diff options
| -rw-r--r-- | boot/bootflow.c | 1 | ||||
| -rw-r--r-- | boot/bootmeth_distro.c | 36 | ||||
| -rw-r--r-- | boot/bootmeth_script.c | 34 | ||||
| -rw-r--r-- | cmd/bootflow.c | 1 | ||||
| -rw-r--r-- | include/bootflow.h | 3 | ||||
| -rw-r--r-- | test/boot/bootflow.c | 1 |
6 files changed, 76 insertions, 0 deletions
diff --git a/boot/bootflow.c b/boot/bootflow.c index f9ad4099244..163cd4953dd 100644 --- a/boot/bootflow.c +++ b/boot/bootflow.c @@ -354,6 +354,7 @@ void bootflow_free(struct bootflow *bflow) free(bflow->subdir); free(bflow->fname); free(bflow->buf); + free(bflow->os_name); } void bootflow_remove(struct bootflow *bflow) diff --git a/boot/bootmeth_distro.c b/boot/bootmeth_distro.c index 5c6c687f0a6..6ef0fa1f2c9 100644 --- a/boot/bootmeth_distro.c +++ b/boot/bootmeth_distro.c @@ -66,6 +66,38 @@ static int distro_check(struct udevice *dev, struct bootflow_iter *iter) return 0; } +/** + * distro_fill_info() - Decode the extlinux file to find out distro info + * + * @bflow: Bootflow to process + * @return 0 if OK, -ve on error + */ +static int distro_fill_info(struct bootflow *bflow) +{ + struct membuff mb; + char line[200]; + char *data; + int len; + + log_debug("parsing bflow file size %x\n", bflow->size); + membuff_init(&mb, bflow->buf, bflow->size); + membuff_putraw(&mb, bflow->size, true, &data); + while (len = membuff_readline(&mb, line, sizeof(line) - 1, ' '), len) { + char *tok, *p = line; + + tok = strsep(&p, " "); + if (p) { + if (!strcmp("label", tok)) { + bflow->os_name = strdup(p); + if (!bflow->os_name) + return log_msg_ret("os", -ENOMEM); + } + } + } + + return 0; +} + static int distro_read_bootflow(struct udevice *dev, struct bootflow *bflow) { struct blk_desc *desc; @@ -99,6 +131,10 @@ static int distro_read_bootflow(struct udevice *dev, struct bootflow *bflow) if (ret) return log_msg_ret("read", ret); + ret = distro_fill_info(bflow); + if (ret) + return log_msg_ret("inf", ret); + return 0; } diff --git a/boot/bootmeth_script.c b/boot/bootmeth_script.c index 5799c89a466..ba8e5d0438a 100644 --- a/boot/bootmeth_script.c +++ b/boot/bootmeth_script.c @@ -35,6 +35,36 @@ static int script_check(struct udevice *dev, struct bootflow_iter *iter) return 0; } +/** + * script_fill_info() - Decode the U-Boot script to find out distro info + * + * @bflow: Bootflow to process + * @return 0 if OK, -ve on error + */ +static int script_fill_info(struct bootflow *bflow) +{ + char *name = NULL; + char *data; + uint len; + int ret; + + log_debug("parsing bflow file size %x\n", bflow->size); + + ret = image_locate_script(bflow->buf, bflow->size, NULL, NULL, &data, &len); + if (!ret) { + if (strstr(data, "armbianEnv")) + name = "Armbian"; + } + + if (name) { + bflow->os_name = strdup(name); + if (!bflow->os_name) + return log_msg_ret("os", -ENOMEM); + } + + return 0; +} + static int script_read_bootflow(struct udevice *dev, struct bootflow *bflow) { struct blk_desc *desc = NULL; @@ -75,6 +105,10 @@ static int script_read_bootflow(struct udevice *dev, struct bootflow *bflow) if (ret) return log_msg_ret("read", ret); + ret = script_fill_info(bflow); + if (ret) + return log_msg_ret("inf", ret); + return 0; } diff --git a/cmd/bootflow.c b/cmd/bootflow.c index 313103d2775..6b8ac8c8504 100644 --- a/cmd/bootflow.c +++ b/cmd/bootflow.c @@ -337,6 +337,7 @@ static int do_bootflow_info(struct cmd_tbl *cmdtp, int flag, int argc, printf("Filename: %s\n", bflow->fname); printf("Buffer: %lx\n", (ulong)map_to_sysmem(bflow->buf)); printf("Size: %x (%d bytes)\n", bflow->size, bflow->size); + printf("OS: %s\n", bflow->os_name ? bflow->os_name : "(none)"); printf("Error: %d\n", bflow->err); if (dump && bflow->buf) { /* Set some sort of maximum on the size */ diff --git a/include/bootflow.h b/include/bootflow.h index 32dbbbbe261..776158c65df 100644 --- a/include/bootflow.h +++ b/include/bootflow.h @@ -52,6 +52,8 @@ enum bootflow_state_t { * @buf: Bootflow file contents (allocated) * @size: Size of bootflow file in bytes * @err: Error number received (0 if OK) + * @os_name: Name of the OS / distro being booted, or NULL if not known + * (allocated) */ struct bootflow { struct list_head bm_node; @@ -68,6 +70,7 @@ struct bootflow { char *buf; int size; int err; + char *os_name; }; /** diff --git a/test/boot/bootflow.c b/test/boot/bootflow.c index e1e07082105..3296316cf0d 100644 --- a/test/boot/bootflow.c +++ b/test/boot/bootflow.c @@ -188,6 +188,7 @@ static int bootflow_cmd_info(struct unit_test_state *uts) ut_assert_nextline("Filename: /extlinux/extlinux.conf"); ut_assert_nextlinen("Buffer: "); ut_assert_nextline("Size: 253 (595 bytes)"); + ut_assert_nextline("OS: Fedora-Workstation-armhfp-31-1.9 (5.3.7-301.fc31.armv7hl)"); ut_assert_nextline("Error: 0"); ut_assert_console_end(); |