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kernel: mtdsplit_uimage: replace "fonfxc" and "sge" parsers

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Convert users of the "fonfxc" and "sge" parsers to the generic
"openwrt,uimage", using device specific "openwrt,padding" properties.

Tested-by: Stijn Segers <foss@volatilesystems.org> [DIR-878 A1]
Signed-off-by: Bjørn Mork <bjorn@mork.no>
This commit is contained in:
Bjørn Mork 2021-01-20 18:36:46 +01:00 committed by Petr Štetiar
parent 76ea7a91cf
commit 5ab5bacda2
4 changed files with 16 additions and 89 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

93
target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_uimage.c
View File

@ -87,7 +87,7 @@ static void uimage_parse_dt(struct mtd_info *master, int *extralen)
static int __mtdsplit_parse_uimage(struct mtd_info *master, static int __mtdsplit_parse_uimage(struct mtd_info *master,
const struct mtd_partition **pparts, const struct mtd_partition **pparts,
struct mtd_part_parser_data *data, struct mtd_part_parser_data *data,
ssize_t (*find_header)(u_char *buf, size_t len, int *extralen)) ssize_t (*find_header)(u_char *buf, size_t len))
{ {
struct mtd_partition *parts; struct mtd_partition *parts;
u_char *buf; u_char *buf;
@ -125,7 +125,7 @@ static int __mtdsplit_parse_uimage(struct mtd_info *master,
if (ret) if (ret)
continue; continue;
ret = find_header(buf, MAX_HEADER_LEN, &extralen); ret = find_header(buf, MAX_HEADER_LEN);
if (ret < 0) { if (ret < 0) {
pr_debug("no valid uImage found in \"%s\" at offset %llx\n", pr_debug("no valid uImage found in \"%s\" at offset %llx\n",
master->name, (unsigned long long) offset); master->name, (unsigned long long) offset);
@ -213,7 +213,7 @@ err_free_parts:
return ret; return ret;
} }
static ssize_t uimage_verify_default(u_char *buf, size_t len, int *extralen) static ssize_t uimage_verify_default(u_char *buf, size_t len)
{ {
struct uimage_header *header = (struct uimage_header *)buf; struct uimage_header *header = (struct uimage_header *)buf;
@ -274,7 +274,7 @@ static struct mtd_part_parser uimage_generic_parser = {
#define FW_MAGIC_WNDR3700V2 0x33373031 #define FW_MAGIC_WNDR3700V2 0x33373031
#define FW_MAGIC_WPN824N 0x31313030 #define FW_MAGIC_WPN824N 0x31313030
static ssize_t uimage_verify_wndr3700(u_char *buf, size_t len, int *extralen) static ssize_t uimage_verify_wndr3700(u_char *buf, size_t len)
{ {
struct uimage_header *header = (struct uimage_header *)buf; struct uimage_header *header = (struct uimage_header *)buf;
uint8_t expected_type = IH_TYPE_FILESYSTEM; uint8_t expected_type = IH_TYPE_FILESYSTEM;
@ -336,7 +336,7 @@ static struct mtd_part_parser uimage_netgear_parser = {
#define FW_MAGIC_SG8208M 0x00000006 #define FW_MAGIC_SG8208M 0x00000006
#define FW_MAGIC_SG8310PM 0x83000006 #define FW_MAGIC_SG8310PM 0x83000006
static ssize_t uimage_verify_allnet(u_char *buf, size_t len, int *extralen) static ssize_t uimage_verify_allnet(u_char *buf, size_t len)
{ {
struct uimage_header *header = (struct uimage_header *)buf; struct uimage_header *header = (struct uimage_header *)buf;
@ -383,7 +383,7 @@ static struct mtd_part_parser uimage_allnet_parser = {
#define FW_EDIMAX_OFFSET 20 #define FW_EDIMAX_OFFSET 20
#define FW_MAGIC_EDIMAX 0x43535953 #define FW_MAGIC_EDIMAX 0x43535953
static ssize_t uimage_find_edimax(u_char *buf, size_t len, int *extralen) static ssize_t uimage_find_edimax(u_char *buf, size_t len)
{ {
u32 *magic; u32 *magic;
@ -396,7 +396,7 @@ static ssize_t uimage_find_edimax(u_char *buf, size_t len, int *extralen)
if (be32_to_cpu(*magic) != FW_MAGIC_EDIMAX) if (be32_to_cpu(*magic) != FW_MAGIC_EDIMAX)
return -EINVAL; return -EINVAL;
if (!uimage_verify_default(buf + FW_EDIMAX_OFFSET, len, extralen)) if (!uimage_verify_default(buf + FW_EDIMAX_OFFSET, len))
return FW_EDIMAX_OFFSET; return FW_EDIMAX_OFFSET;
return -EINVAL; return -EINVAL;
@ -424,88 +424,13 @@ static struct mtd_part_parser uimage_edimax_parser = {
.type = MTD_PARSER_TYPE_FIRMWARE, .type = MTD_PARSER_TYPE_FIRMWARE,
}; };
/**************************************************
* Fon(Foxconn)
**************************************************/
#define FONFXC_PAD_LEN 32
static ssize_t uimage_find_fonfxc(u_char *buf, size_t len, int *extralen)
{
if (uimage_verify_default(buf, len, extralen) < 0)
return -EINVAL;
*extralen = FONFXC_PAD_LEN;
return 0;
}
static int
mtdsplit_uimage_parse_fonfxc(struct mtd_info *master,
const struct mtd_partition **pparts,
struct mtd_part_parser_data *data)
{
return __mtdsplit_parse_uimage(master, pparts, data,
uimage_find_fonfxc);
}
static const struct of_device_id mtdsplit_uimage_fonfxc_of_match_table[] = {
{ .compatible = "fonfxc,uimage" },
{},
};
static struct mtd_part_parser uimage_fonfxc_parser = {
.owner = THIS_MODULE,
.name = "fonfxc-fw",
.of_match_table = mtdsplit_uimage_fonfxc_of_match_table,
.parse_fn = mtdsplit_uimage_parse_fonfxc,
};
/**************************************************
* SGE (T&W) Shenzhen Gongjin Electronics
**************************************************/
#define SGE_PAD_LEN 96
static ssize_t uimage_find_sge(u_char *buf, size_t len, int *extralen)
{
if (uimage_verify_default(buf, len, extralen) < 0)
return -EINVAL;
*extralen = SGE_PAD_LEN;
return 0;
}
static int
mtdsplit_uimage_parse_sge(struct mtd_info *master,
const struct mtd_partition **pparts,
struct mtd_part_parser_data *data)
{
return __mtdsplit_parse_uimage(master, pparts, data,
uimage_find_sge);
}
static const struct of_device_id mtdsplit_uimage_sge_of_match_table[] = {
{ .compatible = "sge,uimage" },
{},
};
static struct mtd_part_parser uimage_sge_parser = {
.owner = THIS_MODULE,
.name = "sge-fw",
.of_match_table = mtdsplit_uimage_sge_of_match_table,
.parse_fn = mtdsplit_uimage_parse_sge,
};
/************************************************** /**************************************************
* OKLI (OpenWrt Kernel Loader Image) * OKLI (OpenWrt Kernel Loader Image)
**************************************************/ **************************************************/
#define IH_MAGIC_OKLI 0x4f4b4c49 #define IH_MAGIC_OKLI 0x4f4b4c49
static ssize_t uimage_verify_okli(u_char *buf, size_t len, int *extralen) static ssize_t uimage_verify_okli(u_char *buf, size_t len)
{ {
struct uimage_header *header = (struct uimage_header *)buf; struct uimage_header *header = (struct uimage_header *)buf;
@ -562,8 +487,6 @@ static int __init mtdsplit_uimage_init(void)
register_mtd_parser(&uimage_netgear_parser); register_mtd_parser(&uimage_netgear_parser);
register_mtd_parser(&uimage_allnet_parser); register_mtd_parser(&uimage_allnet_parser);
register_mtd_parser(&uimage_edimax_parser); register_mtd_parser(&uimage_edimax_parser);
register_mtd_parser(&uimage_fonfxc_parser);
register_mtd_parser(&uimage_sge_parser);
register_mtd_parser(&uimage_okli_parser); register_mtd_parser(&uimage_okli_parser);
return 0; return 0;

3
target/linux/ramips/dts/mt7620a_fon_fon2601.dts
View File

@ -83,7 +83,8 @@
}; };
partition@50000 { partition@50000 {
compatible = "fonfxc,uimage"; compatible = "openwrt,uimage", "denx,uimage";
openwrt,padding = <32>;
label = "firmware"; label = "firmware";
reg = <0x50000 0xf90000>; reg = <0x50000 0xf90000>;
}; };

3
target/linux/ramips/dts/mt7621_dlink_dir-8xx-a1.dtsi
View File

@ -34,7 +34,8 @@
}; };
partition@60000 { partition@60000 {
compatible = "sge,uimage"; compatible = "openwrt,uimage", "denx,uimage";
openwrt,padding = <96>;
label = "firmware"; label = "firmware";
reg = <0x60000 0xfa0000>; reg = <0x60000 0xfa0000>;
}; };

6
target/linux/ramips/dts/mt7621_dlink_dir-xx60-a1.dtsi
View File

@ -89,7 +89,8 @@
partition@180000 { partition@180000 {
label = "firmware"; label = "firmware";
compatible = "sge,uimage"; compatible = "openwrt,uimage", "denx,uimage";
openwrt,padding = <96>;
reg = <0x180000 0x2800000>; reg = <0x180000 0x2800000>;
}; };
@ -101,7 +102,8 @@
partition@4980000 { partition@4980000 {
label = "firmware2"; label = "firmware2";
compatible = "sge,uimage"; compatible = "openwrt,uimage", "denx,uimage";
openwrt,padding = <96>;
reg = <0x4980000 0x2800000>; reg = <0x4980000 0x2800000>;
}; };