From: Antony Pavlov <antonynpavlov@gmail.com>
To: barebox@lists.infradead.org
Subject: [PATCH] startup: introduce global.endianity variable
Date: Fri, 3 Apr 2020 15:26:59 +0300 [thread overview]
Message-ID: <20200403122659.32298-1-antonynpavlov@gmail.com> (raw)
The global.endianity variable make it possible
to determine current endian mode from command
line or from script on bi-endian capable system.
Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
---
common/globalvar.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/common/globalvar.c b/common/globalvar.c
index c87f2c9339..7632cb6418 100644
--- a/common/globalvar.c
+++ b/common/globalvar.c
@@ -591,6 +591,8 @@ int globalvar_add_simple_ip(const char *name, IPaddr_t *ip)
static int globalvar_init(void)
{
+ const char *endianity;
+
register_device(&global_device);
if (IS_ENABLED(CONFIG_NVVAR))
@@ -598,11 +600,19 @@ static int globalvar_init(void)
globalvar_add_simple("version", UTS_RELEASE);
+ if (IS_ENABLED(CONFIG_CPU_BIG_ENDIAN))
+ endianity = "big";
+ else
+ endianity = "little";
+
+ globalvar_add_simple("endianity", endianity);
+
return 0;
}
pure_initcall(globalvar_init);
BAREBOX_MAGICVAR_NAMED(global_version, global.version, "The barebox version");
+BAREBOX_MAGICVAR_NAMED(global_endianity, global.endianity, "The barebox endianity");
/**
* nvvar_save - save NV variables to persistent environment
--
2.25.0
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next reply other threads:[~2020-04-03 12:27 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-03 12:26 Antony Pavlov [this message]
2020-04-03 12:39 ` Ahmad Fatoum
2020-04-06 12:12 ` Antony Pavlov
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