cregit-Linux how code gets into the kernel

Release 4.7 scripts/mod/file2alias.c

Directory: scripts/mod
/* Simple code to turn various tables in an ELF file into alias definitions.
 * This deals with kernel datastructures where they should be
 * dealt with: in the kernel source.
 *
 * Copyright 2002-2003  Rusty Russell, IBM Corporation
 *           2003       Kai Germaschewski
 *
 *
 * This software may be used and distributed according to the terms
 * of the GNU General Public License, incorporated herein by reference.
 */

#include "modpost.h"
#include "devicetable-offsets.h"

/* We use the ELF typedefs for kernel_ulong_t but bite the bullet and
 * use either stdint.h or inttypes.h for the rest. */
#if KERNEL_ELFCLASS == ELFCLASS32

typedef Elf32_Addr	kernel_ulong_t;

#define BITS_PER_LONG 32
#else

typedef Elf64_Addr	kernel_ulong_t;

#define BITS_PER_LONG 64
#endif
#ifdef __sun__
#include <inttypes.h>
#else
#include <stdint.h>
#endif

#include <ctype.h>
#include <stdbool.h>


typedef uint32_t	__u32;

typedef uint16_t	__u16;

typedef unsigned char	__u8;
typedef struct {
	
__u8 b[16];
} 
uuid_le;

/* Big exception to the "don't include kernel headers into userspace, which
 * even potentially has different endianness and word sizes, since
 * we handle those differences explicitly below */
#include "../../include/linux/mod_devicetable.h"

/* This array collects all instances that use the generic do_table */

struct devtable {
	
const char *device_id; /* name of table, __mod_<name>__*_device_table. */
	
unsigned long id_size;
	
void *function;
};


#define ___cat(a,b) a ## b

#define __cat(a,b) ___cat(a,b)

/* we need some special handling for this host tool running eventually on
 * Darwin. The Mach-O section handling is a bit different than ELF section
 * handling. The differnces in detail are:
 *  a) we have segments which have sections
 *  b) we need a API call to get the respective section symbols */
#if defined(__MACH__)
#include <mach-o/getsect.h>


#define INIT_SECTION(name)  do {                                    \
                unsigned long name ## _len;                             \
                char *__cat(pstart_,name) = getsectdata("__TEXT",       \
                        #name, &__cat(name,_len));                      \
                char *__cat(pstop_,name) = __cat(pstart_,name) +        \
                        __cat(name, _len);                              \
                __cat(__start_,name) = (void *)__cat(pstart_,name);     \
                __cat(__stop_,name) = (void *)__cat(pstop_,name);       \
        } while (0)

#define SECTION(name)   __attribute__((section("__TEXT, " #name)))



struct devtable **__start___devtable, **__stop___devtable;
#else

#define INIT_SECTION(name) 
/* no-op for ELF */

#define SECTION(name)   __attribute__((section(#name)))

/* We construct a table of pointers in an ELF section (pointers generally
 * go unpadded by gcc).  ld creates boundary syms for us. */
extern struct devtable *__start___devtable[], *__stop___devtable[];
#endif /* __MACH__ */

#if !defined(__used)
# if __GNUC__ == 3 && __GNUC_MINOR__ < 3

#  define __used			__attribute__((__unused__))
# else

#  define __used			__attribute__((__used__))
# endif
#endif

/* Define a variable f that holds the value of field f of struct devid
 * based at address m.
 */

#define DEF_FIELD(m, devid, f) \
	typeof(((struct devid *)0)->f) f = TO_NATIVE(*(typeof(f) *)((m) + OFF_##devid##_##f))
/* Define a variable f that holds the address of field f of struct devid
 * based at address m.  Due to the way typeof works, for a field of type
 * T[N] the variable has type T(*)[N], _not_ T*.
 */

#define DEF_FIELD_ADDR(m, devid, f) \
	typeof(((struct devid *)0)->f) *f = ((m) + OFF_##devid##_##f)

/* Add a table entry.  We test function type matches while we're here. */

#define ADD_TO_DEVTABLE(device_id, type, function) \
	static struct devtable __cat(devtable,__LINE__) = {     \
                device_id + 0*sizeof((function)((const char *)NULL,     \
                                                (void *)NULL,           \
                                                (char *)NULL)),         \
                SIZE_##type, (function) };                              \
        static struct devtable *SECTION(__devtable) __used \
                __cat(devtable_ptr,__LINE__) = &__cat(devtable,__LINE__)


#define ADD(str, sep, cond, field)                              \
do {                                                            \
        strcat(str, sep);                                       \
        if (cond)                                               \
                sprintf(str + strlen(str),                      \
                        sizeof(field) == 1 ? "%02X" :           \
                        sizeof(field) == 2 ? "%04X" :           \
                        sizeof(field) == 4 ? "%08X" : "",       \
                        field);                                 \
        else                                                    \
                sprintf(str + strlen(str), "*");                \
} while(0)

/* End in a wildcard, for future extension */

static inline void add_wildcard(char *str) { int len = strlen(str); if (str[len - 1] != '*') strcat(str + len, "*"); }

Contributors

PersonTokensPropCommitsCommitProp
jean delvarejean delvare39100.00%1100.00%
Total39100.00%1100.00%


static inline void add_uuid(char *str, uuid_le uuid) { int len = strlen(str); sprintf(str + len, "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x", uuid.b[3], uuid.b[2], uuid.b[1], uuid.b[0], uuid.b[5], uuid.b[4], uuid.b[7], uuid.b[6], uuid.b[8], uuid.b[9], uuid.b[10], uuid.b[11], uuid.b[12], uuid.b[13], uuid.b[14], uuid.b[15]); }

Contributors

PersonTokensPropCommitsCommitProp
prarit bhargavaprarit bhargava10674.13%133.33%
tomas winklertomas winkler3423.78%133.33%
greg kroah-hartmangreg kroah-hartman32.10%133.33%
Total143100.00%3100.00%

/** * Check that sizeof(device_id type) are consistent with size of section * in .o file. If in-consistent then userspace and kernel does not agree * on actual size which is a bug. * Also verify that the final entry in the table is all zeros. * Ignore both checks if build host differ from target host and size differs. **/
static void device_id_check(const char *modname, const char *device_id, unsigned long size, unsigned long id_size, void *symval) { int i; if (size % id_size || size < id_size) { fatal("%s: sizeof(struct %s_device_id)=%lu is not a modulo " "of the size of " "section __mod_%s__<identifier>_device_table=%lu.\n" "Fix definition of struct %s_device_id " "in mod_devicetable.h\n", modname, device_id, id_size, device_id, size, device_id); } /* Verify last one is a terminator */ for (i = 0; i < id_size; i++ ) { if (*(uint8_t*)(symval+size-id_size+i)) { fprintf(stderr,"%s: struct %s_device_id is %lu bytes. " "The last of %lu is:\n", modname, device_id, id_size, size / id_size); for (i = 0; i < id_size; i++ ) fprintf(stderr,"0x%02x ", *(uint8_t*)(symval+size-id_size+i) ); fprintf(stderr,"\n"); fatal("%s: struct %s_device_id is not terminated " "with a NULL entry!\n", modname, device_id); } } }

Contributors

PersonTokensPropCommitsCommitProp
kees cookkees cook11366.86%133.33%
sam ravnborgsam ravnborg5431.95%133.33%
tom gundersentom gundersen21.18%133.33%
Total169100.00%3100.00%

/* USB is special because the bcdDevice can be matched against a numeric range */ /* Looks like "usb:vNpNdNdcNdscNdpNicNiscNipNinN" */
static void do_usb_entry(void *symval, unsigned int bcdDevice_initial, int bcdDevice_initial_digits, unsigned char range_lo, unsigned char range_hi, unsigned char max, struct module *mod) { char alias[500]; DEF_FIELD(symval, usb_device_id, match_flags); DEF_FIELD(symval, usb_device_id, idVendor); DEF_FIELD(symval, usb_device_id, idProduct); DEF_FIELD(symval, usb_device_id, bcdDevice_lo); DEF_FIELD(symval, usb_device_id, bDeviceClass); DEF_FIELD(symval, usb_device_id, bDeviceSubClass); DEF_FIELD(symval, usb_device_id, bDeviceProtocol); DEF_FIELD(symval, usb_device_id, bInterfaceClass); DEF_FIELD(symval, usb_device_id, bInterfaceSubClass); DEF_FIELD(symval, usb_device_id, bInterfaceProtocol); DEF_FIELD(symval, usb_device_id, bInterfaceNumber); strcpy(alias, "usb:"); ADD(alias, "v", match_flags&USB_DEVICE_ID_MATCH_VENDOR, idVendor); ADD(alias, "p", match_flags&USB_DEVICE_ID_MATCH_PRODUCT, idProduct); strcat(alias, "d"); if (bcdDevice_initial_digits) sprintf(alias + strlen(alias), "%0*X", bcdDevice_initial_digits, bcdDevice_initial); if (range_lo == range_hi) sprintf(alias + strlen(alias), "%X", range_lo); else if (range_lo > 0 || range_hi < max) { if (range_lo > 0x9 || range_hi < 0xA) sprintf(alias + strlen(alias), "[%X-%X]", range_lo, range_hi); else { sprintf(alias + strlen(alias), range_lo < 0x9 ? "[%X-9" : "[%X", range_lo); sprintf(alias + strlen(alias), range_hi > 0xA ? "A-%X]" : "%X]", range_hi); } } if (bcdDevice_initial_digits < (sizeof(bcdDevice_lo) * 2 - 1)) strcat(alias, "*"); ADD(alias, "dc", match_flags&USB_DEVICE_ID_MATCH_DEV_CLASS, bDeviceClass); ADD(alias, "dsc", match_flags&USB_DEVICE_ID_MATCH_DEV_SUBCLASS, bDeviceSubClass); ADD(alias, "dp", match_flags&USB_DEVICE_ID_MATCH_DEV_PROTOCOL, bDeviceProtocol); ADD(alias, "ic", match_flags&USB_DEVICE_ID_MATCH_INT_CLASS, bInterfaceClass); ADD(alias, "isc", match_flags&USB_DEVICE_ID_MATCH_INT_SUBCLASS, bInterfaceSubClass); ADD(alias, "ip", match_flags&USB_DEVICE_ID_MATCH_INT_PROTOCOL, bInterfaceProtocol); ADD(alias, "in", match_flags&USB_DEVICE_ID_MATCH_INT_NUMBER, bInterfaceNumber); add_wildcard(alias); buf_printf(&mod->dev_table_buf, "MODULE_ALIAS(\"%s\");\n", alias); }

Contributors

PersonTokensPropCommitsCommitProp
rusty russellrusty russell13431.09%114.29%
roman kaganroman kagan12027.84%114.29%
andreas schwabandreas schwab10123.43%114.29%
nathaniel mccallumnathaniel mccallum6013.92%114.29%
bjorn morkbjorn mork133.02%114.29%
jan moskyto matejkajan moskyto matejka20.46%114.29%
jean delvarejean delvare10.23%114.29%
Total431100.00%7100.00%

/* Handles increment/decrement of BCD formatted integers */ /* Returns the previous value, so it works like i++ or i-- */
static unsigned int incbcd(unsigned int *bcd, int inc, unsigned char max, size_t chars) { unsigned int init = *bcd, i, j; unsigned long long c, dec = 0; /* If bcd is not in BCD format, just increment */ if (max > 0x9) { *bcd += inc; return init; } /* Convert BCD to Decimal */ for (i=0 ; i < chars ; i++) { c = (*bcd >> (i << 2)) & 0xf; c = c > 9 ? 9 : c; /* force to bcd just in case */ for (j=0 ; j < i ; j++) c = c * 10; dec += c; } /* Do our increment/decrement */ dec += inc; *bcd = 0; /* Convert back to BCD */ for (i=0 ; i < chars ; i++) { for (c=1,j=0 ; j < i ; j++) c = c * 10; c = (dec / c) % 10; *bcd += c << (i << 2); } return init; }

Contributors

PersonTokensPropCommitsCommitProp
nathaniel mccallumnathaniel mccallum197100.00%1100.00%
Total197100.00%1100.00%


static void do_usb_entry_multi(void *symval, struct module *mod) { unsigned int devlo, devhi; unsigned char chi, clo, max; int ndigits; DEF_FIELD(symval, usb_device_id, match_flags); DEF_FIELD(symval, usb_device_id, idVendor); DEF_FIELD(symval, usb_device_id, idProduct); DEF_FIELD(symval, usb_device_id, bcdDevice_lo); DEF_FIELD(symval, usb_device_id, bcdDevice_hi); DEF_FIELD(symval, usb_device_id, bDeviceClass); DEF_FIELD(symval, usb_device_id, bInterfaceClass); devlo = match_flags & USB_DEVICE_ID_MATCH_DEV_LO ? bcdDevice_lo : 0x0U; devhi = match_flags & USB_DEVICE_ID_MATCH_DEV_HI ? bcdDevice_hi : ~0x0U; /* Figure out if this entry is in bcd or hex format */ max = 0x9; /* Default to decimal format */ for (ndigits = 0 ; ndigits < sizeof(bcdDevice_lo) * 2 ; ndigits++) { clo = (devlo >> (ndigits << 2)) & 0xf; chi = ((devhi > 0x9999 ? 0x9999 : devhi) >> (ndigits << 2)) & 0xf; if (clo > max || chi > max) { max = 0xf; break; } } /* * Some modules (visor) have empty slots as placeholder for * run-time specification that results in catch-all alias */ if (!(idVendor | idProduct | bDeviceClass | bInterfaceClass)) return; /* Convert numeric bcdDevice range into fnmatch-able pattern(s) */ for (ndigits = sizeof(bcdDevice_lo) * 2 - 1; devlo <= devhi; ndigits--) { clo = devlo & 0xf; chi = devhi & 0xf; if (chi > max) /* If we are in bcd mode, truncate if necessary */ chi = max; devlo >>= 4; devhi >>= 4; if (devlo == devhi || !ndigits) { do_usb_entry(symval, devlo, ndigits, clo, chi, max, mod); break; } if (clo > 0x0) do_usb_entry(symval, incbcd(&devlo, 1, max, sizeof(bcdDevice_lo) * 2), ndigits, clo, max, max, mod); if (chi < max) do_usb_entry(symval, incbcd(&devhi, -1, max, sizeof(bcdDevice_lo) * 2), ndigits, 0x0, chi, max, mod); } }

Contributors

PersonTokensPropCommitsCommitProp
roman kaganroman kagan18750.54%120.00%
nathaniel mccallumnathaniel mccallum12533.78%240.00%
andreas schwabandreas schwab5615.14%120.00%
greg kroah-hartmangreg kroah-hartman20.54%120.00%
Total370100.00%5100.00%


static void do_usb_table(void *symval, unsigned long size, struct module *mod) { unsigned int i; const unsigned long id_size = SIZE_usb_device_id; device_id_check(mod->name, "usb", size, id_size, symval); /* Leave last one: it's the terminator. */ size -= id_size; for (i = 0; i < size; i += id_size) do_usb_entry_multi(symval + i, mod); }

Contributors

PersonTokensPropCommitsCommitProp
roman kaganroman kagan6690.41%120.00%
kees cookkees cook34.11%120.00%
sam ravnborgsam ravnborg22.74%120.00%
rusty russellrusty russell11.37%120.00%
andreas schwabandreas schwab11.37%120.00%
Total73100.00%5100.00%


static void do_of_entry_multi(void *symval, struct module *mod) { char alias[500]; int len; char *tmp; DEF_FIELD_ADDR(symval, of_device_id, name); DEF_FIELD_ADDR(symval, of_device_id, type); DEF_FIELD_ADDR(symval, of_device_id, compatible); len = sprintf(alias, "of:N%sT%s", (*name)[0] ? *name : "*", (*type)[0] ? *type : "*"); if ((*compatible)[0]) sprintf(&alias[len], "%sC%s", (*type)[0] ? "*" : "", *compatible); /* Replace all whitespace with underscores */ for (tmp = alias; tmp && *tmp; tmp++) if (isspace(*tmp)) *tmp = '_'; buf_printf(&mod->dev_table_buf, "MODULE_ALIAS(\"%s\");\n", alias); strcat(alias, "C"); add_wildcard(alias); buf_printf(&mod->dev_table_buf, "MODULE_ALIAS(\"%s\");\n", alias); }

Contributors

PersonTokensPropCommitsCommitProp
philipp zabelphilipp zabel18798.42%150.00%
wolfram sangwolfram sang31.58%150.00%
Total190100.00%2100.00%


static void do_of_table(void *symval, unsigned long size, struct module *mod) { unsigned int i; const unsigned long id_size = SIZE_of_device_id; device_id_check(mod->name, "of", size, id_size, symval); /* Leave last one: it's the terminator. */ size -= id_size; for (i = 0; i < size; i += id_size) do_of_entry_multi(symval + i, mod); }

Contributors

PersonTokensPropCommitsCommitProp
philipp zabelphilipp zabel73100.00%1100.00%
Total73100.00%1100.00%

/* Looks like: hid:bNvNpN */
static int do_hid_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, hid_device_id, bus); DEF_FIELD(symval, hid_device_id, group); DEF_FIELD(symval, hid_device_id, vendor); DEF_FIELD(symval, hid_device_id, product); sprintf(alias, "hid:"); ADD(alias, "b", bus != HID_BUS_ANY, bus); ADD(alias, "g", group != HID_GROUP_ANY, group); ADD(alias, "v", vendor != HID_ANY_ID, vendor); ADD(alias, "p", product != HID_ANY_ID, product); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
jiri slabyjiri slaby7463.25%240.00%
andreas schwabandreas schwab2218.80%120.00%
henrik rydberghenrik rydberg2117.95%240.00%
Total117100.00%5100.00%

ADD_TO_DEVTABLE("hid", hid_device_id, do_hid_entry); /* Looks like: ieee1394:venNmoNspNverN */
static int do_ieee1394_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, ieee1394_device_id, match_flags); DEF_FIELD(symval, ieee1394_device_id, vendor_id); DEF_FIELD(symval, ieee1394_device_id, model_id); DEF_FIELD(symval, ieee1394_device_id, specifier_id); DEF_FIELD(symval, ieee1394_device_id, version); strcpy(alias, "ieee1394:"); ADD(alias, "ven", match_flags & IEEE1394_MATCH_VENDOR_ID, vendor_id); ADD(alias, "mo", match_flags & IEEE1394_MATCH_MODEL_ID, model_id); ADD(alias, "sp", match_flags & IEEE1394_MATCH_SPECIFIER_ID, specifier_id); ADD(alias, "ver", match_flags & IEEE1394_MATCH_VERSION, version); add_wildcard(alias); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
ben collinsben collins9975.57%133.33%
andreas schwabandreas schwab2720.61%133.33%
jean delvarejean delvare53.82%133.33%
Total131100.00%3100.00%

ADD_TO_DEVTABLE("ieee1394", ieee1394_device_id, do_ieee1394_entry); /* Looks like: pci:vNdNsvNsdNbcNscNiN. */
static int do_pci_entry(const char *filename, void *symval, char *alias) { /* Class field can be divided into these three. */ unsigned char baseclass, subclass, interface, baseclass_mask, subclass_mask, interface_mask; DEF_FIELD(symval, pci_device_id, vendor); DEF_FIELD(symval, pci_device_id, device); DEF_FIELD(symval, pci_device_id, subvendor); DEF_FIELD(symval, pci_device_id, subdevice); DEF_FIELD(symval, pci_device_id, class); DEF_FIELD(symval, pci_device_id, class_mask); strcpy(alias, "pci:"); ADD(alias, "v", vendor != PCI_ANY_ID, vendor); ADD(alias, "d", device != PCI_ANY_ID, device); ADD(alias, "sv", subvendor != PCI_ANY_ID, subvendor); ADD(alias, "sd", subdevice != PCI_ANY_ID, subdevice); baseclass = (class) >> 16; baseclass_mask = (class_mask) >> 16; subclass = (class) >> 8; subclass_mask = (class_mask) >> 8; interface = class; interface_mask = class_mask; if ((baseclass_mask != 0 && baseclass_mask != 0xFF) || (subclass_mask != 0 && subclass_mask != 0xFF) || (interface_mask != 0 && interface_mask != 0xFF)) { warn("Can't handle masks in %s:%04X\n", filename, class_mask); return 0; } ADD(alias, "bc", baseclass_mask == 0xFF, baseclass); ADD(alias, "sc", subclass_mask == 0xFF, subclass); ADD(alias, "i", interface_mask == 0xFF, interface); add_wildcard(alias); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
rusty russellrusty russell24186.07%240.00%
andreas schwabandreas schwab3211.43%120.00%
jean delvarejean delvare51.79%120.00%
sam ravnborgsam ravnborg20.71%120.00%
Total280100.00%5100.00%

ADD_TO_DEVTABLE("pci", pci_device_id, do_pci_entry); /* looks like: "ccw:tNmNdtNdmN" */
static int do_ccw_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, ccw_device_id, match_flags); DEF_FIELD(symval, ccw_device_id, cu_type); DEF_FIELD(symval, ccw_device_id, cu_model); DEF_FIELD(symval, ccw_device_id, dev_type); DEF_FIELD(symval, ccw_device_id, dev_model); strcpy(alias, "ccw:"); ADD(alias, "t", match_flags&CCW_DEVICE_ID_MATCH_CU_TYPE, cu_type); ADD(alias, "m", match_flags&CCW_DEVICE_ID_MATCH_CU_MODEL, cu_model); ADD(alias, "dt", match_flags&CCW_DEVICE_ID_MATCH_DEVICE_TYPE, dev_type); ADD(alias, "dm", match_flags&CCW_DEVICE_ID_MATCH_DEVICE_MODEL, dev_model); add_wildcard(alias); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
martin schwidefskymartin schwidefsky9874.81%125.00%
andreas schwabandreas schwab2720.61%125.00%
jean delvarejean delvare53.82%125.00%
bastian blankbastian blank10.76%125.00%
Total131100.00%4100.00%

ADD_TO_DEVTABLE("ccw", ccw_device_id, do_ccw_entry); /* looks like: "ap:tN" */
static int do_ap_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, ap_device_id, dev_type); sprintf(alias, "ap:t%02X*", dev_type); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
martin schwidefskymartin schwidefsky2870.00%133.33%
andreas schwabandreas schwab1127.50%133.33%
jean delvarejean delvare12.50%133.33%
Total40100.00%3100.00%

ADD_TO_DEVTABLE("ap", ap_device_id, do_ap_entry); /* looks like: "css:tN" */
static int do_css_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, css_device_id, type); sprintf(alias, "css:t%01X", type); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
cornelia huckcornelia huck2972.50%150.00%
andreas schwabandreas schwab1127.50%150.00%
Total40100.00%2100.00%

ADD_TO_DEVTABLE("css", css_device_id, do_css_entry); /* Looks like: "serio:tyNprNidNexN" */
static int do_serio_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, serio_device_id, type); DEF_FIELD(symval, serio_device_id, proto); DEF_FIELD(symval, serio_device_id, id); DEF_FIELD(symval, serio_device_id, extra); strcpy(alias, "serio:"); ADD(alias, "ty", type != SERIO_ANY, type); ADD(alias, "pr", proto != SERIO_ANY, proto); ADD(alias, "id", id != SERIO_ANY, id); ADD(alias, "ex", extra != SERIO_ANY, extra); add_wildcard(alias); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
dmitry torokhovdmitry torokhov9577.87%133.33%
andreas schwabandreas schwab2218.03%133.33%
jean delvarejean delvare54.10%133.33%
Total122100.00%3100.00%

ADD_TO_DEVTABLE("serio", serio_device_id, do_serio_entry); /* looks like: "acpi:ACPI0003" or "acpi:PNP0C0B" or "acpi:LNXVIDEO" or * "acpi:bbsspp" (bb=base-class, ss=sub-class, pp=prog-if) * * NOTE: Each driver should use one of the following : _HID, _CIDs * or _CLS. Also, bb, ss, and pp can be substituted with ?? * as don't care byte. */
static int do_acpi_entry(const char *filename, void *symval, char *alias) { DEF_FIELD_ADDR(symval, acpi_device_id, id); DEF_FIELD_ADDR(symval, acpi_device_id, cls); DEF_FIELD_ADDR(symval, acpi_device_id, cls_msk); if (id && strlen((const char *)*id)) sprintf(alias, "acpi*:%s:*", *id); else if (cls) { int i, byte_shift, cnt = 0; unsigned int msk; sprintf(&alias[cnt], "acpi*:"); cnt = 6; for (i = 1; i <= 3; i++) { byte_shift = 8 * (3-i); msk = (*cls_msk >> byte_shift) & 0xFF; if (msk) sprintf(&alias[cnt], "%02x", (*cls >> byte_shift) & 0xFF); else sprintf(&alias[cnt], "??"); cnt += 2; } sprintf(&alias[cnt], ":*"); } return 1; }

Contributors

PersonTokensPropCommitsCommitProp
suravee suthikulpanitsuravee suthikulpanit15579.08%125.00%
thomas renningerthomas renninger2814.29%125.00%
andreas schwabandreas schwab126.12%125.00%
jean delvarejean delvare10.51%125.00%
Total196100.00%4100.00%

ADD_TO_DEVTABLE("acpi", acpi_device_id, do_acpi_entry); /* looks like: "pnp:dD" */
static void do_pnp_device_entry(void *symval, unsigned long size, struct module *mod) { const unsigned long id_size = SIZE_pnp_device_id; const unsigned int count = (size / id_size)-1; unsigned int i; device_id_check(mod->name, "pnp", size, id_size, symval); for (i = 0; i < count; i++) { DEF_FIELD_ADDR(symval + i*id_size, pnp_device_id, id); char acpi_id[sizeof(*id)]; int j; buf_printf(&mod->dev_table_buf, "MODULE_ALIAS(\"pnp:d%s*\");\n", *id); /* fix broken pnp bus lowercasing */ for (j = 0; j < sizeof(acpi_id); j++) acpi_id[j] = toupper((*id)[j]); buf_printf(&mod->dev_table_buf, "MODULE_ALIAS(\"acpi*:%s:*\");\n", acpi_id); } }

Contributors

PersonTokensPropCommitsCommitProp
kay sieverskay sievers12780.89%360.00%
andreas schwabandreas schwab1710.83%120.00%
adam belayadam belay138.28%120.00%
Total157100.00%5100.00%

/* looks like: "pnp:dD" for every device of the card */
static void do_pnp_card_entries(void *symval, unsigned long size, struct module *mod) { const unsigned long id_size = SIZE_pnp_card_device_id; const unsigned int count = (size / id_size)-1; unsigned int i; device_id_check(mod->name, "pnp", size, id_size, symval); for (i = 0; i < count; i++) { unsigned int j; DEF_FIELD_ADDR(symval + i*id_size, pnp_card_device_id, devs); for (j = 0; j < PNP_MAX_DEVICES; j++) { const char *id = (char *)(*devs)[j].id; int i2, j2; int dup = 0; if (!id[0]) break; /* find duplicate, already added value */ for (i2 = 0; i2 < i && !dup; i2++) { DEF_FIELD_ADDR(symval + i2*id_size, pnp_card_device_id, devs); for (j2 = 0; j2 < PNP_MAX_DEVICES; j2++) { const char *id2 = (char *)(*devs)[j2].id; if (!id2[0]) break; if (!strcmp(id, id2)) { dup = 1; break; } } } /* add an individual alias for every device entry */ if (!dup) { char acpi_id[PNP_ID_LEN]; int k; buf_printf(&mod->dev_table_buf, "MODULE_ALIAS(\"pnp:d%s*\");\n", id); /* fix broken pnp bus lowercasing */ for (k = 0; k < sizeof(acpi_id); k++) acpi_id[k] = toupper(id[k]); buf_printf(&mod->dev_table_buf, "MODULE_ALIAS(\"acpi*:%s:*\");\n", acpi_id); } } } }

Contributors

PersonTokensPropCommitsCommitProp
kay sieverskay sievers22573.53%360.00%
adam belayadam belay4916.01%120.00%
andreas schwabandreas schwab3210.46%120.00%
Total306100.00%5100.00%

/* Looks like: pcmcia:mNcNfNfnNpfnNvaNvbNvcNvdN. */
static int do_pcmcia_entry(const char *filename, void *symval, char *alias) { unsigned int i; DEF_FIELD(symval, pcmcia_device_id, match_flags); DEF_FIELD(symval, pcmcia_device_id, manf_id); DEF_FIELD(symval, pcmcia_device_id, card_id); DEF_FIELD(symval, pcmcia_device_id, func_id); DEF_FIELD(symval, pcmcia_device_id, function); DEF_FIELD(symval, pcmcia_device_id, device_no); DEF_FIELD_ADDR(symval, pcmcia_device_id, prod_id_hash); for (i=0; i<4; i++) { (*prod_id_hash)[i] = TO_NATIVE((*prod_id_hash)[i]); } strcpy(alias, "pcmcia:"); ADD(alias, "m", match_flags & PCMCIA_DEV_ID_MATCH_MANF_ID, manf_id); ADD(alias, "c", match_flags & PCMCIA_DEV_ID_MATCH_CARD_ID, card_id); ADD(alias, "f", match_flags & PCMCIA_DEV_ID_MATCH_FUNC_ID, func_id); ADD(alias, "fn", match_flags & PCMCIA_DEV_ID_MATCH_FUNCTION, function); ADD(alias, "pfn", match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO, device_no); ADD(alias, "pa", match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID1, (*prod_id_hash)[0]); ADD(alias, "pb", match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID2, (*prod_id_hash)[1]); ADD(alias, "pc", match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID3, (*prod_id_hash)[2]); ADD(alias, "pd", match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID4, (*prod_id_hash)[3]); add_wildcard(alias); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
dominik brodowskidominik brodowski20875.36%125.00%
andreas schwabandreas schwab5921.38%125.00%
jean delvarejean delvare51.81%125.00%
kars de jongkars de jong41.45%125.00%
Total276100.00%4100.00%

ADD_TO_DEVTABLE("pcmcia", pcmcia_device_id, do_pcmcia_entry);
static int do_vio_entry(const char *filename, void *symval, char *alias) { char *tmp; DEF_FIELD_ADDR(symval, vio_device_id, type); DEF_FIELD_ADDR(symval, vio_device_id, compat); sprintf(alias, "vio:T%sS%s", (*type)[0] ? *type : "*", (*compat)[0] ? *compat : "*"); /* Replace all whitespace with underscores */ for (tmp = alias; tmp && *tmp; tmp++) if (isspace (*tmp)) *tmp = '_'; add_wildcard(alias); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
stephen rothwellstephen rothwell6962.73%133.33%
andreas schwabandreas schwab3632.73%133.33%
jean delvarejean delvare54.55%133.33%
Total110100.00%3100.00%

ADD_TO_DEVTABLE("vio", vio_device_id, do_vio_entry); #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
static void do_input(char *alias, kernel_ulong_t *arr, unsigned int min, unsigned int max) { unsigned int i; for (i = min / BITS_PER_LONG; i < max / BITS_PER_LONG + 1; i++) arr[i] = TO_NATIVE(arr[i]); for (i = min; i < max; i++) if (arr[i / BITS_PER_LONG] & (1L << (i%BITS_PER_LONG))) sprintf(alias + strlen(alias), "%X,*", i); }

Contributors

PersonTokensPropCommitsCommitProp
rusty russellrusty russell7168.27%133.33%
andreas schwabandreas schwab3230.77%133.33%
hans de goedehans de goede10.96%133.33%
Total104100.00%3100.00%

/* input:b0v0p0e0-eXkXrXaXmXlXsXfXwX where X is comma-separated %02X. */
static int do_input_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, input_device_id, flags); DEF_FIELD(symval, input_device_id, bustype); DEF_FIELD(symval, input_device_id, vendor); DEF_FIELD(symval, input_device_id, product); DEF_FIELD(symval, input_device_id, version); DEF_FIELD_ADDR(symval, input_device_id, evbit); DEF_FIELD_ADDR(symval, input_device_id, keybit); DEF_FIELD_ADDR(symval, input_device_id, relbit); DEF_FIELD_ADDR(symval, input_device_id, absbit); DEF_FIELD_ADDR(symval, input_device_id, mscbit); DEF_FIELD_ADDR(symval, input_device_id, ledbit); DEF_FIELD_ADDR(symval, input_device_id, sndbit); DEF_FIELD_ADDR(symval, input_device_id, ffbit); DEF_FIELD_ADDR(symval, input_device_id, swbit); sprintf(alias, "input:"); ADD(alias, "b", flags & INPUT_DEVICE_ID_MATCH_BUS, bustype); ADD(alias, "v", flags & INPUT_DEVICE_ID_MATCH_VENDOR, vendor); ADD(alias, "p", flags & INPUT_DEVICE_ID_MATCH_PRODUCT, product); ADD(alias, "e", flags & INPUT_DEVICE_ID_MATCH_VERSION, version); sprintf(alias + strlen(alias), "-e*"); if (flags & INPUT_DEVICE_ID_MATCH_EVBIT) do_input(alias, *evbit, 0, INPUT_DEVICE_ID_EV_MAX); sprintf(alias + strlen(alias), "k*"); if (flags & INPUT_DEVICE_ID_MATCH_KEYBIT) do_input(alias, *keybit, INPUT_DEVICE_ID_KEY_MIN_INTERESTING, INPUT_DEVICE_ID_KEY_MAX); sprintf(alias + strlen(alias), "r*"); if (flags & INPUT_DEVICE_ID_MATCH_RELBIT) do_input(alias, *relbit, 0, INPUT_DEVICE_ID_REL_MAX); sprintf(alias + strlen(alias), "a*"); if (flags & INPUT_DEVICE_ID_MATCH_ABSBIT) do_input(alias, *absbit, 0, INPUT_DEVICE_ID_ABS_MAX); sprintf(alias + strlen(alias), "m*"); if (flags & INPUT_DEVICE_ID_MATCH_MSCIT) do_input(alias, *mscbit, 0, INPUT_DEVICE_ID_MSC_MAX); sprintf(alias + strlen(alias), "l*"); if (flags & INPUT_DEVICE_ID_MATCH_LEDBIT) do_input(alias, *ledbit, 0, INPUT_DEVICE_ID_LED_MAX); sprintf(alias + strlen(alias), "s*"); if (flags & INPUT_DEVICE_ID_MATCH_SNDBIT) do_input(alias, *sndbit, 0, INPUT_DEVICE_ID_SND_MAX); sprintf(alias + strlen(alias), "f*"); if (flags & INPUT_DEVICE_ID_MATCH_FFBIT) do_input(alias, *ffbit, 0, INPUT_DEVICE_ID_FF_MAX); sprintf(alias + strlen(alias), "w*"); if (flags & INPUT_DEVICE_ID_MATCH_SWBIT) do_input(alias, *swbit, 0, INPUT_DEVICE_ID_SW_MAX); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
rusty russellrusty russell33069.18%133.33%
andreas schwabandreas schwab13728.72%133.33%
sam ravnborgsam ravnborg102.10%133.33%
Total477100.00%3100.00%

ADD_TO_DEVTABLE("input", input_device_id, do_input_entry);
static int do_eisa_entry(const char *filename, void *symval, char *alias) { DEF_FIELD_ADDR(symval, eisa_device_id, sig); if (sig[0]) sprintf(alias, EISA_DEVICE_MODALIAS_FMT "*", *sig); else strcat(alias, "*"); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
michael tokarevmichael tokarev3764.91%133.33%
andreas schwabandreas schwab1221.05%133.33%
jean delvarejean delvare814.04%133.33%
Total57100.00%3100.00%

ADD_TO_DEVTABLE("eisa", eisa_device_id, do_eisa_entry); /* Looks like: parisc:tNhvNrevNsvN */
static int do_parisc_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, parisc_device_id, hw_type); DEF_FIELD(symval, parisc_device_id, hversion); DEF_FIELD(symval, parisc_device_id, hversion_rev); DEF_FIELD(symval, parisc_device_id, sversion); strcpy(alias, "parisc:"); ADD(alias, "t", hw_type != PA_HWTYPE_ANY_ID, hw_type); ADD(alias, "hv", hversion != PA_HVERSION_ANY_ID, hversion); ADD(alias, "rev", hversion_rev != PA_HVERSION_REV_ANY_ID, hversion_rev); ADD(alias, "sv", sversion != PA_SVERSION_ANY_ID, sversion); add_wildcard(alias); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
kyle mcmartinkyle mcmartin9577.87%250.00%
andreas schwabandreas schwab2218.03%125.00%
jean delvarejean delvare54.10%125.00%
Total122100.00%4100.00%

ADD_TO_DEVTABLE("parisc", parisc_device_id, do_parisc_entry); /* Looks like: sdio:cNvNdN. */
static int do_sdio_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, sdio_device_id, class); DEF_FIELD(symval, sdio_device_id, vendor); DEF_FIELD(symval, sdio_device_id, device); strcpy(alias, "sdio:"); ADD(alias, "c", class != (__u8)SDIO_ANY_ID, class); ADD(alias, "v", vendor != (__u16)SDIO_ANY_ID, vendor); ADD(alias, "d", device != (__u16)SDIO_ANY_ID, device); add_wildcard(alias); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
pierre ossmanpierre ossman8678.90%133.33%
andreas schwabandreas schwab1816.51%133.33%
jean delvarejean delvare54.59%133.33%
Total109100.00%3100.00%

ADD_TO_DEVTABLE("sdio", sdio_device_id, do_sdio_entry); /* Looks like: ssb:vNidNrevN. */
static int do_ssb_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, ssb_device_id, vendor); DEF_FIELD(symval, ssb_device_id, coreid); DEF_FIELD(symval, ssb_device_id, revision); strcpy(alias, "ssb:"); ADD(alias, "v", vendor != SSB_ANY_VENDOR, vendor); ADD(alias, "id", coreid != SSB_ANY_ID, coreid); ADD(alias, "rev", revision != SSB_ANY_REV, revision); add_wildcard(alias); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
michael bueschmichael buesch7878.00%133.33%
andreas schwabandreas schwab1717.00%133.33%
jean delvarejean delvare55.00%133.33%
Total100100.00%3100.00%

ADD_TO_DEVTABLE("ssb", ssb_device_id, do_ssb_entry); /* Looks like: bcma:mNidNrevNclN. */
static int do_bcma_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, bcma_device_id, manuf); DEF_FIELD(symval, bcma_device_id, id); DEF_FIELD(symval, bcma_device_id, rev); DEF_FIELD(symval, bcma_device_id, class); strcpy(alias, "bcma:"); ADD(alias, "m", manuf != BCMA_ANY_MANUF, manuf); ADD(alias, "id", id != BCMA_ANY_ID, id); ADD(alias, "rev", rev != BCMA_ANY_REV, rev); ADD(alias, "cl", class != BCMA_ANY_CLASS, class); add_wildcard(alias); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
rafal mileckirafal milecki10081.97%150.00%
andreas schwabandreas schwab2218.03%150.00%
Total122100.00%2100.00%

ADD_TO_DEVTABLE("bcma", bcma_device_id, do_bcma_entry); /* Looks like: virtio:dNvN */
static int do_virtio_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, virtio_device_id, device); DEF_FIELD(symval, virtio_device_id, vendor); strcpy(alias, "virtio:"); ADD(alias, "d", device != VIRTIO_DEV_ANY_ID, device); ADD(alias, "v", vendor != VIRTIO_DEV_ANY_ID, vendor); add_wildcard(alias); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
rusty russellrusty russell5874.36%125.00%
andreas schwabandreas schwab1215.38%125.00%
jean delvarejean delvare56.41%125.00%
christian borntraegerchristian borntraeger33.85%125.00%
Total78100.00%4100.00%

ADD_TO_DEVTABLE("virtio", virtio_device_id, do_virtio_entry); /* * Looks like: vmbus:guid * Each byte of the guid will be represented by two hex characters * in the name. */
static int do_vmbus_entry(const char *filename, void *symval, char *alias) { int i; DEF_FIELD_ADDR(symval, hv_vmbus_device_id, guid); char guid_name[(sizeof(*guid) + 1) * 2]; for (i = 0; i < (sizeof(*guid) * 2); i += 2) sprintf(&guid_name[i], "%02x", TO_NATIVE((guid->b)[i/2])); strcpy(alias, "vmbus:"); strcat(alias, guid_name); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
ky srinivasanky srinivasan9181.98%250.00%
andreas schwabandreas schwab1816.22%125.00%
greg kroah-hartmangreg kroah-hartman21.80%125.00%
Total111100.00%4100.00%

ADD_TO_DEVTABLE("vmbus", hv_vmbus_device_id, do_vmbus_entry); /* Looks like: i2c:S */
static int do_i2c_entry(const char *filename, void *symval, char *alias) { DEF_FIELD_ADDR(symval, i2c_device_id, name); sprintf(alias, I2C_MODULE_PREFIX "%s", *name); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
jean delvarejean delvare3071.43%150.00%
andreas schwabandreas schwab1228.57%150.00%
Total42100.00%2100.00%

ADD_TO_DEVTABLE("i2c", i2c_device_id, do_i2c_entry); /* Looks like: spi:S */
static int do_spi_entry(const char *filename, void *symval, char *alias) { DEF_FIELD_ADDR(symval, spi_device_id, name); sprintf(alias, SPI_MODULE_PREFIX "%s", *name); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
anton vorontsovanton vorontsov3071.43%266.67%
andreas schwabandreas schwab1228.57%133.33%
Total42100.00%3100.00%

ADD_TO_DEVTABLE("spi", spi_device_id, do_spi_entry); static const struct dmifield { const char *prefix; int field; } dmi_fields[] = { { "bvn", DMI_BIOS_VENDOR }, { "bvr", DMI_BIOS_VERSION }, { "bd", DMI_BIOS_DATE }, { "svn", DMI_SYS_VENDOR }, { "pn", DMI_PRODUCT_NAME }, { "pvr", DMI_PRODUCT_VERSION }, { "rvn", DMI_BOARD_VENDOR }, { "rn", DMI_BOARD_NAME }, { "rvr", DMI_BOARD_VERSION }, { "cvn", DMI_CHASSIS_VENDOR }, { "ct", DMI_CHASSIS_TYPE }, { "cvr", DMI_CHASSIS_VERSION }, { NULL, DMI_NONE } };
static void dmi_ascii_filter(char *d, const char *s) { /* Filter out characters we don't want to see in the modalias string */ for (; *s; s++) if (*s > ' ' && *s < 127 && *s != ':') *(d++) = *s; *d = 0; }

Contributors

PersonTokensPropCommitsCommitProp
david woodhousedavid woodhouse56100.00%1100.00%
Total56100.00%1100.00%


static int do_dmi_entry(const char *filename, void *symval, char *alias) { int i, j; DEF_FIELD_ADDR(symval, dmi_system_id, matches); sprintf(alias, "dmi*"); for (i = 0; i < ARRAY_SIZE(dmi_fields); i++) { for (j = 0; j < 4; j++) { if ((*matches)[j].slot && (*matches)[j].slot == dmi_fields[i].field) { sprintf(alias + strlen(alias), ":%s*", dmi_fields[i].prefix); dmi_ascii_filter(alias + strlen(alias), (*matches)[j].substr); strcat(alias, "*"); } } } strcat(alias, ":"); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
david woodhousedavid woodhouse14087.50%150.00%
andreas schwabandreas schwab2012.50%150.00%
Total160100.00%2100.00%

ADD_TO_DEVTABLE("dmi", dmi_system_id, do_dmi_entry);
static int do_platform_entry(const char *filename, void *symval, char *alias) { DEF_FIELD_ADDR(symval, platform_device_id, name); sprintf(alias, PLATFORM_MODULE_PREFIX "%s", *name); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
eric miaoeric miao3071.43%150.00%
andreas schwabandreas schwab1228.57%150.00%
Total42100.00%2100.00%

ADD_TO_DEVTABLE("platform", platform_device_id, do_platform_entry);
static int do_mdio_entry(const char *filename, void *symval, char *alias) { int i; DEF_FIELD(symval, mdio_device_id, phy_id); DEF_FIELD(symval, mdio_device_id, phy_id_mask); alias += sprintf(alias, MDIO_MODULE_PREFIX); for (i = 0; i < 32; i++) { if (!((phy_id_mask >> (31-i)) & 1)) *(alias++) = '?'; else if ((phy_id >> (31-i)) & 1) *(alias++) = '1'; else *(alias++) = '0'; } /* Terminate the string */ *alias = 0; return 1; }

Contributors

PersonTokensPropCommitsCommitProp
david woodhousedavid woodhouse11084.62%150.00%
andreas schwabandreas schwab2015.38%150.00%
Total130100.00%2100.00%

ADD_TO_DEVTABLE("mdio", mdio_device_id, do_mdio_entry); /* Looks like: zorro:iN. */
static int do_zorro_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, zorro_device_id, id); strcpy(alias, "zorro:"); ADD(alias, "i", id != ZORRO_WILDCARD, id); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
geert uytterhoevengeert uytterhoeven4486.27%150.00%
andreas schwabandreas schwab713.73%150.00%
Total51100.00%2100.00%

ADD_TO_DEVTABLE("zorro", zorro_device_id, do_zorro_entry); /* looks like: "pnp:dD" */
static int do_isapnp_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, isapnp_device_id, vendor); DEF_FIELD(symval, isapnp_device_id, function); sprintf(alias, "pnp:d%c%c%c%x%x%x%x*", 'A' + ((vendor >> 2) & 0x3f) - 1, 'A' + (((vendor & 3) << 3) | ((vendor >> 13) & 7)) - 1, 'A' + ((vendor >> 8) & 0x1f) - 1, (function >> 4) & 0x0f, function & 0x0f, (function >> 12) & 0x0f, (function >> 8) & 0x0f); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
ondrej zaryondrej zary10984.50%150.00%
andreas schwabandreas schwab2015.50%150.00%
Total129100.00%2100.00%

ADD_TO_DEVTABLE("isapnp", isapnp_device_id, do_isapnp_entry); /* Looks like: "ipack:fNvNdN". */
static int do_ipack_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, ipack_device_id, format); DEF_FIELD(symval, ipack_device_id, vendor); DEF_FIELD(symval, ipack_device_id, device); strcpy(alias, "ipack:"); ADD(alias, "f", format != IPACK_ANY_FORMAT, format); ADD(alias, "v", vendor != IPACK_ANY_ID, vendor); ADD(alias, "d", device != IPACK_ANY_ID, device); add_wildcard(alias); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
jens taproggejens taprogge7979.00%266.67%
andreas schwabandreas schwab2121.00%133.33%
Total100100.00%3100.00%

ADD_TO_DEVTABLE("ipack", ipack_device_id, do_ipack_entry); /* * Append a match expression for a single masked hex digit. * outp points to a pointer to the character at which to append. * *outp is updated on return to point just after the appended text, * to facilitate further appending. */
static void append_nibble_mask(char **outp, unsigned int nibble, unsigned int mask) { char *p = *outp; unsigned int i; switch (mask) { case 0: *p++ = '?'; break; case 0xf: p += sprintf(p, "%X", nibble); break; default: /* * Dumbly emit a match pattern for all possible matching * digits. This could be improved in some cases using ranges, * but it has the advantage of being trivially correct, and is * often optimal. */ *p++ = '['; for (i = 0; i < 0x10; i++) if ((i & mask) == nibble) p += sprintf(p, "%X", i); *p++ = ']'; } /* Ensure that the string remains NUL-terminated: */ *p = '\0'; /* Advance the caller's end-of-string pointer: */ *outp = p; }

Contributors

PersonTokensPropCommitsCommitProp
dave martindave martin121100.00%1100.00%
Total121100.00%1100.00%

/* * looks like: "amba:dN" * * N is exactly 8 digits, where each is an upper-case hex digit, or * a ? or [] pattern matching exactly one digit. */
static int do_amba_entry(const char *filename, void *symval, char *alias) { unsigned int digit; char *p = alias; DEF_FIELD(symval, amba_id, id); DEF_FIELD(symval, amba_id, mask); if ((id & mask) != id) fatal("%s: Masked-off bit(s) of AMBA device ID are non-zero: " "id=0x%08X, mask=0x%08X. Please fix this driver.\n", filename, id, mask); p += sprintf(alias, "amba:d"); for (digit = 0; digit < 8; digit++) append_nibble_mask(&p, (id >> (4 * (7 - digit))) & 0xf, (mask >> (4 * (7 - digit))) & 0xf); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
dave martindave martin11284.85%150.00%
andreas schwabandreas schwab2015.15%150.00%
Total132100.00%2100.00%

ADD_TO_DEVTABLE("amba", amba_id, do_amba_entry); /* * looks like: "mipscdmm:tN" * * N is exactly 2 digits, where each is an upper-case hex digit, or * a ? or [] pattern matching exactly one digit. */
static int do_mips_cdmm_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, mips_cdmm_device_id, type); sprintf(alias, "mipscdmm:t%02X*", type); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
james hoganjames hogan40100.00%1100.00%
Total40100.00%1100.00%

ADD_TO_DEVTABLE("mipscdmm", mips_cdmm_device_id, do_mips_cdmm_entry); /* LOOKS like cpu:type:x86,venVVVVfamFFFFmodMMMM:feature:*,FEAT,* * All fields are numbers. It would be nicer to use strings for vendor * and feature, but getting those out of the build system here is too * complicated. */
static int do_x86cpu_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, x86_cpu_id, feature); DEF_FIELD(symval, x86_cpu_id, family); DEF_FIELD(symval, x86_cpu_id, model); DEF_FIELD(symval, x86_cpu_id, vendor); strcpy(alias, "cpu:type:x86,"); ADD(alias, "ven", vendor != X86_VENDOR_ANY, vendor); ADD(alias, "fam", family != X86_FAMILY_ANY, family); ADD(alias, "mod", model != X86_MODEL_ANY, model); strcat(alias, ":feature:*"); if (feature != X86_FEATURE_ANY) sprintf(alias + strlen(alias), "%04X*", feature); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
andi kleenandi kleen8867.18%125.00%
andreas schwabandreas schwab2216.79%125.00%
ben hutchingsben hutchings1712.98%125.00%
ard biesheuvelard biesheuvel43.05%125.00%
Total131100.00%4100.00%

ADD_TO_DEVTABLE("x86cpu", x86_cpu_id, do_x86cpu_entry); /* LOOKS like cpu:type:*:feature:*FEAT* */
static int do_cpu_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, cpu_feature, feature); sprintf(alias, "cpu:type:*:feature:*%04X*", feature); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
ard biesheuvelard biesheuvel40100.00%1100.00%
Total40100.00%1100.00%

ADD_TO_DEVTABLE("cpu", cpu_feature, do_cpu_entry); /* Looks like: mei:S:uuid:N:* */
static int do_mei_entry(const char *filename, void *symval, char *alias) { DEF_FIELD_ADDR(symval, mei_cl_device_id, name); DEF_FIELD_ADDR(symval, mei_cl_device_id, uuid); DEF_FIELD(symval, mei_cl_device_id, version); sprintf(alias, MEI_CL_MODULE_PREFIX); sprintf(alias + strlen(alias), "%s:", (*name)[0] ? *name : "*"); add_uuid(alias, *uuid); ADD(alias, ":", version != MEI_CL_VERSION_ANY, version); strcat(alias, ":*"); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
tomas winklertomas winkler6862.39%266.67%
samuel ortizsamuel ortiz4137.61%133.33%
Total109100.00%3100.00%

ADD_TO_DEVTABLE("mei", mei_cl_device_id, do_mei_entry); /* Looks like: rapidio:vNdNavNadN */
static int do_rio_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, rio_device_id, did); DEF_FIELD(symval, rio_device_id, vid); DEF_FIELD(symval, rio_device_id, asm_did); DEF_FIELD(symval, rio_device_id, asm_vid); strcpy(alias, "rapidio:"); ADD(alias, "v", vid != RIO_ANY_ID, vid); ADD(alias, "d", did != RIO_ANY_ID, did); ADD(alias, "av", asm_vid != RIO_ANY_ID, asm_vid); ADD(alias, "ad", asm_did != RIO_ANY_ID, asm_did); add_wildcard(alias); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
alexandre bouninealexandre bounine122100.00%1100.00%
Total122100.00%1100.00%

ADD_TO_DEVTABLE("rapidio", rio_device_id, do_rio_entry); /* Looks like: ulpi:vNpN */
static int do_ulpi_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, ulpi_device_id, vendor); DEF_FIELD(symval, ulpi_device_id, product); sprintf(alias, "ulpi:v%04xp%04x", vendor, product); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
heikki krogerusheikki krogerus51100.00%1100.00%
Total51100.00%1100.00%

ADD_TO_DEVTABLE("ulpi", ulpi_device_id, do_ulpi_entry); /* Looks like: hdaudio:vNrNaN */
static int do_hda_entry(const char *filename, void *symval, char *alias) { DEF_FIELD(symval, hda_device_id, vendor_id); DEF_FIELD(symval, hda_device_id, rev_id); DEF_FIELD(symval, hda_device_id, api_version); strcpy(alias, "hdaudio:"); ADD(alias, "v", vendor_id != 0, vendor_id); ADD(alias, "r", rev_id != 0, rev_id); ADD(alias, "a", api_version != 0, api_version); add_wildcard(alias); return 1; }

Contributors

PersonTokensPropCommitsCommitProp
subhransu s. prustysubhransu s. prusty100100.00%1100.00%
Total100100.00%1100.00%

ADD_TO_DEVTABLE("hdaudio", hda_device_id, do_hda_entry); /* Does namelen bytes of name exactly match the symbol? */
static bool sym_is(const char *name, unsigned namelen, const char *symbol) { if (namelen != strlen(symbol)) return false; return memcmp(name, symbol, namelen) == 0; }

Contributors

PersonTokensPropCommitsCommitProp
rusty russellrusty russell4297.67%266.67%
mike frysingermike frysinger12.33%133.33%
Total43100.00%3100.00%


static void do_table(void *symval, unsigned long size, unsigned long id_size, const char *device_id, void *function, struct module *mod) { unsigned int i; char alias[500]; int (*do_entry)(const char *, void *entry, char *alias) = function; device_id_check(mod->name, device_id, size, id_size, symval); /* Leave last one: it's the terminator. */ size -= id_size; for (i = 0; i < size; i += id_size) { if (do_entry(mod->name, symval+i, alias)) { buf_printf(&mod->dev_table_buf, "MODULE_ALIAS(\"%s\");\n", alias); } } }

Contributors

PersonTokensPropCommitsCommitProp
rusty russellrusty russell10279.69%125.00%
kai germaschewskikai germaschewski1612.50%125.00%
sam ravnborgsam ravnborg75.47%125.00%
kees cookkees cook32.34%125.00%
Total128100.00%4100.00%

/* Create MODULE_ALIAS() statements. * At this time, we cannot write the actual output C source yet, * so we write into the mod->dev_table_buf buffer. */
void handle_moddevtable(struct module *mod, struct elf_info *info, Elf_Sym *sym, const char *symname) { void *symval; char *zeros = NULL; const char *name, *identifier; unsigned int namelen; /* We're looking for a section relative symbol */ if (!sym->st_shndx || get_secindex(info, sym) >= info->num_sections) return; /* We're looking for an object */ if (ELF_ST_TYPE(sym->st_info) != STT_OBJECT) return; /* All our symbols are of form <prefix>__mod_<name>__<identifier>_device_table. */ name = strstr(symname, "__mod_"); if (!name) return; name += strlen("__mod_"); namelen = strlen(name); if (namelen < strlen("_device_table")) return; if (strcmp(name + namelen - strlen("_device_table"), "_device_table")) return; identifier = strstr(name, "__"); if (!identifier) return; namelen = identifier - name; /* Handle all-NULL symbols allocated into .bss */ if (info->sechdrs[get_secindex(info, sym)].sh_type & SHT_NOBITS) { zeros = calloc(1, sym->st_size); symval = zeros; } else { symval = (void *)info->hdr + info->sechdrs[get_secindex(info, sym)].sh_offset + sym->st_value; } /* First handle the "special" cases */ if (sym_is(name, namelen, "usb")) do_usb_table(symval, sym->st_size, mod); if (sym_is(name, namelen, "of")) do_of_table(symval, sym->st_size, mod); else if (sym_is(name, namelen, "pnp")) do_pnp_device_entry(symval, sym->st_size, mod); else if (sym_is(name, namelen, "pnp_card")) do_pnp_card_entries(symval, sym->st_size, mod); else { struct devtable **p; INIT_SECTION(__devtable); for (p = __start___devtable; p < __stop___devtable; p++) { if (sym_is(name, namelen, (*p)->device_id)) { do_table(symval, sym->st_size, (*p)->id_size, (*p)->device_id, (*p)->function, mod); break; } } } free(zeros); }

Contributors

PersonTokensPropCommitsCommitProp
rusty russellrusty russell11729.25%315.00%
kai germaschewskikai germaschewski9423.50%210.00%
kees cookkees cook4511.25%15.00%
tom gundersentom gundersen225.50%15.00%
philipp zabelphilipp zabel225.50%15.00%
jiri slabyjiri slaby184.50%15.00%
denys vlasenkodenys vlasenko164.00%15.00%
ben collinsben collins153.75%15.00%
david s. millerdavid s. miller143.50%210.00%
david woodhousedavid woodhouse123.00%210.00%
anton vorontsovanton vorontsov92.25%15.00%
dave martindave martin71.75%15.00%
andreas biessmannandreas biessmann51.25%15.00%
ondrej zaryondrej zary30.75%15.00%
geert uytterhoevengeert uytterhoeven10.25%15.00%
Total400100.00%20100.00%

/* Now add out buffered information to the generated C source */
void add_moddevtable(struct buffer *buf, struct module *mod) { buf_printf(buf, "\n"); buf_write(buf, mod->dev_table_buf.p, mod->dev_table_buf.pos); free(mod->dev_table_buf.p); }

Contributors

PersonTokensPropCommitsCommitProp
kai germaschewskikai germaschewski3164.58%266.67%
rusty russellrusty russell1735.42%133.33%
Total48100.00%3100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
rusty russellrusty russell145818.68%66.52%
andreas schwabandreas schwab95212.20%11.09%
david woodhousedavid woodhouse4155.32%22.17%
nathaniel mccallumnathaniel mccallum3844.92%22.17%
roman kaganroman kagan3744.79%11.09%
kay sieverskay sievers3534.52%44.35%
philipp zabelphilipp zabel2823.61%11.09%
dave martindave martin2423.10%11.09%
dominik brodowskidominik brodowski2092.68%11.09%
kai germaschewskikai germaschewski1692.17%22.17%
kees cookkees cook1642.10%11.09%
suravee suthikulpanitsuravee suthikulpanit1562.00%11.09%
alexandre bouninealexandre bounine1321.69%11.09%
jean delvarejean delvare1301.67%22.17%
martin schwidefskymartin schwidefsky1281.64%22.17%
ben collinsben collins1151.47%11.09%
ondrej zaryondrej zary1141.46%22.17%
subhransu s. prustysubhransu s. prusty1101.41%11.09%
prarit bhargavaprarit bhargava1061.36%11.09%
tomas winklertomas winkler1031.32%22.17%
rafal mileckirafal milecki1011.29%11.09%
andi kleenandi kleen971.24%11.09%
dmitry torokhovdmitry torokhov971.24%11.09%
kyle mcmartinkyle mcmartin961.23%22.17%
jiri slabyjiri slaby931.19%22.17%
ky srinivasanky srinivasan921.18%22.17%
jens taproggejens taprogge891.14%22.17%
pierre ossmanpierre ossman871.11%11.09%
michael bueschmichael buesch791.01%11.09%
sam ravnborgsam ravnborg781.00%66.52%
andreas biessmannandreas biessmann700.90%11.09%
stephen rothwellstephen rothwell690.88%11.09%
adam belayadam belay630.81%11.09%
heikki krogerusheikki krogerus610.78%11.09%
ard biesheuvelard biesheuvel550.70%22.17%
james hoganjames hogan500.64%11.09%
samuel ortizsamuel ortiz500.64%11.09%
geert uytterhoevengeert uytterhoeven460.59%11.09%
anton vorontsovanton vorontsov400.51%22.17%
michael tokarevmichael tokarev370.47%11.09%
eric miaoeric miao300.38%11.09%
cornelia huckcornelia huck300.38%11.09%
thomas renningerthomas renninger280.36%11.09%
tom gundersentom gundersen250.32%11.09%
henrik rydberghenrik rydberg210.27%22.17%
greg kroah-hartmangreg kroah-hartman190.24%33.26%
ben hutchingsben hutchings170.22%11.09%
tom rinitom rini160.20%11.09%
denys vlasenkodenys vlasenko160.20%11.09%
david s. millerdavid s. miller140.18%22.17%
bjorn morkbjorn mork140.18%11.09%
daniel tangdaniel tang90.12%11.09%
kars de jongkars de jong40.05%11.09%
christian borntraegerchristian borntraeger30.04%11.09%
wolfram sangwolfram sang30.04%11.09%
jeff mahoneyjeff mahoney30.04%11.09%
linus torvaldslinus torvalds20.03%11.09%
jan moskyto matejkajan moskyto matejka20.03%11.09%
mike frysingermike frysinger10.01%11.09%
bastian blankbastian blank10.01%11.09%
hans de goedehans de goede10.01%11.09%
javier martinez canillasjavier martinez canillas10.01%11.09%
Total7806100.00%92100.00%
Directory: scripts/mod
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
{% endraw %}