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-rw-r--r--arch/microblaze/Kconfig1
-rw-r--r--arch/microblaze/configs/mmu_defconfig112
-rw-r--r--arch/microblaze/configs/nommu_defconfig101
-rw-r--r--arch/microblaze/include/asm/io.h2
-rw-r--r--arch/microblaze/include/asm/prom.h20
-rw-r--r--arch/microblaze/include/asm/tlbflush.h2
-rw-r--r--arch/microblaze/kernel/cpu/cache.c27
-rw-r--r--arch/microblaze/kernel/entry-nommu.S10
-rw-r--r--arch/microblaze/kernel/of_platform.c2
-rw-r--r--arch/microblaze/kernel/prom.c990
-rw-r--r--arch/microblaze/kernel/setup.c1
11 files changed, 201 insertions, 1067 deletions
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index cd5837e298b2..b008168ae946 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -130,6 +130,7 @@ config CMDLINE_FORCE
130 130
131config OF 131config OF
132 def_bool y 132 def_bool y
133 select OF_FLATTREE
133 134
134config PROC_DEVICETREE 135config PROC_DEVICETREE
135 bool "Support for device tree in /proc" 136 bool "Support for device tree in /proc"
diff --git a/arch/microblaze/configs/mmu_defconfig b/arch/microblaze/configs/mmu_defconfig
index bb7c374713ad..6fced1fe3bf0 100644
--- a/arch/microblaze/configs/mmu_defconfig
+++ b/arch/microblaze/configs/mmu_defconfig
@@ -1,7 +1,7 @@
1# 1#
2# Automatically generated make config: don't edit 2# Automatically generated make config: don't edit
3# Linux kernel version: 2.6.31 3# Linux kernel version: 2.6.33-rc6
4# Thu Sep 24 10:28:50 2009 4# Wed Feb 3 10:02:59 2010
5# 5#
6CONFIG_MICROBLAZE=y 6CONFIG_MICROBLAZE=y
7# CONFIG_SWAP is not set 7# CONFIG_SWAP is not set
@@ -19,8 +19,12 @@ CONFIG_GENERIC_CLOCKEVENTS=y
19CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y 19CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
20CONFIG_GENERIC_GPIO=y 20CONFIG_GENERIC_GPIO=y
21CONFIG_GENERIC_CSUM=y 21CONFIG_GENERIC_CSUM=y
22CONFIG_STACKTRACE_SUPPORT=y
23CONFIG_LOCKDEP_SUPPORT=y
24CONFIG_HAVE_LATENCYTOP_SUPPORT=y
22# CONFIG_PCI is not set 25# CONFIG_PCI is not set
23CONFIG_NO_DMA=y 26CONFIG_NO_DMA=y
27CONFIG_DTC=y
24CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 28CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
25CONFIG_CONSTRUCTORS=y 29CONFIG_CONSTRUCTORS=y
26 30
@@ -44,6 +48,7 @@ CONFIG_SYSVIPC_SYSCTL=y
44# 48#
45CONFIG_TREE_RCU=y 49CONFIG_TREE_RCU=y
46# CONFIG_TREE_PREEMPT_RCU is not set 50# CONFIG_TREE_PREEMPT_RCU is not set
51# CONFIG_TINY_RCU is not set
47# CONFIG_RCU_TRACE is not set 52# CONFIG_RCU_TRACE is not set
48CONFIG_RCU_FANOUT=32 53CONFIG_RCU_FANOUT=32
49# CONFIG_RCU_FANOUT_EXACT is not set 54# CONFIG_RCU_FANOUT_EXACT is not set
@@ -64,10 +69,12 @@ CONFIG_INITRAMFS_ROOT_GID=0
64CONFIG_RD_GZIP=y 69CONFIG_RD_GZIP=y
65# CONFIG_RD_BZIP2 is not set 70# CONFIG_RD_BZIP2 is not set
66# CONFIG_RD_LZMA is not set 71# CONFIG_RD_LZMA is not set
72# CONFIG_RD_LZO is not set
67# CONFIG_INITRAMFS_COMPRESSION_NONE is not set 73# CONFIG_INITRAMFS_COMPRESSION_NONE is not set
68CONFIG_INITRAMFS_COMPRESSION_GZIP=y 74CONFIG_INITRAMFS_COMPRESSION_GZIP=y
69# CONFIG_INITRAMFS_COMPRESSION_BZIP2 is not set 75# CONFIG_INITRAMFS_COMPRESSION_BZIP2 is not set
70# CONFIG_INITRAMFS_COMPRESSION_LZMA is not set 76# CONFIG_INITRAMFS_COMPRESSION_LZMA is not set
77# CONFIG_INITRAMFS_COMPRESSION_LZO is not set
71# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set 78# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
72CONFIG_SYSCTL=y 79CONFIG_SYSCTL=y
73CONFIG_ANON_INODES=y 80CONFIG_ANON_INODES=y
@@ -90,21 +97,20 @@ CONFIG_EVENTFD=y
90CONFIG_AIO=y 97CONFIG_AIO=y
91 98
92# 99#
93# Performance Counters 100# Kernel Performance Events And Counters
94# 101#
95CONFIG_VM_EVENT_COUNTERS=y 102CONFIG_VM_EVENT_COUNTERS=y
96# CONFIG_STRIP_ASM_SYMS is not set
97CONFIG_COMPAT_BRK=y 103CONFIG_COMPAT_BRK=y
98CONFIG_SLAB=y 104CONFIG_SLAB=y
99# CONFIG_SLUB is not set 105# CONFIG_SLUB is not set
100# CONFIG_SLOB is not set 106# CONFIG_SLOB is not set
101# CONFIG_PROFILING is not set 107# CONFIG_PROFILING is not set
102# CONFIG_MARKERS is not set 108CONFIG_HAVE_OPROFILE=y
103 109
104# 110#
105# GCOV-based kernel profiling 111# GCOV-based kernel profiling
106# 112#
107# CONFIG_SLOW_WORK is not set 113CONFIG_SLOW_WORK=y
108# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set 114# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
109CONFIG_SLABINFO=y 115CONFIG_SLABINFO=y
110CONFIG_BASE_SMALL=1 116CONFIG_BASE_SMALL=1
@@ -123,14 +129,41 @@ CONFIG_LBDAF=y
123# IO Schedulers 129# IO Schedulers
124# 130#
125CONFIG_IOSCHED_NOOP=y 131CONFIG_IOSCHED_NOOP=y
126CONFIG_IOSCHED_AS=y
127CONFIG_IOSCHED_DEADLINE=y 132CONFIG_IOSCHED_DEADLINE=y
128CONFIG_IOSCHED_CFQ=y 133CONFIG_IOSCHED_CFQ=y
129# CONFIG_DEFAULT_AS is not set
130# CONFIG_DEFAULT_DEADLINE is not set 134# CONFIG_DEFAULT_DEADLINE is not set
131CONFIG_DEFAULT_CFQ=y 135CONFIG_DEFAULT_CFQ=y
132# CONFIG_DEFAULT_NOOP is not set 136# CONFIG_DEFAULT_NOOP is not set
133CONFIG_DEFAULT_IOSCHED="cfq" 137CONFIG_DEFAULT_IOSCHED="cfq"
138# CONFIG_INLINE_SPIN_TRYLOCK is not set
139# CONFIG_INLINE_SPIN_TRYLOCK_BH is not set
140# CONFIG_INLINE_SPIN_LOCK is not set
141# CONFIG_INLINE_SPIN_LOCK_BH is not set
142# CONFIG_INLINE_SPIN_LOCK_IRQ is not set
143# CONFIG_INLINE_SPIN_LOCK_IRQSAVE is not set
144# CONFIG_INLINE_SPIN_UNLOCK is not set
145# CONFIG_INLINE_SPIN_UNLOCK_BH is not set
146# CONFIG_INLINE_SPIN_UNLOCK_IRQ is not set
147# CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE is not set
148# CONFIG_INLINE_READ_TRYLOCK is not set
149# CONFIG_INLINE_READ_LOCK is not set
150# CONFIG_INLINE_READ_LOCK_BH is not set
151# CONFIG_INLINE_READ_LOCK_IRQ is not set
152# CONFIG_INLINE_READ_LOCK_IRQSAVE is not set
153# CONFIG_INLINE_READ_UNLOCK is not set
154# CONFIG_INLINE_READ_UNLOCK_BH is not set
155# CONFIG_INLINE_READ_UNLOCK_IRQ is not set
156# CONFIG_INLINE_READ_UNLOCK_IRQRESTORE is not set
157# CONFIG_INLINE_WRITE_TRYLOCK is not set
158# CONFIG_INLINE_WRITE_LOCK is not set
159# CONFIG_INLINE_WRITE_LOCK_BH is not set
160# CONFIG_INLINE_WRITE_LOCK_IRQ is not set
161# CONFIG_INLINE_WRITE_LOCK_IRQSAVE is not set
162# CONFIG_INLINE_WRITE_UNLOCK is not set
163# CONFIG_INLINE_WRITE_UNLOCK_BH is not set
164# CONFIG_INLINE_WRITE_UNLOCK_IRQ is not set
165# CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE is not set
166# CONFIG_MUTEX_SPIN_ON_OWNER is not set
134# CONFIG_FREEZER is not set 167# CONFIG_FREEZER is not set
135 168
136# 169#
@@ -139,11 +172,6 @@ CONFIG_DEFAULT_IOSCHED="cfq"
139CONFIG_PLATFORM_GENERIC=y 172CONFIG_PLATFORM_GENERIC=y
140CONFIG_OPT_LIB_FUNCTION=y 173CONFIG_OPT_LIB_FUNCTION=y
141CONFIG_OPT_LIB_ASM=y 174CONFIG_OPT_LIB_ASM=y
142CONFIG_ALLOW_EDIT_AUTO=y
143
144#
145# Automatic platform settings from Kconfig.auto
146#
147 175
148# 176#
149# Definitions for MICROBLAZE0 177# Definitions for MICROBLAZE0
@@ -203,12 +231,11 @@ CONFIG_FLATMEM_MANUAL=y
203CONFIG_FLATMEM=y 231CONFIG_FLATMEM=y
204CONFIG_FLAT_NODE_MEM_MAP=y 232CONFIG_FLAT_NODE_MEM_MAP=y
205CONFIG_PAGEFLAGS_EXTENDED=y 233CONFIG_PAGEFLAGS_EXTENDED=y
206CONFIG_SPLIT_PTLOCK_CPUS=4 234CONFIG_SPLIT_PTLOCK_CPUS=999999
207# CONFIG_PHYS_ADDR_T_64BIT is not set 235# CONFIG_PHYS_ADDR_T_64BIT is not set
208CONFIG_ZONE_DMA_FLAG=0 236CONFIG_ZONE_DMA_FLAG=0
209CONFIG_VIRT_TO_BUS=y 237CONFIG_VIRT_TO_BUS=y
210CONFIG_HAVE_MLOCK=y 238# CONFIG_KSM is not set
211CONFIG_HAVE_MLOCKED_PAGE_BIT=y
212CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 239CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
213 240
214# 241#
@@ -289,7 +316,13 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
289# CONFIG_IRDA is not set 316# CONFIG_IRDA is not set
290# CONFIG_BT is not set 317# CONFIG_BT is not set
291# CONFIG_AF_RXRPC is not set 318# CONFIG_AF_RXRPC is not set
292# CONFIG_WIRELESS is not set 319CONFIG_WIRELESS=y
320# CONFIG_CFG80211 is not set
321# CONFIG_LIB80211 is not set
322
323#
324# CFG80211 needs to be enabled for MAC80211
325#
293# CONFIG_WIMAX is not set 326# CONFIG_WIMAX is not set
294# CONFIG_RFKILL is not set 327# CONFIG_RFKILL is not set
295# CONFIG_NET_9P is not set 328# CONFIG_NET_9P is not set
@@ -313,6 +346,10 @@ CONFIG_OF_DEVICE=y
313CONFIG_BLK_DEV=y 346CONFIG_BLK_DEV=y
314# CONFIG_BLK_DEV_COW_COMMON is not set 347# CONFIG_BLK_DEV_COW_COMMON is not set
315# CONFIG_BLK_DEV_LOOP is not set 348# CONFIG_BLK_DEV_LOOP is not set
349
350#
351# DRBD disabled because PROC_FS, INET or CONNECTOR not selected
352#
316# CONFIG_BLK_DEV_NBD is not set 353# CONFIG_BLK_DEV_NBD is not set
317CONFIG_BLK_DEV_RAM=y 354CONFIG_BLK_DEV_RAM=y
318CONFIG_BLK_DEV_RAM_COUNT=16 355CONFIG_BLK_DEV_RAM_COUNT=16
@@ -349,7 +386,6 @@ CONFIG_NETDEVICES=y
349# CONFIG_PHYLIB is not set 386# CONFIG_PHYLIB is not set
350CONFIG_NET_ETHERNET=y 387CONFIG_NET_ETHERNET=y
351# CONFIG_MII is not set 388# CONFIG_MII is not set
352# CONFIG_ETHOC is not set
353# CONFIG_DNET is not set 389# CONFIG_DNET is not set
354# CONFIG_IBM_NEW_EMAC_ZMII is not set 390# CONFIG_IBM_NEW_EMAC_ZMII is not set
355# CONFIG_IBM_NEW_EMAC_RGMII is not set 391# CONFIG_IBM_NEW_EMAC_RGMII is not set
@@ -359,12 +395,12 @@ CONFIG_NET_ETHERNET=y
359# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set 395# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
360# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set 396# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
361# CONFIG_KS8842 is not set 397# CONFIG_KS8842 is not set
398# CONFIG_KS8851_MLL is not set
362CONFIG_XILINX_EMACLITE=y 399CONFIG_XILINX_EMACLITE=y
363CONFIG_NETDEV_1000=y 400CONFIG_NETDEV_1000=y
364CONFIG_NETDEV_10000=y 401CONFIG_NETDEV_10000=y
365CONFIG_WLAN=y 402CONFIG_WLAN=y
366# CONFIG_WLAN_PRE80211 is not set 403# CONFIG_HOSTAP is not set
367# CONFIG_WLAN_80211 is not set
368 404
369# 405#
370# Enable WiMAX (Networking options) to see the WiMAX drivers 406# Enable WiMAX (Networking options) to see the WiMAX drivers
@@ -408,6 +444,7 @@ CONFIG_SERIAL_UARTLITE=y
408CONFIG_SERIAL_UARTLITE_CONSOLE=y 444CONFIG_SERIAL_UARTLITE_CONSOLE=y
409CONFIG_SERIAL_CORE=y 445CONFIG_SERIAL_CORE=y
410CONFIG_SERIAL_CORE_CONSOLE=y 446CONFIG_SERIAL_CORE_CONSOLE=y
447# CONFIG_SERIAL_GRLIB_GAISLER_APBUART is not set
411CONFIG_UNIX98_PTYS=y 448CONFIG_UNIX98_PTYS=y
412# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set 449# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
413CONFIG_LEGACY_PTYS=y 450CONFIG_LEGACY_PTYS=y
@@ -433,7 +470,6 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
433# CONFIG_POWER_SUPPLY is not set 470# CONFIG_POWER_SUPPLY is not set
434# CONFIG_HWMON is not set 471# CONFIG_HWMON is not set
435# CONFIG_THERMAL is not set 472# CONFIG_THERMAL is not set
436# CONFIG_THERMAL_HWMON is not set
437# CONFIG_WATCHDOG is not set 473# CONFIG_WATCHDOG is not set
438 474
439# 475#
@@ -526,8 +562,6 @@ CONFIG_PROC_FS=y
526CONFIG_PROC_SYSCTL=y 562CONFIG_PROC_SYSCTL=y
527CONFIG_PROC_PAGE_MONITOR=y 563CONFIG_PROC_PAGE_MONITOR=y
528CONFIG_SYSFS=y 564CONFIG_SYSFS=y
529CONFIG_TMPFS=y
530# CONFIG_TMPFS_POSIX_ACL is not set
531# CONFIG_HUGETLB_PAGE is not set 565# CONFIG_HUGETLB_PAGE is not set
532# CONFIG_CONFIGFS_FS is not set 566# CONFIG_CONFIGFS_FS is not set
533CONFIG_MISC_FILESYSTEMS=y 567CONFIG_MISC_FILESYSTEMS=y
@@ -638,11 +672,13 @@ CONFIG_NLS_DEFAULT="iso8859-1"
638# 672#
639# Kernel hacking 673# Kernel hacking
640# 674#
675CONFIG_TRACE_IRQFLAGS_SUPPORT=y
641# CONFIG_PRINTK_TIME is not set 676# CONFIG_PRINTK_TIME is not set
642CONFIG_ENABLE_WARN_DEPRECATED=y 677CONFIG_ENABLE_WARN_DEPRECATED=y
643CONFIG_ENABLE_MUST_CHECK=y 678CONFIG_ENABLE_MUST_CHECK=y
644CONFIG_FRAME_WARN=1024 679CONFIG_FRAME_WARN=1024
645# CONFIG_MAGIC_SYSRQ is not set 680# CONFIG_MAGIC_SYSRQ is not set
681# CONFIG_STRIP_ASM_SYMS is not set
646# CONFIG_UNUSED_SYMBOLS is not set 682# CONFIG_UNUSED_SYMBOLS is not set
647# CONFIG_DEBUG_FS is not set 683# CONFIG_DEBUG_FS is not set
648# CONFIG_HEADERS_CHECK is not set 684# CONFIG_HEADERS_CHECK is not set
@@ -662,6 +698,9 @@ CONFIG_DEBUG_SLAB=y
662# CONFIG_DEBUG_SLAB_LEAK is not set 698# CONFIG_DEBUG_SLAB_LEAK is not set
663CONFIG_DEBUG_SPINLOCK=y 699CONFIG_DEBUG_SPINLOCK=y
664# CONFIG_DEBUG_MUTEXES is not set 700# CONFIG_DEBUG_MUTEXES is not set
701# CONFIG_DEBUG_LOCK_ALLOC is not set
702# CONFIG_PROVE_LOCKING is not set
703# CONFIG_LOCK_STAT is not set
665# CONFIG_DEBUG_SPINLOCK_SLEEP is not set 704# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
666# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set 705# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
667# CONFIG_DEBUG_KOBJECT is not set 706# CONFIG_DEBUG_KOBJECT is not set
@@ -680,10 +719,29 @@ CONFIG_DEBUG_INFO=y
680# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set 719# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
681# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set 720# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
682# CONFIG_FAULT_INJECTION is not set 721# CONFIG_FAULT_INJECTION is not set
722# CONFIG_LATENCYTOP is not set
683# CONFIG_SYSCTL_SYSCALL_CHECK is not set 723# CONFIG_SYSCTL_SYSCALL_CHECK is not set
684# CONFIG_PAGE_POISONING is not set 724# CONFIG_PAGE_POISONING is not set
725CONFIG_HAVE_FUNCTION_TRACER=y
726CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
727CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
728CONFIG_HAVE_DYNAMIC_FTRACE=y
729CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
730CONFIG_TRACING_SUPPORT=y
731CONFIG_FTRACE=y
732# CONFIG_FUNCTION_TRACER is not set
733# CONFIG_IRQSOFF_TRACER is not set
734# CONFIG_SCHED_TRACER is not set
735# CONFIG_ENABLE_DEFAULT_TRACERS is not set
736# CONFIG_BOOT_TRACER is not set
737CONFIG_BRANCH_PROFILE_NONE=y
738# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
739# CONFIG_PROFILE_ALL_BRANCHES is not set
740# CONFIG_STACK_TRACER is not set
741# CONFIG_KMEMTRACE is not set
742# CONFIG_WORKQUEUE_TRACER is not set
743# CONFIG_BLK_DEV_IO_TRACE is not set
685# CONFIG_SAMPLES is not set 744# CONFIG_SAMPLES is not set
686# CONFIG_KMEMCHECK is not set
687CONFIG_EARLY_PRINTK=y 745CONFIG_EARLY_PRINTK=y
688# CONFIG_HEART_BEAT is not set 746# CONFIG_HEART_BEAT is not set
689CONFIG_DEBUG_BOOTMEM=y 747CONFIG_DEBUG_BOOTMEM=y
@@ -694,7 +752,11 @@ CONFIG_DEBUG_BOOTMEM=y
694# CONFIG_KEYS is not set 752# CONFIG_KEYS is not set
695# CONFIG_SECURITY is not set 753# CONFIG_SECURITY is not set
696# CONFIG_SECURITYFS is not set 754# CONFIG_SECURITYFS is not set
697# CONFIG_SECURITY_FILE_CAPABILITIES is not set 755# CONFIG_DEFAULT_SECURITY_SELINUX is not set
756# CONFIG_DEFAULT_SECURITY_SMACK is not set
757# CONFIG_DEFAULT_SECURITY_TOMOYO is not set
758CONFIG_DEFAULT_SECURITY_DAC=y
759CONFIG_DEFAULT_SECURITY=""
698CONFIG_CRYPTO=y 760CONFIG_CRYPTO=y
699 761
700# 762#
diff --git a/arch/microblaze/configs/nommu_defconfig b/arch/microblaze/configs/nommu_defconfig
index adb839bab704..ce2da535246a 100644
--- a/arch/microblaze/configs/nommu_defconfig
+++ b/arch/microblaze/configs/nommu_defconfig
@@ -1,7 +1,7 @@
1# 1#
2# Automatically generated make config: don't edit 2# Automatically generated make config: don't edit
3# Linux kernel version: 2.6.31 3# Linux kernel version: 2.6.33-rc6
4# Thu Sep 24 10:29:43 2009 4# Wed Feb 3 10:03:21 2010
5# 5#
6CONFIG_MICROBLAZE=y 6CONFIG_MICROBLAZE=y
7# CONFIG_SWAP is not set 7# CONFIG_SWAP is not set
@@ -19,8 +19,12 @@ CONFIG_GENERIC_CLOCKEVENTS=y
19CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y 19CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
20CONFIG_GENERIC_GPIO=y 20CONFIG_GENERIC_GPIO=y
21CONFIG_GENERIC_CSUM=y 21CONFIG_GENERIC_CSUM=y
22CONFIG_STACKTRACE_SUPPORT=y
23CONFIG_LOCKDEP_SUPPORT=y
24CONFIG_HAVE_LATENCYTOP_SUPPORT=y
22# CONFIG_PCI is not set 25# CONFIG_PCI is not set
23CONFIG_NO_DMA=y 26CONFIG_NO_DMA=y
27CONFIG_DTC=y
24CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 28CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
25CONFIG_CONSTRUCTORS=y 29CONFIG_CONSTRUCTORS=y
26 30
@@ -46,6 +50,7 @@ CONFIG_BSD_PROCESS_ACCT_V3=y
46# 50#
47CONFIG_TREE_RCU=y 51CONFIG_TREE_RCU=y
48# CONFIG_TREE_PREEMPT_RCU is not set 52# CONFIG_TREE_PREEMPT_RCU is not set
53# CONFIG_TINY_RCU is not set
49# CONFIG_RCU_TRACE is not set 54# CONFIG_RCU_TRACE is not set
50CONFIG_RCU_FANOUT=32 55CONFIG_RCU_FANOUT=32
51# CONFIG_RCU_FANOUT_EXACT is not set 56# CONFIG_RCU_FANOUT_EXACT is not set
@@ -81,16 +86,16 @@ CONFIG_EVENTFD=y
81CONFIG_AIO=y 86CONFIG_AIO=y
82 87
83# 88#
84# Performance Counters 89# Kernel Performance Events And Counters
85# 90#
86CONFIG_VM_EVENT_COUNTERS=y 91CONFIG_VM_EVENT_COUNTERS=y
87# CONFIG_STRIP_ASM_SYMS is not set
88CONFIG_COMPAT_BRK=y 92CONFIG_COMPAT_BRK=y
89CONFIG_SLAB=y 93CONFIG_SLAB=y
90# CONFIG_SLUB is not set 94# CONFIG_SLUB is not set
91# CONFIG_SLOB is not set 95# CONFIG_SLOB is not set
96# CONFIG_MMAP_ALLOW_UNINITIALIZED is not set
92# CONFIG_PROFILING is not set 97# CONFIG_PROFILING is not set
93# CONFIG_MARKERS is not set 98CONFIG_HAVE_OPROFILE=y
94 99
95# 100#
96# GCOV-based kernel profiling 101# GCOV-based kernel profiling
@@ -116,14 +121,41 @@ CONFIG_LBDAF=y
116# IO Schedulers 121# IO Schedulers
117# 122#
118CONFIG_IOSCHED_NOOP=y 123CONFIG_IOSCHED_NOOP=y
119CONFIG_IOSCHED_AS=y
120CONFIG_IOSCHED_DEADLINE=y 124CONFIG_IOSCHED_DEADLINE=y
121CONFIG_IOSCHED_CFQ=y 125CONFIG_IOSCHED_CFQ=y
122# CONFIG_DEFAULT_AS is not set
123# CONFIG_DEFAULT_DEADLINE is not set 126# CONFIG_DEFAULT_DEADLINE is not set
124CONFIG_DEFAULT_CFQ=y 127CONFIG_DEFAULT_CFQ=y
125# CONFIG_DEFAULT_NOOP is not set 128# CONFIG_DEFAULT_NOOP is not set
126CONFIG_DEFAULT_IOSCHED="cfq" 129CONFIG_DEFAULT_IOSCHED="cfq"
130# CONFIG_INLINE_SPIN_TRYLOCK is not set
131# CONFIG_INLINE_SPIN_TRYLOCK_BH is not set
132# CONFIG_INLINE_SPIN_LOCK is not set
133# CONFIG_INLINE_SPIN_LOCK_BH is not set
134# CONFIG_INLINE_SPIN_LOCK_IRQ is not set
135# CONFIG_INLINE_SPIN_LOCK_IRQSAVE is not set
136CONFIG_INLINE_SPIN_UNLOCK=y
137# CONFIG_INLINE_SPIN_UNLOCK_BH is not set
138CONFIG_INLINE_SPIN_UNLOCK_IRQ=y
139# CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE is not set
140# CONFIG_INLINE_READ_TRYLOCK is not set
141# CONFIG_INLINE_READ_LOCK is not set
142# CONFIG_INLINE_READ_LOCK_BH is not set
143# CONFIG_INLINE_READ_LOCK_IRQ is not set
144# CONFIG_INLINE_READ_LOCK_IRQSAVE is not set
145CONFIG_INLINE_READ_UNLOCK=y
146# CONFIG_INLINE_READ_UNLOCK_BH is not set
147CONFIG_INLINE_READ_UNLOCK_IRQ=y
148# CONFIG_INLINE_READ_UNLOCK_IRQRESTORE is not set
149# CONFIG_INLINE_WRITE_TRYLOCK is not set
150# CONFIG_INLINE_WRITE_LOCK is not set
151# CONFIG_INLINE_WRITE_LOCK_BH is not set
152# CONFIG_INLINE_WRITE_LOCK_IRQ is not set
153# CONFIG_INLINE_WRITE_LOCK_IRQSAVE is not set
154CONFIG_INLINE_WRITE_UNLOCK=y
155# CONFIG_INLINE_WRITE_UNLOCK_BH is not set
156CONFIG_INLINE_WRITE_UNLOCK_IRQ=y
157# CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE is not set
158# CONFIG_MUTEX_SPIN_ON_OWNER is not set
127# CONFIG_FREEZER is not set 159# CONFIG_FREEZER is not set
128 160
129# 161#
@@ -132,7 +164,10 @@ CONFIG_DEFAULT_IOSCHED="cfq"
132CONFIG_PLATFORM_GENERIC=y 164CONFIG_PLATFORM_GENERIC=y
133# CONFIG_SELFMOD is not set 165# CONFIG_SELFMOD is not set
134# CONFIG_OPT_LIB_FUNCTION is not set 166# CONFIG_OPT_LIB_FUNCTION is not set
135# CONFIG_ALLOW_EDIT_AUTO is not set 167
168#
169# Definitions for MICROBLAZE0
170#
136CONFIG_KERNEL_BASE_ADDR=0x90000000 171CONFIG_KERNEL_BASE_ADDR=0x90000000
137CONFIG_XILINX_MICROBLAZE0_FAMILY="virtex5" 172CONFIG_XILINX_MICROBLAZE0_FAMILY="virtex5"
138CONFIG_XILINX_MICROBLAZE0_USE_MSR_INSTR=1 173CONFIG_XILINX_MICROBLAZE0_USE_MSR_INSTR=1
@@ -190,7 +225,6 @@ CONFIG_SPLIT_PTLOCK_CPUS=4
190# CONFIG_PHYS_ADDR_T_64BIT is not set 225# CONFIG_PHYS_ADDR_T_64BIT is not set
191CONFIG_ZONE_DMA_FLAG=0 226CONFIG_ZONE_DMA_FLAG=0
192CONFIG_VIRT_TO_BUS=y 227CONFIG_VIRT_TO_BUS=y
193CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
194CONFIG_NOMMU_INITIAL_TRIM_EXCESS=1 228CONFIG_NOMMU_INITIAL_TRIM_EXCESS=1
195 229
196# 230#
@@ -274,9 +308,6 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
274# CONFIG_AF_RXRPC is not set 308# CONFIG_AF_RXRPC is not set
275CONFIG_WIRELESS=y 309CONFIG_WIRELESS=y
276# CONFIG_CFG80211 is not set 310# CONFIG_CFG80211 is not set
277CONFIG_CFG80211_DEFAULT_PS_VALUE=0
278CONFIG_WIRELESS_OLD_REGULATORY=y
279# CONFIG_WIRELESS_EXT is not set
280# CONFIG_LIB80211 is not set 311# CONFIG_LIB80211 is not set
281 312
282# 313#
@@ -301,9 +332,9 @@ CONFIG_STANDALONE=y
301# CONFIG_CONNECTOR is not set 332# CONFIG_CONNECTOR is not set
302CONFIG_MTD=y 333CONFIG_MTD=y
303# CONFIG_MTD_DEBUG is not set 334# CONFIG_MTD_DEBUG is not set
335# CONFIG_MTD_TESTS is not set
304CONFIG_MTD_CONCAT=y 336CONFIG_MTD_CONCAT=y
305CONFIG_MTD_PARTITIONS=y 337CONFIG_MTD_PARTITIONS=y
306# CONFIG_MTD_TESTS is not set
307# CONFIG_MTD_REDBOOT_PARTS is not set 338# CONFIG_MTD_REDBOOT_PARTS is not set
308CONFIG_MTD_CMDLINE_PARTS=y 339CONFIG_MTD_CMDLINE_PARTS=y
309# CONFIG_MTD_OF_PARTS is not set 340# CONFIG_MTD_OF_PARTS is not set
@@ -387,6 +418,10 @@ CONFIG_OF_DEVICE=y
387CONFIG_BLK_DEV=y 418CONFIG_BLK_DEV=y
388# CONFIG_BLK_DEV_COW_COMMON is not set 419# CONFIG_BLK_DEV_COW_COMMON is not set
389# CONFIG_BLK_DEV_LOOP is not set 420# CONFIG_BLK_DEV_LOOP is not set
421
422#
423# DRBD disabled because PROC_FS, INET or CONNECTOR not selected
424#
390CONFIG_BLK_DEV_NBD=y 425CONFIG_BLK_DEV_NBD=y
391CONFIG_BLK_DEV_RAM=y 426CONFIG_BLK_DEV_RAM=y
392CONFIG_BLK_DEV_RAM_COUNT=16 427CONFIG_BLK_DEV_RAM_COUNT=16
@@ -423,7 +458,6 @@ CONFIG_NETDEVICES=y
423# CONFIG_PHYLIB is not set 458# CONFIG_PHYLIB is not set
424CONFIG_NET_ETHERNET=y 459CONFIG_NET_ETHERNET=y
425# CONFIG_MII is not set 460# CONFIG_MII is not set
426# CONFIG_ETHOC is not set
427# CONFIG_DNET is not set 461# CONFIG_DNET is not set
428# CONFIG_IBM_NEW_EMAC_ZMII is not set 462# CONFIG_IBM_NEW_EMAC_ZMII is not set
429# CONFIG_IBM_NEW_EMAC_RGMII is not set 463# CONFIG_IBM_NEW_EMAC_RGMII is not set
@@ -433,12 +467,12 @@ CONFIG_NET_ETHERNET=y
433# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set 467# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
434# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set 468# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
435# CONFIG_KS8842 is not set 469# CONFIG_KS8842 is not set
470# CONFIG_KS8851_MLL is not set
436# CONFIG_XILINX_EMACLITE is not set 471# CONFIG_XILINX_EMACLITE is not set
437CONFIG_NETDEV_1000=y 472CONFIG_NETDEV_1000=y
438CONFIG_NETDEV_10000=y 473CONFIG_NETDEV_10000=y
439CONFIG_WLAN=y 474CONFIG_WLAN=y
440# CONFIG_WLAN_PRE80211 is not set 475# CONFIG_HOSTAP is not set
441# CONFIG_WLAN_80211 is not set
442 476
443# 477#
444# Enable WiMAX (Networking options) to see the WiMAX drivers 478# Enable WiMAX (Networking options) to see the WiMAX drivers
@@ -482,6 +516,7 @@ CONFIG_SERIAL_UARTLITE=y
482CONFIG_SERIAL_UARTLITE_CONSOLE=y 516CONFIG_SERIAL_UARTLITE_CONSOLE=y
483CONFIG_SERIAL_CORE=y 517CONFIG_SERIAL_CORE=y
484CONFIG_SERIAL_CORE_CONSOLE=y 518CONFIG_SERIAL_CORE_CONSOLE=y
519# CONFIG_SERIAL_GRLIB_GAISLER_APBUART is not set
485CONFIG_UNIX98_PTYS=y 520CONFIG_UNIX98_PTYS=y
486# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set 521# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
487CONFIG_LEGACY_PTYS=y 522CONFIG_LEGACY_PTYS=y
@@ -508,7 +543,6 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
508# CONFIG_POWER_SUPPLY is not set 543# CONFIG_POWER_SUPPLY is not set
509# CONFIG_HWMON is not set 544# CONFIG_HWMON is not set
510# CONFIG_THERMAL is not set 545# CONFIG_THERMAL is not set
511# CONFIG_THERMAL_HWMON is not set
512# CONFIG_WATCHDOG is not set 546# CONFIG_WATCHDOG is not set
513 547
514# 548#
@@ -616,7 +650,6 @@ CONFIG_INOTIFY_USER=y
616CONFIG_PROC_FS=y 650CONFIG_PROC_FS=y
617CONFIG_PROC_SYSCTL=y 651CONFIG_PROC_SYSCTL=y
618CONFIG_SYSFS=y 652CONFIG_SYSFS=y
619# CONFIG_TMPFS is not set
620# CONFIG_HUGETLB_PAGE is not set 653# CONFIG_HUGETLB_PAGE is not set
621# CONFIG_CONFIGFS_FS is not set 654# CONFIG_CONFIGFS_FS is not set
622CONFIG_MISC_FILESYSTEMS=y 655CONFIG_MISC_FILESYSTEMS=y
@@ -672,11 +705,13 @@ CONFIG_MSDOS_PARTITION=y
672# 705#
673# Kernel hacking 706# Kernel hacking
674# 707#
708CONFIG_TRACE_IRQFLAGS_SUPPORT=y
675# CONFIG_PRINTK_TIME is not set 709# CONFIG_PRINTK_TIME is not set
676CONFIG_ENABLE_WARN_DEPRECATED=y 710CONFIG_ENABLE_WARN_DEPRECATED=y
677CONFIG_ENABLE_MUST_CHECK=y 711CONFIG_ENABLE_MUST_CHECK=y
678CONFIG_FRAME_WARN=1024 712CONFIG_FRAME_WARN=1024
679# CONFIG_MAGIC_SYSRQ is not set 713# CONFIG_MAGIC_SYSRQ is not set
714# CONFIG_STRIP_ASM_SYMS is not set
680CONFIG_UNUSED_SYMBOLS=y 715CONFIG_UNUSED_SYMBOLS=y
681CONFIG_DEBUG_FS=y 716CONFIG_DEBUG_FS=y
682# CONFIG_HEADERS_CHECK is not set 717# CONFIG_HEADERS_CHECK is not set
@@ -695,12 +730,16 @@ CONFIG_DEBUG_OBJECTS=y
695CONFIG_DEBUG_OBJECTS_SELFTEST=y 730CONFIG_DEBUG_OBJECTS_SELFTEST=y
696CONFIG_DEBUG_OBJECTS_FREE=y 731CONFIG_DEBUG_OBJECTS_FREE=y
697CONFIG_DEBUG_OBJECTS_TIMERS=y 732CONFIG_DEBUG_OBJECTS_TIMERS=y
733# CONFIG_DEBUG_OBJECTS_WORK is not set
698CONFIG_DEBUG_OBJECTS_ENABLE_DEFAULT=1 734CONFIG_DEBUG_OBJECTS_ENABLE_DEFAULT=1
699# CONFIG_DEBUG_SLAB is not set 735# CONFIG_DEBUG_SLAB is not set
700# CONFIG_DEBUG_RT_MUTEXES is not set 736# CONFIG_DEBUG_RT_MUTEXES is not set
701# CONFIG_RT_MUTEX_TESTER is not set 737# CONFIG_RT_MUTEX_TESTER is not set
702# CONFIG_DEBUG_SPINLOCK is not set 738# CONFIG_DEBUG_SPINLOCK is not set
703# CONFIG_DEBUG_MUTEXES is not set 739# CONFIG_DEBUG_MUTEXES is not set
740# CONFIG_DEBUG_LOCK_ALLOC is not set
741# CONFIG_PROVE_LOCKING is not set
742# CONFIG_LOCK_STAT is not set
704# CONFIG_DEBUG_SPINLOCK_SLEEP is not set 743# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
705# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set 744# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
706# CONFIG_DEBUG_KOBJECT is not set 745# CONFIG_DEBUG_KOBJECT is not set
@@ -720,8 +759,28 @@ CONFIG_DEBUG_SG=y
720# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set 759# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
721# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set 760# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
722# CONFIG_FAULT_INJECTION is not set 761# CONFIG_FAULT_INJECTION is not set
762# CONFIG_LATENCYTOP is not set
723CONFIG_SYSCTL_SYSCALL_CHECK=y 763CONFIG_SYSCTL_SYSCALL_CHECK=y
724# CONFIG_PAGE_POISONING is not set 764# CONFIG_PAGE_POISONING is not set
765CONFIG_HAVE_FUNCTION_TRACER=y
766CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
767CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
768CONFIG_HAVE_DYNAMIC_FTRACE=y
769CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
770CONFIG_TRACING_SUPPORT=y
771CONFIG_FTRACE=y
772# CONFIG_FUNCTION_TRACER is not set
773# CONFIG_IRQSOFF_TRACER is not set
774# CONFIG_SCHED_TRACER is not set
775# CONFIG_ENABLE_DEFAULT_TRACERS is not set
776# CONFIG_BOOT_TRACER is not set
777CONFIG_BRANCH_PROFILE_NONE=y
778# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
779# CONFIG_PROFILE_ALL_BRANCHES is not set
780# CONFIG_STACK_TRACER is not set
781# CONFIG_KMEMTRACE is not set
782# CONFIG_WORKQUEUE_TRACER is not set
783# CONFIG_BLK_DEV_IO_TRACE is not set
725# CONFIG_DYNAMIC_DEBUG is not set 784# CONFIG_DYNAMIC_DEBUG is not set
726# CONFIG_SAMPLES is not set 785# CONFIG_SAMPLES is not set
727CONFIG_EARLY_PRINTK=y 786CONFIG_EARLY_PRINTK=y
@@ -734,7 +793,11 @@ CONFIG_EARLY_PRINTK=y
734# CONFIG_KEYS is not set 793# CONFIG_KEYS is not set
735# CONFIG_SECURITY is not set 794# CONFIG_SECURITY is not set
736# CONFIG_SECURITYFS is not set 795# CONFIG_SECURITYFS is not set
737# CONFIG_SECURITY_FILE_CAPABILITIES is not set 796# CONFIG_DEFAULT_SECURITY_SELINUX is not set
797# CONFIG_DEFAULT_SECURITY_SMACK is not set
798# CONFIG_DEFAULT_SECURITY_TOMOYO is not set
799CONFIG_DEFAULT_SECURITY_DAC=y
800CONFIG_DEFAULT_SECURITY=""
738CONFIG_CRYPTO=y 801CONFIG_CRYPTO=y
739 802
740# 803#
diff --git a/arch/microblaze/include/asm/io.h b/arch/microblaze/include/asm/io.h
index fc9997b73c09..267c7c779e53 100644
--- a/arch/microblaze/include/asm/io.h
+++ b/arch/microblaze/include/asm/io.h
@@ -217,7 +217,7 @@ static inline void __iomem *__ioremap(phys_addr_t address, unsigned long size,
217 * Little endian 217 * Little endian
218 */ 218 */
219 219
220#define out_le32(a, v) __raw_writel(__cpu_to_le32(v), (a)); 220#define out_le32(a, v) __raw_writel(__cpu_to_le32(v), (a))
221#define out_le16(a, v) __raw_writew(__cpu_to_le16(v), (a)) 221#define out_le16(a, v) __raw_writew(__cpu_to_le16(v), (a))
222 222
223#define in_le32(a) __le32_to_cpu(__raw_readl(a)) 223#define in_le32(a) __le32_to_cpu(__raw_readl(a))
diff --git a/arch/microblaze/include/asm/prom.h b/arch/microblaze/include/asm/prom.h
index ef3ec1d6ceb3..03f45a963204 100644
--- a/arch/microblaze/include/asm/prom.h
+++ b/arch/microblaze/include/asm/prom.h
@@ -26,31 +26,11 @@
26#include <asm/irq.h> 26#include <asm/irq.h>
27#include <asm/atomic.h> 27#include <asm/atomic.h>
28 28
29#define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 1
30#define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1
31
32#define of_compat_cmp(s1, s2, l) strncasecmp((s1), (s2), (l))
33#define of_prop_cmp(s1, s2) strcmp((s1), (s2))
34#define of_node_cmp(s1, s2) strcasecmp((s1), (s2))
35
36extern struct device_node *of_chosen;
37
38#define HAVE_ARCH_DEVTREE_FIXUPS 29#define HAVE_ARCH_DEVTREE_FIXUPS
39 30
40extern struct device_node *allnodes; /* temporary while merging */
41extern rwlock_t devtree_lock; /* temporary while merging */
42
43/* For updating the device tree at runtime */
44extern void of_attach_node(struct device_node *);
45extern void of_detach_node(struct device_node *);
46
47/* Other Prototypes */ 31/* Other Prototypes */
48extern int early_uartlite_console(void); 32extern int early_uartlite_console(void);
49 33
50extern struct resource *request_OF_resource(struct device_node *node,
51 int index, const char *name_postfix);
52extern int release_OF_resource(struct device_node *node, int index);
53
54/* 34/*
55 * OF address retreival & translation 35 * OF address retreival & translation
56 */ 36 */
diff --git a/arch/microblaze/include/asm/tlbflush.h b/arch/microblaze/include/asm/tlbflush.h
index eb31a0e8a772..10ec70cd8735 100644
--- a/arch/microblaze/include/asm/tlbflush.h
+++ b/arch/microblaze/include/asm/tlbflush.h
@@ -38,7 +38,7 @@ static inline void local_flush_tlb_range(struct vm_area_struct *vma,
38 38
39#define flush_tlb_kernel_range(start, end) do { } while (0) 39#define flush_tlb_kernel_range(start, end) do { } while (0)
40 40
41#define update_mmu_cache(vma, addr, pte) do { } while (0) 41#define update_mmu_cache(vma, addr, ptep) do { } while (0)
42 42
43#define flush_tlb_all local_flush_tlb_all 43#define flush_tlb_all local_flush_tlb_all
44#define flush_tlb_mm local_flush_tlb_mm 44#define flush_tlb_mm local_flush_tlb_mm
diff --git a/arch/microblaze/kernel/cpu/cache.c b/arch/microblaze/kernel/cpu/cache.c
index d9d63831cc2f..2a56bccce4e0 100644
--- a/arch/microblaze/kernel/cpu/cache.c
+++ b/arch/microblaze/kernel/cpu/cache.c
@@ -172,16 +172,15 @@ do { \
172/* It is used only first parameter for OP - for wic, wdc */ 172/* It is used only first parameter for OP - for wic, wdc */
173#define CACHE_RANGE_LOOP_1(start, end, line_length, op) \ 173#define CACHE_RANGE_LOOP_1(start, end, line_length, op) \
174do { \ 174do { \
175 int step = -line_length; \ 175 int volatile temp; \
176 int count = end - start; \ 176 BUG_ON(end - start <= 0); \
177 BUG_ON(count <= 0); \
178 \ 177 \
179 __asm__ __volatile__ (" 1: addk %0, %0, %1; \ 178 __asm__ __volatile__ (" 1: " #op " %1, r0; \
180 " #op " %0, r0; \ 179 cmpu %0, %1, %2; \
181 bgtid %1, 1b; \ 180 bgtid %0, 1b; \
182 addk %1, %1, %2; \ 181 addk %1, %1, %3; \
183 " : : "r" (start), "r" (count), \ 182 " : : "r" (temp), "r" (start), "r" (end),\
184 "r" (step) : "memory"); \ 183 "r" (line_length) : "memory"); \
185} while (0); 184} while (0);
186 185
187static void __flush_icache_range_msr_irq(unsigned long start, unsigned long end) 186static void __flush_icache_range_msr_irq(unsigned long start, unsigned long end)
@@ -313,16 +312,6 @@ static void __invalidate_dcache_all_wb(void)
313 pr_debug("%s\n", __func__); 312 pr_debug("%s\n", __func__);
314 CACHE_ALL_LOOP2(cpuinfo.dcache_size, cpuinfo.dcache_line_length, 313 CACHE_ALL_LOOP2(cpuinfo.dcache_size, cpuinfo.dcache_line_length,
315 wdc.clear) 314 wdc.clear)
316
317#if 0
318 unsigned int i;
319
320 pr_debug("%s\n", __func__);
321
322 /* Just loop through cache size and invalidate it */
323 for (i = 0; i < cpuinfo.dcache_size; i += cpuinfo.dcache_line_length)
324 __invalidate_dcache(0, i);
325#endif
326} 315}
327 316
328static void __invalidate_dcache_range_wb(unsigned long start, 317static void __invalidate_dcache_range_wb(unsigned long start,
diff --git a/arch/microblaze/kernel/entry-nommu.S b/arch/microblaze/kernel/entry-nommu.S
index 95b0855802df..391d6197fc3b 100644
--- a/arch/microblaze/kernel/entry-nommu.S
+++ b/arch/microblaze/kernel/entry-nommu.S
@@ -122,7 +122,7 @@ ENTRY(_interrupt)
122 122
123ret_from_intr: 123ret_from_intr:
124 lwi r11, r1, PT_MODE 124 lwi r11, r1, PT_MODE
125 bneid r11, 3f 125 bneid r11, no_intr_resched
126 126
127 lwi r6, r31, TS_THREAD_INFO /* get thread info */ 127 lwi r6, r31, TS_THREAD_INFO /* get thread info */
128 lwi r19, r6, TI_FLAGS /* get flags in thread info */ 128 lwi r19, r6, TI_FLAGS /* get flags in thread info */
@@ -133,16 +133,18 @@ ret_from_intr:
133 bralid r15, schedule 133 bralid r15, schedule
134 nop 134 nop
1351: andi r11, r19, _TIF_SIGPENDING 1351: andi r11, r19, _TIF_SIGPENDING
136 beqid r11, no_intr_reshed 136 beqid r11, no_intr_resched
137 addk r5, r1, r0 137 addk r5, r1, r0
138 addk r7, r0, r0 138 addk r7, r0, r0
139 bralid r15, do_signal 139 bralid r15, do_signal
140 addk r6, r0, r0 140 addk r6, r0, r0
141 141
142no_intr_reshed: 142no_intr_resched:
143 /* Disable interrupts, we are now committed to the state restore */
144 disable_irq
145
143 /* save mode indicator */ 146 /* save mode indicator */
144 lwi r11, r1, PT_MODE 147 lwi r11, r1, PT_MODE
1453:
146 swi r11, r0, PER_CPU(KM) 148 swi r11, r0, PER_CPU(KM)
147 149
148 /* save r31 */ 150 /* save r31 */
diff --git a/arch/microblaze/kernel/of_platform.c b/arch/microblaze/kernel/of_platform.c
index acf4574d0f18..1c6d684996d7 100644
--- a/arch/microblaze/kernel/of_platform.c
+++ b/arch/microblaze/kernel/of_platform.c
@@ -185,7 +185,7 @@ EXPORT_SYMBOL(of_find_device_by_node);
185static int of_dev_phandle_match(struct device *dev, void *data) 185static int of_dev_phandle_match(struct device *dev, void *data)
186{ 186{
187 phandle *ph = data; 187 phandle *ph = data;
188 return to_of_device(dev)->node->linux_phandle == *ph; 188 return to_of_device(dev)->node->phandle == *ph;
189} 189}
190 190
191struct of_device *of_find_device_by_phandle(phandle ph) 191struct of_device *of_find_device_by_phandle(phandle ph)
diff --git a/arch/microblaze/kernel/prom.c b/arch/microblaze/kernel/prom.c
index b817df172aa9..a15ef6d67ca9 100644
--- a/arch/microblaze/kernel/prom.c
+++ b/arch/microblaze/kernel/prom.c
@@ -42,698 +42,21 @@
42#include <asm/sections.h> 42#include <asm/sections.h>
43#include <asm/pci-bridge.h> 43#include <asm/pci-bridge.h>
44 44
45static int __initdata dt_root_addr_cells; 45void __init early_init_dt_scan_chosen_arch(unsigned long node)
46static int __initdata dt_root_size_cells;
47
48typedef u32 cell_t;
49
50static struct boot_param_header *initial_boot_params;
51
52/* export that to outside world */
53struct device_node *of_chosen;
54
55static inline char *find_flat_dt_string(u32 offset)
56{
57 return ((char *)initial_boot_params) +
58 initial_boot_params->off_dt_strings + offset;
59}
60
61/**
62 * This function is used to scan the flattened device-tree, it is
63 * used to extract the memory informations at boot before we can
64 * unflatten the tree
65 */
66int __init of_scan_flat_dt(int (*it)(unsigned long node,
67 const char *uname, int depth,
68 void *data),
69 void *data)
70{
71 unsigned long p = ((unsigned long)initial_boot_params) +
72 initial_boot_params->off_dt_struct;
73 int rc = 0;
74 int depth = -1;
75
76 do {
77 u32 tag = *((u32 *)p);
78 char *pathp;
79
80 p += 4;
81 if (tag == OF_DT_END_NODE) {
82 depth--;
83 continue;
84 }
85 if (tag == OF_DT_NOP)
86 continue;
87 if (tag == OF_DT_END)
88 break;
89 if (tag == OF_DT_PROP) {
90 u32 sz = *((u32 *)p);
91 p += 8;
92 if (initial_boot_params->version < 0x10)
93 p = _ALIGN(p, sz >= 8 ? 8 : 4);
94 p += sz;
95 p = _ALIGN(p, 4);
96 continue;
97 }
98 if (tag != OF_DT_BEGIN_NODE) {
99 printk(KERN_WARNING "Invalid tag %x scanning flattened"
100 " device tree !\n", tag);
101 return -EINVAL;
102 }
103 depth++;
104 pathp = (char *)p;
105 p = _ALIGN(p + strlen(pathp) + 1, 4);
106 if ((*pathp) == '/') {
107 char *lp, *np;
108 for (lp = NULL, np = pathp; *np; np++)
109 if ((*np) == '/')
110 lp = np+1;
111 if (lp != NULL)
112 pathp = lp;
113 }
114 rc = it(p, pathp, depth, data);
115 if (rc != 0)
116 break;
117 } while (1);
118
119 return rc;
120}
121
122unsigned long __init of_get_flat_dt_root(void)
123{
124 unsigned long p = ((unsigned long)initial_boot_params) +
125 initial_boot_params->off_dt_struct;
126
127 while (*((u32 *)p) == OF_DT_NOP)
128 p += 4;
129 BUG_ON(*((u32 *)p) != OF_DT_BEGIN_NODE);
130 p += 4;
131 return _ALIGN(p + strlen((char *)p) + 1, 4);
132}
133
134/**
135 * This function can be used within scan_flattened_dt callback to get
136 * access to properties
137 */
138void *__init of_get_flat_dt_prop(unsigned long node, const char *name,
139 unsigned long *size)
140{
141 unsigned long p = node;
142
143 do {
144 u32 tag = *((u32 *)p);
145 u32 sz, noff;
146 const char *nstr;
147
148 p += 4;
149 if (tag == OF_DT_NOP)
150 continue;
151 if (tag != OF_DT_PROP)
152 return NULL;
153
154 sz = *((u32 *)p);
155 noff = *((u32 *)(p + 4));
156 p += 8;
157 if (initial_boot_params->version < 0x10)
158 p = _ALIGN(p, sz >= 8 ? 8 : 4);
159
160 nstr = find_flat_dt_string(noff);
161 if (nstr == NULL) {
162 printk(KERN_WARNING "Can't find property index"
163 " name !\n");
164 return NULL;
165 }
166 if (strcmp(name, nstr) == 0) {
167 if (size)
168 *size = sz;
169 return (void *)p;
170 }
171 p += sz;
172 p = _ALIGN(p, 4);
173 } while (1);
174}
175
176int __init of_flat_dt_is_compatible(unsigned long node, const char *compat)
177{
178 const char *cp;
179 unsigned long cplen, l;
180
181 cp = of_get_flat_dt_prop(node, "compatible", &cplen);
182 if (cp == NULL)
183 return 0;
184 while (cplen > 0) {
185 if (strncasecmp(cp, compat, strlen(compat)) == 0)
186 return 1;
187 l = strlen(cp) + 1;
188 cp += l;
189 cplen -= l;
190 }
191
192 return 0;
193}
194
195static void *__init unflatten_dt_alloc(unsigned long *mem, unsigned long size,
196 unsigned long align)
197{
198 void *res;
199
200 *mem = _ALIGN(*mem, align);
201 res = (void *)*mem;
202 *mem += size;
203
204 return res;
205}
206
207static unsigned long __init unflatten_dt_node(unsigned long mem,
208 unsigned long *p,
209 struct device_node *dad,
210 struct device_node ***allnextpp,
211 unsigned long fpsize)
212{
213 struct device_node *np;
214 struct property *pp, **prev_pp = NULL;
215 char *pathp;
216 u32 tag;
217 unsigned int l, allocl;
218 int has_name = 0;
219 int new_format = 0;
220
221 tag = *((u32 *)(*p));
222 if (tag != OF_DT_BEGIN_NODE) {
223 printk("Weird tag at start of node: %x\n", tag);
224 return mem;
225 }
226 *p += 4;
227 pathp = (char *)*p;
228 l = allocl = strlen(pathp) + 1;
229 *p = _ALIGN(*p + l, 4);
230
231 /* version 0x10 has a more compact unit name here instead of the full
232 * path. we accumulate the full path size using "fpsize", we'll rebuild
233 * it later. We detect this because the first character of the name is
234 * not '/'.
235 */
236 if ((*pathp) != '/') {
237 new_format = 1;
238 if (fpsize == 0) {
239 /* root node: special case. fpsize accounts for path
240 * plus terminating zero. root node only has '/', so
241 * fpsize should be 2, but we want to avoid the first
242 * level nodes to have two '/' so we use fpsize 1 here
243 */
244 fpsize = 1;
245 allocl = 2;
246 } else {
247 /* account for '/' and path size minus terminal 0
248 * already in 'l'
249 */
250 fpsize += l;
251 allocl = fpsize;
252 }
253 }
254
255 np = unflatten_dt_alloc(&mem, sizeof(struct device_node) + allocl,
256 __alignof__(struct device_node));
257 if (allnextpp) {
258 memset(np, 0, sizeof(*np));
259 np->full_name = ((char *)np) + sizeof(struct device_node);
260 if (new_format) {
261 char *p2 = np->full_name;
262 /* rebuild full path for new format */
263 if (dad && dad->parent) {
264 strcpy(p2, dad->full_name);
265#ifdef DEBUG
266 if ((strlen(p2) + l + 1) != allocl) {
267 pr_debug("%s: p: %d, l: %d, a: %d\n",
268 pathp, (int)strlen(p2),
269 l, allocl);
270 }
271#endif
272 p2 += strlen(p2);
273 }
274 *(p2++) = '/';
275 memcpy(p2, pathp, l);
276 } else
277 memcpy(np->full_name, pathp, l);
278 prev_pp = &np->properties;
279 **allnextpp = np;
280 *allnextpp = &np->allnext;
281 if (dad != NULL) {
282 np->parent = dad;
283 /* we temporarily use the next field as `last_child'*/
284 if (dad->next == NULL)
285 dad->child = np;
286 else
287 dad->next->sibling = np;
288 dad->next = np;
289 }
290 kref_init(&np->kref);
291 }
292 while (1) {
293 u32 sz, noff;
294 char *pname;
295
296 tag = *((u32 *)(*p));
297 if (tag == OF_DT_NOP) {
298 *p += 4;
299 continue;
300 }
301 if (tag != OF_DT_PROP)
302 break;
303 *p += 4;
304 sz = *((u32 *)(*p));
305 noff = *((u32 *)((*p) + 4));
306 *p += 8;
307 if (initial_boot_params->version < 0x10)
308 *p = _ALIGN(*p, sz >= 8 ? 8 : 4);
309
310 pname = find_flat_dt_string(noff);
311 if (pname == NULL) {
312 printk(KERN_INFO
313 "Can't find property name in list !\n");
314 break;
315 }
316 if (strcmp(pname, "name") == 0)
317 has_name = 1;
318 l = strlen(pname) + 1;
319 pp = unflatten_dt_alloc(&mem, sizeof(struct property),
320 __alignof__(struct property));
321 if (allnextpp) {
322 if (strcmp(pname, "linux,phandle") == 0) {
323 np->node = *((u32 *)*p);
324 if (np->linux_phandle == 0)
325 np->linux_phandle = np->node;
326 }
327 if (strcmp(pname, "ibm,phandle") == 0)
328 np->linux_phandle = *((u32 *)*p);
329 pp->name = pname;
330 pp->length = sz;
331 pp->value = (void *)*p;
332 *prev_pp = pp;
333 prev_pp = &pp->next;
334 }
335 *p = _ALIGN((*p) + sz, 4);
336 }
337 /* with version 0x10 we may not have the name property, recreate
338 * it here from the unit name if absent
339 */
340 if (!has_name) {
341 char *p1 = pathp, *ps = pathp, *pa = NULL;
342 int sz;
343
344 while (*p1) {
345 if ((*p1) == '@')
346 pa = p1;
347 if ((*p1) == '/')
348 ps = p1 + 1;
349 p1++;
350 }
351 if (pa < ps)
352 pa = p1;
353 sz = (pa - ps) + 1;
354 pp = unflatten_dt_alloc(&mem, sizeof(struct property) + sz,
355 __alignof__(struct property));
356 if (allnextpp) {
357 pp->name = "name";
358 pp->length = sz;
359 pp->value = pp + 1;
360 *prev_pp = pp;
361 prev_pp = &pp->next;
362 memcpy(pp->value, ps, sz - 1);
363 ((char *)pp->value)[sz - 1] = 0;
364 pr_debug("fixed up name for %s -> %s\n", pathp,
365 (char *)pp->value);
366 }
367 }
368 if (allnextpp) {
369 *prev_pp = NULL;
370 np->name = of_get_property(np, "name", NULL);
371 np->type = of_get_property(np, "device_type", NULL);
372
373 if (!np->name)
374 np->name = "<NULL>";
375 if (!np->type)
376 np->type = "<NULL>";
377 }
378 while (tag == OF_DT_BEGIN_NODE) {
379 mem = unflatten_dt_node(mem, p, np, allnextpp, fpsize);
380 tag = *((u32 *)(*p));
381 }
382 if (tag != OF_DT_END_NODE) {
383 printk(KERN_INFO "Weird tag at end of node: %x\n", tag);
384 return mem;
385 }
386 *p += 4;
387 return mem;
388}
389
390/**
391 * unflattens the device-tree passed by the firmware, creating the
392 * tree of struct device_node. It also fills the "name" and "type"
393 * pointers of the nodes so the normal device-tree walking functions
394 * can be used (this used to be done by finish_device_tree)
395 */
396void __init unflatten_device_tree(void)
397{
398 unsigned long start, mem, size;
399 struct device_node **allnextp = &allnodes;
400
401 pr_debug(" -> unflatten_device_tree()\n");
402
403 /* First pass, scan for size */
404 start = ((unsigned long)initial_boot_params) +
405 initial_boot_params->off_dt_struct;
406 size = unflatten_dt_node(0, &start, NULL, NULL, 0);
407 size = (size | 3) + 1;
408
409 pr_debug(" size is %lx, allocating...\n", size);
410
411 /* Allocate memory for the expanded device tree */
412 mem = lmb_alloc(size + 4, __alignof__(struct device_node));
413 mem = (unsigned long) __va(mem);
414
415 ((u32 *)mem)[size / 4] = 0xdeadbeef;
416
417 pr_debug(" unflattening %lx...\n", mem);
418
419 /* Second pass, do actual unflattening */
420 start = ((unsigned long)initial_boot_params) +
421 initial_boot_params->off_dt_struct;
422 unflatten_dt_node(mem, &start, NULL, &allnextp, 0);
423 if (*((u32 *)start) != OF_DT_END)
424 printk(KERN_WARNING "Weird tag at end of tree: %08x\n",
425 *((u32 *)start));
426 if (((u32 *)mem)[size / 4] != 0xdeadbeef)
427 printk(KERN_WARNING "End of tree marker overwritten: %08x\n",
428 ((u32 *)mem)[size / 4]);
429 *allnextp = NULL;
430
431 /* Get pointer to OF "/chosen" node for use everywhere */
432 of_chosen = of_find_node_by_path("/chosen");
433 if (of_chosen == NULL)
434 of_chosen = of_find_node_by_path("/chosen@0");
435
436 pr_debug(" <- unflatten_device_tree()\n");
437}
438
439#define early_init_dt_scan_drconf_memory(node) 0
440
441static int __init early_init_dt_scan_cpus(unsigned long node,
442 const char *uname, int depth,
443 void *data)
444{
445 static int logical_cpuid;
446 char *type = of_get_flat_dt_prop(node, "device_type", NULL);
447 const u32 *intserv;
448 int i, nthreads;
449 int found = 0;
450
451 /* We are scanning "cpu" nodes only */
452 if (type == NULL || strcmp(type, "cpu") != 0)
453 return 0;
454
455 /* Get physical cpuid */
456 intserv = of_get_flat_dt_prop(node, "reg", NULL);
457 nthreads = 1;
458
459 /*
460 * Now see if any of these threads match our boot cpu.
461 * NOTE: This must match the parsing done in smp_setup_cpu_maps.
462 */
463 for (i = 0; i < nthreads; i++) {
464 /*
465 * version 2 of the kexec param format adds the phys cpuid of
466 * booted proc.
467 */
468 if (initial_boot_params && initial_boot_params->version >= 2) {
469 if (intserv[i] ==
470 initial_boot_params->boot_cpuid_phys) {
471 found = 1;
472 break;
473 }
474 } else {
475 /*
476 * Check if it's the boot-cpu, set it's hw index now,
477 * unfortunately this format did not support booting
478 * off secondary threads.
479 */
480 if (of_get_flat_dt_prop(node,
481 "linux,boot-cpu", NULL) != NULL) {
482 found = 1;
483 break;
484 }
485 }
486
487#ifdef CONFIG_SMP
488 /* logical cpu id is always 0 on UP kernels */
489 logical_cpuid++;
490#endif
491 }
492
493 if (found) {
494 pr_debug("boot cpu: logical %d physical %d\n", logical_cpuid,
495 intserv[i]);
496 boot_cpuid = logical_cpuid;
497 }
498
499 return 0;
500}
501
502#ifdef CONFIG_BLK_DEV_INITRD
503static void __init early_init_dt_check_for_initrd(unsigned long node)
504{
505 unsigned long l;
506 u32 *prop;
507
508 pr_debug("Looking for initrd properties... ");
509
510 prop = of_get_flat_dt_prop(node, "linux,initrd-start", &l);
511 if (prop) {
512 initrd_start = (unsigned long)
513 __va((u32)of_read_ulong(prop, l/4));
514
515 prop = of_get_flat_dt_prop(node, "linux,initrd-end", &l);
516 if (prop) {
517 initrd_end = (unsigned long)
518 __va((u32)of_read_ulong(prop, 1/4));
519 initrd_below_start_ok = 1;
520 } else {
521 initrd_start = 0;
522 }
523 }
524
525 pr_debug("initrd_start=0x%lx initrd_end=0x%lx\n",
526 initrd_start, initrd_end);
527}
528#else
529static inline void early_init_dt_check_for_initrd(unsigned long node)
530{
531}
532#endif /* CONFIG_BLK_DEV_INITRD */
533
534static int __init early_init_dt_scan_chosen(unsigned long node,
535 const char *uname, int depth, void *data)
536{
537 unsigned long l;
538 char *p;
539
540 pr_debug("search \"chosen\", depth: %d, uname: %s\n", depth, uname);
541
542 if (depth != 1 ||
543 (strcmp(uname, "chosen") != 0 &&
544 strcmp(uname, "chosen@0") != 0))
545 return 0;
546
547#ifdef CONFIG_KEXEC
548 lprop = (u64 *)of_get_flat_dt_prop(node,
549 "linux,crashkernel-base", NULL);
550 if (lprop)
551 crashk_res.start = *lprop;
552
553 lprop = (u64 *)of_get_flat_dt_prop(node,
554 "linux,crashkernel-size", NULL);
555 if (lprop)
556 crashk_res.end = crashk_res.start + *lprop - 1;
557#endif
558
559 early_init_dt_check_for_initrd(node);
560
561 /* Retreive command line */
562 p = of_get_flat_dt_prop(node, "bootargs", &l);
563 if (p != NULL && l > 0)
564 strlcpy(cmd_line, p, min((int)l, COMMAND_LINE_SIZE));
565
566#ifdef CONFIG_CMDLINE
567#ifndef CONFIG_CMDLINE_FORCE
568 if (p == NULL || l == 0 || (l == 1 && (*p) == 0))
569#endif
570 strlcpy(cmd_line, CONFIG_CMDLINE, COMMAND_LINE_SIZE);
571#endif /* CONFIG_CMDLINE */
572
573 pr_debug("Command line is: %s\n", cmd_line);
574
575 /* break now */
576 return 1;
577}
578
579static int __init early_init_dt_scan_root(unsigned long node,
580 const char *uname, int depth, void *data)
581{
582 u32 *prop;
583
584 if (depth != 0)
585 return 0;
586
587 prop = of_get_flat_dt_prop(node, "#size-cells", NULL);
588 dt_root_size_cells = (prop == NULL) ? 1 : *prop;
589 pr_debug("dt_root_size_cells = %x\n", dt_root_size_cells);
590
591 prop = of_get_flat_dt_prop(node, "#address-cells", NULL);
592 dt_root_addr_cells = (prop == NULL) ? 2 : *prop;
593 pr_debug("dt_root_addr_cells = %x\n", dt_root_addr_cells);
594
595 /* break now */
596 return 1;
597}
598
599static u64 __init dt_mem_next_cell(int s, cell_t **cellp)
600{ 46{
601 cell_t *p = *cellp; 47 /* No Microblaze specific code here */
602
603 *cellp = p + s;
604 return of_read_number(p, s);
605} 48}
606 49
607static int __init early_init_dt_scan_memory(unsigned long node, 50void __init early_init_dt_add_memory_arch(u64 base, u64 size)
608 const char *uname, int depth, void *data)
609{ 51{
610 char *type = of_get_flat_dt_prop(node, "device_type", NULL); 52 lmb_add(base, size);
611 cell_t *reg, *endp;
612 unsigned long l;
613
614 /* Look for the ibm,dynamic-reconfiguration-memory node */
615/* if (depth == 1 &&
616 strcmp(uname, "ibm,dynamic-reconfiguration-memory") == 0)
617 return early_init_dt_scan_drconf_memory(node);
618*/
619 /* We are scanning "memory" nodes only */
620 if (type == NULL) {
621 /*
622 * The longtrail doesn't have a device_type on the
623 * /memory node, so look for the node called /memory@0.
624 */
625 if (depth != 1 || strcmp(uname, "memory@0") != 0)
626 return 0;
627 } else if (strcmp(type, "memory") != 0)
628 return 0;
629
630 reg = (cell_t *)of_get_flat_dt_prop(node, "linux,usable-memory", &l);
631 if (reg == NULL)
632 reg = (cell_t *)of_get_flat_dt_prop(node, "reg", &l);
633 if (reg == NULL)
634 return 0;
635
636 endp = reg + (l / sizeof(cell_t));
637
638 pr_debug("memory scan node %s, reg size %ld, data: %x %x %x %x,\n",
639 uname, l, reg[0], reg[1], reg[2], reg[3]);
640
641 while ((endp - reg) >= (dt_root_addr_cells + dt_root_size_cells)) {
642 u64 base, size;
643
644 base = dt_mem_next_cell(dt_root_addr_cells, &reg);
645 size = dt_mem_next_cell(dt_root_size_cells, &reg);
646
647 if (size == 0)
648 continue;
649 pr_debug(" - %llx , %llx\n", (unsigned long long)base,
650 (unsigned long long)size);
651
652 lmb_add(base, size);
653 }
654 return 0;
655} 53}
656 54
657#ifdef CONFIG_PHYP_DUMP 55u64 __init early_init_dt_alloc_memory_arch(u64 size, u64 align)
658/**
659 * phyp_dump_calculate_reserve_size() - reserve variable boot area 5% or arg
660 *
661 * Function to find the largest size we need to reserve
662 * during early boot process.
663 *
664 * It either looks for boot param and returns that OR
665 * returns larger of 256 or 5% rounded down to multiples of 256MB.
666 *
667 */
668static inline unsigned long phyp_dump_calculate_reserve_size(void)
669{ 56{
670 unsigned long tmp; 57 return lmb_alloc(size, align);
671
672 if (phyp_dump_info->reserve_bootvar)
673 return phyp_dump_info->reserve_bootvar;
674
675 /* divide by 20 to get 5% of value */
676 tmp = lmb_end_of_DRAM();
677 do_div(tmp, 20);
678
679 /* round it down in multiples of 256 */
680 tmp = tmp & ~0x0FFFFFFFUL;
681
682 return (tmp > PHYP_DUMP_RMR_END ? tmp : PHYP_DUMP_RMR_END);
683} 58}
684 59
685/**
686 * phyp_dump_reserve_mem() - reserve all not-yet-dumped mmemory
687 *
688 * This routine may reserve memory regions in the kernel only
689 * if the system is supported and a dump was taken in last
690 * boot instance or if the hardware is supported and the
691 * scratch area needs to be setup. In other instances it returns
692 * without reserving anything. The memory in case of dump being
693 * active is freed when the dump is collected (by userland tools).
694 */
695static void __init phyp_dump_reserve_mem(void)
696{
697 unsigned long base, size;
698 unsigned long variable_reserve_size;
699
700 if (!phyp_dump_info->phyp_dump_configured) {
701 printk(KERN_ERR "Phyp-dump not supported on this hardware\n");
702 return;
703 }
704
705 if (!phyp_dump_info->phyp_dump_at_boot) {
706 printk(KERN_INFO "Phyp-dump disabled at boot time\n");
707 return;
708 }
709
710 variable_reserve_size = phyp_dump_calculate_reserve_size();
711
712 if (phyp_dump_info->phyp_dump_is_active) {
713 /* Reserve *everything* above RMR.Area freed by userland tools*/
714 base = variable_reserve_size;
715 size = lmb_end_of_DRAM() - base;
716
717 /* XXX crashed_ram_end is wrong, since it may be beyond
718 * the memory_limit, it will need to be adjusted. */
719 lmb_reserve(base, size);
720
721 phyp_dump_info->init_reserve_start = base;
722 phyp_dump_info->init_reserve_size = size;
723 } else {
724 size = phyp_dump_info->cpu_state_size +
725 phyp_dump_info->hpte_region_size +
726 variable_reserve_size;
727 base = lmb_end_of_DRAM() - size;
728 lmb_reserve(base, size);
729 phyp_dump_info->init_reserve_start = base;
730 phyp_dump_info->init_reserve_size = size;
731 }
732}
733#else
734static inline void __init phyp_dump_reserve_mem(void) {}
735#endif /* CONFIG_PHYP_DUMP && CONFIG_PPC_RTAS */
736
737#ifdef CONFIG_EARLY_PRINTK 60#ifdef CONFIG_EARLY_PRINTK
738/* MS this is Microblaze specifig function */ 61/* MS this is Microblaze specifig function */
739static int __init early_init_dt_scan_serial(unsigned long node, 62static int __init early_init_dt_scan_serial(unsigned long node,
@@ -775,11 +98,6 @@ void __init early_init_devtree(void *params)
775 /* Setup flat device-tree pointer */ 98 /* Setup flat device-tree pointer */
776 initial_boot_params = params; 99 initial_boot_params = params;
777 100
778#ifdef CONFIG_PHYP_DUMP
779 /* scan tree to see if dump occured during last boot */
780 of_scan_flat_dt(early_init_dt_scan_phyp_dump, NULL);
781#endif
782
783 /* Retrieve various informations from the /chosen node of the 101 /* Retrieve various informations from the /chosen node of the
784 * device-tree, including the platform type, initrd location and 102 * device-tree, including the platform type, initrd location and
785 * size, TCE reserve, and more ... 103 * size, TCE reserve, and more ...
@@ -799,33 +117,18 @@ void __init early_init_devtree(void *params)
799 117
800 pr_debug("Phys. mem: %lx\n", (unsigned long) lmb_phys_mem_size()); 118 pr_debug("Phys. mem: %lx\n", (unsigned long) lmb_phys_mem_size());
801 119
802 pr_debug("Scanning CPUs ...\n");
803
804 /* Retreive CPU related informations from the flat tree
805 * (altivec support, boot CPU ID, ...)
806 */
807 of_scan_flat_dt(early_init_dt_scan_cpus, NULL);
808
809 pr_debug(" <- early_init_devtree()\n"); 120 pr_debug(" <- early_init_devtree()\n");
810} 121}
811 122
812/** 123#ifdef CONFIG_BLK_DEV_INITRD
813 * Indicates whether the root node has a given value in its 124void __init early_init_dt_setup_initrd_arch(unsigned long start,
814 * compatible property. 125 unsigned long end)
815 */
816int machine_is_compatible(const char *compat)
817{ 126{
818 struct device_node *root; 127 initrd_start = (unsigned long)__va(start);
819 int rc = 0; 128 initrd_end = (unsigned long)__va(end);
820 129 initrd_below_start_ok = 1;
821 root = of_find_node_by_path("/");
822 if (root) {
823 rc = of_device_is_compatible(root, compat);
824 of_node_put(root);
825 }
826 return rc;
827} 130}
828EXPORT_SYMBOL(machine_is_compatible); 131#endif
829 132
830/******* 133/*******
831 * 134 *
@@ -838,273 +141,6 @@ EXPORT_SYMBOL(machine_is_compatible);
838 * 141 *
839 *******/ 142 *******/
840 143
841/**
842 * of_find_node_by_phandle - Find a node given a phandle
843 * @handle: phandle of the node to find
844 *
845 * Returns a node pointer with refcount incremented, use
846 * of_node_put() on it when done.
847 */
848struct device_node *of_find_node_by_phandle(phandle handle)
849{
850 struct device_node *np;
851
852 read_lock(&devtree_lock);
853 for (np = allnodes; np != NULL; np = np->allnext)
854 if (np->linux_phandle == handle)
855 break;
856 of_node_get(np);
857 read_unlock(&devtree_lock);
858 return np;
859}
860EXPORT_SYMBOL(of_find_node_by_phandle);
861
862/**
863 * of_node_get - Increment refcount of a node
864 * @node: Node to inc refcount, NULL is supported to
865 * simplify writing of callers
866 *
867 * Returns node.
868 */
869struct device_node *of_node_get(struct device_node *node)
870{
871 if (node)
872 kref_get(&node->kref);
873 return node;
874}
875EXPORT_SYMBOL(of_node_get);
876
877static inline struct device_node *kref_to_device_node(struct kref *kref)
878{
879 return container_of(kref, struct device_node, kref);
880}
881
882/**
883 * of_node_release - release a dynamically allocated node
884 * @kref: kref element of the node to be released
885 *
886 * In of_node_put() this function is passed to kref_put()
887 * as the destructor.
888 */
889static void of_node_release(struct kref *kref)
890{
891 struct device_node *node = kref_to_device_node(kref);
892 struct property *prop = node->properties;
893
894 /* We should never be releasing nodes that haven't been detached. */
895 if (!of_node_check_flag(node, OF_DETACHED)) {
896 printk(KERN_INFO "WARNING: Bad of_node_put() on %s\n",
897 node->full_name);
898 dump_stack();
899 kref_init(&node->kref);
900 return;
901 }
902
903 if (!of_node_check_flag(node, OF_DYNAMIC))
904 return;
905
906 while (prop) {
907 struct property *next = prop->next;
908 kfree(prop->name);
909 kfree(prop->value);
910 kfree(prop);
911 prop = next;
912
913 if (!prop) {
914 prop = node->deadprops;
915 node->deadprops = NULL;
916 }
917 }
918 kfree(node->full_name);
919 kfree(node->data);
920 kfree(node);
921}
922
923/**
924 * of_node_put - Decrement refcount of a node
925 * @node: Node to dec refcount, NULL is supported to
926 * simplify writing of callers
927 *
928 */
929void of_node_put(struct device_node *node)
930{
931 if (node)
932 kref_put(&node->kref, of_node_release);
933}
934EXPORT_SYMBOL(of_node_put);
935
936/*
937 * Plug a device node into the tree and global list.
938 */
939void of_attach_node(struct device_node *np)
940{
941 unsigned long flags;
942
943 write_lock_irqsave(&devtree_lock, flags);
944 np->sibling = np->parent->child;
945 np->allnext = allnodes;
946 np->parent->child = np;
947 allnodes = np;
948 write_unlock_irqrestore(&devtree_lock, flags);
949}
950
951/*
952 * "Unplug" a node from the device tree. The caller must hold
953 * a reference to the node. The memory associated with the node
954 * is not freed until its refcount goes to zero.
955 */
956void of_detach_node(struct device_node *np)
957{
958 struct device_node *parent;
959 unsigned long flags;
960
961 write_lock_irqsave(&devtree_lock, flags);
962
963 parent = np->parent;
964 if (!parent)
965 goto out_unlock;
966
967 if (allnodes == np)
968 allnodes = np->allnext;
969 else {
970 struct device_node *prev;
971 for (prev = allnodes;
972 prev->allnext != np;
973 prev = prev->allnext)
974 ;
975 prev->allnext = np->allnext;
976 }
977
978 if (parent->child == np)
979 parent->child = np->sibling;
980 else {
981 struct device_node *prevsib;
982 for (prevsib = np->parent->child;
983 prevsib->sibling != np;
984 prevsib = prevsib->sibling)
985 ;
986 prevsib->sibling = np->sibling;
987 }
988
989 of_node_set_flag(np, OF_DETACHED);
990
991out_unlock:
992 write_unlock_irqrestore(&devtree_lock, flags);
993}
994
995/*
996 * Add a property to a node
997 */
998int prom_add_property(struct device_node *np, struct property *prop)
999{
1000 struct property **next;
1001 unsigned long flags;
1002
1003 prop->next = NULL;
1004 write_lock_irqsave(&devtree_lock, flags);
1005 next = &np->properties;
1006 while (*next) {
1007 if (strcmp(prop->name, (*next)->name) == 0) {
1008 /* duplicate ! don't insert it */
1009 write_unlock_irqrestore(&devtree_lock, flags);
1010 return -1;
1011 }
1012 next = &(*next)->next;
1013 }
1014 *next = prop;
1015 write_unlock_irqrestore(&devtree_lock, flags);
1016
1017#ifdef CONFIG_PROC_DEVICETREE
1018 /* try to add to proc as well if it was initialized */
1019 if (np->pde)
1020 proc_device_tree_add_prop(np->pde, prop);
1021#endif /* CONFIG_PROC_DEVICETREE */
1022
1023 return 0;
1024}
1025
1026/*
1027 * Remove a property from a node. Note that we don't actually
1028 * remove it, since we have given out who-knows-how-many pointers
1029 * to the data using get-property. Instead we just move the property
1030 * to the "dead properties" list, so it won't be found any more.
1031 */
1032int prom_remove_property(struct device_node *np, struct property *prop)
1033{
1034 struct property **next;
1035 unsigned long flags;
1036 int found = 0;
1037
1038 write_lock_irqsave(&devtree_lock, flags);
1039 next = &np->properties;
1040 while (*next) {
1041 if (*next == prop) {
1042 /* found the node */
1043 *next = prop->next;
1044 prop->next = np->deadprops;
1045 np->deadprops = prop;
1046 found = 1;
1047 break;
1048 }
1049 next = &(*next)->next;
1050 }
1051 write_unlock_irqrestore(&devtree_lock, flags);
1052
1053 if (!found)
1054 return -ENODEV;
1055
1056#ifdef CONFIG_PROC_DEVICETREE
1057 /* try to remove the proc node as well */
1058 if (np->pde)
1059 proc_device_tree_remove_prop(np->pde, prop);
1060#endif /* CONFIG_PROC_DEVICETREE */
1061
1062 return 0;
1063}
1064
1065/*
1066 * Update a property in a node. Note that we don't actually
1067 * remove it, since we have given out who-knows-how-many pointers
1068 * to the data using get-property. Instead we just move the property
1069 * to the "dead properties" list, and add the new property to the
1070 * property list
1071 */
1072int prom_update_property(struct device_node *np,
1073 struct property *newprop,
1074 struct property *oldprop)
1075{
1076 struct property **next;
1077 unsigned long flags;
1078 int found = 0;
1079
1080 write_lock_irqsave(&devtree_lock, flags);
1081 next = &np->properties;
1082 while (*next) {
1083 if (*next == oldprop) {
1084 /* found the node */
1085 newprop->next = oldprop->next;
1086 *next = newprop;
1087 oldprop->next = np->deadprops;
1088 np->deadprops = oldprop;
1089 found = 1;
1090 break;
1091 }
1092 next = &(*next)->next;
1093 }
1094 write_unlock_irqrestore(&devtree_lock, flags);
1095
1096 if (!found)
1097 return -ENODEV;
1098
1099#ifdef CONFIG_PROC_DEVICETREE
1100 /* try to add to proc as well if it was initialized */
1101 if (np->pde)
1102 proc_device_tree_update_prop(np->pde, newprop, oldprop);
1103#endif /* CONFIG_PROC_DEVICETREE */
1104
1105 return 0;
1106}
1107
1108#if defined(CONFIG_DEBUG_FS) && defined(DEBUG) 144#if defined(CONFIG_DEBUG_FS) && defined(DEBUG)
1109static struct debugfs_blob_wrapper flat_dt_blob; 145static struct debugfs_blob_wrapper flat_dt_blob;
1110 146
diff --git a/arch/microblaze/kernel/setup.c b/arch/microblaze/kernel/setup.c
index 5372b24ad049..bb8c4b9ccb80 100644
--- a/arch/microblaze/kernel/setup.c
+++ b/arch/microblaze/kernel/setup.c
@@ -54,6 +54,7 @@ void __init setup_arch(char **cmdline_p)
54 54
55 microblaze_cache_init(); 55 microblaze_cache_init();
56 56
57 invalidate_dcache();
57 enable_dcache(); 58 enable_dcache();
58 59
59 invalidate_icache(); 60 invalidate_icache();
generated by cgit v1.2.2 (git 2.25.0) at 2025-01-19 19:22:38 -0500