[U-Boot] [PATCH v1 2/3] toradex: common: unify behaviour when config block is missing
Marcel Ziswiler
marcel at ziswiler.com
Fri Feb 1 15:18:51 UTC 2019
From: Bhuvanchandra DV <bhuvanchandra.dv at toradex.com>
If the config block is missing, various things may fail or behave
strangely on certain modules. This patch unifies that behaviour by
using a fake MAC address, until user updates the config block.
Signed-off-by: Bhuvanchandra DV <bhuvanchandra.dv at toradex.com>
Acked-by: Marcel Ziswiler <marcel.ziswiler at toradex.com>
---
board/toradex/common/tdx-common.c | 33 ++++++++++++++++---------------
1 file changed, 17 insertions(+), 16 deletions(-)
diff --git a/board/toradex/common/tdx-common.c b/board/toradex/common/tdx-common.c
index fde230c955..e7234686ae 100644
--- a/board/toradex/common/tdx-common.c
+++ b/board/toradex/common/tdx-common.c
@@ -68,20 +68,26 @@ int show_board_info(void)
unsigned char ethaddr[6];
if (read_tdx_cfg_block()) {
- printf("Missing Toradex config block\n");
+ printf("MISSING TORADEX CONFIG BLOCK\n");
+ tdx_eth_addr.oui = htonl(0x00142dUL << 8);
+ tdx_eth_addr.nic = htonl(tdx_serial << 8);
checkboard();
- return 0;
+ } else {
+ /* board serial-number */
+ sprintf(tdx_serial_str, "%08u", tdx_serial);
+ sprintf(tdx_board_rev_str, "V%1d.%1d%c",
+ tdx_hw_tag.ver_major,
+ tdx_hw_tag.ver_minor,
+ (char)tdx_hw_tag.ver_assembly + 'A');
+
+ env_set("serial#", tdx_serial_str);
+
+ printf("Model: Toradex %s %s, Serial# %s\n",
+ toradex_modules[tdx_hw_tag.prodid],
+ tdx_board_rev_str,
+ tdx_serial_str);
}
- /* board serial-number */
- sprintf(tdx_serial_str, "%08u", tdx_serial);
- sprintf(tdx_board_rev_str, "V%1d.%1d%c",
- tdx_hw_tag.ver_major,
- tdx_hw_tag.ver_minor,
- (char)tdx_hw_tag.ver_assembly + 'A');
-
- env_set("serial#", tdx_serial_str);
-
/*
* Check if environment contains a valid MAC address,
* set the one from config block if not
@@ -101,11 +107,6 @@ int show_board_info(void)
}
#endif
- printf("Model: Toradex %s %s, Serial# %s\n",
- toradex_modules[tdx_hw_tag.prodid],
- tdx_board_rev_str,
- tdx_serial_str);
-
return 0;
}
--
2.20.1
More information about the U-Boot
mailing list