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-rw-r--r--openwrt/package/linux/kernel-source/drivers/pcmcia/bcm4710_generic.c912
1 files changed, 0 insertions, 912 deletions
diff --git a/openwrt/package/linux/kernel-source/drivers/pcmcia/bcm4710_generic.c b/openwrt/package/linux/kernel-source/drivers/pcmcia/bcm4710_generic.c
deleted file mode 100644
index 18eba4679..000000000
--- a/openwrt/package/linux/kernel-source/drivers/pcmcia/bcm4710_generic.c
+++ /dev/null
@@ -1,912 +0,0 @@
-/*
- *
- * bcm47xx pcmcia driver
- *
- * Copyright 2004, Broadcom Corporation
- * All Rights Reserved.
- *
- * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
- * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
- * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
- *
- * Based on sa1100_generic.c from www.handhelds.org,
- * and au1000_generic.c from oss.sgi.com.
- *
- * $Id$
- */
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/config.h>
-#include <linux/delay.h>
-#include <linux/ioport.h>
-#include <linux/kernel.h>
-#include <linux/tqueue.h>
-#include <linux/timer.h>
-#include <linux/mm.h>
-#include <linux/proc_fs.h>
-#include <linux/version.h>
-#include <linux/types.h>
-#include <linux/vmalloc.h>
-
-#include <pcmcia/version.h>
-#include <pcmcia/cs_types.h>
-#include <pcmcia/cs.h>
-#include <pcmcia/ss.h>
-#include <pcmcia/bulkmem.h>
-#include <pcmcia/cistpl.h>
-#include <pcmcia/bus_ops.h>
-#include "cs_internal.h"
-
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/system.h>
-
-#include <typedefs.h>
-#include <bcm4710.h>
-#include <sbextif.h>
-
-#include "bcm4710pcmcia.h"
-
-#ifdef PCMCIA_DEBUG
-static int pc_debug = PCMCIA_DEBUG;
-#endif
-
-MODULE_DESCRIPTION("Linux PCMCIA Card Services: bcm47xx Socket Controller");
-
-/* 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 bcm47xx_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 bcm47xx_pcmcia_driver_init(void);
-static void bcm47xx_pcmcia_driver_shutdown(void);
-static void bcm47xx_pcmcia_task_handler(void *data);
-static void bcm47xx_pcmcia_poll_event(unsigned long data);
-static void bcm47xx_pcmcia_interrupt(int irq, void *dev, struct pt_regs *regs);
-static struct tq_struct bcm47xx_pcmcia_task;
-
-#ifdef CONFIG_PROC_FS
-static int bcm47xx_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
- * in-kernel PCMCIA core:
- */
-
-static int bcm47xx_pcmcia_init(unsigned int sock);
-static int bcm47xx_pcmcia_suspend(unsigned int sock);
-static int bcm47xx_pcmcia_register_callback(unsigned int sock,
- void (*handler)(void *, unsigned int), void *info);
-static int bcm47xx_pcmcia_inquire_socket(unsigned int sock, socket_cap_t *cap);
-static int bcm47xx_pcmcia_get_status(unsigned int sock, u_int *value);
-static int bcm47xx_pcmcia_get_socket(unsigned int sock, socket_state_t *state);
-static int bcm47xx_pcmcia_set_socket(unsigned int sock, socket_state_t *state);
-static int bcm47xx_pcmcia_get_io_map(unsigned int sock, struct pccard_io_map *io);
-static int bcm47xx_pcmcia_set_io_map(unsigned int sock, struct pccard_io_map *io);
-static int bcm47xx_pcmcia_get_mem_map(unsigned int sock, struct pccard_mem_map *mem);
-static int bcm47xx_pcmcia_set_mem_map(unsigned int sock, struct pccard_mem_map *mem);
-#ifdef CONFIG_PROC_FS
-static void bcm47xx_pcmcia_proc_setup(unsigned int sock, struct proc_dir_entry *base);
-#endif
-
-static struct pccard_operations bcm47xx_pcmcia_operations = {
- bcm47xx_pcmcia_init,
- bcm47xx_pcmcia_suspend,
- bcm47xx_pcmcia_register_callback,
- bcm47xx_pcmcia_inquire_socket,
- bcm47xx_pcmcia_get_status,
- bcm47xx_pcmcia_get_socket,
- bcm47xx_pcmcia_set_socket,
- bcm47xx_pcmcia_get_io_map,
- bcm47xx_pcmcia_set_io_map,
- bcm47xx_pcmcia_get_mem_map,
- bcm47xx_pcmcia_set_mem_map,
-#ifdef CONFIG_PROC_FS
- bcm47xx_pcmcia_proc_setup
-#endif
-};
-
-
-/*
- * bcm47xx_pcmcia_driver_init()
- *
- * This routine performs a basic sanity check to ensure that this
- * kernel has been built with the appropriate board-specific low-level
- * PCMCIA support, performs low-level PCMCIA initialization, registers
- * this socket driver with Card Services, and then spawns the daemon
- * thread which is the real workhorse of the socket driver.
- *
- * Please see linux/Documentation/arm/SA1100/PCMCIA for more information
- * on the low-level kernel interface.
- *
- * Returns: 0 on success, -1 on error
- */
-static int __init bcm47xx_pcmcia_driver_init(void)
-{
- servinfo_t info;
- struct pcmcia_init pcmcia_init;
- struct pcmcia_state state;
- unsigned int i;
- unsigned long tmp;
-
-
- printk("\nBCM47XX PCMCIA (CS release %s)\n", CS_RELEASE);
-
- CardServices(GetCardServicesInfo, &info);
-
- if (info.Revision != CS_RELEASE_CODE) {
- printk(KERN_ERR "Card Services release codes do not match\n");
- return -1;
- }
-
-#ifdef CONFIG_BCM4710
- pcmcia_low_level=&bcm4710_pcmcia_ops;
-#else
-#error Unsupported Broadcom BCM47XX board.
-#endif
-
- pcmcia_init.handler=bcm47xx_pcmcia_interrupt;
-
- if ((socket_count = pcmcia_low_level->init(&pcmcia_init)) < 0) {
- printk(KERN_ERR "Unable to initialize PCMCIA service.\n");
- return -EIO;
- } else {
- printk("\t%d PCMCIA sockets initialized.\n", socket_count);
- }
-
- pcmcia_socket =
- kmalloc(sizeof(struct bcm47xx_pcmcia_socket) * socket_count,
- GFP_KERNEL);
- memset(pcmcia_socket, 0,
- sizeof(struct bcm47xx_pcmcia_socket) * socket_count);
- if (!pcmcia_socket) {
- printk(KERN_ERR "Card Services can't get memory \n");
- return -1;
- }
-
- 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 =
- (unsigned long)ioremap_nocache(EXTIF_PCMCIA_IOBASE(BCM4710_EXTIF), 0x1000);
- /* Substract ioport base which gets added by in/out */
- pcmcia_socket[i].virt_io -= mips_io_port_base;
- pcmcia_socket[i].phys_attr =
- (unsigned long)EXTIF_PCMCIA_CFGBASE(BCM4710_EXTIF);
- pcmcia_socket[i].phys_mem =
- (unsigned long)EXTIF_PCMCIA_MEMBASE(BCM4710_EXTIF);
- } else {
- printk(KERN_ERR "bcm4710: socket 1 not supported\n");
- return 1;
- }
- }
-
- /* Only advertise as many sockets as we can detect: */
- if (register_ss_entry(socket_count, &bcm47xx_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.
- */
- bcm47xx_pcmcia_poll_event(0);
-
- DEBUG(1, "bcm4710: initialization complete\n");
- return 0;
-
-}
-
-module_init(bcm47xx_pcmcia_driver_init);
-
-
-/*
- * bcm47xx_pcmcia_driver_shutdown()
- *
- * Invokes the low-level kernel service to free IRQs associated with this
- * socket controller and reset GPIO edge detection.
- */
-static void __exit bcm47xx_pcmcia_driver_shutdown(void)
-{
- int i;
-
- del_timer_sync(&poll_timer);
- unregister_ss_entry(&bcm47xx_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);
- if (pcmcia_socket[i].phys_attr)
- iounmap((void *)pcmcia_socket[i].phys_attr);
- if (pcmcia_socket[i].phys_mem)
- iounmap((void *)pcmcia_socket[i].phys_mem);
- }
- DEBUG(1, "bcm4710: shutdown complete\n");
-}
-
-module_exit(bcm47xx_pcmcia_driver_shutdown);
-
-/*
- * bcm47xx_pcmcia_init()
- * We perform all of the interesting initialization tasks in
- * bcm47xx_pcmcia_driver_init().
- *
- * Returns: 0
- */
-static int bcm47xx_pcmcia_init(unsigned int sock)
-{
- DEBUG(1, "%s(): initializing socket %u\n", __FUNCTION__, sock);
-
- return 0;
-}
-
-/*
- * bcm47xx_pcmcia_suspend()
- *
- * We don't currently perform any actions on a suspend.
- *
- * Returns: 0
- */
-static int bcm47xx_pcmcia_suspend(unsigned int sock)
-{
- DEBUG(1, "%s(): suspending socket %u\n", __FUNCTION__, sock);
-
- return 0;
-}
-
-
-/*
- * bcm47xx_pcmcia_events()
- *
- * Helper routine to generate a Card Services event mask based on
- * state information obtained from the kernel low-level PCMCIA layer
- * in a recent (and previous) sampling. Updates `prev_state'.
- *
- * Returns: an event mask for the given socket state.
- */
-static inline unsigned
-bcm47xx_pcmcia_events(struct pcmcia_state *state,
- struct pcmcia_state *prev_state,
- unsigned int mask, unsigned int flags)
-{
- unsigned int events=0;
-
- if (state->bvd1 != prev_state->bvd1) {
-
- DEBUG(3, "%s(): card BVD1 value %u\n", __FUNCTION__, state->bvd1);
-
- events |= mask & (flags & SS_IOCARD) ? SS_STSCHG : SS_BATDEAD;
- }
-
- if (state->bvd2 != prev_state->bvd2) {
-
- DEBUG(3, "%s(): card BVD2 value %u\n", __FUNCTION__, state->bvd2);
-
- events |= mask & (flags & SS_IOCARD) ? 0 : SS_BATWARN;
- }
-
- if (state->detect != prev_state->detect) {
-
- DEBUG(3, "%s(): card detect value %u\n", __FUNCTION__, state->detect);
-
- events |= mask & SS_DETECT;
- }
-
-
- if (state->ready != prev_state->ready) {
-
- DEBUG(3, "%s(): card ready value %u\n", __FUNCTION__, state->ready);
-
- events |= mask & ((flags & SS_IOCARD) ? 0 : SS_READY);
- }
-
- if (events != 0) {
- DEBUG(2, "events: %s%s%s%s%s\n",
- (events & SS_DETECT) ? "DETECT " : "",
- (events & SS_READY) ? "READY " : "",
- (events & SS_BATDEAD) ? "BATDEAD " : "",
- (events & SS_BATWARN) ? "BATWARN " : "",
- (events & SS_STSCHG) ? "STSCHG " : "");
- }
-
- *prev_state=*state;
- return events;
-}
-
-
-/*
- * bcm47xx_pcmcia_task_handler()
- *
- * Processes serviceable socket events using the "eventd" thread context.
- *
- * Event processing (specifically, the invocation of the Card Services event
- * callback) occurs in this thread rather than in the actual interrupt
- * handler due to the use of scheduling operations in the PCMCIA core.
- */
-static void bcm47xx_pcmcia_task_handler(void *data)
-{
- struct pcmcia_state state;
- int i, events, irq_status;
-
- DEBUG(4, "%s(): entering PCMCIA monitoring thread\n", __FUNCTION__);
-
- for (i = 0; i < socket_count; i++) {
- if ((irq_status = pcmcia_low_level->socket_state(i, &state)) < 0)
- printk(KERN_ERR "Error in kernel low-level PCMCIA service.\n");
-
- events = bcm47xx_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);
- }
- }
-}
-
-static struct tq_struct bcm47xx_pcmcia_task = {
- routine: bcm47xx_pcmcia_task_handler
-};
-
-
-/*
- * bcm47xx_pcmcia_poll_event()
- *
- * Let's poll for events in addition to IRQs since IRQ only is unreliable...
- */
-static void bcm47xx_pcmcia_poll_event(unsigned long dummy)
-{
- DEBUG(4, "%s(): polling for events\n", __FUNCTION__);
-
- poll_timer.function = bcm47xx_pcmcia_poll_event;
- poll_timer.expires = jiffies + BCM47XX_PCMCIA_POLL_PERIOD;
- add_timer(&poll_timer);
- schedule_task(&bcm47xx_pcmcia_task);
-}
-
-
-/*
- * bcm47xx_pcmcia_interrupt()
- *
- * Service routine for socket driver interrupts (requested by the
- * low-level PCMCIA init() operation via bcm47xx_pcmcia_thread()).
- *
- * The actual interrupt-servicing work is performed by
- * bcm47xx_pcmcia_task(), largely because the Card Services event-
- * handling code performs scheduling operations which cannot be
- * executed from within an interrupt context.
- */
-static void
-bcm47xx_pcmcia_interrupt(int irq, void *dev, struct pt_regs *regs)
-{
- DEBUG(3, "%s(): servicing IRQ %d\n", __FUNCTION__, irq);
- schedule_task(&bcm47xx_pcmcia_task);
-}
-
-
-/*
- * bcm47xx_pcmcia_register_callback()
- *
- * Implements the register_callback() operation for the in-kernel
- * PCMCIA service (formerly SS_RegisterCallback in Card Services). If
- * the function pointer `handler' is not NULL, remember the callback
- * location in the state for `sock', and increment the usage counter
- * for the driver module. (The callback is invoked from the interrupt
- * service routine, bcm47xx_pcmcia_interrupt(), to notify Card Services
- * of interesting events.) Otherwise, clear the callback pointer in the
- * socket state and decrement the module usage count.
- *
- * Returns: 0
- */
-static int
-bcm47xx_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;
-}
-
-
-/*
- * bcm47xx_pcmcia_inquire_socket()
- *
- * Implements the inquire_socket() operation for the in-kernel PCMCIA
- * service (formerly SS_InquireSocket in Card Services). Of note is
- * the setting of the SS_CAP_PAGE_REGS bit in the `features' field of
- * `cap' to "trick" Card Services into tolerating large "I/O memory"
- * addresses. Also set is 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
-bcm47xx_pcmcia_inquire_socket(unsigned int sock, socket_cap_t *cap)
-{
- struct pcmcia_irq_info irq_info;
-
- if (sock >= socket_count) {
- printk(KERN_ERR "bcm47xx: socket %u not configured\n", sock);
- return -1;
- }
-
- /* 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 = PAGE_SIZE;
- cap->pci_irq = irq_info.irq;
- cap->io_offset = pcmcia_socket[sock].virt_io;
-
- return 0;
-}
-
-
-/*
- * bcm47xx_pcmcia_get_status()
- *
- * Implements the get_status() operation for the in-kernel PCMCIA
- * service (formerly SS_GetStatus in Card Services). Essentially just
- * fills in bits in `status' according to internal driver state or
- * the value of the voltage detect chipselect register.
- *
- * As a debugging note, during card startup, the PCMCIA core issues
- * three set_socket() commands in a row the first with RESET deasserted,
- * the second with RESET asserted, and the last with RESET deasserted
- * again. Following the third set_socket(), a get_status() command will
- * be issued. The kernel is looking for the SS_READY flag (see
- * setup_socket(), reset_socket(), and unreset_socket() in cs.c).
- *
- * Returns: 0
- */
-static int
-bcm47xx_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;
-
- /* The power status of individual sockets is not available
- * explicitly from the hardware, so we just remember the state
- * and regurgitate it upon request:
- */
- *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;
-}
-
-
-/*
- * bcm47xx_pcmcia_get_socket()
- *
- * Implements the get_socket() operation for the in-kernel PCMCIA
- * service (formerly SS_GetSocket in Card Services). Not a very
- * exciting routine.
- *
- * Returns: 0
- */
-static int
-bcm47xx_pcmcia_get_socket(unsigned int sock, socket_state_t *state)
-{
- DEBUG(2, "%s() for sock %u\n", __FUNCTION__, sock);
-
- /* This information was given to us in an earlier call to set_socket(),
- * so we're just regurgitating it here:
- */
- *state = pcmcia_socket[sock].cs_state;
- return 0;
-}
-
-
-/*
- * bcm47xx_pcmcia_set_socket()
- *
- * Implements the set_socket() operation for the in-kernel PCMCIA
- * service (formerly SS_SetSocket in Card Services). We more or
- * less punt all of this work and let the kernel handle the details
- * of power configuration, reset, &c. We also record the value of
- * `state' in order to regurgitate it to the PCMCIA core later.
- *
- * Returns: 0
- */
-static int
-bcm47xx_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) ? "<NONE>" : "",
- (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) ? "<NONE>" : "",
- (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;
-}
-
-
-/*
- * bcm47xx_pcmcia_get_io_map()
- *
- * Implements the get_io_map() operation for the in-kernel PCMCIA
- * service (formerly SS_GetIOMap in Card Services). Just returns an
- * I/O map descriptor which was assigned earlier by a set_io_map().
- *
- * Returns: 0 on success, -1 if the map index was out of range
- */
-static int
-bcm47xx_pcmcia_get_io_map(unsigned int sock, struct pccard_io_map *map)
-{
- DEBUG(2, "bcm47xx_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;
-}
-
-
-/*
- * bcm47xx_pcmcia_set_io_map()
- *
- * Implements the set_io_map() operation for the in-kernel PCMCIA
- * service (formerly SS_SetIOMap in Card Services). We configure
- * the map speed as requested, but override the address ranges
- * supplied by Card Services.
- *
- * Returns: 0 on success, -1 on error
- */
-int
-bcm47xx_pcmcia_set_io_map(unsigned int sock, struct pccard_io_map *map)
-{
- unsigned int speed;
- unsigned long start;
-
- DEBUG(2, "\tmap %u speed %u\n\tstart 0x%08lx stop 0x%08lx\n"
- "\tflags: %s%s%s%s%s%s%s%s\n",
- map->map, map->speed, map->start, map->stop,
- (map->flags == 0) ? "<NONE>" : "",
- (map->flags & MAP_ACTIVE) ? "ACTIVE " : "",
- (map->flags & MAP_16BIT) ? "16BIT " : "",
- (map->flags & MAP_AUTOSZ) ? "AUTOSZ " : "",
- (map->flags & MAP_0WS) ? "0WS " : "",
- (map->flags & MAP_WRPROT) ? "WRPROT " : "",
- (map->flags & MAP_USE_WAIT) ? "USE_WAIT " : "",
- (map->flags & MAP_PREFETCH) ? "PREFETCH " : "");
-
- 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 : BCM47XX_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(2, "set_io_map %d start %x stop %x\n",
- map->map, map->start, map->stop);
- return 0;
-}
-
-
-/*
- * bcm47xx_pcmcia_get_mem_map()
- *
- * Implements the get_mem_map() operation for the in-kernel PCMCIA
- * service (formerly SS_GetMemMap in Card Services). Just returns a
- * memory map descriptor which was assigned earlier by a
- * set_mem_map() request.
- *
- * Returns: 0 on success, -1 if the map index was out of range
- */
-static int
-bcm47xx_pcmcia_get_mem_map(unsigned int sock, struct pccard_mem_map *map)
-{
- DEBUG(2, "%s() for sock %u\n", __FUNCTION__, sock);
-
- 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;
-}
-
-
-/*
- * bcm47xx_pcmcia_set_mem_map()
- *
- * Implements the set_mem_map() operation for the in-kernel PCMCIA
- * service (formerly SS_SetMemMap in Card Services). We configure
- * the map speed as requested, but override the address ranges
- * supplied by Card Services.
- *
- * Returns: 0 on success, -1 on error
- */
-static int
-bcm47xx_pcmcia_set_mem_map(unsigned int sock, struct pccard_mem_map *map)
-{
- unsigned int speed;
- unsigned long start;
- u_long flags;
-
- if (map->map >= MAX_WIN) {
- printk(KERN_ERR "%s(): map (%d) out of range\n",
- __FUNCTION__, map->map);
- return -1;
- }
-
- DEBUG(2, "\tmap %u speed %u\n\tsys_start %#lx\n"
- "\tsys_stop %#lx\n\tcard_start %#x\n"
- "\tflags: %s%s%s%s%s%s%s%s\n",
- map->map, map->speed, map->sys_start, map->sys_stop,
- map->card_start, (map->flags == 0) ? "<NONE>" : "",
- (map->flags & MAP_ACTIVE) ? "ACTIVE " : "",
- (map->flags & MAP_16BIT) ? "16BIT " : "",
- (map->flags & MAP_AUTOSZ) ? "AUTOSZ " : "",
- (map->flags & MAP_0WS) ? "0WS " : "",
- (map->flags & MAP_WRPROT) ? "WRPROT " : "",
- (map->flags & MAP_ATTRIB) ? "ATTRIB " : "",
- (map->flags & MAP_USE_WAIT) ? "USE_WAIT " : "");
-
- if (map->flags & MAP_ACTIVE) {
- /* When clients issue RequestMap, the access speed is not always
- * properly configured:
- */
- speed = (map->speed > 0) ? map->speed : BCM47XX_PCMCIA_MEM_SPEED;
-
- /* TBD */
- if (map->flags & MAP_ATTRIB) {
- pcmcia_socket[sock].speed_attr = speed;
- } else {
- pcmcia_socket[sock].speed_mem = speed;
- }
- }
-
- save_flags(flags);
- cli();
- start = map->sys_start;
-
- if (map->sys_stop == 0)
- map->sys_stop = PAGE_SIZE - 1;
-
- if (map->flags & MAP_ATTRIB) {
- map->sys_start = pcmcia_socket[sock].phys_attr +
- map->card_start;
- } else {
- map->sys_start = pcmcia_socket[sock].phys_mem +
- map->card_start;
- }
-
- map->sys_stop = map->sys_start + (map->sys_stop - start);
- pcmcia_socket[sock].mem_map[map->map] = *map;
- restore_flags(flags);
- DEBUG(2, "set_mem_map %d start %x stop %x card_start %x\n",
- map->map, map->sys_start, map->sys_stop,
- map->card_start);
- return 0;
-}
-
-
-#if defined(CONFIG_PROC_FS)
-
-/*
- * bcm47xx_pcmcia_proc_setup()
- *
- * Implements the proc_setup() operation for the in-kernel PCMCIA
- * service (formerly SS_ProcSetup in Card Services).
- *
- * Returns: 0 on success, -1 on error
- */
-static void
-bcm47xx_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 = bcm47xx_pcmcia_proc_status;
- entry->data = (void *)sock;
-}
-
-
-/*
- * bcm47xx_pcmcia_proc_status()
- *
- * Implements the /proc/bus/pccard/??/status file.
- *
- * Returns: the number of characters added to the buffer
- */
-static int
-bcm47xx_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) */