X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=scripts%2Fmod%2Ffile2alias.c;h=37f67c23e11b277bc9b999cf0e1df6bb6e9859c6;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=f38c6d7def2a338a2c133f59e8d700285e07b8a3;hpb=5fc42a6ed0ec81088c37caadb45898ae6cd0ad2c;p=linux-2.6.git

diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c
index f38c6d7de..37f67c23e 100644
--- a/scripts/mod/file2alias.c
+++ b/scripts/mod/file2alias.c
@@ -4,7 +4,7 @@
  *
  * 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.
@@ -12,22 +12,32 @@
 
 #include "modpost.h"
 
-/* We use the ELF typedefs, since we can't rely on stdint.h being present. */
-
+/* 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;
+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
-typedef Elf64_Addr     kernel_ulong_t;
+#include <stdint.h>
 #endif
 
-typedef Elf32_Word     __u32;
-typedef Elf32_Half     __u16;
-typedef unsigned char  __u8;
+#include <ctype.h>
+
+typedef uint32_t	__u32;
+typedef uint16_t	__u16;
+typedef unsigned char	__u8;
 
 /* Big exception to the "don't include kernel headers into userspace, which
- * even potentially has different endianness and word sizes, since 
+ * even potentially has different endianness and word sizes, since
  * we handle those differences explicitly below */
 #include "../../include/linux/mod_devicetable.h"
+#include "../../include/linux/input.h"
 
 #define ADD(str, sep, cond, field)                              \
 do {                                                            \
@@ -42,32 +52,31 @@ do {                                                            \
                 sprintf(str + strlen(str), "*");                \
 } while(0)
 
-/* Looks like "usb:vNpNdlNdhNdcNdscNdpNicNiscNipN" */
-static int do_usb_entry(const char *filename,
-			struct usb_device_id *id, char *alias)
+/* USB is special because the bcdDevice can be matched against a numeric range */
+/* Looks like "usb:vNpNdNdcNdscNdpNicNiscNipN" */
+static void do_usb_entry(struct usb_device_id *id,
+			 unsigned int bcdDevice_initial, int bcdDevice_initial_digits,
+			 unsigned char range_lo, unsigned char range_hi,
+			 struct module *mod)
 {
-	id->match_flags = TO_NATIVE(id->match_flags);
-	id->idVendor = TO_NATIVE(id->idVendor);
-	id->idProduct = TO_NATIVE(id->idProduct);
-	id->bcdDevice_lo = TO_NATIVE(id->bcdDevice_lo);
-	id->bcdDevice_hi = TO_NATIVE(id->bcdDevice_hi);
-
-	/*
-	 * Some modules (visor) have empty slots as placeholder for
-	 * run-time specification that results in catch-all alias
-	 */
-	if (!(id->idVendor | id->bDeviceClass | id->bInterfaceClass))
-		return 1;
-
+	char alias[500];
 	strcpy(alias, "usb:");
 	ADD(alias, "v", id->match_flags&USB_DEVICE_ID_MATCH_VENDOR,
 	    id->idVendor);
 	ADD(alias, "p", id->match_flags&USB_DEVICE_ID_MATCH_PRODUCT,
 	    id->idProduct);
-	ADD(alias, "dl", id->match_flags&USB_DEVICE_ID_MATCH_DEV_LO,
-	    id->bcdDevice_lo);
-	ADD(alias, "dh", id->match_flags&USB_DEVICE_ID_MATCH_DEV_HI,
-	    id->bcdDevice_hi);
+
+	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), "%u", range_lo);
+	else if (range_lo > 0 || range_hi < 9)
+		sprintf(alias + strlen(alias), "[%u-%u]", range_lo, range_hi);
+	if (bcdDevice_initial_digits < (sizeof(id->bcdDevice_lo) * 2 - 1))
+		strcat(alias, "*");
+
 	ADD(alias, "dc", id->match_flags&USB_DEVICE_ID_MATCH_DEV_CLASS,
 	    id->bDeviceClass);
 	ADD(alias, "dsc",
@@ -85,7 +94,73 @@ static int do_usb_entry(const char *filename,
 	ADD(alias, "ip",
 	    id->match_flags&USB_DEVICE_ID_MATCH_INT_PROTOCOL,
 	    id->bInterfaceProtocol);
-	return 1;
+
+	/* Always end in a wildcard, for future extension */
+	if (alias[strlen(alias)-1] != '*')
+		strcat(alias, "*");
+	buf_printf(&mod->dev_table_buf,
+		   "MODULE_ALIAS(\"%s\");\n", alias);
+}
+
+static void do_usb_entry_multi(struct usb_device_id *id, struct module *mod)
+{
+	unsigned int devlo, devhi;
+	unsigned char chi, clo;
+	int ndigits;
+
+	id->match_flags = TO_NATIVE(id->match_flags);
+	id->idVendor = TO_NATIVE(id->idVendor);
+	id->idProduct = TO_NATIVE(id->idProduct);
+
+	devlo = id->match_flags & USB_DEVICE_ID_MATCH_DEV_LO ?
+		TO_NATIVE(id->bcdDevice_lo) : 0x0U;
+	devhi = id->match_flags & USB_DEVICE_ID_MATCH_DEV_HI ?
+		TO_NATIVE(id->bcdDevice_hi) : ~0x0U;
+
+	/*
+	 * Some modules (visor) have empty slots as placeholder for
+	 * run-time specification that results in catch-all alias
+	 */
+	if (!(id->idVendor | id->bDeviceClass | id->bInterfaceClass))
+		return;
+
+	/* Convert numeric bcdDevice range into fnmatch-able pattern(s) */
+	for (ndigits = sizeof(id->bcdDevice_lo) * 2 - 1; devlo <= devhi; ndigits--) {
+		clo = devlo & 0xf;
+		chi = devhi & 0xf;
+		if (chi > 9)	/* it's bcd not hex */
+			chi = 9;
+		devlo >>= 4;
+		devhi >>= 4;
+
+		if (devlo == devhi || !ndigits) {
+			do_usb_entry(id, devlo, ndigits, clo, chi, mod);
+			break;
+		}
+
+		if (clo > 0)
+			do_usb_entry(id, devlo++, ndigits, clo, 9, mod);
+
+		if (chi < 9)
+			do_usb_entry(id, devhi--, ndigits, 0, chi, mod);
+	}
+}
+
+static void do_usb_table(void *symval, unsigned long size,
+			 struct module *mod)
+{
+	unsigned int i;
+	const unsigned long id_size = sizeof(struct usb_device_id);
+
+	if (size % id_size || size < id_size) {
+		warn("%s ids %lu bad size "
+		     "(each on %lu)\n", mod->name, size, id_size);
+	}
+	/* 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);
 }
 
 /* Looks like: ieee1394:venNmoNspNverN */
@@ -142,9 +217,8 @@ static int do_pci_entry(const char *filename,
 	if ((baseclass_mask != 0 && baseclass_mask != 0xFF)
 	    || (subclass_mask != 0 && subclass_mask != 0xFF)
 	    || (interface_mask != 0 && interface_mask != 0xFF)) {
-		fprintf(stderr,
-			"*** Warning: Can't handle masks in %s:%04X\n",
-			filename, id->class_mask);
+		warn("Can't handle masks in %s:%04X\n",
+		     filename, id->class_mask);
 		return 0;
 	}
 
@@ -154,7 +228,7 @@ static int do_pci_entry(const char *filename,
 	return 1;
 }
 
-/* looks like: "ccw:tNmNdtNdmN" */ 
+/* looks like: "ccw:tNmNdtNdmN" */
 static int do_ccw_entry(const char *filename,
 			struct ccw_device_id *id, char *alias)
 {
@@ -171,11 +245,29 @@ static int do_ccw_entry(const char *filename,
 	    id->cu_model);
 	ADD(alias, "dt", id->match_flags&CCW_DEVICE_ID_MATCH_DEVICE_TYPE,
 	    id->dev_type);
-	ADD(alias, "dm", id->match_flags&CCW_DEVICE_ID_MATCH_DEVICE_TYPE,
+	ADD(alias, "dm", id->match_flags&CCW_DEVICE_ID_MATCH_DEVICE_MODEL,
 	    id->dev_model);
 	return 1;
 }
 
+/* Looks like: "serio:tyNprNidNexN" */
+static int do_serio_entry(const char *filename,
+			  struct serio_device_id *id, char *alias)
+{
+	id->type = TO_NATIVE(id->type);
+	id->proto = TO_NATIVE(id->proto);
+	id->id = TO_NATIVE(id->id);
+	id->extra = TO_NATIVE(id->extra);
+
+	strcpy(alias, "serio:");
+	ADD(alias, "ty", id->type != SERIO_ANY, id->type);
+	ADD(alias, "pr", id->proto != SERIO_ANY, id->proto);
+	ADD(alias, "id", id->id != SERIO_ANY, id->id);
+	ADD(alias, "ex", id->extra != SERIO_ANY, id->extra);
+
+	return 1;
+}
+
 /* looks like: "pnp:dD" */
 static int do_pnp_entry(const char *filename,
 			struct pnp_device_id *id, char *alias)
@@ -199,6 +291,136 @@ static int do_pnp_card_entry(const char *filename,
 	return 1;
 }
 
+/* Looks like: pcmcia:mNcNfNfnNpfnNvaNvbNvcNvdN. */
+static int do_pcmcia_entry(const char *filename,
+			   struct pcmcia_device_id *id, char *alias)
+{
+	unsigned int i;
+
+	id->match_flags = TO_NATIVE(id->match_flags);
+	id->manf_id = TO_NATIVE(id->manf_id);
+	id->card_id = TO_NATIVE(id->card_id);
+	id->func_id = TO_NATIVE(id->func_id);
+	id->function = TO_NATIVE(id->function);
+	id->device_no = TO_NATIVE(id->device_no);
+
+	for (i=0; i<4; i++) {
+		id->prod_id_hash[i] = TO_NATIVE(id->prod_id_hash[i]);
+       }
+
+       strcpy(alias, "pcmcia:");
+       ADD(alias, "m", id->match_flags & PCMCIA_DEV_ID_MATCH_MANF_ID,
+	   id->manf_id);
+       ADD(alias, "c", id->match_flags & PCMCIA_DEV_ID_MATCH_CARD_ID,
+	   id->card_id);
+       ADD(alias, "f", id->match_flags & PCMCIA_DEV_ID_MATCH_FUNC_ID,
+	   id->func_id);
+       ADD(alias, "fn", id->match_flags & PCMCIA_DEV_ID_MATCH_FUNCTION,
+	   id->function);
+       ADD(alias, "pfn", id->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO,
+	   id->device_no);
+       ADD(alias, "pa", id->match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID1, id->prod_id_hash[0]);
+       ADD(alias, "pb", id->match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID2, id->prod_id_hash[1]);
+       ADD(alias, "pc", id->match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID3, id->prod_id_hash[2]);
+       ADD(alias, "pd", id->match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID4, id->prod_id_hash[3]);
+
+       return 1;
+}
+
+
+
+static int do_of_entry (const char *filename, struct of_device_id *of, char *alias)
+{
+    char *tmp;
+    sprintf (alias, "of:N%sT%sC%s",
+                    of->name[0] ? of->name : "*",
+                    of->type[0] ? of->type : "*",
+                    of->compatible[0] ? of->compatible : "*");
+
+    /* Replace all whitespace with underscores */
+    for (tmp = alias; tmp && *tmp; tmp++)
+        if (isspace (*tmp))
+            *tmp = '_';
+
+    return 1;
+}
+
+static int do_vio_entry(const char *filename, struct vio_device_id *vio,
+		char *alias)
+{
+	char *tmp;
+
+	sprintf(alias, "vio:T%sS%s", vio->type[0] ? vio->type : "*",
+			vio->compat[0] ? vio->compat : "*");
+
+	/* Replace all whitespace with underscores */
+	for (tmp = alias; tmp && *tmp; tmp++)
+		if (isspace (*tmp))
+			*tmp = '_';
+
+	return 1;
+}
+
+static int do_i2c_entry(const char *filename, struct i2c_device_id *i2c, char *alias)
+{
+	strcpy(alias, "i2c:");
+	ADD(alias, "id", 1, i2c->id);
+	return 1;
+}
+
+#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; i < max; i++)
+		if (arr[i / BITS_PER_LONG] & (1 << (i%BITS_PER_LONG)))
+			sprintf(alias + strlen(alias), "%X,*", i);
+}
+
+/* input:b0v0p0e0-eXkXrXaXmXlXsXfXwX where X is comma-separated %02X. */
+static int do_input_entry(const char *filename, struct input_device_id *id,
+			  char *alias)
+{
+	sprintf(alias, "input:");
+
+	ADD(alias, "b", id->flags & INPUT_DEVICE_ID_MATCH_BUS, id->bustype);
+	ADD(alias, "v", id->flags & INPUT_DEVICE_ID_MATCH_VENDOR, id->vendor);
+	ADD(alias, "p", id->flags & INPUT_DEVICE_ID_MATCH_PRODUCT, id->product);
+	ADD(alias, "e", id->flags & INPUT_DEVICE_ID_MATCH_VERSION, id->version);
+
+	sprintf(alias + strlen(alias), "-e*");
+	if (id->flags & INPUT_DEVICE_ID_MATCH_EVBIT)
+		do_input(alias, id->evbit, 0, EV_MAX);
+	sprintf(alias + strlen(alias), "k*");
+	if (id->flags & INPUT_DEVICE_ID_MATCH_KEYBIT)
+		do_input(alias, id->keybit, KEY_MIN_INTERESTING, KEY_MAX);
+	sprintf(alias + strlen(alias), "r*");
+	if (id->flags & INPUT_DEVICE_ID_MATCH_RELBIT)
+		do_input(alias, id->relbit, 0, REL_MAX);
+	sprintf(alias + strlen(alias), "a*");
+	if (id->flags & INPUT_DEVICE_ID_MATCH_ABSBIT)
+		do_input(alias, id->absbit, 0, ABS_MAX);
+	sprintf(alias + strlen(alias), "m*");
+	if (id->flags & INPUT_DEVICE_ID_MATCH_MSCIT)
+		do_input(alias, id->mscbit, 0, MSC_MAX);
+	sprintf(alias + strlen(alias), "l*");
+	if (id->flags & INPUT_DEVICE_ID_MATCH_LEDBIT)
+		do_input(alias, id->ledbit, 0, LED_MAX);
+	sprintf(alias + strlen(alias), "s*");
+	if (id->flags & INPUT_DEVICE_ID_MATCH_SNDBIT)
+		do_input(alias, id->sndbit, 0, SND_MAX);
+	sprintf(alias + strlen(alias), "f*");
+	if (id->flags & INPUT_DEVICE_ID_MATCH_FFBIT)
+		do_input(alias, id->ffbit, 0, FF_MAX);
+	sprintf(alias + strlen(alias), "w*");
+	if (id->flags & INPUT_DEVICE_ID_MATCH_SWBIT)
+		do_input(alias, id->swbit, 0, SW_MAX);
+	return 1;
+}
+
 /* Ignore any prefix, eg. v850 prepends _ */
 static inline int sym_is(const char *symbol, const char *name)
 {
@@ -220,8 +442,8 @@ static void do_table(void *symval, unsigned long size,
 	int (*do_entry)(const char *, void *entry, char *alias) = function;
 
 	if (size % id_size || size < id_size) {
-		fprintf(stderr, "*** Warning: %s ids %lu bad size "
-			"(each on %lu)\n", mod->name, size, id_size);
+		warn("%s ids %lu bad size "
+		     "(each on %lu)\n", mod->name, size, id_size);
 	}
 	/* Leave last one: it's the terminator. */
 	size -= id_size;
@@ -257,20 +479,38 @@ void handle_moddevtable(struct module *mod, struct elf_info *info,
 		do_table(symval, sym->st_size, sizeof(struct pci_device_id),
 			 do_pci_entry, mod);
 	else if (sym_is(symname, "__mod_usb_device_table"))
-		do_table(symval, sym->st_size, sizeof(struct usb_device_id),
-			 do_usb_entry, mod);
+		/* special case to handle bcdDevice ranges */
+		do_usb_table(symval, sym->st_size, mod);
 	else if (sym_is(symname, "__mod_ieee1394_device_table"))
 		do_table(symval, sym->st_size, sizeof(struct ieee1394_device_id),
 			 do_ieee1394_entry, mod);
 	else if (sym_is(symname, "__mod_ccw_device_table"))
 		do_table(symval, sym->st_size, sizeof(struct ccw_device_id),
 			 do_ccw_entry, mod);
+	else if (sym_is(symname, "__mod_serio_device_table"))
+		do_table(symval, sym->st_size, sizeof(struct serio_device_id),
+			 do_serio_entry, mod);
 	else if (sym_is(symname, "__mod_pnp_device_table"))
 		do_table(symval, sym->st_size, sizeof(struct pnp_device_id),
 			 do_pnp_entry, mod);
 	else if (sym_is(symname, "__mod_pnp_card_device_table"))
 		do_table(symval, sym->st_size, sizeof(struct pnp_card_device_id),
 			 do_pnp_card_entry, mod);
+	else if (sym_is(symname, "__mod_pcmcia_device_table"))
+		do_table(symval, sym->st_size, sizeof(struct pcmcia_device_id),
+			 do_pcmcia_entry, mod);
+        else if (sym_is(symname, "__mod_of_device_table"))
+		do_table(symval, sym->st_size, sizeof(struct of_device_id),
+			 do_of_entry, mod);
+        else if (sym_is(symname, "__mod_vio_device_table"))
+		do_table(symval, sym->st_size, sizeof(struct vio_device_id),
+			 do_vio_entry, mod);
+	else if (sym_is(symname, "__mod_i2c_device_table"))
+		do_table(symval, sym->st_size, sizeof(struct i2c_device_id),
+			 do_i2c_entry, mod);
+	else if (sym_is(symname, "__mod_input_device_table"))
+		do_table(symval, sym->st_size, sizeof(struct input_device_id),
+			 do_input_entry, mod);
 }
 
 /* Now add out buffered information to the generated C source */