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-rw-r--r--arch/mips/kernel/setup.c7
-rw-r--r--arch/mips/lasat/image/Makefile6
-rw-r--r--arch/mips/mips-boards/generic/memory.c2
-rw-r--r--arch/mips/mips-boards/generic/reset.c10
-rw-r--r--arch/mips/mm/dma-default.c2
-rw-r--r--arch/mips/philips/pnx8550/common/time.c109
-rw-r--r--arch/powerpc/kernel/prom_init.c39
-rw-r--r--arch/powerpc/mm/slb.c8
-rw-r--r--arch/powerpc/platforms/pseries/hotplug-cpu.c2
-rw-r--r--arch/powerpc/platforms/pseries/lpar.c1
-rw-r--r--arch/x86/kernel/apm_32.c10
11 files changed, 138 insertions, 58 deletions
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index 7f6ddcb5d48..f8a535afce3 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -269,7 +269,7 @@ static void __init bootmem_init(void)
static void __init bootmem_init(void)
{
- unsigned long init_begin, reserved_end;
+ unsigned long reserved_end;
unsigned long mapstart = ~0UL;
unsigned long bootmap_size;
int i;
@@ -344,7 +344,6 @@ static void __init bootmem_init(void)
min_low_pfn, max_low_pfn);
- init_begin = PFN_UP(__pa_symbol(&__init_begin));
for (i = 0; i < boot_mem_map.nr_map; i++) {
unsigned long start, end;
@@ -352,8 +351,8 @@ static void __init bootmem_init(void)
end = PFN_DOWN(boot_mem_map.map[i].addr
+ boot_mem_map.map[i].size);
- if (start <= init_begin)
- start = init_begin;
+ if (start <= min_low_pfn)
+ start = min_low_pfn;
if (start >= end)
continue;
diff --git a/arch/mips/lasat/image/Makefile b/arch/mips/lasat/image/Makefile
index 5332449ec04..460626b6d62 100644
--- a/arch/mips/lasat/image/Makefile
+++ b/arch/mips/lasat/image/Makefile
@@ -12,11 +12,11 @@ endif
MKLASATIMG = mklasatimg
MKLASATIMG_ARCH = mq2,mqpro,sp100,sp200
-KERNEL_IMAGE = $(TOPDIR)/vmlinux
+KERNEL_IMAGE = vmlinux
KERNEL_START = $(shell $(NM) $(KERNEL_IMAGE) | grep " _text" | cut -f1 -d\ )
KERNEL_ENTRY = $(shell $(NM) $(KERNEL_IMAGE) | grep kernel_entry | cut -f1 -d\ )
-LDSCRIPT= -L$(obj) -Tromscript.normal
+LDSCRIPT= -L$(srctree)/$(src) -Tromscript.normal
HEAD_DEFINES := -D_kernel_start=0x$(KERNEL_START) \
-D_kernel_entry=0x$(KERNEL_ENTRY) \
@@ -24,7 +24,7 @@ HEAD_DEFINES := -D_kernel_start=0x$(KERNEL_START) \
-D TIMESTAMP=$(shell date +%s)
$(obj)/head.o: $(obj)/head.S $(KERNEL_IMAGE)
- $(CC) -fno-pic $(HEAD_DEFINES) -I$(TOPDIR)/include -c -o $@ $<
+ $(CC) -fno-pic $(HEAD_DEFINES) $(LINUXINCLUDE) -c -o $@ $<
OBJECTS = head.o kImage.o
diff --git a/arch/mips/mips-boards/generic/memory.c b/arch/mips/mips-boards/generic/memory.c
index 2c5c27c8e86..dc272c18823 100644
--- a/arch/mips/mips-boards/generic/memory.c
+++ b/arch/mips/mips-boards/generic/memory.c
@@ -169,7 +169,6 @@ void __init prom_meminit(void)
void __init prom_free_prom_memory(void)
{
-#if 0 /* for now ... */
unsigned long addr;
int i;
@@ -181,5 +180,4 @@ void __init prom_free_prom_memory(void)
free_init_pages("prom memory",
addr, addr + boot_mem_map.map[i].size);
}
-#endif
}
diff --git a/arch/mips/mips-boards/generic/reset.c b/arch/mips/mips-boards/generic/reset.c
index 7a1bb51f81e..583d468d98a 100644
--- a/arch/mips/mips-boards/generic/reset.c
+++ b/arch/mips/mips-boards/generic/reset.c
@@ -39,16 +39,18 @@ static void atlas_machine_power_off(void);
static void mips_machine_restart(char *command)
{
- unsigned int __iomem *softres_reg = ioremap(SOFTRES_REG, sizeof(unsigned int));
+ unsigned int __iomem *softres_reg =
+ ioremap(SOFTRES_REG, sizeof(unsigned int));
- writew(GORESET, softres_reg);
+ __raw_writel(GORESET, softres_reg);
}
static void mips_machine_halt(void)
{
- unsigned int __iomem *softres_reg = ioremap(SOFTRES_REG, sizeof(unsigned int));
+ unsigned int __iomem *softres_reg =
+ ioremap(SOFTRES_REG, sizeof(unsigned int));
- writew(GORESET, softres_reg);
+ __raw_writel(GORESET, softres_reg);
}
#if defined(CONFIG_MIPS_ATLAS)
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index ae76795685c..810535dd091 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -45,7 +45,7 @@ static gfp_t massage_gfp_flags(const struct device *dev, gfp_t gfp)
/* ignore region specifiers */
gfp &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM);
-#ifdef CONFIG_ZONE_DMA32
+#ifdef CONFIG_ZONE_DMA
if (dev == NULL)
gfp |= __GFP_DMA;
else if (dev->coherent_dma_mask < DMA_BIT_MASK(24))
diff --git a/arch/mips/philips/pnx8550/common/time.c b/arch/mips/philips/pnx8550/common/time.c
index e818fd0f158..6d494e0de3d 100644
--- a/arch/mips/philips/pnx8550/common/time.c
+++ b/arch/mips/philips/pnx8550/common/time.c
@@ -22,7 +22,6 @@
#include <linux/kernel_stat.h>
#include <linux/spinlock.h>
#include <linux/interrupt.h>
-#include <linux/module.h>
#include <asm/bootinfo.h>
#include <asm/cpu.h>
@@ -41,11 +40,60 @@ static cycle_t hpt_read(void)
return read_c0_count2();
}
+static struct clocksource pnx_clocksource = {
+ .name = "pnx8xxx",
+ .rating = 200,
+ .read = hpt_read,
+ .flags = CLOCK_SOURCE_IS_CONTINUOUS,
+};
+
static void timer_ack(void)
{
write_c0_compare(cpj);
}
+static irqreturn_t pnx8xxx_timer_interrupt(int irq, void *dev_id)
+{
+ struct clock_event_device *c = dev_id;
+
+ /* clear MATCH, signal the event */
+ c->event_handler(c);
+
+ return IRQ_HANDLED;
+}
+
+static struct irqaction pnx8xxx_timer_irq = {
+ .handler = pnx8xxx_timer_interrupt,
+ .flags = IRQF_DISABLED | IRQF_PERCPU,
+ .name = "pnx8xxx_timer",
+};
+
+static irqreturn_t monotonic_interrupt(int irq, void *dev_id)
+{
+ /* Timer 2 clear interrupt */
+ write_c0_compare2(-1);
+ return IRQ_HANDLED;
+}
+
+static struct irqaction monotonic_irqaction = {
+ .handler = monotonic_interrupt,
+ .flags = IRQF_DISABLED,
+ .name = "Monotonic timer",
+};
+
+static int pnx8xxx_set_next_event(unsigned long delta,
+ struct clock_event_device *evt)
+{
+ write_c0_compare(delta);
+ return 0;
+}
+
+static struct clock_event_device pnx8xxx_clockevent = {
+ .name = "pnx8xxx_clockevent",
+ .features = CLOCK_EVT_FEAT_ONESHOT,
+ .set_next_event = pnx8xxx_set_next_event,
+};
+
/*
* plat_time_init() - it does the following things:
*
@@ -58,11 +106,34 @@ static void timer_ack(void)
__init void plat_time_init(void)
{
+ unsigned int configPR;
unsigned int n;
unsigned int m;
unsigned int p;
unsigned int pow2p;
+ clockevents_register_device(&pnx8xxx_clockevent);
+ clocksource_register(&pnx_clocksource);
+
+ setup_irq(PNX8550_INT_TIMER1, &pnx8xxx_timer_irq);
+ setup_irq(PNX8550_INT_TIMER2, &monotonic_irqaction);
+
+ /* Timer 1 start */
+ configPR = read_c0_config7();
+ configPR &= ~0x00000008;
+ write_c0_config7(configPR);
+
+ /* Timer 2 start */
+ configPR = read_c0_config7();
+ configPR &= ~0x00000010;
+ write_c0_config7(configPR);
+
+ /* Timer 3 stop */
+ configPR = read_c0_config7();
+ configPR |= 0x00000020;
+ write_c0_config7(configPR);
+
+
/* PLL0 sets MIPS clock (PLL1 <=> TM1, PLL6 <=> TM2, PLL5 <=> mem) */
/* (but only if CLK_MIPS_CTL select value [bits 3:1] is 1: FIXME) */
@@ -87,42 +158,6 @@ __init void plat_time_init(void)
write_c0_count2(0);
write_c0_compare2(0xffffffff);
- clocksource_mips.read = hpt_read;
- mips_timer_ack = timer_ack;
-}
-
-static irqreturn_t monotonic_interrupt(int irq, void *dev_id)
-{
- /* Timer 2 clear interrupt */
- write_c0_compare2(-1);
- return IRQ_HANDLED;
}
-static struct irqaction monotonic_irqaction = {
- .handler = monotonic_interrupt,
- .flags = IRQF_DISABLED,
- .name = "Monotonic timer",
-};
-void __init plat_timer_setup(struct irqaction *irq)
-{
- int configPR;
-
- setup_irq(PNX8550_INT_TIMER1, irq);
- setup_irq(PNX8550_INT_TIMER2, &monotonic_irqaction);
-
- /* Timer 1 start */
- configPR = read_c0_config7();
- configPR &= ~0x00000008;
- write_c0_config7(configPR);
-
- /* Timer 2 start */
- configPR = read_c0_config7();
- configPR &= ~0x00000010;
- write_c0_config7(configPR);
-
- /* Timer 3 stop */
- configPR = read_c0_config7();
- configPR |= 0x00000020;
- write_c0_config7(configPR);
-}
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 1add6efdb31..5d89a21dd0d 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -2216,6 +2216,45 @@ static void __init fixup_device_tree_efika(void)
prom_printf("fixup_device_tree_efika: ",
"skipped entry %x - setprop error\n", i);
}
+
+ /* Make sure ethernet mdio bus node exists */
+ node = call_prom("finddevice", 1, 1, ADDR("/builtin/mdio"));
+ if (!PHANDLE_VALID(node)) {
+ prom_printf("Adding Ethernet MDIO node\n");
+ call_prom("interpret", 1, 1,
+ " s\" /builtin\" find-device"
+ " new-device"
+ " 1 encode-int s\" #address-cells\" property"
+ " 0 encode-int s\" #size-cells\" property"
+ " s\" mdio\" 2dup device-name device-type"
+ " s\" mpc5200b-fec-phy\" encode-string"
+ " s\" compatible\" property"
+ " 0xf0003000 0x400 reg"
+ " 0x2 encode-int"
+ " 0x5 encode-int encode+"
+ " 0x3 encode-int encode+"
+ " s\" interrupts\" property"
+ " finish-device");
+ };
+
+ /* Make sure ethernet phy device node exist */
+ node = call_prom("finddevice", 1, 1, ADDR("/builtin/mdio/ethernet-phy"));
+ if (!PHANDLE_VALID(node)) {
+ prom_printf("Adding Ethernet PHY node\n");
+ call_prom("interpret", 1, 1,
+ " s\" /builtin/mdio\" find-device"
+ " new-device"
+ " s\" ethernet-phy\" device-name"
+ " 0x10 encode-int s\" reg\" property"
+ " my-self"
+ " ihandle>phandle"
+ " finish-device"
+ " s\" /builtin/ethernet\" find-device"
+ " encode-int"
+ " s\" phy-handle\" property"
+ " device-end");
+ }
+
}
#else
#define fixup_device_tree_efika()
diff --git a/arch/powerpc/mm/slb.c b/arch/powerpc/mm/slb.c
index 27922dff8b9..a282bc212e8 100644
--- a/arch/powerpc/mm/slb.c
+++ b/arch/powerpc/mm/slb.c
@@ -82,6 +82,14 @@ static inline void slb_shadow_clear(unsigned long entry)
get_slb_shadow()->save_area[entry].esid = 0;
}
+void slb_shadow_clear_all(void)
+{
+ int i;
+
+ for (i = 0; i < SLB_NUM_BOLTED; i++)
+ slb_shadow_clear(i);
+}
+
static inline void create_shadowed_slbe(unsigned long ea, int ssize,
unsigned long flags,
unsigned long entry)
diff --git a/arch/powerpc/platforms/pseries/hotplug-cpu.c b/arch/powerpc/platforms/pseries/hotplug-cpu.c
index fc48b96c81b..412e6b42986 100644
--- a/arch/powerpc/platforms/pseries/hotplug-cpu.c
+++ b/arch/powerpc/platforms/pseries/hotplug-cpu.c
@@ -29,6 +29,7 @@
#include <asm/vdso_datapage.h>
#include <asm/pSeries_reconfig.h>
#include "xics.h"
+#include "plpar_wrappers.h"
/* This version can't take the spinlock, because it never returns */
static struct rtas_args rtas_stop_self_args = {
@@ -58,6 +59,7 @@ static void pseries_mach_cpu_die(void)
local_irq_disable();
idle_task_exit();
xics_teardown_cpu(0);
+ unregister_slb_shadow(hard_smp_processor_id(), __pa(get_slb_shadow()));
rtas_stop_self();
/* Should never get here... */
BUG();
diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c
index 9a455d46379..34317aa148a 100644
--- a/arch/powerpc/platforms/pseries/lpar.c
+++ b/arch/powerpc/platforms/pseries/lpar.c
@@ -272,6 +272,7 @@ void vpa_init(int cpu)
*/
addr = __pa(&slb_shadow[cpu]);
if (firmware_has_feature(FW_FEATURE_SPLPAR)) {
+ slb_shadow_clear_all();
ret = register_slb_shadow(hwcpu, addr);
if (ret)
printk(KERN_ERR
diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c
index 17089a04102..af045ca0f65 100644
--- a/arch/x86/kernel/apm_32.c
+++ b/arch/x86/kernel/apm_32.c
@@ -2256,14 +2256,12 @@ static int __init apm_init(void)
apm_info.disabled = 1;
return -ENODEV;
}
- if (PM_IS_ACTIVE()) {
+ if (pm_flags & PM_ACPI) {
printk(KERN_NOTICE "apm: overridden by ACPI.\n");
apm_info.disabled = 1;
return -ENODEV;
}
-#ifdef CONFIG_PM_LEGACY
- pm_active = 1;
-#endif
+ pm_flags |= PM_APM;
/*
* Set up a segment that references the real mode segment 0x40
@@ -2366,9 +2364,7 @@ static void __exit apm_exit(void)
kthread_stop(kapmd_task);
kapmd_task = NULL;
}
-#ifdef CONFIG_PM_LEGACY
- pm_active = 0;
-#endif
+ pm_flags &= ~PM_APM;
}
module_init(apm_init);
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-21 16:33:50 +0000