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-rw-r--r--arch/arm/include/asm/cacheflush.h3
-rw-r--r--arch/arm/kernel/setup.c1
-rw-r--r--arch/arm/mach-gemini/gpio.c4
-rw-r--r--arch/arm/mach-omap2/mux.c12
-rw-r--r--arch/arm/mm/alignment.c3
-rw-r--r--arch/arm/tools/mach-types46
-rw-r--r--arch/ia64/include/asm/acpi.h1
-rw-r--r--arch/ia64/sn/kernel/setup.c2
-rw-r--r--arch/microblaze/Kconfig1
-rw-r--r--arch/microblaze/include/asm/io.h2
-rw-r--r--arch/microblaze/include/asm/prom.h20
-rw-r--r--arch/microblaze/kernel/cpu/cache.c27
-rw-r--r--arch/microblaze/kernel/of_platform.c2
-rw-r--r--arch/microblaze/kernel/prom.c990
-rw-r--r--arch/mips/bcm47xx/prom.c8
-rw-r--r--arch/mips/mm/highmem.c1
-rw-r--r--arch/parisc/Kconfig1
-rw-r--r--arch/parisc/kernel/pci.c7
-rw-r--r--arch/powerpc/Kconfig1
-rw-r--r--arch/powerpc/include/asm/prom.h18
-rw-r--r--arch/powerpc/kernel/of_platform.c2
-rw-r--r--arch/powerpc/kernel/pci_64.c2
-rw-r--r--arch/powerpc/kernel/prom.c887
-rw-r--r--arch/powerpc/platforms/85xx/mpc85xx_mds.c3
-rw-r--r--arch/powerpc/platforms/85xx/xes_mpc85xx.c4
-rw-r--r--arch/powerpc/platforms/cell/cbe_powerbutton.c2
-rw-r--r--arch/powerpc/platforms/cell/ras.c2
-rw-r--r--arch/powerpc/platforms/cell/spu_manage.c6
-rw-r--r--arch/powerpc/platforms/pasemi/cpufreq.c4
-rw-r--r--arch/powerpc/platforms/powermac/cpufreq_32.c14
-rw-r--r--arch/powerpc/platforms/powermac/cpufreq_64.c14
-rw-r--r--arch/powerpc/platforms/powermac/feature.c2
-rw-r--r--arch/powerpc/platforms/powermac/pfunc_core.c2
-rw-r--r--arch/powerpc/platforms/powermac/smp.c12
-rw-r--r--arch/powerpc/platforms/powermac/time.c8
-rw-r--r--arch/powerpc/platforms/powermac/udbg_scc.c6
-rw-r--r--arch/powerpc/sysdev/grackle.c4
-rw-r--r--arch/sparc/include/asm/stat.h4
-rw-r--r--arch/sparc/kernel/devices.c2
-rw-r--r--arch/sparc/kernel/kstack.h4
-rw-r--r--arch/sparc/kernel/of_device_32.c4
-rw-r--r--arch/sparc/kernel/of_device_64.c2
-rw-r--r--arch/sparc/kernel/pci.c7
-rw-r--r--arch/sparc/kernel/prom.h3
-rw-r--r--arch/sparc/kernel/prom_common.c18
-rw-r--r--arch/sparc/kernel/smp_64.c2
-rw-r--r--arch/sparc/kernel/tsb.S6
-rw-r--r--arch/x86/include/asm/processor.h2
-rw-r--r--arch/x86/kernel/acpi/boot.c8
-rw-r--r--arch/x86/kernel/hw_breakpoint.c30
-rw-r--r--arch/x86/kernel/ptrace.c7
51 files changed, 230 insertions, 1993 deletions
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index c77d2fa..8113bb5 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -42,7 +42,8 @@
#endif
#if defined(CONFIG_CPU_ARM920T) || defined(CONFIG_CPU_ARM922T) || \
- defined(CONFIG_CPU_ARM925T) || defined(CONFIG_CPU_ARM1020)
+ defined(CONFIG_CPU_ARM925T) || defined(CONFIG_CPU_ARM1020) || \
+ defined(CONFIG_CPU_ARM1026)
# define MULTI_CACHE 1
#endif
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index c6c57b6..621acad 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -102,6 +102,7 @@ struct cpu_cache_fns cpu_cache;
#endif
#ifdef CONFIG_OUTER_CACHE
struct outer_cache_fns outer_cache;
+EXPORT_SYMBOL(outer_cache);
#endif
struct stack {
diff --git a/arch/arm/mach-gemini/gpio.c b/arch/arm/mach-gemini/gpio.c
index e726385..fe3bd5a 100644
--- a/arch/arm/mach-gemini/gpio.c
+++ b/arch/arm/mach-gemini/gpio.c
@@ -86,7 +86,7 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type)
unsigned int reg_both, reg_level, reg_type;
reg_type = __raw_readl(base + GPIO_INT_TYPE);
- reg_level = __raw_readl(base + GPIO_INT_BOTH_EDGE);
+ reg_level = __raw_readl(base + GPIO_INT_LEVEL);
reg_both = __raw_readl(base + GPIO_INT_BOTH_EDGE);
switch (type) {
@@ -117,7 +117,7 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type)
}
__raw_writel(reg_type, base + GPIO_INT_TYPE);
- __raw_writel(reg_level, base + GPIO_INT_BOTH_EDGE);
+ __raw_writel(reg_level, base + GPIO_INT_LEVEL);
__raw_writel(reg_both, base + GPIO_INT_BOTH_EDGE);
gpio_ack_irq(irq);
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index 5fedc50..5fef73f 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -961,16 +961,14 @@ static void __init omap_mux_init_list(struct omap_mux *superset)
while (superset->reg_offset != OMAP_MUX_TERMINATOR) {
struct omap_mux *entry;
-#ifndef CONFIG_OMAP_MUX
- /* Skip pins that are not muxed as GPIO by bootloader */
- if (!OMAP_MODE_GPIO(omap_mux_read(superset->reg_offset))) {
+#ifdef CONFIG_OMAP_MUX
+ if (!superset->muxnames || !superset->muxnames[0]) {
superset++;
continue;
}
-#endif
-
-#if defined(CONFIG_OMAP_MUX) && defined(CONFIG_DEBUG_FS)
- if (!superset->muxnames || !superset->muxnames[0]) {
+#else
+ /* Skip pins that are not muxed as GPIO by bootloader */
+ if (!OMAP_MODE_GPIO(omap_mux_read(superset->reg_offset))) {
superset++;
continue;
}
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c
index b270d62..62820ed 100644
--- a/arch/arm/mm/alignment.c
+++ b/arch/arm/mm/alignment.c
@@ -11,6 +11,7 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
+#include <linux/moduleparam.h>
#include <linux/compiler.h>
#include <linux/kernel.h>
#include <linux/errno.h>
@@ -77,6 +78,8 @@ static unsigned long ai_dword;
static unsigned long ai_multi;
static int ai_usermode;
+core_param(alignment, ai_usermode, int, 0600);
+
#define UM_WARN (1 << 0)
#define UM_FIXUP (1 << 1)
#define UM_SIGNAL (1 << 2)
diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types
index 5a79fc6..31c2f4c 100644
--- a/arch/arm/tools/mach-types
+++ b/arch/arm/tools/mach-types
@@ -12,7 +12,7 @@
#
# http://www.arm.linux.org.uk/developer/machines/?action=new
#
-# Last update: Thu Jan 28 22:15:54 2010
+# Last update: Sat Feb 20 14:16:15 2010
#
# machine_is_xxx CONFIG_xxxx MACH_TYPE_xxx number
#
@@ -2257,7 +2257,7 @@ oratisalog MACH_ORATISALOG ORATISALOG 2268
oratismadi MACH_ORATISMADI ORATISMADI 2269
oratisot16 MACH_ORATISOT16 ORATISOT16 2270
oratisdesk MACH_ORATISDESK ORATISDESK 2271
-v2_ca9 MACH_V2P_CA9 V2P_CA9 2272
+vexpress MACH_VEXPRESS VEXPRESS 2272
sintexo MACH_SINTEXO SINTEXO 2273
cm3389 MACH_CM3389 CM3389 2274
omap3_cio MACH_OMAP3_CIO OMAP3_CIO 2275
@@ -2636,3 +2636,45 @@ hw90240 MACH_HW90240 HW90240 2648
dm365_leopard MACH_DM365_LEOPARD DM365_LEOPARD 2649
mityomapl138 MACH_MITYOMAPL138 MITYOMAPL138 2650
scat110 MACH_SCAT110 SCAT110 2651
+acer_a1 MACH_ACER_A1 ACER_A1 2652
+cmcontrol MACH_CMCONTROL CMCONTROL 2653
+pelco_lamar MACH_PELCO_LAMAR PELCO_LAMAR 2654
+rfp43 MACH_RFP43 RFP43 2655
+sk86r0301 MACH_SK86R0301 SK86R0301 2656
+ctpxa MACH_CTPXA CTPXA 2657
+epb_arm9_a MACH_EPB_ARM9_A EPB_ARM9_A 2658
+guruplug MACH_GURUPLUG GURUPLUG 2659
+spear310 MACH_SPEAR310 SPEAR310 2660
+spear320 MACH_SPEAR320 SPEAR320 2661
+robotx MACH_ROBOTX ROBOTX 2662
+lsxhl MACH_LSXHL LSXHL 2663
+smartlite MACH_SMARTLITE SMARTLITE 2664
+cws2 MACH_CWS2 CWS2 2665
+m619 MACH_M619 M619 2666
+smartview MACH_SMARTVIEW SMARTVIEW 2667
+lsa_salsa MACH_LSA_SALSA LSA_SALSA 2668
+kizbox MACH_KIZBOX KIZBOX 2669
+htccharmer MACH_HTCCHARMER HTCCHARMER 2670
+guf_neso_lt MACH_GUF_NESO_LT GUF_NESO_LT 2671
+pm9g45 MACH_PM9G45 PM9G45 2672
+htcpanther MACH_HTCPANTHER HTCPANTHER 2673
+htcpanther_cdma MACH_HTCPANTHER_CDMA HTCPANTHER_CDMA 2674
+reb01 MACH_REB01 REB01 2675
+aquila MACH_AQUILA AQUILA 2676
+spark_sls_hw2 MACH_SPARK_SLS_HW2 SPARK_SLS_HW2 2677
+sheeva_esata MACH_ESATA_SHEEVAPLUG ESATA_SHEEVAPLUG 2678
+surf7x30 MACH_SURF7X30 SURF7X30 2679
+micro2440 MACH_MICRO2440 MICRO2440 2680
+am2440 MACH_AM2440 AM2440 2681
+tq2440 MACH_TQ2440 TQ2440 2682
+lpc2478oem MACH_LPC2478OEM LPC2478OEM 2683
+ak880x MACH_AK880X AK880X 2684
+cobra3530 MACH_COBRA3530 COBRA3530 2685
+pmppb MACH_PMPPB PMPPB 2686
+u6715 MACH_U6715 U6715 2687
+axar1500_sender MACH_AXAR1500_SENDER AXAR1500_SENDER 2688
+g30_dvb MACH_G30_DVB G30_DVB 2689
+vc088x MACH_VC088X VC088X 2690
+mioa702 MACH_MIOA702 MIOA702 2691
+hpmin MACH_HPMIN HPMIN 2692
+ak880xak MACH_AK880XAK AK880XAK 2693
diff --git a/arch/ia64/include/asm/acpi.h b/arch/ia64/include/asm/acpi.h
index 7ae5889..e97b255 100644
--- a/arch/ia64/include/asm/acpi.h
+++ b/arch/ia64/include/asm/acpi.h
@@ -94,6 +94,7 @@ ia64_acpi_release_global_lock (unsigned int *lock)
#define acpi_noirq 0 /* ACPI always enabled on IA64 */
#define acpi_pci_disabled 0 /* ACPI PCI always enabled on IA64 */
#define acpi_strict 1 /* no ACPI spec workarounds on IA64 */
+#define acpi_ht 0 /* no HT-only mode on IA64 */
#endif
#define acpi_processor_cstate_check(x) (x) /* no idle limits on IA64 :) */
static inline void disable_acpi(void) { }
diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c
index ece1bf9..e456f06 100644
--- a/arch/ia64/sn/kernel/setup.c
+++ b/arch/ia64/sn/kernel/setup.c
@@ -71,7 +71,7 @@ EXPORT_SYMBOL(sn_rtc_cycles_per_second);
DEFINE_PER_CPU(struct sn_hub_info_s, __sn_hub_info);
EXPORT_PER_CPU_SYMBOL(__sn_hub_info);
-DEFINE_PER_CPU(short [MAX_COMPACT_NODES], __sn_cnodeid_to_nasid);
+DEFINE_PER_CPU(short, __sn_cnodeid_to_nasid[MAX_COMPACT_NODES]);
EXPORT_PER_CPU_SYMBOL(__sn_cnodeid_to_nasid);
DEFINE_PER_CPU(struct nodepda_s *, __sn_nodepda);
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index cd5837e..b008168 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -130,6 +130,7 @@ config CMDLINE_FORCE
config OF
def_bool y
+ select OF_FLATTREE
config PROC_DEVICETREE
bool "Support for device tree in /proc"
diff --git a/arch/microblaze/include/asm/io.h b/arch/microblaze/include/asm/io.h
index fc9997b..267c7c7 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,
* Little endian
*/
-#define out_le32(a, v) __raw_writel(__cpu_to_le32(v), (a));
+#define out_le32(a, v) __raw_writel(__cpu_to_le32(v), (a))
#define out_le16(a, v) __raw_writew(__cpu_to_le16(v), (a))
#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 ef3ec1d..03f45a9 100644
--- a/arch/microblaze/include/asm/prom.h
+++ b/arch/microblaze/include/asm/prom.h
@@ -26,31 +26,11 @@
#include <asm/irq.h>
#include <asm/atomic.h>
-#define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 1
-#define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1
-
-#define of_compat_cmp(s1, s2, l) strncasecmp((s1), (s2), (l))
-#define of_prop_cmp(s1, s2) strcmp((s1), (s2))
-#define of_node_cmp(s1, s2) strcasecmp((s1), (s2))
-
-extern struct device_node *of_chosen;
-
#define HAVE_ARCH_DEVTREE_FIXUPS
-extern struct device_node *allnodes; /* temporary while merging */
-extern rwlock_t devtree_lock; /* temporary while merging */
-
-/* For updating the device tree at runtime */
-extern void of_attach_node(struct device_node *);
-extern void of_detach_node(struct device_node *);
-
/* Other Prototypes */
extern int early_uartlite_console(void);
-extern struct resource *request_OF_resource(struct device_node *node,
- int index, const char *name_postfix);
-extern int release_OF_resource(struct device_node *node, int index);
-
/*
* OF address retreival & translation
*/
diff --git a/arch/microblaze/kernel/cpu/cache.c b/arch/microblaze/kernel/cpu/cache.c
index d9d6383..2a56bcc 100644
--- a/arch/microblaze/kernel/cpu/cache.c
+++ b/arch/microblaze/kernel/cpu/cache.c
@@ -172,16 +172,15 @@ do { \
/* It is used only first parameter for OP - for wic, wdc */
#define CACHE_RANGE_LOOP_1(start, end, line_length, op) \
do { \
- int step = -line_length; \
- int count = end - start; \
- BUG_ON(count <= 0); \
+ int volatile temp; \
+ BUG_ON(end - start <= 0); \
\
- __asm__ __volatile__ (" 1: addk %0, %0, %1; \
- " #op " %0, r0; \
- bgtid %1, 1b; \
- addk %1, %1, %2; \
- " : : "r" (start), "r" (count), \
- "r" (step) : "memory"); \
+ __asm__ __volatile__ (" 1: " #op " %1, r0; \
+ cmpu %0, %1, %2; \
+ bgtid %0, 1b; \
+ addk %1, %1, %3; \
+ " : : "r" (temp), "r" (start), "r" (end),\
+ "r" (line_length) : "memory"); \
} while (0);
static void __flush_icache_range_msr_irq(unsigned long start, unsigned long end)
@@ -313,16 +312,6 @@ static void __invalidate_dcache_all_wb(void)
pr_debug("%s\n", __func__);
CACHE_ALL_LOOP2(cpuinfo.dcache_size, cpuinfo.dcache_line_length,
wdc.clear)
-
-#if 0
- unsigned int i;
-
- pr_debug("%s\n", __func__);
-
- /* Just loop through cache size and invalidate it */
- for (i = 0; i < cpuinfo.dcache_size; i += cpuinfo.dcache_line_length)
- __invalidate_dcache(0, i);
-#endif
}
static void __invalidate_dcache_range_wb(unsigned long start,
diff --git a/arch/microblaze/kernel/of_platform.c b/arch/microblaze/kernel/of_platform.c
index acf4574..1c6d684 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);
static int of_dev_phandle_match(struct device *dev, void *data)
{
phandle *ph = data;
- return to_of_device(dev)->node->linux_phandle == *ph;
+ return to_of_device(dev)->node->phandle == *ph;
}
struct of_device *of_find_device_by_phandle(phandle ph)
diff --git a/arch/microblaze/kernel/prom.c b/arch/microblaze/kernel/prom.c
index b817df1..a15ef6d 100644
--- a/arch/microblaze/kernel/prom.c
+++ b/arch/microblaze/kernel/prom.c
@@ -42,698 +42,21 @@
#include <asm/sections.h>
#include <asm/pci-bridge.h>
-static int __initdata dt_root_addr_cells;
-static int __initdata dt_root_size_cells;
-
-typedef u32 cell_t;
-
-static struct boot_param_header *initial_boot_params;
-
-/* export that to outside world */
-struct device_node *of_chosen;
-
-static inline char *find_flat_dt_string(u32 offset)
-{
- return ((char *)initial_boot_params) +
- initial_boot_params->off_dt_strings + offset;
-}
-
-/**
- * This function is used to scan the flattened device-tree, it is
- * used to extract the memory informations at boot before we can
- * unflatten the tree
- */
-int __init of_scan_flat_dt(int (*it)(unsigned long node,
- const char *uname, int depth,
- void *data),
- void *data)
-{
- unsigned long p = ((unsigned long)initial_boot_params) +
- initial_boot_params->off_dt_struct;
- int rc = 0;
- int depth = -1;
-
- do {
- u32 tag = *((u32 *)p);
- char *pathp;
-
- p += 4;
- if (tag == OF_DT_END_NODE) {
- depth--;
- continue;
- }
- if (tag == OF_DT_NOP)
- continue;
- if (tag == OF_DT_END)
- break;
- if (tag == OF_DT_PROP) {
- u32 sz = *((u32 *)p);
- p += 8;
- if (initial_boot_params->version < 0x10)
- p = _ALIGN(p, sz >= 8 ? 8 : 4);
- p += sz;
- p = _ALIGN(p, 4);
- continue;
- }
- if (tag != OF_DT_BEGIN_NODE) {
- printk(KERN_WARNING "Invalid tag %x scanning flattened"
- " device tree !\n", tag);
- return -EINVAL;
- }
- depth++;
- pathp = (char *)p;
- p = _ALIGN(p + strlen(pathp) + 1, 4);
- if ((*pathp) == '/') {
- char *lp, *np;
- for (lp = NULL, np = pathp; *np; np++)
- if ((*np) == '/')
- lp = np+1;
- if (lp != NULL)
- pathp = lp;
- }
- rc = it(p, pathp, depth, data);
- if (rc != 0)
- break;
- } while (1);
-
- return rc;
-}
-
-unsigned long __init of_get_flat_dt_root(void)
-{
- unsigned long p = ((unsigned long)initial_boot_params) +
- initial_boot_params->off_dt_struct;
-
- while (*((u32 *)p) == OF_DT_NOP)
- p += 4;
- BUG_ON(*((u32 *)p) != OF_DT_BEGIN_NODE);
- p += 4;
- return _ALIGN(p + strlen((char *)p) + 1, 4);
-}
-
-/**
- * This function can be used within scan_flattened_dt callback to get
- * access to properties
- */
-void *__init of_get_flat_dt_prop(unsigned long node, const char *name,
- unsigned long *size)
-{
- unsigned long p = node;
-
- do {
- u32 tag = *((u32 *)p);
- u32 sz, noff;
- const char *nstr;
-
- p += 4;
- if (tag == OF_DT_NOP)
- continue;
- if (tag != OF_DT_PROP)
- return NULL;
-
- sz = *((u32 *)p);
- noff = *((u32 *)(p + 4));
- p += 8;
- if (initial_boot_params->version < 0x10)
- p = _ALIGN(p, sz >= 8 ? 8 : 4);
-
- nstr = find_flat_dt_string(noff);
- if (nstr == NULL) {
- printk(KERN_WARNING "Can't find property index"
- " name !\n");
- return NULL;
- }
- if (strcmp(name, nstr) == 0) {
- if (size)
- *size = sz;
- return (void *)p;
- }
- p += sz;
- p = _ALIGN(p, 4);
- } while (1);
-}
-
-int __init of_flat_dt_is_compatible(unsigned long node, const char *compat)
-{
- const char *cp;
- unsigned long cplen, l;
-
- cp = of_get_flat_dt_prop(node, "compatible", &cplen);
- if (cp == NULL)
- return 0;
- while (cplen > 0) {
- if (strncasecmp(cp, compat, strlen(compat)) == 0)
- return 1;
- l = strlen(cp) + 1;
- cp += l;
- cplen -= l;
- }
-
- return 0;
-}
-
-static void *__init unflatten_dt_alloc(unsigned long *mem, unsigned long size,
- unsigned long align)
-{
- void *res;
-
- *mem = _ALIGN(*mem, align);
- res = (void *)*mem;
- *mem += size;
-
- return res;
-}
-
-static unsigned long __init unflatten_dt_node(unsigned long mem,
- unsigned long *p,
- struct device_node *dad,
- struct device_node ***allnextpp,
- unsigned long fpsize)
-{
- struct device_node *np;
- struct property *pp, **prev_pp = NULL;
- char *pathp;
- u32 tag;
- unsigned int l, allocl;
- int has_name = 0;
- int new_format = 0;
-
- tag = *((u32 *)(*p));
- if (tag != OF_DT_BEGIN_NODE) {
- printk("Weird tag at start of node: %x\n", tag);
- return mem;
- }
- *p += 4;
- pathp = (char *)*p;
- l = allocl = strlen(pathp) + 1;
- *p = _ALIGN(*p + l, 4);
-
- /* version 0x10 has a more compact unit name here instead of the full
- * path. we accumulate the full path size using "fpsize", we'll rebuild
- * it later. We detect this because the first character of the name is
- * not '/'.
- */
- if ((*pathp) != '/') {
- new_format = 1;
- if (fpsize == 0) {
- /* root node: special case. fpsize accounts for path
- * plus terminating zero. root node only has '/', so
- * fpsize should be 2, but we want to avoid the first
- * level nodes to have two '/' so we use fpsize 1 here
- */
- fpsize = 1;
- allocl = 2;
- } else {
- /* account for '/' and path size minus terminal 0
- * already in 'l'
- */
- fpsize += l;
- allocl = fpsize;
- }
- }
-
- np = unflatten_dt_alloc(&mem, sizeof(struct device_node) + allocl,
- __alignof__(struct device_node));
- if (allnextpp) {
- memset(np, 0, sizeof(*np));
- np->full_name = ((char *)np) + sizeof(struct device_node);
- if (new_format) {
- char *p2 = np->full_name;
- /* rebuild full path for new format */
- if (dad && dad->parent) {
- strcpy(p2, dad->full_name);
-#ifdef DEBUG
- if ((strlen(p2) + l + 1) != allocl) {
- pr_debug("%s: p: %d, l: %d, a: %d\n",
- pathp, (int)strlen(p2),
- l, allocl);
- }
-#endif
- p2 += strlen(p2);
- }
- *(p2++) = '/';
- memcpy(p2, pathp, l);
- } else
- memcpy(np->full_name, pathp, l);
- prev_pp = &np->properties;
- **allnextpp = np;
- *allnextpp = &np->allnext;
- if (dad != NULL) {
- np->parent = dad;
- /* we temporarily use the next field as `last_child'*/
- if (dad->next == NULL)
- dad->child = np;
- else
- dad->next->sibling = np;
- dad->next = np;
- }
- kref_init(&np->kref);
- }
- while (1) {
- u32 sz, noff;
- char *pname;
-
- tag = *((u32 *)(*p));
- if (tag == OF_DT_NOP) {
- *p += 4;
- continue;
- }
- if (tag != OF_DT_PROP)
- break;
- *p += 4;
- sz = *((u32 *)(*p));
- noff = *((u32 *)((*p) + 4));
- *p += 8;
- if (initial_boot_params->version < 0x10)
- *p = _ALIGN(*p, sz >= 8 ? 8 : 4);
-
- pname = find_flat_dt_string(noff);
- if (pname == NULL) {
- printk(KERN_INFO
- "Can't find property name in list !\n");
- break;
- }
- if (strcmp(pname, "name") == 0)
- has_name = 1;
- l = strlen(pname) + 1;
- pp = unflatten_dt_alloc(&mem, sizeof(struct property),
- __alignof__(struct property));
- if (allnextpp) {
- if (strcmp(pname, "linux,phandle") == 0) {
- np->node = *((u32 *)*p);
- if (np->linux_phandle == 0)
- np->linux_phandle = np->node;
- }
- if (strcmp(pname, "ibm,phandle") == 0)
- np->linux_phandle = *((u32 *)*p);
- pp->name = pname;
- pp->length = sz;
- pp->value = (void *)*p;
- *prev_pp = pp;
- prev_pp = &pp->next;
- }
- *p = _ALIGN((*p) + sz, 4);
- }
- /* with version 0x10 we may not have the name property, recreate
- * it here from the unit name if absent
- */
- if (!has_name) {
- char *p1 = pathp, *ps = pathp, *pa = NULL;
- int sz;
-
- while (*p1) {
- if ((*p1) == '@')
- pa = p1;
- if ((*p1) == '/')
- ps = p1 + 1;
- p1++;
- }
- if (pa < ps)
- pa = p1;
- sz = (pa - ps) + 1;
- pp = unflatten_dt_alloc(&mem, sizeof(struct property) + sz,
- __alignof__(struct property));
- if (allnextpp) {
- pp->name = "name";
- pp->length = sz;
- pp->value = pp + 1;
- *prev_pp = pp;
- prev_pp = &pp->next;
- memcpy(pp->value, ps, sz - 1);
- ((char *)pp->value)[sz - 1] = 0;
- pr_debug("fixed up name for %s -> %s\n", pathp,
- (char *)pp->value);
- }
- }
- if (allnextpp) {
- *prev_pp = NULL;
- np->name = of_get_property(np, "name", NULL);
- np->type = of_get_property(np, "device_type", NULL);
-
- if (!np->name)
- np->name = "<NULL>";
- if (!np->type)
- np->type = "<NULL>";
- }
- while (tag == OF_DT_BEGIN_NODE) {
- mem = unflatten_dt_node(mem, p, np, allnextpp, fpsize);
- tag = *((u32 *)(*p));
- }
- if (tag != OF_DT_END_NODE) {
- printk(KERN_INFO "Weird tag at end of node: %x\n", tag);
- return mem;
- }
- *p += 4;
- return mem;
-}
-
-/**
- * unflattens the device-tree passed by the firmware, creating the
- * tree of struct device_node. It also fills the "name" and "type"
- * pointers of the nodes so the normal device-tree walking functions
- * can be used (this used to be done by finish_device_tree)
- */
-void __init unflatten_device_tree(void)
-{
- unsigned long start, mem, size;
- struct device_node **allnextp = &allnodes;
-
- pr_debug(" -> unflatten_device_tree()\n");
-
- /* First pass, scan for size */
- start = ((unsigned long)initial_boot_params) +
- initial_boot_params->off_dt_struct;
- size = unflatten_dt_node(0, &start, NULL, NULL, 0);
- size = (size | 3) + 1;
-
- pr_debug(" size is %lx, allocating...\n", size);
-
- /* Allocate memory for the expanded device tree */
- mem = lmb_alloc(size + 4, __alignof__(struct device_node));
- mem = (unsigned long) __va(mem);
-
- ((u32 *)mem)[size / 4] = 0xdeadbeef;
-
- pr_debug(" unflattening %lx...\n", mem);
-
- /* Second pass, do actual unflattening */
- start = ((unsigned long)initial_boot_params) +
- initial_boot_params->off_dt_struct;
- unflatten_dt_node(mem, &start, NULL, &allnextp, 0);
- if (*((u32 *)start) != OF_DT_END)
- printk(KERN_WARNING "Weird tag at end of tree: %08x\n",
- *((u32 *)start));
- if (((u32 *)mem)[size / 4] != 0xdeadbeef)
- printk(KERN_WARNING "End of tree marker overwritten: %08x\n",
- ((u32 *)mem)[size / 4]);
- *allnextp = NULL;
-
- /* Get pointer to OF "/chosen" node for use everywhere */
- of_chosen = of_find_node_by_path("/chosen");
- if (of_chosen == NULL)
- of_chosen = of_find_node_by_path("/chosen@0");
-
- pr_debug(" <- unflatten_device_tree()\n");
-}
-
-#define early_init_dt_scan_drconf_memory(node) 0
-
-static int __init early_init_dt_scan_cpus(unsigned long node,
- const char *uname, int depth,
- void *data)
-{
- static int logical_cpuid;
- char *type = of_get_flat_dt_prop(node, "device_type", NULL);
- const u32 *intserv;
- int i, nthreads;
- int found = 0;
-
- /* We are scanning "cpu" nodes only */
- if (type == NULL || strcmp(type, "cpu") != 0)
- return 0;
-
- /* Get physical cpuid */
- intserv = of_get_flat_dt_prop(node, "reg", NULL);
- nthreads = 1;
-
- /*
- * Now see if any of these threads match our boot cpu.
- * NOTE: This must match the parsing done in smp_setup_cpu_maps.
- */
- for (i = 0; i < nthreads; i++) {
- /*
- * version 2 of the kexec param format adds the phys cpuid of
- * booted proc.
- */
- if (initial_boot_params && initial_boot_params->version >= 2) {
- if (intserv[i] ==
- initial_boot_params->boot_cpuid_phys) {
- found = 1;
- break;
- }
- } else {
- /*
- * Check if it's the boot-cpu, set it's hw index now,
- * unfortunately this format did not support booting
- * off secondary threads.
- */
- if (of_get_flat_dt_prop(node,
- "linux,boot-cpu", NULL) != NULL) {
- found = 1;
- break;
- }
- }
-
-#ifdef CONFIG_SMP
- /* logical cpu id is always 0 on UP kernels */
- logical_cpuid++;
-#endif
- }
-
- if (found) {
- pr_debug("boot cpu: logical %d physical %d\n", logical_cpuid,
- intserv[i]);
- boot_cpuid = logical_cpuid;
- }
-
- return 0;
-}
-
-#ifdef CONFIG_BLK_DEV_INITRD
-static void __init early_init_dt_check_for_initrd(unsigned long node)
-{
- unsigned long l;
- u32 *prop;
-
- pr_debug("Looking for initrd properties... ");
-
- prop = of_get_flat_dt_prop(node, "linux,initrd-start", &l);
- if (prop) {
- initrd_start = (unsigned long)
- __va((u32)of_read_ulong(prop, l/4));
-
- prop = of_get_flat_dt_prop(node, "linux,initrd-end", &l);
- if (prop) {
- initrd_end = (unsigned long)
- __va((u32)of_read_ulong(prop, 1/4));
- initrd_below_start_ok = 1;
- } else {
- initrd_start = 0;
- }
- }
-
- pr_debug("initrd_start=0x%lx initrd_end=0x%lx\n",
- initrd_start, initrd_end);
-}
-#else
-static inline void early_init_dt_check_for_initrd(unsigned long node)
-{
-}
-#endif /* CONFIG_BLK_DEV_INITRD */
-
-static int __init early_init_dt_scan_chosen(unsigned long node,
- const char *uname, int depth, void *data)
-{
- unsigned long l;
- char *p;
-
- pr_debug("search \"chosen\", depth: %d, uname: %s\n", depth, uname);
-
- if (depth != 1 ||
- (strcmp(uname, "chosen") != 0 &&
- strcmp(uname, "chosen@0") != 0))
- return 0;
-
-#ifdef CONFIG_KEXEC
- lprop = (u64 *)of_get_flat_dt_prop(node,
- "linux,crashkernel-base", NULL);
- if (lprop)
- crashk_res.start = *lprop;
-
- lprop = (u64 *)of_get_flat_dt_prop(node,
- "linux,crashkernel-size", NULL);
- if (lprop)
- crashk_res.end = crashk_res.start + *lprop - 1;
-#endif
-
- early_init_dt_check_for_initrd(node);
-
- /* Retreive command line */
- p = of_get_flat_dt_prop(node, "bootargs", &l);
- if (p != NULL && l > 0)
- strlcpy(cmd_line, p, min((int)l, COMMAND_LINE_SIZE));
-
-#ifdef CONFIG_CMDLINE
-#ifndef CONFIG_CMDLINE_FORCE
- if (p == NULL || l == 0 || (l == 1 && (*p) == 0))
-#endif
- strlcpy(cmd_line, CONFIG_CMDLINE, COMMAND_LINE_SIZE);
-#endif /* CONFIG_CMDLINE */
-
- pr_debug("Command line is: %s\n", cmd_line);
-
- /* break now */
- return 1;
-}
-
-static int __init early_init_dt_scan_root(unsigned long node,
- const char *uname, int depth, void *data)
-{
- u32 *prop;
-
- if (depth != 0)
- return 0;
-
- prop = of_get_flat_dt_prop(node, "#size-cells", NULL);
- dt_root_size_cells = (prop == NULL) ? 1 : *prop;
- pr_debug("dt_root_size_cells = %x\n", dt_root_size_cells);
-
- prop = of_get_flat_dt_prop(node, "#address-cells", NULL);
- dt_root_addr_cells = (prop == NULL) ? 2 : *prop;
- pr_debug("dt_root_addr_cells = %x\n", dt_root_addr_cells);
-
- /* break now */
- return 1;
-}
-
-static u64 __init dt_mem_next_cell(int s, cell_t **cellp)
+void __init early_init_dt_scan_chosen_arch(unsigned long node)
{
- cell_t *p = *cellp;
-
- *cellp = p + s;
- return of_read_number(p, s);
+ /* No Microblaze specific code here */
}
-static int __init early_init_dt_scan_memory(unsigned long node,
- const char *uname, int depth, void *data)
+void __init early_init_dt_add_memory_arch(u64 base, u64 size)
{
- char *type = of_get_flat_dt_prop(node, "device_type", NULL);
- cell_t *reg, *endp;
- unsigned long l;
-
- /* Look for the ibm,dynamic-reconfiguration-memory node */
-/* if (depth == 1 &&
- strcmp(uname, "ibm,dynamic-reconfiguration-memory") == 0)
- return early_init_dt_scan_drconf_memory(node);
-*/
- /* We are scanning "memory" nodes only */
- if (type == NULL) {
- /*
- * The longtrail doesn't have a device_type on the
- * /memory node, so look for the node called /memory@0.
- */
- if (depth != 1 || strcmp(uname, "memory@0") != 0)
- return 0;
- } else if (strcmp(type, "memory") != 0)
- return 0;
-
- reg = (cell_t *)of_get_flat_dt_prop(node, "linux,usable-memory", &l);
- if (reg == NULL)
- reg = (cell_t *)of_get_flat_dt_prop(node, "reg", &l);
- if (reg == NULL)
- return 0;
-
- endp = reg + (l / sizeof(cell_t));
-
- pr_debug("memory scan node %s, reg size %ld, data: %x %x %x %x,\n",
- uname, l, reg[0], reg[1], reg[2], reg[3]);
-
- while ((endp - reg) >= (dt_root_addr_cells + dt_root_size_cells)) {
- u64 base, size;
-
- base = dt_mem_next_cell(dt_root_addr_cells, &reg);
- size = dt_mem_next_cell(dt_root_size_cells, &reg);
-
- if (size == 0)
- continue;
- pr_debug(" - %llx , %llx\n", (unsigned long long)base,
- (unsigned long long)size);
-
- lmb_add(base, size);
- }
- return 0;
+ lmb_add(base, size);
}
-#ifdef CONFIG_PHYP_DUMP
-/**
- * phyp_dump_calculate_reserve_size() - reserve variable boot area 5% or arg
- *
- * Function to find the largest size we need to reserve
- * during early boot process.
- *
- * It either looks for boot param and returns that OR
- * returns larger of 256 or 5% rounded down to multiples of 256MB.
- *
- */
-static inline unsigned long phyp_dump_calculate_reserve_size(void)
+u64 __init early_init_dt_alloc_memory_arch(u64 size, u64 align)
{
- unsigned long tmp;
-
- if (phyp_dump_info->reserve_bootvar)
- return phyp_dump_info->reserve_bootvar;
-
- /* divide by 20 to get 5% of value */
- tmp = lmb_end_of_DRAM();
- do_div(tmp, 20);
-
- /* round it down in multiples of 256 */
- tmp = tmp & ~0x0FFFFFFFUL;
-
- return (tmp > PHYP_DUMP_RMR_END ? tmp : PHYP_DUMP_RMR_END);
+ return lmb_alloc(size, align);
}
-/**
- * phyp_dump_reserve_mem() - reserve all not-yet-dumped mmemory
- *
- * This routine may reserve memory regions in the kernel only
- * if the system is supported and a dump was taken in last
- * boot instance or if the hardware is supported and the
- * scratch area needs to be setup. In other instances it returns
- * without reserving anything. The memory in case of dump being
- * active is freed when the dump is collected (by userland tools).
- */
-static void __init phyp_dump_reserve_mem(void)
-{
- unsigned long base, size;
- unsigned long variable_reserve_size;
-
- if (!phyp_dump_info->phyp_dump_configured) {
- printk(KERN_ERR "Phyp-dump not supported on this hardware\n");
- return;
- }
-
- if (!phyp_dump_info->phyp_dump_at_boot) {
- printk(KERN_INFO "Phyp-dump disabled at boot time\n");
- return;
- }
-
- variable_reserve_size = phyp_dump_calculate_reserve_size();
-
- if (phyp_dump_info->phyp_dump_is_active) {
- /* Reserve *everything* above RMR.Area freed by userland tools*/
- base = variable_reserve_size;
- size = lmb_end_of_DRAM() - base;
-
- /* XXX crashed_ram_end is wrong, since it may be beyond
- * the memory_limit, it will need to be adjusted. */
- lmb_reserve(base, size);
-
- phyp_dump_info->init_reserve_start = base;
- phyp_dump_info->init_reserve_size = size;
- } else {
- size = phyp_dump_info->cpu_state_size +
- phyp_dump_info->hpte_region_size +
- variable_reserve_size;
- base = lmb_end_of_DRAM() - size;
- lmb_reserve(base, size);
- phyp_dump_info->init_reserve_start = base;
- phyp_dump_info->init_reserve_size = size;
- }
-}
-#else
-static inline void __init phyp_dump_reserve_mem(void) {}
-#endif /* CONFIG_PHYP_DUMP && CONFIG_PPC_RTAS */
-
#ifdef CONFIG_EARLY_PRINTK
/* MS this is Microblaze specifig function */
static int __init early_init_dt_scan_serial(unsigned long node,
@@ -775,11 +98,6 @@ void __init early_init_devtree(void *params)
/* Setup flat device-tree pointer */
initial_boot_params = params;
-#ifdef CONFIG_PHYP_DUMP
- /* scan tree to see if dump occured during last boot */
- of_scan_flat_dt(early_init_dt_scan_phyp_dump, NULL);
-#endif
-
/* Retrieve various informations from the /chosen node of the
* device-tree, including the platform type, initrd location and
* size, TCE reserve, and more ...
@@ -799,33 +117,18 @@ void __init early_init_devtree(void *params)
pr_debug("Phys. mem: %lx\n", (unsigned long) lmb_phys_mem_size());
- pr_debug("Scanning CPUs ...\n");
-
- /* Retreive CPU related informations from the flat tree
- * (altivec support, boot CPU ID, ...)
- */
- of_scan_flat_dt(early_init_dt_scan_cpus, NULL);
-
pr_debug(" <- early_init_devtree()\n");
}
-/**
- * Indicates whether the root node has a given value in its
- * compatible property.
- */
-int machine_is_compatible(const char *compat)
+#ifdef CONFIG_BLK_DEV_INITRD
+void __init early_init_dt_setup_initrd_arch(unsigned long start,
+ unsigned long end)
{
- struct device_node *root;
- int rc = 0;
-
- root = of_find_node_by_path("/");
- if (root) {
- rc = of_device_is_compatible(root, compat);
- of_node_put(root);
- }
- return rc;
+ initrd_start = (unsigned long)__va(start);
+ initrd_end = (unsigned long)__va(end);
+ initrd_below_start_ok = 1;
}
-EXPORT_SYMBOL(machine_is_compatible);
+#endif
/*******
*
@@ -838,273 +141,6 @@ EXPORT_SYMBOL(machine_is_compatible);
*
*******/
-/**
- * of_find_node_by_phandle - Find a node given a phandle
- * @handle: phandle of the node to find
- *
- * Returns a node pointer with refcount incremented, use
- * of_node_put() on it when done.
- */
-struct device_node *of_find_node_by_phandle(phandle handle)
-{
- struct device_node *np;
-
- read_lock(&devtree_lock);
- for (np = allnodes; np != NULL; np = np->allnext)
- if (np->linux_phandle == handle)
- break;
- of_node_get(np);
- read_unlock(&devtree_lock);
- return np;
-}
-EXPORT_SYMBOL(of_find_node_by_phandle);
-
-/**
- * of_node_get - Increment refcount of a node
- * @node: Node to inc refcount, NULL is supported to
- * simplify writing of callers
- *
- * Returns node.
- */
-struct device_node *of_node_get(struct device_node *node)
-{
- if (node)
- kref_get(&node->kref);
- return node;
-}
-EXPORT_SYMBOL(of_node_get);
-
-static inline struct device_node *kref_to_device_node(struct kref *kref)
-{
- return container_of(kref, struct device_node, kref);
-}
-
-/**
- * of_node_release - release a dynamically allocated node
- * @kref: kref element of the node to be released
- *
- * In of_node_put() this function is passed to kref_put()
- * as the destructor.
- */
-static void of_node_release(struct kref *kref)
-{
- struct device_node *node = kref_to_device_node(kref);
- struct property *prop = node->properties;
-
- /* We should never be releasing nodes that haven't been detached. */
- if (!of_node_check_flag(node, OF_DETACHED)) {
- printk(KERN_INFO "WARNING: Bad of_node_put() on %s\n",
- node->full_name);
- dump_stack();
- kref_init(&node->kref);
- return;
- }
-
- if (!of_node_check_flag(node, OF_DYNAMIC))
- return;
-
- while (prop) {
- struct property *next = prop->next;
- kfree(prop->name);
- kfree(prop->value);
- kfree(prop);
- prop = next;
-
- if (!prop) {
- prop = node->deadprops;
- node->deadprops = NULL;
- }
- }
- kfree(node->full_name);
- kfree(node->data);
- kfree(node);
-}
-
-/**
- * of_node_put - Decrement refcount of a node
- * @node: Node to dec refcount, NULL is supported to
- * simplify writing of callers
- *
- */
-void of_node_put(struct device_node *node)
-{
- if (node)
- kref_put(&node->kref, of_node_release);
-}
-EXPORT_SYMBOL(of_node_put);
-
-/*
- * Plug a device node into the tree and global list.
- */
-void of_attach_node(struct device_node *np)
-{
- unsigned long flags;
-
- write_lock_irqsave(&devtree_lock, flags);
- np->sibling = np->parent->child;
- np->allnext = allnodes;
- np->parent->child = np;
- allnodes = np;
- write_unlock_irqrestore(&devtree_lock, flags);
-}
-
-/*
- * "Unplug" a node from the device tree. The caller must hold
- * a reference to the node. The memory associated with the node
- * is not freed until its refcount goes to zero.
- */
-void of_detach_node(struct device_node *np)
-{
- struct device_node *parent;
- unsigned long flags;
-
- write_lock_irqsave(&devtree_lock, flags);
-
- parent = np->parent;
- if (!parent)
- goto out_unlock;
-
- if (allnodes == np)
- allnodes = np->allnext;
- else {
- struct device_node *prev;
- for (prev = allnodes;
- prev->allnext != np;
- prev = prev->allnext)
- ;
- prev->allnext = np->allnext;
- }
-
- if (parent->child == np)
- parent->child = np->sibling;
- else {
- struct device_node *prevsib;
- for (prevsib = np->parent->child;
- prevsib->sibling != np;
- prevsib = prevsib->sibling)
- ;
- prevsib->sibling = np->sibling;
- }
-
- of_node_set_flag(np, OF_DETACHED);
-
-out_unlock:
- write_unlock_irqrestore(&devtree_lock, flags);
-}
-
-/*
- * Add a property to a node
- */
-int prom_add_property(struct device_node *np, struct property *prop)
-{
- struct property **next;
- unsigned long flags;
-
- prop->next = NULL;
- write_lock_irqsave(&devtree_lock, flags);
- next = &np->properties;
- while (*next) {
- if (strcmp(prop->name, (*next)->name) == 0) {
- /* duplicate ! don't insert it */
- write_unlock_irqrestore(&devtree_lock, flags);
- return -1;
- }
- next = &(*next)->next;
- }
- *next = prop;
- write_unlock_irqrestore(&devtree_lock, flags);
-
-#ifdef CONFIG_PROC_DEVICETREE
- /* try to add to proc as well if it was initialized */
- if (np->pde)
- proc_device_tree_add_prop(np->pde, prop);
-#endif /* CONFIG_PROC_DEVICETREE */
-
- return 0;
-}
-
-/*
- * Remove a property from a node. Note that we don't actually
- * remove it, since we have given out who-knows-how-many pointers
- * to the data using get-property. Instead we just move the property
- * to the "dead properties" list, so it won't be found any more.
- */
-int prom_remove_property(struct device_node *np, struct property *prop)
-{
- struct property **next;
- unsigned long flags;
- int found = 0;
-
- write_lock_irqsave(&devtree_lock, flags);
- next = &np->properties;
- while (*next) {
- if (*next == prop) {
- /* found the node */
- *next = prop->next;
- prop->next = np->deadprops;
- np->deadprops = prop;
- found = 1;
- break;
- }
- next = &(*next)->next;
- }
- write_unlock_irqrestore(&devtree_lock, flags);
-
- if (!found)
- return -ENODEV;
-
-#ifdef CONFIG_PROC_DEVICETREE
- /* try to remove the proc node as well */
- if (np->pde)
- proc_device_tree_remove_prop(np->pde, prop);
-#endif /* CONFIG_PROC_DEVICETREE */
-
- return 0;
-}
-
-/*
- * Update a property in a node. Note that we don't actually
- * remove it, since we have given out who-knows-how-many pointers
- * to the data using get-property. Instead we just move the property
- * to the "dead properties" list, and add the new property to the
- * property list
- */
-int prom_update_property(struct device_node *np,
- struct property *newprop,
- struct property *oldprop)
-{
- struct property **next;
- unsigned long flags;
- int found = 0;
-
- write_lock_irqsave(&devtree_lock, flags);
- next = &np->properties;
- while (*next) {
- if (*next == oldprop) {
- /* found the node */
- newprop->next = oldprop->next;
- *next = newprop;
- oldprop->next = np->deadprops;
- np->deadprops = oldprop;
- found = 1;
- break;
- }
- next = &(*next)->next;
- }
- write_unlock_irqrestore(&devtree_lock, flags);
-
- if (!found)
- return -ENODEV;
-
-#ifdef CONFIG_PROC_DEVICETREE
- /* try to add to proc as well if it was initialized */
- if (np->pde)
- proc_device_tree_update_prop(np->pde, newprop, oldprop);
-#endif /* CONFIG_PROC_DEVICETREE */
-
- return 0;
-}
-
#if defined(CONFIG_DEBUG_FS) && defined(DEBUG)
static struct debugfs_blob_wrapper flat_dt_blob;
diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c
index c51405e..29d3cbf 100644
--- a/arch/mips/bcm47xx/prom.c
+++ b/arch/mips/bcm47xx/prom.c
@@ -141,6 +141,14 @@ static __init void prom_init_mem(void)
break;
}
+ /* Ignoring the last page when ddr size is 128M. Cached
+ * accesses to last page is causing the processor to prefetch
+ * using address above 128M stepping out of the ddr address
+ * space.
+ */
+ if (mem == 0x8000000)
+ mem -= 0x1000;
+
add_memory_region(0, mem, BOOT_MEM_RAM);
}
diff --git a/arch/mips/mm/highmem.c b/arch/mips/mm/highmem.c
index e274fda..127d732 100644
--- a/arch/mips/mm/highmem.c
+++ b/arch/mips/mm/highmem.c
@@ -1,5 +1,6 @@
#include <linux/module.h>
#include <linux/highmem.h>
+#include <linux/sched.h>
#include <linux/smp.h>
#include <asm/fixmap.h>
#include <asm/tlbflush.h>
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index 524d935..f388dc6 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -18,7 +18,6 @@ config PARISC
select BUG
select HAVE_PERF_EVENTS
select GENERIC_ATOMIC64 if !64BIT
- select HAVE_ARCH_TRACEHOOK
help
The PA-RISC microprocessor is designed by Hewlett-Packard and used
in many of their workstations & servers (HP9000 700 and 800 series,
diff --git a/arch/parisc/kernel/pci.c b/arch/parisc/kernel/pci.c
index f7064ab..9e74bfe 100644
--- a/arch/parisc/kernel/pci.c
+++ b/arch/parisc/kernel/pci.c
@@ -18,7 +18,6 @@
#include <asm/io.h>
#include <asm/system.h>
-#include <asm/cache.h> /* for L1_CACHE_BYTES */
#include <asm/superio.h>
#define DEBUG_RESOURCES 0
@@ -123,6 +122,10 @@ static int __init pcibios_init(void)
} else {
printk(KERN_WARNING "pci_bios != NULL but init() is!\n");
}
+
+ /* Set the CLS for PCI as early as possible. */
+ pci_cache_line_size = pci_dfl_cache_line_size;
+
return 0;
}
@@ -171,7 +174,7 @@ void pcibios_set_master(struct pci_dev *dev)
** upper byte is PCI_LATENCY_TIMER.
*/
pci_write_config_word(dev, PCI_CACHE_LINE_SIZE,
- (0x80 << 8) | (L1_CACHE_BYTES / sizeof(u32)));
+ (0x80 << 8) | pci_cache_line_size);
}
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 654bba5..155d571 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -173,6 +173,7 @@ config PPC_OF
config OF
def_bool y
+ select OF_FLATTREE
config PPC_UDBG_16550
bool
diff --git a/arch/powerpc/include/asm/prom.h b/arch/powerpc/include/asm/prom.h
index 2ab9cbd..ddd408a 100644
--- a/arch/powerpc/include/asm/prom.h
+++ b/arch/powerpc/include/asm/prom.h
@@ -23,21 +23,8 @@
#include <asm/irq.h>
#include <asm/atomic.h>
-#define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 1
-#define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1
-
-#define of_compat_cmp(s1, s2, l) strcasecmp((s1), (s2))
-#define of_prop_cmp(s1, s2) strcmp((s1), (s2))
-#define of_node_cmp(s1, s2) strcasecmp((s1), (s2))
-
-extern struct device_node *of_chosen;
-
#define HAVE_ARCH_DEVTREE_FIXUPS
-/* For updating the device tree at runtime */
-extern void of_attach_node(struct device_node *);
-extern void of_detach_node(struct device_node *);
-
#ifdef CONFIG_PPC32
/*
* PCI <-> OF matching functions
@@ -52,11 +39,6 @@ extern struct device_node* pci_device_to_OF_node(struct pci_dev *);
extern void pci_create_OF_bus_map(void);
#endif
-extern struct resource *request_OF_resource(struct device_node* node,
- int index, const char* name_postfix);
-extern int release_OF_resource(struct device_node* node, int index);
-
-
/*
* OF address retreival & translation
*/
diff --git a/arch/powerpc/kernel/of_platform.c b/arch/powerpc/kernel/of_platform.c
index 1a4fc0d..666d08d 100644
--- a/arch/powerpc/kernel/of_platform.c
+++ b/arch/powerpc/kernel/of_platform.c
@@ -214,7 +214,7 @@ EXPORT_SYMBOL(of_find_device_by_node);
static int of_dev_phandle_match(struct device *dev, void *data)
{
phandle *ph = data;
- return to_of_device(dev)->node->linux_phandle == *ph;
+ return to_of_device(dev)->node->phandle == *ph;
}
struct of_device *of_find_device_by_phandle(phandle ph)
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index ccf56ac..d43fc65 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -224,7 +224,7 @@ long sys_pciconfig_iobase(long which, unsigned long in_bus,
* G5 machines... So when something asks for bus 0 io base
* (bus 0 is HT root), we return the AGP one instead.
*/
- if (in_bus == 0 && machine_is_compatible("MacRISC4")) {
+ if (in_bus == 0 && of_machine_is_compatible("MacRISC4")) {
struct device_node *agp;
agp = of_find_compatible_node(NULL, NULL, "u3-agp");
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 4ec3008..43238b2 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -61,365 +61,12 @@
#define DBG(fmt...)
#endif
-
-static int __initdata dt_root_addr_cells;
-static int __initdata dt_root_size_cells;
-
#ifdef CONFIG_PPC64
int __initdata iommu_is_off;
int __initdata iommu_force_on;
unsigned long tce_alloc_start, tce_alloc_end;
#endif
-typedef u32 cell_t;
-
-#if 0
-static struct boot_param_header *initial_boot_params __initdata;
-#else
-struct boot_param_header *initial_boot_params;
-#endif
-
-extern struct device_node *allnodes; /* temporary while merging */
-
-extern rwlock_t devtree_lock; /* temporary while merging */
-
-/* export that to outside world */
-struct device_node *of_chosen;
-
-static inline char *find_flat_dt_string(u32 offset)
-{
- return ((char *)initial_boot_params) +
- initial_boot_params->off_dt_strings + offset;
-}
-
-/**
- * This function is used to scan the flattened device-tree, it is
- * used to extract the memory informations at boot before we can
- * unflatten the tree
- */
-int __init of_scan_flat_dt(int (*it)(unsigned long node,
- const char *uname, int depth,
- void *data),
- void *data)
-{
- unsigned long p = ((unsigned long)initial_boot_params) +
- initial_boot_params->off_dt_struct;
- int rc = 0;
- int depth = -1;
-
- do {
- u32 tag = *((u32 *)p);
- char *pathp;
-
- p += 4;
- if (tag == OF_DT_END_NODE) {
- depth --;
- continue;
- }
- if (tag == OF_DT_NOP)
- continue;
- if (tag == OF_DT_END)
- break;
- if (tag == OF_DT_PROP) {
- u32 sz = *((u32 *)p);
- p += 8;
- if (initial_boot_params->version < 0x10)
- p = _ALIGN(p, sz >= 8 ? 8 : 4);
- p += sz;
- p = _ALIGN(p, 4);
- continue;
- }
- if (tag != OF_DT_BEGIN_NODE) {
- printk(KERN_WARNING "Invalid tag %x scanning flattened"
- " device tree !\n", tag);
- return -EINVAL;
- }
- depth++;
- pathp = (char *)p;
- p = _ALIGN(p + strlen(pathp) + 1, 4);
- if ((*pathp) == '/') {
- char *lp, *np;
- for (lp = NULL, np = pathp; *np; np++)
- if ((*np) == '/')
- lp = np+1;
- if (lp != NULL)
- pathp = lp;
- }
- rc = it(p, pathp, depth, data);
- if (rc != 0)
- break;
- } while(1);
-
- return rc;
-}
-
-unsigned long __init of_get_flat_dt_root(void)
-{
- unsigned long p = ((unsigned long)initial_boot_params) +
- initial_boot_params->off_dt_struct;
-
- while(*((u32 *)p) == OF_DT_NOP)
- p += 4;
- BUG_ON (*((u32 *)p) != OF_DT_BEGIN_NODE);
- p += 4;
- return _ALIGN(p + strlen((char *)p) + 1, 4);
-}
-
-/**
- * This function can be used within scan_flattened_dt callback to get
- * access to properties
- */
-void* __init of_get_flat_dt_prop(unsigned long node, const char *name,
- unsigned long *size)
-{
- unsigned long p = node;
-
- do {
- u32 tag = *((u32 *)p);
- u32 sz, noff;
- const char *nstr;
-
- p += 4;
- if (tag == OF_DT_NOP)
- continue;
- if (tag != OF_DT_PROP)
- return NULL;
-
- sz = *((u32 *)p);
- noff = *((u32 *)(p + 4));
- p += 8;
- if (initial_boot_params->version < 0x10)
- p = _ALIGN(p, sz >= 8 ? 8 : 4);
-
- nstr = find_flat_dt_string(noff);
- if (nstr == NULL) {
- printk(KERN_WARNING "Can't find property index"
- " name !\n");
- return NULL;
- }
- if (strcmp(name, nstr) == 0) {
- if (size)
- *size = sz;
- return (void *)p;
- }
- p += sz;
- p = _ALIGN(p, 4);
- } while(1);
-}
-
-int __init of_flat_dt_is_compatible(unsigned long node, const char *compat)
-{
- const char* cp;
- unsigned long cplen, l;
-
- cp = of_get_flat_dt_prop(node, "compatible", &cplen);
- if (cp == NULL)
- return 0;
- while (cplen > 0) {
- if (strncasecmp(cp, compat, strlen(compat)) == 0)
- return 1;
- l = strlen(cp) + 1;
- cp += l;
- cplen -= l;
- }
-
- return 0;
-}
-
-static void *__init unflatten_dt_alloc(unsigned long *mem, unsigned long size,
- unsigned long align)
-{
- void *res;
-
- *mem = _ALIGN(*mem, align);
- res = (void *)*mem;
- *mem += size;
-
- return res;
-}
-
-static unsigned long __init unflatten_dt_node(unsigned long mem,
- unsigned long *p,
- struct device_node *dad,
- struct device_node ***allnextpp,
- unsigned long fpsize)
-{
- struct device_node *np;
- struct property *pp, **prev_pp = NULL;
- char *pathp;
- u32 tag;
- unsigned int l, allocl;
- int has_name = 0;
- int new_format = 0;
-
- tag = *((u32 *)(*p));
- if (tag != OF_DT_BEGIN_NODE) {
- printk("Weird tag at start of node: %x\n", tag);
- return mem;
- }
- *p += 4;
- pathp = (char *)*p;
- l = allocl = strlen(pathp) + 1;
- *p = _ALIGN(*p + l, 4);
-
- /* version 0x10 has a more compact unit name here instead of the full
- * path. we accumulate the full path size using "fpsize", we'll rebuild
- * it later. We detect this because the first character of the name is
- * not '/'.
- */
- if ((*pathp) != '/') {
- new_format = 1;
- if (fpsize == 0) {
- /* root node: special case. fpsize accounts for path
- * plus terminating zero. root node only has '/', so
- * fpsize should be 2, but we want to avoid the first
- * level nodes to have two '/' so we use fpsize 1 here
- */
- fpsize = 1;
- allocl = 2;
- } else {
- /* account for '/' and path size minus terminal 0
- * already in 'l'
- */
- fpsize += l;
- allocl = fpsize;
- }
- }
-
-
- np = unflatten_dt_alloc(&mem, sizeof(struct device_node) + allocl,
- __alignof__(struct device_node));
- if (allnextpp) {
- memset(np, 0, sizeof(*np));
- np->full_name = ((char*)np) + sizeof(struct device_node);
- if (new_format) {
- char *p = np->full_name;
- /* rebuild full path for new format */
- if (dad && dad->parent) {
- strcpy(p, dad->full_name);
-#ifdef DEBUG
- if ((strlen(p) + l + 1) != allocl) {
- DBG("%s: p: %d, l: %d, a: %d\n",
- pathp, (int)strlen(p), l, allocl);
- }
-#endif
- p += strlen(p);
- }
- *(p++) = '/';
- memcpy(p, pathp, l);
- } else
- memcpy(np->full_name, pathp, l);
- prev_pp = &np->properties;
- **allnextpp = np;
- *allnextpp = &np->allnext;
- if (dad != NULL) {
- np->parent = dad;
- /* we temporarily use the next field as `last_child'*/
- if (dad->next == 0)
- dad->child = np;
- else
- dad->next->sibling = np;
- dad->next = np;
- }
- kref_init(&np->kref);
- }
- while(1) {
- u32 sz, noff;
- char *pname;
-
- tag = *((u32 *)(*p));
- if (tag == OF_DT_NOP) {
- *p += 4;
- continue;
- }
- if (tag != OF_DT_PROP)
- break;
- *p += 4;
- sz = *((u32 *)(*p));
- noff = *((u32 *)((*p) + 4));
- *p += 8;
- if (initial_boot_params->version < 0x10)
- *p = _ALIGN(*p, sz >= 8 ? 8 : 4);
-
- pname = find_flat_dt_string(noff);
- if (pname == NULL) {
- printk("Can't find property name in list !\n");
- break;
- }
- if (strcmp(pname, "name") == 0)
- has_name = 1;
- l = strlen(pname) + 1;
- pp = unflatten_dt_alloc(&mem, sizeof(struct property),
- __alignof__(struct property));
- if (allnextpp) {
- if (strcmp(pname, "linux,phandle") == 0) {
- np->node = *((u32 *)*p);
- if (np->linux_phandle == 0)
- np->linux_phandle = np->node;
- }
- if (strcmp(pname, "ibm,phandle") == 0)
- np->linux_phandle = *((u32 *)*p);
- pp->name = pname;
- pp->length = sz;
- pp->value = (void *)*p;
- *prev_pp = pp;
- prev_pp = &pp->next;
- }
- *p = _ALIGN((*p) + sz, 4);
- }
- /* with version 0x10 we may not have the name property, recreate
- * it here from the unit name if absent
- */
- if (!has_name) {
- char *p = pathp, *ps = pathp, *pa = NULL;
- int sz;
-
- while (*p) {
- if ((*p) == '@')
- pa = p;
- if ((*p) == '/')
- ps = p + 1;
- p++;
- }
- if (pa < ps)
- pa = p;
- sz = (pa - ps) + 1;
- pp = unflatten_dt_alloc(&mem, sizeof(struct property) + sz,
- __alignof__(struct property));
- if (allnextpp) {
- pp->name = "name";
- pp->length = sz;
- pp->value = pp + 1;
- *prev_pp = pp;
- prev_pp = &pp->next;
- memcpy(pp->value, ps, sz - 1);
- ((char *)pp->value)[sz - 1] = 0;
- DBG("fixed up name for %s -> %s\n", pathp,
- (char *)pp->value);
- }
- }
- if (allnextpp) {
- *prev_pp = NULL;
- np->name = of_get_property(np, "name", NULL);
- np->type = of_get_property(np, "device_type", NULL);
-
- if (!np->name)
- np->name = "<NULL>";
- if (!np->type)
- np->type = "<NULL>";
- }
- while (tag == OF_DT_BEGIN_NODE) {
- mem = unflatten_dt_node(mem, p, np, allnextpp, fpsize);
- tag = *((u32 *)(*p));
- }
- if (tag != OF_DT_END_NODE) {
- printk("Weird tag at end of node: %x\n", tag);
- return mem;
- }
- *p += 4;
- return mem;
-}
-
static int __init early_parse_mem(char *p)
{
if (!p)
@@ -446,7 +93,7 @@ static void __init move_device_tree(void)
DBG("-> move_device_tree\n");
start = __pa(initial_boot_params);
- size = initial_boot_params->totalsize;
+ size = be32_to_cpu(initial_boot_params->totalsize);
if ((memory_limit && (start + size) > memory_limit) ||
overlaps_crashkernel(start, size)) {
@@ -459,54 +106,6 @@ static void __init move_device_tree(void)
DBG("<- move_device_tree\n");
}
-/**
- * unflattens the device-tree passed by the firmware, creating the
- * tree of struct device_node. It also fills the "name" and "type"
- * pointers of the nodes so the normal device-tree walking functions
- * can be used (this used to be done by finish_device_tree)
- */
-void __init unflatten_device_tree(void)
-{
- unsigned long start, mem, size;
- struct device_node **allnextp = &allnodes;
-
- DBG(" -> unflatten_device_tree()\n");
-
- /* First pass, scan for size */
- start = ((unsigned long)initial_boot_params) +
- initial_boot_params->off_dt_struct;
- size = unflatten_dt_node(0, &start, NULL, NULL, 0);
- size = (size | 3) + 1;
-
- DBG(" size is %lx, allocating...\n", size);
-
- /* Allocate memory for the expanded device tree */
- mem = lmb_alloc(size + 4, __alignof__(struct device_node));
- mem = (unsigned long) __va(mem);
-
- ((u32 *)mem)[size / 4] = 0xdeadbeef;
-
- DBG(" unflattening %lx...\n", mem);
-
- /* Second pass, do actual unflattening */
- start = ((unsigned long)initial_boot_params) +
- initial_boot_params->off_dt_struct;
- unflatten_dt_node(mem, &start, NULL, &allnextp, 0);
- if (*((u32 *)start) != OF_DT_END)
- printk(KERN_WARNING "Weird tag at end of tree: %08x\n", *((u32 *)start));
- if (((u32 *)mem)[size / 4] != 0xdeadbeef)
- printk(KERN_WARNING "End of tree marker overwritten: %08x\n",
- ((u32 *)mem)[size / 4] );
- *allnextp = NULL;
-
- /* Get pointer to OF "/chosen" node for use everywhere */
- of_chosen = of_find_node_by_path("/chosen");
- if (of_chosen == NULL)
- of_chosen = of_find_node_by_path("/chosen@0");
-
- DBG(" <- unflatten_device_tree()\n");
-}
-
/*
* ibm,pa-features is a per-cpu property that contains a string of
* attribute descriptors, each of which has a 2 byte header plus up
@@ -763,48 +362,9 @@ static int __init early_init_dt_scan_cpus(unsigned long node,
return 0;
}
-#ifdef CONFIG_BLK_DEV_INITRD
-static void __init early_init_dt_check_for_initrd(unsigned long node)
-{
- unsigned long l;
- u32 *prop;
-
- DBG("Looking for initrd properties... ");
-
- prop = of_get_flat_dt_prop(node, "linux,initrd-start", &l);
- if (prop) {
- initrd_start = (unsigned long)__va(of_read_ulong(prop, l/4));
-
- prop = of_get_flat_dt_prop(node, "linux,initrd-end", &l);
- if (prop) {
- initrd_end = (unsigned long)
- __va(of_read_ulong(prop, l/4));
- initrd_below_start_ok = 1;
- } else {
- initrd_start = 0;
- }
- }
-
- DBG("initrd_start=0x%lx initrd_end=0x%lx\n", initrd_start, initrd_end);
-}
-#else
-static inline void early_init_dt_check_for_initrd(unsigned long node)
-{
-}
-#endif /* CONFIG_BLK_DEV_INITRD */
-
-static int __init early_init_dt_scan_chosen(unsigned long node,
- const char *uname, int depth, void *data)
+void __init early_init_dt_scan_chosen_arch(unsigned long node)
{
unsigned long *lprop;
- unsigned long l;
- char *p;
-
- DBG("search \"chosen\", depth: %d, uname: %s\n", depth, uname);
-
- if (depth != 1 ||
- (strcmp(uname, "chosen") != 0 && strcmp(uname, "chosen@0") != 0))
- return 0;
#ifdef CONFIG_PPC64
/* check if iommu is forced on or off */
@@ -815,17 +375,17 @@ static int __init early_init_dt_scan_chosen(unsigned long node,
#endif
/* mem=x on the command line is the preferred mechanism */
- lprop = of_get_flat_dt_prop(node, "linux,memory-limit", NULL);
- if (lprop)
- memory_limit = *lprop;
+ lprop = of_get_flat_dt_prop(node, "linux,memory-limit", NULL);
+ if (lprop)
+ memory_limit = *lprop;
#ifdef CONFIG_PPC64
- lprop = of_get_flat_dt_prop(node, "linux,tce-alloc-start", NULL);
- if (lprop)
- tce_alloc_start = *lprop;
- lprop = of_get_flat_dt_prop(node, "linux,tce-alloc-end", NULL);
- if (lprop)
- tce_alloc_end = *lprop;
+ lprop = of_get_flat_dt_prop(node, "linux,tce-alloc-start", NULL);
+ if (lprop)
+ tce_alloc_start = *lprop;
+ lprop = of_get_flat_dt_prop(node, "linux,tce-alloc-end", NULL);
+ if (lprop)
+ tce_alloc_end = *lprop;
#endif
#ifdef CONFIG_KEXEC
@@ -837,51 +397,6 @@ static int __init early_init_dt_scan_chosen(unsigned long node,
if (lprop)
crashk_res.end = crashk_res.start + *lprop - 1;
#endif
-
- early_init_dt_check_for_initrd(node);
-
- /* Retreive command line */
- p = of_get_flat_dt_prop(node, "bootargs", &l);
- if (p != NULL && l > 0)
- strlcpy(cmd_line, p, min((int)l, COMMAND_LINE_SIZE));
-
-#ifdef CONFIG_CMDLINE
- if (p == NULL || l == 0 || (l == 1 && (*p) == 0))
- strlcpy(cmd_line, CONFIG_CMDLINE, COMMAND_LINE_SIZE);
-#endif /* CONFIG_CMDLINE */
-
- DBG("Command line is: %s\n", cmd_line);
-
- /* break now */
- return 1;
-}
-
-static int __init early_init_dt_scan_root(unsigned long node,
- const char *uname, int depth, void *data)
-{
- u32 *prop;
-
- if (depth != 0)
- return 0;
-
- prop = of_get_flat_dt_prop(node, "#size-cells", NULL);
- dt_root_size_cells = (prop == NULL) ? 1 : *prop;
- DBG("dt_root_size_cells = %x\n", dt_root_size_cells);
-
- prop = of_get_flat_dt_prop(node, "#address-cells", NULL);
- dt_root_addr_cells = (prop == NULL) ? 2 : *prop;
- DBG("dt_root_addr_cells = %x\n", dt_root_addr_cells);
-
- /* break now */
- return 1;
-}
-
-static u64 __init dt_mem_next_cell(int s, cell_t **cellp)
-{
- cell_t *p = *cellp;
-
- *cellp = p + s;
- return of_read_number(p, s);
}
#ifdef CONFIG_PPC_PSERIES
@@ -893,22 +408,22 @@ static u64 __init dt_mem_next_cell(int s, cell_t **cellp)
*/
static int __init early_init_dt_scan_drconf_memory(unsigned long node)
{
- cell_t *dm, *ls, *usm;
+ __be32 *dm, *ls, *usm;
unsigned long l, n, flags;
u64 base, size, lmb_size;
unsigned int is_kexec_kdump = 0, rngs;
ls = of_get_flat_dt_prop(node, "ibm,lmb-size", &l);
- if (ls == NULL || l < dt_root_size_cells * sizeof(cell_t))
+ if (ls == NULL || l < dt_root_size_cells * sizeof(__be32))
return 0;
lmb_size = dt_mem_next_cell(dt_root_size_cells, &ls);
dm = of_get_flat_dt_prop(node, "ibm,dynamic-memory", &l);
- if (dm == NULL || l < sizeof(cell_t))
+ if (dm == NULL || l < sizeof(__be32))
return 0;
n = *dm++; /* number of entries */
- if (l < (n * (dt_root_addr_cells + 4) + 1) * sizeof(cell_t))
+ if (l < (n * (dt_root_addr_cells + 4) + 1) * sizeof(__be32))
return 0;
/* check if this is a kexec/kdump kernel. */
@@ -963,65 +478,47 @@ static int __init early_init_dt_scan_drconf_memory(unsigned long node)
#define early_init_dt_scan_drconf_memory(node) 0
#endif /* CONFIG_PPC_PSERIES */
-static int __init early_init_dt_scan_memory(unsigned long node,
- const char *uname, int depth, void *data)
+static int __init early_init_dt_scan_memory_ppc(unsigned long node,
+ const char *uname,
+ int depth, void *data)
{
- char *type = of_get_flat_dt_prop(node, "device_type", NULL);
- cell_t *reg, *endp;
- unsigned long l;
-
- /* Look for the ibm,dynamic-reconfiguration-memory node */
if (depth == 1 &&
strcmp(uname, "ibm,dynamic-reconfiguration-memory") == 0)
return early_init_dt_scan_drconf_memory(node);
+
+ return early_init_dt_scan_memory(node, uname, depth, data);
+}
- /* We are scanning "memory" nodes only */
- if (type == NULL) {
- /*
- * The longtrail doesn't have a device_type on the
- * /memory node, so look for the node called /memory@0.
- */
- if (depth != 1 || strcmp(uname, "memory@0") != 0)
- return 0;
- } else if (strcmp(type, "memory") != 0)
- return 0;
-
- reg = of_get_flat_dt_prop(node, "linux,usable-memory", &l);
- if (reg == NULL)
- reg = of_get_flat_dt_prop(node, "reg", &l);
- if (reg == NULL)
- return 0;
-
- endp = reg + (l / sizeof(cell_t));
-
- DBG("memory scan node %s, reg size %ld, data: %x %x %x %x,\n",
- uname, l, reg[0], reg[1], reg[2], reg[3]);
-
- while ((endp - reg) >= (dt_root_addr_cells + dt_root_size_cells)) {
- u64 base, size;
+void __init early_init_dt_add_memory_arch(u64 base, u64 size)
+{
+#if defined(CONFIG_PPC64)
+ if (iommu_is_off) {
+ if (base >= 0x80000000ul)
+ return;
+ if ((base + size) > 0x80000000ul)
+ size = 0x80000000ul - base;
+ }
+#endif
- base = dt_mem_next_cell(dt_root_addr_cells, &reg);
- size = dt_mem_next_cell(dt_root_size_cells, &reg);
+ lmb_add(base, size);
- if (size == 0)
- continue;
- DBG(" - %llx , %llx\n", (unsigned long long)base,
- (unsigned long long)size);
-#ifdef CONFIG_PPC64
- if (iommu_is_off) {
- if (base >= 0x80000000ul)
- continue;
- if ((base + size) > 0x80000000ul)
- size = 0x80000000ul - base;
- }
-#endif
- lmb_add(base, size);
+ memstart_addr = min((u64)memstart_addr, base);
+}
- memstart_addr = min((u64)memstart_addr, base);
- }
+u64 __init early_init_dt_alloc_memory_arch(u64 size, u64 align)
+{
+ return lmb_alloc(size, align);
+}
- return 0;
+#ifdef CONFIG_BLK_DEV_INITRD
+void __init early_init_dt_setup_initrd_arch(unsigned long start,
+ unsigned long end)
+{
+ initrd_start = (unsigned long)__va(start);
+ initrd_end = (unsigned long)__va(end);
+ initrd_below_start_ok = 1;
}
+#endif
static void __init early_reserve_mem(void)
{
@@ -1186,7 +683,7 @@ void __init early_init_devtree(void *params)
/* Scan memory nodes and rebuild LMBs */
lmb_init();
of_scan_flat_dt(early_init_dt_scan_root, NULL);
- of_scan_flat_dt(early_init_dt_scan_memory, NULL);
+ of_scan_flat_dt(early_init_dt_scan_memory_ppc, NULL);
/* Save command line for /proc/cmdline and then parse parameters */
strlcpy(boot_command_line, cmd_line, COMMAND_LINE_SIZE);
@@ -1234,25 +731,6 @@ void __init early_init_devtree(void *params)
DBG(" <- early_init_devtree()\n");
}
-
-/**
- * Indicates whether the root node has a given value in its
- * compatible property.
- */
-int machine_is_compatible(const char *compat)
-{
- struct device_node *root;
- int rc = 0;
-
- root = of_find_node_by_path("/");
- if (root) {
- rc = of_device_is_compatible(root, compat);
- of_node_put(root);
- }
- return rc;
-}
-EXPORT_SYMBOL(machine_is_compatible);
-
/*******
*
* New implementation of the OF "find" APIs, return a refcounted
@@ -1265,27 +743,6 @@ EXPORT_SYMBOL(machine_is_compatible);
*******/
/**
- * of_find_node_by_phandle - Find a node given a phandle
- * @handle: phandle of the node to find
- *
- * Returns a node pointer with refcount incremented, use
- * of_node_put() on it when done.
- */
-struct device_node *of_find_node_by_phandle(phandle handle)
-{
- struct device_node *np;
-
- read_lock(&devtree_lock);
- for (np = allnodes; np != 0; np = np->allnext)
- if (np->linux_phandle == handle)
- break;
- of_node_get(np);
- read_unlock(&devtree_lock);
- return np;
-}
-EXPORT_SYMBOL(of_find_node_by_phandle);
-
-/**
* of_find_next_cache_node - Find a node's subsidiary cache
* @np: node of type "cpu" or "cache"
*
@@ -1316,138 +773,6 @@ struct device_node *of_find_next_cache_node(struct device_node *np)
return NULL;
}
-/**
- * of_node_get - Increment refcount of a node
- * @node: Node to inc refcount, NULL is supported to
- * simplify writing of callers
- *
- * Returns node.
- */
-struct device_node *of_node_get(struct device_node *node)
-{
- if (node)
- kref_get(&node->kref);
- return node;
-}
-EXPORT_SYMBOL(of_node_get);
-
-static inline struct device_node * kref_to_device_node(struct kref *kref)
-{
- return container_of(kref, struct device_node, kref);
-}
-
-/**
- * of_node_release - release a dynamically allocated node
- * @kref: kref element of the node to be released
- *
- * In of_node_put() this function is passed to kref_put()
- * as the destructor.
- */
-static void of_node_release(struct kref *kref)
-{
- struct device_node *node = kref_to_device_node(kref);
- struct property *prop = node->properties;
-
- /* We should never be releasing nodes that haven't been detached. */
- if (!of_node_check_flag(node, OF_DETACHED)) {
- printk("WARNING: Bad of_node_put() on %s\n", node->full_name);
- dump_stack();
- kref_init(&node->kref);
- return;
- }
-
- if (!of_node_check_flag(node, OF_DYNAMIC))
- return;
-
- while (prop) {
- struct property *next = prop->next;
- kfree(prop->name);
- kfree(prop->value);
- kfree(prop);
- prop = next;
-
- if (!prop) {
- prop = node->deadprops;
- node->deadprops = NULL;
- }
- }
- kfree(node->full_name);
- kfree(node->data);
- kfree(node);
-}
-
-/**
- * of_node_put - Decrement refcount of a node
- * @node: Node to dec refcount, NULL is supported to
- * simplify writing of callers
- *
- */
-void of_node_put(struct device_node *node)
-{
- if (node)
- kref_put(&node->kref, of_node_release);
-}
-EXPORT_SYMBOL(of_node_put);
-
-/*
- * Plug a device node into the tree and global list.
- */
-void of_attach_node(struct device_node *np)
-{
- unsigned long flags;
-
- write_lock_irqsave(&devtree_lock, flags);
- np->sibling = np->parent->child;
- np->allnext = allnodes;
- np->parent->child = np;
- allnodes = np;
- write_unlock_irqrestore(&devtree_lock, flags);
-}
-
-/*
- * "Unplug" a node from the device tree. The caller must hold
- * a reference to the node. The memory associated with the node
- * is not freed until its refcount goes to zero.
- */
-void of_detach_node(struct device_node *np)
-{
- struct device_node *parent;
- unsigned long flags;
-
- write_lock_irqsave(&devtree_lock, flags);
-
- parent = np->parent;
- if (!parent)
- goto out_unlock;
-
- if (allnodes == np)
- allnodes = np->allnext;
- else {
- struct device_node *prev;
- for (prev = allnodes;
- prev->allnext != np;
- prev = prev->allnext)
- ;
- prev->allnext = np->allnext;
- }
-
- if (parent->child == np)
- parent->child = np->sibling;
- else {
- struct device_node *prevsib;
- for (prevsib = np->parent->child;
- prevsib->sibling != np;
- prevsib = prevsib->sibling)
- ;
- prevsib->sibling = np->sibling;
- }
-
- of_node_set_flag(np, OF_DETACHED);
-
-out_unlock:
- write_unlock_irqrestore(&devtree_lock, flags);
-}
-
#ifdef CONFIG_PPC_PSERIES
/*
* Fix up the uninitialized fields in a new device node:
@@ -1479,9 +804,9 @@ static int of_finish_dynamic_node(struct device_node *node)
if (machine_is(powermac))
return -ENODEV;
- /* fix up new node's linux_phandle field */
+ /* fix up new node's phandle field */
if ((ibm_phandle = of_get_property(node, "ibm,phandle", NULL)))
- node->linux_phandle = *ibm_phandle;
+ node->phandle = *ibm_phandle;
out:
of_node_put(parent);
@@ -1520,120 +845,6 @@ static int __init prom_reconfig_setup(void)
__initcall(prom_reconfig_setup);
#endif
-/*
- * Add a property to a node
- */
-int prom_add_property(struct device_node* np, struct property* prop)
-{
- struct property **next;
- unsigned long flags;
-
- prop->next = NULL;
- write_lock_irqsave(&devtree_lock, flags);
- next = &np->properties;
- while (*next) {
- if (strcmp(prop->name, (*next)->name) == 0) {
- /* duplicate ! don't insert it */
- write_unlock_irqrestore(&devtree_lock, flags);
- return -1;
- }
- next = &(*next)->next;
- }
- *next = prop;
- write_unlock_irqrestore(&devtree_lock, flags);
-
-#ifdef CONFIG_PROC_DEVICETREE
- /* try to add to proc as well if it was initialized */
- if (np->pde)
- proc_device_tree_add_prop(np->pde, prop);
-#endif /* CONFIG_PROC_DEVICETREE */
-
- return 0;
-}
-
-/*
- * Remove a property from a node. Note that we don't actually
- * remove it, since we have given out who-knows-how-many pointers
- * to the data using get-property. Instead we just move the property
- * to the "dead properties" list, so it won't be found any more.
- */
-int prom_remove_property(struct device_node *np, struct property *prop)
-{
- struct property **next;
- unsigned long flags;
- int found = 0;
-
- write_lock_irqsave(&devtree_lock, flags);
- next = &np->properties;
- while (*next) {
- if (*next == prop) {
- /* found the node */
- *next = prop->next;
- prop->next = np->deadprops;
- np->deadprops = prop;
- found = 1;
- break;
- }
- next = &(*next)->next;
- }
- write_unlock_irqrestore(&devtree_lock, flags);
-
- if (!found)
- return -ENODEV;
-
-#ifdef CONFIG_PROC_DEVICETREE
- /* try to remove the proc node as well */
- if (np->pde)
- proc_device_tree_remove_prop(np->pde, prop);
-#endif /* CONFIG_PROC_DEVICETREE */
-
- return 0;
-}
-
-/*
- * Update a property in a node. Note that we don't actually
- * remove it, since we have given out who-knows-how-many pointers
- * to the data using get-property. Instead we just move the property
- * to the "dead properties" list, and add the new property to the
- * property list
- */
-int prom_update_property(struct device_node *np,
- struct property *newprop,
- struct property *oldprop)
-{
- struct property **next;
- unsigned long flags;
- int found = 0;
-
- write_lock_irqsave(&devtree_lock, flags);
- next = &np->properties;
- while (*next) {
- if (*next == oldprop) {
- /* found the node */
- newprop->next = oldprop->next;
- *next = newprop;
- oldprop->next = np->deadprops;
- np->deadprops = oldprop;
- found = 1;
- break;
- }
- next = &(*next)->next;
- }
- write_unlock_irqrestore(&devtree_lock, flags);
-
- if (!found)
- return -ENODEV;
-
-#ifdef CONFIG_PROC_DEVICETREE
- /* try to add to proc as well if it was initialized */
- if (np->pde)
- proc_device_tree_update_prop(np->pde, newprop, oldprop);
-#endif /* CONFIG_PROC_DEVICETREE */
-
- return 0;
-}
-
-
/* Find the device node for a given logical cpu number, also returns the cpu
* local thread number (index in ibm,interrupt-server#s) if relevant and
* asked for (non NULL)
diff --git a/arch/powerpc/platforms/85xx/mpc85xx_mds.c b/arch/powerpc/platforms/85xx/mpc85xx_mds.c
index 04af81e..04d105d 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx_mds.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_mds.c
@@ -341,7 +341,8 @@ static void __init mpc85xx_mds_pic_init(void)
}
mpic = mpic_alloc(np, r.start,
- MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
+ MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN |
+ MPIC_BROKEN_FRR_NIRQS,
0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
of_node_put(np);
diff --git a/arch/powerpc/platforms/85xx/xes_mpc85xx.c b/arch/powerpc/platforms/85xx/xes_mpc85xx.c
index 1b42605..0125604 100644
--- a/arch/powerpc/platforms/85xx/xes_mpc85xx.c
+++ b/arch/powerpc/platforms/85xx/xes_mpc85xx.c
@@ -80,8 +80,8 @@ static void xes_mpc85xx_configure_l2(void __iomem *l2_base)
printk(KERN_INFO "xes_mpc85xx: Enabling L2 as cache\n");
ctl = MPC85xx_L2CTL_L2E | MPC85xx_L2CTL_L2I;
- if (machine_is_compatible("MPC8540") ||
- machine_is_compatible("MPC8560"))
+ if (of_machine_is_compatible("MPC8540") ||
+ of_machine_is_compatible("MPC8560"))
/*
* Assume L2 SRAM is used fully for cache, so set
* L2BLKSZ (bits 4:5) to match L2SIZ (bits 2:3).
diff --git a/arch/powerpc/platforms/cell/cbe_powerbutton.c b/arch/powerpc/platforms/cell/cbe_powerbutton.c
index dcddaa5..f75a4da 100644
--- a/arch/powerpc/platforms/cell/cbe_powerbutton.c
+++ b/arch/powerpc/platforms/cell/cbe_powerbutton.c
@@ -48,7 +48,7 @@ static int __init cbe_powerbutton_init(void)
int ret = 0;
struct input_dev *dev;
- if (!machine_is_compatible("IBM,CBPLUS-1.0")) {
+ if (!of_machine_is_compatible("IBM,CBPLUS-1.0")) {
printk(KERN_ERR "%s: Not a cell blade.\n", __func__);
ret = -ENODEV;
goto out;
diff --git a/arch/powerpc/platforms/cell/ras.c b/arch/powerpc/platforms/cell/ras.c
index 5e0a191..608fd2b 100644
--- a/arch/powerpc/platforms/cell/ras.c
+++ b/arch/powerpc/platforms/cell/ras.c
@@ -255,7 +255,7 @@ static int __init cbe_sysreset_init(void)
{
struct cbe_pmd_regs __iomem *regs;
- sysreset_hack = machine_is_compatible("IBM,CBPLUS-1.0");
+ sysreset_hack = of_machine_is_compatible("IBM,CBPLUS-1.0");
if (!sysreset_hack)
return 0;
diff --git a/arch/powerpc/platforms/cell/spu_manage.c b/arch/powerpc/platforms/cell/spu_manage.c
index 4c506c1..891f18e 100644
--- a/arch/powerpc/platforms/cell/spu_manage.c
+++ b/arch/powerpc/platforms/cell/spu_manage.c
@@ -457,7 +457,7 @@ neighbour_spu(int cbe, struct device_node *target, struct device_node *avoid)
continue;
vic_handles = of_get_property(spu_dn, "vicinity", &lenp);
for (i=0; i < (lenp / sizeof(phandle)); i++) {
- if (vic_handles[i] == target->linux_phandle)
+ if (vic_handles[i] == target->phandle)
return spu;
}
}
@@ -499,7 +499,7 @@ static void init_affinity_node(int cbe)
if (strcmp(name, "spe") == 0) {
spu = devnode_spu(cbe, vic_dn);
- avoid_ph = last_spu_dn->linux_phandle;
+ avoid_ph = last_spu_dn->phandle;
} else {
/*
* "mic-tm" and "bif0" nodes do not have
@@ -514,7 +514,7 @@ static void init_affinity_node(int cbe)
last_spu->has_mem_affinity = 1;
spu->has_mem_affinity = 1;
}
- avoid_ph = vic_dn->linux_phandle;
+ avoid_ph = vic_dn->phandle;
}
list_add_tail(&spu->aff_list, &last_spu->aff_list);
diff --git a/arch/powerpc/platforms/pasemi/cpufreq.c b/arch/powerpc/platforms/pasemi/cpufreq.c
index be2527a..d35e052 100644
--- a/arch/powerpc/platforms/pasemi/cpufreq.c
+++ b/arch/powerpc/platforms/pasemi/cpufreq.c
@@ -304,8 +304,8 @@ static struct cpufreq_driver pas_cpufreq_driver = {
static int __init pas_cpufreq_init(void)
{
- if (!machine_is_compatible("PA6T-1682M") &&
- !machine_is_compatible("pasemi,pwrficient"))
+ if (!of_machine_is_compatible("PA6T-1682M") &&
+ !of_machine_is_compatible("pasemi,pwrficient"))
return -ENODEV;
return cpufreq_register_driver(&pas_cpufreq_driver);
diff --git a/arch/powerpc/platforms/powermac/cpufreq_32.c b/arch/powerpc/platforms/powermac/cpufreq_32.c
index 08d94e4..d4f127d 100644
--- a/arch/powerpc/platforms/powermac/cpufreq_32.c
+++ b/arch/powerpc/platforms/powermac/cpufreq_32.c
@@ -657,31 +657,31 @@ static int __init pmac_cpufreq_setup(void)
cur_freq = (*value) / 1000;
/* Check for 7447A based MacRISC3 */
- if (machine_is_compatible("MacRISC3") &&
+ if (of_machine_is_compatible("MacRISC3") &&
of_get_property(cpunode, "dynamic-power-step", NULL) &&
PVR_VER(mfspr(SPRN_PVR)) == 0x8003) {
pmac_cpufreq_init_7447A(cpunode);
/* Check for other MacRISC3 machines */
- } else if (machine_is_compatible("PowerBook3,4") ||
- machine_is_compatible("PowerBook3,5") ||
- machine_is_compatible("MacRISC3")) {
+ } else if (of_machine_is_compatible("PowerBook3,4") ||
+ of_machine_is_compatible("PowerBook3,5") ||
+ of_machine_is_compatible("MacRISC3")) {
pmac_cpufreq_init_MacRISC3(cpunode);
/* Else check for iBook2 500/600 */
- } else if (machine_is_compatible("PowerBook4,1")) {
+ } else if (of_machine_is_compatible("PowerBook4,1")) {
hi_freq = cur_freq;
low_freq = 400000;
set_speed_proc = pmu_set_cpu_speed;
is_pmu_based = 1;
}
/* Else check for TiPb 550 */
- else if (machine_is_compatible("PowerBook3,3") && cur_freq == 550000) {
+ else if (of_machine_is_compatible("PowerBook3,3") && cur_freq == 550000) {
hi_freq = cur_freq;
low_freq = 500000;
set_speed_proc = pmu_set_cpu_speed;
is_pmu_based = 1;
}
/* Else check for TiPb 400 & 500 */
- else if (machine_is_compatible("PowerBook3,2")) {
+ else if (of_machine_is_compatible("PowerBook3,2")) {
/* We only know about the 400 MHz and the 500Mhz model
* they both have 300 MHz as low frequency
*/
diff --git a/arch/powerpc/platforms/powermac/cpufreq_64.c b/arch/powerpc/platforms/powermac/cpufreq_64.c
index 708c751..3ed288e 100644
--- a/arch/powerpc/platforms/powermac/cpufreq_64.c
+++ b/arch/powerpc/platforms/powermac/cpufreq_64.c
@@ -398,11 +398,11 @@ static int __init g5_neo2_cpufreq_init(struct device_node *cpus)
int rc = -ENODEV;
/* Check supported platforms */
- if (machine_is_compatible("PowerMac8,1") ||
- machine_is_compatible("PowerMac8,2") ||
- machine_is_compatible("PowerMac9,1"))
+ if (of_machine_is_compatible("PowerMac8,1") ||
+ of_machine_is_compatible("PowerMac8,2") ||
+ of_machine_is_compatible("PowerMac9,1"))
use_volts_smu = 1;
- else if (machine_is_compatible("PowerMac11,2"))
+ else if (of_machine_is_compatible("PowerMac11,2"))
use_volts_vdnap = 1;
else
return -ENODEV;
@@ -729,9 +729,9 @@ static int __init g5_cpufreq_init(void)
return -ENODEV;
}
- if (machine_is_compatible("PowerMac7,2") ||
- machine_is_compatible("PowerMac7,3") ||
- machine_is_compatible("RackMac3,1"))
+ if (of_machine_is_compatible("PowerMac7,2") ||
+ of_machine_is_compatible("PowerMac7,3") ||
+ of_machine_is_compatible("RackMac3,1"))
rc = g5_pm72_cpufreq_init(cpus);
#ifdef CONFIG_PMAC_SMU
else
diff --git a/arch/powerpc/platforms/powermac/feature.c b/arch/powerpc/platforms/powermac/feature.c
index 424b633..9e1b9fd 100644
--- a/arch/powerpc/platforms/powermac/feature.c
+++ b/arch/powerpc/platforms/powermac/feature.c
@@ -2426,7 +2426,7 @@ static int __init probe_motherboard(void)
}
}
for(i=0; i<ARRAY_SIZE(pmac_mb_defs); i++) {
- if (machine_is_compatible(pmac_mb_defs[i].model_string)) {
+ if (of_machine_is_compatible(pmac_mb_defs[i].model_string)) {
pmac_mb = pmac_mb_defs[i];
goto found;
}
diff --git a/arch/powerpc/platforms/powermac/pfunc_core.c b/arch/powerpc/platforms/powermac/pfunc_core.c
index 96d5ce5..ede49e7 100644
--- a/arch/powerpc/platforms/powermac/pfunc_core.c
+++ b/arch/powerpc/platforms/powermac/pfunc_core.c
@@ -842,7 +842,7 @@ struct pmf_function *__pmf_find_function(struct device_node *target,
list_for_each_entry(func, &dev->functions, link) {
if (name && strcmp(name, func->name))
continue;
- if (func->phandle && target->node != func->phandle)
+ if (func->phandle && target->phandle != func->phandle)
continue;
if ((func->flags & flags) == 0)
continue;
diff --git a/arch/powerpc/platforms/powermac/smp.c b/arch/powerpc/platforms/powermac/smp.c
index b40c22d..6898e82 100644
--- a/arch/powerpc/platforms/powermac/smp.c
+++ b/arch/powerpc/platforms/powermac/smp.c
@@ -693,9 +693,9 @@ static void __init smp_core99_setup(int ncpus)
#ifdef CONFIG_PPC64
/* i2c based HW sync on some G5s */
- if (machine_is_compatible("PowerMac7,2") ||
- machine_is_compatible("PowerMac7,3") ||
- machine_is_compatible("RackMac3,1"))
+ if (of_machine_is_compatible("PowerMac7,2") ||
+ of_machine_is_compatible("PowerMac7,3") ||
+ of_machine_is_compatible("RackMac3,1"))
smp_core99_setup_i2c_hwsync(ncpus);
/* pfunc based HW sync on recent G5s */
@@ -713,7 +713,7 @@ static void __init smp_core99_setup(int ncpus)
#else /* CONFIG_PPC64 */
/* GPIO based HW sync on ppc32 Core99 */
- if (pmac_tb_freeze == NULL && !machine_is_compatible("MacRISC4")) {
+ if (pmac_tb_freeze == NULL && !of_machine_is_compatible("MacRISC4")) {
struct device_node *cpu;
const u32 *tbprop = NULL;
@@ -750,7 +750,7 @@ static void __init smp_core99_setup(int ncpus)
#endif
/* 32 bits SMP can't NAP */
- if (!machine_is_compatible("MacRISC4"))
+ if (!of_machine_is_compatible("MacRISC4"))
powersave_nap = 0;
}
@@ -852,7 +852,7 @@ static void __devinit smp_core99_setup_cpu(int cpu_nr)
/* If we didn't start the second CPU, we must take
* it off the bus
*/
- if (machine_is_compatible("MacRISC4") &&
+ if (of_machine_is_compatible("MacRISC4") &&
num_online_cpus() < 2)
g5_phy_disable_cpu1();
#endif /* CONFIG_PPC64 */
diff --git a/arch/powerpc/platforms/powermac/time.c b/arch/powerpc/platforms/powermac/time.c
index 1810e42..48211ca 100644
--- a/arch/powerpc/platforms/powermac/time.c
+++ b/arch/powerpc/platforms/powermac/time.c
@@ -317,9 +317,9 @@ void __init pmac_calibrate_decr(void)
* calibration. That's better since the VIA itself seems
* to be slightly off. --BenH
*/
- if (!machine_is_compatible("MacRISC2") &&
- !machine_is_compatible("MacRISC3") &&
- !machine_is_compatible("MacRISC4"))
+ if (!of_machine_is_compatible("MacRISC2") &&
+ !of_machine_is_compatible("MacRISC3") &&
+ !of_machine_is_compatible("MacRISC4"))
if (via_calibrate_decr())
return;
@@ -328,7 +328,7 @@ void __init pmac_calibrate_decr(void)
* probably implement calibration based on the KL timer on these
* machines anyway... -BenH
*/
- if (machine_is_compatible("PowerMac3,5"))
+ if (of_machine_is_compatible("PowerMac3,5"))
if (via_calibrate_decr())
return;
#endif
diff --git a/arch/powerpc/platforms/powermac/udbg_scc.c b/arch/powerpc/platforms/powermac/udbg_scc.c
index 9490157..d83135a 100644
--- a/arch/powerpc/platforms/powermac/udbg_scc.c
+++ b/arch/powerpc/platforms/powermac/udbg_scc.c
@@ -132,9 +132,9 @@ void udbg_scc_init(int force_scc)
scc_inittab[1] = in_8(sccc);
out_8(sccc, 12);
scc_inittab[3] = in_8(sccc);
- } else if (machine_is_compatible("RackMac1,1")
- || machine_is_compatible("RackMac1,2")
- || machine_is_compatible("MacRISC4")) {
+ } else if (of_machine_is_compatible("RackMac1,1")
+ || of_machine_is_compatible("RackMac1,2")
+ || of_machine_is_compatible("MacRISC4")) {
/* Xserves and G5s default to 57600 */
scc_inittab[1] = 0;
scc_inittab[3] = 0;
diff --git a/arch/powerpc/sysdev/grackle.c b/arch/powerpc/sysdev/grackle.c
index 5da37c2..cf27df6 100644
--- a/arch/powerpc/sysdev/grackle.c
+++ b/arch/powerpc/sysdev/grackle.c
@@ -56,9 +56,9 @@ static inline void grackle_set_loop_snoop(struct pci_controller *bp, int enable)
void __init setup_grackle(struct pci_controller *hose)
{
setup_indirect_pci(hose, 0xfec00000, 0xfee00000, 0);
- if (machine_is_compatible("PowerMac1,1"))
+ if (of_machine_is_compatible("PowerMac1,1"))
ppc_pci_add_flags(PPC_PCI_REASSIGN_ALL_BUS);
- if (machine_is_compatible("AAPL,PowerBook1998"))
+ if (of_machine_is_compatible("AAPL,PowerBook1998"))
grackle_set_loop_snoop(hose, 1);
#if 0 /* Disabled for now, HW problems ??? */
grackle_set_stg(hose, 1);
diff --git a/arch/sparc/include/asm/stat.h b/arch/sparc/include/asm/stat.h
index 55db5ec..39327d6 100644
--- a/arch/sparc/include/asm/stat.h
+++ b/arch/sparc/include/asm/stat.h
@@ -53,8 +53,8 @@ struct stat {
ino_t st_ino;
mode_t st_mode;
short st_nlink;
- uid_t st_uid;
- gid_t st_gid;
+ uid16_t st_uid;
+ gid16_t st_gid;
unsigned short st_rdev;
off_t st_size;
time_t st_atime;
diff --git a/arch/sparc/kernel/devices.c b/arch/sparc/kernel/devices.c
index b171ae8..b062de9 100644
--- a/arch/sparc/kernel/devices.c
+++ b/arch/sparc/kernel/devices.c
@@ -59,7 +59,7 @@ static int __cpu_find_by(int (*compare)(int, int, void *), void *compare_arg,
cur_inst = 0;
for_each_node_by_type(dp, "cpu") {
- int err = check_cpu_node(dp->node, &cur_inst,
+ int err = check_cpu_node(dp->phandle, &cur_inst,
compare, compare_arg,
prom_node, mid);
if (!err) {
diff --git a/arch/sparc/kernel/kstack.h b/arch/sparc/kernel/kstack.h
index 4248d96..5247283 100644
--- a/arch/sparc/kernel/kstack.h
+++ b/arch/sparc/kernel/kstack.h
@@ -11,6 +11,10 @@ static inline bool kstack_valid(struct thread_info *tp, unsigned long sp)
{
unsigned long base = (unsigned long) tp;
+ /* Stack pointer must be 16-byte aligned. */
+ if (sp & (16UL - 1))
+ return false;
+
if (sp >= (base + sizeof(struct thread_info)) &&
sp <= (base + THREAD_SIZE - sizeof(struct sparc_stackf)))
return true;
diff --git a/arch/sparc/kernel/of_device_32.c b/arch/sparc/kernel/of_device_32.c
index 4c26eb5..da527b3 100644
--- a/arch/sparc/kernel/of_device_32.c
+++ b/arch/sparc/kernel/of_device_32.c
@@ -105,7 +105,7 @@ static unsigned long of_bus_sbus_get_flags(const u32 *addr, unsigned long flags)
static int of_bus_ambapp_match(struct device_node *np)
{
- return !strcmp(np->name, "ambapp");
+ return !strcmp(np->type, "ambapp");
}
static void of_bus_ambapp_count_cells(struct device_node *child,
@@ -433,7 +433,7 @@ build_resources:
if (!parent)
dev_set_name(&op->dev, "root");
else
- dev_set_name(&op->dev, "%08x", dp->node);
+ dev_set_name(&op->dev, "%08x", dp->phandle);
if (of_device_register(op)) {
printk("%s: Could not register of device.\n",
diff --git a/arch/sparc/kernel/of_device_64.c b/arch/sparc/kernel/of_device_64.c
index 0a6f2d1..b3d4cb5 100644
--- a/arch/sparc/kernel/of_device_64.c
+++ b/arch/sparc/kernel/of_device_64.c
@@ -676,7 +676,7 @@ static struct of_device * __init scan_one_device(struct device_node *dp,
if (!parent)
dev_set_name(&op->dev, "root");
else
- dev_set_name(&op->dev, "%08x", dp->node);
+ dev_set_name(&op->dev, "%08x", dp->phandle);
if (of_device_register(op)) {
printk("%s: Could not register of device.\n",
diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index 539e83f..592b03d 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -247,6 +247,7 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
struct pci_bus *bus, int devfn)
{
struct dev_archdata *sd;
+ struct pci_slot *slot;
struct of_device *op;
struct pci_dev *dev;
const char *type;
@@ -286,6 +287,11 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
dev->dev.bus = &pci_bus_type;
dev->devfn = devfn;
dev->multifunction = 0; /* maybe a lie? */
+ set_pcie_port_type(dev);
+
+ list_for_each_entry(slot, &dev->bus->slots, list)
+ if (PCI_SLOT(dev->devfn) == slot->number)
+ dev->slot = slot;
dev->vendor = of_getintprop_default(node, "vendor-id", 0xffff);
dev->device = of_getintprop_default(node, "device-id", 0xffff);
@@ -322,6 +328,7 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
dev->current_state = 4; /* unknown power state */
dev->error_state = pci_channel_io_normal;
+ dev->dma_mask = 0xffffffff;
if (!strcmp(node->name, "pci")) {
/* a PCI-PCI bridge */
diff --git a/arch/sparc/kernel/prom.h b/arch/sparc/kernel/prom.h
index 453397f..a8591ef 100644
--- a/arch/sparc/kernel/prom.h
+++ b/arch/sparc/kernel/prom.h
@@ -4,9 +4,6 @@
#include <linux/spinlock.h>
#include <asm/prom.h>
-extern struct device_node *allnodes; /* temporary while merging */
-extern rwlock_t devtree_lock; /* temporary while merging */
-
extern void * prom_early_alloc(unsigned long size);
extern void irq_trans_init(struct device_node *dp);
diff --git a/arch/sparc/kernel/prom_common.c b/arch/sparc/kernel/prom_common.c
index d80a65d..57ac9e2 100644
--- a/arch/sparc/kernel/prom_common.c
+++ b/arch/sparc/kernel/prom_common.c
@@ -37,18 +37,6 @@ EXPORT_SYMBOL(of_console_path);
char *of_console_options;
EXPORT_SYMBOL(of_console_options);
-struct device_node *of_find_node_by_phandle(phandle handle)
-{
- struct device_node *np;
-
- for (np = allnodes; np; np = np->allnext)
- if (np->node == handle)
- break;
-
- return np;
-}
-EXPORT_SYMBOL(of_find_node_by_phandle);
-
int of_getintprop_default(struct device_node *np, const char *name, int def)
{
struct property *prop;
@@ -89,7 +77,7 @@ int of_set_property(struct device_node *dp, const char *name, void *val, int len
void *old_val = prop->value;
int ret;
- ret = prom_setprop(dp->node, name, val, len);
+ ret = prom_setprop(dp->phandle, name, val, len);
err = -EINVAL;
if (ret >= 0) {
@@ -236,7 +224,7 @@ static struct device_node * __init prom_create_node(phandle node,
dp->name = get_one_property(node, "name");
dp->type = get_one_property(node, "device_type");
- dp->node = node;
+ dp->phandle = node;
dp->properties = build_prop_list(node);
@@ -313,7 +301,7 @@ void __init prom_build_devicetree(void)
nextp = &allnodes->allnext;
allnodes->child = prom_build_tree(allnodes,
- prom_getchild(allnodes->node),
+ prom_getchild(allnodes->phandle),
&nextp);
of_console_init();
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index aa36223..eb14844 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -370,7 +370,7 @@ static int __cpuinit smp_boot_one_cpu(unsigned int cpu)
} else {
struct device_node *dp = of_find_node_by_cpuid(cpu);
- prom_startcpu(dp->node, entry, cookie);
+ prom_startcpu(dp->phandle, entry, cookie);
}
for (timeout = 0; timeout < 50000; timeout++) {
diff --git a/arch/sparc/kernel/tsb.S b/arch/sparc/kernel/tsb.S
index 8c91d9b..db15d12 100644
--- a/arch/sparc/kernel/tsb.S
+++ b/arch/sparc/kernel/tsb.S
@@ -191,10 +191,12 @@ tsb_dtlb_load:
tsb_itlb_load:
/* Executable bit must be set. */
-661: andcc %g5, _PAGE_EXEC_4U, %g0
- .section .sun4v_1insn_patch, "ax"
+661: sethi %hi(_PAGE_EXEC_4U), %g4
+ andcc %g5, %g4, %g0
+ .section .sun4v_2insn_patch, "ax"
.word 661b
andcc %g5, _PAGE_EXEC_4V, %g0
+ nop
.previous
be,pn %xcc, tsb_do_fault
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index fc801ba..b753ea5 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -450,6 +450,8 @@ struct thread_struct {
struct perf_event *ptrace_bps[HBP_NUM];
/* Debug status used for traps, single steps, etc... */
unsigned long debugreg6;
+ /* Keep track of the exact dr7 value set by the user */
+ unsigned long ptrace_dr7;
/* Fault info: */
unsigned long cr2;
unsigned long trap_no;
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 0acbcdf..af1c583 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -1344,14 +1344,6 @@ static struct dmi_system_id __initdata acpi_dmi_table[] = {
},
{
.callback = force_acpi_ht,
- .ident = "ASUS P2B-DS",
- .matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
- DMI_MATCH(DMI_BOARD_NAME, "P2B-DS"),
- },
- },
- {
- .callback = force_acpi_ht,
.ident = "ASUS CUR-DLS",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
diff --git a/arch/x86/kernel/hw_breakpoint.c b/arch/x86/kernel/hw_breakpoint.c
index 05d5fec..bb6006e 100644
--- a/arch/x86/kernel/hw_breakpoint.c
+++ b/arch/x86/kernel/hw_breakpoint.c
@@ -212,25 +212,6 @@ static int arch_check_va_in_kernelspace(unsigned long va, u8 hbp_len)
return (va >= TASK_SIZE) && ((va + len - 1) >= TASK_SIZE);
}
-/*
- * Store a breakpoint's encoded address, length, and type.
- */
-static int arch_store_info(struct perf_event *bp)
-{
- struct arch_hw_breakpoint *info = counter_arch_bp(bp);
- /*
- * For kernel-addresses, either the address or symbol name can be
- * specified.
- */
- if (info->name)
- info->address = (unsigned long)
- kallsyms_lookup_name(info->name);
- if (info->address)
- return 0;
-
- return -EINVAL;
-}
-
int arch_bp_generic_fields(int x86_len, int x86_type,
int *gen_len, int *gen_type)
{
@@ -362,10 +343,13 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp,
return ret;
}
- ret = arch_store_info(bp);
-
- if (ret < 0)
- return ret;
+ /*
+ * For kernel-addresses, either the address or symbol name can be
+ * specified.
+ */
+ if (info->name)
+ info->address = (unsigned long)
+ kallsyms_lookup_name(info->name);
/*
* Check that the low-order bits of the address are appropriate
* for the alignment implied by len.
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c
index 017d937..0c1033d 100644
--- a/arch/x86/kernel/ptrace.c
+++ b/arch/x86/kernel/ptrace.c
@@ -702,7 +702,7 @@ static unsigned long ptrace_get_debugreg(struct task_struct *tsk, int n)
} else if (n == 6) {
val = thread->debugreg6;
} else if (n == 7) {
- val = ptrace_get_dr7(thread->ptrace_bps);
+ val = thread->ptrace_dr7;
}
return val;
}
@@ -778,8 +778,11 @@ int ptrace_set_debugreg(struct task_struct *tsk, int n, unsigned long val)
return rc;
}
/* All that's left is DR7 */
- if (n == 7)
+ if (n == 7) {
rc = ptrace_write_dr7(tsk, val);
+ if (!rc)
+ thread->ptrace_dr7 = val;
+ }
ret_path:
return rc;