = true;
+ /* fall trough */
case RB_MAGIC_HARD:
/* skip magic value */
buf += 4;
@@ -121,6 +127,9 @@ routerboot_find_tag(u8 *buf, unsigned int buflen, u16 tag_id,
break;
}
+ if (align)
+ len = (len + 3) / 4;
+
buf += len;
buflen -= len;
}
@@ -168,13 +177,16 @@ rb_get_hw_options(void)
return get_u32(tag);
}
-__init void *
-rb_get_wlan_data(void)
+static void * __init
+__rb_get_wlan_data(u16 id)
{
u16 tag_len;
u8 *tag;
void *buf;
int err;
+ u32 magic;
+ size_t src_done;
+ size_t dst_done;
err = rb_find_hard_cfg_tag(RB_ID_WLAN_DATA, &tag, &tag_len);
if (err) {
@@ -188,11 +200,38 @@ rb_get_wlan_data(void)
goto err;
}
- err = rle_decode((char *) tag, tag_len, buf, RB_ART_SIZE,
- NULL, NULL);
- if (err) {
- pr_err("unable to decode calibration data\n");
- goto err_free;
+ magic = get_u32(tag);
+ if (magic == RB_MAGIC_ERD) {
+ u8 *erd_data;
+ u16 erd_len;
+
+ if (id == 0)
+ goto err_free;
+
+ err = routerboot_find_tag(tag, tag_len, id,
+ &erd_data, &erd_len);
+ if (err) {
+ pr_err("no ERD data found for id %u\n", id);
+ goto err_free;
+ }
+
+ dst_done = RB_ART_SIZE;
+ err = lzo1x_decompress_safe(erd_data, erd_len, buf, &dst_done);
+ if (err) {
+ pr_err("unable to decompress calibration data %d\n",
+ err);
+ goto err_free;
+ }
+ } else {
+ if (id != 0)
+ goto err_free;
+
+ err = rle_decode((char *) tag, tag_len, buf, RB_ART_SIZE,
+ &src_done, &dst_done);
+ if (err) {
+ pr_err("unable to decode calibration data\n");
+ goto err_free;
+ }
}
return buf;
@@ -203,6 +242,18 @@ err:
return NULL;
}
+__init void *
+rb_get_wlan_data(void)
+{
+ return __rb_get_wlan_data(0);
+}
+
+__init void *
+rb_get_ext_wlan_data(u16 id)
+{
+ return __rb_get_wlan_data(id);
+}
+
__init const struct rb_info *
rb_init_info(void *data, unsigned int size)
{
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/routerboot.h b/target/linux/ar71xx/files/arch/mips/ath79/routerboot.h
index 6ec296afd4..c1d7fb9ee0 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/routerboot.h
+++ b/target/linux/ar71xx/files/arch/mips/ath79/routerboot.h
@@ -24,6 +24,7 @@ struct rb_info {
#ifdef CONFIG_ATH79_ROUTERBOOT
const struct rb_info *rb_init_info(void *data, unsigned int size);
void *rb_get_wlan_data(void);
+void *rb_get_ext_wlan_data(u16 id);
int routerboot_find_tag(u8 *buf, unsigned int buflen, u16 tag_id,
u8 **tag_data, u16 *tag_len);
@@ -40,6 +41,11 @@ static inline void *rb_get_wlan_data(void)
return NULL;
}
+static inline void *rb_get_wlan_data(u16 id)
+{
+ return NULL;
+}
+
static inline int
routerboot_find_tag(u8 *buf, unsigned int buflen, u16 tag_id,
u8 **tag_data, u16 *tag_len)
diff --git a/target/linux/ar71xx/mikrotik/config-default b/target/linux/ar71xx/mikrotik/config-default
index c939a95644..58cc344a80 100644
--- a/target/linux/ar71xx/mikrotik/config-default
+++ b/target/linux/ar71xx/mikrotik/config-default
@@ -124,6 +124,7 @@ CONFIG_GPIO_74X164=y
CONFIG_GPIO_LATCH=y
# CONFIG_JFFS2_FS is not set
CONFIG_LEDS_RB750=y
+CONFIG_LZO_DECOMPRESS=y
CONFIG_MDIO_BITBANG=y
CONFIG_MDIO_GPIO=y
# CONFIG_MTD_CFI is not set
diff --git a/target/linux/ar71xx/patches-3.18/610-MIPS-ath79-openwrt-machines.patch b/target/linux/ar71xx/patches-3.18/610-MIPS-ath79-openwrt-machines.patch
index 3555de3a44..2aca064eee 100644
--- a/target/linux/ar71xx/patches-3.18/610-MIPS-ath79-openwrt-machines.patch
+++ b/target/linux/ar71xx/patches-3.18/610-MIPS-ath79-openwrt-machines.patch
@@ -1379,11 +1379,12 @@
def_bool n
config ATH79_DEV_GPIO_BUTTONS
-@@ -154,6 +1226,10 @@ config ATH79_PCI_ATH9K_FIXUP
+@@ -154,6 +1226,11 @@ config ATH79_PCI_ATH9K_FIXUP
def_bool n
config ATH79_ROUTERBOOT
+ select RLE_DECOMPRESS
++ select LZO_DECOMPRESS
+ def_bool n
+
+config PCI_AR724X