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@@ -89,9 +89,6 @@ INT_MODULE_PARM(unreset_limit, 30); /* unreset_check's */
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/* Access speed for attribute memory windows */
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INT_MODULE_PARM(cis_speed, 300); /* ns */
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-/* Access speed for IO windows */
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-INT_MODULE_PARM(io_speed, 0); /* ns */
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-
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#ifdef DEBUG
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static int pc_debug;
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@@ -117,11 +114,6 @@ EXPORT_SYMBOL(pcmcia_socket_list);
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EXPORT_SYMBOL(pcmcia_socket_list_rwsem);
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-#ifdef CONFIG_PCMCIA_PROBE
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-/* mask ofIRQs already reserved by other cards, we should avoid using them */
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-static u8 pcmcia_used_irq[NR_IRQS];
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-#endif
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-
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/*====================================================================
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Low-level PC Card interface drivers need to register with Card
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@@ -748,260 +740,6 @@ void pcmcia_parse_events(struct pcmcia_socket *s, u_int events)
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} /* pcmcia_parse_events */
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-/*======================================================================
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-
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- Special stuff for managing IO windows, because they are scarce.
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-
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-======================================================================*/
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-
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-static int alloc_io_space(struct pcmcia_socket *s, u_int attr, ioaddr_t *base,
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- ioaddr_t num, u_int lines)
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-{
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- int i;
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- kio_addr_t try, align;
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-
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- align = (*base) ? (lines ? 1<<lines : 0) : 1;
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- if (align && (align < num)) {
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- if (*base) {
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- cs_dbg(s, 0, "odd IO request: num %#x align %#lx\n",
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- num, align);
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- align = 0;
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- } else
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- while (align && (align < num)) align <<= 1;
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- }
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- if (*base & ~(align-1)) {
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- cs_dbg(s, 0, "odd IO request: base %#x align %#lx\n",
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- *base, align);
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- align = 0;
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- }
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- if ((s->features & SS_CAP_STATIC_MAP) && s->io_offset) {
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- *base = s->io_offset | (*base & 0x0fff);
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- return 0;
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- }
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- /* Check for an already-allocated window that must conflict with
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- what was asked for. It is a hack because it does not catch all
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- potential conflicts, just the most obvious ones. */
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- for (i = 0; i < MAX_IO_WIN; i++)
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- if ((s->io[i].NumPorts != 0) &&
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- ((s->io[i].BasePort & (align-1)) == *base))
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- return 1;
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- for (i = 0; i < MAX_IO_WIN; i++) {
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- if (s->io[i].NumPorts == 0) {
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- s->io[i].res = pcmcia_find_io_region(*base, num, align, s);
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- if (s->io[i].res) {
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- s->io[i].Attributes = attr;
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- s->io[i].BasePort = *base = s->io[i].res->start;
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- s->io[i].NumPorts = s->io[i].InUse = num;
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- break;
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- } else
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- return 1;
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- } else if (s->io[i].Attributes != attr)
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- continue;
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- /* Try to extend top of window */
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- try = s->io[i].BasePort + s->io[i].NumPorts;
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- if ((*base == 0) || (*base == try))
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- if (pcmcia_adjust_io_region(s->io[i].res, s->io[i].res->start,
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- s->io[i].res->end + num, s) == 0) {
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- *base = try;
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- s->io[i].NumPorts += num;
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- s->io[i].InUse += num;
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- break;
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- }
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- /* Try to extend bottom of window */
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- try = s->io[i].BasePort - num;
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- if ((*base == 0) || (*base == try))
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- if (pcmcia_adjust_io_region(s->io[i].res, s->io[i].res->start - num,
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- s->io[i].res->end, s) == 0) {
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- s->io[i].BasePort = *base = try;
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- s->io[i].NumPorts += num;
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- s->io[i].InUse += num;
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- break;
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- }
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- }
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- return (i == MAX_IO_WIN);
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-} /* alloc_io_space */
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-
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-static void release_io_space(struct pcmcia_socket *s, ioaddr_t base,
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- ioaddr_t num)
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-{
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- int i;
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-
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- for (i = 0; i < MAX_IO_WIN; i++) {
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- if ((s->io[i].BasePort <= base) &&
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- (s->io[i].BasePort+s->io[i].NumPorts >= base+num)) {
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- s->io[i].InUse -= num;
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- /* Free the window if no one else is using it */
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- if (s->io[i].InUse == 0) {
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- s->io[i].NumPorts = 0;
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- release_resource(s->io[i].res);
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- kfree(s->io[i].res);
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- s->io[i].res = NULL;
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- }
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- }
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- }
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-}
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-
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-/*======================================================================
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-
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- Access_configuration_register() reads and writes configuration
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- registers in attribute memory. Memory window 0 is reserved for
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- this and the tuple reading services.
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-
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-======================================================================*/
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-
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-int pccard_access_configuration_register(struct pcmcia_socket *s,
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- unsigned int function,
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- conf_reg_t *reg)
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-{
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- config_t *c;
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- int addr;
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- u_char val;
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-
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- if (!s || !s->config)
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- return CS_NO_CARD;
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-
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- c = &s->config[function];
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-
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- if (c == NULL)
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- return CS_NO_CARD;
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-
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- if (!(c->state & CONFIG_LOCKED))
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- return CS_CONFIGURATION_LOCKED;
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-
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- addr = (c->ConfigBase + reg->Offset) >> 1;
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-
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- switch (reg->Action) {
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- case CS_READ:
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- pcmcia_read_cis_mem(s, 1, addr, 1, &val);
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- reg->Value = val;
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- break;
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- case CS_WRITE:
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- val = reg->Value;
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- pcmcia_write_cis_mem(s, 1, addr, 1, &val);
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- break;
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- default:
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- return CS_BAD_ARGS;
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- break;
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- }
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- return CS_SUCCESS;
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-} /* access_configuration_register */
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-EXPORT_SYMBOL(pccard_access_configuration_register);
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-
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-
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-/*====================================================================*/
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-
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-int pccard_get_configuration_info(struct pcmcia_socket *s,
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- unsigned int function,
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- config_info_t *config)
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-{
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- config_t *c;
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-
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- if (!(s->state & SOCKET_PRESENT))
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- return CS_NO_CARD;
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-
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- config->Function = function;
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-
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-#ifdef CONFIG_CARDBUS
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- if (s->state & SOCKET_CARDBUS) {
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- memset(config, 0, sizeof(config_info_t));
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- config->Vcc = s->socket.Vcc;
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- config->Vpp1 = config->Vpp2 = s->socket.Vpp;
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- config->Option = s->cb_dev->subordinate->number;
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- if (s->state & SOCKET_CARDBUS_CONFIG) {
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- config->Attributes = CONF_VALID_CLIENT;
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- config->IntType = INT_CARDBUS;
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- config->AssignedIRQ = s->irq.AssignedIRQ;
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- if (config->AssignedIRQ)
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- config->Attributes |= CONF_ENABLE_IRQ;
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- config->BasePort1 = s->io[0].BasePort;
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- config->NumPorts1 = s->io[0].NumPorts;
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- }
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- return CS_SUCCESS;
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- }
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-#endif
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-
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- c = (s->config != NULL) ? &s->config[function] : NULL;
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-
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- if ((c == NULL) || !(c->state & CONFIG_LOCKED)) {
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- config->Attributes = 0;
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- config->Vcc = s->socket.Vcc;
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- config->Vpp1 = config->Vpp2 = s->socket.Vpp;
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- return CS_SUCCESS;
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- }
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-
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- /* !!! This is a hack !!! */
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- memcpy(&config->Attributes, &c->Attributes, sizeof(config_t));
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- config->Attributes |= CONF_VALID_CLIENT;
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- config->CardValues = c->CardValues;
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- config->IRQAttributes = c->irq.Attributes;
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- config->AssignedIRQ = s->irq.AssignedIRQ;
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- config->BasePort1 = c->io.BasePort1;
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- config->NumPorts1 = c->io.NumPorts1;
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- config->Attributes1 = c->io.Attributes1;
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- config->BasePort2 = c->io.BasePort2;
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- config->NumPorts2 = c->io.NumPorts2;
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- config->Attributes2 = c->io.Attributes2;
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- config->IOAddrLines = c->io.IOAddrLines;
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-
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- return CS_SUCCESS;
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-} /* get_configuration_info */
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-EXPORT_SYMBOL(pccard_get_configuration_info);
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-
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-/*======================================================================
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-
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- Return information about this version of Card Services.
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-
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-======================================================================*/
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-
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-int pcmcia_get_card_services_info(servinfo_t *info)
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-{
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- unsigned int socket_count = 0;
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- struct list_head *tmp;
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- info->Signature[0] = 'C';
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- info->Signature[1] = 'S';
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- down_read(&pcmcia_socket_list_rwsem);
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- list_for_each(tmp, &pcmcia_socket_list)
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- socket_count++;
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- up_read(&pcmcia_socket_list_rwsem);
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- info->Count = socket_count;
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- info->Revision = CS_RELEASE_CODE;
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- info->CSLevel = 0x0210;
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- info->VendorString = (char *)release;
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- return CS_SUCCESS;
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-} /* get_card_services_info */
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-
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-
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-/*====================================================================*/
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-
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-int pcmcia_get_window(struct pcmcia_socket *s, window_handle_t *handle, int idx, win_req_t *req)
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-{
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- window_t *win;
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- int w;
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-
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- if (!s || !(s->state & SOCKET_PRESENT))
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- return CS_NO_CARD;
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- for (w = idx; w < MAX_WIN; w++)
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- if (s->state & SOCKET_WIN_REQ(w)) break;
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- if (w == MAX_WIN)
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- return CS_NO_MORE_ITEMS;
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- win = &s->win[w];
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- req->Base = win->ctl.res->start;
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- req->Size = win->ctl.res->end - win->ctl.res->start + 1;
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- req->AccessSpeed = win->ctl.speed;
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- req->Attributes = 0;
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- if (win->ctl.flags & MAP_ATTRIB)
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- req->Attributes |= WIN_MEMORY_TYPE_AM;
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- if (win->ctl.flags & MAP_ACTIVE)
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- req->Attributes |= WIN_ENABLE;
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- if (win->ctl.flags & MAP_16BIT)
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- req->Attributes |= WIN_DATA_WIDTH_16;
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- if (win->ctl.flags & MAP_USE_WAIT)
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- req->Attributes |= WIN_USE_WAIT;
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- *handle = win;
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- return CS_SUCCESS;
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-} /* get_window */
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-EXPORT_SYMBOL(pcmcia_get_window);
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-
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/*=====================================================================
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Return the PCI device associated with a card..
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@@ -1022,143 +760,6 @@ EXPORT_SYMBOL(pcmcia_lookup_bus);
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#endif
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-/*======================================================================
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-
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- Get the current socket state bits. We don't support the latched
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- SocketState yet: I haven't seen any point for it.
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-
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-======================================================================*/
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-
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-int pccard_get_status(struct pcmcia_socket *s, unsigned int function, cs_status_t *status)
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-{
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- config_t *c;
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- int val;
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-
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- s->ops->get_status(s, &val);
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- status->CardState = status->SocketState = 0;
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- status->CardState |= (val & SS_DETECT) ? CS_EVENT_CARD_DETECT : 0;
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- status->CardState |= (val & SS_CARDBUS) ? CS_EVENT_CB_DETECT : 0;
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- status->CardState |= (val & SS_3VCARD) ? CS_EVENT_3VCARD : 0;
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- status->CardState |= (val & SS_XVCARD) ? CS_EVENT_XVCARD : 0;
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- if (s->state & SOCKET_SUSPEND)
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- status->CardState |= CS_EVENT_PM_SUSPEND;
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- if (!(s->state & SOCKET_PRESENT))
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- return CS_NO_CARD;
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-
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- c = (s->config != NULL) ? &s->config[function] : NULL;
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- if ((c != NULL) && (c->state & CONFIG_LOCKED) &&
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- (c->IntType & (INT_MEMORY_AND_IO | INT_ZOOMED_VIDEO))) {
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- u_char reg;
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- if (c->Present & PRESENT_PIN_REPLACE) {
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- pcmcia_read_cis_mem(s, 1, (c->ConfigBase+CISREG_PRR)>>1, 1, ®);
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- status->CardState |=
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- (reg & PRR_WP_STATUS) ? CS_EVENT_WRITE_PROTECT : 0;
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- status->CardState |=
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- (reg & PRR_READY_STATUS) ? CS_EVENT_READY_CHANGE : 0;
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- status->CardState |=
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- (reg & PRR_BVD2_STATUS) ? CS_EVENT_BATTERY_LOW : 0;
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- status->CardState |=
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- (reg & PRR_BVD1_STATUS) ? CS_EVENT_BATTERY_DEAD : 0;
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- } else {
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- /* No PRR? Then assume we're always ready */
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- status->CardState |= CS_EVENT_READY_CHANGE;
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- }
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- if (c->Present & PRESENT_EXT_STATUS) {
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- pcmcia_read_cis_mem(s, 1, (c->ConfigBase+CISREG_ESR)>>1, 1, ®);
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- status->CardState |=
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- (reg & ESR_REQ_ATTN) ? CS_EVENT_REQUEST_ATTENTION : 0;
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- }
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- return CS_SUCCESS;
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- }
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- status->CardState |=
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- (val & SS_WRPROT) ? CS_EVENT_WRITE_PROTECT : 0;
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- status->CardState |=
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- (val & SS_BATDEAD) ? CS_EVENT_BATTERY_DEAD : 0;
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- status->CardState |=
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- (val & SS_BATWARN) ? CS_EVENT_BATTERY_LOW : 0;
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- status->CardState |=
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- (val & SS_READY) ? CS_EVENT_READY_CHANGE : 0;
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- return CS_SUCCESS;
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-} /* get_status */
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-EXPORT_SYMBOL(pccard_get_status);
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-
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-/*======================================================================
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-
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- Change the card address of an already open memory window.
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-
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-======================================================================*/
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-
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-int pcmcia_get_mem_page(window_handle_t win, memreq_t *req)
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-{
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- if ((win == NULL) || (win->magic != WINDOW_MAGIC))
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- return CS_BAD_HANDLE;
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- req->Page = 0;
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- req->CardOffset = win->ctl.card_start;
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- return CS_SUCCESS;
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-} /* get_mem_page */
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-
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-int pcmcia_map_mem_page(window_handle_t win, memreq_t *req)
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-{
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- struct pcmcia_socket *s;
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- if ((win == NULL) || (win->magic != WINDOW_MAGIC))
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- return CS_BAD_HANDLE;
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- if (req->Page != 0)
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- return CS_BAD_PAGE;
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- s = win->sock;
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- win->ctl.card_start = req->CardOffset;
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- if (s->ops->set_mem_map(s, &win->ctl) != 0)
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- return CS_BAD_OFFSET;
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- return CS_SUCCESS;
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-} /* map_mem_page */
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-
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-/*======================================================================
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-
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- Modify a locked socket configuration
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-
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-======================================================================*/
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-
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-int pcmcia_modify_configuration(client_handle_t handle,
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- modconf_t *mod)
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-{
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- struct pcmcia_socket *s;
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- config_t *c;
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-
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- if (CHECK_HANDLE(handle))
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- return CS_BAD_HANDLE;
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- s = SOCKET(handle); c = CONFIG(handle);
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|
|
- if (!(s->state & SOCKET_PRESENT))
|
|
|
- return CS_NO_CARD;
|
|
|
- if (!(c->state & CONFIG_LOCKED))
|
|
|
- return CS_CONFIGURATION_LOCKED;
|
|
|
-
|
|
|
- if (mod->Attributes & CONF_IRQ_CHANGE_VALID) {
|
|
|
- if (mod->Attributes & CONF_ENABLE_IRQ) {
|
|
|
- c->Attributes |= CONF_ENABLE_IRQ;
|
|
|
- s->socket.io_irq = s->irq.AssignedIRQ;
|
|
|
- } else {
|
|
|
- c->Attributes &= ~CONF_ENABLE_IRQ;
|
|
|
- s->socket.io_irq = 0;
|
|
|
- }
|
|
|
- s->ops->set_socket(s, &s->socket);
|
|
|
- }
|
|
|
-
|
|
|
- if (mod->Attributes & CONF_VCC_CHANGE_VALID)
|
|
|
- return CS_BAD_VCC;
|
|
|
-
|
|
|
- /* We only allow changing Vpp1 and Vpp2 to the same value */
|
|
|
- if ((mod->Attributes & CONF_VPP1_CHANGE_VALID) &&
|
|
|
- (mod->Attributes & CONF_VPP2_CHANGE_VALID)) {
|
|
|
- if (mod->Vpp1 != mod->Vpp2)
|
|
|
- return CS_BAD_VPP;
|
|
|
- c->Vpp1 = c->Vpp2 = s->socket.Vpp = mod->Vpp1;
|
|
|
- if (s->ops->set_socket(s, &s->socket))
|
|
|
- return CS_BAD_VPP;
|
|
|
- } else if ((mod->Attributes & CONF_VPP1_CHANGE_VALID) ||
|
|
|
- (mod->Attributes & CONF_VPP2_CHANGE_VALID))
|
|
|
- return CS_BAD_VPP;
|
|
|
-
|
|
|
- return CS_SUCCESS;
|
|
|
-} /* modify_configuration */
|
|
|
|
|
|
/* register pcmcia_callback */
|
|
|
int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c)
|
|
|
@@ -1188,530 +789,6 @@ int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c)
|
|
|
}
|
|
|
EXPORT_SYMBOL(pccard_register_pcmcia);
|
|
|
|
|
|
-/*====================================================================*/
|
|
|
-
|
|
|
-int pcmcia_release_configuration(client_handle_t handle)
|
|
|
-{
|
|
|
- pccard_io_map io = { 0, 0, 0, 0, 1 };
|
|
|
- struct pcmcia_socket *s;
|
|
|
- int i;
|
|
|
-
|
|
|
- if (CHECK_HANDLE(handle) ||
|
|
|
- !(handle->state & CLIENT_CONFIG_LOCKED))
|
|
|
- return CS_BAD_HANDLE;
|
|
|
- handle->state &= ~CLIENT_CONFIG_LOCKED;
|
|
|
- s = SOCKET(handle);
|
|
|
-
|
|
|
-#ifdef CONFIG_CARDBUS
|
|
|
- if (handle->state & CLIENT_CARDBUS)
|
|
|
- return CS_SUCCESS;
|
|
|
-#endif
|
|
|
-
|
|
|
- if (!(handle->state & CLIENT_STALE)) {
|
|
|
- config_t *c = CONFIG(handle);
|
|
|
- if (--(s->lock_count) == 0) {
|
|
|
- s->socket.flags = SS_OUTPUT_ENA; /* Is this correct? */
|
|
|
- s->socket.Vpp = 0;
|
|
|
- s->socket.io_irq = 0;
|
|
|
- s->ops->set_socket(s, &s->socket);
|
|
|
- }
|
|
|
- if (c->state & CONFIG_IO_REQ)
|
|
|
- for (i = 0; i < MAX_IO_WIN; i++) {
|
|
|
- if (s->io[i].NumPorts == 0)
|
|
|
- continue;
|
|
|
- s->io[i].Config--;
|
|
|
- if (s->io[i].Config != 0)
|
|
|
- continue;
|
|
|
- io.map = i;
|
|
|
- s->ops->set_io_map(s, &io);
|
|
|
- }
|
|
|
- c->state &= ~CONFIG_LOCKED;
|
|
|
- }
|
|
|
-
|
|
|
- return CS_SUCCESS;
|
|
|
-} /* release_configuration */
|
|
|
-
|
|
|
-/*======================================================================
|
|
|
-
|
|
|
- Release_io() releases the I/O ranges allocated by a client. This
|
|
|
- may be invoked some time after a card ejection has already dumped
|
|
|
- the actual socket configuration, so if the client is "stale", we
|
|
|
- don't bother checking the port ranges against the current socket
|
|
|
- values.
|
|
|
-
|
|
|
-======================================================================*/
|
|
|
-
|
|
|
-int pcmcia_release_io(client_handle_t handle, io_req_t *req)
|
|
|
-{
|
|
|
- struct pcmcia_socket *s;
|
|
|
-
|
|
|
- if (CHECK_HANDLE(handle) || !(handle->state & CLIENT_IO_REQ))
|
|
|
- return CS_BAD_HANDLE;
|
|
|
- handle->state &= ~CLIENT_IO_REQ;
|
|
|
- s = SOCKET(handle);
|
|
|
-
|
|
|
-#ifdef CONFIG_CARDBUS
|
|
|
- if (handle->state & CLIENT_CARDBUS)
|
|
|
- return CS_SUCCESS;
|
|
|
-#endif
|
|
|
-
|
|
|
- if (!(handle->state & CLIENT_STALE)) {
|
|
|
- config_t *c = CONFIG(handle);
|
|
|
- if (c->state & CONFIG_LOCKED)
|
|
|
- return CS_CONFIGURATION_LOCKED;
|
|
|
- if ((c->io.BasePort1 != req->BasePort1) ||
|
|
|
- (c->io.NumPorts1 != req->NumPorts1) ||
|
|
|
- (c->io.BasePort2 != req->BasePort2) ||
|
|
|
- (c->io.NumPorts2 != req->NumPorts2))
|
|
|
- return CS_BAD_ARGS;
|
|
|
- c->state &= ~CONFIG_IO_REQ;
|
|
|
- }
|
|
|
-
|
|
|
- release_io_space(s, req->BasePort1, req->NumPorts1);
|
|
|
- if (req->NumPorts2)
|
|
|
- release_io_space(s, req->BasePort2, req->NumPorts2);
|
|
|
-
|
|
|
- return CS_SUCCESS;
|
|
|
-} /* release_io */
|
|
|
-
|
|
|
-/*====================================================================*/
|
|
|
-
|
|
|
-int pcmcia_release_irq(client_handle_t handle, irq_req_t *req)
|
|
|
-{
|
|
|
- struct pcmcia_socket *s;
|
|
|
- if (CHECK_HANDLE(handle) || !(handle->state & CLIENT_IRQ_REQ))
|
|
|
- return CS_BAD_HANDLE;
|
|
|
- handle->state &= ~CLIENT_IRQ_REQ;
|
|
|
- s = SOCKET(handle);
|
|
|
-
|
|
|
- if (!(handle->state & CLIENT_STALE)) {
|
|
|
- config_t *c = CONFIG(handle);
|
|
|
- if (c->state & CONFIG_LOCKED)
|
|
|
- return CS_CONFIGURATION_LOCKED;
|
|
|
- if (c->irq.Attributes != req->Attributes)
|
|
|
- return CS_BAD_ATTRIBUTE;
|
|
|
- if (s->irq.AssignedIRQ != req->AssignedIRQ)
|
|
|
- return CS_BAD_IRQ;
|
|
|
- if (--s->irq.Config == 0) {
|
|
|
- c->state &= ~CONFIG_IRQ_REQ;
|
|
|
- s->irq.AssignedIRQ = 0;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (req->Attributes & IRQ_HANDLE_PRESENT) {
|
|
|
- free_irq(req->AssignedIRQ, req->Instance);
|
|
|
- }
|
|
|
-
|
|
|
-#ifdef CONFIG_PCMCIA_PROBE
|
|
|
- pcmcia_used_irq[req->AssignedIRQ]--;
|
|
|
-#endif
|
|
|
-
|
|
|
- return CS_SUCCESS;
|
|
|
-} /* cs_release_irq */
|
|
|
-
|
|
|
-/*====================================================================*/
|
|
|
-
|
|
|
-int pcmcia_release_window(window_handle_t win)
|
|
|
-{
|
|
|
- struct pcmcia_socket *s;
|
|
|
-
|
|
|
- if ((win == NULL) || (win->magic != WINDOW_MAGIC))
|
|
|
- return CS_BAD_HANDLE;
|
|
|
- s = win->sock;
|
|
|
- if (!(win->handle->state & CLIENT_WIN_REQ(win->index)))
|
|
|
- return CS_BAD_HANDLE;
|
|
|
-
|
|
|
- /* Shut down memory window */
|
|
|
- win->ctl.flags &= ~MAP_ACTIVE;
|
|
|
- s->ops->set_mem_map(s, &win->ctl);
|
|
|
- s->state &= ~SOCKET_WIN_REQ(win->index);
|
|
|
-
|
|
|
- /* Release system memory */
|
|
|
- if (win->ctl.res) {
|
|
|
- release_resource(win->ctl.res);
|
|
|
- kfree(win->ctl.res);
|
|
|
- win->ctl.res = NULL;
|
|
|
- }
|
|
|
- win->handle->state &= ~CLIENT_WIN_REQ(win->index);
|
|
|
-
|
|
|
- win->magic = 0;
|
|
|
-
|
|
|
- return CS_SUCCESS;
|
|
|
-} /* release_window */
|
|
|
-
|
|
|
-/*====================================================================*/
|
|
|
-
|
|
|
-int pcmcia_request_configuration(client_handle_t handle,
|
|
|
- config_req_t *req)
|
|
|
-{
|
|
|
- int i;
|
|
|
- u_int base;
|
|
|
- struct pcmcia_socket *s;
|
|
|
- config_t *c;
|
|
|
- pccard_io_map iomap;
|
|
|
-
|
|
|
- if (CHECK_HANDLE(handle))
|
|
|
- return CS_BAD_HANDLE;
|
|
|
- s = SOCKET(handle);
|
|
|
- if (!(s->state & SOCKET_PRESENT))
|
|
|
- return CS_NO_CARD;
|
|
|
-
|
|
|
-#ifdef CONFIG_CARDBUS
|
|
|
- if (handle->state & CLIENT_CARDBUS)
|
|
|
- return CS_UNSUPPORTED_MODE;
|
|
|
-#endif
|
|
|
-
|
|
|
- if (req->IntType & INT_CARDBUS)
|
|
|
- return CS_UNSUPPORTED_MODE;
|
|
|
- c = CONFIG(handle);
|
|
|
- if (c->state & CONFIG_LOCKED)
|
|
|
- return CS_CONFIGURATION_LOCKED;
|
|
|
-
|
|
|
- /* Do power control. We don't allow changes in Vcc. */
|
|
|
- if (s->socket.Vcc != req->Vcc)
|
|
|
- return CS_BAD_VCC;
|
|
|
- if (req->Vpp1 != req->Vpp2)
|
|
|
- return CS_BAD_VPP;
|
|
|
- s->socket.Vpp = req->Vpp1;
|
|
|
- if (s->ops->set_socket(s, &s->socket))
|
|
|
- return CS_BAD_VPP;
|
|
|
-
|
|
|
- c->Vcc = req->Vcc; c->Vpp1 = c->Vpp2 = req->Vpp1;
|
|
|
-
|
|
|
- /* Pick memory or I/O card, DMA mode, interrupt */
|
|
|
- c->IntType = req->IntType;
|
|
|
- c->Attributes = req->Attributes;
|
|
|
- if (req->IntType & INT_MEMORY_AND_IO)
|
|
|
- s->socket.flags |= SS_IOCARD;
|
|
|
- if (req->IntType & INT_ZOOMED_VIDEO)
|
|
|
- s->socket.flags |= SS_ZVCARD | SS_IOCARD;
|
|
|
- if (req->Attributes & CONF_ENABLE_DMA)
|
|
|
- s->socket.flags |= SS_DMA_MODE;
|
|
|
- if (req->Attributes & CONF_ENABLE_SPKR)
|
|
|
- s->socket.flags |= SS_SPKR_ENA;
|
|
|
- if (req->Attributes & CONF_ENABLE_IRQ)
|
|
|
- s->socket.io_irq = s->irq.AssignedIRQ;
|
|
|
- else
|
|
|
- s->socket.io_irq = 0;
|
|
|
- s->ops->set_socket(s, &s->socket);
|
|
|
- s->lock_count++;
|
|
|
-
|
|
|
- /* Set up CIS configuration registers */
|
|
|
- base = c->ConfigBase = req->ConfigBase;
|
|
|
- c->Present = c->CardValues = req->Present;
|
|
|
- if (req->Present & PRESENT_COPY) {
|
|
|
- c->Copy = req->Copy;
|
|
|
- pcmcia_write_cis_mem(s, 1, (base + CISREG_SCR)>>1, 1, &c->Copy);
|
|
|
- }
|
|
|
- if (req->Present & PRESENT_OPTION) {
|
|
|
- if (s->functions == 1) {
|
|
|
- c->Option = req->ConfigIndex & COR_CONFIG_MASK;
|
|
|
- } else {
|
|
|
- c->Option = req->ConfigIndex & COR_MFC_CONFIG_MASK;
|
|
|
- c->Option |= COR_FUNC_ENA|COR_IREQ_ENA;
|
|
|
- if (req->Present & PRESENT_IOBASE_0)
|
|
|
- c->Option |= COR_ADDR_DECODE;
|
|
|
- }
|
|
|
- if (c->state & CONFIG_IRQ_REQ)
|
|
|
- if (!(c->irq.Attributes & IRQ_FORCED_PULSE))
|
|
|
- c->Option |= COR_LEVEL_REQ;
|
|
|
- pcmcia_write_cis_mem(s, 1, (base + CISREG_COR)>>1, 1, &c->Option);
|
|
|
- mdelay(40);
|
|
|
- }
|
|
|
- if (req->Present & PRESENT_STATUS) {
|
|
|
- c->Status = req->Status;
|
|
|
- pcmcia_write_cis_mem(s, 1, (base + CISREG_CCSR)>>1, 1, &c->Status);
|
|
|
- }
|
|
|
- if (req->Present & PRESENT_PIN_REPLACE) {
|
|
|
- c->Pin = req->Pin;
|
|
|
- pcmcia_write_cis_mem(s, 1, (base + CISREG_PRR)>>1, 1, &c->Pin);
|
|
|
- }
|
|
|
- if (req->Present & PRESENT_EXT_STATUS) {
|
|
|
- c->ExtStatus = req->ExtStatus;
|
|
|
- pcmcia_write_cis_mem(s, 1, (base + CISREG_ESR)>>1, 1, &c->ExtStatus);
|
|
|
- }
|
|
|
- if (req->Present & PRESENT_IOBASE_0) {
|
|
|
- u_char b = c->io.BasePort1 & 0xff;
|
|
|
- pcmcia_write_cis_mem(s, 1, (base + CISREG_IOBASE_0)>>1, 1, &b);
|
|
|
- b = (c->io.BasePort1 >> 8) & 0xff;
|
|
|
- pcmcia_write_cis_mem(s, 1, (base + CISREG_IOBASE_1)>>1, 1, &b);
|
|
|
- }
|
|
|
- if (req->Present & PRESENT_IOSIZE) {
|
|
|
- u_char b = c->io.NumPorts1 + c->io.NumPorts2 - 1;
|
|
|
- pcmcia_write_cis_mem(s, 1, (base + CISREG_IOSIZE)>>1, 1, &b);
|
|
|
- }
|
|
|
-
|
|
|
- /* Configure I/O windows */
|
|
|
- if (c->state & CONFIG_IO_REQ) {
|
|
|
- iomap.speed = io_speed;
|
|
|
- for (i = 0; i < MAX_IO_WIN; i++)
|
|
|
- if (s->io[i].NumPorts != 0) {
|
|
|
- iomap.map = i;
|
|
|
- iomap.flags = MAP_ACTIVE;
|
|
|
- switch (s->io[i].Attributes & IO_DATA_PATH_WIDTH) {
|
|
|
- case IO_DATA_PATH_WIDTH_16:
|
|
|
- iomap.flags |= MAP_16BIT; break;
|
|
|
- case IO_DATA_PATH_WIDTH_AUTO:
|
|
|
- iomap.flags |= MAP_AUTOSZ; break;
|
|
|
- default:
|
|
|
- break;
|
|
|
- }
|
|
|
- iomap.start = s->io[i].BasePort;
|
|
|
- iomap.stop = iomap.start + s->io[i].NumPorts - 1;
|
|
|
- s->ops->set_io_map(s, &iomap);
|
|
|
- s->io[i].Config++;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- c->state |= CONFIG_LOCKED;
|
|
|
- handle->state |= CLIENT_CONFIG_LOCKED;
|
|
|
- return CS_SUCCESS;
|
|
|
-} /* request_configuration */
|
|
|
-
|
|
|
-/*======================================================================
|
|
|
-
|
|
|
- Request_io() reserves ranges of port addresses for a socket.
|
|
|
- I have not implemented range sharing or alias addressing.
|
|
|
-
|
|
|
-======================================================================*/
|
|
|
-
|
|
|
-int pcmcia_request_io(client_handle_t handle, io_req_t *req)
|
|
|
-{
|
|
|
- struct pcmcia_socket *s;
|
|
|
- config_t *c;
|
|
|
-
|
|
|
- if (CHECK_HANDLE(handle))
|
|
|
- return CS_BAD_HANDLE;
|
|
|
- s = SOCKET(handle);
|
|
|
- if (!(s->state & SOCKET_PRESENT))
|
|
|
- return CS_NO_CARD;
|
|
|
-
|
|
|
- if (handle->state & CLIENT_CARDBUS) {
|
|
|
-#ifdef CONFIG_CARDBUS
|
|
|
- handle->state |= CLIENT_IO_REQ;
|
|
|
- return CS_SUCCESS;
|
|
|
-#else
|
|
|
- return CS_UNSUPPORTED_FUNCTION;
|
|
|
-#endif
|
|
|
- }
|
|
|
-
|
|
|
- if (!req)
|
|
|
- return CS_UNSUPPORTED_MODE;
|
|
|
- c = CONFIG(handle);
|
|
|
- if (c->state & CONFIG_LOCKED)
|
|
|
- return CS_CONFIGURATION_LOCKED;
|
|
|
- if (c->state & CONFIG_IO_REQ)
|
|
|
- return CS_IN_USE;
|
|
|
- if (req->Attributes1 & (IO_SHARED | IO_FORCE_ALIAS_ACCESS))
|
|
|
- return CS_BAD_ATTRIBUTE;
|
|
|
- if ((req->NumPorts2 > 0) &&
|
|
|
- (req->Attributes2 & (IO_SHARED | IO_FORCE_ALIAS_ACCESS)))
|
|
|
- return CS_BAD_ATTRIBUTE;
|
|
|
-
|
|
|
- if (alloc_io_space(s, req->Attributes1, &req->BasePort1,
|
|
|
- req->NumPorts1, req->IOAddrLines))
|
|
|
- return CS_IN_USE;
|
|
|
-
|
|
|
- if (req->NumPorts2) {
|
|
|
- if (alloc_io_space(s, req->Attributes2, &req->BasePort2,
|
|
|
- req->NumPorts2, req->IOAddrLines)) {
|
|
|
- release_io_space(s, req->BasePort1, req->NumPorts1);
|
|
|
- return CS_IN_USE;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- c->io = *req;
|
|
|
- c->state |= CONFIG_IO_REQ;
|
|
|
- handle->state |= CLIENT_IO_REQ;
|
|
|
- return CS_SUCCESS;
|
|
|
-} /* request_io */
|
|
|
-
|
|
|
-/*======================================================================
|
|
|
-
|
|
|
- Request_irq() reserves an irq for this client.
|
|
|
-
|
|
|
- Also, since Linux only reserves irq's when they are actually
|
|
|
- hooked, we don't guarantee that an irq will still be available
|
|
|
- when the configuration is locked. Now that I think about it,
|
|
|
- there might be a way to fix this using a dummy handler.
|
|
|
-
|
|
|
-======================================================================*/
|
|
|
-
|
|
|
-#ifdef CONFIG_PCMCIA_PROBE
|
|
|
-static irqreturn_t test_action(int cpl, void *dev_id, struct pt_regs *regs)
|
|
|
-{
|
|
|
- return IRQ_NONE;
|
|
|
-}
|
|
|
-#endif
|
|
|
-
|
|
|
-int pcmcia_request_irq(client_handle_t handle, irq_req_t *req)
|
|
|
-{
|
|
|
- struct pcmcia_socket *s;
|
|
|
- config_t *c;
|
|
|
- int ret = CS_IN_USE, irq = 0;
|
|
|
- struct pcmcia_device *p_dev = handle_to_pdev(handle);
|
|
|
-
|
|
|
- if (CHECK_HANDLE(handle))
|
|
|
- return CS_BAD_HANDLE;
|
|
|
- s = SOCKET(handle);
|
|
|
- if (!(s->state & SOCKET_PRESENT))
|
|
|
- return CS_NO_CARD;
|
|
|
- c = CONFIG(handle);
|
|
|
- if (c->state & CONFIG_LOCKED)
|
|
|
- return CS_CONFIGURATION_LOCKED;
|
|
|
- if (c->state & CONFIG_IRQ_REQ)
|
|
|
- return CS_IN_USE;
|
|
|
-
|
|
|
-#ifdef CONFIG_PCMCIA_PROBE
|
|
|
- if (s->irq.AssignedIRQ != 0) {
|
|
|
- /* If the interrupt is already assigned, it must be the same */
|
|
|
- irq = s->irq.AssignedIRQ;
|
|
|
- } else {
|
|
|
- int try;
|
|
|
- u32 mask = s->irq_mask;
|
|
|
- void *data = NULL;
|
|
|
-
|
|
|
- for (try = 0; try < 64; try++) {
|
|
|
- irq = try % 32;
|
|
|
-
|
|
|
- /* marked as available by driver, and not blocked by userspace? */
|
|
|
- if (!((mask >> irq) & 1))
|
|
|
- continue;
|
|
|
-
|
|
|
- /* avoid an IRQ which is already used by a PCMCIA card */
|
|
|
- if ((try < 32) && pcmcia_used_irq[irq])
|
|
|
- continue;
|
|
|
-
|
|
|
- /* register the correct driver, if possible, of check whether
|
|
|
- * registering a dummy handle works, i.e. if the IRQ isn't
|
|
|
- * marked as used by the kernel resource management core */
|
|
|
- ret = request_irq(irq,
|
|
|
- (req->Attributes & IRQ_HANDLE_PRESENT) ? req->Handler : test_action,
|
|
|
- ((req->Attributes & IRQ_TYPE_DYNAMIC_SHARING) ||
|
|
|
- (s->functions > 1) ||
|
|
|
- (irq == s->pci_irq)) ? SA_SHIRQ : 0,
|
|
|
- p_dev->dev.bus_id,
|
|
|
- (req->Attributes & IRQ_HANDLE_PRESENT) ? req->Instance : data);
|
|
|
- if (!ret) {
|
|
|
- if (!(req->Attributes & IRQ_HANDLE_PRESENT))
|
|
|
- free_irq(irq, data);
|
|
|
- break;
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-#endif
|
|
|
- if (ret) {
|
|
|
- if (!s->pci_irq)
|
|
|
- return ret;
|
|
|
- irq = s->pci_irq;
|
|
|
- }
|
|
|
-
|
|
|
- if (ret && req->Attributes & IRQ_HANDLE_PRESENT) {
|
|
|
- if (request_irq(irq, req->Handler,
|
|
|
- ((req->Attributes & IRQ_TYPE_DYNAMIC_SHARING) ||
|
|
|
- (s->functions > 1) ||
|
|
|
- (irq == s->pci_irq)) ? SA_SHIRQ : 0,
|
|
|
- p_dev->dev.bus_id, req->Instance))
|
|
|
- return CS_IN_USE;
|
|
|
- }
|
|
|
-
|
|
|
- c->irq.Attributes = req->Attributes;
|
|
|
- s->irq.AssignedIRQ = req->AssignedIRQ = irq;
|
|
|
- s->irq.Config++;
|
|
|
-
|
|
|
- c->state |= CONFIG_IRQ_REQ;
|
|
|
- handle->state |= CLIENT_IRQ_REQ;
|
|
|
-
|
|
|
-#ifdef CONFIG_PCMCIA_PROBE
|
|
|
- pcmcia_used_irq[irq]++;
|
|
|
-#endif
|
|
|
-
|
|
|
- return CS_SUCCESS;
|
|
|
-} /* pcmcia_request_irq */
|
|
|
-
|
|
|
-/*======================================================================
|
|
|
-
|
|
|
- Request_window() establishes a mapping between card memory space
|
|
|
- and system memory space.
|
|
|
-
|
|
|
-======================================================================*/
|
|
|
-
|
|
|
-int pcmcia_request_window(client_handle_t *handle, win_req_t *req, window_handle_t *wh)
|
|
|
-{
|
|
|
- struct pcmcia_socket *s;
|
|
|
- window_t *win;
|
|
|
- u_long align;
|
|
|
- int w;
|
|
|
-
|
|
|
- if (CHECK_HANDLE(*handle))
|
|
|
- return CS_BAD_HANDLE;
|
|
|
- s = (*handle)->Socket;
|
|
|
- if (!(s->state & SOCKET_PRESENT))
|
|
|
- return CS_NO_CARD;
|
|
|
- if (req->Attributes & (WIN_PAGED | WIN_SHARED))
|
|
|
- return CS_BAD_ATTRIBUTE;
|
|
|
-
|
|
|
- /* Window size defaults to smallest available */
|
|
|
- if (req->Size == 0)
|
|
|
- req->Size = s->map_size;
|
|
|
- align = (((s->features & SS_CAP_MEM_ALIGN) ||
|
|
|
- (req->Attributes & WIN_STRICT_ALIGN)) ?
|
|
|
- req->Size : s->map_size);
|
|
|
- if (req->Size & (s->map_size-1))
|
|
|
- return CS_BAD_SIZE;
|
|
|
- if ((req->Base && (s->features & SS_CAP_STATIC_MAP)) ||
|
|
|
- (req->Base & (align-1)))
|
|
|
- return CS_BAD_BASE;
|
|
|
- if (req->Base)
|
|
|
- align = 0;
|
|
|
-
|
|
|
- /* Allocate system memory window */
|
|
|
- for (w = 0; w < MAX_WIN; w++)
|
|
|
- if (!(s->state & SOCKET_WIN_REQ(w))) break;
|
|
|
- if (w == MAX_WIN)
|
|
|
- return CS_OUT_OF_RESOURCE;
|
|
|
-
|
|
|
- win = &s->win[w];
|
|
|
- win->magic = WINDOW_MAGIC;
|
|
|
- win->index = w;
|
|
|
- win->handle = *handle;
|
|
|
- win->sock = s;
|
|
|
-
|
|
|
- if (!(s->features & SS_CAP_STATIC_MAP)) {
|
|
|
- win->ctl.res = pcmcia_find_mem_region(req->Base, req->Size, align,
|
|
|
- (req->Attributes & WIN_MAP_BELOW_1MB), s);
|
|
|
- if (!win->ctl.res)
|
|
|
- return CS_IN_USE;
|
|
|
- }
|
|
|
- (*handle)->state |= CLIENT_WIN_REQ(w);
|
|
|
-
|
|
|
- /* Configure the socket controller */
|
|
|
- win->ctl.map = w+1;
|
|
|
- win->ctl.flags = 0;
|
|
|
- win->ctl.speed = req->AccessSpeed;
|
|
|
- if (req->Attributes & WIN_MEMORY_TYPE)
|
|
|
- win->ctl.flags |= MAP_ATTRIB;
|
|
|
- if (req->Attributes & WIN_ENABLE)
|
|
|
- win->ctl.flags |= MAP_ACTIVE;
|
|
|
- if (req->Attributes & WIN_DATA_WIDTH_16)
|
|
|
- win->ctl.flags |= MAP_16BIT;
|
|
|
- if (req->Attributes & WIN_USE_WAIT)
|
|
|
- win->ctl.flags |= MAP_USE_WAIT;
|
|
|
- win->ctl.card_start = 0;
|
|
|
- if (s->ops->set_mem_map(s, &win->ctl) != 0)
|
|
|
- return CS_BAD_ARGS;
|
|
|
- s->state |= SOCKET_WIN_REQ(w);
|
|
|
-
|
|
|
- /* Return window handle */
|
|
|
- if (s->features & SS_CAP_STATIC_MAP) {
|
|
|
- req->Base = win->ctl.static_start;
|
|
|
- } else {
|
|
|
- req->Base = win->ctl.res->start;
|
|
|
- }
|
|
|
- *wh = win;
|
|
|
-
|
|
|
- return CS_SUCCESS;
|
|
|
-} /* request_window */
|
|
|
|
|
|
/*======================================================================
|
|
|
|
|
|
@@ -1888,20 +965,8 @@ static int pcmcia_socket_hotplug(struct class_device *dev, char **envp,
|
|
|
======================================================================*/
|
|
|
/* in alpha order */
|
|
|
EXPORT_SYMBOL(pcmcia_eject_card);
|
|
|
-EXPORT_SYMBOL(pcmcia_get_card_services_info);
|
|
|
-EXPORT_SYMBOL(pcmcia_get_mem_page);
|
|
|
EXPORT_SYMBOL(pcmcia_insert_card);
|
|
|
-EXPORT_SYMBOL(pcmcia_map_mem_page);
|
|
|
-EXPORT_SYMBOL(pcmcia_modify_configuration);
|
|
|
-EXPORT_SYMBOL(pcmcia_release_configuration);
|
|
|
-EXPORT_SYMBOL(pcmcia_release_io);
|
|
|
-EXPORT_SYMBOL(pcmcia_release_irq);
|
|
|
-EXPORT_SYMBOL(pcmcia_release_window);
|
|
|
EXPORT_SYMBOL(pcmcia_replace_cis);
|
|
|
-EXPORT_SYMBOL(pcmcia_request_configuration);
|
|
|
-EXPORT_SYMBOL(pcmcia_request_io);
|
|
|
-EXPORT_SYMBOL(pcmcia_request_irq);
|
|
|
-EXPORT_SYMBOL(pcmcia_request_window);
|
|
|
EXPORT_SYMBOL(pcmcia_resume_card);
|
|
|
EXPORT_SYMBOL(pcmcia_suspend_card);
|
|
|
|
Dominik Brodowski