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exca.c (120872) exca.c (133782)
1/*
2 * Copyright (c) 2002 M Warner Losh. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.

--- 39 unchanged lines hidden (view full) ---

48 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
49 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
50 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
51 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
52 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
53 */
54
55#include <sys/cdefs.h>
1/*
2 * Copyright (c) 2002 M Warner Losh. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.

--- 39 unchanged lines hidden (view full) ---

48 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
49 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
50 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
51 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
52 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
53 */
54
55#include <sys/cdefs.h>
56__FBSDID("$FreeBSD: head/sys/dev/exca/exca.c 120872 2003-10-07 04:29:04Z imp $");
56__FBSDID("$FreeBSD: head/sys/dev/exca/exca.c 133782 2004-08-15 23:17:54Z imp $");
57
58#include <sys/param.h>
59#include <sys/systm.h>
60#include <sys/condvar.h>
61#include <sys/errno.h>
62#include <sys/kernel.h>
63#include <sys/malloc.h>
64#include <sys/queue.h>

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73#include <machine/resource.h>
74
75#include <dev/pccard/pccardreg.h>
76#include <dev/pccard/pccardvar.h>
77
78#include <dev/exca/excareg.h>
79#include <dev/exca/excavar.h>
80
57
58#include <sys/param.h>
59#include <sys/systm.h>
60#include <sys/condvar.h>
61#include <sys/errno.h>
62#include <sys/kernel.h>
63#include <sys/malloc.h>
64#include <sys/queue.h>

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73#include <machine/resource.h>
74
75#include <dev/pccard/pccardreg.h>
76#include <dev/pccard/pccardvar.h>
77
78#include <dev/exca/excareg.h>
79#include <dev/exca/excavar.h>
80
81#define EXCA_DEBUG
81#ifdef EXCA_DEBUG
82#define DEVPRINTF(dev, fmt, args...) device_printf((dev), (fmt), ## args)
83#define DPRINTF(fmt, args...) printf(fmt, ## args)
84#else
85#define DEVPRINTF(dev, fmt, args...)
86#define DPRINTF(fmt, args...)
87#endif
88

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190 EXCA_SYSMEM_ADDRX_START_MSB_ADDR_MASK));
191
192 exca_putb(sc, map->sysmem_stop_lsb,
193 ((mem->addr + mem->realsize - 1) >>
194 EXCA_SYSMEM_ADDRX_SHIFT) & 0xff);
195 exca_putb(sc, map->sysmem_stop_msb,
196 (((mem->addr + mem->realsize - 1) >>
197 (EXCA_SYSMEM_ADDRX_SHIFT + 8)) &
82#ifdef EXCA_DEBUG
83#define DEVPRINTF(dev, fmt, args...) device_printf((dev), (fmt), ## args)
84#define DPRINTF(fmt, args...) printf(fmt, ## args)
85#else
86#define DEVPRINTF(dev, fmt, args...)
87#define DPRINTF(fmt, args...)
88#endif
89

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191 EXCA_SYSMEM_ADDRX_START_MSB_ADDR_MASK));
192
193 exca_putb(sc, map->sysmem_stop_lsb,
194 ((mem->addr + mem->realsize - 1) >>
195 EXCA_SYSMEM_ADDRX_SHIFT) & 0xff);
196 exca_putb(sc, map->sysmem_stop_msb,
197 (((mem->addr + mem->realsize - 1) >>
198 (EXCA_SYSMEM_ADDRX_SHIFT + 8)) &
198 EXCA_SYSMEM_ADDRX_STOP_MSB_ADDR_MASK));
199 EXCA_SYSMEM_ADDRX_STOP_MSB_ADDR_MASK) |
200 EXCA_SYSMEM_ADDRX_STOP_MSB_WAIT2);
199
200 exca_putb(sc, map->sysmem_win,
201 (mem->addr >> EXCA_MEMREG_WIN_SHIFT) & 0xff);
202
203 exca_putb(sc, map->cardmem_lsb,
204 (mem->cardaddr >> EXCA_CARDMEM_ADDRX_SHIFT) & 0xff);
205 exca_putb(sc, map->cardmem_msb,
206 ((mem->cardaddr >> (EXCA_CARDMEM_ADDRX_SHIFT + 8)) &
207 EXCA_CARDMEM_ADDRX_MSB_ADDR_MASK) |
208 ((mem->kind == PCCARD_A_MEM_ATTR) ?
209 EXCA_CARDMEM_ADDRX_MSB_REGACTIVE_ATTR : 0));
210
201
202 exca_putb(sc, map->sysmem_win,
203 (mem->addr >> EXCA_MEMREG_WIN_SHIFT) & 0xff);
204
205 exca_putb(sc, map->cardmem_lsb,
206 (mem->cardaddr >> EXCA_CARDMEM_ADDRX_SHIFT) & 0xff);
207 exca_putb(sc, map->cardmem_msb,
208 ((mem->cardaddr >> (EXCA_CARDMEM_ADDRX_SHIFT + 8)) &
209 EXCA_CARDMEM_ADDRX_MSB_ADDR_MASK) |
210 ((mem->kind == PCCARD_A_MEM_ATTR) ?
211 EXCA_CARDMEM_ADDRX_MSB_REGACTIVE_ATTR : 0));
212
211 exca_setb(sc, EXCA_ADDRWIN_ENABLE, map->memenable);
212#ifdef EXCA_DEBUG
213 if (mem->kind == PCCARD_A_MEM_ATTR)
214 printf("attribtue memory\n");
215 else
216 printf("common memory\n");
217#endif
213#ifdef EXCA_DEBUG
214 if (mem->kind == PCCARD_A_MEM_ATTR)
215 printf("attribtue memory\n");
216 else
217 printf("common memory\n");
218#endif
218 exca_setb(sc, EXCA_ADDRWIN_ENABLE, EXCA_ADDRWIN_ENABLE_MEMCS16);
219 exca_setb(sc, EXCA_ADDRWIN_ENABLE, map->memenable |
220 EXCA_ADDRWIN_ENABLE_MEMCS16);
219
220 DELAY(100);
221#ifdef EXCA_DEBUG
222 {
223 int r1, r2, r3, r4, r5, r6, r7;
224 r1 = exca_getb(sc, map->sysmem_start_msb);
225 r2 = exca_getb(sc, map->sysmem_start_lsb);
226 r3 = exca_getb(sc, map->sysmem_stop_msb);
227 r4 = exca_getb(sc, map->sysmem_stop_lsb);
228 r5 = exca_getb(sc, map->cardmem_msb);
229 r6 = exca_getb(sc, map->cardmem_lsb);
230 r7 = exca_getb(sc, map->sysmem_win);
221
222 DELAY(100);
223#ifdef EXCA_DEBUG
224 {
225 int r1, r2, r3, r4, r5, r6, r7;
226 r1 = exca_getb(sc, map->sysmem_start_msb);
227 r2 = exca_getb(sc, map->sysmem_start_lsb);
228 r3 = exca_getb(sc, map->sysmem_stop_msb);
229 r4 = exca_getb(sc, map->sysmem_stop_lsb);
230 r5 = exca_getb(sc, map->cardmem_msb);
231 r6 = exca_getb(sc, map->cardmem_lsb);
232 r7 = exca_getb(sc, map->sysmem_win);
231 printf("exca_do_mem_map window %d: %02x%02x %02x%02x "
232 "%02x%02x %02x (%08x+%08x.%08x*%08x)\n",
233 printf("exca_do_mem_map win %d: %02x%02x %02x%02x "
234 "%02x%02x %02x (%08x+%06x.%06x*%06x)\n",
233 win, r1, r2, r3, r4, r5, r6, r7,
234 mem->addr, mem->size, mem->realsize,
235 mem->cardaddr);
236 }
237#endif
238}
239
240/*

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819 return (ENOENT);
820 break;
821 }
822 }
823 return (BUS_DEACTIVATE_RESOURCE(device_get_parent(exca->dev), child,
824 type, rid, res));
825}
826
235 win, r1, r2, r3, r4, r5, r6, r7,
236 mem->addr, mem->size, mem->realsize,
237 mem->cardaddr);
238 }
239#endif
240}
241
242/*

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821 return (ENOENT);
822 break;
823 }
824 }
825 return (BUS_DEACTIVATE_RESOURCE(device_get_parent(exca->dev), child,
826 type, rid, res));
827}
828
829#if 0
830static struct resource *
831exca_alloc_resource(struct exca_softc *sc, device_t child, int type, int *rid,
832 u_long start, u_long end, u_long count, uint flags)
833{
834 struct resource *res = NULL;
835 int tmp;
836
837 switch (type) {
838 case SYS_RES_MEMORY:
839 if (start < cbb_start_mem)
840 start = cbb_start_mem;
841 if (end < start)
842 end = start;
843 flags = (flags & ~RF_ALIGNMENT_MASK) |
844 rman_make_alignment_flags(CBB_MEMALIGN);
845 break;
846 case SYS_RES_IOPORT:
847 if (start < cbb_start_16_io)
848 start = cbb_start_16_io;
849 if (end < start)
850 end = start;
851 break;
852 case SYS_RES_IRQ:
853 tmp = rman_get_start(sc->irq_res);
854 if (start > tmp || end < tmp || count != 1) {
855 device_printf(child, "requested interrupt %ld-%ld,"
856 "count = %ld not supported by cbb\n",
857 start, end, count);
858 return (NULL);
859 }
860 flags |= RF_SHAREABLE;
861 start = end = rman_get_start(sc->irq_res);
862 break;
863 }
864 res = BUS_ALLOC_RESOURCE(up, child, type, rid,
865 start, end, count, flags & ~RF_ACTIVE);
866 if (res == NULL)
867 return (NULL);
868 cbb_insert_res(sc, res, type, *rid);
869 if (flags & RF_ACTIVE) {
870 if (bus_activate_resource(child, type, *rid, res) != 0) {
871 bus_release_resource(child, type, *rid, res);
872 return (NULL);
873 }
874 }
875
876 return (res);
877}
878
827static int
879static int
880exca_release_resource(struct exca_softc *sc, device_t child, int type,
881 int rid, struct resource *res)
882{
883 int error;
884
885 if (rman_get_flags(res) & RF_ACTIVE) {
886 error = bus_deactivate_resource(child, type, rid, res);
887 if (error != 0)
888 return (error);
889 }
890 cbb_remove_res(sc, res);
891 return (BUS_RELEASE_RESOURCE(device_get_parent(brdev), child,
892 type, rid, res));
893}
894#endif
895
896static int
828exca_modevent(module_t mod, int cmd, void *arg)
829{
830 return 0;
831}
832
833DEV_MODULE(exca, exca_modevent, NULL);
834MODULE_VERSION(exca, 1);
897exca_modevent(module_t mod, int cmd, void *arg)
898{
899 return 0;
900}
901
902DEV_MODULE(exca, exca_modevent, NULL);
903MODULE_VERSION(exca, 1);