From e26a6af3af0e22b5236f188b149cfc04a613fd74 Mon Sep 17 00:00:00 2001 From: Olivier Houchard Date: Fri, 27 Jul 2007 14:50:57 +0000 Subject: Add initial IOP342 support. Thanks to Intel for providing sample hardware. Approved by: re (blanket) --- sys/arm/xscale/i8134x/crb_machdep.c | 451 ++++++++++++++++++++++++++ sys/arm/xscale/i8134x/files.crb | 2 + sys/arm/xscale/i8134x/files.i81342 | 15 + sys/arm/xscale/i8134x/i81342.c | 463 +++++++++++++++++++++++++++ sys/arm/xscale/i8134x/i81342_mcu.c | 57 ++++ sys/arm/xscale/i8134x/i81342_pci.c | 542 ++++++++++++++++++++++++++++++++ sys/arm/xscale/i8134x/i81342_space.c | 345 ++++++++++++++++++++ sys/arm/xscale/i8134x/i81342reg.h | 306 ++++++++++++++++++ sys/arm/xscale/i8134x/i81342var.h | 70 +++++ sys/arm/xscale/i8134x/obio.c | 167 ++++++++++ sys/arm/xscale/i8134x/obio_space.c | 225 +++++++++++++ sys/arm/xscale/i8134x/obiovar.h | 55 ++++ sys/arm/xscale/i8134x/std.crb | 6 + sys/arm/xscale/i8134x/std.i81342 | 5 + sys/arm/xscale/i8134x/uart_bus_i81342.c | 92 ++++++ sys/arm/xscale/i8134x/uart_cpu_i81342.c | 68 ++++ 16 files changed, 2869 insertions(+) create mode 100644 sys/arm/xscale/i8134x/crb_machdep.c create mode 100644 sys/arm/xscale/i8134x/files.crb create mode 100644 sys/arm/xscale/i8134x/files.i81342 create mode 100644 sys/arm/xscale/i8134x/i81342.c create mode 100644 sys/arm/xscale/i8134x/i81342_mcu.c create mode 100644 sys/arm/xscale/i8134x/i81342_pci.c create mode 100644 sys/arm/xscale/i8134x/i81342_space.c create mode 100644 sys/arm/xscale/i8134x/i81342reg.h create mode 100644 sys/arm/xscale/i8134x/i81342var.h create mode 100644 sys/arm/xscale/i8134x/obio.c create mode 100644 sys/arm/xscale/i8134x/obio_space.c create mode 100644 sys/arm/xscale/i8134x/obiovar.h create mode 100644 sys/arm/xscale/i8134x/std.crb create mode 100644 sys/arm/xscale/i8134x/std.i81342 create mode 100644 sys/arm/xscale/i8134x/uart_bus_i81342.c create mode 100644 sys/arm/xscale/i8134x/uart_cpu_i81342.c (limited to 'sys/arm/xscale/i8134x') diff --git a/sys/arm/xscale/i8134x/crb_machdep.c b/sys/arm/xscale/i8134x/crb_machdep.c new file mode 100644 index 000000000000..032528b7a72d --- /dev/null +++ b/sys/arm/xscale/i8134x/crb_machdep.c @@ -0,0 +1,451 @@ +/* $NetBSD: hpc_machdep.c,v 1.70 2003/09/16 08:18:22 agc Exp $ */ + +/*- + * Copyright (c) 1994-1998 Mark Brinicombe. + * Copyright (c) 1994 Brini. + * All rights reserved. + * + * This code is derived from software written for Brini by Mark Brinicombe + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Brini. + * 4. The name of the company nor the name of the author may be used to + * endorse or promote products derived from this software without specific + * prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY BRINI ``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 BRINI 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. + * + * RiscBSD kernel project + * + * machdep.c + * + * Machine dependant functions for kernel setup + * + * This file needs a lot of work. + * + * Created : 17/09/94 + */ + +#include "opt_msgbuf.h" +#include "opt_ddb.h" + +#include +__FBSDID("$FreeBSD$"); + +#define _ARM32_BUS_DMA_PRIVATE +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + + +#include /* For i80321_calibrate_delay() */ + +#include +#include +#include + + +#define KERNEL_PT_SYS 0 /* Page table for mapping proc0 zero page */ +#define KERNEL_PT_IOPXS 1 +#define KERNEL_PT_BEFOREKERN 2 +#define KERNEL_PT_AFKERNEL 3 /* L2 table for mapping after kernel */ +#define KERNEL_PT_AFKERNEL_NUM 9 + +/* this should be evenly divisable by PAGE_SIZE / L2_TABLE_SIZE_REAL (or 4) */ +#define NUM_KERNEL_PTS (KERNEL_PT_AFKERNEL + KERNEL_PT_AFKERNEL_NUM) + +/* Define various stack sizes in pages */ +#define IRQ_STACK_SIZE 1 +#define ABT_STACK_SIZE 1 +#ifdef IPKDB +#define UND_STACK_SIZE 2 +#else +#define UND_STACK_SIZE 1 +#endif + +extern u_int data_abort_handler_address; +extern u_int prefetch_abort_handler_address; +extern u_int undefined_handler_address; + +struct pv_addr kernel_pt_table[NUM_KERNEL_PTS]; + +extern void *_end; + +extern vm_offset_t sa1_cache_clean_addr; + +extern int *end; + +struct pcpu __pcpu; +struct pcpu *pcpup = &__pcpu; + +/* Physical and virtual addresses for some global pages */ + +vm_paddr_t phys_avail[10]; +vm_paddr_t dump_avail[4]; +vm_offset_t physical_pages; +vm_offset_t clean_sva, clean_eva; + +struct pv_addr systempage; +struct pv_addr msgbufpv; +struct pv_addr irqstack; +struct pv_addr undstack; +struct pv_addr abtstack; +struct pv_addr kernelstack; + +static struct trapframe proc0_tf; + +/* Static device mappings. */ +static const struct pmap_devmap iq81342_devmap[] = { + { + IOP34X_VADDR, + IOP34X_HWADDR, + IOP34X_SIZE, + VM_PROT_READ|VM_PROT_WRITE, + PTE_NOCACHE, + }, + { + /* + * Cheat and map a whole section, this will bring + * both PCI-X and PCI-E outbound I/O + */ + IOP34X_PCIX_OIOBAR_VADDR &~ (0x100000 - 1), + IOP34X_PCIX_OIOBAR &~ (0x100000 - 1), + 0x100000, + VM_PROT_READ|VM_PROT_WRITE, + PTE_NOCACHE, + }, + { + 0, + 0, + 0, + 0, + 0, + } +}; + +#define SDRAM_START 0x00000000 + +#ifdef DDB +extern vm_offset_t ksym_start, ksym_end; +#endif + +extern vm_offset_t xscale_cache_clean_addr; + +void * +initarm(void *arg, void *arg2) +{ + struct pv_addr kernel_l1pt; + int loop; + u_int l1pagetable; + vm_offset_t freemempos; + vm_offset_t freemem_pt; + vm_offset_t afterkern; + vm_offset_t freemem_after; + vm_offset_t lastaddr; +#ifdef DDB + vm_offset_t zstart = 0, zend = 0; +#endif + int i; + uint32_t fake_preload[35]; + uint32_t memsize, memstart; + + i = 0; + + set_cpufuncs(); + fake_preload[i++] = MODINFO_NAME; + fake_preload[i++] = strlen("elf kernel") + 1; + strcpy((char*)&fake_preload[i++], "elf kernel"); + i += 2; + fake_preload[i++] = MODINFO_TYPE; + fake_preload[i++] = strlen("elf kernel") + 1; + strcpy((char*)&fake_preload[i++], "elf kernel"); + i += 2; + fake_preload[i++] = MODINFO_ADDR; + fake_preload[i++] = sizeof(vm_offset_t); + fake_preload[i++] = KERNBASE + 0x00200000; + fake_preload[i++] = MODINFO_SIZE; + fake_preload[i++] = sizeof(uint32_t); + fake_preload[i++] = (uint32_t)&end - KERNBASE - 0x00200000; +#ifdef DDB + if (*(uint32_t *)KERNVIRTADDR == MAGIC_TRAMP_NUMBER) { + fake_preload[i++] = MODINFO_METADATA|MODINFOMD_SSYM; + fake_preload[i++] = sizeof(vm_offset_t); + fake_preload[i++] = *(uint32_t *)(KERNVIRTADDR + 4); + fake_preload[i++] = MODINFO_METADATA|MODINFOMD_ESYM; + fake_preload[i++] = sizeof(vm_offset_t); + fake_preload[i++] = *(uint32_t *)(KERNVIRTADDR + 8); + lastaddr = *(uint32_t *)(KERNVIRTADDR + 8); + zend = lastaddr; + zstart = *(uint32_t *)(KERNVIRTADDR + 4); + ksym_start = zstart; + ksym_end = zend; + } else +#endif + lastaddr = (vm_offset_t)&end; + + fake_preload[i++] = 0; + fake_preload[i] = 0; + preload_metadata = (void *)fake_preload; + + + pcpu_init(pcpup, 0, sizeof(struct pcpu)); + PCPU_SET(curthread, &thread0); + +#define KERNEL_TEXT_BASE (KERNBASE + 0x00200000) + freemempos = 0x00200000; + /* Define a macro to simplify memory allocation */ +#define valloc_pages(var, np) \ + alloc_pages((var).pv_pa, (np)); \ + (var).pv_va = (var).pv_pa + 0xc0000000; + +#define alloc_pages(var, np) \ + freemempos -= (np * PAGE_SIZE); \ + (var) = freemempos; \ + memset((char *)(var), 0, ((np) * PAGE_SIZE)); + + while (((freemempos - L1_TABLE_SIZE) & (L1_TABLE_SIZE - 1)) != 0) + freemempos -= PAGE_SIZE; + valloc_pages(kernel_l1pt, L1_TABLE_SIZE / PAGE_SIZE); + for (loop = 0; loop < NUM_KERNEL_PTS; ++loop) { + if (!(loop % (PAGE_SIZE / L2_TABLE_SIZE_REAL))) { + valloc_pages(kernel_pt_table[loop], + L2_TABLE_SIZE / PAGE_SIZE); + } else { + kernel_pt_table[loop].pv_pa = freemempos + + (loop % (PAGE_SIZE / L2_TABLE_SIZE_REAL)) * + L2_TABLE_SIZE_REAL; + kernel_pt_table[loop].pv_va = + kernel_pt_table[loop].pv_pa + 0xc0000000; + } + } + freemem_pt = freemempos; + freemempos = 0x00100000; + /* + * Allocate a page for the system page mapped to V0x00000000 + * This page will just contain the system vectors and can be + * shared by all processes. + */ + valloc_pages(systempage, 1); + + /* Allocate stacks for all modes */ + valloc_pages(irqstack, IRQ_STACK_SIZE); + valloc_pages(abtstack, ABT_STACK_SIZE); + valloc_pages(undstack, UND_STACK_SIZE); + valloc_pages(kernelstack, KSTACK_PAGES); + valloc_pages(msgbufpv, round_page(MSGBUF_SIZE) / PAGE_SIZE); +#ifdef ARM_USE_SMALL_ALLOC + freemempos -= PAGE_SIZE; + freemem_pt = trunc_page(freemem_pt); + freemem_after = freemempos - ((freemem_pt - 0x00100000) / + PAGE_SIZE) * sizeof(struct arm_small_page); + arm_add_smallalloc_pages((void *)(freemem_after + 0xc0000000) + , (void *)0xc0100000, freemem_pt - 0x00100000, 1); + freemem_after -= ((freemem_after - 0x00001000) / PAGE_SIZE) * + sizeof(struct arm_small_page); +#if 0 + arm_add_smallalloc_pages((void *)(freemem_after + 0xc0000000) + , (void *)0xc0001000, trunc_page(freemem_after) - 0x00001000, 0); +#endif + freemempos = trunc_page(freemem_after); + freemempos -= PAGE_SIZE; +#endif + /* + * Now we start construction of the L1 page table + * We start by mapping the L2 page tables into the L1. + * This means that we can replace L1 mappings later on if necessary + */ + l1pagetable = kernel_l1pt.pv_va; + + /* Map the L2 pages tables in the L1 page table */ + pmap_link_l2pt(l1pagetable, ARM_VECTORS_HIGH & ~(0x00100000 - 1), + &kernel_pt_table[KERNEL_PT_SYS]); + pmap_map_chunk(l1pagetable, KERNBASE, SDRAM_START, 0x100000, + VM_PROT_READ|VM_PROT_WRITE, PTE_CACHE); + + pmap_map_chunk(l1pagetable, KERNBASE + 0x100000, SDRAM_START + 0x100000, + 0x100000, VM_PROT_READ|VM_PROT_WRITE, PTE_PAGETABLE); + + pmap_map_chunk(l1pagetable, KERNBASE + 0x200000, SDRAM_START + 0x200000, + (((uint32_t)(lastaddr) - KERNBASE - 0x200000) + L1_S_SIZE) & ~(L1_S_SIZE - 1), + VM_PROT_READ|VM_PROT_WRITE, PTE_CACHE); + freemem_after = ((int)lastaddr + PAGE_SIZE) & ~(PAGE_SIZE - 1); + afterkern = round_page(((vm_offset_t)lastaddr + L1_S_SIZE) & ~(L1_S_SIZE + - 1)); + for (i = 0; i < KERNEL_PT_AFKERNEL_NUM; i++) { + pmap_link_l2pt(l1pagetable, afterkern + i * 0x00100000, + &kernel_pt_table[KERNEL_PT_AFKERNEL + i]); + } + + +#ifdef ARM_USE_SMALL_ALLOC + if ((freemem_after + 2 * PAGE_SIZE) <= afterkern) { + arm_add_smallalloc_pages((void *)(freemem_after), + (void*)(freemem_after + PAGE_SIZE), + afterkern - (freemem_after + PAGE_SIZE), 0); + + } +#endif + + /* Map the vector page. */ + pmap_map_entry(l1pagetable, ARM_VECTORS_HIGH, systempage.pv_pa, + VM_PROT_READ|VM_PROT_WRITE, PTE_CACHE); + pmap_devmap_bootstrap(l1pagetable, iq81342_devmap); + /* + * Give the XScale global cache clean code an appropriately + * sized chunk of unmapped VA space starting at 0xff000000 + * (our device mappings end before this address). + */ + xscale_cache_clean_addr = 0xff000000U; + + cpu_domains((DOMAIN_CLIENT << (PMAP_DOMAIN_KERNEL*2)) | DOMAIN_CLIENT); + setttb(kernel_l1pt.pv_pa); + cpu_tlb_flushID(); + cpu_domains(DOMAIN_CLIENT << (PMAP_DOMAIN_KERNEL*2)); + /* + * Pages were allocated during the secondary bootstrap for the + * stacks for different CPU modes. + * We must now set the r13 registers in the different CPU modes to + * point to these stacks. + * Since the ARM stacks use STMFD etc. we must set r13 to the top end + * of the stack memory. + */ + + + set_stackptr(PSR_IRQ32_MODE, + irqstack.pv_va + IRQ_STACK_SIZE * PAGE_SIZE); + set_stackptr(PSR_ABT32_MODE, + abtstack.pv_va + ABT_STACK_SIZE * PAGE_SIZE); + set_stackptr(PSR_UND32_MODE, + undstack.pv_va + UND_STACK_SIZE * PAGE_SIZE); + + + + /* + * We must now clean the cache again.... + * Cleaning may be done by reading new data to displace any + * dirty data in the cache. This will have happened in setttb() + * but since we are boot strapping the addresses used for the read + * may have just been remapped and thus the cache could be out + * of sync. A re-clean after the switch will cure this. + * After booting there are no gross reloations of the kernel thus + * this problem will not occur after initarm(). + */ + cpu_idcache_wbinv_all(); + i80321_calibrate_delay(); + i81342_sdram_bounds(&obio_bs_tag, IOP34X_VADDR, &memstart, &memsize); + physmem = memsize / PAGE_SIZE; + cninit(); + /* Set stack for exception handlers */ + + data_abort_handler_address = (u_int)data_abort_handler; + prefetch_abort_handler_address = (u_int)prefetch_abort_handler; + undefined_handler_address = (u_int)undefinedinstruction_bounce; + undefined_init(); + +#ifdef KSE + proc_linkup(&proc0, &ksegrp0, &thread0); +#else + proc_linkup(&proc0, &thread0); +#endif + thread0.td_kstack = kernelstack.pv_va; + thread0.td_pcb = (struct pcb *) + (thread0.td_kstack + KSTACK_PAGES * PAGE_SIZE) - 1; + thread0.td_pcb->pcb_flags = 0; + thread0.td_frame = &proc0_tf; + pcpup->pc_curpcb = thread0.td_pcb; + + arm_vector_init(ARM_VECTORS_HIGH, ARM_VEC_ALL); + + pmap_curmaxkvaddr = afterkern + PAGE_SIZE; + /* + * ARM_USE_SMALL_ALLOC uses dump_avail, so it must be filled before + * calling pmap_bootstrap. + */ + dump_avail[0] = 0x00000000; + dump_avail[1] = 0x00000000 + memsize; + dump_avail[2] = 0; + dump_avail[3] = 0; + + pmap_bootstrap(pmap_curmaxkvaddr, + 0xd0000000, &kernel_l1pt); + msgbufp = (void*)msgbufpv.pv_va; + msgbufinit(msgbufp, MSGBUF_SIZE); + mutex_init(); + + i = 0; +#ifdef ARM_USE_SMALL_ALLOC + phys_avail[i++] = 0x00000000; + phys_avail[i++] = 0x00001000; /* + *XXX: Gross hack to get our + * pages in the vm_page_array + . */ +#endif + phys_avail[i++] = round_page(virtual_avail - KERNBASE + SDRAM_START); + phys_avail[i++] = trunc_page(0x00000000 + memsize - 1); + phys_avail[i++] = 0; + phys_avail[i] = 0; + + /* Do basic tuning, hz etc */ + init_param1(); + init_param2(physmem); + kdb_init(); + return ((void *)(kernelstack.pv_va + USPACE_SVC_STACK_TOP - + sizeof(struct pcb))); +} diff --git a/sys/arm/xscale/i8134x/files.crb b/sys/arm/xscale/i8134x/files.crb new file mode 100644 index 000000000000..d5e2b6fd358d --- /dev/null +++ b/sys/arm/xscale/i8134x/files.crb @@ -0,0 +1,2 @@ +# $FreeBSD$ +arm/xscale/i8134x/crb_machdep.c standard diff --git a/sys/arm/xscale/i8134x/files.i81342 b/sys/arm/xscale/i8134x/files.i81342 new file mode 100644 index 000000000000..c5d5df19130f --- /dev/null +++ b/sys/arm/xscale/i8134x/files.i81342 @@ -0,0 +1,15 @@ +# $FreeBSD$ +arm/arm/cpufunc_asm_xscale.S standard +arm/arm/cpufunc_asm_xscale_c3.S standard +arm/arm/irq_dispatch.S standard +arm/xscale/i80321/i80321_timer.c standard +arm/xscale/i80321/i80321_wdog.c optional iopwdog +arm/xscale/i8134x/i81342.c standard +arm/xscale/i8134x/i81342_mcu.c standard +arm/xscale/i8134x/i81342_pci.c optional pci +arm/xscale/i8134x/i81342_space.c standard +arm/xscale/i8134x/obio.c standard +arm/xscale/i8134x/obio_space.c standard +arm/xscale/i8134x/uart_bus_i81342.c optional uart +arm/xscale/i8134x/uart_cpu_i81342.c optional uart +dev/uart/uart_dev_ns8250.c optional uart diff --git a/sys/arm/xscale/i8134x/i81342.c b/sys/arm/xscale/i8134x/i81342.c new file mode 100644 index 000000000000..f33e79aee2d9 --- /dev/null +++ b/sys/arm/xscale/i8134x/i81342.c @@ -0,0 +1,463 @@ +/*- + * Copyright (c) 2006 Olivier Houchard + * All rights reserved. + * + * 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 AUTHOR ``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 AUTHOR + * 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 +__FBSDID("$FreeBSD$"); + +#include +#include +#include +#include +#include + +#define _ARM32_BUS_DMA_PRIVATE +#include +#include + +#include +#include + +#define WDTCR_ENABLE1 0x1e1e1e1e +#define WDTCR_ENABLE2 0xe1e1e1e1 + +static volatile int intr_enabled0; +static volatile int intr_enabled1; +static volatile int intr_enabled2; +static volatile int intr_enabled3; + +struct bus_space i81342_bs_tag; + +/* Read the interrupt pending register */ + +static __inline +uint32_t intpnd0_read(void) +{ + uint32_t ret; + + __asm __volatile("mrc p6, 0, %0, c0, c3, 0" + : "=r" (ret)); + return (ret); +} + +static __inline +uint32_t intpnd1_read(void) +{ + uint32_t ret; + + __asm __volatile("mrc p6, 0, %0, c1, c3, 0" + : "=r" (ret)); + return (ret); +} + +static __inline +uint32_t intpnd2_read(void) +{ + uint32_t ret; + + __asm __volatile("mrc p6, 0, %0, c2, c3, 0" + : "=r" (ret)); + return (ret); +} + +static __inline +uint32_t intpnd3_read(void) +{ + uint32_t ret; + + __asm __volatile("mrc p6, 0, %0, c3, c3, 0" + : "=r" (ret)); + return (ret); +} + +/* Read the interrupt control register */ +/* 0 masked, 1 unmasked */ +static __inline +uint32_t intctl0_read(void) +{ + uint32_t ret; + + __asm __volatile("mrc p6, 0, %0, c0, c4, 0" + : "=r" (ret)); + return (ret); +} + +static __inline +uint32_t intctl1_read(void) +{ + uint32_t ret; + + __asm __volatile("mrc p6, 0, %0, c1, c4, 0" + : "=r" (ret)); + return (ret); +} + +static __inline +uint32_t intctl2_read(void) +{ + uint32_t ret; + + __asm __volatile("mrc p6, 0, %0, c2, c4, 0" + : "=r" (ret)); + return (ret); +} + +static __inline +uint32_t intctl3_read(void) +{ + uint32_t ret; + + __asm __volatile("mrc p6, 0, %0, c3, c4, 0" + : "=r" (ret)); + return (ret); +} + +/* Write the interrupt control register */ + +static __inline +void intctl0_write(uint32_t val) +{ + + __asm __volatile("mcr p6, 0, %0, c0, c4, 0" + : : "r" (val)); +} + +static __inline +void intctl1_write(uint32_t val) +{ + + __asm __volatile("mcr p6, 0, %0, c1, c4, 0" + : : "r" (val)); +} + +static __inline +void intctl2_write(uint32_t val) +{ + + __asm __volatile("mcr p6, 0, %0, c2, c4, 0" + : : "r" (val)); +} + +static __inline +void intctl3_write(uint32_t val) +{ + + __asm __volatile("mcr p6, 0, %0, c3, c4, 0" + : : "r" (val)); +} + +/* Read the interrupt steering register */ +/* 0 IRQ 1 FIQ */ +static __inline +uint32_t intstr0_read(void) +{ + uint32_t ret; + + __asm __volatile("mrc p6, 0, %0, c0, c5, 0" + : "=r" (ret)); + return (ret); +} + +static __inline +uint32_t intstr1_read(void) +{ + uint32_t ret; + + __asm __volatile("mrc p6, 0, %0, c1, c5, 0" + : "=r" (ret)); + return (ret); +} + +static __inline +uint32_t intstr2_read(void) +{ + uint32_t ret; + + __asm __volatile("mrc p6, 0, %0, c2, c5, 0" + : "=r" (ret)); + return (ret); +} + +static __inline +uint32_t intstr3_read(void) +{ + uint32_t ret; + + __asm __volatile("mrc p6, 0, %0, c3, c5, 0" + : "=r" (ret)); + return (ret); +} + +/* Write the interrupt steering register */ + +static __inline +void intstr0_write(uint32_t val) +{ + + __asm __volatile("mcr p6, 0, %0, c0, c5, 0" + : : "r" (val)); +} + +static __inline +void intstr1_write(uint32_t val) +{ + + __asm __volatile("mcr p6, 0, %0, c1, c5, 0" + : : "r" (val)); +} + +static __inline +void intstr2_write(uint32_t val) +{ + + __asm __volatile("mcr p6, 0, %0, c2, c5, 0" + : : "r" (val)); +} + +static __inline +void intstr3_write(uint32_t val) +{ + + __asm __volatile("mcr p6, 0, %0, c3, c5, 0" + : : "r" (val)); +} + +void +cpu_reset(void) +{ + + disable_interrupts(I32_bit); + /* XXX: Use the watchdog to reset for now */ + __asm __volatile("mcr p6, 0, %0, c8, c9, 0\n" + "mcr p6, 0, %1, c7, c9, 0\n" + "mcr p6, 0, %2, c7, c9, 0\n" + : : "r" (1), "r" (WDTCR_ENABLE1), "r" (WDTCR_ENABLE2)); + while (1); +} + +void +arm_mask_irq(uintptr_t nb) +{ + + if (nb < 32) { + intr_enabled0 &= ~(1 << nb); + intctl0_write(intr_enabled0); + } else if (nb < 64) { + intr_enabled1 &= ~(1 << (nb - 32)); + intctl1_write(intr_enabled1); + } else if (nb < 96) { + intr_enabled2 &= ~(1 << (nb - 64)); + intctl2_write(intr_enabled2); + } else { + intr_enabled3 &= ~(1 << (nb - 96)); + intctl3_write(intr_enabled3); + } +} + +void +arm_unmask_irq(uintptr_t nb) +{ + if (nb < 32) { + intr_enabled0 |= (1 << nb); + intctl0_write(intr_enabled0); + } else if (nb < 64) { + intr_enabled1 |= (1 << (nb - 32)); + intctl1_write(intr_enabled1); + } else if (nb < 96) { + intr_enabled2 |= (1 << (nb - 64)); + intctl2_write(intr_enabled2); + } else { + intr_enabled3 |= (1 << (nb - 96)); + intctl3_write(intr_enabled3); + } +} + +int +arm_get_next_irq(void) +{ + uint32_t val; + val = intpnd0_read() & intr_enabled0; + if (val) + return (ffs(val) - 1); + val = intpnd1_read() & intr_enabled1; + if (val) + return (32 + ffs(val) - 1); + val = intpnd2_read() & intr_enabled2; + if (val) + return (64 + ffs(val) - 1); + val = intpnd3_read() & intr_enabled3; + if (val) + return (96 + ffs(val) - 1); + return (-1); +} + +int +bus_dma_get_range_nb(void) +{ + return (0); +} + +struct arm32_dma_range * +bus_dma_get_range(void) +{ + return (NULL); +} + +static int +i81342_probe(device_t dev) +{ + unsigned int freq; + + freq = *(volatile unsigned int *)(IOP34X_VADDR + IOP34X_PFR); + + switch (freq & IOP34X_FREQ_MASK) { + case IOP34X_FREQ_600: + device_set_desc(dev, "Intel 81342 600MHz"); + break; + case IOP34X_FREQ_667: + device_set_desc(dev, "Intel 81342 667MHz"); + break; + case IOP34X_FREQ_800: + device_set_desc(dev, "Intel 81342 800MHz"); + break; + case IOP34X_FREQ_833: + device_set_desc(dev, "Intel 81342 833MHz"); + break; + case IOP34X_FREQ_1000: + device_set_desc(dev, "Intel 81342 1000MHz"); + break; + case IOP34X_FREQ_1200: + device_set_desc(dev, "Intel 81342 1200MHz"); + break; + default: + device_set_desc(dev, "Intel 81342 unknown frequency"); + break; + } + return (0); +} + +static void +i81342_identify(driver_t *driver, device_t parent) +{ + + BUS_ADD_CHILD(parent, 0, "iq", 0); +} + +static int +i81342_attach(device_t dev) +{ + struct i81342_softc *sc = device_get_softc(dev); + uint32_t esstrsr; + + i81342_bs_init(&i81342_bs_tag, sc); + sc->sc_st = &i81342_bs_tag; + sc->sc_sh = IOP34X_VADDR; + esstrsr = bus_space_read_4(sc->sc_st, sc->sc_sh, IOP34X_ESSTSR0); + sc->sc_atux_sh = IOP34X_ATUX_ADDR(esstrsr) - IOP34X_HWADDR + + IOP34X_VADDR; + sc->sc_atue_sh = IOP34X_ATUE_ADDR(esstrsr) - IOP34X_HWADDR + + IOP34X_VADDR; + /* Disable all interrupts. */ + intctl0_write(0); + intctl1_write(0); + intctl2_write(0); + intctl3_write(0); + /* Defaults to IRQ */ + intstr0_write(0); + intstr1_write(0); + intstr2_write(0); + intstr3_write(0); + sc->sc_irq_rman.rm_type = RMAN_ARRAY; + sc->sc_irq_rman.rm_descr = "i81342 IRQs"; + if (rman_init(&sc->sc_irq_rman) != 0 || + rman_manage_region(&sc->sc_irq_rman, 0, 127) != 0) + panic("i81342_attach: failed to set up IRQ rman"); + + device_add_child(dev, "obio", 0); + device_add_child(dev, "itimer", 0); + device_add_child(dev, "iopwdog", 0); + device_add_child(dev, "pcib", 0); + device_add_child(dev, "pcib", 1); + bus_generic_probe(dev); + bus_generic_attach(dev); + return (0); +} + +static struct resource * +i81342_alloc_resource(device_t dev, device_t child, int type, int *rid, + u_long start, u_long end, u_long count, u_int flags) +{ + struct i81342_softc *sc = device_get_softc(dev); + struct resource *rv; + + if (type == SYS_RES_IRQ) { + rv = rman_reserve_resource(&sc->sc_irq_rman, + start, end, count, flags, child); + if (rv != NULL) + rman_set_rid(rv, *rid); + return (rv); + } + + return (NULL); +} + +static int +i81342_setup_intr(device_t dev, device_t child, struct resource *ires, + int flags, driver_filter_t *filt, driver_intr_t *intr, void *arg, + void **cookiep) +{ + + + BUS_SETUP_INTR(device_get_parent(dev), child, ires, flags, filt, intr, + arg, cookiep); + arm_unmask_irq(rman_get_start(ires)); + return (0); +} + +static int +i81342_teardown_intr(device_t dev, device_t child, struct resource *res, + void *cookie) +{ + return (BUS_TEARDOWN_INTR(device_get_parent(dev), child, res, cookie)); +} + +static device_method_t i81342_methods[] = { + DEVMETHOD(device_probe, i81342_probe), + DEVMETHOD(device_attach, i81342_attach), + DEVMETHOD(device_identify, i81342_identify), + DEVMETHOD(bus_alloc_resource, i81342_alloc_resource), + DEVMETHOD(bus_setup_intr, i81342_setup_intr), + DEVMETHOD(bus_teardown_intr, i81342_teardown_intr), + {0, 0}, +}; + +static driver_t i81342_driver = { + "iq", + i81342_methods, + sizeof(struct i81342_softc), +}; +static devclass_t i81342_devclass; + +DRIVER_MODULE(iq, nexus, i81342_driver, i81342_devclass, 0, 0); diff --git a/sys/arm/xscale/i8134x/i81342_mcu.c b/sys/arm/xscale/i8134x/i81342_mcu.c new file mode 100644 index 000000000000..40afe9824b39 --- /dev/null +++ b/sys/arm/xscale/i8134x/i81342_mcu.c @@ -0,0 +1,57 @@ +/*- + * Copyright (c) 2006 Olivier Houchard + * All rights reserved. + * + * 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 AUTHOR ``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 AUTHOR + * 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 +__FBSDID("$FreeBSD$"); + +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +void +i81342_sdram_bounds(bus_space_tag_t bt, bus_space_handle_t bh, + vm_paddr_t *start, vm_size_t *size) +{ + uint32_t reg; + int bank_nb; + + reg = bus_space_read_4(bt, bh, SMC_SDBR); + *start = (reg & SMC_SDBR_BASEADDR_MASK); + reg = bus_space_read_4(bt, bh, SMC_SBSR); + if (reg & SMC_SBSR_BANK_NB) + bank_nb = 1; + else + bank_nb = 2; + + *size = (reg & SMC_SBSR_BANK_SZ_MASK) * bank_nb; +} diff --git a/sys/arm/xscale/i8134x/i81342_pci.c b/sys/arm/xscale/i8134x/i81342_pci.c new file mode 100644 index 000000000000..8c79241f5002 --- /dev/null +++ b/sys/arm/xscale/i8134x/i81342_pci.c @@ -0,0 +1,542 @@ +/*- + * Copyright (c) 2006 Olivier Houchard + * All rights reserved. + * + * 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 AUTHOR ``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 AUTHOR + * 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 +__FBSDID("$FreeBSD$"); + +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include + +#include +#include + +#include +#include +#include "pcib_if.h" + +#include + +static pcib_read_config_t i81342_pci_read_config; +static pcib_write_config_t i81342_pci_write_config; + +static int +i81342_pci_probe(device_t dev) +{ + struct i81342_pci_softc *sc; + + sc = device_get_softc(dev); + if (device_get_unit(dev) == 0) { + device_set_desc(dev, "i81342 PCI-X bus"); + sc->sc_is_atux = 1; + } else { + device_set_desc(dev, "i81342 PCIe bus"); + sc->sc_is_atux = 0; + } + return (0); +} + +#define PCI_MAPREG_MEM_PREFETCHABLE_MASK 0x00000008 +#define PCI_MAPREG_MEM_TYPE_64BIT 0x00000004 + +static int +i81342_pci_attach(device_t dev) +{ + struct i81342_softc *parent_sc; + struct i81342_pci_softc *sc; + uint32_t memsize, memstart; + uint32_t reg; + int func; + uint32_t busno; + + sc = device_get_softc(dev); + parent_sc = device_get_softc(device_get_parent(dev)); + sc->sc_atu_sh = sc->sc_is_atux ? parent_sc->sc_atux_sh : + parent_sc->sc_atue_sh; + sc->sc_st = parent_sc->sc_st; + if (bus_space_read_4(sc->sc_st, parent_sc->sc_sh, IOP34X_ESSTSR0) + & IOP34X_INT_SEL_PCIX) { + if (sc->sc_is_atux) + func = 5; + else + func = 0; + } else { + if (sc->sc_is_atux) + func = 0; + else + func = 5; + } + i81342_io_bs_init(&sc->sc_pciio, sc); + i81342_mem_bs_init(&sc->sc_pcimem, sc); + i81342_sdram_bounds(sc->sc_st, IOP34X_VADDR, &memstart, &memsize); + if (sc->sc_is_atux) { + reg = bus_space_read_4(sc->sc_st, sc->sc_atu_sh, ATU_PCSR); + if (reg & ATUX_P_RSTOUT) { + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_PCSR, + reg &~ ATUX_P_RSTOUT); + DELAY(200); + } + } + /* Setup the Inbound windows. */ + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_IABAR0, 0); + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_IAUBAR0, 0); + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_IALR0, 0); + + /* Set the mapping Physical address <=> PCI address */ + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_IABAR1, + memstart | PCI_MAPREG_MEM_PREFETCHABLE_MASK | + PCI_MAPREG_MEM_TYPE_64BIT); + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_IAUBAR1, 0); + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_IALR1, ~(memsize - 1) + &~(0xfff)); + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_IATVR1, memstart); + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_IAUTVR1, 0); + + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_IABAR2, 0); + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_IAUBAR2, 0); + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_IALR2, 0); + + /* Setup the Outbound IO Bar */ + if (sc->sc_is_atux) + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_OIOBAR, + (IOP34X_PCIX_OIOBAR >> 4) | func); + else + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_OIOBAR, + (IOP34X_PCIE_OIOBAR >> 4) | func); + + /* Setup the Outbound windows */ + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_OUMBAR0, 0); + if (sc->sc_is_atux) + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_OUMBAR1, + (IOP34X_PCIX_OMBAR >> 32) | (func << ATU_OUMBAR_FUNC) | + ATU_OUMBAR_EN); + else + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_OUMBAR1, + (IOP34X_PCIE_OMBAR >> 32) | (func << ATU_OUMBAR_FUNC) | + ATU_OUMBAR_EN); + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_OUMWTVR1, 0); + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_OUMBAR2, 0); + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_OUMBAR3, 0); + + /* Enable the outbound windows. */ + reg = bus_space_read_4(sc->sc_st, sc->sc_atu_sh, ATU_CR); + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_CR, + reg | ATU_CR_OUT_EN); + + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_ISR, + bus_space_read_4(sc->sc_st, sc->sc_atu_sh, ATU_ISR) & ATUX_ISR_ERRMSK); + /* + * Enable bus mastering, memory access, SERR, and parity + * checking on the ATU. + */ + if (sc->sc_is_atux) { + busno = bus_space_read_4(sc->sc_st, sc->sc_atu_sh, ATU_PCIXSR); + busno = PCIXSR_BUSNO(busno); + } else { + busno = bus_space_read_4(sc->sc_st, sc->sc_atu_sh, ATU_PCSR); + busno = PCIE_BUSNO(busno); + } + reg = bus_space_read_2(sc->sc_st, sc->sc_atu_sh, ATU_CMD); + reg |= PCIM_CMD_MEMEN | PCIM_CMD_BUSMASTEREN | PCIM_CMD_PERRESPEN | + PCIM_CMD_SERRESPEN; + bus_space_write_2(sc->sc_st, sc->sc_atu_sh, ATU_CMD, reg); + sc->sc_busno = busno; + /* Initialize memory and i/o rmans. */ + sc->sc_io_rman.rm_type = RMAN_ARRAY; + sc->sc_io_rman.rm_descr = "I81342 PCI I/O Ports"; + if (rman_init(&sc->sc_io_rman) != 0 || + rman_manage_region(&sc->sc_io_rman, + sc->sc_is_atux ? IOP34X_PCIX_OIOBAR_VADDR : + IOP34X_PCIE_OIOBAR_VADDR, + (sc->sc_is_atux ? IOP34X_PCIX_OIOBAR_VADDR : + IOP34X_PCIE_OIOBAR_VADDR) + IOP34X_OIOBAR_SIZE) != 0) { + panic("i80321_pci_probe: failed to set up I/O rman"); + } + sc->sc_mem_rman.rm_type = RMAN_ARRAY; + sc->sc_mem_rman.rm_descr = "I81342 PCI Memory"; + if (rman_init(&sc->sc_mem_rman) != 0 || + rman_manage_region(&sc->sc_mem_rman, + 0, 0xffffffff) != 0) { + panic("i81342_pci_attach: failed to set up memory rman"); + } + sc->sc_irq_rman.rm_type = RMAN_ARRAY; + sc->sc_irq_rman.rm_descr = "i81342 PCI IRQs"; + if (sc->sc_is_atux) { + if (rman_init(&sc->sc_irq_rman) != 0 || + rman_manage_region(&sc->sc_irq_rman, ICU_INT_XINT0, + ICU_INT_XINT3) != 0) + panic("i83142_pci_attach: failed to set up IRQ rman"); + } else { + if (rman_init(&sc->sc_irq_rman) != 0 || + rman_manage_region(&sc->sc_irq_rman, ICU_INT_ATUE_MA, + ICU_INT_ATUE_MD) != 0) + panic("i81342_pci_attach: failed to set up IRQ rman"); + + } + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_ISR, + bus_space_read_4(sc->sc_st, sc->sc_atu_sh, ATU_ISR) & ATUX_ISR_ERRMSK); + device_add_child(dev, "pci", busno); + return (bus_generic_attach(dev)); +} + +static int +i81342_pci_maxslots(device_t dev) +{ + + return (PCI_SLOTMAX); +} + +static void +i81342_pci_conf_setup(struct i81342_pci_softc *sc, int bus, int slot, int func, + int reg, uint32_t *addr) +{ + uint32_t busno; + + if (sc->sc_is_atux) { + busno = bus_space_read_4(sc->sc_st, sc->sc_atu_sh, ATU_PCIXSR); + busno = PCIXSR_BUSNO(busno); + } else { + busno = bus_space_read_4(sc->sc_st, sc->sc_atu_sh, ATU_PCSR); + busno = PCIE_BUSNO(busno); + } + bus &= 0xff; + slot &= 0x1f; + func &= 0x7; + if (sc->sc_is_atux) { + if (busno == bus) + *addr = (1 << (slot + 16)) | (slot << 11) | + (func << 8) | reg; + else + *addr = (bus << 16) | (slot << 11) | (func << 11) | + reg | 1; + } else { + *addr = (bus << 24) | (slot << 19) | (func << 16) | reg; + if (bus != busno) + *addr |= 1; + } +} + +static u_int32_t +i81342_pci_read_config(device_t dev, u_int bus, u_int slot, u_int func, + u_int reg, int bytes) +{ + struct i81342_pci_softc *sc = device_get_softc(dev); + uint32_t addr; + uint32_t ret = 0; + uint32_t isr; + int err = 0; + vm_offset_t va; + + i81342_pci_conf_setup(sc, bus, slot, func, reg & ~3, &addr); + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, sc->sc_is_atux ? + ATUX_OCCAR : ATUE_OCCAR, addr); + if (sc->sc_is_atux) + va = sc->sc_atu_sh + ATUX_OCCDR; + else + va = sc->sc_atu_sh + ATUE_OCCDR; + switch (bytes) { + case 1: + err = badaddr_read((void*)(va + (reg & 3)), 1, &ret); + break; + case 2: + err = badaddr_read((void*)(va + (reg & 3)), 2, &ret); + break; + case 4: + err = badaddr_read((void *)(va) , 4, &ret); + break; + default: + printf("i81342_read_config: invalid size %d\n", bytes); + ret = -1; + } + if (err) { + isr = bus_space_read_4(sc->sc_st, sc->sc_atu_sh, ATU_ISR); + if (sc->sc_is_atux) + isr &= ATUX_ISR_ERRMSK; + else + isr &= ATUE_ISR_ERRMSK; + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, ATU_ISR, isr); + ret = -1; + } + + return (ret); +} + +static void +i81342_pci_write_config(device_t dev, u_int bus, u_int slot, u_int func, + u_int reg, u_int32_t data, int bytes) +{ + struct i81342_pci_softc *sc = device_get_softc(dev); + uint32_t addr; + vm_offset_t va; + + i81342_pci_conf_setup(sc, bus, slot, func, reg & ~3, &addr); + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, sc->sc_is_atux ? + ATUX_OCCAR : ATUE_OCCAR, addr); + va = sc->sc_is_atux ? ATUX_OCCDR : ATUE_OCCDR; + switch (bytes) { + case 1: + bus_space_write_1(sc->sc_st, sc->sc_atu_sh, va + (reg & 3) + , data); + break; + case 2: + bus_space_write_2(sc->sc_st, sc->sc_atu_sh, va + (reg & 3) + , data); + break; + case 4: + bus_space_write_4(sc->sc_st, sc->sc_atu_sh, va, data); + break; + default: + printf("i81342_pci_write_config: Invalid size : %d\n", bytes); + } + + +} + +static struct resource * +i81342_pci_alloc_resource(device_t bus, device_t child, int type, int *rid, + u_long start, u_long end, u_long count, u_int flags) +{ + struct i81342_pci_softc *sc = device_get_softc(bus); + struct resource *rv; + struct rman *rm; + bus_space_tag_t bt = NULL; + bus_space_handle_t bh = 0; + + switch (type) { + case SYS_RES_IRQ: + rm = &sc->sc_irq_rman; + break; + case SYS_RES_MEMORY: + rm = &sc->sc_mem_rman; + bt = &sc->sc_pcimem; + bh = 0; + break; + case SYS_RES_IOPORT: + rm = &sc->sc_io_rman; + bt = &sc->sc_pciio; + bh = sc->sc_is_atux ? IOP34X_PCIX_OIOBAR_VADDR : + IOP34X_PCIE_OIOBAR_VADDR; + start += bh; + end += bh; + break; + default: + return (NULL); + } + + rv = rman_reserve_resource(rm, start, end, count, flags, child); + if (rv == NULL) + return (NULL); + rman_set_rid(rv, *rid); + if (type != SYS_RES_IRQ) { + if (type == SYS_RES_MEMORY) + bh += (rman_get_start(rv)); + rman_set_bustag(rv, bt); + rman_set_bushandle(rv, bh); + if (flags & RF_ACTIVE) { + if (bus_activate_resource(child, type, *rid, rv)) { + rman_release_resource(rv); + return (NULL); + } + } + } + return (rv); + + + return (NULL); +} + +static int +i81342_pci_activate_resource(device_t bus, device_t child, int type, int rid, + struct resource *r) +{ + u_long p; + int error; + + if (type == SYS_RES_MEMORY) { + error = bus_space_map(rman_get_bustag(r), + rman_get_bushandle(r), rman_get_size(r), 0, &p); + if (error) + return (error); + rman_set_bushandle(r, p); + + } + return (rman_activate_resource(r)); +} + +static int +i81342_pci_setup_intr(device_t dev, device_t child, struct resource *ires, + int flags, driver_filter_t *filt, driver_intr_t *intr, void *arg, + void **cookiep) +{ + + return (BUS_SETUP_INTR(device_get_parent(dev), child, ires, flags, + filt, intr, arg, cookiep)); +} + + + +static int +i81342_pci_teardown_intr(device_t dev, device_t child, struct resource *res, + void *cookie) +{ + return (BUS_TEARDOWN_INTR(device_get_parent(dev), child, res, cookie)); +} + +static int +i81342_pci_route_interrupt(device_t pcib, device_t dev, int pin) +{ + struct i81342_pci_softc *sc; + int device; + + device = pci_get_slot(dev); + sc = device_get_softc(pcib); + /* XXX: Is board specific */ + if (sc->sc_is_atux) { + /* PCI-X */ + switch(device) { + case 1: + switch (pin) { + case 1: + return (ICU_INT_XINT1); + case 2: + return (ICU_INT_XINT2); + case 3: + return (ICU_INT_XINT3); + case 4: + return (ICU_INT_XINT0); + default: + break; + } + case 2: + switch (pin) { + case 1: + return (ICU_INT_XINT2); + case 2: + return (ICU_INT_XINT3); + case 3: + return (ICU_INT_XINT2); + case 4: + return (ICU_INT_XINT3); + default: + break; + } + } + + } else { + switch (pin) { + case 1: + return (ICU_INT_ATUE_MA); + case 2: + return (ICU_INT_ATUE_MB); + case 3: + return (ICU_INT_ATUE_MC); + case 4: + return (ICU_INT_ATUE_MD); + default: + break; + } + } + printf("Warning: couldn't map %s IRQ for device %d pin %d\n", + sc->sc_is_atux ? "PCI-X" : "PCIe", device, pin); + return (-1); +} + +static int +i81342_read_ivar(device_t dev, device_t child, int which, uintptr_t *result) +{ + struct i81342_pci_softc *sc = device_get_softc(dev); + switch (which) { + case PCIB_IVAR_BUS: + + *result = sc->sc_busno; + return (0); + + } + return (ENOENT); +} + +static int +i81342_write_ivar(device_t dev, device_t child, int which, uintptr_t result) +{ + struct i81342_pci_softc * sc = device_get_softc(dev); + + switch (which) { + case PCIB_IVAR_BUS: + sc->sc_busno = result; + return (0); + } + return (ENOENT); +} + +static device_method_t i81342_pci_methods[] = { + /* Device interface */ + DEVMETHOD(device_probe, i81342_pci_probe), + DEVMETHOD(device_attach, i81342_pci_attach), + DEVMETHOD(device_shutdown, bus_generic_shutdown), + DEVMETHOD(device_suspend, bus_generic_suspend), + DEVMETHOD(device_resume, bus_generic_resume), + + /* Bus interface */ + DEVMETHOD(bus_print_child, bus_generic_print_child), + DEVMETHOD(bus_read_ivar, i81342_read_ivar), + DEVMETHOD(bus_write_ivar, i81342_write_ivar), + DEVMETHOD(bus_alloc_resource, i81342_pci_alloc_resource), + DEVMETHOD(bus_release_resource, bus_generic_release_resource), + DEVMETHOD(bus_activate_resource, i81342_pci_activate_resource), + DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource), + DEVMETHOD(bus_setup_intr, i81342_pci_setup_intr), + DEVMETHOD(bus_teardown_intr, i81342_pci_teardown_intr), + + /* pcib interface */ + DEVMETHOD(pcib_maxslots, i81342_pci_maxslots), + DEVMETHOD(pcib_read_config, i81342_pci_read_config), + DEVMETHOD(pcib_write_config, i81342_pci_write_config), + DEVMETHOD(pcib_route_interrupt, i81342_pci_route_interrupt), + + {0, 0} +}; + +static driver_t i81342_pci_driver = { + "pcib", + i81342_pci_methods, + sizeof(struct i81342_pci_softc), +}; + +static devclass_t i81342_pci_devclass; + +DRIVER_MODULE(ipci, iq, i81342_pci_driver, i81342_pci_devclass, 0, 0); diff --git a/sys/arm/xscale/i8134x/i81342_space.c b/sys/arm/xscale/i8134x/i81342_space.c new file mode 100644 index 000000000000..50865f17e645 --- /dev/null +++ b/sys/arm/xscale/i8134x/i81342_space.c @@ -0,0 +1,345 @@ +/* $NetBSD: i80321_space.c,v 1.6 2003/10/06 15:43:35 thorpej Exp $ */ + +/*- + * Copyright (c) 2001, 2002 Wasabi Systems, Inc. + * All rights reserved. + * + * Written by Jason R. Thorpe for Wasabi Systems, Inc. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed for the NetBSD Project by + * Wasabi Systems, Inc. + * 4. The name of Wasabi Systems, Inc. may not be used to endorse + * or promote products derived from this software without specific prior + * written permission. + * + * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC + * 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. + */ + +/* + * bus_space functions for i81342 I/O Processor. + */ + +#include +__FBSDID("$FreeBSD$"); + +#include +#include +#include +#include + +#include + +#include +#include +#include +#include +#include + +#include + +#include +#include + +/* Prototypes for all the bus_space structure functions */ +bs_protos(i81342); +bs_protos(i81342_io); +bs_protos(i81342_mem); +bs_protos(generic); +bs_protos(generic_armv4); + +/* + * Template bus_space -- copied, and the bits that are NULL are + * filled in. + */ +const struct bus_space i81342_bs_tag_template = { + /* cookie */ + (void *) 0, + + /* mapping/unmapping */ + NULL, + NULL, + i81342_bs_subregion, + + /* allocation/deallocation */ + NULL, + NULL, + + /* barrier */ + i81342_bs_barrier, + + /* read (single) */ + generic_bs_r_1, + generic_armv4_bs_r_2, + generic_bs_r_4, + NULL, + + /* read multiple */ + generic_bs_rm_1, + generic_armv4_bs_rm_2, + generic_bs_rm_4, + NULL, + + /* read region */ + generic_bs_rr_1, + generic_armv4_bs_rr_2, + generic_bs_rr_4, + NULL, + + /* write (single) */ + generic_bs_w_1, + generic_armv4_bs_w_2, + generic_bs_w_4, + NULL, + + /* write multiple */ + generic_bs_wm_1, + generic_armv4_bs_wm_2, + generic_bs_wm_4, + NULL, + + /* write region */ + NULL, + generic_armv4_bs_wr_2, + generic_bs_wr_4, + NULL, + + /* set multiple */ + NULL, + NULL, + NULL, + NULL, + + /* set region */ + NULL, + generic_armv4_bs_sr_2, + generic_bs_sr_4, + NULL, + + /* copy */ + NULL, + generic_armv4_bs_c_2, + NULL, + NULL, + + /* read (single) stream */ + generic_bs_r_1, + generic_armv4_bs_r_2, + generic_bs_r_4, + NULL, + + /* read multiple stream */ + generic_bs_rm_1, + generic_armv4_bs_rm_2, + generic_bs_rm_4, + NULL, + + /* read region stream */ + generic_bs_rr_1, + generic_armv4_bs_rr_2, + generic_bs_rr_4, + NULL, + + /* write (single) stream */ + generic_bs_w_1, + generic_armv4_bs_w_2, + generic_bs_w_4, + NULL, + + /* write multiple stream */ + generic_bs_wm_1, + generic_armv4_bs_wm_2, + generic_bs_wm_4, + NULL, + + /* write region stream */ + NULL, + generic_armv4_bs_wr_2, + generic_bs_wr_4, + NULL, +}; + +void +i81342_bs_init(bus_space_tag_t bs, void *cookie) +{ + + *bs = i81342_bs_tag_template; + bs->bs_cookie = cookie; +} + +void +i81342_io_bs_init(bus_space_tag_t bs, void *cookie) +{ + + *bs = i81342_bs_tag_template; + bs->bs_cookie = cookie; + + bs->bs_map = i81342_io_bs_map; + bs->bs_unmap = i81342_io_bs_unmap; + bs->bs_alloc = i81342_io_bs_alloc; + bs->bs_free = i81342_io_bs_free; + +} + +void +i81342_mem_bs_init(bus_space_tag_t bs, void *cookie) +{ + + *bs = i81342_bs_tag_template; + bs->bs_cookie = cookie; + + bs->bs_map = i81342_mem_bs_map; + bs->bs_unmap = i81342_mem_bs_unmap; + bs->bs_alloc = i81342_mem_bs_alloc; + bs->bs_free = i81342_mem_bs_free; + +} + +/* *** Routines shared by i81342, PCI IO, and PCI MEM. *** */ + +int +i81342_bs_subregion(void *t, bus_space_handle_t bsh, bus_size_t offset, + bus_size_t size, bus_space_handle_t *nbshp) +{ + + *nbshp = bsh + offset; + return (0); +} + +void +i81342_bs_barrier(void *t, bus_space_handle_t bsh, bus_size_t offset, + bus_size_t len, int flags) +{ + + /* Nothing to do. */ +} + +/* *** Routines for PCI IO. *** */ + +int +i81342_io_bs_map(void *t, bus_addr_t bpa, bus_size_t size, int flags, + bus_space_handle_t *bshp) +{ + + *bshp = bpa; + return (0); +} + +void +i81342_io_bs_unmap(void *t, bus_space_handle_t h, bus_size_t size) +{ + + /* Nothing to do. */ +} + +int +i81342_io_bs_alloc(void *t, 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) +{ + + panic("i81342_io_bs_alloc(): not implemented"); +} + +void +i81342_io_bs_free(void *t, bus_space_handle_t bsh, bus_size_t size) +{ + + panic("i81342_io_bs_free(): not implemented"); +} + + +/* *** Routines for PCI MEM. *** */ +extern int badaddr_read(void *, int, void *); +static vm_offset_t allocable = 0xe1000000; +int +i81342_mem_bs_map(void *t, bus_addr_t bpa, bus_size_t size, int flags, + bus_space_handle_t *bshp) +{ + struct i81342_pci_softc *sc = (struct i81342_pci_softc *)t; + struct i81342_pci_map *tmp; + vm_offset_t addr, endaddr; + vm_paddr_t paddr; + + /* Lookup to see if we already have a mapping at this address. */ + tmp = sc->sc_pci_mappings; + while (tmp) { + if (tmp->paddr <= bpa && tmp->paddr + tmp->size > + bpa + size) { + *bshp = bpa - tmp->paddr + tmp->vaddr; + return (0); + } + tmp = tmp->next; + } + addr = allocable; + endaddr = ((addr + size) &~ (0x1000000 - 1)) + 0x1000000; + if (endaddr >= IOP34X_VADDR) + panic("PCI virtual memory exhausted"); + allocable = endaddr; + tmp = malloc(sizeof(*tmp), M_DEVBUF, M_WAITOK); + tmp->next = NULL; + paddr = bpa &~ (0x100000 - 1); + tmp->paddr = paddr; + tmp->vaddr = addr; + tmp->size = 0; + while (addr < endaddr) { + pmap_kenter_supersection(addr, paddr + (sc->sc_is_atux ? + IOP34X_PCIX_OMBAR : IOP34X_PCIE_OMBAR), 0); + addr += 0x1000000; + paddr += 0x1000000; + tmp->size += 0x1000000; + } + tmp->next = sc->sc_pci_mappings; + sc->sc_pci_mappings = tmp; + *bshp = bpa - tmp->paddr + tmp->vaddr; + return (0); +} + +void +i81342_mem_bs_unmap(void *t, bus_space_handle_t h, bus_size_t size) +{ +#if 0 + vm_offset_t va, endva; + + va = trunc_page((vm_offset_t)t); + endva = va + round_page(size); + + /* Free the kernel virtual mapping. */ + kmem_free(kernel_map, va, endva - va); +#endif +} + +int +i81342_mem_bs_alloc(void *t, 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) +{ + + panic("i81342_mem_bs_alloc(): not implemented"); +} + +void +i81342_mem_bs_free(void *t, bus_space_handle_t bsh, bus_size_t size) +{ + + panic("i81342_mem_bs_free(): not implemented"); +} diff --git a/sys/arm/xscale/i8134x/i81342reg.h b/sys/arm/xscale/i8134x/i81342reg.h new file mode 100644 index 000000000000..6380f008aec9 --- /dev/null +++ b/sys/arm/xscale/i8134x/i81342reg.h @@ -0,0 +1,306 @@ +/*- + * Copyright (c) 2006 Olivier Houchard + * All rights reserved. + * + * 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 AUTHOR ``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 AUTHOR + * 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. + */ + +/* $FreeBSD$ */ + +#ifndef I83142_REG_H_ +#define I83142_REG_H_ +/* Physical Memory Map */ +/* + * 0x000000000 - 0x07FFFFFFF SDRAM + * 0x090100000 - 0x0901FFFFF ATUe Outbound IO Window + * 0x0F0000000 - 0x0F1FFFFFF Flash + * 0x0F2000000 - 0x0F20FFFFF PCE1 + * 0x0F3000000 - 0x0FFCFFFFF Compact Flash + * 0x0FFD00000 - 0x0FFDFFFFF MMR + * 0x0FFFB0000 - 0x0FFFBFFFF ATU-X Outbound I/O Window + * 0x0FFFD0000 - 0x0FFFDFFFF ATUe Outbound I/O Window + * 0x100000000 - 0x1FFFFFFFF ATU-X outbound Memory Translation Window + * 0x2FF000000 - 0x2FFFFFFFF ATUe Outbound Memory Translation Window + */ + +#define IOP34X_VADDR 0xf0000000 +#define IOP34X_HWADDR 0xffd00000 +#define IOP34X_SIZE 0x100000 + +#define IOP34X_PBBAR0 0x81588 /* PBI Base Address Register 0 */ +#define IOP34X_PBBAR0_ADDRMASK 0xfffff000 +#define IOP34X_PBBAR1 0x81590 +#define IOP34X_ESSTSR0 0x82188 +#define IOP34X_CONTROLLER_ONLY (1 << 14) +#define IOP34X_INT_SEL_PCIX (1 << 15) +#define IOP34X_PFR 0x82180 /* Processor Frequency Register */ +#define IOP34X_FREQ_MASK ((1 << 16) | (1 << 17) | (1 << 18)) +#define IOP34X_FREQ_600 (0) +#define IOP34X_FREQ_667 (1 << 16) +#define IOP34X_FREQ_800 (1 << 17) +#define IOP34X_FREQ_833 ((1 << 17) | (1 << 16)) +#define IOP34X_FREQ_1000 (1 << 18) +#define IOP34X_FREQ_1200 ((1 << 16) | (1 << 18)) + +#define IOP34X_UART0_VADDR IOP34X_VADDR + 0x82300 +#define IOP34X_UART0_HWADDR IOP34X_HWADDR + 0x82300 +#define IOP34X_UART1_VADDR IOP34X_VADDR + 0x82340 +#define IOP34X_UART1_HWADDR IOP34X_HWADDR + 0x82340 +#define IOP34X_PBI_HWADDR 0xffd81580 + +/* SDRAM Memory Controller */ +#define SMC_SDBR 0x8180c /* Base Register */ +#define SMC_SDBR_BASEADDR (1 << 27) +#define SMC_SDBR_BASEADDR_MASK ((1 << 27) | (1 << 28) | (1 << 29) | (1 << 30) \ + | (1 << 31)) +#define SMC_SDUBR 0x81810 /* Upper Base Register */ +#define SMC_SBSR 0x81814 /* SDRAM Bank Size Register */ +#define SMC_SBSR_BANK_NB (1 << 2) /* Number of DDR Banks + 0 => 2 Banks + 1 => 1 Bank + */ +#define SMC_SBSR_BANK_SZ (1 << 27) /* SDRAM Bank Size : + 0x00000 Empty + 0x00001 128MB + 0x00010 256MB + 0x00100 512MB + 0x01000 1GB + */ +#define SMC_SBSR_BANK_SZ_MASK ((1 << 27) | (1 << 28) | (1 << 29) | (1 << 30) \ + | (1 << 31)) + + +/* Two possible addresses for ATUe depending on configuration. */ +#define IOP34X_ATUE_ADDR(esstrsr) ((((esstrsr) & (IOP34X_CONTROLLER_ONLY | \ + IOP34X_INT_SEL_PCIX)) == (IOP34X_CONTROLLER_ONLY | IOP34X_INT_SEL_PCIX)) ? \ + 0xffdc8000 : 0xffdcd000) + +/* Three possible addresses for ATU-X depending on configuration. */ +#define IOP34X_ATUX_ADDR(esstrsr) (!((esstrsr) & IOP34X_CONTROLLER_ONLY) ? \ + 0xffdcc000 : !((esstrsr) & IOP34X_INT_SEL_PCIX) ? 0xffdc8000 : 0xffdcd000) + +#define IOP34X_OIOBAR_SIZE 0x10000 +#define IOP34X_PCIX_OIOBAR 0xfffb0000 +#define IOP34X_PCIX_OIOBAR_VADDR 0xf01b0000 +#define IOP34X_PCIX_OMBAR 0x100000000 +#define IOP34X_PCIE_OIOBAR 0xfffd0000 +#define IOP34X_PCIE_OIOBAR_VADDR 0xf01d0000 +#define IOP34X_PCIE_OMBAR 0x200000000 + +/* ATU Registers */ +/* Common for ATU-X and ATUe */ +#define ATU_VID 0x0000 /* ATU Vendor ID */ +#define ATU_DID 0x0002 /* ATU Device ID */ +#define ATU_CMD 0x0004 /* ATU Command Register */ +#define ATU_SR 0x0006 /* ATU Status Register */ +#define ATU_RID 0x0008 /* ATU Revision ID */ +#define ATU_CCR 0x0009 /* ATU Class Code */ +#define ATU_CLSR 0x000c /* ATU Cacheline Size */ +#define ATU_LT 0x000d /* ATU Latency Timer */ +#define ATU_HTR 0x000e /* ATU Header Type */ +#define ATU_BISTR 0x000f /* ATU BIST Register */ +#define ATU_IABAR0 0x0010 /* Inbound ATU Base Address register 0 */ +#define ATU_IAUBAR0 0x0014 /* Inbound ATU Upper Base Address Register 0 */ +#define ATU_IABAR1 0x0018 /* Inbound ATU Base Address Register 1 */ +#define ATU_IAUBAR1 0x001c /* Inbound ATU Upper Base Address Register 1 */ +#define ATU_IABAR2 0x0020 /* Inbound ATU Base Address Register 2 */ +#define ATU_IAUBAR2 0x0024 /* Inbound ATU Upper Base Address Register 2 */ +#define ATU_VSIR 0x002c /* ATU Subsystem Vendor ID Register */ +#define ATU_SIR 0x002e /* ATU Subsystem ID Register */ +#define ATU_ERBAR 0x0030 /* Expansion ROM Base Address Register */ +#define ATU_CAPPTR 0x0034 /* ATU Capabilities Pointer Register */ +#define ATU_ILR 0x003c /* ATU Interrupt Line Register */ +#define ATU_IPR 0x003d /* ATU Interrupt Pin Register */ +#define ATU_MGNT 0x003e /* ATU Minimum Grand Register */ +#define ATU_MLAT 0x003f /* ATU Maximum Latency Register */ +#define ATU_IALR0 0x0040 /* Inbound ATU Limit Register 0 */ +#define ATU_IATVR0 0x0044 /* Inbound ATU Translate Value Register 0 */ +#define ATU_IAUTVR0 0x0048 /* Inbound ATU Upper Translate Value Register 0*/ +#define ATU_IALR1 0x004c /* Inbound ATU Limit Register 1 */ +#define ATU_IATVR1 0x0050 /* Inbound ATU Translate Value Register 1 */ +#define ATU_IAUTVR1 0x0054 /* Inbound ATU Upper Translate Value Register 1*/ +#define ATU_IALR2 0x0058 /* Inbound ATU Limit Register 2 */ +#define ATU_IATVR2 0x005c /* Inbound ATU Translate Value Register 2 */ +#define ATU_IAUTVR2 0x0060 /* Inbound ATU Upper Translate Value Register 2*/ +#define ATU_ERLR 0x0064 /* Expansion ROM Limit Register */ +#define ATU_ERTVR 0x0068 /* Expansion ROM Translater Value Register */ +#define ATU_ERUTVR 0x006c /* Expansion ROM Upper Translate Value Register*/ +#define ATU_CR 0x0070 /* ATU Configuration Register */ +#define ATU_CR_OUT_EN (1 << 1) +#define ATU_PCSR 0x0074 /* PCI Configuration and Status Register */ +#define PCIE_BUSNO(x) ((x & 0xff000000) >> 24) +#define ATUX_CORE_RST ((1 << 30) | (1 << 31)) /* Core Processor Reset */ +#define ATUX_P_RSTOUT (1 << 21) /* Central Resource PCI Bus Reset */ +#define ATUE_CORE_RST ((1 << 9) | (1 << 8)) /* Core Processor Reset */ +#define ATU_ISR 0x0078 /* ATU Interrupt Status Register */ +#define ATUX_ISR_PIE (1 << 18) /* PCI Interface error */ +#define ATUX_ISR_IBPR (1 << 16) /* Internal Bus Parity Error */ +#define ATUX_ISR_DCE (1 << 14) /* Detected Correctable error */ +#define ATUX_ISR_ISCE (1 << 13) /* Initiated Split Completion Error Msg */ +#define ATUX_ISR_RSCE (1 << 12) /* Received Split Completion Error Msg */ +#define ATUX_ISR_DPE (1 << 9) /* Detected Parity Error */ +#define ATUX_ISR_IBMA (1 << 7) /* Internal Bus Master Abort */ +#define ATUX_ISR_PMA (1 << 3) /* PCI Master Abort */ +#define ATUX_ISR_PTAM (1 << 2) /* PCI Target Abort (Master) */ +#define ATUX_ISR_PTAT (1 << 1) /* PCI Target Abort (Target) */ +#define ATUX_ISR_PMPE (1 << 0) /* PCI Master Parity Error */ +#define ATUX_ISR_ERRMSK (ATUX_ISR_PIE | ATUX_ISR_IBPR | ATUX_ISR_DCE | \ + ATUX_ISR_ISCE | ATUX_ISR_RSCE | ATUX_ISR_DPE | ATUX_ISR_IBMA | ATUX_ISR_PMA\ + | ATUX_ISR_PTAM | ATUX_ISR_PTAT | ATUX_ISR_PMPE) +#define ATUE_ISR_HON (1 << 13) /* Halt on Error Interrupt */ +#define ATUE_ISR_RSE (1 << 12) /* Root System Error Message */ +#define ATUE_ISR_REM (1 << 11) /* Root Error Message */ +#define ATUE_ISR_PIE (1 << 10) /* PCI Interface error */ +#define ATUE_ISR_CEM (1 << 9) /* Correctable Error Message */ +#define ATUE_ISR_UEM (1 << 8) /* Uncorrectable error message */ +#define ATUE_ISR_CRS (1 << 7) /* Received Configuration Retry Status */ +#define ATUE_ISR_IBMA (1 << 5) /* Internal Bus Master Abort */ +#define ATUE_ISR_DPE (1 << 4) /* Detected Parity Error Interrupt */ +#define ATUE_ISR_MAI (1 << 3) /* Received Master Abort Interrupt */ +#define ATUE_ISR_STAI (1 << 2) /* Signaled Target Abort Interrupt */ +#define ATUE_ISR_TAI (1 << 1) /* Received Target Abort Interrupt */ +#define ATUE_ISR_MDPE (1 << 0) /* Master Data Parity Error Interrupt */ +#define ATUE_ISR_ERRMSK (ATUE_ISR_HON | ATUE_ISR_RSE | ATUE_ISR_REM | \ + ATUE_ISR_PIE | ATUE_ISR_CEM | ATUE_ISR_UEM | ATUE_ISR_CRS | ATUE_ISR_IBMA |\ + ATUE_ISR_DPE | ATUE_ISR_MAI | ATUE_ISR_STAI | ATUE_ISR_TAI | ATUE_ISR_MDPE) +#define ATU_IMR 0x007c /* ATU Interrupt Mask Register */ +/* 0x0080 - 0x008f reserved */ +#define ATU_VPDCID 0x0090 /* VPD Capability Identifier Register */ +#define ATU_VPDNIP 0x0091 /* VPD Next Item Pointer Register */ +#define ATU_VPDAR 0x0092 /* VPD Address Register */ +#define ATU_VPDDR 0x0094 /* VPD Data Register */ +#define ATU_PMCID 0x0098 /* PM Capability Identifier Register */ +#define ATU_PMNIPR 0x0099 /* PM Next Item Pointer Register */ +#define ATU_PMCR 0x009a /* ATU Power Management Capabilities Register */ +#define ATU_PMCSR 0x009c /* ATU Power Management Control/Status Register*/ +#define ATU_MSICIR 0x00a0 /* MSI Capability Identifier Register */ +#define ATU_MSINIPR 0x00a1 /* MSI Next Item Pointer Register */ +#define ATU_MCR 0x00a2 /* Message Control Register */ +#define ATU_MAR 0x00a4 /* Message Address Register */ +#define ATU_MUAR 0x00a8 /* Message Upper Address Register */ +#define ATU_MDR 0x00ac /* Message Data Register */ +#define ATU_PCIXSR 0x00d4 /* PCI-X Status Register */ +#define PCIXSR_BUSNO(x) (((x) & 0xff00) >> 8) +#define ATU_IABAR3 0x0200 /* Inbound ATU Base Address Register 3 */ +#define ATU_IAUBAR3 0x0204 /* Inbound ATU Upper Base Address Register 3 */ +#define ATU_IALR3 0x0208 /* Inbound ATU Limit Register 3 */ +#define ATU_ITVR3 0x020c /* Inbound ATU Upper Translate Value Reg 3 */ +#define ATU_OIOBAR 0x0300 /* Outbound I/O Base Address Register */ +#define ATU_OIOWTVR 0x0304 /* Outbound I/O Window Translate Value Reg */ +#define ATU_OUMBAR0 0x0308 /* Outbound Upper Memory Window base addr reg 0*/ +#define ATU_OUMBAR_FUNC (28) +#define ATU_OUMBAR_EN (1 << 31) +#define ATU_OUMWTVR0 0x030c /* Outbound Upper 32bit Memory Window Translate Value Register 0 */ +#define ATU_OUMBAR1 0x0310 /* Outbound Upper Memory Window base addr reg1*/ +#define ATU_OUMWTVR1 0x0314 /* Outbound Upper 32bit Memory Window Translate Value Register 1 */ +#define ATU_OUMBAR2 0x0318 /* Outbound Upper Memory Window base addr reg2*/ +#define ATU_OUMWTVR2 0x031c /* Outbount Upper 32bit Memory Window Translate Value Register 2 */ +#define ATU_OUMBAR3 0x0320 /* Outbound Upper Memory Window base addr reg3*/ +#define ATU_OUMWTVR3 0x0324 /* Outbound Upper 32bit Memory Window Translate Value Register 3 */ + +/* ATU-X specific */ +#define ATUX_OCCAR 0x0330 /* Outbound Configuration Cycle Address Reg */ +#define ATUX_OCCDR 0x0334 /* Outbound Configuration Cycle Data Reg */ +#define ATUX_OCCFN 0x0338 /* Outbound Configuration Cycle Function Number*/ +/* ATUe specific */ +#define ATUE_OCCAR 0x032c /* Outbound Configuration Cycle Address Reg */ +#define ATUE_OCCDR 0x0330 /* Outbound Configuration Cycle Data Reg */ +#define ATUE_OCCFN 0x0334 /* Outbound Configuration Cycle Function Number*/ +/* Interrupts */ + +/* IINTRSRC0 */ +#define ICU_INT_ADMA0_EOT (0) /* ADMA 0 End of transfer */ +#define ICU_INT_ADMA0_EOC (1) /* ADMA 0 End of Chain */ +#define ICU_INT_ADMA1_EOT (2) /* ADMA 1 End of transfer */ +#define ICU_INT_ADMA1_EOC (3) /* ADMA 1 End of chain */ +#define ICU_INT_ADMA2_EOT (4) /* ADMA 2 End of transfer */ +#define ICU_INT_ADMA2_EOC (5) /* ADMA 2 end of chain */ +#define ICU_INT_WDOG (6) /* Watchdog timer */ +/* 7 Reserved */ +#define ICU_INT_TIMER0 (8) /* Timer 0 */ +#define ICU_INT_TIMER1 (9) /* Timer 1 */ +#define ICU_INT_I2C0 (10) /* I2C bus interface 0 */ +#define ICU_INT_I2C1 (11) /* I2C bus interface 1 */ +#define ICU_INT_MU (12) /* Message Unit */ +#define ICU_INT_MU_IPQ (13) /* Message unit inbound post queue */ +#define ICU_INT_ATUE_IM (14) /* ATU-E inbound message */ +#define ICU_INT_ATU_BIST (15) /* ATU/Start BIST */ +#define ICU_INT_PMC (16) /* PMC */ +#define ICU_INT_PMU (17) /* PMU */ +#define ICU_INT_PC (18) /* Processor cache */ +/* 19-23 Reserved */ +#define ICU_INT_XINT0 (24) +#define ICU_INT_XINT1 (25) +#define ICU_INT_XINT2 (26) +#define ICU_INT_XINT3 (27) +#define ICU_INT_XINT4 (28) +#define ICU_INT_XINT5 (29) +#define ICU_INT_XINT6 (30) +#define ICU_INT_XINT7 (31) +/* IINTSRC1 */ +#define ICU_INT_XINT8 (32) +#define ICU_INT_XINT9 (33) +#define ICU_INT_XINT10 (34) +#define ICU_INT_XINT11 (35) +#define ICU_INT_XINT12 (36) +#define ICU_INT_XINT13 (37) +#define ICU_INT_XINT14 (38) +#define ICU_INT_XINT15 (39) +/* 40-50 reserved */ +#define ICU_INT_UART0 (51) /* UART 0 */ +#define ICU_INT_UART1 (52) /* UART 1 */ +#define ICU_INT_PBIUE (53) /* Peripheral bus interface unit error */ +#define ICU_INT_ATUCRW (54) /* ATU Configuration register write */ +#define ICU_INT_ATUE (55) /* ATU error */ +#define ICU_INT_MCUE (56) /* Memory controller unit error */ +#define ICU_INT_ADMA0E (57) /* ADMA Channel 0 error */ +#define ICU_INT_ADMA1E (58) /* ADMA Channel 1 error */ +#define ICU_INT_ADMA2E (59) /* ADMA Channel 2 error */ +/* 60-61 reserved */ +#define ICU_INT_MUE (62) /* Messaging Unit Error */ +/* 63 reserved */ + +/* IINTSRC2 */ +#define ICU_INT_IP (64) /* Inter-processor */ +/* 65-93 reserved */ +#define ICU_INT_SIBBE (94) /* South internal bus bridge error */ +/* 95 reserved */ + +/* IINTSRC3 */ +#define ICU_INT_I2C2 (96) /* I2C bus interface 2 */ +#define ICU_INT_ATUE_BIST (97) /* ATU-E/Start BIST */ +#define ICU_INT_ATUE_CRW (98) /* ATU-E Configuration register write */ +#define ICU_INT_ATUEE (99) /* ATU-E Error */ +#define ICU_INT_IMU (100) /* IMU */ +/* 101-106 reserved */ +#define ICU_INT_ATUE_MA (107) /* ATUE Interrupt message A */ +#define ICU_INT_ATUE_MB (108) /* ATUE Interrupt message B */ +#define ICU_INT_ATUE_MC (109) /* ATUE Interrupt message C */ +#define ICU_INT_ATUE_MD (110) /* ATUE Interrupt message D */ +#define ICU_INT_MU_MSIX_TW (111) /* MU MSI-X Table write */ +/* 112 reserved */ +#define ICU_INT_IMSI (113) /* Inbound MSI */ +/* 114-126 reserved */ +#define ICU_INT_HPI (127) /* HPI */ + + +#endif /* I81342_REG_H_ */ diff --git a/sys/arm/xscale/i8134x/i81342var.h b/sys/arm/xscale/i8134x/i81342var.h new file mode 100644 index 000000000000..c7fde4b138e7 --- /dev/null +++ b/sys/arm/xscale/i8134x/i81342var.h @@ -0,0 +1,70 @@ +/*- + * Copyright (c) 2006 Olivier Houchard + * All rights reserved. + * + * 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 AUTHOR ``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 AUTHOR + * 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. + */ + +/* $FreeBSD$ */ +#ifndef I81342VAR_H_ +#define I81342VAR_H_ + +#include + +struct i81342_softc { + device_t dev; + bus_space_tag_t sc_st; + bus_space_handle_t sc_sh; + bus_space_handle_t sc_atux_sh; + bus_space_handle_t sc_atue_sh; + bus_space_tag_t sc_pciio; + bus_space_tag_t sc_pcimem; + struct rman sc_irq_rman; +}; + +struct i81342_pci_map { + vm_offset_t vaddr; + vm_paddr_t paddr; + vm_size_t size; + struct i81342_pci_map *next; +}; + +struct i81342_pci_softc { + device_t sc_dev; + bus_space_tag_t sc_st; + bus_space_handle_t sc_atu_sh; + struct bus_space sc_pciio; + struct bus_space sc_pcimem; + struct rman sc_mem_rman; + struct rman sc_io_rman; + struct rman sc_irq_rman; + char sc_is_atux; + int sc_busno; + struct i81342_pci_map *sc_pci_mappings; +}; + +void i81342_bs_init(bus_space_tag_t, void *); +void i81342_io_bs_init(bus_space_tag_t, void *); +void i81342_mem_bs_init(bus_space_tag_t, void *); +void i81342_sdram_bounds(bus_space_tag_t, bus_space_handle_t, vm_paddr_t *, + vm_size_t *); +#endif /*I81342VAR_H_ */ diff --git a/sys/arm/xscale/i8134x/obio.c b/sys/arm/xscale/i8134x/obio.c new file mode 100644 index 000000000000..534f0e7a54df --- /dev/null +++ b/sys/arm/xscale/i8134x/obio.c @@ -0,0 +1,167 @@ +/* $NetBSD: obio.c,v 1.11 2003/07/15 00:25:05 lukem Exp $ */ + +/*- + * Copyright (c) 2001, 2002, 2003 Wasabi Systems, Inc. + * All rights reserved. + * + * Written by Jason R. Thorpe for Wasabi Systems, Inc. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed for the NetBSD Project by + * Wasabi Systems, Inc. + * 4. The name of Wasabi Systems, Inc. may not be used to endorse + * or promote products derived from this software without specific prior + * written permission. + * + * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC + * 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. + */ + +/* + * On-board device autoconfiguration support for Intel IQ80321 + * evaluation boards. + */ + +#include +__FBSDID("$FreeBSD$"); + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include +#include + + +static int +obio_probe(device_t dev) +{ + return (0); +} + +static int +obio_attach(device_t dev) +{ + struct obio_softc *sc = device_get_softc(dev); + + sc->oba_st = &obio_bs_tag; + sc->oba_rman.rm_type = RMAN_ARRAY; + sc->oba_rman.rm_descr = "OBIO I/O"; + if (rman_init(&sc->oba_rman) != 0 || + rman_manage_region(&sc->oba_rman, + IOP34X_UART0_VADDR, IOP34X_UART1_VADDR + 0x40) != 0) + panic("obio_attach: failed to set up I/O rman"); + sc->oba_irq_rman.rm_type = RMAN_ARRAY; + sc->oba_irq_rman.rm_descr = "OBIO IRQ"; + if (rman_init(&sc->oba_irq_rman) != 0 || + rman_manage_region(&sc->oba_irq_rman, ICU_INT_UART0, ICU_INT_UART1) != 0) + panic("obio_attach: failed to set up IRQ rman"); + device_add_child(dev, "uart", 0); + device_add_child(dev, "uart", 1); + bus_generic_probe(dev); + bus_generic_attach(dev); + return (0); +} + +static struct resource * +obio_alloc_resource(device_t bus, device_t child, int type, int *rid, + u_long start, u_long end, u_long count, u_int flags) +{ + struct resource *rv; + struct rman *rm; + bus_space_tag_t bt = NULL; + bus_space_handle_t bh = 0; + struct obio_softc *sc = device_get_softc(bus); + int unit = device_get_unit(child); + + switch (type) { + case SYS_RES_IRQ: + rm = &sc->oba_irq_rman; + if (unit == 0) + start = end = ICU_INT_UART0; + else + start = end = ICU_INT_UART1; + break; + case SYS_RES_MEMORY: + return (NULL); + case SYS_RES_IOPORT: + rm = &sc->oba_rman; + bt = sc->oba_st; + if (unit == 0) { + bh = IOP34X_UART0_VADDR; + start = bh; + end = IOP34X_UART1_VADDR; + } else { + bh = IOP34X_UART1_VADDR; + start = bh; + end = start + 0x40; + } + break; + default: + return (NULL); + } + + + rv = rman_reserve_resource(rm, start, end, count, flags, child); + if (rv == NULL) + return (NULL); + if (type == SYS_RES_IRQ) + return (rv); + rman_set_rid(rv, *rid); + rman_set_bustag(rv, bt); + rman_set_bushandle(rv, bh); + + return (rv); + +} + +static int +obio_activate_resource(device_t bus, device_t child, int type, int rid, + struct resource *r) +{ + return (0); +} +static device_method_t obio_methods[] = { + DEVMETHOD(device_probe, obio_probe), + DEVMETHOD(device_attach, obio_attach), + + DEVMETHOD(bus_alloc_resource, obio_alloc_resource), + DEVMETHOD(bus_activate_resource, obio_activate_resource), + DEVMETHOD(bus_setup_intr, bus_generic_setup_intr), + DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr), + + {0, 0}, +}; + +static driver_t obio_driver = { + "obio", + obio_methods, + sizeof(struct obio_softc), +}; +static devclass_t obio_devclass; + +DRIVER_MODULE(obio, iq, obio_driver, obio_devclass, 0, 0); diff --git a/sys/arm/xscale/i8134x/obio_space.c b/sys/arm/xscale/i8134x/obio_space.c new file mode 100644 index 000000000000..252f2c6a17f4 --- /dev/null +++ b/sys/arm/xscale/i8134x/obio_space.c @@ -0,0 +1,225 @@ +/* $NetBSD: obio_space.c,v 1.6 2003/07/15 00:25:05 lukem Exp $ */ + +/*- + * Copyright (c) 2001, 2002, 2003 Wasabi Systems, Inc. + * All rights reserved. + * + * Written by Jason R. Thorpe for Wasabi Systems, Inc. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed for the NetBSD Project by + * Wasabi Systems, Inc. + * 4. The name of Wasabi Systems, Inc. may not be used to endorse + * or promote products derived from this software without specific prior + * written permission. + * + * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC + * 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. + */ + +/* + * bus_space functions for IQ80321 on-board devices + */ + +#include +__FBSDID("$FreeBSD$"); + +#include +#include +#include + +#include + +#include +#include +#include +#include + +#include + +/* Prototypes for all the bus_space structure functions */ +bs_protos(obio); +bs_protos(generic); +bs_protos(generic_armv4); + +/* + * The obio bus space tag. This is constant for all instances, so + * we never have to explicitly "create" it. + */ +struct bus_space obio_bs_tag = { + /* cookie */ + (void *) 0, + + /* mapping/unmapping */ + obio_bs_map, + obio_bs_unmap, + obio_bs_subregion, + + /* allocation/deallocation */ + obio_bs_alloc, + obio_bs_free, + + /* barrier */ + obio_bs_barrier, + + /* read (single) */ + generic_bs_r_1, + generic_armv4_bs_r_2, + generic_bs_r_4, + NULL, + + /* read multiple */ + generic_bs_rm_1, + NULL, + NULL, + NULL, + + /* read region */ + generic_bs_rr_1, + NULL, + NULL, + NULL, + + /* write (single) */ + generic_bs_w_1, + generic_armv4_bs_w_2, + generic_bs_w_4, + NULL, + + /* write multiple */ + generic_bs_wm_1, + NULL, + NULL, + NULL, + + /* write region */ + NULL, + NULL, + NULL, + NULL, + + /* set multiple */ + NULL, + NULL, + NULL, + NULL, + + /* set region */ + NULL, + NULL, + NULL, + NULL, + + /* copy */ + NULL, + NULL, + NULL, + NULL, +}; + +int +obio_bs_map(void *t, bus_addr_t bpa, bus_size_t size, int flags, + bus_space_handle_t *bshp) +{ + const struct pmap_devmap *pd; + vm_paddr_t startpa, endpa, pa, offset; + vm_offset_t va; + pt_entry_t *pte; + + if ((pd = pmap_devmap_find_pa(bpa, size)) != NULL) { + /* Device was statically mapped. */ + *bshp = pd->pd_va + (bpa - pd->pd_pa); + return (0); + } + + endpa = round_page(bpa + size); + offset = bpa & PAGE_MASK; + startpa = trunc_page(bpa); + + va = kmem_alloc(kernel_map, endpa - startpa); + if (va == 0) + return (ENOMEM); + + *bshp = va + offset; + + for (pa = startpa; pa < endpa; pa += PAGE_SIZE, va += PAGE_SIZE) { + pmap_kenter(va, pa); + pte = vtopte(va); + *pte &= ~L2_S_CACHE_MASK; + PTE_SYNC(pte); + } + + return (0); +} + +int +obio_bs_alloc(void *t, 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) +{ + + panic("obio_bs_alloc(): not implemented"); +} + + +void +obio_bs_unmap(void *t, bus_space_handle_t h, bus_size_t size) +{ + vm_offset_t va, endva; + + if (pmap_devmap_find_va((vm_offset_t)t, size) != NULL) { + /* Device was statically mapped; nothing to do. */ + return; + } + + endva = round_page((vm_offset_t)t + size); + va = trunc_page((vm_offset_t)t); + + while (va < endva) { + pmap_kremove(va); + va += PAGE_SIZE; + } + kmem_free(kernel_map, va, endva - va); +} + +void +obio_bs_free(void *t, bus_space_handle_t bsh, bus_size_t size) +{ + + panic("obio_bs_free(): not implemented"); +} + +int +obio_bs_subregion(void *t, bus_space_handle_t bsh, bus_size_t offset, + bus_size_t size, bus_space_handle_t *nbshp) +{ + + *nbshp = bsh + offset; + return (0); +} + +void +obio_bs_barrier(void *t, bus_space_handle_t bsh, bus_size_t offset, + bus_size_t len, int flags) +{ + + /* Nothing to do. */ +} diff --git a/sys/arm/xscale/i8134x/obiovar.h b/sys/arm/xscale/i8134x/obiovar.h new file mode 100644 index 000000000000..7350d0ade1bb --- /dev/null +++ b/sys/arm/xscale/i8134x/obiovar.h @@ -0,0 +1,55 @@ +/* $NetBSD: obiovar.h,v 1.4 2003/06/16 17:40:53 thorpej Exp $ */ + +/*- + * Copyright (c) 2002, 2003 Wasabi Systems, Inc. + * All rights reserved. + * + * Written by Jason R. Thorpe for Wasabi Systems, Inc. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed for the NetBSD Project by + * Wasabi Systems, Inc. + * 4. The name of Wasabi Systems, Inc. may not be used to endorse + * or promote products derived from this software without specific prior + * written permission. + * + * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC + * 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. + * + * $FreeBSD$ + * + */ + +#ifndef _IQ81342_OBIOVAR_H_ +#define _IQ81342_OBIOVAR_H_ + +#include + +struct obio_softc { + bus_space_tag_t oba_st; /* bus space tag */ + int oba_irq; /* XINT interrupt bit # */ + struct rman oba_rman; + struct rman oba_irq_rman; + +}; +extern struct bus_space obio_bs_tag; + +#endif /* _IQ80321_OBIOVAR_H_ */ diff --git a/sys/arm/xscale/i8134x/std.crb b/sys/arm/xscale/i8134x/std.crb new file mode 100644 index 000000000000..fe80ffb1c02e --- /dev/null +++ b/sys/arm/xscale/i8134x/std.crb @@ -0,0 +1,6 @@ +#CRB board configuration +#$FreeBSD$ +include "../xscale/i8134x/std.i81342" +files "../xscale/i8134x/files.crb" +makeoptions KERNPHYSADDR=0x00200000 +makeoptions KERNVIRTADDR=0xc0200000 diff --git a/sys/arm/xscale/i8134x/std.i81342 b/sys/arm/xscale/i8134x/std.i81342 new file mode 100644 index 000000000000..e95af9d87bd0 --- /dev/null +++ b/sys/arm/xscale/i8134x/std.i81342 @@ -0,0 +1,5 @@ +#XScale i81342 generic configuration +#$FreeBSD$ +files "../xscale/i8134x/files.i81342" +include "../xscale/std.xscale" +cpu CPU_XSCALE_81342 diff --git a/sys/arm/xscale/i8134x/uart_bus_i81342.c b/sys/arm/xscale/i8134x/uart_bus_i81342.c new file mode 100644 index 000000000000..fc99d07cf6e8 --- /dev/null +++ b/sys/arm/xscale/i8134x/uart_bus_i81342.c @@ -0,0 +1,92 @@ +/*- + * Copyright (c) 2004 Olivier Houchard. All rights reserved. + * + * 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 AUTHOR ``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 AUTHOR 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 +__FBSDID("$FreeBSD$"); + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#include +#include +#include + +#include + +#include "uart_if.h" + +static int uart_i81342_probe(device_t dev); + +static device_method_t uart_i81342_methods[] = { + /* Device interface */ + DEVMETHOD(device_probe, uart_i81342_probe), + DEVMETHOD(device_attach, uart_bus_attach), + DEVMETHOD(device_detach, uart_bus_detach), + { 0, 0 } +}; + +static driver_t uart_i81342_driver = { + uart_driver_name, + uart_i81342_methods, + sizeof(struct uart_softc), +}; + +extern SLIST_HEAD(uart_devinfo_list, uart_devinfo) uart_sysdevs; +static int +uart_i81342_probe(device_t dev) +{ + struct uart_softc *sc; + int err; + + sc = device_get_softc(dev); + sc->sc_class = &uart_ns8250_class; + if (device_get_unit(dev) == 0) { + sc->sc_sysdev = SLIST_FIRST(&uart_sysdevs); + bcopy(&sc->sc_sysdev->bas, &sc->sc_bas, sizeof(sc->sc_bas)); + } + sc->sc_rres = bus_alloc_resource(dev, SYS_RES_IOPORT, &sc->sc_rrid, + 0, ~0, uart_getrange(sc->sc_class), RF_ACTIVE); + + sc->sc_bas.bsh = rman_get_bushandle(sc->sc_rres); + sc->sc_bas.bst = rman_get_bustag(sc->sc_rres); + bus_space_write_4(sc->sc_bas.bst, sc->sc_bas.bsh, REG_IER << 2, + 0x40 | 0x10); + bus_release_resource(dev, sc->sc_rtype, sc->sc_rrid, sc->sc_rres); + + err = uart_bus_probe(dev, 2, 33334000, 0, device_get_unit(dev)); + sc->sc_rxfifosz = sc->sc_txfifosz = 1; + return (err); +} + + +DRIVER_MODULE(uart, obio, uart_i81342_driver, uart_devclass, 0, 0); diff --git a/sys/arm/xscale/i8134x/uart_cpu_i81342.c b/sys/arm/xscale/i8134x/uart_cpu_i81342.c new file mode 100644 index 000000000000..02e7050f78fc --- /dev/null +++ b/sys/arm/xscale/i8134x/uart_cpu_i81342.c @@ -0,0 +1,68 @@ +/*- + * Copyright (c) 2003 Marcel Moolenaar + * All rights reserved. + * + * 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 AUTHOR ``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 AUTHOR 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 +__FBSDID("$FreeBSD$"); + +#include +#include +#include +#include +#include + +#include +#include + +#include +#include + +bus_space_tag_t uart_bus_space_io; +bus_space_tag_t uart_bus_space_mem; + +int +uart_cpu_eqres(struct uart_bas *b1, struct uart_bas *b2) +{ + return ((b1->bsh == b2->bsh && b1->bst == b2->bst) ? 1 : 0); +} + +int +uart_cpu_getdev(int devtype, struct uart_devinfo *di) +{ + + di->ops = uart_getops(&uart_ns8250_class); + di->bas.chan = 0; + di->bas.bst = &obio_bs_tag; + di->bas.regshft = 2; + di->bas.rclk = 33334000; + di->baudrate = 115200; + di->databits = 8; + di->stopbits = 1; + di->parity = UART_PARITY_NONE; + uart_bus_space_io = &obio_bs_tag; + uart_bus_space_mem = NULL; + di->bas.bsh = IOP34X_UART0_VADDR; + return (0); +} -- cgit v1.2.3