/* $OpenBSD: elroy.c,v 1.4 2007/08/28 21:19:44 kettenis Exp $ */ /* * Copyright (c) 2005 Michael Shalayeff * All rights reserved. * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include "cardbus.h" #include #include #include #include #include #include #include #include #include #if NCARDBUS > 0 #include #endif #include #include #include #include #include #define ELROY_MEM_CHUNK 0x800000 #define ELROY_MEM_WINDOW (2 * ELROY_MEM_CHUNK) int elroy_match(struct device *, void *, void *); void elroy_attach(struct device *, struct device *, void *); int elroy_intr(void *); struct cfattach elroy_ca = { sizeof(struct elroy_softc), elroy_match, elroy_attach }; struct cfdriver elroy_cd = { NULL, "elroy", DV_DULL }; int elroy_match(struct device *parent, void *cfdata, void *aux) { struct confargs *ca = aux; /* struct cfdata *cf = cfdata; */ if ((ca->ca_name && !strcmp(ca->ca_name, "lba")) || (ca->ca_type.iodc_type == HPPA_TYPE_BRIDGE && ca->ca_type.iodc_sv_model == HPPA_BRIDGE_DINO && ca->ca_type.iodc_model == 0x78)) return (1); return (0); } void elroy_write32(volatile u_int32_t *p, u_int32_t v) { *p = v; } u_int32_t elroy_read32(volatile u_int32_t *p) { return *p; } void elroy_attach_hook(struct device *parent, struct device *self, struct pcibus_attach_args *pba) { } int elroy_maxdevs(void *v, int bus) { return (32); } pcitag_t elroy_make_tag(void *v, int bus, int dev, int func) { if (bus > 255 || dev > 31 || func > 7) panic("elroy_make_tag: bad request"); return ((bus << 16) | (dev << 11) | (func << 8)); } void elroy_decompose_tag(void *v, pcitag_t tag, int *bus, int *dev, int *func) { *bus = (tag >> 16) & 0xff; *dev = (tag >> 11) & 0x1f; *func= (tag >> 8) & 0x07; } pcireg_t elroy_conf_read(void *v, pcitag_t tag, int reg) { struct elroy_softc *sc = v; volatile struct elroy_regs *r = sc->sc_regs; u_int32_t arb_mask, err_cfg, control; pcireg_t data, data1; /* printf("elroy_conf_read(%p, 0x%08x, 0x%x)", v, tag, reg); */ arb_mask = elroy_read32(&r->arb_mask); err_cfg = elroy_read32(&r->err_cfg); control = elroy_read32(&r->control); if (!arb_mask) elroy_write32(&r->arb_mask, htole64(ELROY_ARB_ENABLE)); elroy_write32(&r->err_cfg, err_cfg | htole32(ELROY_ERRCFG_SMART | ELROY_ERRCFG_CM)); elroy_write32(&r->control, (control | htole32(ELROY_CONTROL_CE)) & ~htole32(ELROY_CONTROL_HF)); elroy_write32(&r->pci_conf_addr, htole32(tag | reg)); data1 = elroy_read32(&r->pci_conf_addr); data = elroy_read32(&r->pci_conf_data); elroy_write32(&r->control, control | htole32(ELROY_CONTROL_CE|ELROY_CONTROL_CL)); elroy_write32(&r->control, control); elroy_write32(&r->err_cfg, err_cfg); if (!arb_mask) elroy_write32(&r->arb_mask, arb_mask); data = letoh32(data); /* printf("=0x%08x (@ 0x%08x)\n", data, letoh32(data1)); */ return (data); } void elroy_conf_write(void *v, pcitag_t tag, int reg, pcireg_t data) { struct elroy_softc *sc = v; volatile struct elroy_regs *r = sc->sc_regs; u_int32_t arb_mask, err_cfg, control; pcireg_t data1; /* printf("elroy_conf_write(%p, 0x%08x, 0x%x, 0x%x)\n", v, tag, reg, data); */ arb_mask = elroy_read32(&r->arb_mask); err_cfg = elroy_read32(&r->err_cfg); control = elroy_read32(&r->control); if (!arb_mask) elroy_write32(&r->arb_mask, htole64(ELROY_ARB_ENABLE)); elroy_write32(&r->err_cfg, err_cfg | htole32(ELROY_ERRCFG_SMART | ELROY_ERRCFG_CM)); elroy_write32(&r->control, (control | htole32(ELROY_CONTROL_CE)) & ~htole32(ELROY_CONTROL_HF)); /* fix coalescing config writes errata by interleaving w/ a read */ elroy_write32(&r->pci_conf_addr, htole32(tag | PCI_ID_REG)); data1 = elroy_read32(&r->pci_conf_addr); data1 = elroy_read32(&r->pci_conf_data); elroy_write32(&r->pci_conf_addr, htole32(tag | reg)); data1 = elroy_read32(&r->pci_conf_addr); elroy_write32(&r->pci_conf_data, htole32(data)); data1 = elroy_read32(&r->pci_conf_addr); elroy_write32(&r->control, control | htole32(ELROY_CONTROL_CE|ELROY_CONTROL_CL)); elroy_write32(&r->control, control); elroy_write32(&r->err_cfg, err_cfg); if (!arb_mask) elroy_write32(&r->arb_mask, arb_mask); } int elroy_iomap(void *v, bus_addr_t bpa, bus_size_t size, int flags, bus_space_handle_t *bshp) { struct elroy_softc *sc = v; /* volatile struct elroy_regs *r = sc->sc_regs; */ int error; if ((error = bus_space_map(sc->sc_bt, bpa + sc->sc_iobase, size, flags, bshp))) return (error); return (0); } int elroy_memmap(void *v, bus_addr_t bpa, bus_size_t size, int flags, bus_space_handle_t *bshp) { struct elroy_softc *sc = v; /* volatile struct elroy_regs *r = sc->sc_regs; */ int error; if ((error = bus_space_map(sc->sc_bt, bpa, size, flags, bshp))) return (error); return (0); } int elroy_subregion(void *v, bus_space_handle_t bsh, bus_size_t offset, bus_size_t size, bus_space_handle_t *nbshp) { *nbshp = bsh + offset; return (0); } int elroy_ioalloc(void *v, bus_addr_t rstart, bus_addr_t rend, bus_size_t size, bus_size_t align, bus_size_t boundary, int flags, bus_addr_t *addrp, bus_space_handle_t *bshp) { struct elroy_softc *sc = v; volatile struct elroy_regs *r = sc->sc_regs; bus_addr_t iostart, ioend; iostart = r->io_base & ~htole32(ELROY_BASE_RE); ioend = iostart + ~htole32(r->io_mask) + 1; if (rstart < iostart || rend > ioend) panic("elroy_ioalloc: bad region start/end"); rstart += sc->sc_iobase; rend += sc->sc_iobase; if (bus_space_alloc(sc->sc_bt, rstart, rend, size, align, boundary, flags, addrp, bshp)) return (ENOMEM); return (0); } int elroy_memalloc(void *v, bus_addr_t rstart, bus_addr_t rend, bus_size_t size, bus_size_t align, bus_size_t boundary, int flags, bus_addr_t *addrp, bus_space_handle_t *bshp) { struct elroy_softc *sc = v; /* volatile struct elroy_regs *r = sc->sc_regs; */ if (bus_space_alloc(sc->sc_bt, rstart, rend, size, align, boundary, flags, addrp, bshp)) return (ENOMEM); return (0); } void elroy_unmap(void *v, bus_space_handle_t bsh, bus_size_t size) { struct elroy_softc *sc = v; bus_space_free(sc->sc_bt, bsh, size); } void elroy_free(void *v, bus_space_handle_t bh, bus_size_t size) { /* should be enough */ elroy_unmap(v, bh, size); } void elroy_barrier(void *v, bus_space_handle_t h, bus_size_t o, bus_size_t l, int op) { struct elroy_softc *sc = v; volatile struct elroy_regs *r = sc->sc_regs; u_int32_t data; sync_caches(); if (op & BUS_SPACE_BARRIER_WRITE) { data = r->pci_id; /* flush write fifo */ sync_caches(); } } #if NCARDBUS > 0 void * elroy_alloc_parent(struct device *self, struct pci_attach_args *pa, int io) { #if 0 /* TODO */ struct elroy_softc *sc = pa->pa_pc->_cookie; struct extent *ex; bus_space_tag_t tag; bus_addr_t start; bus_size_t size; if (io) { ex = sc->sc_ioex; tag = pa->pa_iot; start = 0xa000; size = 0x1000; } else { if (!sc->sc_memex) { bus_space_handle_t memh; bus_addr_t mem_start; if (elroy_memalloc(sc, 0xf0800000, 0xff7fffff, ELROY_MEM_WINDOW, ELROY_MEM_WINDOW, EX_NOBOUNDARY, 0, &mem_start, &memh)) return (NULL); snprintf(sc->sc_memexname, sizeof(sc->sc_memexname), "%s_mem", sc->sc_dv.dv_xname); if ((sc->sc_memex = extent_create(sc->sc_memexname, mem_start, mem_start + ELROY_MEM_WINDOW, M_DEVBUF, NULL, 0, EX_NOWAIT | EX_MALLOCOK)) == NULL) { extent_destroy(sc->sc_ioex); bus_space_free(sc->sc_bt, memh, ELROY_MEM_WINDOW); return (NULL); } } ex = sc->sc_memex; tag = pa->pa_memt; start = ex->ex_start; size = ELROY_MEM_CHUNK; } if (extent_alloc_subregion(ex, start, ex->ex_end, size, size, 0, EX_NOBOUNDARY, EX_NOWAIT, &start)) return (NULL); extent_free(ex, start, size, EX_NOWAIT); return rbus_new_root_share(tag, ex, start, size, 0); #else return (NULL); #endif } #endif void * elroy_vaddr(void *v, bus_space_handle_t h) { return ((void *)h); } u_int8_t elroy_r1(void *v, bus_space_handle_t h, bus_size_t o) { h += o; return *(volatile u_int8_t *)h; } u_int16_t elroy_r2(void *v, bus_space_handle_t h, bus_size_t o) { volatile u_int16_t *p; h += o; p = (volatile u_int16_t *)h; return (letoh16(*p)); } u_int32_t elroy_r4(void *v, bus_space_handle_t h, bus_size_t o) { u_int32_t data; h += o; data = *(volatile u_int32_t *)h; return (letoh32(data)); } u_int64_t elroy_r8(void *v, bus_space_handle_t h, bus_size_t o) { u_int64_t data; h += o; data = *(volatile u_int64_t *)h; return (letoh64(data)); } void elroy_w1(void *v, bus_space_handle_t h, bus_size_t o, u_int8_t vv) { h += o; *(volatile u_int8_t *)h = vv; } void elroy_w2(void *v, bus_space_handle_t h, bus_size_t o, u_int16_t vv) { volatile u_int16_t *p; h += o; p = (volatile u_int16_t *)h; *p = htole16(vv); } void elroy_w4(void *v, bus_space_handle_t h, bus_size_t o, u_int32_t vv) { h += o; vv = htole32(vv); *(volatile u_int32_t *)h = vv; } void elroy_w8(void *v, bus_space_handle_t h, bus_size_t o, u_int64_t vv) { h += o; *(volatile u_int64_t *)h = htole64(vv); } void elroy_rm_1(void *v, bus_space_handle_t h, bus_size_t o, u_int8_t *a, bus_size_t c) { volatile u_int8_t *p; h += o; p = (volatile u_int8_t *)h; while (c--) *a++ = *p; } void elroy_rm_2(void *v, bus_space_handle_t h, bus_size_t o, u_int16_t *a, bus_size_t c) { volatile u_int16_t *p; h += o; p = (volatile u_int16_t *)h; while (c--) *a++ = letoh16(*p); } void elroy_rm_4(void *v, bus_space_handle_t h, bus_size_t o, u_int32_t *a, bus_size_t c) { volatile u_int32_t *p; h += o; p = (volatile u_int32_t *)h; while (c--) *a++ = letoh32(*p); } void elroy_rm_8(void *v, bus_space_handle_t h, bus_size_t o, u_int64_t *a, bus_size_t c) { volatile u_int64_t *p; h += o; p = (volatile u_int64_t *)h; while (c--) *a++ = letoh64(*p); } void elroy_wm_1(void *v, bus_space_handle_t h, bus_size_t o, const u_int8_t *a, bus_size_t c) { volatile u_int8_t *p; h += o; p = (volatile u_int8_t *)h; while (c--) *p = *a++; } void elroy_wm_2(void *v, bus_space_handle_t h, bus_size_t o, const u_int16_t *a, bus_size_t c) { volatile u_int16_t *p; h += o; p = (volatile u_int16_t *)h; while (c--) *p = htole16(*a++); } void elroy_wm_4(void *v, bus_space_handle_t h, bus_size_t o, const u_int32_t *a, bus_size_t c) { volatile u_int32_t *p; h += o; p = (volatile u_int32_t *)h; while (c--) *p = htole32(*a++); } void elroy_wm_8(void *v, bus_space_handle_t h, bus_size_t o, const u_int64_t *a, bus_size_t c) { volatile u_int64_t *p; h += o; p = (volatile u_int64_t *)h; while (c--) *p = htole64(*a++); } void elroy_sm_1(void *v, bus_space_handle_t h, bus_size_t o, u_int8_t vv, bus_size_t c) { volatile u_int8_t *p; h += o; p = (volatile u_int8_t *)h; while (c--) *p = vv; } void elroy_sm_2(void *v, bus_space_handle_t h, bus_size_t o, u_int16_t vv, bus_size_t c) { volatile u_int16_t *p; h += o; p = (volatile u_int16_t *)h; vv = htole16(vv); while (c--) *p = vv; } void elroy_sm_4(void *v, bus_space_handle_t h, bus_size_t o, u_int32_t vv, bus_size_t c) { volatile u_int32_t *p; h += o; p = (volatile u_int32_t *)h; vv = htole32(vv); while (c--) *p = vv; } void elroy_sm_8(void *v, bus_space_handle_t h, bus_size_t o, u_int64_t vv, bus_size_t c) { volatile u_int64_t *p; h += o; p = (volatile u_int64_t *)h; vv = htole64(vv); while (c--) *p = vv; } void elroy_rrm_2(void *v, bus_space_handle_t h, bus_size_t o, u_int8_t *a, bus_size_t c) { volatile u_int16_t *p, *q = (u_int16_t *)a; h += o; p = (volatile u_int16_t *)h; c /= 2; while (c--) *q++ = *p; } void elroy_rrm_4(void *v, bus_space_handle_t h, bus_size_t o, u_int8_t *a, bus_size_t c) { volatile u_int32_t *p, *q = (u_int32_t *)a; h += o; p = (volatile u_int32_t *)h; c /= 4; while (c--) *q++ = *p; } void elroy_rrm_8(void *v, bus_space_handle_t h, bus_size_t o, u_int8_t *a, bus_size_t c) { volatile u_int64_t *p, *q = (u_int64_t *)a; h += o; p = (volatile u_int64_t *)h; c /= 8; while (c--) *q++ = *p; } void elroy_wrm_2(void *v, bus_space_handle_t h, bus_size_t o, const u_int8_t *a, bus_size_t c) { volatile u_int16_t *p; const u_int16_t *q = (const u_int16_t *)a; h += o; p = (volatile u_int16_t *)h; c /= 2; while (c--) *p = *q++; } void elroy_wrm_4(void *v, bus_space_handle_t h, bus_size_t o, const u_int8_t *a, bus_size_t c) { volatile u_int32_t *p; const u_int32_t *q = (const u_int32_t *)a; h += o; p = (volatile u_int32_t *)h; c /= 4; while (c--) *p = *q++; } void elroy_wrm_8(void *v, bus_space_handle_t h, bus_size_t o, const u_int8_t *a, bus_size_t c) { volatile u_int64_t *p; const u_int64_t *q = (const u_int64_t *)a; h += o; p = (volatile u_int64_t *)h; c /= 8; while (c--) *p = *q++; } void elroy_rr_1(void *v, bus_space_handle_t h, bus_size_t o, u_int8_t *a, bus_size_t c) { volatile u_int8_t *p; h += o; p = (volatile u_int8_t *)h; while (c--) *a++ = *p++; } void elroy_rr_2(void *v, bus_space_handle_t h, bus_size_t o, u_int16_t *a, bus_size_t c) { volatile u_int16_t *p, data; h += o; p = (volatile u_int16_t *)h; while (c--) { data = *p++; *a++ = letoh16(data); } } void elroy_rr_4(void *v, bus_space_handle_t h, bus_size_t o, u_int32_t *a, bus_size_t c) { volatile u_int32_t *p, data; h += o; p = (volatile u_int32_t *)h; while (c--) { data = *p++; *a++ = letoh32(data); } } void elroy_rr_8(void *v, bus_space_handle_t h, bus_size_t o, u_int64_t *a, bus_size_t c) { volatile u_int64_t *p, data; h += o; p = (volatile u_int64_t *)h; while (c--) { data = *p++; *a++ = letoh64(data); } } void elroy_wr_1(void *v, bus_space_handle_t h, bus_size_t o, const u_int8_t *a, bus_size_t c) { volatile u_int8_t *p; h += o; p = (volatile u_int8_t *)h; while (c--) *p++ = *a++; } void elroy_wr_2(void *v, bus_space_handle_t h, bus_size_t o, const u_int16_t *a, bus_size_t c) { volatile u_int16_t *p, data; h += o; p = (volatile u_int16_t *)h; while (c--) { data = *a++; *p++ = htole16(data); } } void elroy_wr_4(void *v, bus_space_handle_t h, bus_size_t o, const u_int32_t *a, bus_size_t c) { volatile u_int32_t *p, data; h += o; p = (volatile u_int32_t *)h; while (c--) { data = *a++; *p++ = htole32(data); } } void elroy_wr_8(void *v, bus_space_handle_t h, bus_size_t o, const u_int64_t *a, bus_size_t c) { volatile u_int64_t *p, data; h += o; p = (volatile u_int64_t *)h; while (c--) { data = *a++; *p++ = htole64(data); } } void elroy_rrr_2(void *v, bus_space_handle_t h, bus_size_t o, u_int8_t *a, bus_size_t c) { volatile u_int16_t *p, *q = (u_int16_t *)a; c /= 2; h += o; p = (volatile u_int16_t *)h; while (c--) *q++ = *p++; } void elroy_rrr_4(void *v, bus_space_handle_t h, bus_size_t o, u_int8_t *a, bus_size_t c) { volatile u_int32_t *p, *q = (u_int32_t *)a; c /= 4; h += o; p = (volatile u_int32_t *)h; while (c--) *q++ = *p++; } void elroy_rrr_8(void *v, bus_space_handle_t h, bus_size_t o, u_int8_t *a, bus_size_t c) { volatile u_int64_t *p, *q = (u_int64_t *)a; c /= 8; h += o; p = (volatile u_int64_t *)h; while (c--) *q++ = *p++; } void elroy_wrr_2(void *v, bus_space_handle_t h, bus_size_t o, const u_int8_t *a, bus_size_t c) { volatile u_int16_t *p; const u_int16_t *q = (u_int16_t *)a; c /= 2; h += o; p = (volatile u_int16_t *)h; while (c--) *p++ = *q++; } void elroy_wrr_4(void *v, bus_space_handle_t h, bus_size_t o, const u_int8_t *a, bus_size_t c) { volatile u_int32_t *p; const u_int32_t *q = (u_int32_t *)a; c /= 4; h += o; p = (volatile u_int32_t *)h; while (c--) *p++ = *q++; } void elroy_wrr_8(void *v, bus_space_handle_t h, bus_size_t o, const u_int8_t *a, bus_size_t c) { volatile u_int64_t *p; const u_int64_t *q = (u_int64_t *)a; c /= 8; h += o; p = (volatile u_int64_t *)h; while (c--) *p++ = *q++; } void elroy_sr_1(void *v, bus_space_handle_t h, bus_size_t o, u_int8_t vv, bus_size_t c) { volatile u_int8_t *p; h += o; p = (volatile u_int8_t *)h; while (c--) *p++ = vv; } void elroy_sr_2(void *v, bus_space_handle_t h, bus_size_t o, u_int16_t vv, bus_size_t c) { volatile u_int16_t *p; h += o; vv = htole16(vv); p = (volatile u_int16_t *)h; while (c--) *p++ = vv; } void elroy_sr_4(void *v, bus_space_handle_t h, bus_size_t o, u_int32_t vv, bus_size_t c) { volatile u_int32_t *p; h += o; vv = htole32(vv); p = (volatile u_int32_t *)h; while (c--) *p++ = vv; } void elroy_sr_8(void *v, bus_space_handle_t h, bus_size_t o, u_int64_t vv, bus_size_t c) { volatile u_int64_t *p; h += o; vv = htole64(vv); p = (volatile u_int64_t *)h; while (c--) *p++ = vv; } void elroy_cp_1(void *v, bus_space_handle_t h1, bus_size_t o1, bus_space_handle_t h2, bus_size_t o2, bus_size_t c) { while (c--) elroy_w1(v, h1, o1++, elroy_r1(v, h2, o2++)); } void elroy_cp_2(void *v, bus_space_handle_t h1, bus_size_t o1, bus_space_handle_t h2, bus_size_t o2, bus_size_t c) { while (c--) { elroy_w2(v, h1, o1, elroy_r2(v, h2, o2)); o1 += 2; o2 += 2; } } void elroy_cp_4(void *v, bus_space_handle_t h1, bus_size_t o1, bus_space_handle_t h2, bus_size_t o2, bus_size_t c) { while (c--) { elroy_w4(v, h1, o1, elroy_r4(v, h2, o2)); o1 += 4; o2 += 4; } } void elroy_cp_8(void *v, bus_space_handle_t h1, bus_size_t o1, bus_space_handle_t h2, bus_size_t o2, bus_size_t c) { while (c--) { elroy_w8(v, h1, o1, elroy_r8(v, h2, o2)); o1 += 8; o2 += 8; } } const struct hppa_bus_space_tag elroy_iomemt = { NULL, NULL, elroy_unmap, elroy_subregion, NULL, elroy_free, elroy_barrier, elroy_vaddr, elroy_r1, elroy_r2, elroy_r4, elroy_r8, elroy_w1, elroy_w2, elroy_w4, elroy_w8, elroy_rm_1, elroy_rm_2, elroy_rm_4, elroy_rm_8, elroy_wm_1, elroy_wm_2, elroy_wm_4, elroy_wm_8, elroy_sm_1, elroy_sm_2, elroy_sm_4, elroy_sm_8, elroy_rrm_2, elroy_rrm_4, elroy_rrm_8, elroy_wrm_2, elroy_wrm_4, elroy_wrm_8, elroy_rr_1, elroy_rr_2, elroy_rr_4, elroy_rr_8, elroy_wr_1, elroy_wr_2, elroy_wr_4, elroy_wr_8, elroy_rrr_2, elroy_rrr_4, elroy_rrr_8, elroy_wrr_2, elroy_wrr_4, elroy_wrr_8, elroy_sr_1, elroy_sr_2, elroy_sr_4, elroy_sr_8, elroy_cp_1, elroy_cp_2, elroy_cp_4, elroy_cp_8 }; int elroy_dmamap_create(void *v, bus_size_t size, int nsegments, bus_size_t maxsegsz, bus_size_t boundary, int flags, bus_dmamap_t *dmamp) { struct elroy_softc *sc = v; /* TODO check the addresses, boundary, enable dma */ return (bus_dmamap_create(sc->sc_dmat, size, nsegments, maxsegsz, boundary, flags, dmamp)); } void elroy_dmamap_destroy(void *v, bus_dmamap_t map) { struct elroy_softc *sc = v; bus_dmamap_destroy(sc->sc_dmat, map); } int elroy_dmamap_load(void *v, bus_dmamap_t map, void *addr, bus_size_t size, struct proc *p, int flags) { struct elroy_softc *sc = v; return (bus_dmamap_load(sc->sc_dmat, map, addr, size, p, flags)); } int elroy_dmamap_load_mbuf(void *v, bus_dmamap_t map, struct mbuf *m, int flags) { struct elroy_softc *sc = v; return (bus_dmamap_load_mbuf(sc->sc_dmat, map, m, flags)); } int elroy_dmamap_load_uio(void *v, bus_dmamap_t map, struct uio *uio, int flags) { struct elroy_softc *sc = v; return (bus_dmamap_load_uio(sc->sc_dmat, map, uio, flags)); } int elroy_dmamap_load_raw(void *v, bus_dmamap_t map, bus_dma_segment_t *segs, int nsegs, bus_size_t size, int flags) { struct elroy_softc *sc = v; return (bus_dmamap_load_raw(sc->sc_dmat, map, segs, nsegs, size, flags)); } void elroy_dmamap_unload(void *v, bus_dmamap_t map) { struct elroy_softc *sc = v; bus_dmamap_unload(sc->sc_dmat, map); } void elroy_dmamap_sync(void *v, bus_dmamap_t map, bus_addr_t off, bus_size_t len, int ops) { struct elroy_softc *sc = v; bus_dmamap_sync(sc->sc_dmat, map, off, len, ops); } int elroy_dmamem_alloc(void *v, bus_size_t size, bus_size_t alignment, bus_size_t boundary, bus_dma_segment_t *segs, int nsegs, int *rsegs, int flags) { struct elroy_softc *sc = v; return (bus_dmamem_alloc(sc->sc_dmat, size, alignment, boundary, segs, nsegs, rsegs, flags)); } void elroy_dmamem_free(void *v, bus_dma_segment_t *segs, int nsegs) { struct elroy_softc *sc = v; bus_dmamem_free(sc->sc_dmat, segs, nsegs); } int elroy_dmamem_map(void *v, bus_dma_segment_t *segs, int nsegs, size_t size, caddr_t *kvap, int flags) { struct elroy_softc *sc = v; return (bus_dmamem_map(sc->sc_dmat, segs, nsegs, size, kvap, flags)); } void elroy_dmamem_unmap(void *v, caddr_t kva, size_t size) { struct elroy_softc *sc = v; bus_dmamem_unmap(sc->sc_dmat, kva, size); } paddr_t elroy_dmamem_mmap(void *v, bus_dma_segment_t *segs, int nsegs, off_t off, int prot, int flags) { struct elroy_softc *sc = v; return (bus_dmamem_mmap(sc->sc_dmat, segs, nsegs, off, prot, flags)); } const struct hppa_bus_dma_tag elroy_dmat = { NULL, elroy_dmamap_create, elroy_dmamap_destroy, elroy_dmamap_load, elroy_dmamap_load_mbuf, elroy_dmamap_load_uio, elroy_dmamap_load_raw, elroy_dmamap_unload, elroy_dmamap_sync, elroy_dmamem_alloc, elroy_dmamem_free, elroy_dmamem_map, elroy_dmamem_unmap, elroy_dmamem_mmap }; const struct hppa_pci_chipset_tag elroy_pc = { NULL, elroy_attach_hook, elroy_maxdevs, elroy_make_tag, elroy_decompose_tag, elroy_conf_read, elroy_conf_write, apic_intr_map, apic_intr_string, apic_intr_establish, apic_intr_disestablish, #if NCARDBUS > 0 elroy_alloc_parent #else NULL #endif }; int elroy_print(void *aux, const char *pnp) { struct pcibus_attach_args *pba = aux; if (pnp) printf("%s at %s\n", pba->pba_busname, pnp); return (UNCONF); } void elroy_attach(struct device *parent, struct device *self, void *aux) { struct elroy_softc *sc = (struct elroy_softc *)self; struct confargs *ca = (struct confargs *)aux; struct pcibus_attach_args pba; volatile struct elroy_regs *r; const char *p = NULL, *q; int i; sc->sc_hpa = ca->ca_hpa; sc->sc_bt = ca->ca_iot; sc->sc_dmat = ca->ca_dmatag; if (bus_space_map(sc->sc_bt, ca->ca_hpa, ca->ca_hpasz, 0, &sc->sc_bh)) { printf(": can't map space\n"); return; } sc->sc_regs = r = bus_space_vaddr(sc->sc_bt, sc->sc_bh); elroy_write32(&r->pci_cmdstat, htole32(PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE | PCI_COMMAND_MASTER_ENABLE)); elroy_write32(&r->control, elroy_read32(&r->control) & ~htole32(ELROY_CONTROL_RF)); for (i = 5000; i-- && elroy_read32(&r->status) & htole32(ELROY_STATUS_RC); DELAY(10)); if (i < 0) { printf(": reset failed; status %b\n", ELROY_STATUS_BITS, htole32(r->status)); return; } q = ""; sc->sc_ver = PCI_REVISION(letoh32(elroy_read32(&r->pci_class))); switch ((ca->ca_type.iodc_model << 4) | (ca->ca_type.iodc_revision >> 4)) { case 0x782: p = "Elroy"; switch (sc->sc_ver) { default: q = "+"; case 5: sc->sc_ver = 0x40; break; case 4: sc->sc_ver = 0x30; break; case 3: sc->sc_ver = 0x22; break; case 2: sc->sc_ver = 0x21; break; case 1: sc->sc_ver = 0x20; break; case 0: sc->sc_ver = 0x10; break; } break; case 0x783: p = "Mercury"; break; case 0x784: p = "Quicksilver"; break; default: p = "Mojo"; break; } printf(": %s TR%d.%d%s", p, sc->sc_ver >> 4, sc->sc_ver & 0xf, q); apic_attach(sc); printf("\n"); elroy_write32(&r->imask, htole32(0xffffffff << 30)); elroy_write32(&r->ibase, htole32(ELROY_BASE_RE)); /* TODO reserve elroy's pci space ? */ #if 0 printf("lmm %llx/%llx gmm %llx/%llx wlm %llx/%llx wgm %llx/%llx io %llx/%llx eio %llx/%llx\n", letoh64(r->lmmio_base), letoh64(r->lmmio_mask), letoh64(r->gmmio_base), letoh64(r->gmmio_mask), letoh64(r->wlmmio_base), letoh64(r->wlmmio_mask), letoh64(r->wgmmio_base), letoh64(r->wgmmio_mask), letoh64(r->io_base), letoh64(r->io_mask), letoh64(r->eio_base), letoh64(r->eio_mask)); #endif /* XXX evil hack! */ sc->sc_iobase = 0xfee00000; sc->sc_iot = elroy_iomemt; sc->sc_iot.hbt_cookie = sc; sc->sc_iot.hbt_map = elroy_iomap; sc->sc_iot.hbt_alloc = elroy_ioalloc; sc->sc_memt = elroy_iomemt; sc->sc_memt.hbt_cookie = sc; sc->sc_memt.hbt_map = elroy_memmap; sc->sc_memt.hbt_alloc = elroy_memalloc; sc->sc_pc = elroy_pc; sc->sc_pc._cookie = sc; sc->sc_dmatag = elroy_dmat; sc->sc_dmatag._cookie = sc; pba.pba_busname = "pci"; pba.pba_iot = &sc->sc_iot; pba.pba_memt = &sc->sc_memt; pba.pba_dmat = &sc->sc_dmatag; pba.pba_pc = &sc->sc_pc; pba.pba_bridgetag = NULL; pba.pba_domain = pci_ndomains++; pba.pba_bus = 0; /* (letoh32(elroy_read32(&r->busnum)) & 0xff) >> 4; */ config_found(self, &pba, elroy_print); }