[PATCH] powerpc: Rename BPA to Cell

The official name for BPA is now CBEA (Cell Broadband
Engine Architecture). This patch renames all occurences
of the term BPA to 'Cell' for easier recognition.
Signed-off-by: Arnd Bergmann <arndb@de.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

arch/powerpc/Kconfig

@@ -319,8 +319,8 @@ config PPC_MAPLE
           This option enables support for the Maple 970FX Evaluation Board.
 	  For more informations, refer to <http://www.970eval.com>
 
-config PPC_BPA
-	bool "  Broadband Processor Architecture"
+config PPC_CELL
+	bool "  Cell Broadband Processor Architecture"
 	depends on PPC_MULTIPLATFORM && PPC64
 	select PPC_RTAS
 
@@ -358,8 +358,8 @@ config MPIC_BROKEN_U3
 	depends on PPC_MAPLE
 	default y
 
-config BPA_IIC
-	depends on PPC_BPA
+config CELL_IIC
+	depends on PPC_CELL
 	bool
 	default y
 

arch/powerpc/kernel/prom_init.c

@@ -2000,7 +2000,7 @@ unsigned long __init prom_init(unsigned long r3, unsigned long r4,
 #endif
 
 	/*
-	 * On pSeries and BPA, copy the CPU hold code
+	 * Copy the CPU hold code
 	 */
        	if (RELOC(of_platform) != PLATFORM_POWERMAC)
        		copy_and_flush(0, KERNELBASE + offset, 0x100, 0);

arch/powerpc/kernel/setup_64.c

@@ -296,7 +296,7 @@ static void __init setup_cpu_maps(void)
 extern struct machdep_calls pSeries_md;
 extern struct machdep_calls pmac_md;
 extern struct machdep_calls maple_md;
-extern struct machdep_calls bpa_md;
+extern struct machdep_calls cell_md;
 extern struct machdep_calls iseries_md;
 
 /* Ultimately, stuff them in an elf section like initcalls... */
@@ -310,8 +310,8 @@ static struct machdep_calls __initdata *machines[] = {
 #ifdef CONFIG_PPC_MAPLE
 	&maple_md,
 #endif /* CONFIG_PPC_MAPLE */
-#ifdef CONFIG_PPC_BPA
-	&bpa_md,
+#ifdef CONFIG_PPC_CELL
+	&cell_md,
 #endif
 #ifdef CONFIG_PPC_ISERIES
 	&iseries_md,

arch/powerpc/kernel/traps.c

@@ -147,8 +147,8 @@ int die(const char *str, struct pt_regs *regs, long err)
 		printk("POWERMAC ");
 		nl = 1;
 		break;
-	case PLATFORM_BPA:
-		printk("BPA ");
+	case PLATFORM_CELL:
+		printk("CELL ");
 		nl = 1;
 		break;
 	}

arch/ppc64/kernel/Makefile

@@ -31,7 +31,7 @@ endif
 
 obj-$(CONFIG_PPC_PSERIES) += rtasd.o udbg_16550.o
 
-obj-$(CONFIG_PPC_BPA) += bpa_setup.o bpa_iommu.o bpa_nvram.o \
+obj-$(CONFIG_PPC_CELL) += bpa_setup.o bpa_iommu.o bpa_nvram.o \
 			 bpa_iic.o spider-pic.o
 
 obj-$(CONFIG_KEXEC)		+= machine_kexec.o

arch/ppc64/kernel/bpa_iic.c

 /*
- * BPA Internal Interrupt Controller
+ * Cell Internal Interrupt Controller
  *
  * (C) Copyright IBM Deutschland Entwicklung GmbH 2005
  *
@@ -31,7 +31,7 @@
 #include <asm/prom.h>
 #include <asm/ptrace.h>
 
-#include "bpa_iic.h"
+#include "interrupt.h"
 
 struct iic_pending_bits {
 	u32 data;
@@ -89,7 +89,7 @@ static void iic_end(unsigned int irq)
 }
 
 static struct hw_interrupt_type iic_pic = {
-	.typename = " BPA-IIC  ",
+	.typename = " CELL-IIC ",
 	.startup = iic_startup,
 	.enable = iic_enable,
 	.disable = iic_disable,
@@ -106,7 +106,7 @@ static int iic_external_get_irq(struct iic_pending_bits pending)
 	irq = -1;
 
 	/*
-	 * This mapping is specific to the Broadband
+	 * This mapping is specific to the Cell Broadband
 	 * Engine. We might need to get the numbers
 	 * from the device tree to support future CPUs.
 	 */

arch/ppc64/kernel/bpa_iic.h

-#ifndef ASM_BPA_IIC_H
-#define ASM_BPA_IIC_H
+#ifndef ASM_CELL_PIC_H
+#define ASM_CELL_PIC_H
 #ifdef __KERNEL__
 /*
  * Mapping of IIC pending bits into per-node
@@ -21,7 +21,7 @@
  *    + node number
  *    * don't care
  *
- * A node consists of a Broadband Engine and an optional
+ * A node consists of a Cell Broadband Engine and an optional
  * south bridge device providing a maximum of 64 IRQs.
  * The south bridge may be connected to either IOIF0
  * or IOIF1.
@@ -59,4 +59,4 @@ extern void spider_init_IRQ(void);
 extern int spider_get_irq(unsigned long int_pending);
 
 #endif
-#endif /* ASM_BPA_IIC_H */
+#endif /* ASM_CELL_PIC_H */

arch/ppc64/kernel/bpa_iommu.c

 /*
- * IOMMU implementation for Broadband Processor Architecture
+ * IOMMU implementation for Cell Broadband Processor Architecture
  * We just establish a linear mapping at boot by setting all the
  * IOPT cache entries in the CPU.
  * The mapping functions should be identical to pci_direct_iommu, 
@@ -41,7 +41,7 @@
 #include <asm/system.h>
 #include <asm/ppc-pci.h>
 
-#include "bpa_iommu.h"
+#include "iommu.h"
 
 static inline unsigned long 
 get_iopt_entry(unsigned long real_address, unsigned long ioid,
@@ -276,7 +276,7 @@ static void iommu_dev_setup_null(struct pci_dev *d) { }
  * for each DMA window used by any device. For now, we
  * happen to know that there is only one DMA window in use,
  * starting at iopt_phys_offset. */
-static void bpa_map_iommu(void)
+static void cell_map_iommu(void)
 {
 	unsigned long address;
 	void __iomem *base;
@@ -309,7 +309,7 @@ static void bpa_map_iommu(void)
 }
 
 
-static void *bpa_alloc_coherent(struct device *hwdev, size_t size,
+static void *cell_alloc_coherent(struct device *hwdev, size_t size,
 			   dma_addr_t *dma_handle, gfp_t flag)
 {
 	void *ret;
@@ -317,65 +317,65 @@ static void *bpa_alloc_coherent(struct device *hwdev, size_t size,
 	ret = (void *)__get_free_pages(flag, get_order(size));
 	if (ret != NULL) {
 		memset(ret, 0, size);
-		*dma_handle = virt_to_abs(ret) | BPA_DMA_VALID;
+		*dma_handle = virt_to_abs(ret) | CELL_DMA_VALID;
 	}
 	return ret;
 }
 
-static void bpa_free_coherent(struct device *hwdev, size_t size,
+static void cell_free_coherent(struct device *hwdev, size_t size,
 				 void *vaddr, dma_addr_t dma_handle)
 {
 	free_pages((unsigned long)vaddr, get_order(size));
 }
 
-static dma_addr_t bpa_map_single(struct device *hwdev, void *ptr,
+static dma_addr_t cell_map_single(struct device *hwdev, void *ptr,
 		size_t size, enum dma_data_direction direction)
 {
-	return virt_to_abs(ptr) | BPA_DMA_VALID;
+	return virt_to_abs(ptr) | CELL_DMA_VALID;
 }
 
-static void bpa_unmap_single(struct device *hwdev, dma_addr_t dma_addr,
+static void cell_unmap_single(struct device *hwdev, dma_addr_t dma_addr,
 		size_t size, enum dma_data_direction direction)
 {
 }
 
-static int bpa_map_sg(struct device *hwdev, struct scatterlist *sg,
+static int cell_map_sg(struct device *hwdev, struct scatterlist *sg,
 		int nents, enum dma_data_direction direction)
 {
 	int i;
 
 	for (i = 0; i < nents; i++, sg++) {
 		sg->dma_address = (page_to_phys(sg->page) + sg->offset)
-					| BPA_DMA_VALID;
+					| CELL_DMA_VALID;
 		sg->dma_length = sg->length;
 	}
 
 	return nents;
 }
 
-static void bpa_unmap_sg(struct device *hwdev, struct scatterlist *sg,
+static void cell_unmap_sg(struct device *hwdev, struct scatterlist *sg,
 		int nents, enum dma_data_direction direction)
 {
 }
 
-static int bpa_dma_supported(struct device *dev, u64 mask)
+static int cell_dma_supported(struct device *dev, u64 mask)
 {
 	return mask < 0x100000000ull;
 }
 
-void bpa_init_iommu(void)
+void cell_init_iommu(void)
 {
-	bpa_map_iommu();
+	cell_map_iommu();
 
 	/* Direct I/O, IOMMU off */
 	ppc_md.iommu_dev_setup = iommu_dev_setup_null;
 	ppc_md.iommu_bus_setup = iommu_bus_setup_null;
 
-	pci_dma_ops.alloc_coherent = bpa_alloc_coherent;
-	pci_dma_ops.free_coherent = bpa_free_coherent;
-	pci_dma_ops.map_single = bpa_map_single;
-	pci_dma_ops.unmap_single = bpa_unmap_single;
-	pci_dma_ops.map_sg = bpa_map_sg;
-	pci_dma_ops.unmap_sg = bpa_unmap_sg;
-	pci_dma_ops.dma_supported = bpa_dma_supported;
+	pci_dma_ops.alloc_coherent = cell_alloc_coherent;
+	pci_dma_ops.free_coherent = cell_free_coherent;
+	pci_dma_ops.map_single = cell_map_single;
+	pci_dma_ops.unmap_single = cell_unmap_single;
+	pci_dma_ops.map_sg = cell_map_sg;
+	pci_dma_ops.unmap_sg = cell_unmap_sg;
+	pci_dma_ops.dma_supported = cell_dma_supported;
 }

arch/ppc64/kernel/bpa_iommu.h

-#ifndef BPA_IOMMU_H
-#define BPA_IOMMU_H
+#ifndef CELL_IOMMU_H
+#define CELL_IOMMU_H
 
 /* some constants */
 enum {
@@ -55,11 +55,11 @@ enum {
 
 	/* The high bit needs to be set on every DMA address,
 	   only 2GB are addressable */
-	BPA_DMA_VALID	  = 0x80000000,
-	BPA_DMA_MASK	  = 0x7fffffff,
+	CELL_DMA_VALID	  = 0x80000000,
+	CELL_DMA_MASK	  = 0x7fffffff,
 };
 
 
-void bpa_init_iommu(void);
+void cell_init_iommu(void);
 
 #endif

arch/ppc64/kernel/bpa_nvram.c

 /*
- * NVRAM for CPBW
+ * memory mapped NVRAM
  *
  * (C) Copyright IBM Corp. 2005
  *
@@ -30,54 +30,54 @@
 #include <asm/nvram.h>
 #include <asm/prom.h>
 
-static void __iomem *bpa_nvram_start;
-static long bpa_nvram_len;
-static spinlock_t bpa_nvram_lock = SPIN_LOCK_UNLOCKED;
+static void __iomem *mmio_nvram_start;
+static long mmio_nvram_len;
+static spinlock_t mmio_nvram_lock = SPIN_LOCK_UNLOCKED;
 
-static ssize_t bpa_nvram_read(char *buf, size_t count, loff_t *index)
+static ssize_t mmio_nvram_read(char *buf, size_t count, loff_t *index)
 {
 	unsigned long flags;
 
-	if (*index >= bpa_nvram_len)
+	if (*index >= mmio_nvram_len)
 		return 0;
-	if (*index + count > bpa_nvram_len)
-		count = bpa_nvram_len - *index;
+	if (*index + count > mmio_nvram_len)
+		count = mmio_nvram_len - *index;
 
-	spin_lock_irqsave(&bpa_nvram_lock, flags);
+	spin_lock_irqsave(&mmio_nvram_lock, flags);
 
-	memcpy_fromio(buf, bpa_nvram_start + *index, count);
+	memcpy_fromio(buf, mmio_nvram_start + *index, count);
 
-	spin_unlock_irqrestore(&bpa_nvram_lock, flags);
+	spin_unlock_irqrestore(&mmio_nvram_lock, flags);
 	
 	*index += count;
 	return count;
 }
 
-static ssize_t bpa_nvram_write(char *buf, size_t count, loff_t *index)
+static ssize_t mmio_nvram_write(char *buf, size_t count, loff_t *index)
 {
 	unsigned long flags;
 
-	if (*index >= bpa_nvram_len)
+	if (*index >= mmio_nvram_len)
 		return 0;
-	if (*index + count > bpa_nvram_len)
-		count = bpa_nvram_len - *index;
+	if (*index + count > mmio_nvram_len)
+		count = mmio_nvram_len - *index;
 
-	spin_lock_irqsave(&bpa_nvram_lock, flags);
+	spin_lock_irqsave(&mmio_nvram_lock, flags);
 
-	memcpy_toio(bpa_nvram_start + *index, buf, count);
+	memcpy_toio(mmio_nvram_start + *index, buf, count);
 
-	spin_unlock_irqrestore(&bpa_nvram_lock, flags);
+	spin_unlock_irqrestore(&mmio_nvram_lock, flags);
 	
 	*index += count;
 	return count;
 }
 
-static ssize_t bpa_nvram_get_size(void)
+static ssize_t mmio_nvram_get_size(void)
 {
-	return bpa_nvram_len;
+	return mmio_nvram_len;
 }
 
-int __init bpa_nvram_init(void)
+int __init mmio_nvram_init(void)
 {
 	struct device_node *nvram_node;
 	unsigned long *buffer;
@@ -97,20 +97,20 @@ int __init bpa_nvram_init(void)
 
 	ret = -ENODEV;
 	nvram_addr = buffer[0];
-	bpa_nvram_len = buffer[1];
-	if ( (!bpa_nvram_len) || (!nvram_addr) )
+	mmio_nvram_len = buffer[1];
+	if ( (!mmio_nvram_len) || (!nvram_addr) )
 		goto out;
 
-	bpa_nvram_start = ioremap(nvram_addr, bpa_nvram_len);
-	if (!bpa_nvram_start)
+	mmio_nvram_start = ioremap(nvram_addr, mmio_nvram_len);
+	if (!mmio_nvram_start)
 		goto out;
 
-	printk(KERN_INFO "BPA NVRAM, %luk mapped to %p\n",
-	       bpa_nvram_len >> 10, bpa_nvram_start);
+	printk(KERN_INFO "mmio NVRAM, %luk mapped to %p\n",
+	       mmio_nvram_len >> 10, mmio_nvram_start);
 
-	ppc_md.nvram_read	= bpa_nvram_read;
-	ppc_md.nvram_write	= bpa_nvram_write;
-	ppc_md.nvram_size	= bpa_nvram_get_size;
+	ppc_md.nvram_read	= mmio_nvram_read;
+	ppc_md.nvram_write	= mmio_nvram_write;
+	ppc_md.nvram_size	= mmio_nvram_get_size;
 
 out:
 	of_node_put(nvram_node);

arch/ppc64/kernel/bpa_setup.c

 /*
- *  linux/arch/ppc/kernel/bpa_setup.c
+ *  linux/arch/powerpc/platforms/cell/cell_setup.c
  *
  *  Copyright (C) 1995  Linus Torvalds
  *  Adapted from 'alpha' version by Gary Thomas
  *  Modified by Cort Dougan (cort@cs.nmt.edu)
  *  Modified by PPC64 Team, IBM Corp
- *  Modified by BPA Team, IBM Deutschland Entwicklung GmbH
+ *  Modified by Cell Team, IBM Deutschland Entwicklung GmbH
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -46,8 +46,8 @@
 #include <asm/ppc-pci.h>
 #include <asm/irq.h>
 
-#include "bpa_iic.h"
-#include "bpa_iommu.h"
+#include "interrupt.h"
+#include "iommu.h"
 
 #ifdef DEBUG
 #define DBG(fmt...) udbg_printf(fmt)
@@ -55,7 +55,7 @@
 #define DBG(fmt...)
 #endif
 
-void bpa_show_cpuinfo(struct seq_file *m)
+void cell_show_cpuinfo(struct seq_file *m)
 {
 	struct device_node *root;
 	const char *model = "";
@@ -63,22 +63,22 @@ void bpa_show_cpuinfo(struct seq_file *m)
 	root = of_find_node_by_path("/");
 	if (root)
 		model = get_property(root, "model", NULL);
-	seq_printf(m, "machine\t\t: BPA %s\n", model);
+	seq_printf(m, "machine\t\t: CHRP %s\n", model);
 	of_node_put(root);
 }
 
-static void bpa_progress(char *s, unsigned short hex)
+static void cell_progress(char *s, unsigned short hex)
 {
 	printk("*** %04x : %s\n", hex, s ? s : "");
 }
 
-static void __init bpa_setup_arch(void)
+static void __init cell_setup_arch(void)
 {
 	ppc_md.init_IRQ       = iic_init_IRQ;
 	ppc_md.get_irq        = iic_get_irq;
 
 #ifdef CONFIG_SMP
-	smp_init_pSeries();
+	smp_init_cell();
 #endif
 
 	/* init to some ~sane value until calibrate_delay() runs */
@@ -97,39 +97,39 @@ static void __init bpa_setup_arch(void)
 	conswitchp = &dummy_con;
 #endif
 
-	bpa_nvram_init();
+	mmio_nvram_init();
 }
 
 /*
  * Early initialization.  Relocation is on but do not reference unbolted pages
  */
-static void __init bpa_init_early(void)
+static void __init cell_init_early(void)
 {
-	DBG(" -> bpa_init_early()\n");
+	DBG(" -> cell_init_early()\n");
 
 	hpte_init_native();
 
-	bpa_init_iommu();
+	cell_init_iommu();
 
-	ppc64_interrupt_controller = IC_BPA_IIC;
+	ppc64_interrupt_controller = IC_CELL_PIC;
 
-	DBG(" <- bpa_init_early()\n");
+	DBG(" <- cell_init_early()\n");
 }
 
 
-static int __init bpa_probe(int platform)
+static int __init cell_probe(int platform)
 {
-	if (platform != PLATFORM_BPA)
+	if (platform != PLATFORM_CELL)
 		return 0;
 
 	return 1;
 }
 
-struct machdep_calls __initdata bpa_md = {
-	.probe			= bpa_probe,
-	.setup_arch		= bpa_setup_arch,
-	.init_early		= bpa_init_early,
-	.show_cpuinfo		= bpa_show_cpuinfo,
+struct machdep_calls __initdata cell_md = {
+	.probe			= cell_probe,
+	.setup_arch		= cell_setup_arch,
+	.init_early		= cell_init_early,
+	.show_cpuinfo		= cell_show_cpuinfo,
 	.restart		= rtas_restart,
 	.power_off		= rtas_power_off,
 	.halt			= rtas_halt,
@@ -137,5 +137,5 @@ struct machdep_calls __initdata bpa_md = {
 	.get_rtc_time		= rtas_get_rtc_time,
 	.set_rtc_time		= rtas_set_rtc_time,
 	.calibrate_decr		= generic_calibrate_decr,
-	.progress		= bpa_progress,
+	.progress		= cell_progress,
 };

arch/ppc64/kernel/irq.c

@@ -392,7 +392,7 @@ int virt_irq_create_mapping(unsigned int real_irq)
 	if (ppc64_interrupt_controller == IC_OPEN_PIC)
 		return real_irq;	/* no mapping for openpic (for now) */
 
-	if (ppc64_interrupt_controller == IC_BPA_IIC)
+	if (ppc64_interrupt_controller == IC_CELL_PIC)
 		return real_irq;	/* no mapping for iic either */
 
 	/* don't map interrupts < MIN_VIRT_IRQ */

arch/ppc64/kernel/proc_ppc64.c

@@ -53,7 +53,7 @@ static int __init proc_ppc64_create(void)
 	if (!root)
 		return 1;
 
-	if (!(systemcfg->platform & (PLATFORM_PSERIES | PLATFORM_BPA)))
+	if (!(systemcfg->platform & (PLATFORM_PSERIES | PLATFORM_CELL)))
 		return 0;
 
 	if (!proc_mkdir("rtas", root))

arch/ppc64/kernel/prom_init.c

@@ -1939,9 +1939,9 @@ unsigned long __init prom_init(unsigned long r3, unsigned long r4, unsigned long
 		prom_send_capabilities();
 
 	/*
-	 * On pSeries and BPA, copy the CPU hold code
+	 * On pSeries and Cell, copy the CPU hold code
 	 */
-       	if (RELOC(of_platform) & (PLATFORM_PSERIES | PLATFORM_BPA))
+       	if (RELOC(of_platform) & (PLATFORM_PSERIES | PLATFORM_CELL))
        		copy_and_flush(0, KERNELBASE - offset, 0x100, 0);
 
 	/*

arch/ppc64/kernel/spider-pic.c

@@ -27,7 +27,7 @@
 #include <asm/prom.h>
 #include <asm/io.h>
 
-#include "bpa_iic.h"
+#include "interrupt.h"
 
 /* register layout taken from Spider spec, table 7.4-4 */
 enum {

include/asm-powerpc/irq.h

@@ -73,7 +73,7 @@ extern unsigned int real_irq_to_virt_slowpath(unsigned int real_irq);
 #define IC_INVALID    0
 #define IC_OPEN_PIC   1
 #define IC_PPC_XIC    2
-#define IC_BPA_IIC    3
+#define IC_CELL_PIC   3
 #define IC_ISERIES    4
 
 extern u64 ppc64_interrupt_controller;

include/asm-powerpc/processor.h

@@ -70,7 +70,7 @@ extern unsigned char ucBoardRevMaj, ucBoardRevMin;
 #define PLATFORM_LPAR         0x0001
 #define PLATFORM_POWERMAC     0x0400
 #define PLATFORM_MAPLE        0x0500
-#define PLATFORM_BPA          0x1000
+#define PLATFORM_CELL         0x1000
 
 /* Compatibility with drivers coming from PPC32 world */
 #define _machine	(systemcfg->platform)

include/asm-ppc64/nvram.h

@@ -70,7 +70,7 @@ extern struct nvram_partition *nvram_find_partition(int sig, const char *name);
 
 extern int pSeries_nvram_init(void);
 extern int pmac_nvram_init(void);
-extern int bpa_nvram_init(void);
+extern int mmio_nvram_init(void);
 
 /* PowerMac specific nvram stuffs */