---

yaml
---
r: 100696
b: refs/heads/master
c: 66ee156
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4ed47896935573c8423d05bddda3f269d6e6c613
+refs/heads/master: 66ee156078697cdc013d46aed3b2fee445c325a1

trunk/arch/arm/Kconfig

@@ -232,13 +232,6 @@ config ARCH_CLPS711X
 	help
 	  Support for Cirrus Logic 711x/721x based boards.
 
-config ARCH_CO285
-	bool "Co-EBSA285"
-	select FOOTBRIDGE
-	select FOOTBRIDGE_ADDIN
-	help
-	  Support for Intel's EBSA285 companion chip.
-
 config ARCH_EBSA110
 	bool "EBSA-110"
 	select ISA
@@ -789,7 +782,7 @@ source "mm/Kconfig"
 
 config LEDS
 	bool "Timer and CPU usage LEDs"
-	depends on ARCH_CDB89712 || ARCH_CO285 || ARCH_EBSA110 || \
+	depends on ARCH_CDB89712 || ARCH_EBSA110 || \
 		   ARCH_EBSA285 || ARCH_IMX || ARCH_INTEGRATOR || \
 		   ARCH_LUBBOCK || MACH_MAINSTONE || ARCH_NETWINDER || \
 		   ARCH_OMAP || ARCH_P720T || ARCH_PXA_IDP || \

trunk/arch/arm/Makefile

@@ -100,8 +100,6 @@ textofs-y	:= 0x00008000
   incdir-$(CONFIG_ARCH_CLPS7500)   := cl7500
  machine-$(CONFIG_FOOTBRIDGE)	   := footbridge
   incdir-$(CONFIG_FOOTBRIDGE)	   := ebsa285
- machine-$(CONFIG_ARCH_CO285)	   := footbridge
-  incdir-$(CONFIG_ARCH_CO285)	   := ebsa285
  machine-$(CONFIG_ARCH_SHARK)	   := shark
  machine-$(CONFIG_ARCH_SA1100)	   := sa1100
 ifeq ($(CONFIG_ARCH_SA1100),y)

trunk/arch/arm/kernel/atags.c

@@ -1,15 +1,13 @@
 #include <linux/slab.h>
-#include <linux/kexec.h>
 #include <linux/proc_fs.h>
 #include <asm/setup.h>
 #include <asm/types.h>
 #include <asm/page.h>
 
 struct buffer {
 	size_t size;
-	char *data;
+	char data[];
 };
-static struct buffer tags_buffer;
 
 static int
 read_buffer(char* page, char** start, off_t off, int count,
@@ -29,58 +27,57 @@ read_buffer(char* page, char** start, off_t off, int count,
 	return count;
 }
 
-
-static int
-create_proc_entries(void)
-{
-	struct proc_dir_entry* tags_entry;
-
-	tags_entry = create_proc_read_entry("atags", 0400, NULL, read_buffer, &tags_buffer);
-	if (!tags_entry)
-		return -ENOMEM;
-
-	return 0;
-}
-
-
-static char __initdata atags_copy_buf[KEXEC_BOOT_PARAMS_SIZE];
-static char __initdata *atags_copy;
+#define BOOT_PARAMS_SIZE 1536
+static char __initdata atags_copy[BOOT_PARAMS_SIZE];
 
 void __init save_atags(const struct tag *tags)
 {
-	atags_copy = atags_copy_buf;
-	memcpy(atags_copy, tags, KEXEC_BOOT_PARAMS_SIZE);
+	memcpy(atags_copy, tags, sizeof(atags_copy));
 }
 
-
 static int __init init_atags_procfs(void)
 {
-	struct tag *tag;
-	int error;
+	/*
+	 * This cannot go into save_atags() because kmalloc and proc don't work
+	 * yet when it is called.
+	 */
+	struct proc_dir_entry *tags_entry;
+	struct tag *tag = (struct tag *)atags_copy;
+	struct buffer *b;
+	size_t size;
 
-	if (!atags_copy) {
-		printk(KERN_WARNING "Exporting ATAGs: No saved tags found\n");
-		return -EIO;
+	if (tag->hdr.tag != ATAG_CORE) {
+		printk(KERN_INFO "No ATAGs?");
+		return -EINVAL;
 	}
 
-	for (tag = (struct tag *) atags_copy; tag->hdr.size; tag = tag_next(tag))
+	for (; tag->hdr.size; tag = tag_next(tag))
 		;
 
-	tags_buffer.size = ((char *) tag - atags_copy) + sizeof(tag->hdr);
-	tags_buffer.data = kmalloc(tags_buffer.size, GFP_KERNEL);
-	if (tags_buffer.data == NULL)
-		return -ENOMEM;
-	memcpy(tags_buffer.data, atags_copy, tags_buffer.size);
-
-	error = create_proc_entries();
-	if (error) {
-		printk(KERN_ERR "Exporting ATAGs: not enough memory\n");
-		kfree(tags_buffer.data);
-		tags_buffer.size = 0;
-		tags_buffer.data = NULL;
-	}
+	/* include the terminating ATAG_NONE */
+	size = (char *)tag - atags_copy + sizeof(struct tag_header);
 
-	return error;
-}
+	WARN_ON(tag->hdr.tag != ATAG_NONE);
+
+	b = kmalloc(sizeof(*b) + size, GFP_KERNEL);
+	if (!b)
+		goto nomem;
 
+	b->size = size;
+	memcpy(b->data, atags_copy, size);
+
+	tags_entry = create_proc_read_entry("atags", 0400,
+			NULL, read_buffer, b);
+
+	if (!tags_entry)
+		goto nomem;
+
+	return 0;
+
+nomem:
+	kfree(b);
+	printk(KERN_ERR "Exporting ATAGs: not enough memory\n");
+
+	return -ENOMEM;
+}
 arch_initcall(init_atags_procfs);

trunk/arch/arm/mach-footbridge/Makefile

@@ -14,12 +14,10 @@ pci-$(CONFIG_ARCH_EBSA285_HOST) += ebsa285-pci.o
 pci-$(CONFIG_ARCH_NETWINDER) += netwinder-pci.o
 pci-$(CONFIG_ARCH_PERSONAL_SERVER) += personal-pci.o
 
-leds-$(CONFIG_ARCH_CO285) += ebsa285-leds.o
 leds-$(CONFIG_ARCH_EBSA285) += ebsa285-leds.o
 leds-$(CONFIG_ARCH_NETWINDER) += netwinder-leds.o
 
 obj-$(CONFIG_ARCH_CATS) += cats-hw.o isa-timer.o
-obj-$(CONFIG_ARCH_CO285) += co285.o dc21285-timer.o
 obj-$(CONFIG_ARCH_EBSA285) += ebsa285.o dc21285-timer.o
 obj-$(CONFIG_ARCH_NETWINDER) += netwinder-hw.o isa-timer.o
 obj-$(CONFIG_ARCH_PERSONAL_SERVER) += personal.o dc21285-timer.o

trunk/arch/arm/mach-footbridge/common.c

@@ -177,25 +177,6 @@ static struct map_desc ebsa285_host_io_desc[] __initdata = {
 #endif
 };
 
-/*
- * The CO-ebsa285 mapping.
- */
-static struct map_desc co285_io_desc[] __initdata = {
-#ifdef CONFIG_ARCH_CO285
-	{
-		.virtual	= PCIO_BASE,
-		.pfn		= __phys_to_pfn(DC21285_PCI_IO),
-		.length		= PCIO_SIZE,
-		.type		= MT_DEVICE,
-	}, {
-		.virtual	= PCIMEM_BASE,
-		.pfn		= __phys_to_pfn(DC21285_PCI_MEM),
-		.length		= PCIMEM_SIZE,
-		.type		= MT_DEVICE,
-	},
-#endif
-};
-
 void __init footbridge_map_io(void)
 {
 	/*
@@ -208,8 +189,6 @@ void __init footbridge_map_io(void)
 	 * Now, work out what we've got to map in addition on this
 	 * platform.
 	 */
-	if (machine_is_co285())
-		iotable_init(co285_io_desc, ARRAY_SIZE(co285_io_desc));
 	if (footbridge_cfn_mode())
 		iotable_init(ebsa285_host_io_desc, ARRAY_SIZE(ebsa285_host_io_desc));
 }

trunk/arch/arm/mach-footbridge/ebsa285-leds.c

@@ -128,7 +128,7 @@ static void ebsa285_leds_event(led_event_t evt)
 
 static int __init leds_init(void)
 {
-	if (machine_is_ebsa285() || machine_is_co285())
+	if (machine_is_ebsa285())
 		leds_event = ebsa285_leds_event;
 
 	leds_event(led_start);

trunk/arch/arm/mach-footbridge/time.c

@@ -115,8 +115,7 @@ static int set_isa_cmos_time(void)
 
 void __init isa_rtc_init(void)
 {
-	if (machine_is_co285() ||
-	    machine_is_personal_server())
+	if (machine_is_personal_server())
 		/*
 		 * Add-in 21285s shouldn't access the RTC
 		 */

trunk/include/asm-arm/arch-ebsa285/hardware.h

@@ -14,7 +14,6 @@
 
 #include <asm/arch/memory.h>
 
-#ifdef CONFIG_ARCH_FOOTBRIDGE
 /*   Virtual      Physical	Size
  * 0xff800000	0x40000000	1MB	X-Bus
  * 0xff000000	0x7c000000	1MB	PCI I/O space
@@ -50,31 +49,6 @@
 #define PCIMEM_SIZE		0x01000000
 #define PCIMEM_BASE		0xf0000000
 
-#elif defined(CONFIG_ARCH_CO285)
-/*
- * This is the COEBSA285 cut-down mapping
- */
-#define PCIMEM_SIZE		0x80000000
-#define PCIMEM_BASE		0x80000000
-
-#define WFLUSH_SIZE		0x01000000
-#define WFLUSH_BASE		0x7d000000
-
-#define ARMCSR_SIZE		0x00100000
-#define ARMCSR_BASE		0x7cf00000
-
-#define XBUS_SIZE		0x00020000
-#define XBUS_BASE		0x7cee0000
-
-#define PCIO_SIZE		0x00010000
-#define PCIO_BASE		0x7ced0000
-
-#else
-
-#error "Undefined footbridge architecture"
-
-#endif
-
 #define XBUS_LEDS		((volatile unsigned char *)(XBUS_BASE + 0x12000))
 #define XBUS_LED_AMBER		(1 << 0)
 #define XBUS_LED_GREEN		(1 << 1)

trunk/include/asm-arm/arch-ebsa285/memory.h

@@ -42,8 +42,6 @@ extern unsigned long __bus_to_virt(unsigned long);
 
 #endif
 
-#if defined(CONFIG_ARCH_FOOTBRIDGE)
-
 /* Task size and page offset at 3GB */
 #define TASK_SIZE		UL(0xbf000000)
 #define PAGE_OFFSET		UL(0xc0000000)
@@ -53,23 +51,6 @@ extern unsigned long __bus_to_virt(unsigned long);
  */
 #define FLUSH_BASE		0xf9000000
 
-#elif defined(CONFIG_ARCH_CO285)
-
-/* Task size and page offset at 1.5GB */
-#define TASK_SIZE		UL(0x5f000000)
-#define PAGE_OFFSET		UL(0x60000000)
-
-/*
- * Cache flushing area.
- */
-#define FLUSH_BASE		0x7e000000
-
-#else
-
-#error "Undefined footbridge architecture"
-
-#endif
-
 /*
  * Physical DRAM offset.
  */

trunk/include/asm-arm/arch-ebsa285/vmalloc.h

@@ -7,8 +7,4 @@
  */
 
 
-#ifdef CONFIG_ARCH_FOOTBRIDGE
 #define VMALLOC_END       (PAGE_OFFSET + 0x30000000)
-#else
-#define VMALLOC_END       (PAGE_OFFSET + 0x20000000)
-#endif

trunk/include/asm-arm/arch-ns9xxx/hardware.h

@@ -66,13 +66,13 @@
 	 __REGGET(var, reg ## _ ## field) / __REGSHIFT(reg ## _ ## field)
 
 #  define REGGETIM_IDX(var, reg, field, idx)				\
-	 __REGGET(var, reg ## _ ## field((idx))) / 			\
+	 __REGGET(var, reg ## _ ## field((idx))) /			\
 	 __REGSHIFT(reg ## _ ## field((idx)))
 
 #else
 
 #  define __REG(x)	io_p2v(x)
-#  define __REG2(x, y)	io_p2v((x) + (y))
+#  define __REG2(x, y)	io_p2v((x) + 4 * (y))
 
 #endif
 

trunk/include/asm-arm/kexec.h

@@ -14,8 +14,6 @@
 
 #define KEXEC_ARCH KEXEC_ARCH_ARM
 
-#define KEXEC_BOOT_PARAMS_SIZE 1536
-
 #define KEXEC_ARM_ATAGS_OFFSET  0x1000
 #define KEXEC_ARM_ZIMAGE_OFFSET 0x8000