diff options
| author | Guillaume La Roque <glaroque@baylibre.com> | 2024-11-26 09:06:09 +0100 |
|---|---|---|
| committer | Mattijs Korpershoek <mkorpershoek@baylibre.com> | 2024-11-26 09:59:01 +0100 |
| commit | 51a2fc40d399888ee45c452d2f40fa1b0cb1456e (patch) | |
| tree | 633b7c9cecefc345d47dd3181319b62eb3a2e51e | |
| parent | 48380f9b2a12e3fc6339d6af5a154bded769d911 (diff) | |
bootstd: android: add support of bootimage v2
Android bootmeth only support boot image v3/4.
Add support of Android Boot Image version 2 [1].
Vendor boot image is only supported in version 3 and 4 so don't try to
read it when header version is less than 3.
[1] https://source.android.com/docs/core/architecture/bootloader/boot-image-header#header-v2
Tested-by: Julien Masson <jmasson@baylibre.com>
Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
Signed-off-by: Guillaume La Roque <glaroque@baylibre.com>
Link: https://lore.kernel.org/r/20241126-adnroidv2-v4-1-11636106dc69@baylibre.com
Signed-off-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
| -rw-r--r-- | boot/bootmeth_android.c | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/boot/bootmeth_android.c b/boot/bootmeth_android.c index 19b1f2c377b..2e7f85e4a70 100644 --- a/boot/bootmeth_android.c +++ b/boot/bootmeth_android.c @@ -259,16 +259,12 @@ static int android_read_bootflow(struct udevice *dev, struct bootflow *bflow) goto free_priv; } - if (priv->header_version != 4) { - log_debug("only boot.img v4 is supported %u\n", priv->header_version); - ret = -EINVAL; - goto free_priv; - } - - ret = scan_vendor_boot_part(bflow->blk, priv); - if (ret < 0) { - log_debug("scan vendor_boot failed: err=%d\n", ret); - goto free_priv; + if (priv->header_version >= 3) { + ret = scan_vendor_boot_part(bflow->blk, priv); + if (ret < 0) { + log_debug("scan vendor_boot failed: err=%d\n", ret); + goto free_priv; + } } /* @@ -476,12 +472,13 @@ static int boot_android_normal(struct bootflow *bflow) if (ret < 0) return log_msg_ret("read boot", ret); - ret = read_slotted_partition(desc, "vendor_boot", priv->slot, vloadaddr); - if (ret < 0) - return log_msg_ret("read vendor_boot", ret); - + if (priv->header_version >= 3) { + ret = read_slotted_partition(desc, "vendor_boot", priv->slot, vloadaddr); + if (ret < 0) + return log_msg_ret("read vendor_boot", ret); + set_avendor_bootimg_addr(vloadaddr); + } set_abootimg_addr(loadaddr); - set_avendor_bootimg_addr(vloadaddr); ret = bootm_boot_start(loadaddr, bflow->cmdline); |