diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/elf.h | 1 | ||||
| -rw-r--r-- | include/linux/kernel.h | 2 | ||||
| -rw-r--r-- | include/linux/mm.h | 13 | ||||
| -rw-r--r-- | include/linux/mm_types.h | 10 | ||||
| -rw-r--r-- | include/linux/mmdebug.h | 18 | ||||
| -rw-r--r-- | include/linux/sched.h | 6 | ||||
| -rw-r--r-- | include/linux/usb/ehci_def.h | 160 |
7 files changed, 193 insertions, 17 deletions
diff --git a/include/linux/elf.h b/include/linux/elf.h index edc3dac3f02..0b61ca41a04 100644 --- a/include/linux/elf.h +++ b/include/linux/elf.h @@ -360,6 +360,7 @@ typedef struct elf64_shdr { #define NT_PPC_SPE 0x101 /* PowerPC SPE/EVR registers */ #define NT_PPC_VSX 0x102 /* PowerPC VSX registers */ #define NT_386_TLS 0x200 /* i386 TLS slots (struct user_desc) */ +#define NT_386_IOPERM 0x201 /* x86 io permission bitmap (1=deny) */ /* Note header in a PT_NOTE section */ diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 2651f805ba6..75d81f157d2 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -182,7 +182,7 @@ extern int vsscanf(const char *, const char *, va_list) extern int get_option(char **str, int *pint); extern char *get_options(const char *str, int nints, int *ints); -extern unsigned long long memparse(char *ptr, char **retptr); +extern unsigned long long memparse(const char *ptr, char **retptr); extern int core_kernel_text(unsigned long addr); extern int __kernel_text_address(unsigned long addr); diff --git a/include/linux/mm.h b/include/linux/mm.h index 72a15dc26bb..c61ba10768e 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -7,6 +7,7 @@ #include <linux/gfp.h> #include <linux/list.h> +#include <linux/mmdebug.h> #include <linux/mmzone.h> #include <linux/rbtree.h> #include <linux/prio_tree.h> @@ -219,12 +220,6 @@ struct inode; */ #include <linux/page-flags.h> -#ifdef CONFIG_DEBUG_VM -#define VM_BUG_ON(cond) BUG_ON(cond) -#else -#define VM_BUG_ON(condition) do { } while(0) -#endif - /* * Methods to modify the page usage count. * @@ -919,7 +914,7 @@ static inline pmd_t *pmd_alloc(struct mm_struct *mm, pud_t *pud, unsigned long a } #endif /* CONFIG_MMU && !__ARCH_HAS_4LEVEL_HACK */ -#if NR_CPUS >= CONFIG_SPLIT_PTLOCK_CPUS +#if USE_SPLIT_PTLOCKS /* * We tuck a spinlock to guard each pagetable page into its struct page, * at page->private, with BUILD_BUG_ON to make sure that this will not @@ -932,14 +927,14 @@ static inline pmd_t *pmd_alloc(struct mm_struct *mm, pud_t *pud, unsigned long a } while (0) #define pte_lock_deinit(page) ((page)->mapping = NULL) #define pte_lockptr(mm, pmd) ({(void)(mm); __pte_lockptr(pmd_page(*(pmd)));}) -#else +#else /* !USE_SPLIT_PTLOCKS */ /* * We use mm->page_table_lock to guard all pagetable pages of the mm. */ #define pte_lock_init(page) do {} while (0) #define pte_lock_deinit(page) do {} while (0) #define pte_lockptr(mm, pmd) ({(void)(pmd); &(mm)->page_table_lock;}) -#endif /* NR_CPUS < CONFIG_SPLIT_PTLOCK_CPUS */ +#endif /* USE_SPLIT_PTLOCKS */ static inline void pgtable_page_ctor(struct page *page) { diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index bf334138c7c..9d49fa36bbe 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -21,11 +21,13 @@ struct address_space; -#if NR_CPUS >= CONFIG_SPLIT_PTLOCK_CPUS +#define USE_SPLIT_PTLOCKS (NR_CPUS >= CONFIG_SPLIT_PTLOCK_CPUS) + +#if USE_SPLIT_PTLOCKS typedef atomic_long_t mm_counter_t; -#else /* NR_CPUS < CONFIG_SPLIT_PTLOCK_CPUS */ +#else /* !USE_SPLIT_PTLOCKS */ typedef unsigned long mm_counter_t; -#endif /* NR_CPUS < CONFIG_SPLIT_PTLOCK_CPUS */ +#endif /* !USE_SPLIT_PTLOCKS */ /* * Each physical page in the system has a struct page associated with @@ -65,7 +67,7 @@ struct page { * see PAGE_MAPPING_ANON below. */ }; -#if NR_CPUS >= CONFIG_SPLIT_PTLOCK_CPUS +#if USE_SPLIT_PTLOCKS spinlock_t ptl; #endif struct kmem_cache *slab; /* SLUB: Pointer to slab */ diff --git a/include/linux/mmdebug.h b/include/linux/mmdebug.h new file mode 100644 index 00000000000..8a550987719 --- /dev/null +++ b/include/linux/mmdebug.h @@ -0,0 +1,18 @@ +#ifndef LINUX_MM_DEBUG_H +#define LINUX_MM_DEBUG_H 1 + +#include <linux/autoconf.h> + +#ifdef CONFIG_DEBUG_VM +#define VM_BUG_ON(cond) BUG_ON(cond) +#else +#define VM_BUG_ON(cond) do { } while (0) +#endif + +#ifdef CONFIG_DEBUG_VIRTUAL +#define VIRTUAL_BUG_ON(cond) BUG_ON(cond) +#else +#define VIRTUAL_BUG_ON(cond) do { } while (0) +#endif + +#endif diff --git a/include/linux/sched.h b/include/linux/sched.h index 5d0819ee442..c226c7b8294 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -352,7 +352,7 @@ arch_get_unmapped_area_topdown(struct file *filp, unsigned long addr, extern void arch_unmap_area(struct mm_struct *, unsigned long); extern void arch_unmap_area_topdown(struct mm_struct *, unsigned long); -#if NR_CPUS >= CONFIG_SPLIT_PTLOCK_CPUS +#if USE_SPLIT_PTLOCKS /* * The mm counters are not protected by its page_table_lock, * so must be incremented atomically. @@ -363,7 +363,7 @@ extern void arch_unmap_area_topdown(struct mm_struct *, unsigned long); #define inc_mm_counter(mm, member) atomic_long_inc(&(mm)->_##member) #define dec_mm_counter(mm, member) atomic_long_dec(&(mm)->_##member) -#else /* NR_CPUS < CONFIG_SPLIT_PTLOCK_CPUS */ +#else /* !USE_SPLIT_PTLOCKS */ /* * The mm counters are protected by its page_table_lock, * so can be incremented directly. @@ -374,7 +374,7 @@ extern void arch_unmap_area_topdown(struct mm_struct *, unsigned long); #define inc_mm_counter(mm, member) (mm)->_##member++ #define dec_mm_counter(mm, member) (mm)->_##member-- -#endif /* NR_CPUS < CONFIG_SPLIT_PTLOCK_CPUS */ +#endif /* !USE_SPLIT_PTLOCKS */ #define get_mm_rss(mm) \ (get_mm_counter(mm, file_rss) + get_mm_counter(mm, anon_rss)) diff --git a/include/linux/usb/ehci_def.h b/include/linux/usb/ehci_def.h new file mode 100644 index 00000000000..5b88e36c910 --- /dev/null +++ b/include/linux/usb/ehci_def.h @@ -0,0 +1,160 @@ +/* + * Copyright (c) 2001-2002 by David Brownell + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef __LINUX_USB_EHCI_DEF_H +#define __LINUX_USB_EHCI_DEF_H + +/* EHCI register interface, corresponds to EHCI Revision 0.95 specification */ + +/* Section 2.2 Host Controller Capability Registers */ +struct ehci_caps { + /* these fields are specified as 8 and 16 bit registers, + * but some hosts can't perform 8 or 16 bit PCI accesses. + */ + u32 hc_capbase; +#define HC_LENGTH(p) (((p)>>00)&0x00ff) /* bits 7:0 */ +#define HC_VERSION(p) (((p)>>16)&0xffff) /* bits 31:16 */ + u32 hcs_params; /* HCSPARAMS - offset 0x4 */ +#define HCS_DEBUG_PORT(p) (((p)>>20)&0xf) /* bits 23:20, debug port? */ +#define HCS_INDICATOR(p) ((p)&(1 << 16)) /* true: has port indicators */ +#define HCS_N_CC(p) (((p)>>12)&0xf) /* bits 15:12, #companion HCs */ +#define HCS_N_PCC(p) (((p)>>8)&0xf) /* bits 11:8, ports per CC */ +#define HCS_PORTROUTED(p) ((p)&(1 << 7)) /* true: port routing */ +#define HCS_PPC(p) ((p)&(1 << 4)) /* true: port power control */ +#define HCS_N_PORTS(p) (((p)>>0)&0xf) /* bits 3:0, ports on HC */ + + u32 hcc_params; /* HCCPARAMS - offset 0x8 */ +#define HCC_EXT_CAPS(p) (((p)>>8)&0xff) /* for pci extended caps */ +#define HCC_ISOC_CACHE(p) ((p)&(1 << 7)) /* true: can cache isoc frame */ +#define HCC_ISOC_THRES(p) (((p)>>4)&0x7) /* bits 6:4, uframes cached */ +#define HCC_CANPARK(p) ((p)&(1 << 2)) /* true: can park on async qh */ +#define HCC_PGM_FRAMELISTLEN(p) ((p)&(1 << 1)) /* true: periodic_size changes*/ +#define HCC_64BIT_ADDR(p) ((p)&(1)) /* true: can use 64-bit addr */ + u8 portroute [8]; /* nibbles for routing - offset 0xC */ +} __attribute__ ((packed)); + + +/* Section 2.3 Host Controller Operational Registers */ +struct ehci_regs { + + /* USBCMD: offset 0x00 */ + u32 command; +/* 23:16 is r/w intr rate, in microframes; default "8" == 1/msec */ +#define CMD_PARK (1<<11) /* enable "park" on async qh */ +#define CMD_PARK_CNT(c) (((c)>>8)&3) /* how many transfers to park for */ +#define CMD_LRESET (1<<7) /* partial reset (no ports, etc) */ +#define CMD_IAAD (1<<6) /* "doorbell" interrupt async advance */ +#define CMD_ASE (1<<5) /* async schedule enable */ +#define CMD_PSE (1<<4) /* periodic schedule enable */ +/* 3:2 is periodic frame list size */ +#define CMD_RESET (1<<1) /* reset HC not bus */ +#define CMD_RUN (1<<0) /* start/stop HC */ + + /* USBSTS: offset 0x04 */ + u32 status; +#define STS_ASS (1<<15) /* Async Schedule Status */ +#define STS_PSS (1<<14) /* Periodic Schedule Status */ +#define STS_RECL (1<<13) /* Reclamation */ +#define STS_HALT (1<<12) /* Not running (any reason) */ +/* some bits reserved */ + /* these STS_* flags are also intr_enable bits (USBINTR) */ +#define STS_IAA (1<<5) /* Interrupted on async advance */ +#define STS_FATAL (1<<4) /* such as some PCI access errors */ +#define STS_FLR (1<<3) /* frame list rolled over */ +#define STS_PCD (1<<2) /* port change detect */ +#define STS_ERR (1<<1) /* "error" completion (overflow, ...) */ +#define STS_INT (1<<0) /* "normal" completion (short, ...) */ + + /* USBINTR: offset 0x08 */ + u32 intr_enable; + + /* FRINDEX: offset 0x0C */ + u32 frame_index; /* current microframe number */ + /* CTRLDSSEGMENT: offset 0x10 */ + u32 segment; /* address bits 63:32 if needed */ + /* PERIODICLISTBASE: offset 0x14 */ + u32 frame_list; /* points to periodic list */ + /* ASYNCLISTADDR: offset 0x18 */ + u32 async_next; /* address of next async queue head */ + + u32 reserved [9]; + + /* CONFIGFLAG: offset 0x40 */ + u32 configured_flag; +#define FLAG_CF (1<<0) /* true: we'll support "high speed" */ + + /* PORTSC: offset 0x44 */ + u32 port_status [0]; /* up to N_PORTS */ +/* 31:23 reserved */ +#define PORT_WKOC_E (1<<22) /* wake on overcurrent (enable) */ +#define PORT_WKDISC_E (1<<21) /* wake on disconnect (enable) */ +#define PORT_WKCONN_E (1<<20) /* wake on connect (enable) */ +/* 19:16 for port testing */ +#define PORT_LED_OFF (0<<14) +#define PORT_LED_AMBER (1<<14) +#define PORT_LED_GREEN (2<<14) +#define PORT_LED_MASK (3<<14) +#define PORT_OWNER (1<<13) /* true: companion hc owns this port */ +#define PORT_POWER (1<<12) /* true: has power (see PPC) */ +#define PORT_USB11(x) (((x)&(3<<10)) == (1<<10)) /* USB 1.1 device */ +/* 11:10 for detecting lowspeed devices (reset vs release ownership) */ +/* 9 reserved */ +#define PORT_RESET (1<<8) /* reset port */ +#define PORT_SUSPEND (1<<7) /* suspend port */ +#define PORT_RESUME (1<<6) /* resume it */ +#define PORT_OCC (1<<5) /* over current change */ +#define PORT_OC (1<<4) /* over current active */ +#define PORT_PEC (1<<3) /* port enable change */ +#define PORT_PE (1<<2) /* port enable */ +#define PORT_CSC (1<<1) /* connect status change */ +#define PORT_CONNECT (1<<0) /* device connected */ +#define PORT_RWC_BITS (PORT_CSC | PORT_PEC | PORT_OCC) +} __attribute__ ((packed)); + +#define USBMODE 0x68 /* USB Device mode */ +#define USBMODE_SDIS (1<<3) /* Stream disable */ +#define USBMODE_BE (1<<2) /* BE/LE endianness select */ +#define USBMODE_CM_HC (3<<0) /* host controller mode */ +#define USBMODE_CM_IDLE (0<<0) /* idle state */ + +/* Appendix C, Debug port ... intended for use with special "debug devices" + * that can help if there's no serial console. (nonstandard enumeration.) + */ +struct ehci_dbg_port { + u32 control; +#define DBGP_OWNER (1<<30) +#define DBGP_ENABLED (1<<28) +#define DBGP_DONE (1<<16) +#define DBGP_INUSE (1<<10) +#define DBGP_ERRCODE(x) (((x)>>7)&0x07) +# define DBGP_ERR_BAD 1 +# define DBGP_ERR_SIGNAL 2 +#define DBGP_ERROR (1<<6) +#define DBGP_GO (1<<5) +#define DBGP_OUT (1<<4) +#define DBGP_LEN(x) (((x)>>0)&0x0f) + u32 pids; +#define DBGP_PID_GET(x) (((x)>>16)&0xff) +#define DBGP_PID_SET(data, tok) (((data)<<8)|(tok)) + u32 data03; + u32 data47; + u32 address; +#define DBGP_EPADDR(dev, ep) (((dev)<<8)|(ep)) +} __attribute__ ((packed)); + +#endif /* __LINUX_USB_EHCI_DEF_H */ |