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authorLinus Torvalds <torvalds@linux-foundation.org>2008-07-15 15:01:29 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-15 15:01:29 -0700
commit7e2225d860772aaa07e1cebca6a5aa6f93f9aa91 (patch)
tree8a4c3076c2043d011fcf2357835f4f16be7606a7 /include/asm-mips/mach-malta/kernel-entry-init.h
parent3a628b0fd42f7eaf9d052447784d48ceae9ffb8e (diff)
parentb27418aa551a153e8bf1bd16cf93e5786f9590a9 (diff)
Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (54 commits) [MIPS] Remove mips_machtype for LASAT machines [MIPS] Remove mips_machtype from EMMA2RH machines [MIPS] Remove mips_machtype from ARC based machines [MIPS] MTX-1 flash partition setup move to platform devices registration [MIPS] TXx9: cleanup and fix some sparse warnings [MIPS] TXx9: rename asm-mips/mach-jmr3927 to asm-mips/mach-tx39xx [MIPS] remove machtype for group Toshiba [MIPS] separate rbtx4927_time_init() and rbtx4937_time_init() [MIPS] separate rbtx4927_arch_init() and rbtx4937_arch_init() [MIPS] txx9_cpu_clock setup move to rbtx4927_time_init() [MIPS] txx9_board_vec set directly without mips_machtype [MIPS] IP22: Add platform device for Indy volume buttons [MIPS] cmbvr4133: Remove support [MIPS] remove wrppmc_machine_power_off() [MIPS] replace inline assembler to cpu_wait() [MIPS] IP22/28: Add platform devices for HAL2 [MIPS] TXx9: Update and merge defconfigs [MIPS] TXx9: Make single kernel can support multiple boards [MIPS] TXx9: Update defconfigs [MIPS] TXx9: Reorganize PCI code ...
Diffstat (limited to 'include/asm-mips/mach-malta/kernel-entry-init.h')
-rw-r--r--include/asm-mips/mach-malta/kernel-entry-init.h52
1 files changed, 52 insertions, 0 deletions
diff --git a/include/asm-mips/mach-malta/kernel-entry-init.h b/include/asm-mips/mach-malta/kernel-entry-init.h
new file mode 100644
index 00000000000..0b793e7bf67
--- /dev/null
+++ b/include/asm-mips/mach-malta/kernel-entry-init.h
@@ -0,0 +1,52 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Chris Dearman (chris@mips.com)
+ * Copyright (C) 2007 Mips Technologies, Inc.
+ */
+#ifndef __ASM_MACH_MIPS_KERNEL_ENTRY_INIT_H
+#define __ASM_MACH_MIPS_KERNEL_ENTRY_INIT_H
+
+ .macro kernel_entry_setup
+#ifdef CONFIG_MIPS_MT_SMTC
+ mfc0 t0, CP0_CONFIG
+ bgez t0, 9f
+ mfc0 t0, CP0_CONFIG, 1
+ bgez t0, 9f
+ mfc0 t0, CP0_CONFIG, 2
+ bgez t0, 9f
+ mfc0 t0, CP0_CONFIG, 3
+ and t0, 1<<2
+ bnez t0, 0f
+9:
+ /* Assume we came from YAMON... */
+ PTR_LA v0, 0x9fc00534 /* YAMON print */
+ lw v0, (v0)
+ move a0, zero
+ PTR_LA a1, nonmt_processor
+ jal v0
+
+ PTR_LA v0, 0x9fc00520 /* YAMON exit */
+ lw v0, (v0)
+ li a0, 1
+ jal v0
+
+1: b 1b
+
+ __INITDATA
+nonmt_processor:
+ .asciz "SMTC kernel requires the MT ASE to run\n"
+ __FINIT
+0:
+#endif
+ .endm
+
+/*
+ * Do SMP slave processor setup necessary before we can safely execute C code.
+ */
+ .macro smp_slave_setup
+ .endm
+
+#endif /* __ASM_MACH_MIPS_KERNEL_ENTRY_INIT_H */