summaryrefslogtreecommitdiff
path: root/arch/mn10300/kernel/profile.c
diff options
context:
space:
mode:
authorDavid Howells <dhowells@redhat.com>2018-03-08 09:48:46 +0000
committerArnd Bergmann <arnd@arndb.de>2018-03-09 23:19:56 +0100
commit739d875dd6982618020d30f58f8acf10f6076e6d (patch)
tree13deb11d5b2078e49d4e5b6175e5846a22a04b95 /arch/mn10300/kernel/profile.c
parentb67aea2bbab780e412b8af3386cc9f78f61a4cac (diff)
downloadlwn-739d875dd6982618020d30f58f8acf10f6076e6d.tar.gz
lwn-739d875dd6982618020d30f58f8acf10f6076e6d.zip
mn10300: Remove the architecture
Remove the MN10300 arch as the hardware is defunct. Suggested-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: David Howells <dhowells@redhat.com> cc: Masahiro Yamada <yamada.masahiro@socionext.com> cc: linux-am33-list@redhat.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/mn10300/kernel/profile.c')
-rw-r--r--arch/mn10300/kernel/profile.c51
1 files changed, 0 insertions, 51 deletions
diff --git a/arch/mn10300/kernel/profile.c b/arch/mn10300/kernel/profile.c
deleted file mode 100644
index 4f342f75d00c..000000000000
--- a/arch/mn10300/kernel/profile.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/* MN10300 Profiling setup
- *
- * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
-
-/*
- * initialise the profiling if enabled
- * - using with gdbstub will give anomalous results
- * - can't be used with gdbstub if running at IRQ priority 0
- */
-static __init int profile_init(void)
-{
- u16 tmp;
-
- if (!prof_buffer)
- return 0;
-
- /* use timer 11 to drive the profiling interrupts */
- set_intr_stub(EXCEP_IRQ_LEVEL0, profile_handler);
-
- /* set IRQ priority at which to run */
- set_intr_level(TM11IRQ, GxICR_LEVEL_0);
-
- /* set up timer 11
- * - source: (IOCLK 33MHz)*2 = 66MHz
- * - frequency: (33330000*2) / 8 / 20625 = 202Hz
- */
- TM11BR = 20625 - 1;
- TM11MD = TM8MD_SRC_IOCLK_8;
- TM11MD |= TM8MD_INIT_COUNTER;
- TM11MD &= ~TM8MD_INIT_COUNTER;
- TM11MD |= TM8MD_COUNT_ENABLE;
-
- TM11ICR |= GxICR_ENABLE;
- tmp = TM11ICR;
-
- printk(KERN_INFO "Profiling initiated on timer 11, priority 0, %uHz\n",
- MN10300_IOCLK / 8 / (TM11BR + 1));
- printk(KERN_INFO "Profile histogram stored %p-%p\n",
- prof_buffer, (u8 *)(prof_buffer + prof_len) - 1);
-
- return 0;
-}
-
-__initcall(profile_init);