/* $OpenBSD: obio.c,v 1.6 2008/06/26 05:42:11 ray Exp $ */ /* $NetBSD: obio.c,v 1.1 2006/09/01 21:26:18 uwe Exp $ */ /*- * Copyright (c) 1998 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Charles M. Hannum. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include #include #include #include #include #include #include #include #include #include #include #include int obio_match(struct device *, void *, void *); void obio_attach(struct device *, struct device *, void *); int obio_print(void *, const char *); int obio_search(struct device *, void *, void *); struct cfattach obio_ca = { sizeof(struct obio_softc), obio_match, obio_attach }; struct cfdriver obio_cd = { 0, "obio", DV_DULL }; int obio_match(struct device *parent, void *vcf, void *aux) { struct obiobus_attach_args *oba = aux; if (strcmp(oba->oba_busname, obio_cd.cd_name) != 0) return (0); return (1); } void obio_attach(struct device *parent, struct device *self, void *aux) { struct obio_softc *sc = (struct obio_softc *)self; struct obiobus_attach_args *oba = aux; printf("\n"); sc->sc_iot = oba->oba_iot; sc->sc_memt = oba->oba_memt; config_search(obio_search, self, NULL); } int obio_search(struct device *parent, void *vcf, void *aux) { struct obio_softc *sc = (struct obio_softc *)parent; struct cfdata *cf = vcf; struct obio_attach_args oa; struct obio_io res_io[1]; struct obio_iomem res_mem[1]; struct obio_irq res_irq[1]; oa.oa_iot = sc->sc_iot; oa.oa_memt = sc->sc_memt; oa.oa_nio = oa.oa_niomem = oa.oa_nirq = 0; if (cf->cf_iobase != IOBASEUNK) { res_io[0].or_addr = cf->cf_iobase; res_io[0].or_size = cf->cf_iosize; oa.oa_io = res_io; oa.oa_nio = 1; } if (cf->cf_maddr != MADDRUNK) { res_mem[0].or_addr = cf->cf_maddr; res_mem[0].or_size = cf->cf_msize; oa.oa_iomem = res_mem; oa.oa_niomem = 1; } if (cf->cf_irq != IRQUNK) { res_irq[0].or_irq = cf->cf_irq; oa.oa_irq = res_irq; oa.oa_nirq = 1; } if ((*cf->cf_attach->ca_match)(parent, cf, &oa) == 0) return (0); config_attach(parent, cf, &oa, obio_print); return (1); } int obio_print(void *args, const char *name) { struct obio_attach_args *oa = args; const char *sep; int i; if (oa->oa_nio) { sep = ""; printf(" port "); for (i = 0; i < oa->oa_nio; i++) { if (oa->oa_io[i].or_size == 0) continue; printf("%s0x%x", sep, oa->oa_io[i].or_addr); if (oa->oa_io[i].or_size > 1) printf("-0x%x", oa->oa_io[i].or_addr + oa->oa_io[i].or_size - 1); sep = ","; } } if (oa->oa_niomem) { sep = ""; printf(" iomem "); for (i = 0; i < oa->oa_niomem; i++) { if (oa->oa_iomem[i].or_size == 0) continue; printf("%s0x%x", sep, oa->oa_iomem[i].or_addr); if (oa->oa_iomem[i].or_size > 1) printf("-0x%x", oa->oa_iomem[i].or_addr + oa->oa_iomem[i].or_size - 1); sep = ","; } } if (oa->oa_nirq) { sep = ""; printf(" irq "); for (i = 0; i < oa->oa_nirq; i++) { if (oa->oa_irq[i].or_irq == IRQUNK) continue; printf("%s%d", sep, oa->oa_irq[i].or_irq); sep = ","; } } return (UNCONF); } /* * Set up an interrupt handler to start being called. */ void * obio_intr_establish(int irq, int level, int (*ih_fun)(void *), void *ih_arg, const char *ih_name) { return extintr_establish(irq, level, ih_fun, ih_arg, ih_name); } /* * Deregister an interrupt handler. */ void obio_intr_disestablish(void *arg) { extintr_disestablish(arg); } /* * on-board I/O bus space */ #define OBIO_IOMEM_IO 0 /* space is i/o space */ #define OBIO_IOMEM_MEM 1 /* space is mem space */ #define OBIO_IOMEM_PCMCIA_IO 2 /* PCMCIA IO space */ #define OBIO_IOMEM_PCMCIA_MEM 3 /* PCMCIA Mem space */ #define OBIO_IOMEM_PCMCIA_ATT 4 /* PCMCIA Attr space */ #define OBIO_IOMEM_PCMCIA_8BIT 0x8000 /* PCMCIA BUS 8 BIT WIDTH */ #define OBIO_IOMEM_PCMCIA_IO8 \ (OBIO_IOMEM_PCMCIA_IO|OBIO_IOMEM_PCMCIA_8BIT) #define OBIO_IOMEM_PCMCIA_MEM8 \ (OBIO_IOMEM_PCMCIA_MEM|OBIO_IOMEM_PCMCIA_8BIT) #define OBIO_IOMEM_PCMCIA_ATT8 \ (OBIO_IOMEM_PCMCIA_ATT|OBIO_IOMEM_PCMCIA_8BIT) int obio_iomem_map(void *v, bus_addr_t bpa, bus_size_t size, int flags, bus_space_handle_t *bshp); void obio_iomem_unmap(void *v, bus_space_handle_t bsh, bus_size_t size); int obio_iomem_subregion(void *v, bus_space_handle_t bsh, bus_size_t offset, bus_size_t size, bus_space_handle_t *nbshp); int obio_iomem_alloc(void *v, bus_addr_t rstart, bus_addr_t rend, bus_size_t size, bus_size_t alignment, bus_size_t boundary, int flags, bus_addr_t *bpap, bus_space_handle_t *bshp); void obio_iomem_free(void *v, bus_space_handle_t bsh, bus_size_t size); int obio_iomem_add_mapping(bus_addr_t, bus_size_t, int, bus_space_handle_t *); int obio_iomem_add_mapping(bus_addr_t bpa, bus_size_t size, int type, bus_space_handle_t *bshp) { u_long pa, endpa; vaddr_t va; pt_entry_t *pte; unsigned int m = 0; int io_type = type & ~OBIO_IOMEM_PCMCIA_8BIT; pa = trunc_page(bpa); endpa = round_page(bpa + size); #ifdef DIAGNOSTIC if (endpa <= pa) panic("obio_iomem_add_mapping: overflow"); #endif va = uvm_km_valloc(kernel_map, endpa - pa); if (va == 0) return (ENOMEM); *bshp = (bus_space_handle_t)(va + (bpa & PGOFSET)); #define MODE(t, s) \ ((t) & OBIO_IOMEM_PCMCIA_8BIT) ? \ _PG_PCMCIA_ ## s ## 8 : \ _PG_PCMCIA_ ## s ## 16 switch (io_type) { default: panic("unknown pcmcia space."); /* NOTREACHED */ case OBIO_IOMEM_PCMCIA_IO: m = MODE(type, IO); break; case OBIO_IOMEM_PCMCIA_MEM: m = MODE(type, MEM); break; case OBIO_IOMEM_PCMCIA_ATT: m = MODE(type, ATTR); break; } #undef MODE for (; pa < endpa; pa += PAGE_SIZE, va += PAGE_SIZE) { pmap_kenter_pa(va, pa, VM_PROT_READ | VM_PROT_WRITE); pte = __pmap_kpte_lookup(va); KDASSERT(pte); *pte |= m; /* PTEA PCMCIA assistant bit */ sh_tlb_update(0, va, *pte); } return (0); } int obio_iomem_map(void *v, bus_addr_t bpa, bus_size_t size, int flags, bus_space_handle_t *bshp) { bus_addr_t addr = SH3_PHYS_TO_P2SEG(bpa); int error; KASSERT((bpa & SH3_PHYS_MASK) == bpa); if (bpa < 0x14000000 || bpa >= 0x1c000000) { /* CS0,1,2,3,4,7 */ *bshp = (bus_space_handle_t)addr; return (0); } /* CS5,6 */ error = obio_iomem_add_mapping(addr, size, (int)(u_long)v, bshp); return (error); } void obio_iomem_unmap(void *v, bus_space_handle_t bsh, bus_size_t size) { u_long va, endva; bus_addr_t bpa; if (bsh >= SH3_P2SEG_BASE && bsh <= SH3_P2SEG_END) { /* maybe CS0,1,2,3,4,7 */ return; } /* CS5,6 */ va = trunc_page(bsh); endva = round_page(bsh + size); #ifdef DIAGNOSTIC if (endva <= va) panic("obio_io_unmap: overflow"); #endif pmap_extract(pmap_kernel(), va, &bpa); bpa += bsh & PGOFSET; pmap_kremove(va, endva - va); /* * Free the kernel virtual mapping. */ uvm_km_free(kernel_map, va, endva - va); } int obio_iomem_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 obio_iomem_alloc(void *v, bus_addr_t rstart, bus_addr_t rend, bus_size_t size, bus_size_t alignment, bus_size_t boundary, int flags, bus_addr_t *bpap, bus_space_handle_t *bshp) { *bshp = *bpap = rstart; return (0); } void obio_iomem_free(void *v, bus_space_handle_t bsh, bus_size_t size) { obio_iomem_unmap(v, bsh, size); } /* * on-board I/O bus space read/write */ uint8_t obio_iomem_read_1(void *v, bus_space_handle_t bsh, bus_size_t offset); uint16_t obio_iomem_read_2(void *v, bus_space_handle_t bsh, bus_size_t offset); uint32_t obio_iomem_read_4(void *v, bus_space_handle_t bsh, bus_size_t offset); void obio_iomem_read_multi_1(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t *addr, bus_size_t count); void obio_iomem_read_multi_2(void *v, bus_space_handle_t bsh, bus_size_t offset, uint16_t *addr, bus_size_t count); void obio_iomem_read_multi_4(void *v, bus_space_handle_t bsh, bus_size_t offset, uint32_t *addr, bus_size_t count); void obio_iomem_read_raw_multi_2(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t *addr, bus_size_t count); void obio_iomem_read_raw_multi_4(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t *addr, bus_size_t count); void obio_iomem_read_region_1(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t *addr, bus_size_t count); void obio_iomem_read_region_2(void *v, bus_space_handle_t bsh, bus_size_t offset, uint16_t *addr, bus_size_t count); void obio_iomem_read_region_4(void *v, bus_space_handle_t bsh, bus_size_t offset, uint32_t *addr, bus_size_t count); void obio_iomem_read_raw_region_2(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t *addr, bus_size_t count); void obio_iomem_read_raw_region_4(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t *addr, bus_size_t count); void obio_iomem_write_1(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t value); void obio_iomem_write_2(void *v, bus_space_handle_t bsh, bus_size_t offset, uint16_t value); void obio_iomem_write_4(void *v, bus_space_handle_t bsh, bus_size_t offset, uint32_t value); void obio_iomem_write_multi_1(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint8_t *addr, bus_size_t count); void obio_iomem_write_multi_2(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint16_t *addr, bus_size_t count); void obio_iomem_write_multi_4(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint32_t *addr, bus_size_t count); void obio_iomem_write_raw_multi_2(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint8_t *addr, bus_size_t count); void obio_iomem_write_raw_multi_4(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint8_t *addr, bus_size_t count); void obio_iomem_write_region_1(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint8_t *addr, bus_size_t count); void obio_iomem_write_region_2(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint16_t *addr, bus_size_t count); void obio_iomem_write_region_4(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint32_t *addr, bus_size_t count); void obio_iomem_write_raw_region_2(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint8_t *addr, bus_size_t count); void obio_iomem_write_raw_region_4(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint8_t *addr, bus_size_t count); void obio_iomem_set_multi_1(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t val, bus_size_t count); void obio_iomem_set_multi_2(void *v, bus_space_handle_t bsh, bus_size_t offset, uint16_t val, bus_size_t count); void obio_iomem_set_multi_4(void *v, bus_space_handle_t bsh, bus_size_t offset, uint32_t val, bus_size_t count); void obio_iomem_set_region_1(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t val, bus_size_t count); void obio_iomem_set_region_2(void *v, bus_space_handle_t bsh, bus_size_t offset, uint16_t val, bus_size_t count); void obio_iomem_set_region_4(void *v, bus_space_handle_t bsh, bus_size_t offset, uint32_t val, bus_size_t count); void obio_iomem_copy_region_1(void *v, bus_space_handle_t h1, bus_size_t o1, bus_space_handle_t h2, bus_size_t o2, bus_size_t count); void obio_iomem_copy_region_2(void *v, bus_space_handle_t h1, bus_size_t o1, bus_space_handle_t h2, bus_size_t o2, bus_size_t count); void obio_iomem_copy_region_4(void *v, bus_space_handle_t h1, bus_size_t o1, bus_space_handle_t h2, bus_size_t o2, bus_size_t count); struct _bus_space obio_bus_io = { .bs_cookie = (void *)OBIO_IOMEM_PCMCIA_IO, .bs_map = obio_iomem_map, .bs_unmap = obio_iomem_unmap, .bs_subregion = obio_iomem_subregion, .bs_alloc = obio_iomem_alloc, .bs_free = obio_iomem_free, .bs_r_1 = obio_iomem_read_1, .bs_r_2 = obio_iomem_read_2, .bs_r_4 = obio_iomem_read_4, .bs_rm_1 = obio_iomem_read_multi_1, .bs_rm_2 = obio_iomem_read_multi_2, .bs_rm_4 = obio_iomem_read_multi_4, .bs_rrm_2 = obio_iomem_read_raw_multi_2, .bs_rrm_4 = obio_iomem_read_raw_multi_4, .bs_rr_1 = obio_iomem_read_region_1, .bs_rr_2 = obio_iomem_read_region_2, .bs_rr_4 = obio_iomem_read_region_4, .bs_rrr_2 = obio_iomem_read_raw_region_2, .bs_rrr_4 = obio_iomem_read_raw_region_4, .bs_w_1 = obio_iomem_write_1, .bs_w_2 = obio_iomem_write_2, .bs_w_4 = obio_iomem_write_4, .bs_wm_1 = obio_iomem_write_multi_1, .bs_wm_2 = obio_iomem_write_multi_2, .bs_wm_4 = obio_iomem_write_multi_4, .bs_wrm_2 = obio_iomem_write_raw_multi_2, .bs_wrm_4 = obio_iomem_write_raw_multi_4, .bs_wr_1 = obio_iomem_write_region_1, .bs_wr_2 = obio_iomem_write_region_2, .bs_wr_4 = obio_iomem_write_region_4, .bs_wrr_2 = obio_iomem_write_raw_region_2, .bs_wrr_4 = obio_iomem_write_raw_region_4, .bs_sm_1 = obio_iomem_set_multi_1, .bs_sm_2 = obio_iomem_set_multi_2, .bs_sm_4 = obio_iomem_set_multi_4, .bs_sr_1 = obio_iomem_set_region_1, .bs_sr_2 = obio_iomem_set_region_2, .bs_sr_4 = obio_iomem_set_region_4, .bs_c_1 = obio_iomem_copy_region_1, .bs_c_2 = obio_iomem_copy_region_2, .bs_c_4 = obio_iomem_copy_region_4, }; struct _bus_space obio_bus_mem = { .bs_cookie = (void *)OBIO_IOMEM_PCMCIA_MEM, .bs_map = obio_iomem_map, .bs_unmap = obio_iomem_unmap, .bs_subregion = obio_iomem_subregion, .bs_alloc = obio_iomem_alloc, .bs_free = obio_iomem_free, .bs_r_1 = obio_iomem_read_1, .bs_r_2 = obio_iomem_read_2, .bs_r_4 = obio_iomem_read_4, .bs_rm_1 = obio_iomem_read_multi_1, .bs_rm_2 = obio_iomem_read_multi_2, .bs_rm_4 = obio_iomem_read_multi_4, .bs_rrm_2 = obio_iomem_read_raw_multi_2, .bs_rrm_4 = obio_iomem_read_raw_multi_4, .bs_rr_1 = obio_iomem_read_region_1, .bs_rr_2 = obio_iomem_read_region_2, .bs_rr_4 = obio_iomem_read_region_4, .bs_rrr_2 = obio_iomem_read_raw_region_2, .bs_rrr_4 = obio_iomem_read_raw_region_4, .bs_w_1 = obio_iomem_write_1, .bs_w_2 = obio_iomem_write_2, .bs_w_4 = obio_iomem_write_4, .bs_wm_1 = obio_iomem_write_multi_1, .bs_wm_2 = obio_iomem_write_multi_2, .bs_wm_4 = obio_iomem_write_multi_4, .bs_wrm_2 = obio_iomem_write_raw_multi_2, .bs_wrm_4 = obio_iomem_write_raw_multi_4, .bs_wr_1 = obio_iomem_write_region_1, .bs_wr_2 = obio_iomem_write_region_2, .bs_wr_4 = obio_iomem_write_region_4, .bs_wrr_2 = obio_iomem_write_raw_region_2, .bs_wrr_4 = obio_iomem_write_raw_region_4, .bs_sm_1 = obio_iomem_set_multi_1, .bs_sm_2 = obio_iomem_set_multi_2, .bs_sm_4 = obio_iomem_set_multi_4, .bs_sr_1 = obio_iomem_set_region_1, .bs_sr_2 = obio_iomem_set_region_2, .bs_sr_4 = obio_iomem_set_region_4, .bs_c_1 = obio_iomem_copy_region_1, .bs_c_2 = obio_iomem_copy_region_2, .bs_c_4 = obio_iomem_copy_region_4, }; /* read */ uint8_t obio_iomem_read_1(void *v, bus_space_handle_t bsh, bus_size_t offset) { return *(volatile uint8_t *)(bsh + offset); } uint16_t obio_iomem_read_2(void *v, bus_space_handle_t bsh, bus_size_t offset) { return *(volatile uint16_t *)(bsh + offset); } uint32_t obio_iomem_read_4(void *v, bus_space_handle_t bsh, bus_size_t offset) { return *(volatile uint32_t *)(bsh + offset); } void obio_iomem_read_multi_1(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t *addr, bus_size_t count) { volatile uint8_t *p = (void *)(bsh + offset); while (count--) { *addr++ = *p; } } void obio_iomem_read_multi_2(void *v, bus_space_handle_t bsh, bus_size_t offset, uint16_t *addr, bus_size_t count) { volatile uint16_t *p = (void *)(bsh + offset); while (count--) { *addr++ = *p; } } void obio_iomem_read_multi_4(void *v, bus_space_handle_t bsh, bus_size_t offset, uint32_t *addr, bus_size_t count) { volatile uint32_t *p = (void *)(bsh + offset); while (count--) { *addr++ = *p; } } void obio_iomem_read_raw_multi_2(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t *addr, bus_size_t count) { volatile uint16_t *p = (void *)(bsh + offset); count >>= 1; while (count--) { *(uint16_t *)addr = *p; addr += 2; } } void obio_iomem_read_raw_multi_4(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t *addr, bus_size_t count) { volatile uint32_t *p = (void *)(bsh + offset); count >>= 2; while (count--) { *(uint32_t *)addr = *p; addr += 4; } } void obio_iomem_read_region_1(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t *addr, bus_size_t count) { volatile uint8_t *p = (void *)(bsh + offset); while (count--) { *addr++ = *p++; } } void obio_iomem_read_region_2(void *v, bus_space_handle_t bsh, bus_size_t offset, uint16_t *addr, bus_size_t count) { volatile uint16_t *p = (void *)(bsh + offset); while (count--) { *addr++ = *p++; } } void obio_iomem_read_region_4(void *v, bus_space_handle_t bsh, bus_size_t offset, uint32_t *addr, bus_size_t count) { volatile uint32_t *p = (void *)(bsh + offset); while (count--) { *addr++ = *p++; } } void obio_iomem_read_raw_region_2(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t *addr, bus_size_t count) { volatile uint16_t *p = (void *)(bsh + offset); count >>= 1; while (count--) { *(uint16_t *)addr = *p++; addr += 2; } } void obio_iomem_read_raw_region_4(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t *addr, bus_size_t count) { volatile uint32_t *p = (void *)(bsh + offset); count >>= 2; while (count--) { *(uint32_t *)addr = *p++; addr += 4; } } /* write */ void obio_iomem_write_1(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t value) { *(volatile uint8_t *)(bsh + offset) = value; } void obio_iomem_write_2(void *v, bus_space_handle_t bsh, bus_size_t offset, uint16_t value) { *(volatile uint16_t *)(bsh + offset) = value; } void obio_iomem_write_4(void *v, bus_space_handle_t bsh, bus_size_t offset, uint32_t value) { *(volatile uint32_t *)(bsh + offset) = value; } void obio_iomem_write_multi_1(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint8_t *addr, bus_size_t count) { volatile uint8_t *p = (void *)(bsh + offset); while (count--) { *p = *addr++; } } void obio_iomem_write_multi_2(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint16_t *addr, bus_size_t count) { volatile uint16_t *p = (void *)(bsh + offset); while (count--) { *p = *addr++; } } void obio_iomem_write_multi_4(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint32_t *addr, bus_size_t count) { volatile uint32_t *p = (void *)(bsh + offset); while (count--) { *p = *addr++; } } void obio_iomem_write_raw_multi_2(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint8_t *addr, bus_size_t count) { volatile uint16_t *p = (void *)(bsh + offset); count >>= 1; while (count--) { *p = *(uint16_t *)addr; addr += 2; } } void obio_iomem_write_raw_multi_4(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint8_t *addr, bus_size_t count) { volatile uint32_t *p = (void *)(bsh + offset); count >>= 2; while (count--) { *p = *(uint32_t *)addr; addr += 4; } } void obio_iomem_write_region_1(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint8_t *addr, bus_size_t count) { volatile uint8_t *p = (void *)(bsh + offset); while (count--) { *p++ = *addr++; } } void obio_iomem_write_region_2(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint16_t *addr, bus_size_t count) { volatile uint16_t *p = (void *)(bsh + offset); while (count--) { *p++ = *addr++; } } void obio_iomem_write_region_4(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint32_t *addr, bus_size_t count) { volatile uint32_t *p = (void *)(bsh + offset); while (count--) { *p++ = *addr++; } } void obio_iomem_write_raw_region_2(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint8_t *addr, bus_size_t count) { volatile uint16_t *p = (void *)(bsh + offset); count >>= 1; while (count--) { *p++ = *(uint16_t *)addr; addr += 2; } } void obio_iomem_write_raw_region_4(void *v, bus_space_handle_t bsh, bus_size_t offset, const uint8_t *addr, bus_size_t count) { volatile uint32_t *p = (void *)(bsh + offset); count >>= 2; while (count--) { *p++ = *(uint32_t *)addr; addr += 4; } } void obio_iomem_set_multi_1(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t val, bus_size_t count) { volatile uint8_t *p = (void *)(bsh + offset); while (count--) { *p = val; } } void obio_iomem_set_multi_2(void *v, bus_space_handle_t bsh, bus_size_t offset, uint16_t val, bus_size_t count) { volatile uint16_t *p = (void *)(bsh + offset); while (count--) { *p = val; } } void obio_iomem_set_multi_4(void *v, bus_space_handle_t bsh, bus_size_t offset, uint32_t val, bus_size_t count) { volatile uint32_t *p = (void *)(bsh + offset); while (count--) { *p = val; } } void obio_iomem_set_region_1(void *v, bus_space_handle_t bsh, bus_size_t offset, uint8_t val, bus_size_t count) { volatile uint8_t *addr = (void *)(bsh + offset); while (count--) { *addr++ = val; } } void obio_iomem_set_region_2(void *v, bus_space_handle_t bsh, bus_size_t offset, uint16_t val, bus_size_t count) { volatile uint16_t *addr = (void *)(bsh + offset); while (count--) { *addr++ = val; } } void obio_iomem_set_region_4(void *v, bus_space_handle_t bsh, bus_size_t offset, uint32_t val, bus_size_t count) { volatile uint32_t *addr = (void *)(bsh + offset); while (count--) { *addr++ = val; } } void obio_iomem_copy_region_1(void *v, bus_space_handle_t h1, bus_size_t o1, bus_space_handle_t h2, bus_size_t o2, bus_size_t count) { volatile uint8_t *addr1 = (void *)(h1 + o1); volatile uint8_t *addr2 = (void *)(h2 + o2); if (addr1 >= addr2) { /* src after dest: copy forward */ while (count--) { *addr2++ = *addr1++; } } else { /* dest after src: copy backwards */ addr1 += count - 1; addr2 += count - 1; while (count--) { *addr2-- = *addr1--; } } } void obio_iomem_copy_region_2(void *v, bus_space_handle_t h1, bus_size_t o1, bus_space_handle_t h2, bus_size_t o2, bus_size_t count) { volatile uint16_t *addr1 = (void *)(h1 + o1); volatile uint16_t *addr2 = (void *)(h2 + o2); if (addr1 >= addr2) { /* src after dest: copy forward */ while (count--) { *addr2++ = *addr1++; } } else { /* dest after src: copy backwards */ addr1 += count - 1; addr2 += count - 1; while (count--) { *addr2-- = *addr1--; } } } void obio_iomem_copy_region_4(void *v, bus_space_handle_t h1, bus_size_t o1, bus_space_handle_t h2, bus_size_t o2, bus_size_t count) { volatile uint32_t *addr1 = (void *)(h1 + o1); volatile uint32_t *addr2 = (void *)(h2 + o2); if (addr1 >= addr2) { /* src after dest: copy forward */ while (count--) { *addr2++ = *addr1++; } } else { /* dest after src: copy backwards */ addr1 += count - 1; addr2 += count - 1; while (count--) { *addr2-- = *addr1--; } } }