diff options
Diffstat (limited to 'include/asm-arm')
22 files changed, 71 insertions, 263 deletions
diff --git a/include/asm-arm/arch-cl7500/vmalloc.h b/include/asm-arm/arch-cl7500/vmalloc.h index 91883def488..ba8d7a84456 100644 --- a/include/asm-arm/arch-cl7500/vmalloc.h +++ b/include/asm-arm/arch-cl7500/vmalloc.h @@ -1,15 +1,4 @@ /* * linux/include/asm-arm/arch-cl7500/vmalloc.h */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) #define VMALLOC_END (PAGE_OFFSET + 0x1c000000) diff --git a/include/asm-arm/arch-clps711x/vmalloc.h b/include/asm-arm/arch-clps711x/vmalloc.h index 42571ed5e49..a5dfe96abc9 100644 --- a/include/asm-arm/arch-clps711x/vmalloc.h +++ b/include/asm-arm/arch-clps711x/vmalloc.h @@ -17,15 +17,4 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) #define VMALLOC_END (PAGE_OFFSET + 0x10000000) diff --git a/include/asm-arm/arch-ebsa110/vmalloc.h b/include/asm-arm/arch-ebsa110/vmalloc.h index 759659be109..26674ba4683 100644 --- a/include/asm-arm/arch-ebsa110/vmalloc.h +++ b/include/asm-arm/arch-ebsa110/vmalloc.h @@ -7,15 +7,4 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) #define VMALLOC_END (PAGE_OFFSET + 0x1f000000) diff --git a/include/asm-arm/arch-ebsa285/vmalloc.h b/include/asm-arm/arch-ebsa285/vmalloc.h index def705a3c20..d1ca955ce43 100644 --- a/include/asm-arm/arch-ebsa285/vmalloc.h +++ b/include/asm-arm/arch-ebsa285/vmalloc.h @@ -8,17 +8,6 @@ #include <linux/config.h> -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) - #ifdef CONFIG_ARCH_FOOTBRIDGE #define VMALLOC_END (PAGE_OFFSET + 0x30000000) #else diff --git a/include/asm-arm/arch-epxa10db/vmalloc.h b/include/asm-arm/arch-epxa10db/vmalloc.h index d31ef858476..546fb7d2b6a 100644 --- a/include/asm-arm/arch-epxa10db/vmalloc.h +++ b/include/asm-arm/arch-epxa10db/vmalloc.h @@ -17,15 +17,4 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) #define VMALLOC_END (PAGE_OFFSET + 0x10000000) diff --git a/include/asm-arm/arch-h720x/vmalloc.h b/include/asm-arm/arch-h720x/vmalloc.h index 4af523a5e18..b4693cb821e 100644 --- a/include/asm-arm/arch-h720x/vmalloc.h +++ b/include/asm-arm/arch-h720x/vmalloc.h @@ -5,17 +5,6 @@ #ifndef __ARCH_ARM_VMALLOC_H #define __ARCH_ARM_VMALLOC_H -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) -#define VMALLOC_VMADDR(x) ((unsigned long)(x)) #define VMALLOC_END (PAGE_OFFSET + 0x10000000) #endif diff --git a/include/asm-arm/arch-imx/vmalloc.h b/include/asm-arm/arch-imx/vmalloc.h index 252038f4816..cb616912706 100644 --- a/include/asm-arm/arch-imx/vmalloc.h +++ b/include/asm-arm/arch-imx/vmalloc.h @@ -17,16 +17,4 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) -#define VMALLOC_VMADDR(x) ((unsigned long)(x)) #define VMALLOC_END (PAGE_OFFSET + 0x10000000) diff --git a/include/asm-arm/arch-integrator/platform.h b/include/asm-arm/arch-integrator/platform.h index 6b67e41669f..bd364f5a99b 100644 --- a/include/asm-arm/arch-integrator/platform.h +++ b/include/asm-arm/arch-integrator/platform.h @@ -20,14 +20,14 @@ * * Copyright © ARM Limited 1998. All rights reserved. * ***********************************************************************/ /* ************************************************************************ - * + * * Integrator address map - * + * * NOTE: This is a multi-hosted header file for use with uHAL and * supported debuggers. - * + * * $Id: platform.s,v 1.32 2000/02/18 10:51:39 asims Exp $ - * + * * ***********************************************************************/ #ifndef __address_h @@ -40,22 +40,22 @@ * Memory definitions * ------------------------------------------------------------------------ * Integrator memory map - * + * */ #define INTEGRATOR_BOOT_ROM_LO 0x00000000 #define INTEGRATOR_BOOT_ROM_HI 0x20000000 #define INTEGRATOR_BOOT_ROM_BASE INTEGRATOR_BOOT_ROM_HI /* Normal position */ #define INTEGRATOR_BOOT_ROM_SIZE SZ_512K -/* +/* * New Core Modules have different amounts of SSRAM, the amount of SSRAM * fitted can be found in HDR_STAT. - * + * * The symbol INTEGRATOR_SSRAM_SIZE is kept, however this now refers to * the minimum amount of SSRAM fitted on any core module. - * + * * New Core Modules also alias the SSRAM. - * + * */ #define INTEGRATOR_SSRAM_BASE 0x00000000 #define INTEGRATOR_SSRAM_ALIAS_BASE 0x10800000 @@ -67,9 +67,9 @@ #define INTEGRATOR_MBRD_SSRAM_BASE 0x28000000 #define INTEGRATOR_MBRD_SSRAM_SIZE SZ_512K -/* +/* * SDRAM is a SIMM therefore the size is not known. - * + * */ #define INTEGRATOR_SDRAM_BASE 0x00040000 @@ -79,9 +79,9 @@ #define INTEGRATOR_HDR2_SDRAM_BASE 0xA0000000 #define INTEGRATOR_HDR3_SDRAM_BASE 0xB0000000 -/* +/* * Logic expansion modules - * + * */ #define INTEGRATOR_LOGIC_MODULES_BASE 0xC0000000 #define INTEGRATOR_LOGIC_MODULE0_BASE 0xC0000000 @@ -92,7 +92,7 @@ /* ------------------------------------------------------------------------ * Integrator header card registers * ------------------------------------------------------------------------ - * + * */ #define INTEGRATOR_HDR_ID_OFFSET 0x00 #define INTEGRATOR_HDR_PROC_OFFSET 0x04 @@ -185,12 +185,12 @@ /* ------------------------------------------------------------------------ * Integrator system registers * ------------------------------------------------------------------------ - * + * */ -/* +/* * System Controller - * + * */ #define INTEGRATOR_SC_ID_OFFSET 0x00 #define INTEGRATOR_SC_OSC_OFFSET 0x04 @@ -230,11 +230,11 @@ #define INTEGRATOR_SC_CTRL_URTS1 (1 << 6) #define INTEGRATOR_SC_CTRL_UDTR1 (1 << 7) -/* +/* * External Bus Interface - * + * */ -#define INTEGRATOR_EBI_BASE 0x12000000 +#define INTEGRATOR_EBI_BASE 0x12000000 #define INTEGRATOR_EBI_CSR0_OFFSET 0x00 #define INTEGRATOR_EBI_CSR1_OFFSET 0x04 @@ -279,9 +279,9 @@ #define INTEGRATOR_KBD_BASE 0x18000000 /* Keyboard */ #define INTEGRATOR_MOUSE_BASE 0x19000000 /* Mouse */ -/* +/* * LED's & Switches - * + * */ #define INTEGRATOR_DBG_ALPHA_OFFSET 0x00 #define INTEGRATOR_DBG_LEDS_OFFSET 0x04 @@ -300,7 +300,7 @@ * ------------------------------------------------------------------------ */ /* PS2 Keyboard interface */ -#define KMI0_BASE INTEGRATOR_KBD_BASE +#define KMI0_BASE INTEGRATOR_KBD_BASE /* PS2 Mouse interface */ #define KMI1_BASE INTEGRATOR_MOUSE_BASE @@ -313,7 +313,7 @@ * This represents a fairly liberal usage of address space. Even though * the V3 only has two windows (therefore we need to map stuff on the fly), * we maintain the same addresses, even if they're not mapped. - * + * */ #define PHYS_PCI_MEM_BASE 0x40000000 /* 512M to xxx */ /* unused 256M from A0000000-AFFFFFFF might be used for I2O ??? @@ -326,7 +326,7 @@ */ #define PHYS_PCI_V3_BASE 0x62000000 -#define PCI_DRAMSIZE INTEGRATOR_SSRAM_SIZE +#define PCI_DRAMSIZE INTEGRATOR_SSRAM_SIZE /* 'export' these to UHAL */ #define UHAL_PCI_IO PCI_IO_BASE @@ -334,7 +334,7 @@ #define UHAL_PCI_ALLOC_IO_BASE 0x00004000 #define UHAL_PCI_ALLOC_MEM_BASE PCI_MEM_BASE #define UHAL_PCI_MAX_SLOT 20 - + /* ======================================================================== * Start of uHAL definitions * ======================================================================== @@ -343,17 +343,17 @@ /* ------------------------------------------------------------------------ * Integrator Interrupt Controllers * ------------------------------------------------------------------------ - * - * Offsets from interrupt controller base - * + * + * Offsets from interrupt controller base + * * System Controller interrupt controller base is - * + * * INTEGRATOR_IC_BASE + (header_number << 6) - * + * * Core Module interrupt controller base is - * - * INTEGRATOR_HDR_IC - * + * + * INTEGRATOR_HDR_IC + * */ #define IRQ_STATUS 0 #define IRQ_RAW_STATUS 0x04 @@ -374,22 +374,22 @@ /* ------------------------------------------------------------------------ * Interrupts * ------------------------------------------------------------------------ - * - * + * + * * Each Core Module has two interrupts controllers, one on the core module * itself and one in the system controller on the motherboard. The * READ_INT macro in target.s reads both interrupt controllers and returns * a 32 bit bitmask, bits 0 to 23 are interrupts from the system controller * and bits 24 to 31 are from the core module. - * + * * The following definitions relate to the bitmask returned by READ_INT. - * + * */ /* ------------------------------------------------------------------------ * LED's - The header LED is not accessible via the uHAL API * ------------------------------------------------------------------------ - * + * */ #define GREEN_LED 0x01 #define YELLOW_LED 0x02 @@ -399,44 +399,44 @@ #define LED_BANK INTEGRATOR_DBG_LEDS -/* +/* * Memory definitions - run uHAL out of SSRAM. - * + * */ #define uHAL_MEMORY_SIZE INTEGRATOR_SSRAM_SIZE -/* +/* * Application Flash - * + * */ #define FLASH_BASE INTEGRATOR_FLASH_BASE #define FLASH_SIZE INTEGRATOR_FLASH_SIZE #define FLASH_END (FLASH_BASE + FLASH_SIZE - 1) #define FLASH_BLOCK_SIZE SZ_128K -/* +/* * Boot Flash - * + * */ #define EPROM_BASE INTEGRATOR_BOOT_ROM_HI #define EPROM_SIZE INTEGRATOR_BOOT_ROM_SIZE #define EPROM_END (EPROM_BASE + EPROM_SIZE - 1) -/* +/* * Clean base - dummy - * + * */ #define CLEAN_BASE EPROM_BASE -/* +/* * Timer definitions - * + * * Only use timer 1 & 2 * (both run at 24MHz and will need the clock divider set to 16). - * + * * Timer 0 runs at bus frequency and therefore could vary and currently * uHAL can't handle that. - * + * */ #define INTEGRATOR_TIMER0_BASE INTEGRATOR_CT_BASE @@ -447,9 +447,9 @@ #define MAX_PERIOD 699050 #define TICKS_PER_uSEC 24 -/* - * These are useconds NOT ticks. - * +/* + * These are useconds NOT ticks. + * */ #define mSEC_1 1000 #define mSEC_5 (mSEC_1 * 5) diff --git a/include/asm-arm/arch-integrator/vmalloc.h b/include/asm-arm/arch-integrator/vmalloc.h index 50e9aee7948..170cccece52 100644 --- a/include/asm-arm/arch-integrator/vmalloc.h +++ b/include/asm-arm/arch-integrator/vmalloc.h @@ -17,15 +17,4 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) #define VMALLOC_END (PAGE_OFFSET + 0x10000000) diff --git a/include/asm-arm/arch-iop3xx/vmalloc.h b/include/asm-arm/arch-iop3xx/vmalloc.h index dc1d2a95716..0f2f6847f93 100644 --- a/include/asm-arm/arch-iop3xx/vmalloc.h +++ b/include/asm-arm/arch-iop3xx/vmalloc.h @@ -10,9 +10,6 @@ * The vmalloc() routines leaves a hole of 4kB between each vmalloced * area for the same reason. ;) */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) -#define VMALLOC_VMADDR(x) ((unsigned long)(x)) //#define VMALLOC_END (0xe8000000) /* increase usable physical RAM to ~992M per RMK */ #define VMALLOC_END (0xfe000000) diff --git a/include/asm-arm/arch-ixp2000/vmalloc.h b/include/asm-arm/arch-ixp2000/vmalloc.h index 2e4bcbcf31f..473dff4ec56 100644 --- a/include/asm-arm/arch-ixp2000/vmalloc.h +++ b/include/asm-arm/arch-ixp2000/vmalloc.h @@ -17,7 +17,4 @@ * The vmalloc() routines leaves a hole of 4kB between each vmalloced * area for the same reason. ;) */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) -#define VMALLOC_VMADDR(x) ((unsigned long)(x)) #define VMALLOC_END 0xfaffefff diff --git a/include/asm-arm/arch-ixp4xx/vmalloc.h b/include/asm-arm/arch-ixp4xx/vmalloc.h index da46e560ad6..050d46e6b12 100644 --- a/include/asm-arm/arch-ixp4xx/vmalloc.h +++ b/include/asm-arm/arch-ixp4xx/vmalloc.h @@ -1,17 +1,5 @@ /* * linux/include/asm-arm/arch-ixp4xx/vmalloc.h */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) -#define VMALLOC_VMADDR(x) ((unsigned long)(x)) #define VMALLOC_END (0xFF000000) diff --git a/include/asm-arm/arch-l7200/vmalloc.h b/include/asm-arm/arch-l7200/vmalloc.h index edeaebe1f14..816231eedaa 100644 --- a/include/asm-arm/arch-l7200/vmalloc.h +++ b/include/asm-arm/arch-l7200/vmalloc.h @@ -1,15 +1,4 @@ /* * linux/include/asm-arm/arch-l7200/vmalloc.h */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) #define VMALLOC_END (PAGE_OFFSET + 0x10000000) diff --git a/include/asm-arm/arch-lh7a40x/vmalloc.h b/include/asm-arm/arch-lh7a40x/vmalloc.h index 5ac607925be..8163e45109b 100644 --- a/include/asm-arm/arch-lh7a40x/vmalloc.h +++ b/include/asm-arm/arch-lh7a40x/vmalloc.h @@ -7,15 +7,4 @@ * version 2 as published by the Free Software Foundation. * */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after - * the physical memory until the kernel virtual memory starts. That - * means that any out-of-bounds memory accesses will hopefully be - * caught. The vmalloc() routines leaves a hole of 4kB (one page) - * between each vmalloced area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) #define VMALLOC_END (0xe8000000) diff --git a/include/asm-arm/arch-omap/vmalloc.h b/include/asm-arm/arch-omap/vmalloc.h index c6a83581a2f..5b8bd8dae8b 100644 --- a/include/asm-arm/arch-omap/vmalloc.h +++ b/include/asm-arm/arch-omap/vmalloc.h @@ -17,17 +17,5 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) -#define VMALLOC_VMADDR(x) ((unsigned long)(x)) #define VMALLOC_END (PAGE_OFFSET + 0x10000000) diff --git a/include/asm-arm/arch-pxa/vmalloc.h b/include/asm-arm/arch-pxa/vmalloc.h index 3381af6ddb0..5bb450c7aa2 100644 --- a/include/asm-arm/arch-pxa/vmalloc.h +++ b/include/asm-arm/arch-pxa/vmalloc.h @@ -8,15 +8,4 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) #define VMALLOC_END (0xe8000000) diff --git a/include/asm-arm/arch-rpc/vmalloc.h b/include/asm-arm/arch-rpc/vmalloc.h index a13c27f37d7..077046bb2f3 100644 --- a/include/asm-arm/arch-rpc/vmalloc.h +++ b/include/asm-arm/arch-rpc/vmalloc.h @@ -7,15 +7,4 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) #define VMALLOC_END (PAGE_OFFSET + 0x1c000000) diff --git a/include/asm-arm/arch-s3c2410/vmalloc.h b/include/asm-arm/arch-s3c2410/vmalloc.h index 5fe72ad7090..33963cd5461 100644 --- a/include/asm-arm/arch-s3c2410/vmalloc.h +++ b/include/asm-arm/arch-s3c2410/vmalloc.h @@ -19,18 +19,6 @@ #ifndef __ASM_ARCH_VMALLOC_H #define __ASM_ARCH_VMALLOC_H -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ - -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) -#define VMALLOC_VMADDR(x) ((unsigned long)(x)) #define VMALLOC_END (0xE0000000) #endif /* __ASM_ARCH_VMALLOC_H */ diff --git a/include/asm-arm/arch-sa1100/vmalloc.h b/include/asm-arm/arch-sa1100/vmalloc.h index 135bc9493c0..2fb1c6f3aa1 100644 --- a/include/asm-arm/arch-sa1100/vmalloc.h +++ b/include/asm-arm/arch-sa1100/vmalloc.h @@ -1,15 +1,4 @@ /* * linux/include/asm-arm/arch-sa1100/vmalloc.h */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) #define VMALLOC_END (0xe8000000) diff --git a/include/asm-arm/arch-shark/vmalloc.h b/include/asm-arm/arch-shark/vmalloc.h index 1cc20098f69..10db5d18823 100644 --- a/include/asm-arm/arch-shark/vmalloc.h +++ b/include/asm-arm/arch-shark/vmalloc.h @@ -1,15 +1,4 @@ /* * linux/include/asm-arm/arch-rpc/vmalloc.h */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) #define VMALLOC_END (PAGE_OFFSET + 0x10000000) diff --git a/include/asm-arm/arch-versatile/vmalloc.h b/include/asm-arm/arch-versatile/vmalloc.h index adfb34829bf..ac780df6215 100644 --- a/include/asm-arm/arch-versatile/vmalloc.h +++ b/include/asm-arm/arch-versatile/vmalloc.h @@ -18,16 +18,4 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ - -/* - * Just any arbitrary offset to the start of the vmalloc VM area: the - * current 8MB value just means that there will be a 8MB "hole" after the - * physical memory until the kernel virtual memory starts. That means that - * any out-of-bounds memory accesses will hopefully be caught. - * The vmalloc() routines leaves a hole of 4kB between each vmalloced - * area for the same reason. ;) - */ -#define VMALLOC_OFFSET (8*1024*1024) -#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) -#define VMALLOC_VMADDR(x) ((unsigned long)(x)) #define VMALLOC_END (PAGE_OFFSET + 0x18000000) diff --git a/include/asm-arm/pgtable.h b/include/asm-arm/pgtable.h index 2df4eacf4fa..a9892eb42a2 100644 --- a/include/asm-arm/pgtable.h +++ b/include/asm-arm/pgtable.h @@ -17,6 +17,23 @@ #include <asm/arch/vmalloc.h> /* + * Just any arbitrary offset to the start of the vmalloc VM area: the + * current 8MB value just means that there will be a 8MB "hole" after the + * physical memory until the kernel virtual memory starts. That means that + * any out-of-bounds memory accesses will hopefully be caught. + * The vmalloc() routines leaves a hole of 4kB between each vmalloced + * area for the same reason. ;) + * + * Note that platforms may override VMALLOC_START, but they must provide + * VMALLOC_END. VMALLOC_END defines the (exclusive) limit of this space, + * which may not overlap IO space. + */ +#ifndef VMALLOC_START +#define VMALLOC_OFFSET (8*1024*1024) +#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) +#endif + +/* * Hardware-wise, we have a two level page table structure, where the first * level has 4096 entries, and the second level has 256 entries. Each entry * is one 32-bit word. Most of the bits in the second level entry are used |