| avila_ata.c (236987) | avila_ata.c (277460) |
|---|---|
| 1/*- 2 * Copyright (c) 2006 Sam Leffler, Errno Consulting 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 14 unchanged lines hidden (view full) --- 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 27 * THE POSSIBILITY OF SUCH DAMAGES. 28 */ 29 30#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2006 Sam Leffler, Errno Consulting 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 14 unchanged lines hidden (view full) --- 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 27 * THE POSSIBILITY OF SUCH DAMAGES. 28 */ 29 30#include <sys/cdefs.h> |
| 31__FBSDID("$FreeBSD: head/sys/arm/xscale/ixp425/avila_ata.c 236987 2012-06-13 04:38:09Z imp $"); | 31__FBSDID("$FreeBSD: head/sys/arm/xscale/ixp425/avila_ata.c 277460 2015-01-21 01:06:08Z ian $"); |
| 32 33/* 34 * Compact Flash Support for the Avila Gateworks XScale boards. 35 * The CF slot is operated in "True IDE" mode. Registers are on 36 * the Expansion Bus connected to CS1 and CS2. Interrupts are 37 * tied to GPIO pin 12. No DMA, just PIO. 38 * 39 * The ADI Pronghorn Metro is very similar. It use CS3 and CS4 and --- 102 unchanged lines hidden (view full) --- 142 struct { 143 void (*cb)(void *); 144 void *arg; 145 } sc_intr[1]; /* NB: 1/channel */ 146}; 147 148static void ata_avila_intr(void *); 149bs_protos(ata); | 32 33/* 34 * Compact Flash Support for the Avila Gateworks XScale boards. 35 * The CF slot is operated in "True IDE" mode. Registers are on 36 * the Expansion Bus connected to CS1 and CS2. Interrupts are 37 * tied to GPIO pin 12. No DMA, just PIO. 38 * 39 * The ADI Pronghorn Metro is very similar. It use CS3 and CS4 and --- 102 unchanged lines hidden (view full) --- 142 struct { 143 void (*cb)(void *); 144 void *arg; 145 } sc_intr[1]; /* NB: 1/channel */ 146}; 147 148static void ata_avila_intr(void *); 149bs_protos(ata); |
| 150static void ata_bs_rm_2_s(void *, bus_space_handle_t, bus_size_t, | 150static void ata_bs_rm_2_s(bus_space_tag_t tag, bus_space_handle_t, bus_size_t, |
| 151 u_int16_t *, bus_size_t); | 151 u_int16_t *, bus_size_t); |
| 152static void ata_bs_wm_2_s(void *, bus_space_handle_t, bus_size_t, | 152static void ata_bs_wm_2_s(bus_space_tag_t tag, bus_space_handle_t, bus_size_t, |
| 153 const u_int16_t *, bus_size_t); 154 155static int 156ata_avila_probe(device_t dev) 157{ 158 struct ixp425_softc *sa = device_get_softc(device_get_parent(dev)); 159 const struct ata_config *config; 160 --- 34 unchanged lines hidden (view full) --- 195 /* 196 * Craft special resource for ATA bus space ops 197 * that go through the expansion bus and require 198 * special hackery to ena/dis 16-bit operations. 199 * 200 * XXX probably should just make this generic for 201 * accessing the expansion bus. 202 */ | 153 const u_int16_t *, bus_size_t); 154 155static int 156ata_avila_probe(device_t dev) 157{ 158 struct ixp425_softc *sa = device_get_softc(device_get_parent(dev)); 159 const struct ata_config *config; 160 --- 34 unchanged lines hidden (view full) --- 195 /* 196 * Craft special resource for ATA bus space ops 197 * that go through the expansion bus and require 198 * special hackery to ena/dis 16-bit operations. 199 * 200 * XXX probably should just make this generic for 201 * accessing the expansion bus. 202 */ |
| 203 sc->sc_expbus_tag.bs_cookie = sc; /* NB: backpointer */ | 203 sc->sc_expbus_tag.bs_privdata = sc; /* NB: backpointer */ |
| 204 /* read single */ 205 sc->sc_expbus_tag.bs_r_1 = ata_bs_r_1, 206 sc->sc_expbus_tag.bs_r_2 = ata_bs_r_2, 207 /* read multiple */ 208 sc->sc_expbus_tag.bs_rm_2 = ata_bs_rm_2, 209 sc->sc_expbus_tag.bs_rm_2_s = ata_bs_rm_2_s, 210 /* write (single) */ 211 sc->sc_expbus_tag.bs_w_1 = ata_bs_w_1, --- 138 unchanged lines hidden (view full) --- 350disable_16(struct ata_avila_softc *sc) 351{ 352 DELAY(100); /* XXX? */ 353 EXP_BUS_WRITE_4(sc, sc->sc_16bit_off, 354 EXP_BUS_READ_4(sc, sc->sc_16bit_off) | EXP_BYTE_EN); 355} 356 357uint8_t | 204 /* read single */ 205 sc->sc_expbus_tag.bs_r_1 = ata_bs_r_1, 206 sc->sc_expbus_tag.bs_r_2 = ata_bs_r_2, 207 /* read multiple */ 208 sc->sc_expbus_tag.bs_rm_2 = ata_bs_rm_2, 209 sc->sc_expbus_tag.bs_rm_2_s = ata_bs_rm_2_s, 210 /* write (single) */ 211 sc->sc_expbus_tag.bs_w_1 = ata_bs_w_1, --- 138 unchanged lines hidden (view full) --- 350disable_16(struct ata_avila_softc *sc) 351{ 352 DELAY(100); /* XXX? */ 353 EXP_BUS_WRITE_4(sc, sc->sc_16bit_off, 354 EXP_BUS_READ_4(sc, sc->sc_16bit_off) | EXP_BYTE_EN); 355} 356 357uint8_t |
| 358ata_bs_r_1(void *t, bus_space_handle_t h, bus_size_t o) | 358ata_bs_r_1(bus_space_tag_t tag, bus_space_handle_t h, bus_size_t o) |
| 359{ | 359{ |
| 360 struct ata_avila_softc *sc = t; | 360 struct ata_avila_softc *sc = tag->bs_privdata; |
| 361 362 return bus_space_read_1(sc->sc_iot, h, o); 363} 364 365void | 361 362 return bus_space_read_1(sc->sc_iot, h, o); 363} 364 365void |
| 366ata_bs_w_1(void *t, bus_space_handle_t h, bus_size_t o, u_int8_t v) | 366ata_bs_w_1(bus_space_tag_t tag, bus_space_handle_t h, bus_size_t o, u_int8_t v) |
| 367{ | 367{ |
| 368 struct ata_avila_softc *sc = t; | 368 struct ata_avila_softc *sc = tag->bs_privdata; |
| 369 370 bus_space_write_1(sc->sc_iot, h, o, v); 371} 372 373uint16_t | 369 370 bus_space_write_1(sc->sc_iot, h, o, v); 371} 372 373uint16_t |
| 374ata_bs_r_2(void *t, bus_space_handle_t h, bus_size_t o) | 374ata_bs_r_2(bus_space_tag_t tag, bus_space_handle_t h, bus_size_t o) |
| 375{ | 375{ |
| 376 struct ata_avila_softc *sc = t; | 376 struct ata_avila_softc *sc = tag->bs_privdata; |
| 377 uint16_t v; 378 379 enable_16(sc); 380 v = bus_space_read_2(sc->sc_iot, h, o); 381 disable_16(sc); 382 return v; 383} 384 385void | 377 uint16_t v; 378 379 enable_16(sc); 380 v = bus_space_read_2(sc->sc_iot, h, o); 381 disable_16(sc); 382 return v; 383} 384 385void |
| 386ata_bs_w_2(void *t, bus_space_handle_t h, bus_size_t o, uint16_t v) | 386ata_bs_w_2(bus_space_tag_t tag, bus_space_handle_t h, bus_size_t o, uint16_t v) |
| 387{ | 387{ |
| 388 struct ata_avila_softc *sc = t; | 388 struct ata_avila_softc *sc = tag->bs_privdata; |
| 389 390 enable_16(sc); 391 bus_space_write_2(sc->sc_iot, h, o, v); 392 disable_16(sc); 393} 394 395void | 389 390 enable_16(sc); 391 bus_space_write_2(sc->sc_iot, h, o, v); 392 disable_16(sc); 393} 394 395void |
| 396ata_bs_rm_2(void *t, bus_space_handle_t h, bus_size_t o, | 396ata_bs_rm_2(bus_space_tag_t tag, bus_space_handle_t h, bus_size_t o, |
| 397 u_int16_t *d, bus_size_t c) 398{ | 397 u_int16_t *d, bus_size_t c) 398{ |
| 399 struct ata_avila_softc *sc = t; | 399 struct ata_avila_softc *sc = tag->bs_privdata; |
| 400 401 enable_16(sc); 402 bus_space_read_multi_2(sc->sc_iot, h, o, d, c); 403 disable_16(sc); 404} 405 406void | 400 401 enable_16(sc); 402 bus_space_read_multi_2(sc->sc_iot, h, o, d, c); 403 disable_16(sc); 404} 405 406void |
| 407ata_bs_wm_2(void *t, bus_space_handle_t h, bus_size_t o, | 407ata_bs_wm_2(bus_space_tag_t tag, bus_space_handle_t h, bus_size_t o, |
| 408 const u_int16_t *d, bus_size_t c) 409{ | 408 const u_int16_t *d, bus_size_t c) 409{ |
| 410 struct ata_avila_softc *sc = t; | 410 struct ata_avila_softc *sc = tag->bs_privdata; |
| 411 412 enable_16(sc); 413 bus_space_write_multi_2(sc->sc_iot, h, o, d, c); 414 disable_16(sc); 415} 416 417/* XXX workaround ata driver by (incorrectly) byte swapping stream cases */ 418 419void | 411 412 enable_16(sc); 413 bus_space_write_multi_2(sc->sc_iot, h, o, d, c); 414 disable_16(sc); 415} 416 417/* XXX workaround ata driver by (incorrectly) byte swapping stream cases */ 418 419void |
| 420ata_bs_rm_2_s(void *t, bus_space_handle_t h, bus_size_t o, | 420ata_bs_rm_2_s(bus_space_tag_t tag, bus_space_handle_t h, bus_size_t o, |
| 421 u_int16_t *d, bus_size_t c) 422{ | 421 u_int16_t *d, bus_size_t c) 422{ |
| 423 struct ata_avila_softc *sc = t; | 423 struct ata_avila_softc *sc = tag->bs_privdata; |
| 424 uint16_t v; 425 bus_size_t i; 426 427 enable_16(sc); 428#if 1 429 for (i = 0; i < c; i++) { 430 v = bus_space_read_2(sc->sc_iot, h, o); 431 d[i] = bswap16(v); 432 } 433#else 434 bus_space_read_multi_stream_2(sc->sc_iot, h, o, d, c); 435#endif 436 disable_16(sc); 437} 438 439void | 424 uint16_t v; 425 bus_size_t i; 426 427 enable_16(sc); 428#if 1 429 for (i = 0; i < c; i++) { 430 v = bus_space_read_2(sc->sc_iot, h, o); 431 d[i] = bswap16(v); 432 } 433#else 434 bus_space_read_multi_stream_2(sc->sc_iot, h, o, d, c); 435#endif 436 disable_16(sc); 437} 438 439void |
| 440ata_bs_wm_2_s(void *t, bus_space_handle_t h, bus_size_t o, | 440ata_bs_wm_2_s(bus_space_tag_t tag, bus_space_handle_t h, bus_size_t o, |
| 441 const u_int16_t *d, bus_size_t c) 442{ | 441 const u_int16_t *d, bus_size_t c) 442{ |
| 443 struct ata_avila_softc *sc = t; | 443 struct ata_avila_softc *sc = tag->bs_privdata; |
| 444 bus_size_t i; 445 446 enable_16(sc); 447#if 1 448 for (i = 0; i < c; i++) 449 bus_space_write_2(sc->sc_iot, h, o, bswap16(d[i])); 450#else 451 bus_space_write_multi_stream_2(sc->sc_iot, h, o, d, c); --- 102 unchanged lines hidden --- | 444 bus_size_t i; 445 446 enable_16(sc); 447#if 1 448 for (i = 0; i < c; i++) 449 bus_space_write_2(sc->sc_iot, h, o, bswap16(d[i])); 450#else 451 bus_space_write_multi_stream_2(sc->sc_iot, h, o, d, c); --- 102 unchanged lines hidden --- |