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Groups > linux.kernel > #1202304 > unrolled thread

[PATCH] mips: Fix console output for Fulong2e system

Started byGuenter Roeck <linux@roeck-us.net>
First post2015-08-07 08:00 +0200
Last post2015-08-07 08:20 +0200
Articles 2 — 2 participants

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  [PATCH] mips: Fix console output for Fulong2e system Guenter Roeck <linux@roeck-us.net> - 2015-08-07 08:00 +0200
    Re:[PATCH] mips: Fix console output for Fulong2e system "陈华才" <chenhc@lemote.com> - 2015-08-07 08:20 +0200

#1202304 — [PATCH] mips: Fix console output for Fulong2e system

FromGuenter Roeck <linux@roeck-us.net>
Date2015-08-07 08:00 +0200
Subject[PATCH] mips: Fix console output for Fulong2e system
Message-ID<pUIRc-79o-3@gated-at.bofh.it>
Commit 3adeb2566b9b ("MIPS: Loongson: Improve LEFI firmware interface")
made the number of UARTs dynamic if LEFI_FIRMWARE_INTERFACE is configured.
Unfortunately, it did not initialize the number of UARTs if
LEFI_FIRMWARE_INTERFACE is not configured. As a result, the Fulong2e
system has no console.

Fixes: 3adeb2566b9b ("MIPS: Loongson: Improve LEFI firmware interface")
Cc: Huacai Chen <chenhc@lemote.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
---
Never mind my earlier e-mail, I figured it out.
Should be a candidate for stable (v3.19+, ie v4.1 in practice).

 arch/mips/loongson64/common/env.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/mips/loongson64/common/env.c b/arch/mips/loongson64/common/env.c
index f6c44dd332e2..d6d07ad56180 100644
--- a/arch/mips/loongson64/common/env.c
+++ b/arch/mips/loongson64/common/env.c
@@ -64,6 +64,9 @@ void __init prom_init_env(void)
 	}
 	if (memsize == 0)
 		memsize = 256;
+
+	loongson_sysconf.nr_uarts = 1;
+
 	pr_info("memsize=%u, highmemsize=%u\n", memsize, highmemsize);
 #else
 	struct boot_params *boot_p;
-- 
2.1.4

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#1202306

From"陈华才" <chenhc@lemote.com>
Date2015-08-07 08:20 +0200
Message-ID<pUJay-7Le-5@gated-at.bofh.it>
In reply to#1202304
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