linux-mips
[Top] [All Lists]

[PATCH 06/14] TXx9: Runtime configuration of timeout-error

To: linux-mips@linux-mips.org
Subject: [PATCH 06/14] TXx9: Runtime configuration of timeout-error
From: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Date: Tue, 19 Aug 2008 22:55:10 +0900
Cc: ralf@linux-mips.org
Original-recipient: rfc822;linux-mips@linux-mips.org
Sender: linux-mips-bounce@linux-mips.org
Add kernel options to control bus timeout error.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
---
 arch/mips/txx9/generic/setup.c        |   11 +++++++++++
 arch/mips/txx9/generic/setup_tx3927.c |    5 -----
 2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c
index 48aba94..7021215 100644
--- a/arch/mips/txx9/generic/setup.c
+++ b/arch/mips/txx9/generic/setup.c
@@ -67,7 +67,12 @@ unsigned int txx9_master_clock;
 unsigned int txx9_cpu_clock;
 unsigned int txx9_gbus_clock;
 
+#ifdef CONFIG_CPU_TX39XX
+/* don't enable by default - see errata */
+int txx9_ccfg_toeon __initdata;
+#else
 int txx9_ccfg_toeon __initdata = 1;
+#endif
 
 /* Minimum CLK support */
 
@@ -314,6 +319,12 @@ static void __init preprocess_cmdline(void)
                } else if (strcmp(str, "dcdisable") == 0) {
                        txx9_dc_disable = 1;
                        continue;
+               } else if (strcmp(str, "toeoff") == 0) {
+                       txx9_ccfg_toeon = 0;
+                       continue;
+               } else if (strcmp(str, "toeon") == 0) {
+                       txx9_ccfg_toeon = 1;
+                       continue;
                }
                if (arcs_cmdline[0])
                        strcat(arcs_cmdline, " ");
diff --git a/arch/mips/txx9/generic/setup_tx3927.c 
b/arch/mips/txx9/generic/setup_tx3927.c
index 4bc2f85..06c4925 100644
--- a/arch/mips/txx9/generic/setup_tx3927.c
+++ b/arch/mips/txx9/generic/setup_tx3927.c
@@ -32,11 +32,6 @@ void __init tx3927_setup(void)
        int i;
        unsigned int conf;
 
-       /* don't enable - see errata */
-       txx9_ccfg_toeon = 0;
-       if (strstr(prom_getcmdline(), "toeon") != NULL)
-               txx9_ccfg_toeon = 1;
-
        txx9_reg_res_init(TX3927_REV_PCODE(), TX3927_REG_BASE,
                          TX3927_REG_SIZE);
 
-- 
1.5.6.3


<Prev in Thread] Current Thread [Next in Thread>
  • [PATCH 06/14] TXx9: Runtime configuration of timeout-error, Atsushi Nemoto <=