Remove nowhere referenced file. (egrep "filename\." didn't find anything) Signed-off-by: Domen Puncer --- kj/drivers/pcmcia/au1000_generic.c | 696 ------------------------------------- 1 files changed, 696 deletions(-) diff -L drivers/pcmcia/au1000_generic.c -puN drivers/pcmcia/au1000_generic.c~remove_file-drivers_pcmcia_au1000_generic.c /dev/null --- kj/drivers/pcmcia/au1000_generic.c +++ /dev/null 2004-12-24 01:21:08.000000000 +0100 @@ -1,696 +0,0 @@ -/* - * - * Alchemy Semi Au1000 pcmcia driver - * - * Copyright 2001 MontaVista Software Inc. - * Author: MontaVista Software, Inc. - * ppopov@mvista.com or source@mvista.com - * - * ######################################################################## - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * ######################################################################## - * - * - */ -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#include -#include -#include -#include "cs_internal.h" - -#include -#include -#include - -#include -#include - -#ifdef DEBUG -static int pc_debug; - -module_param(pc_debug, int, 0644); - -#define debug(lvl,fmt) do { \ - if (pc_debug > (lvl)) \ - printk(KERN_DEBUG fmt); \ -} while (0) -#else -#define debug(lvl,fmt) do { } while (0) -#endif - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Pete Popov, MontaVista Software "); -MODULE_DESCRIPTION("Linux PCMCIA Card Services: Au1x00 Socket Controller"); - -#define MAP_SIZE 0x1000000 - -/* This structure maintains housekeeping state for each socket, such - * as the last known values of the card detect pins, or the Card Services - * callback value associated with the socket: - */ -static struct au1000_pcmcia_socket *pcmcia_socket; -static int socket_count; - - -/* Returned by the low-level PCMCIA interface: */ -static struct pcmcia_low_level *pcmcia_low_level; - -/* Event poll timer structure */ -static struct timer_list poll_timer; - - -/* Prototypes for routines which are used internally: */ - -static int au1000_pcmcia_driver_init(void); -static void au1000_pcmcia_driver_shutdown(void); -static void au1000_pcmcia_task_handler(void *data); -static void au1000_pcmcia_poll_event(unsigned long data); -static void au1000_pcmcia_interrupt(int irq, void *dev, struct pt_regs *regs); -static struct tq_struct au1000_pcmcia_task; - -#ifdef CONFIG_PROC_FS -static int au1000_pcmcia_proc_status(char *buf, char **start, - off_t pos, int count, int *eof, void *data); -#endif - - -/* Prototypes for operations which are exported to the - * new-and-impr^H^H^H^H^H^H^H^H^H^H in-kernel PCMCIA core: - */ - -static int au1000_pcmcia_init(u32 sock); -static int au1000_pcmcia_suspend(u32 sock); -static int au1000_pcmcia_register_callback(u32 sock, - void (*handler)(void *, u32), void *info); -static int au1000_pcmcia_inquire_socket(u32 sock, socket_cap_t *cap); -static int au1000_pcmcia_get_status(u32 sock, u_int *value); -static int au1000_pcmcia_get_socket(u32 sock, socket_state_t *state); -static int au1000_pcmcia_set_socket(u32 sock, socket_state_t *state); -static int au1000_pcmcia_get_io_map(u32 sock, struct pccard_io_map *io); -static int au1000_pcmcia_set_io_map(u32 sock, struct pccard_io_map *io); -static int au1000_pcmcia_get_mem_map(u32 sock, struct pccard_mem_map *mem); -static int au1000_pcmcia_set_mem_map(u32 sock, struct pccard_mem_map *mem); -#ifdef CONFIG_PROC_FS -static void au1000_pcmcia_proc_setup(u32 sock, struct proc_dir_entry *base); -#endif - -static struct pccard_operations au1000_pcmcia_operations = { - au1000_pcmcia_init, - au1000_pcmcia_suspend, - au1000_pcmcia_register_callback, - au1000_pcmcia_inquire_socket, - au1000_pcmcia_get_status, - au1000_pcmcia_get_socket, - au1000_pcmcia_set_socket, - au1000_pcmcia_get_io_map, - au1000_pcmcia_set_io_map, - au1000_pcmcia_get_mem_map, - au1000_pcmcia_set_mem_map, -#ifdef CONFIG_PROC_FS - au1000_pcmcia_proc_setup -#endif -}; - -static spinlock_t pcmcia_lock = SPIN_LOCK_UNLOCKED; - -static int __init au1000_pcmcia_driver_init(void) -{ - struct pcmcia_init pcmcia_init; - struct pcmcia_state state; - unsigned int i; - - printk("\nAu1x00 PCMCIA\n"); - -#ifndef CONFIG_64BIT_PHYS_ADDR - printk(KERN_ERR "Au1x00 PCMCIA 36 bit IO support not enabled\n"); - return -1; -#endif - -#if defined(CONFIG_MIPS_PB1000) || defined(CONFIG_MIPS_PB1100) || defined(CONFIG_MIPS_PB1500) - pcmcia_low_level=&pb1x00_pcmcia_ops; -#else -#error Unsupported AU1000 board. -#endif - - pcmcia_init.handler=au1000_pcmcia_interrupt; - if((socket_count=pcmcia_low_level->init(&pcmcia_init))<0) { - printk(KERN_ERR "Unable to initialize PCMCIA service.\n"); - return -EIO; - } - - /* NOTE: the chip select must already be setup */ - - pcmcia_socket = - kmalloc(sizeof(struct au1000_pcmcia_socket) * socket_count, - GFP_KERNEL); - if (!pcmcia_socket) { - printk(KERN_ERR "Card Services can't get memory \n"); - return -1; - } - memset(pcmcia_socket, 0, - sizeof(struct au1000_pcmcia_socket) * socket_count); - - /* - * Assuming max of 2 sockets, which the Au1000 supports. - * WARNING: the Pb1000 has two sockets, and both work, but you - * can't use them both at the same time due to glue logic conflicts. - */ - for(i=0; i < socket_count; i++) { - - if(pcmcia_low_level->socket_state(i, &state)<0){ - printk(KERN_ERR "Unable to get PCMCIA status\n"); - return -EIO; - } - pcmcia_socket[i].k_state=state; - pcmcia_socket[i].cs_state.csc_mask=SS_DETECT; - - if (i == 0) { - pcmcia_socket[i].virt_io = - (u32)ioremap((ioaddr_t)0xF00000000, 0x1000); - pcmcia_socket[i].phys_attr = (memaddr_t)0xF40000000; - pcmcia_socket[i].phys_mem = (memaddr_t)0xF80000000; - } - else { - pcmcia_socket[i].virt_io = - (u32)ioremap((ioaddr_t)0xF08000000, 0x1000); - pcmcia_socket[i].phys_attr = (memaddr_t)0xF48000000; - pcmcia_socket[i].phys_mem = (memaddr_t)0xF88000000; - } - } - - /* Only advertise as many sockets as we can detect: */ - if(register_ss_entry(socket_count, &au1000_pcmcia_operations)<0){ - printk(KERN_ERR "Unable to register socket service routine\n"); - return -ENXIO; - } - - /* Start the event poll timer. - * It will reschedule by itself afterwards. - */ - au1000_pcmcia_poll_event(0); - - debug(1, "au1000: initialization complete\n"); - return 0; - -} /* au1000_pcmcia_driver_init() */ - -module_init(au1000_pcmcia_driver_init); - -static void __exit au1000_pcmcia_driver_shutdown(void) -{ - int i; - - del_timer_sync(&poll_timer); - unregister_ss_entry(&au1000_pcmcia_operations); - pcmcia_low_level->shutdown(); - flush_scheduled_tasks(); - for(i=0; i < socket_count; i++) { - if (pcmcia_socket[i].virt_io) - iounmap((void *)pcmcia_socket[i].virt_io); - } - debug(1, "au1000: shutdown complete\n"); -} - -module_exit(au1000_pcmcia_driver_shutdown); - -static int au1000_pcmcia_init(unsigned int sock) { return 0; } - -static int au1000_pcmcia_suspend(unsigned int sock) -{ - return 0; -} - - -static inline unsigned -au1000_pcmcia_events(struct pcmcia_state *state, - struct pcmcia_state *prev_state, - unsigned int mask, unsigned int flags) -{ - unsigned int events=0; - - if(state->detect!=prev_state->detect){ - debug(2, "%s(): card detect value %u\n", - __FUNCTION__, state->detect); - events |= mask&SS_DETECT; - } - - - if(state->ready!=prev_state->ready){ - debug(2, "%s(): card ready value %u\n", - __FUNCTION__, state->ready); - events |= mask&((flags&SS_IOCARD)?0:SS_READY); - } - - *prev_state=*state; - return events; - -} /* au1000_pcmcia_events() */ - - -/* - * Au1000_pcmcia_task_handler() - * Processes socket events. - */ -static void au1000_pcmcia_task_handler(void *data) -{ - struct pcmcia_state state; - int i, events, irq_status; - - for(i=0; isocket_state(i, &state))<0) - printk(KERN_ERR "low-level PCMCIA error\n"); - - events = au1000_pcmcia_events(&state, - &pcmcia_socket[i].k_state, - pcmcia_socket[i].cs_state.csc_mask, - pcmcia_socket[i].cs_state.flags); - if(pcmcia_socket[i].handler!=NULL) { - pcmcia_socket[i].handler(pcmcia_socket[i].handler_info, - events); - } - } - -} /* au1000_pcmcia_task_handler() */ - -static struct tq_struct au1000_pcmcia_task = { - routine: au1000_pcmcia_task_handler -}; - - -static void au1000_pcmcia_poll_event(unsigned long dummy) -{ - poll_timer.function = au1000_pcmcia_poll_event; - poll_timer.expires = jiffies + AU1000_PCMCIA_POLL_PERIOD; - add_timer(&poll_timer); - schedule_task(&au1000_pcmcia_task); -} - - -/* - * au1000_pcmcia_interrupt() - * The actual interrupt work is performed by au1000_pcmcia_task(), - * because the Card Services event handling code performs scheduling - * operations which cannot be executed from within an interrupt context. - */ -static void -au1000_pcmcia_interrupt(int irq, void *dev, struct pt_regs *regs) -{ - schedule_task(&au1000_pcmcia_task); -} - - -static int -au1000_pcmcia_register_callback(unsigned int sock, - void (*handler)(void *, unsigned int), void *info) -{ - if(handler==NULL){ - pcmcia_socket[sock].handler=NULL; - MOD_DEC_USE_COUNT; - } else { - MOD_INC_USE_COUNT; - pcmcia_socket[sock].handler=handler; - pcmcia_socket[sock].handler_info=info; - } - return 0; -} - - -/* au1000_pcmcia_inquire_socket() - * - * From the sa1100 socket driver : - * - * Implements the inquire_socket() operation for the in-kernel PCMCIA - * service (formerly SS_InquireSocket in Card Services). We set - * SS_CAP_STATIC_MAP, which disables the memory resource database check. - * (Mapped memory is set up within the socket driver itself.) - * - * In conjunction with the STATIC_MAP capability is a new field, - * `io_offset', recommended by David Hinds. Rather than go through - * the SetIOMap interface (which is not quite suited for communicating - * window locations up from the socket driver), we just pass up - * an offset which is applied to client-requested base I/O addresses - * in alloc_io_space(). - * - * Returns: 0 on success, -1 if no pin has been configured for `sock' - */ -static int au1000_pcmcia_inquire_socket(unsigned int sock, socket_cap_t *cap) -{ - struct pcmcia_irq_info irq_info; - - if(sock > socket_count){ - printk(KERN_ERR "au1000: socket %u not configured\n", sock); - return -1; - } - - /* from the sa1100_generic driver: */ - - /* SS_CAP_PAGE_REGS: used by setup_cis_mem() in cistpl.c to set the - * force_low argument to validate_mem() in rsrc_mgr.c -- since in - * general, the mapped * addresses of the PCMCIA memory regions - * will not be within 0xffff, setting force_low would be - * undesirable. - * - * SS_CAP_STATIC_MAP: don't bother with the (user-configured) memory - * resource database; we instead pass up physical address ranges - * and allow other parts of Card Services to deal with remapping. - * - * SS_CAP_PCCARD: we can deal with 16-bit PCMCIA & CF cards, but - * not 32-bit CardBus devices. - */ - cap->features=(SS_CAP_PAGE_REGS | SS_CAP_STATIC_MAP | SS_CAP_PCCARD); - - irq_info.sock=sock; - irq_info.irq=-1; - - if(pcmcia_low_level->get_irq_info(&irq_info)<0){ - printk(KERN_ERR "Error obtaining IRQ info socket %u\n", sock); - return -1; - } - - cap->irq_mask=0; - cap->map_size=MAP_SIZE; - cap->pci_irq=irq_info.irq; - cap->io_offset=pcmcia_socket[sock].virt_io; - - return 0; - -} /* au1000_pcmcia_inquire_socket() */ - - -static int -au1000_pcmcia_get_status(unsigned int sock, unsigned int *status) -{ - struct pcmcia_state state; - - - if((pcmcia_low_level->socket_state(sock, &state))<0){ - printk(KERN_ERR "Unable to get PCMCIA status from kernel.\n"); - return -1; - } - - pcmcia_socket[sock].k_state = state; - - *status = state.detect?SS_DETECT:0; - - *status |= state.ready?SS_READY:0; - - *status |= pcmcia_socket[sock].cs_state.Vcc?SS_POWERON:0; - - if(pcmcia_socket[sock].cs_state.flags&SS_IOCARD) - *status |= state.bvd1?SS_STSCHG:0; - else { - if(state.bvd1==0) - *status |= SS_BATDEAD; - else if(state.bvd2 == 0) - *status |= SS_BATWARN; - } - - *status|=state.vs_3v?SS_3VCARD:0; - - *status|=state.vs_Xv?SS_XVCARD:0; - - debug(2, "\tstatus: %s%s%s%s%s%s%s%s\n", - (*status&SS_DETECT)?"DETECT ":"", - (*status&SS_READY)?"READY ":"", - (*status&SS_BATDEAD)?"BATDEAD ":"", - (*status&SS_BATWARN)?"BATWARN ":"", - (*status&SS_POWERON)?"POWERON ":"", - (*status&SS_STSCHG)?"STSCHG ":"", - (*status&SS_3VCARD)?"3VCARD ":"", - (*status&SS_XVCARD)?"XVCARD ":""); - - return 0; - -} /* au1000_pcmcia_get_status() */ - - -static int -au1000_pcmcia_get_socket(unsigned int sock, socket_state_t *state) -{ - *state = pcmcia_socket[sock].cs_state; - return 0; -} - - -static int -au1000_pcmcia_set_socket(unsigned int sock, socket_state_t *state) -{ - struct pcmcia_configure configure; - - debug(2, "\tmask: %s%s%s%s%s%s\n\tflags: %s%s%s%s%s%s\n" - "\tVcc %d Vpp %d irq %d\n", - (state->csc_mask==0)?"":"", - (state->csc_mask&SS_DETECT)?"DETECT ":"", - (state->csc_mask&SS_READY)?"READY ":"", - (state->csc_mask&SS_BATDEAD)?"BATDEAD ":"", - (state->csc_mask&SS_BATWARN)?"BATWARN ":"", - (state->csc_mask&SS_STSCHG)?"STSCHG ":"", - (state->flags==0)?"":"", - (state->flags&SS_PWR_AUTO)?"PWR_AUTO ":"", - (state->flags&SS_IOCARD)?"IOCARD ":"", - (state->flags&SS_RESET)?"RESET ":"", - (state->flags&SS_SPKR_ENA)?"SPKR_ENA ":"", - (state->flags&SS_OUTPUT_ENA)?"OUTPUT_ENA ":"", - state->Vcc, state->Vpp, state->io_irq); - - configure.sock=sock; - configure.vcc=state->Vcc; - configure.vpp=state->Vpp; - configure.output=(state->flags&SS_OUTPUT_ENA)?1:0; - configure.speaker=(state->flags&SS_SPKR_ENA)?1:0; - configure.reset=(state->flags&SS_RESET)?1:0; - - if(pcmcia_low_level->configure_socket(&configure)<0){ - printk(KERN_ERR "Unable to configure socket %u\n", sock); - return -1; - } - - pcmcia_socket[sock].cs_state = *state; - return 0; - -} /* au1000_pcmcia_set_socket() */ - - -static int -au1000_pcmcia_get_io_map(unsigned int sock, struct pccard_io_map *map) -{ - debug(1, "au1000_pcmcia_get_io_map: sock %d\n", sock); - if(map->map>=MAX_IO_WIN){ - printk(KERN_ERR "%s(): map (%d) out of range\n", - __FUNCTION__, map->map); - return -1; - } - *map=pcmcia_socket[sock].io_map[map->map]; - return 0; -} - - -int -au1000_pcmcia_set_io_map(unsigned int sock, struct pccard_io_map *map) -{ - unsigned int speed; - unsigned long start; - - if(map->map>=MAX_IO_WIN){ - printk(KERN_ERR "%s(): map (%d) out of range\n", - __FUNCTION__, map->map); - return -1; - } - - if(map->flags&MAP_ACTIVE){ - speed=(map->speed>0)?map->speed:AU1000_PCMCIA_IO_SPEED; - pcmcia_socket[sock].speed_io=speed; - } - - start=map->start; - - if(map->stop==1) { - map->stop=PAGE_SIZE-1; - } - - map->start=pcmcia_socket[sock].virt_io; - map->stop=map->start+(map->stop-start); - pcmcia_socket[sock].io_map[map->map]=*map; - debug(3, "set_io_map %d start %x stop %x\n", - map->map, map->start, map->stop); - return 0; - -} /* au1000_pcmcia_set_io_map() */ - - -static int -au1000_pcmcia_get_mem_map(unsigned int sock, struct pccard_mem_map *map) -{ - - if(map->map>=MAX_WIN) { - printk(KERN_ERR "%s(): map (%d) out of range\n", - __FUNCTION__, map->map); - return -1; - } - *map=pcmcia_socket[sock].mem_map[map->map]; - return 0; -} - - -static int -au1000_pcmcia_set_mem_map(unsigned int sock, struct pccard_mem_map *map) -{ - unsigned int speed; - u_long flags; - - if(map->map>=MAX_WIN){ - printk(KERN_ERR "%s(): map (%d) out of range\n", - __FUNCTION__, map->map); - return -1; - } - - if(map->flags&MAP_ACTIVE){ - speed=(map->speed>0)?map->speed:AU1000_PCMCIA_MEM_SPEED; - - /* TBD */ - if(map->flags&MAP_ATTRIB){ - pcmcia_socket[sock].speed_attr=speed; - } - else { - pcmcia_socket[sock].speed_mem=speed; - } - } - - spin_lock_irqsave(&pcmcia_lock, flags); - if (map->flags & MAP_ATTRIB) { - map->static_start = pcmcia_socket[sock].phys_attr + - map->card_start; - } - else { - map->static_start = pcmcia_socket[sock].phys_mem + - map->card_start; - } - - pcmcia_socket[sock].mem_map[map->map]=*map; - spin_unlock_irqrestore(&pcmcia_lock, flags); - debug(3, "set_mem_map %d start %x card_start %x\n", - map->map, map->static_start, - map->card_start); - return 0; - -} /* au1000_pcmcia_set_mem_map() */ - - -#if defined(CONFIG_PROC_FS) - -static void -au1000_pcmcia_proc_setup(unsigned int sock, struct proc_dir_entry *base) -{ - struct proc_dir_entry *entry; - - if((entry=create_proc_entry("status", 0, base))==NULL){ - printk(KERN_ERR "Unable to install \"status\" procfs entry\n"); - return; - } - - entry->read_proc=au1000_pcmcia_proc_status; - entry->data=(void *)sock; -} - - -/* au1000_pcmcia_proc_status() - * Implements the /proc/bus/pccard/??/status file. - * - * Returns: the number of characters added to the buffer - */ -static int -au1000_pcmcia_proc_status(char *buf, char **start, off_t pos, - int count, int *eof, void *data) -{ - char *p=buf; - unsigned int sock=(unsigned int)data; - - p+=sprintf(p, "k_flags : %s%s%s%s%s%s%s\n", - pcmcia_socket[sock].k_state.detect?"detect ":"", - pcmcia_socket[sock].k_state.ready?"ready ":"", - pcmcia_socket[sock].k_state.bvd1?"bvd1 ":"", - pcmcia_socket[sock].k_state.bvd2?"bvd2 ":"", - pcmcia_socket[sock].k_state.wrprot?"wrprot ":"", - pcmcia_socket[sock].k_state.vs_3v?"vs_3v ":"", - pcmcia_socket[sock].k_state.vs_Xv?"vs_Xv ":""); - - p+=sprintf(p, "status : %s%s%s%s%s%s%s%s%s\n", - pcmcia_socket[sock].k_state.detect?"SS_DETECT ":"", - pcmcia_socket[sock].k_state.ready?"SS_READY ":"", - pcmcia_socket[sock].cs_state.Vcc?"SS_POWERON ":"", - pcmcia_socket[sock].cs_state.flags&SS_IOCARD?\ - "SS_IOCARD ":"", - (pcmcia_socket[sock].cs_state.flags&SS_IOCARD && - pcmcia_socket[sock].k_state.bvd1)?"SS_STSCHG ":"", - ((pcmcia_socket[sock].cs_state.flags&SS_IOCARD)==0 && - (pcmcia_socket[sock].k_state.bvd1==0))?"SS_BATDEAD ":"", - ((pcmcia_socket[sock].cs_state.flags&SS_IOCARD)==0 && - (pcmcia_socket[sock].k_state.bvd2==0))?"SS_BATWARN ":"", - pcmcia_socket[sock].k_state.vs_3v?"SS_3VCARD ":"", - pcmcia_socket[sock].k_state.vs_Xv?"SS_XVCARD ":""); - - p+=sprintf(p, "mask : %s%s%s%s%s\n", - pcmcia_socket[sock].cs_state.csc_mask&SS_DETECT?\ - "SS_DETECT ":"", - pcmcia_socket[sock].cs_state.csc_mask&SS_READY?\ - "SS_READY ":"", - pcmcia_socket[sock].cs_state.csc_mask&SS_BATDEAD?\ - "SS_BATDEAD ":"", - pcmcia_socket[sock].cs_state.csc_mask&SS_BATWARN?\ - "SS_BATWARN ":"", - pcmcia_socket[sock].cs_state.csc_mask&SS_STSCHG?\ - "SS_STSCHG ":""); - - p+=sprintf(p, "cs_flags : %s%s%s%s%s\n", - pcmcia_socket[sock].cs_state.flags&SS_PWR_AUTO?\ - "SS_PWR_AUTO ":"", - pcmcia_socket[sock].cs_state.flags&SS_IOCARD?\ - "SS_IOCARD ":"", - pcmcia_socket[sock].cs_state.flags&SS_RESET?\ - "SS_RESET ":"", - pcmcia_socket[sock].cs_state.flags&SS_SPKR_ENA?\ - "SS_SPKR_ENA ":"", - pcmcia_socket[sock].cs_state.flags&SS_OUTPUT_ENA?\ - "SS_OUTPUT_ENA ":""); - - p+=sprintf(p, "Vcc : %d\n", pcmcia_socket[sock].cs_state.Vcc); - p+=sprintf(p, "Vpp : %d\n", pcmcia_socket[sock].cs_state.Vpp); - p+=sprintf(p, "irq : %d\n", pcmcia_socket[sock].cs_state.io_irq); - p+=sprintf(p, "I/O : %u\n", pcmcia_socket[sock].speed_io); - p+=sprintf(p, "attribute: %u\n", pcmcia_socket[sock].speed_attr); - p+=sprintf(p, "common : %u\n", pcmcia_socket[sock].speed_mem); - return p-buf; -} - - -#endif /* defined(CONFIG_PROC_FS) */ _