/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2008 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ /* * Copyright (c) * Copyright (c) 2001 Tadpole Technology plc * All rights reserved. * From "@(#)pcicfg.c 1.31 99/06/18 SMI" */ /* * Copyright 2023 Oxide Computer Company */ /* * Cardbus configurator */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include "cardbus.h" #include "cardbus_parse.h" #include "cardbus_cfg.h" /* * ************************************************************************ * *** Implementation specific local data structures/definitions. *** * ************************************************************************ */ #define PCICFG_MAX_DEVICE 32 #define PCICFG_MAX_FUNCTION 8 static uint32_t pcicfg_max_device = PCICFG_MAX_DEVICE; static uint32_t pcicfg_max_function = PCICFG_MAX_FUNCTION; #define PCICFG_NODEVICE 42 #define PCICFG_NOMEMORY 43 #define PCICFG_NOMULTI 44 #define PCICFG_HIADDR(n) ((uint32_t)(((uint64_t)(n) & 0xFFFFFFFF00000000)>> 32)) #define PCICFG_LOADDR(n) ((uint32_t)((uint64_t)(n) & 0x00000000FFFFFFFF)) #define PCICFG_LADDR(lo, hi) (((uint64_t)(hi) << 32) | (uint32_t)(lo)) #define PCICFG_HIWORD(n) ((uint16_t)(((uint32_t)(n) & 0xFFFF0000)>> 16)) #define PCICFG_LOWORD(n) ((uint16_t)((uint32_t)(n) & 0x0000FFFF)) #define PCICFG_HIBYTE(n) ((uint8_t)(((uint16_t)(n) & 0xFF00)>> 8)) #define PCICFG_LOBYTE(n) ((uint8_t)((uint16_t)(n) & 0x00FF)) #define PCICFG_ROUND_UP(addr, gran) ((uintptr_t)((gran+addr-1)&(~(gran-1)))) #define PCICFG_ROUND_DOWN(addr, gran) ((uintptr_t)((addr) & ~(gran-1))) #define PCICFG_MEMGRAN 0x100000 #define PCICFG_IOGRAN 0x1000 #define PCICFG_4GIG_LIMIT 0xFFFFFFFFUL #define CBCFG_MEMGRAN 0x1000 #define CBCFG_IOGRAN 0x4 #define PCICFG_MEM_MULT 4 #define PCICFG_IO_MULT 4 #define PCICFG_RANGE_LEN 2 /* Number of range entries */ /* * ISA node declaration structure. */ struct isa_node { char *name; char *compatible[5]; char *type; char *model; uint16_t reg; uint16_t span; }; struct cardbus_name_entry { uint32_t class_code; char *name; int pil; }; struct cardbus_find_ctrl { uint_t bus; uint_t device; uint_t function; dev_info_t *dip; }; #define PCICFG_MAKE_REG_HIGH(busnum, devnum, funcnum, register)\ (\ ((ulong_t)(busnum & 0xff) << 16) |\ ((ulong_t)(devnum & 0x1f) << 11) |\ ((ulong_t)(funcnum & 0x7) << 8) |\ ((ulong_t)(register & 0x3f))) typedef struct cardbus_phdl cardbus_phdl_t; struct cardbus_phdl { dev_info_t *dip; /* Associated with the attach point */ dev_info_t *res_dip; /* dip from which io/mem is allocated */ cardbus_phdl_t *next; uint64_t memory_base; /* Memory base for this attach point */ uint64_t memory_last; uint64_t memory_len; uint32_t memory_gran; uint32_t io_base; /* I/O base for this attach point */ uint32_t io_last; uint32_t io_len; uint32_t io_gran; int error; uint_t highest_bus; /* Highest bus seen on the probe */ ndi_ra_request_t mem_req; /* allocator request for memory */ ndi_ra_request_t io_req; /* allocator request for I/O */ }; typedef struct { dev_info_t *dip; /* Associated with the attach point */ ddi_acc_handle_t handle; /* open handle on parent PCI config space */ uint32_t io_base; /* I/O base for this attach point */ int io_decode_reg; } isa_phdl_t; /* * forward declarations for routines defined in this module (called here) */ static cardbus_phdl_t *cardbus_find_phdl(dev_info_t *dip); static cardbus_phdl_t *cardbus_create_phdl(dev_info_t *dip); static int cardbus_destroy_phdl(dev_info_t *dip); static int cardbus_program_ap(dev_info_t *); static void cardbus_topbridge_assign(dev_info_t *, cardbus_phdl_t *); static int cardbus_bridge_ranges(dev_info_t *, cardbus_phdl_t *, ddi_acc_handle_t); static int cardbus_bridge_assign(dev_info_t *, void *); static int cardbus_isa_bridge_ranges(dev_info_t *dip, cardbus_phdl_t *entry, ddi_acc_handle_t handle); static int cardbus_add_isa_reg(dev_info_t *, void *); static int cardbus_allocate_chunk(dev_info_t *, uint8_t, uint8_t); static int cardbus_free_chunk(dev_info_t *); static void cardbus_setup_bridge(dev_info_t *, cardbus_phdl_t *, ddi_acc_handle_t); static void cardbus_update_bridge(dev_info_t *, cardbus_phdl_t *, ddi_acc_handle_t); static void cardbus_get_mem(dev_info_t *, cardbus_phdl_t *, uint32_t, uint64_t *); static void cardbus_get_io(dev_info_t *, cardbus_phdl_t *, uint32_t, uint32_t *); static int cardbus_sum_resources(dev_info_t *, void *); static int cardbus_free_bridge_resources(dev_info_t *); static int cardbus_free_device_resources(dev_info_t *); static int cardbus_free_resources(dev_info_t *); static int cardbus_probe_bridge(cbus_t *, dev_info_t *, uint_t, uint_t, uint_t); static int cardbus_probe_children(cbus_t *, dev_info_t *, uint_t, uint_t, uint_t, uint8_t *); static int cardbus_add_config_reg(dev_info_t *, uint_t, uint_t, uint_t); static int cardbus_add_isa_node(cbus_t *, dev_info_t *, struct isa_node *); static int cardbus_config_setup(dev_info_t *, ddi_acc_handle_t *); static void cardbus_config_teardown(ddi_acc_handle_t *); static void cardbus_reparent_children(dev_info_t *, dev_info_t *); static int cardbus_update_assigned_prop(dev_info_t *, pci_regspec_t *); static int cardbus_update_available_prop(dev_info_t *, uint32_t, uint64_t, uint64_t); static int cardbus_update_ranges_prop(dev_info_t *, cardbus_range_t *); static int cardbus_update_reg_prop(dev_info_t *dip, uint32_t regvalue, uint_t reg_offset); static int cardbus_set_standard_props(dev_info_t *parent, dev_info_t *dip, ddi_acc_handle_t config_handle); static int cardbus_set_isa_props(dev_info_t *parent, dev_info_t *dip, char *name, char *compat[]); static int cardbus_set_busnode_props(dev_info_t *); static int cardbus_set_busnode_isaprops(dev_info_t *); static int cardbus_set_childnode_props(dev_info_t *dip, ddi_acc_handle_t config_handle); static void cardbus_set_bus_numbers(ddi_acc_handle_t config_handle, uint_t primary, uint_t secondary); static void enable_pci_isa_bridge(dev_info_t *dip, ddi_acc_handle_t config_handle); static void enable_pci_pci_bridge(dev_info_t *dip, ddi_acc_handle_t config_handle); static void enable_cardbus_bridge(dev_info_t *dip, ddi_acc_handle_t config_handle); static void disable_pci_pci_bridge(dev_info_t *dip, ddi_acc_handle_t config_handle); static void disable_cardbus_bridge(dev_info_t *dip, ddi_acc_handle_t config_handle); static void enable_cardbus_device(dev_info_t *, ddi_acc_handle_t); static void disable_cardbus_device(ddi_acc_handle_t config_handle); static void cardbus_force_boolprop(dev_info_t *dip, char *pname); static void cardbus_force_intprop(dev_info_t *dip, char *pname, int *pval, int len); static void cardbus_force_stringprop(dev_info_t *dip, char *pname, char *pval); static void split_addr(char *, int *, int *); #ifdef DEBUG static void cardbus_dump_common_config(ddi_acc_handle_t config_handle); static void cardbus_dump_device_config(ddi_acc_handle_t config_handle); static void cardbus_dump_bridge_config(ddi_acc_handle_t config_handle, uint8_t header_type); static void cardbus_dump_config(ddi_acc_handle_t config_handle); static void cardbus_dump_reg(dev_info_t *dip, const pci_regspec_t *regspec, int nelems); #endif static cardbus_phdl_t *cardbus_phdl_list = NULL; static struct cardbus_name_entry cardbus_class_lookup [] = { { 0x001, "display", 9 }, { 0x100, "scsi", 4 }, { 0x101, "ide", 4 }, { 0x102, "fdc", 4 }, { 0x103, "ipi", 4 }, { 0x104, "raid", 4 }, { 0x200, "ethernet", 6 }, { 0x201, "token-ring", 6 }, { 0x202, "fddi", 6 }, { 0x203, "atm", 6 }, { 0x300, "display", 9 }, /* VGA card */ { 0x380, "display", 9 }, /* other - for the Raptor Card */ { 0x400, "video", 11 }, { 0x401, "sound", 11 }, { 0x500, "memory", 11 }, { 0x501, "flash", 11 }, { 0x600, "host", 11 }, { 0x601, "isa", 11 }, { 0x602, "eisa", 11 }, { 0x603, "mca", 11 }, { 0x604, "pci", 11 }, { 0x605, "pcmcia", 11 }, { 0x606, "nubus", 11 }, { 0x607, "cardbus", 11 }, { 0x680, NULL, 8 }, { 0x700, "serial", 11 }, { 0x701, "parallel", 6 }, { 0x800, "interrupt-controller", 3 }, { 0x801, "dma-controller", 3 }, { 0x802, "timer", 3 }, { 0x803, "rtc", 3 }, { 0x900, "keyboard", 8 }, { 0x901, "pen", 8 }, { 0x902, "mouse", 8 }, { 0xa00, "dock", 1 }, { 0xb00, "cpu", 1 }, { 0xc00, "firewire", 9 }, { 0xc01, "access-bus", 4 }, { 0xc02, "ssa", 4 }, { 0xc03, "usb", 9 }, { 0xc04, "fibre-channel", 6 }, { 0, 0 } }; #ifndef _DONT_USE_1275_GENERIC_NAMES static char *cardbus_get_class_name(uint32_t classcode); #endif /* _DONT_USE_1275_GENERIC_NAMES */ /* * Reprogram ILINE with default value only if BIOS doesn't program it */ int cardbus_validate_iline(dev_info_t *dip, ddi_acc_handle_t handle) { uint8_t intline = 0xff; if (pci_config_get8(handle, PCI_CONF_IPIN)) { intline = pci_config_get8(handle, PCI_CONF_ILINE); if ((intline == 0) || (intline == 0xff)) { intline = ddi_getprop(DDI_DEV_T_ANY, dip, DDI_PROP_CANSLEEP|DDI_PROP_DONTPASS, "interrupt-line", 0xff); if (intline == (uint8_t)0xff) { intline = ddi_getprop(DDI_DEV_T_ANY, ddi_get_parent(dip), DDI_PROP_CANSLEEP /* |DDI_PROP_DONTPASS */, "interrupt-line", 0xb); } pci_config_put8(handle, PCI_CONF_ILINE, intline); } (void) ndi_prop_update_int(DDI_DEV_T_NONE, dip, "interrupt-line", intline); } return (intline); } /* * This entry point is called to configure a device (and * all its children) on the given bus. It is called when * a new device is added to the PCI domain. This routine * will create the device tree and program the devices * registers. */ int cardbus_configure(cbus_t *cbp) { uint_t bus; int cardbus_dev, func; dev_info_t *attach_point; cardbus_err(cbp->cb_dip, 6, "cardbus_configure ()\n"); bus = cardbus_primary_busno(cbp->cb_dip); if (ndi_devi_alloc(cbp->cb_dip, DEVI_PSEUDO_NEXNAME, (pnode_t)DEVI_SID_NODEID, &attach_point) != NDI_SUCCESS) { cardbus_err(cbp->cb_dip, 1, "cardbus_configure(): Failed to alloc probe node\n"); return (PCICFG_FAILURE); } /* * Node name marks this node as the "attachment point". */ if (ndi_devi_set_nodename(attach_point, "hp_attachment", 0) != NDI_SUCCESS) { cardbus_err(cbp->cb_dip, 1, "Failed to set nodename for attachment node\n"); (void) ndi_devi_free(attach_point); return (PCICFG_FAILURE); } cardbus_err(ddi_get_parent(attach_point), 8, "Set bus type to cardbus\n"); (void) ddi_prop_update_string(DDI_DEV_T_NONE, ddi_get_parent(attach_point), PCM_DEVICETYPE, "cardbus"); split_addr(ddi_get_name_addr(cbp->cb_dip), &cardbus_dev, &func); cardbus_err(attach_point, 8, "Configuring [0x%x][0x%x][0x%x]\n", bus, cardbus_dev, func); switch (cardbus_probe_bridge(cbp, attach_point, bus, cardbus_dev, func)) { case PCICFG_FAILURE: cardbus_err(cbp->cb_dip, 4, "configure failed: bus [0x%x] slot [0x%x] func [0x%x]\n", bus, cardbus_dev, func); goto cleanup; case PCICFG_NODEVICE: cardbus_err(cbp->cb_dip, 4, "no device: bus [0x%x] slot [0x%x] func [0x%x]\n", bus, cardbus_dev, func); goto cleanup; default: cardbus_err(cbp->cb_dip, 9, "configure: bus => [%d] slot => [%d] func => [%d]\n", bus, cardbus_dev, func); break; } if (cardbus_program_ap(cbp->cb_dip) == PCICFG_SUCCESS) { (void) cardbus_reparent_children(attach_point, cbp->cb_dip); (void) ndi_devi_free(attach_point); cbp->cb_nex_ops->enable_intr(cbp->cb_dip); return (PCICFG_SUCCESS); } cardbus_err(cbp->cb_dip, 1, "Failed to program devices\n"); cleanup: /* * Clean up a partially created "probe state" tree. * There are no resources allocated to the in the * probe state. */ cardbus_err(cbp->cb_dip, 6, "Look up device [0x%x] function [0x%x] to clean up\n", cardbus_dev, func); cardbus_err(cbp->cb_dip, 6, "Cleaning up device [0x%x] function [0x%x]\n", cardbus_dev, func); /* * If this was a bridge device it will have a * probe handle - if not, no harm in calling this. */ (void) cardbus_destroy_phdl(cbp->cb_dip); if (ddi_get_child(attach_point)) { /* * This will free up the node */ (void) ndi_devi_offline(ddi_get_child(attach_point), NDI_UNCONFIG|NDI_DEVI_REMOVE); } (void) ndi_devi_free(attach_point); return (PCICFG_FAILURE); } int cardbus_unconfigure(cbus_t *cbp) { ddi_acc_handle_t config_handle; dev_info_t *dip = cbp->cb_dip; cbp->cb_nex_ops->disable_intr(dip); if (pci_config_setup(dip, &config_handle) == DDI_SUCCESS) { disable_cardbus_bridge(dip, config_handle); (void) pci_config_teardown(&config_handle); } else { cardbus_err(dip, 1, "cardbus_unconfigure(): Failed to setup config space\n"); } (void) cardbus_free_chunk(dip); cardbus_err(dip, 6, "cardbus_unconfigure: calling cardbus_free_bridge_resources\n"); (void) cardbus_free_bridge_resources(dip); return (PCICFG_SUCCESS); } int cardbus_teardown_device(dev_info_t *dip) { /* * Free up resources associated with 'dip' */ if (cardbus_free_resources(dip) != PCICFG_SUCCESS) { cardbus_err(dip, 1, "cardbus_teardown_device: Failed to free resources\n"); return (PCICFG_FAILURE); } if (ndi_devi_offline(dip, NDI_DEVI_REMOVE) != NDI_SUCCESS) { cardbus_err(dip, 1, "cardbus_teardown_device: " "Failed to offline and remove node\n"); return (PCICFG_FAILURE); } return (PCICFG_SUCCESS); } /* * Get the primary pci bus number. This should be the lowest number * in the bus-range property of our parent. */ int cardbus_primary_busno(dev_info_t *dip) { int len, rval; char bus_type[16] = "(unknown)"; dev_info_t *par = ddi_get_parent(dip); cardbus_bus_range_t *bus_range; ASSERT(strcmp(ddi_driver_name(dip), "pcic") == 0); len = sizeof (bus_type); if ((ddi_prop_op(DDI_DEV_T_ANY, par, PROP_LEN_AND_VAL_BUF, DDI_PROP_CANSLEEP | DDI_PROP_DONTPASS, "device_type", (caddr_t)&bus_type, &len) == DDI_SUCCESS)) { ASSERT((strcmp(bus_type, "pci") == 0) || (strcmp(bus_type, "cardbus") == 0)); if (ddi_getlongprop(DDI_DEV_T_ANY, par, 0, "bus-range", (caddr_t)&bus_range, &len) == DDI_PROP_SUCCESS) { cardbus_err(dip, 9, "cardbus_primary_busno: bus range is %d to %d\n", bus_range->lo, bus_range->hi); rval = (int)bus_range->lo; kmem_free((caddr_t)bus_range, len); return (rval); } } cardbus_err(dip, 2, "cardbus_primary_busno: Not a pci device or no bus-range\n"); return (-1); } static cardbus_phdl_t * cardbus_find_phdl(dev_info_t *dip) { cardbus_phdl_t *entry; mutex_enter(&cardbus_list_mutex); for (entry = cardbus_phdl_list; entry != NULL; entry = entry->next) { if (entry->dip == dip) { mutex_exit(&cardbus_list_mutex); return (entry); } } mutex_exit(&cardbus_list_mutex); /* * Did'nt find entry - create one */ return (cardbus_create_phdl(dip)); } static cardbus_phdl_t * cardbus_create_phdl(dev_info_t *dip) { cardbus_phdl_t *new; new = (cardbus_phdl_t *)kmem_zalloc(sizeof (cardbus_phdl_t), KM_SLEEP); new->dip = dip; new->io_gran = CBCFG_IOGRAN; new->memory_gran = CBCFG_MEMGRAN; mutex_enter(&cardbus_list_mutex); new->next = cardbus_phdl_list; cardbus_phdl_list = new; mutex_exit(&cardbus_list_mutex); return (new); } static int cardbus_destroy_phdl(dev_info_t *dip) { cardbus_phdl_t *entry; cardbus_phdl_t *follow = NULL; ra_return_t res; mutex_enter(&cardbus_list_mutex); for (entry = cardbus_phdl_list; entry != NULL; follow = entry, entry = entry->next) { if (entry->dip == dip) { if (entry == cardbus_phdl_list) { cardbus_phdl_list = entry->next; } else { follow->next = entry->next; } /* * If this entry has any allocated memory * or IO space associated with it, that * must be freed up. */ if (entry->memory_len > 0) { res.ra_addr_lo = entry->memory_base; res.ra_len = entry->memory_len; (void) pcmcia_free_mem(entry->res_dip, &res); #ifdef _LP64 cardbus_err(dip, 8, "cardbus_destroy_phdl: " "MEMORY BASE = [0x%lx] length [0x%lx]\n", entry->memory_base, entry->memory_len); #else cardbus_err(dip, 8, "cardbus_destroy_phdl: " "MEMORY BASE = [0x%llx] length [0x%llx]\n", entry->memory_base, entry->memory_len); #endif } if (entry->io_len > 0) { res.ra_addr_lo = entry->io_base; res.ra_len = entry->io_len; (void) pcmcia_free_io(entry->res_dip, &res); cardbus_err(dip, 8, "cardbus_destroy_phdl: " "IO BASE = [0x%x] length [0x%x]\n", entry->io_base, entry->io_len); } /* * Destroy this entry */ kmem_free((caddr_t)entry, sizeof (cardbus_phdl_t)); mutex_exit(&cardbus_list_mutex); return (PCICFG_SUCCESS); } } mutex_exit(&cardbus_list_mutex); /* * Didn't find the entry */ return (PCICFG_FAILURE); } static int cardbus_program_ap(dev_info_t *dip) { cardbus_phdl_t *phdl; uint8_t header_type, sec_bus; ddi_acc_handle_t handle; if (pci_config_setup(dip, &handle) != DDI_SUCCESS) { cardbus_err(dip, 1, "cardbus_program_ap: Failed to map config space!\n"); return (PCICFG_FAILURE); } header_type = pci_config_get8(handle, PCI_CONF_HEADER); sec_bus = pci_config_get8(handle, PCI_BCNF_SECBUS); cardbus_err(dip, 6, "cardbus_program_ap (header_type=0x%x)\n", header_type); (void) pci_config_teardown(&handle); /* * Header type two is PCI to Cardbus bridge, see page 43 of the * CL-PD6832 data sheet */ switch (header_type & PCI_HEADER_TYPE_M) { case PCI_HEADER_CARDBUS: cardbus_err(dip, 8, "cardbus_program_ap calling cardbus_allocate_chunk\n"); if (cardbus_allocate_chunk(dip, header_type & PCI_HEADER_TYPE_M, sec_bus) != PCICFG_SUCCESS) { cardbus_err(dip, 1, "cardbus_program_ap: " "Not enough memory to hotplug\n"); (void) cardbus_destroy_phdl(dip); return (PCICFG_FAILURE); } cardbus_err(dip, 8, "cardbus_program_ap calling cardbus_find_phdl\n"); phdl = cardbus_find_phdl(dip); ASSERT(phdl); if (phdl == NULL) { cardbus_err(dip, 1, "cardbus_find_phdl failed\n"); return (PCICFG_FAILURE); } phdl->error = PCICFG_SUCCESS; cardbus_err(dip, 8, "cardbus_program_ap calling cardbus_topbridge_assign\n"); cardbus_topbridge_assign(dip, phdl); if (phdl->error != PCICFG_SUCCESS) { cardbus_err(dip, 1, "Problem assigning bridge\n"); (void) cardbus_destroy_phdl(dip); return (phdl->error); } break; default: return (PCICFG_FAILURE); } return (PCICFG_SUCCESS); } static void cardbus_topbridge_assign(dev_info_t *dip, cardbus_phdl_t *entry) { ddi_acc_handle_t handle; uint8_t header_type; cardbus_err(dip, 6, "cardbus_topbridge_assign\n"); if (pci_config_setup(dip, &handle) != DDI_SUCCESS) { cardbus_err(dip, 1, "cardbus_topbridge_bridge_assign: " "Failed to map config space!\n"); return; } header_type = pci_config_get8(handle, PCI_CONF_HEADER) & PCI_HEADER_TYPE_M; /* cardbus bridge is the same as PCI-PCI bridge */ ASSERT((header_type == PCI_HEADER_PPB) || (header_type == PCI_HEADER_CARDBUS)); (void) cardbus_bridge_ranges(dip, entry, handle); (void) pci_config_teardown(&handle); } static int cardbus_bridge_ranges(dev_info_t *dip, cardbus_phdl_t *entry, ddi_acc_handle_t handle) { cardbus_range_t range[PCICFG_RANGE_LEN]; int bus_range[2]; int i; cardbus_err(dip, 8, "cardbus_bridge_ranges\n"); bzero((caddr_t)range, sizeof (cardbus_range_t) * PCICFG_RANGE_LEN); (void) cardbus_setup_bridge(dip, entry, handle); range[0].child_hi = range[0].parent_hi |= (PCI_REG_REL_M | PCI_ADDR_IO); range[0].child_lo = range[0].parent_lo = entry->io_last; range[1].child_hi = range[1].parent_hi |= (PCI_REG_REL_M | PCI_ADDR_MEM32); range[1].child_lo = range[1].parent_lo = entry->memory_last; ndi_devi_enter(dip); ddi_walk_devs(ddi_get_child(dip), cardbus_bridge_assign, (void *)entry); ndi_devi_exit(dip); (void) cardbus_update_bridge(dip, entry, handle); bus_range[0] = pci_config_get8(handle, PCI_BCNF_SECBUS); bus_range[1] = pci_config_get8(handle, PCI_BCNF_SUBBUS); cardbus_err(dip, 8, "Set up bus-range property to %u->%u\n", bus_range[0], bus_range[1]); if ((i = ndi_prop_update_int_array(DDI_DEV_T_NONE, dip, "bus-range", bus_range, 2)) != DDI_SUCCESS) { if (i == DDI_PROP_NOT_FOUND) { cardbus_err(dip, 8, "Create bus-range property, %u->%u\n", bus_range[0], bus_range[1]); i = ddi_prop_create(DDI_DEV_T_NONE, dip, DDI_PROP_CANSLEEP, "bus-range", (caddr_t)bus_range, sizeof (bus_range)); } if (i != DDI_PROP_SUCCESS) { cardbus_err(dip, 1, "Failed to set bus-range property, %u->%u (%d)\n", bus_range[0], bus_range[1], i); entry->error = PCICFG_FAILURE; return (DDI_WALK_TERMINATE); } } if (entry->io_len > 0) { range[0].size_lo = entry->io_last - entry->io_base; if (cardbus_update_ranges_prop(dip, &range[0])) { cardbus_err(dip, 1, "Failed to update ranges (i/o)\n"); entry->error = PCICFG_FAILURE; return (DDI_WALK_TERMINATE); } } if (entry->memory_len > 0) { range[1].size_lo = entry->memory_last - entry->memory_base; if (cardbus_update_ranges_prop(dip, &range[1])) { cardbus_err(dip, 1, "Failed to update ranges (memory)\n"); entry->error = PCICFG_FAILURE; return (DDI_WALK_TERMINATE); } } return (DDI_WALK_PRUNECHILD); } static int cardbus_bridge_assign(dev_info_t *dip, void *hdl) { ddi_acc_handle_t handle; pci_regspec_t *reg; int length; int rcount; int i; int offset; uint64_t mem_answer; uint32_t io_answer, request; uint8_t header_type, base_class; cardbus_phdl_t *entry = (cardbus_phdl_t *)hdl; /* * Ignore the attachment point and pcs. */ if (strcmp(ddi_binding_name(dip), "hp_attachment") == 0 || strcmp(ddi_binding_name(dip), "pcs") == 0) { cardbus_err(dip, 8, "cardbus_bridge_assign: Ignoring\n"); return (DDI_WALK_CONTINUE); } cardbus_err(dip, 6, "cardbus_bridge_assign\n"); if (entry == NULL) { cardbus_err(dip, 1, "Failed to get entry\n"); return (DDI_WALK_TERMINATE); } if (cardbus_config_setup(dip, &handle) != DDI_SUCCESS) { cardbus_err(dip, 1, "cardbus_bridge_assign: Failed to map config space!\n"); entry->error = PCICFG_FAILURE; return (DDI_WALK_TERMINATE); } header_type = pci_config_get8(handle, PCI_CONF_HEADER) & PCI_HEADER_TYPE_M; base_class = pci_config_get8(handle, PCI_CONF_BASCLASS); /* * This function is not called for the top bridge and we are * not enumerating down a further cardbus interface yet! */ if (base_class == PCI_CLASS_BRIDGE) { uint8_t sub_class; sub_class = pci_config_get8(handle, PCI_CONF_SUBCLASS); switch (sub_class) { case PCI_BRIDGE_PCI: if (header_type == PCI_HEADER_PPB) { i = cardbus_bridge_ranges(dip, entry, handle); (void) cardbus_config_teardown(&handle); return (i); } goto bad_device; case PCI_BRIDGE_ISA: i = cardbus_isa_bridge_ranges(dip, entry, handle); (void) cardbus_config_teardown(&handle); return (i); case PCI_BRIDGE_CARDBUS: /* * Fall through, there should be at least one register * set for this. */ break; case PCI_BRIDGE_OTHER: default: break; } } #ifdef sparc /* * If there is an interrupt pin set program * interrupt line with default values. */ if (pci_config_get8(handle, PCI_CONF_IPIN)) { pci_config_put8(handle, PCI_CONF_ILINE, 0xf); } #else (void) cardbus_validate_iline(dip, handle); #endif /* * A single device (under a bridge). * For each "reg" property with a length, allocate memory * and program the base registers. */ if (ddi_getlongprop(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, "reg", (caddr_t)®, &length) != DDI_PROP_SUCCESS) { cardbus_err(dip, 1, "Failed to read reg property\n"); entry->error = PCICFG_FAILURE; (void) cardbus_config_teardown(&handle); return (DDI_WALK_TERMINATE); } rcount = length / sizeof (pci_regspec_t); cardbus_err(dip, 9, "rcount = %d\n", rcount); for (i = 0; i < rcount; i++) { if ((reg[i].pci_size_low != 0) || (reg[i].pci_size_hi != 0)) { offset = PCI_REG_REG_G(reg[i].pci_phys_hi); switch (PCI_REG_ADDR_G(reg[i].pci_phys_hi)) { case PCI_REG_ADDR_G(PCI_ADDR_MEM64): (void) cardbus_get_mem(ddi_get_parent(dip), entry, reg[i].pci_size_low, &mem_answer); ASSERT(!PCICFG_HIADDR(mem_answer)); pci_config_put32(handle, offset, PCICFG_LOADDR(mem_answer)); pci_config_put32(handle, offset + 4, PCICFG_HIADDR(mem_answer)); cardbus_err(dip, 8, "REGISTER (64)LO [0x%x] ----> [0x%02x]\n", pci_config_get32(handle, offset), offset); cardbus_err(dip, 8, "REGISTER (64)HI [0x%x] ----> [0x%02x]\n", pci_config_get32(handle, offset + 4), offset + 4); reg[i].pci_phys_low = PCICFG_HIADDR(mem_answer); reg[i].pci_phys_mid = PCICFG_LOADDR(mem_answer); break; case PCI_REG_ADDR_G(PCI_ADDR_MEM32): /* allocate memory space from the allocator */ (void) cardbus_get_mem(ddi_get_parent(dip), entry, reg[i].pci_size_low, &mem_answer); pci_config_put32(handle, offset, 0xffffffff); request = pci_config_get32(handle, offset); pci_config_put32(handle, offset, (uint32_t)mem_answer); reg[i].pci_phys_low = (uint32_t)mem_answer; reg[i].pci_phys_mid = 0; if (((PCI_BASE_TYPE_M & request) == PCI_BASE_TYPE_ALL) && ((PCI_BASE_SPACE_M & request) == PCI_BASE_SPACE_MEM)) { cardbus_err(dip, 8, "REGISTER (64)LO [0x%x] ----> " "[0x%02x]\n", pci_config_get32(handle, offset), offset); pci_config_put32(handle, offset + 4, 0); cardbus_err(dip, 8, "REGISTER (64)HI [0x%x] ----> " "[0x%02x]\n", pci_config_get32(handle, offset+4), offset + 4); } else { cardbus_err(dip, 8, "REGISTER (32)LO [0x%x] ----> " "[0x%02x]\n", pci_config_get32(handle, offset), offset); } break; case PCI_REG_ADDR_G(PCI_ADDR_IO): /* allocate I/O space from the allocator */ (void) cardbus_get_io(ddi_get_parent(dip), entry, reg[i].pci_size_low, &io_answer); pci_config_put32(handle, offset, io_answer); cardbus_err(dip, 8, "REGISTER (I/O)LO [0x%x] ----> [0x%02x]\n", pci_config_get32(handle, offset), offset); reg[i].pci_phys_low = io_answer; break; default: cardbus_err(dip, 1, "Unknown register type\n"); kmem_free(reg, length); (void) cardbus_config_teardown(&handle); entry->error = PCICFG_FAILURE; return (DDI_WALK_TERMINATE); } /* switch */ /* * Now that memory locations are assigned, * update the assigned address property. */ if (cardbus_update_assigned_prop(dip, ®[i]) != PCICFG_SUCCESS) { kmem_free(reg, length); (void) cardbus_config_teardown(&handle); entry->error = PCICFG_FAILURE; return (DDI_WALK_TERMINATE); } } } kmem_free(reg, length); enable_cardbus_device(dip, handle); #ifdef CARDBUS_DEBUG if (cardbus_debug >= 9) { cardbus_dump_config(handle); } #endif bad_device: (void) cardbus_config_teardown(&handle); return (DDI_WALK_CONTINUE); } static int cardbus_isa_bridge_ranges(dev_info_t *dip, cardbus_phdl_t *entry, ddi_acc_handle_t handle) { struct ebus_pci_rangespec range; pci_regspec_t *reg; int length; int rcount; uint32_t io_answer = 0xffffffff; isa_phdl_t isa_phdl; int i; cardbus_err(dip, 8, "cardbus_isa_bridge_ranges\n"); bzero((caddr_t)&range, sizeof (range)); #ifdef sparc /* * If there is an interrupt pin set program * interrupt line with default values. */ if (pci_config_get8(handle, PCI_CONF_IPIN)) { pci_config_put8(handle, PCI_CONF_ILINE, 0xf); } #else (void) cardbus_validate_iline(dip, handle); #endif /* * For each "reg" property with a length, allocate memory. */ if (ddi_getlongprop(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, "reg", (caddr_t)®, &length) != DDI_PROP_SUCCESS) { cardbus_err(dip, 1, "Failed to read reg property\n"); entry->error = PCICFG_FAILURE; return (DDI_WALK_TERMINATE); } rcount = length / sizeof (pci_regspec_t); for (i = 0; i < rcount; i++) { if ((reg[i].pci_size_low != 0) || (reg[i].pci_size_hi != 0)) { switch (PCI_REG_ADDR_G(reg[i].pci_phys_hi)) { case PCI_REG_ADDR_G(PCI_ADDR_IO): /* allocate I/O space from the allocator */ (void) cardbus_get_io(ddi_get_parent(dip), entry, reg[i].pci_size_low, &io_answer); cardbus_err(dip, 8, "ISA (I/O)LO ----> [0x%x]\n", io_answer); reg[i].pci_phys_low = io_answer; range.phys_hi = 0; range.phys_low = io_answer; range.par_phys_hi = reg[i].pci_phys_hi | PCI_REG_REL_M; range.par_phys_low = reg[i].pci_phys_low; range.par_phys_mid = reg[i].pci_phys_mid; range.rng_size = reg[i].pci_size_low; i = rcount; break; default: cardbus_err(dip, 1, "Unknown register type\n"); kmem_free(reg, length); (void) cardbus_config_teardown(&handle); entry->error = PCICFG_FAILURE; return (DDI_WALK_TERMINATE); } /* switch */ } } kmem_free(reg, length); (void) ndi_prop_update_int_array(DDI_DEV_T_NONE, dip, "ranges", (int *)&range, sizeof (range)/sizeof (int)); if (io_answer != 0xffffffff) { isa_phdl.dip = dip; isa_phdl.handle = handle; isa_phdl.io_base = io_answer; isa_phdl.io_decode_reg = 0x58; /* Pos decoded IO space 0 reg */ /* i_ndi_block_device_tree_changes(&count); */ ndi_devi_enter(dip); ddi_walk_devs(ddi_get_child(dip), cardbus_add_isa_reg, (void *)&isa_phdl); /* i_ndi_allow_device_tree_changes(count); */ ndi_devi_exit(dip); } return (DDI_WALK_PRUNECHILD); } /* * This is specific to ITE8888 chip. */ static int cardbus_add_isa_reg(dev_info_t *dip, void *arg) { uint32_t io_reg = 0; int length; uint32_t reg[3], *breg; isa_phdl_t *phdl; uint8_t sz; phdl = (isa_phdl_t *)arg; cardbus_err(dip, 6, "cardbus_add_isa_reg, base 0x%x\n", phdl->io_base); if (ddi_getlongprop(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, "basereg", (caddr_t)&breg, &length) != DDI_PROP_SUCCESS) { return (DDI_WALK_CONTINUE); } if ((length / sizeof (reg)) < 1) { kmem_free(breg, length); return (DDI_WALK_CONTINUE); } /* * Add the "reg" property. */ reg[0] = 0; reg[1] = breg[1] + phdl->io_base; reg[2] = breg[2]; /* * Generate the postive IO decode register setting. */ for (sz = 0; sz < 8; sz++) if ((1<= breg[2]) { io_reg = breg[1] | (1uL <<31) /* Enable */ | (2uL <<29) /* Medium speed */ | (1uL <<28) /* Aliase enable, */ /* Don't care A[15:10] */ | (sz<<24); /* Size code */ break; } (void) ndi_prop_update_int_array(DDI_DEV_T_NONE, dip, "reg", (int *)reg, 3); (void) ndi_prop_remove(DDI_DEV_T_NONE, dip, "basereg"); if (io_reg) { pci_config_put32(phdl->handle, phdl->io_decode_reg, io_reg); cardbus_err(dip, 6, "cardbus_add_isa_reg: I/O decode reg (0x%x) set to 0x%x\n", phdl->io_decode_reg, pci_config_get32(phdl->handle, phdl->io_decode_reg)); phdl->io_decode_reg += sizeof (io_reg); } else cardbus_err(dip, 1, "cardbus_add_isa_reg: register size (0x%x) too large\n", breg[2]); kmem_free(breg, length); return (DDI_WALK_CONTINUE); } /* * In case we want to ensure that some space is allocated to the * device tree below the cardbus bridge. * This is only necessary if there is a device that needs to allocate * resource below us. This can happen if there is another cardbus/PCMCIA * bridge downstream. */ static uint32_t cardbus_min_spare_mem = 0; static uint32_t cardbus_min_spare_io = 0; /* * The "dip" passed to this routine is assumed to be * the device at the attachment point. Currently it is * assumed to be a bridge. */ static int cardbus_allocate_chunk(dev_info_t *dip, uint8_t type, uint8_t sec_bus) { cardbus_phdl_t *phdl; ndi_ra_request_t *mem_request; ndi_ra_request_t *io_request; ra_return_t res; /* * This should not find an existing entry - so * it will create a new one. */ phdl = cardbus_find_phdl(dip); ASSERT(phdl); mem_request = &phdl->mem_req; io_request = &phdl->io_req; /* * Set highest_bus here. * Otherwise if we don't find another bridge * this never gets set. */ phdl->highest_bus = sec_bus; /* * From this point in the tree - walk the devices, * The function passed in will read and "sum" up * the memory and I/O requirements and put them in * structure "phdl". */ phdl->error = PCICFG_SUCCESS; ndi_devi_enter(dip); ddi_walk_devs(ddi_get_child(dip), cardbus_sum_resources, (void *)phdl); ndi_devi_exit(dip); if (phdl->error != PCICFG_SUCCESS) { cmn_err(CE_WARN, "Failure summing resources\n"); return (phdl->error); } /* * Call into the memory allocator with the request. * Record the addresses returned in the phdl */ #ifdef _LP64 cardbus_err(dip, 8, "AP requires [0x%lx] bytes of memory space, alligned 0x%x\n", mem_request->ra_len, phdl->memory_gran); cardbus_err(dip, 8, "AP requires [0x%lx] bytes of I/O space, alligned 0x%x\n", io_request->ra_len, phdl->io_gran); #else cardbus_err(dip, 8, "AP requires [0x%llx] bytes of memory space, alligned 0x%x\n", mem_request->ra_len, phdl->memory_gran); cardbus_err(dip, 8, "AP requires [0x%llx] bytes of I/O space, alligned 0x%x\n", io_request->ra_len, phdl->io_gran); #endif ASSERT(type == PCI_HEADER_CARDBUS); mem_request->ra_align_mask = phdl->memory_gran - 1; io_request->ra_align_mask = phdl->io_gran - 1; phdl->res_dip = (dev_info_t *)-1; mem_request->ra_len += cardbus_min_spare_mem; if (mem_request->ra_len) { mem_request->ra_len = PCICFG_ROUND_UP(mem_request->ra_len, phdl->memory_gran); #ifdef _LP64 cardbus_err(dip, 8, "cardbus_allocate_chunk: ndi_ra_alloc 0x%lx bytes\n", mem_request->ra_len); #else cardbus_err(dip, 8, "cardbus_allocate_chunk: ndi_ra_alloc 0x%llx bytes\n", mem_request->ra_len); #endif if (pcmcia_alloc_mem(dip, mem_request, &res, &phdl->res_dip) != NDI_SUCCESS) { cmn_err(CE_WARN, "Failed to allocate memory for %s\n", ddi_driver_name(dip)); return (PCICFG_FAILURE); } phdl->memory_base = phdl->memory_last = res.ra_addr_lo; phdl->memory_len = res.ra_len; } io_request->ra_len += cardbus_min_spare_io; if (io_request->ra_len) { #if defined(__x86) io_request->ra_boundbase = 0x1000; io_request->ra_boundlen = 0xefff; #else io_request->ra_boundbase = 0; io_request->ra_boundlen = PCICFG_4GIG_LIMIT; #endif io_request->ra_flags |= NDI_RA_ALLOC_BOUNDED; io_request->ra_len = PCICFG_ROUND_UP(io_request->ra_len, phdl->io_gran); io_request->ra_align_mask = max(PCICFG_IOGRAN, phdl->io_gran) - 1; if (pcmcia_alloc_io(dip, io_request, &res, &phdl->res_dip) != NDI_SUCCESS) { cmn_err(CE_WARN, "Failed to allocate I/O space " "for %s\n", ddi_driver_name(dip)); if (mem_request->ra_len) { res.ra_addr_lo = phdl->memory_base; res.ra_len = phdl->memory_len; (void) pcmcia_free_mem(phdl->res_dip, &res); phdl->memory_len = phdl->io_len = 0; } return (PCICFG_FAILURE); } phdl->io_base = phdl->io_last = (uint32_t)res.ra_addr_lo; phdl->io_len = (uint32_t)res.ra_len; } #ifdef _LP64 cardbus_err(dip, 6, "MEMORY BASE = [0x%lx] length [0x%lx]\n", phdl->memory_base, phdl->memory_len); #else cardbus_err(dip, 6, "MEMORY BASE = [0x%llx] length [0x%llx]\n", phdl->memory_base, phdl->memory_len); #endif cardbus_err(dip, 6, "IO BASE = [0x%x] length [0x%x]\n", phdl->io_base, phdl->io_len); return (PCICFG_SUCCESS); } static int cardbus_free_chunk(dev_info_t *dip) { uint_t *bus; int k; cardbus_err(dip, 6, "cardbus_free_chunk\n"); (void) cardbus_destroy_phdl(dip); if (ddi_getlongprop(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, "bus-range", (caddr_t)&bus, &k) != DDI_PROP_SUCCESS) { cardbus_err(dip, 1, "cardbus_free_chunk: Failed to read bus-range property\n"); return (PCICFG_FAILURE); } cardbus_err(dip, 6, "cardbus_free_chunk: Freeing bus [%d] range [%d]\n", bus[0], bus[1] - bus[0] + 1); if (ndi_ra_free(dip, (uint64_t)bus[0], (uint64_t)(bus[1] - bus[0] + 1), NDI_RA_TYPE_PCI_BUSNUM, NDI_RA_PASS) != NDI_SUCCESS) { cardbus_err(dip, 1, "cardbus_free_chunk: Failed to free bus numbers\n"); kmem_free(bus, k); return (PCICFG_FAILURE); } kmem_free(bus, k); return (PCICFG_SUCCESS); } /* * Put bridge registers into initial state */ static void cardbus_setup_bridge(dev_info_t *dip, cardbus_phdl_t *entry, ddi_acc_handle_t handle) { uint8_t header_type = pci_config_get8(handle, PCI_CONF_HEADER); #ifdef _LP64 cardbus_err(NULL, 6, "cardbus_setup_bridge: " "highest bus %d, mem_last 0x%lx, io_last 0x%x\n", entry->highest_bus, entry->memory_last, entry->io_last); #else cardbus_err(NULL, 6, "cardbus_setup_bridge: " "highest bus %d, mem_last 0x%llx, io_last 0x%x\n", entry->highest_bus, entry->memory_last, entry->io_last); #endif if ((header_type & PCI_HEADER_TYPE_M) == PCI_HEADER_PPB) { uint32_t uval; /* * The highest bus seen during probing is * the max-subordinate bus */ pci_config_put8(handle, PCI_BCNF_SUBBUS, entry->highest_bus); uval = PCICFG_ROUND_UP(entry->memory_last, PCICFG_MEMGRAN); if (uval != entry->memory_last) { #ifdef _LP64 cardbus_err(dip, 8, "Adding [0x%lx] before bridge (mem)\n", uval - entry->memory_last); #else cardbus_err(dip, 8, "Adding [0x%llx] before bridge (mem)\n", uval - entry->memory_last); #endif (void) cardbus_get_mem(ddi_get_parent(dip), entry, uval - entry->memory_last, NULL); } /* * Program the memory base register with the * start of the memory range */ #ifdef _LP64 cardbus_err(NULL, 8, "store 0x%x(0x%lx) in pci bridge memory base register\n", PCICFG_HIWORD(PCICFG_LOADDR(uval)), entry->memory_last); #else cardbus_err(NULL, 8, "store 0x%x(0x%llx) in pci bridge memory base register\n", PCICFG_HIWORD(PCICFG_LOADDR(uval)), entry->memory_last); #endif pci_config_put16(handle, PCI_BCNF_MEM_BASE, PCICFG_HIWORD(PCICFG_LOADDR(uval))); uval = PCICFG_ROUND_UP(entry->io_last, PCICFG_IOGRAN); if (uval != entry->io_last) { cardbus_err(dip, 8, "Adding [0x%x] before bridge (I/O)\n", uval - entry->io_last); (void) cardbus_get_io(ddi_get_parent(dip), entry, uval - entry->io_last, NULL); } cardbus_err(NULL, 8, "store 0x%02x/0x%04x(0x%x) in " "pci bridge I/O hi/low base register\n", PCICFG_HIWORD(PCICFG_LOADDR(uval)), PCICFG_HIBYTE(PCICFG_LOWORD(PCICFG_LOADDR(uval))), entry->io_last); /* * Program the I/O base register with the start of the I/O range */ pci_config_put8(handle, PCI_BCNF_IO_BASE_LOW, PCICFG_HIBYTE(PCICFG_LOWORD(PCICFG_LOADDR(uval)))); pci_config_put16(handle, PCI_BCNF_IO_BASE_HI, PCICFG_HIWORD(PCICFG_LOADDR(uval))); /* * Clear status bits */ pci_config_put16(handle, PCI_BCNF_SEC_STATUS, 0xffff); /* * Turn off prefetchable range */ pci_config_put32(handle, PCI_BCNF_PF_BASE_LOW, 0x0000ffff); pci_config_put32(handle, PCI_BCNF_PF_BASE_HIGH, 0xffffffff); pci_config_put32(handle, PCI_BCNF_PF_LIMIT_HIGH, 0x0); #ifdef sparc /* * If there is an interrupt pin set program * interrupt line with default values. */ if (pci_config_get8(handle, PCI_CONF_IPIN)) { pci_config_put8(handle, PCI_CONF_ILINE, 0xf); } #else (void) cardbus_validate_iline(dip, handle); #endif } else if ((header_type & PCI_HEADER_TYPE_M) == PCI_HEADER_CARDBUS) { /* * The highest bus seen during probing is * the max-subordinate bus */ pci_config_put8(handle, PCI_CBUS_SUB_BUS_NO, entry->highest_bus); /* * Program the memory base register with the * start of the memory range */ #ifdef _LP64 cardbus_err(NULL, 8, "store 0x%x(0x%lx) in " "cardbus memory base register 0, len 0x%lx\n", PCICFG_LOADDR(entry->memory_last), entry->memory_last, entry->memory_len); #else cardbus_err(NULL, 8, "store 0x%x(0x%llx) in " "cardbus memory base register 0, len 0x%llx\n", PCICFG_LOADDR(entry->memory_last), entry->memory_last, entry->memory_len); #endif pci_config_put32(handle, PCI_CBUS_MEM_BASE0, PCICFG_LOADDR(entry->memory_last)); /* * Program the I/O base register with the start of the I/O range */ cardbus_err(NULL, 8, "store 0x%x in cb IO base register 0 len 0x%x\n", PCICFG_LOADDR(entry->io_last), entry->io_len); pci_config_put32(handle, PCI_CBUS_IO_BASE0, PCICFG_LOADDR(entry->io_last)); /* * Clear status bits */ pci_config_put16(handle, PCI_CBUS_SEC_STATUS, 0xffff); #ifdef sparc /* * If there is an interrupt pin set program * interrupt line with default values. */ if (pci_config_get8(handle, PCI_CONF_IPIN)) { pci_config_put8(handle, PCI_CONF_ILINE, 0xf); } #else (void) cardbus_validate_iline(dip, handle); #endif /* * LATER: use these registers */ pci_config_put32(handle, PCI_CBUS_MEM_BASE1, 0); pci_config_put32(handle, PCI_CBUS_MEM_LIMIT1, 0); pci_config_put32(handle, PCI_CBUS_IO_BASE1, 0); pci_config_put32(handle, PCI_CBUS_IO_LIMIT1, 0); } else { cmn_err(CE_WARN, "header type 0x%x, probably unknown bridge\n", header_type & PCI_HEADER_TYPE_M); } cardbus_err(NULL, 7, "cardbus_setup_bridge complete\n"); } static void cardbus_update_bridge(dev_info_t *dip, cardbus_phdl_t *entry, ddi_acc_handle_t handle) { uint_t length; uint16_t word16 = pci_config_get16(handle, PCI_CONF_COMM); const uint8_t header_type = pci_config_get8(handle, PCI_CONF_HEADER) & PCI_HEADER_TYPE_M; uint32_t bridge_gran; uint64_t rlval; if (header_type == PCI_HEADER_CARDBUS) bridge_gran = CBCFG_MEMGRAN; else bridge_gran = PCICFG_MEMGRAN; /* * Program the memory limit register with the end of the memory range */ #ifdef _LP64 cardbus_err(dip, 6, "cardbus_update_bridge: Mem base 0x%lx len 0x%lx " "last 0x%lx gran 0x%x gran end 0x%lx\n", entry->memory_base, entry->memory_len, entry->memory_last, entry->memory_gran, PCICFG_ROUND_UP(entry->memory_last, entry->memory_gran)); #else cardbus_err(dip, 6, "cardbus_update_bridge: Mem base 0x%llx len 0x%llx " "last 0x%llx gran 0x%x gran end 0x%lx\n", entry->memory_base, entry->memory_len, entry->memory_last, entry->memory_gran, PCICFG_ROUND_UP(entry->memory_last, entry->memory_gran)); #endif /* * Since this is a bridge, the rest of this range will * be responded to by the bridge. We have to round up * so no other device claims it. */ length = PCICFG_ROUND_UP(entry->memory_last + cardbus_min_spare_mem, bridge_gran) - entry->memory_last; if (length > 0) { /* * This is to allow space that isn't actually being used by * anything to be allocated by devices such as a downstream * PCMCIA controller. */ (void) cardbus_get_mem(dip, entry, length, NULL); cardbus_err(dip, 8, "Added [0x%x] at the top of the bridge (mem)\n", length); } if (entry->memory_len) { if (header_type == PCI_HEADER_CARDBUS) { rlval = PCICFG_ROUND_DOWN(entry->memory_last - 1, CBCFG_MEMGRAN); #ifdef _LP64 cardbus_err(dip, 8, "store 0x%x(0x%lx) in memory limit register 0\n", PCICFG_LOADDR(rlval), rlval); #else cardbus_err(dip, 8, "store 0x%x(0x%llx) in memory limit register 0\n", PCICFG_LOADDR(rlval), rlval); #endif pci_config_put32(handle, PCI_CBUS_MEM_LIMIT0, PCICFG_LOADDR(rlval)); } else { rlval = PCICFG_ROUND_DOWN(entry->memory_last - 1, PCICFG_MEMGRAN); #ifdef _LP64 cardbus_err(dip, 8, "store 0x%x(0x%lx) in memory limit register\n", PCICFG_HIWORD(PCICFG_LOADDR(rlval)), rlval); #else cardbus_err(dip, 8, "store 0x%x(0x%llx) in memory limit register\n", PCICFG_HIWORD(PCICFG_LOADDR(rlval)), rlval); #endif pci_config_put16(handle, PCI_BCNF_MEM_LIMIT, PCICFG_HIWORD(PCICFG_LOADDR(rlval))); } word16 |= PCI_COMM_MAE; } cardbus_err(dip, 6, "cardbus_update_bridge: I/O base 0x%x len 0x%x last 0x%x " "gran 0x%x gran_end 0x%lx\n", entry->io_base, entry->io_len, entry->io_last, entry->io_gran, PCICFG_ROUND_UP(entry->io_last, entry->io_gran)); if (header_type == PCI_HEADER_CARDBUS) bridge_gran = CBCFG_IOGRAN; else bridge_gran = PCICFG_IOGRAN; /* * Same as above for I/O space. Since this is a * bridge, the rest of this range will be responded * to by the bridge. We have to round up so no * other device claims it. */ length = PCICFG_ROUND_UP(entry->io_last + cardbus_min_spare_io, bridge_gran) - entry->io_last; if (length > 0) { (void) cardbus_get_io(dip, entry, length, NULL); cardbus_err(dip, 8, "Added [0x%x] at the top of the bridge (I/O)\n", length); } /* * Program the I/O limit register with the end of the I/O range */ if (entry->io_len) { if (header_type == PCI_HEADER_CARDBUS) { rlval = PCICFG_ROUND_DOWN(entry->io_last - 1, CBCFG_IOGRAN); #ifdef _LP64 cardbus_err(dip, 8, "store 0x%lx in IO limit register 0\n", rlval); #else cardbus_err(dip, 8, "store 0x%llx in IO limit register 0\n", rlval); #endif pci_config_put32(handle, PCI_CBUS_IO_LIMIT0, rlval); } else { rlval = PCICFG_ROUND_DOWN(entry->io_last - 1, PCICFG_IOGRAN); #ifdef _LP64 cardbus_err(dip, 8, "store 0x%x/0x%x(0x%lx) in " "IO limit low/hi register\n", PCICFG_HIBYTE(PCICFG_LOWORD(PCICFG_LOADDR(rlval))), PCICFG_HIWORD(PCICFG_LOADDR(rlval)), rlval); #else cardbus_err(dip, 8, "store 0x%x/0x%x(0x%llx) in " "IO limit low/hi register\n", PCICFG_HIBYTE(PCICFG_LOWORD(PCICFG_LOADDR(rlval))), PCICFG_HIWORD(PCICFG_LOADDR(rlval)), rlval); #endif pci_config_put8(handle, PCI_BCNF_IO_LIMIT_LOW, PCICFG_HIBYTE(PCICFG_LOWORD(PCICFG_LOADDR(rlval)))); pci_config_put16(handle, PCI_BCNF_IO_LIMIT_HI, PCICFG_HIWORD(PCICFG_LOADDR(rlval))); } word16 |= PCI_COMM_IO; } pci_config_put16(handle, PCI_CONF_COMM, word16); } static void cardbus_get_mem(dev_info_t *dip, cardbus_phdl_t *entry, uint32_t length, uint64_t *ans) { uint32_t hole; #ifdef _LP64 cardbus_err(NULL, 6, "cardbus_get_mem: memory_last 0x%lx, length 0x%x, " "memory_base 0x%lx, memory_len 0x%lx ans=0x%p\n", entry->memory_last, length, entry->memory_base, entry->memory_len, (void *) ans); #else cardbus_err(NULL, 6, "cardbus_get_mem: memory_last 0x%llx, length 0x%x, " "memory_base 0x%llx, memory_len 0x%llx ans=0x%p\n", entry->memory_last, length, entry->memory_base, entry->memory_len, (void *) ans); #endif if (ans) { /* * Round up the request to the "size" boundary */ hole = PCICFG_ROUND_UP(entry->memory_last, length) - entry->memory_last; if (hole != 0) { (void) cardbus_update_available_prop(dip, PCI_ADDR_MEM32, entry->memory_last, (uint64_t)hole); entry->memory_last += hole; #ifdef _LP64 cardbus_err(NULL, 6, "cardbus_get_mem: " "rounded memory_last up by 0x%x to 0x%lx, ", hole, entry->memory_last); #else cardbus_err(NULL, 6, "cardbus_get_mem: " "rounded memory_last up by 0x%x to 0x%llx, ", hole, entry->memory_last); #endif } } else (void) cardbus_update_available_prop(dip, PCI_ADDR_MEM32, entry->memory_last, (uint64_t)length); /* * These routines should parcel out the memory * completely. There should never be a case of * over running the bounds. */ if ((entry->memory_last + length) > (entry->memory_base + entry->memory_len)) cardbus_err(NULL, 1, #ifdef _LP64 "cardbus_get_mem: assert will fail %ld <= %ld," "(0x%lx + 0x%x) <= (0x%lx + 0x%lx)\n", #else "cardbus_get_mem: assert will fail %lld <= %lld, " "(0x%llx + 0x%x) <= (0x%llx + 0x%llx)\n", #endif entry->memory_last + length, entry->memory_base + entry->memory_len, entry->memory_last, length, entry->memory_base, entry->memory_len); ASSERT((entry->memory_last + length) <= (entry->memory_base + entry->memory_len)); /* * If ans is NULL don't return anything, * they are just asking to reserve the memory. */ if (ans != NULL) *ans = entry->memory_last; /* * Increment to the next location */ entry->memory_last += length; } static void cardbus_get_io(dev_info_t *dip, cardbus_phdl_t *entry, uint32_t length, uint32_t *ans) { uint32_t hole; cardbus_err(NULL, 6, "cardbus_get_io: io_last 0x%x, length 0x%x, " "io_base 0x%x, io_len 0x%x ans=0x%p\n", entry->io_last, length, entry->io_base, entry->io_len, (void *) ans); if (ans) { /* * Round up the request to the "size" boundary */ hole = PCICFG_ROUND_UP(entry->io_last, length) - entry->io_last; if (hole != 0) { (void) cardbus_update_available_prop(dip, PCI_ADDR_IO, (uint64_t)entry->io_last, (uint64_t)hole); entry->io_last += hole; cardbus_err(NULL, 6, "cardbus_get_io: " "rounded io_last up by 0x%x to 0x%x, ", hole, entry->io_last); } } else (void) cardbus_update_available_prop(dip, PCI_ADDR_IO, (uint64_t)entry->io_last, (uint64_t)length); /* * These routines should parcel out the memory * completely. There should never be a case of * over running the bounds. */ ASSERT((entry->io_last + length) <= (entry->io_base + entry->io_len)); /* * If ans is NULL don't return anything, * they are just asking to reserve the memory. */ if (ans != NULL) *ans = entry->io_last; /* * Increment to the next location */ entry->io_last += length; } static int cardbus_sum_resources(dev_info_t *dip, void *hdl) { cardbus_phdl_t *entry = (cardbus_phdl_t *)hdl; pci_regspec_t *pci_rp; int length; int rcount; int i, ret; ndi_ra_request_t *mem_request; ndi_ra_request_t *io_request; uint8_t header_type, base_class; ddi_acc_handle_t handle; /* * Ignore the attachment point and pcs. */ if (strcmp(ddi_binding_name(dip), "hp_attachment") == 0 || strcmp(ddi_binding_name(dip), "pcs") == 0) { cardbus_err(dip, 8, "cardbus_sum_resources: Ignoring\n"); return (DDI_WALK_CONTINUE); } mem_request = &entry->mem_req; io_request = &entry->io_req; if (cardbus_config_setup(dip, &handle) != DDI_SUCCESS) { cardbus_err(dip, 1, "cardbus_sum_resources: Failed to map config space!\n"); entry->error = PCICFG_FAILURE; return (DDI_WALK_TERMINATE); } ret = DDI_WALK_CONTINUE; header_type = pci_config_get8(handle, PCI_CONF_HEADER); base_class = pci_config_get8(handle, PCI_CONF_BASCLASS); /* * If its a bridge - just record the highest bus seen */ if (base_class == PCI_CLASS_BRIDGE) { uint8_t sub_class; sub_class = pci_config_get8(handle, PCI_CONF_SUBCLASS); switch (sub_class) { case PCI_BRIDGE_PCI: if ((header_type & PCI_HEADER_TYPE_M) == PCI_HEADER_PPB) { if (entry->highest_bus < pci_config_get8(handle, PCI_BCNF_SECBUS)) { entry->highest_bus = pci_config_get8( handle, PCI_BCNF_SECBUS); } (void) cardbus_config_teardown(&handle); #if defined(CARDBUS_DEBUG) if (mem_request->ra_len != PCICFG_ROUND_UP(mem_request->ra_len, PCICFG_MEMGRAN)) { #ifdef _LP64 cardbus_err(dip, 8, "Pre-align [0x%lx] to PCI bridge " "memory gran " "[0x%lx] -> [0x%lx]\n", PCICFG_ROUND_UP(mem_request->ra_len, PCICFG_MEMGRAN) - mem_request->ra_len, mem_request->ra_len, PCICFG_ROUND_UP(mem_request->ra_len, PCICFG_MEMGRAN)); #else cardbus_err(dip, 8, "Pre-align [0x%llx] to PCI bridge " "memory gran " "[0x%llx] -> [0x%lx]\n", PCICFG_ROUND_UP(mem_request->ra_len, PCICFG_MEMGRAN) - mem_request->ra_len, mem_request->ra_len, PCICFG_ROUND_UP(mem_request->ra_len, PCICFG_MEMGRAN)); #endif } if (io_request->ra_len != PCICFG_ROUND_UP(io_request->ra_len, PCICFG_IOGRAN)) { #ifdef _LP64 cardbus_err(dip, 8, "Pre-align [0x%lx] to PCI bridge " "I/O gran " "[0x%lx] -> [0x%lx]\n", PCICFG_ROUND_UP(io_request->ra_len, PCICFG_IOGRAN) - io_request->ra_len, io_request->ra_len, PCICFG_ROUND_UP(io_request->ra_len, PCICFG_IOGRAN)); #else cardbus_err(dip, 8, "Pre-align [0x%llx] to PCI bridge " "I/O gran " "[0x%llx] -> [0x%lx]\n", PCICFG_ROUND_UP(io_request->ra_len, PCICFG_IOGRAN) - io_request->ra_len, io_request->ra_len, PCICFG_ROUND_UP(io_request->ra_len, PCICFG_IOGRAN)); #endif } #endif mem_request->ra_len = PCICFG_ROUND_UP( mem_request->ra_len, PCICFG_MEMGRAN); io_request->ra_len = PCICFG_ROUND_UP( io_request->ra_len, PCICFG_IOGRAN); if (entry->memory_gran < PCICFG_MEMGRAN) entry->memory_gran = PCICFG_MEMGRAN; if (entry->io_gran < PCICFG_IOGRAN) entry->io_gran = PCICFG_IOGRAN; ddi_walk_devs(ddi_get_child(dip), cardbus_sum_resources, (void *)entry); #if defined(CARDBUS_DEBUG) if (mem_request->ra_len != PCICFG_ROUND_UP(mem_request->ra_len + cardbus_min_spare_mem, PCICFG_MEMGRAN)) { #ifdef _LP64 cardbus_err(dip, 8, "Post-align [0x%lx] to PCI bridge " "memory gran " "[0x%lx] -> [0x%lx]\n", PCICFG_ROUND_UP( mem_request->ra_len + cardbus_min_spare_mem, PCICFG_MEMGRAN) - mem_request->ra_len, mem_request->ra_len, PCICFG_ROUND_UP(mem_request->ra_len + cardbus_min_spare_mem, PCICFG_MEMGRAN)); #else cardbus_err(dip, 8, "Post-align [0x%llx] to PCI bridge " "memory gran " "[0x%llx] -> [0x%lx]\n", PCICFG_ROUND_UP( mem_request->ra_len + cardbus_min_spare_mem, PCICFG_MEMGRAN) - mem_request->ra_len, mem_request->ra_len, PCICFG_ROUND_UP(mem_request->ra_len + cardbus_min_spare_mem, PCICFG_MEMGRAN)); #endif } if (io_request->ra_len != PCICFG_ROUND_UP(io_request->ra_len + cardbus_min_spare_io, PCICFG_IOGRAN)) { #ifdef _LP64 cardbus_err(dip, 8, "Post-align [0x%lx] to PCI bridge " "I/O gran " "[0x%lx] -> [0x%lx]\n", PCICFG_ROUND_UP(io_request->ra_len + cardbus_min_spare_io, PCICFG_IOGRAN) - io_request->ra_len, io_request->ra_len, PCICFG_ROUND_UP(io_request->ra_len + cardbus_min_spare_io, PCICFG_IOGRAN)); #else cardbus_err(dip, 8, "Post-align [0x%llx] to PCI bridge " "I/O gran " "[0x%llx] -> [0x%lx]\n", PCICFG_ROUND_UP(io_request->ra_len + cardbus_min_spare_io, PCICFG_IOGRAN) - io_request->ra_len, io_request->ra_len, PCICFG_ROUND_UP(io_request->ra_len + cardbus_min_spare_io, PCICFG_IOGRAN)); #endif } #endif mem_request->ra_len = PCICFG_ROUND_UP( mem_request->ra_len + cardbus_min_spare_mem, PCICFG_MEMGRAN); io_request->ra_len = PCICFG_ROUND_UP( io_request->ra_len + cardbus_min_spare_io, PCICFG_IOGRAN); } return (DDI_WALK_PRUNECHILD); case PCI_BRIDGE_CARDBUS: /* * Cardbus has I/O registers. */ break; case PCI_BRIDGE_ISA: /* * All the registers requirements for ISA * are stored in the reg structure of the bridge. * Children of ISA are not of type PCI * so must not come through here because * cardbus_config_setup() will fail. */ ret = DDI_WALK_PRUNECHILD; break; default: /* * Treat other bridges as leaf nodes. */ break; } } if (ddi_getlongprop(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, "reg", (caddr_t)&pci_rp, &length) != DDI_PROP_SUCCESS) { /* * If one node in (the subtree of nodes) * does'nt have a "reg" property fail the * allocation. */ entry->memory_len = 0; entry->io_len = 0; entry->error = PCICFG_FAILURE; (void) cardbus_config_teardown(&handle); return (DDI_WALK_TERMINATE); } /* * For each "reg" property with a length, add that to the * total memory (or I/O) to allocate. */ rcount = length / sizeof (pci_regspec_t); for (i = 0; i < rcount; i++) { switch (PCI_REG_ADDR_G(pci_rp[i].pci_phys_hi)) { case PCI_REG_ADDR_G(PCI_ADDR_MEM32): mem_request->ra_len = pci_rp[i].pci_size_low + PCICFG_ROUND_UP(mem_request->ra_len, pci_rp[i].pci_size_low); cardbus_err(dip, 8, "ADDING 32 --->0x%x for BAR@0x%x\n", pci_rp[i].pci_size_low, PCI_REG_REG_G(pci_rp[i].pci_phys_hi)); /* * the granualarity needs to be the larger of * the maximum amount of memory that we're going to * ask for, and the PCI-PCI bridge granularity (1M) */ if (pci_rp[i].pci_size_low > entry->memory_gran) entry->memory_gran = pci_rp[i].pci_size_low; break; case PCI_REG_ADDR_G(PCI_ADDR_MEM64): mem_request->ra_len = pci_rp[i].pci_size_low + PCICFG_ROUND_UP(mem_request->ra_len, pci_rp[i].pci_size_low); cardbus_err(dip, 8, "ADDING 64 --->0x%x for BAR@0x%x\n", pci_rp[i].pci_size_low, PCI_REG_REG_G(pci_rp[i].pci_phys_hi)); if (pci_rp[i].pci_size_low > entry->memory_gran) entry->memory_gran = pci_rp[i].pci_size_low; break; case PCI_REG_ADDR_G(PCI_ADDR_IO): io_request->ra_len = pci_rp[i].pci_size_low + PCICFG_ROUND_UP(io_request->ra_len, pci_rp[i].pci_size_low); cardbus_err(dip, 8, "ADDING I/O --->0x%x for BAR@0x%x\n", pci_rp[i].pci_size_low, PCI_REG_REG_G(pci_rp[i].pci_phys_hi)); if (pci_rp[i].pci_size_low > entry->io_gran) entry->io_gran = pci_rp[i].pci_size_low; break; default: /* Config space register - not included */ break; } } /* * free the memory allocated by ddi_getlongprop */ kmem_free(pci_rp, length); /* * continue the walk to the next sibling to sum memory */ (void) cardbus_config_teardown(&handle); #ifdef _LP64 cardbus_err(dip, 8, "Memory 0x%lx bytes, I/O 0x%lx bytes, " "Memgran 0x%x, IOgran 0x%x\n", mem_request->ra_len, io_request->ra_len, entry->memory_gran, entry->io_gran); #else cardbus_err(dip, 8, "Memory 0x%llx bytes, I/O 0x%llx bytes, " "Memgran 0x%x, IOgran 0x%x\n", mem_request->ra_len, io_request->ra_len, entry->memory_gran, entry->io_gran); #endif return (ret); } /* * Free resources allocated to a bridge. * Note that this routine does not call ndi_ra_free() to actually * free memory/IO/Bus. This is done as a single chunk for the entire * device tree in cardbus_free_chunk(). */ static int cardbus_free_bridge_resources(dev_info_t *dip) { cardbus_range_t *ranges; uint_t *bus; int k; int length; int i; cardbus_err(dip, 6, "cardbus_free_bridge_resources\n"); if (ddi_getlongprop(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, "ranges", (caddr_t)&ranges, &length) == DDI_PROP_SUCCESS) { for (i = 0; i < length / sizeof (cardbus_range_t); i++) { if (ranges[i].size_lo != 0 || ranges[i].size_hi != 0) { switch (ranges[i].parent_hi & PCI_REG_ADDR_M) { case PCI_ADDR_IO: cardbus_err(dip, 6, "Need to Free I/O " "base/length = [0x%x]/[0x%x]\n", ranges[i].child_lo, ranges[i].size_lo); break; case PCI_ADDR_MEM32: case PCI_ADDR_MEM64: cardbus_err(dip, 6, "Need to Free Memory base/length = " "[0x%x.%x]/[0x%x]\n", ranges[i].child_mid, ranges[i].child_lo, ranges[i].size_lo); break; default: cardbus_err(dip, 6, "Unknown memory space\n"); break; } } } kmem_free(ranges, length); (void) ndi_prop_remove(DDI_DEV_T_NONE, dip, "ranges"); } else { cardbus_err(dip, 8, "cardbus_free_bridge_resources: Failed" "to read ranges property\n"); } if (ddi_getlongprop(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, "bus-range", (caddr_t)&bus, &k) != DDI_PROP_SUCCESS) { cardbus_err(dip, 6, "Failed to read bus-range property\n"); return (PCICFG_FAILURE); } cardbus_err(dip, 6, "Need to free bus [%d] range [%d]\n", bus[0], bus[1] - bus[0] + 1); kmem_free(bus, k); (void) ndi_prop_remove(DDI_DEV_T_NONE, dip, "available"); (void) ndi_prop_remove(DDI_DEV_T_NONE, dip, "bus-range"); return (PCICFG_SUCCESS); } static int cardbus_free_device_resources(dev_info_t *dip) { pci_regspec_t *assigned; int length; int acount; int i; if (ddi_getlongprop(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, "assigned-addresses", (caddr_t)&assigned, &length) != DDI_PROP_SUCCESS) { cardbus_err(dip, 1, "Failed to read assigned-addresses property\n"); return (PCICFG_FAILURE); } /* * For each "assigned-addresses" property entry with a length, * call the memory allocation routines to return the * resource. */ acount = length / sizeof (pci_regspec_t); for (i = 0; i < acount; i++) { /* * Free the resource if the size of it is not zero. */ if ((assigned[i].pci_size_low != 0)|| (assigned[i].pci_size_hi != 0)) { switch (PCI_REG_ADDR_G(assigned[i].pci_phys_hi)) { case PCI_REG_ADDR_G(PCI_ADDR_MEM32): cardbus_err(dip, 6, "Need to return 0x%x of 32 bit MEM space" " @ 0x%x from register 0x%x\n", assigned[i].pci_size_low, assigned[i].pci_phys_low, PCI_REG_REG_G(assigned[i].pci_phys_hi)); break; case PCI_REG_ADDR_G(PCI_ADDR_MEM64): cardbus_err(dip, 6, "Need to return 0x%x of 64 bit MEM space" " @ 0x%x.%x from register 0x%x\n", assigned[i].pci_size_low, assigned[i].pci_phys_mid, assigned[i].pci_phys_low, PCI_REG_REG_G(assigned[i].pci_phys_hi)); break; case PCI_REG_ADDR_G(PCI_ADDR_IO): cardbus_err(dip, 6, "Need to return 0x%x of IO space @ 0x%x" " from register 0x%x\n", assigned[i].pci_size_low, assigned[i].pci_phys_low, PCI_REG_REG_G(assigned[i].pci_phys_hi)); break; default: cardbus_err(dip, 1, "Unknown register type\n"); kmem_free(assigned, length); return (PCICFG_FAILURE); } /* switch */ } } kmem_free(assigned, length); return (PCICFG_SUCCESS); } static int cardbus_free_resources(dev_info_t *dip) { uint32_t classcode; classcode = ddi_prop_get_int(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, "class-code", -1); /* * A different algorithim is used for bridges and leaf devices. */ if (classcode != -1) { classcode = ((uint_t)classcode & 0xffff00) >> 8; if (classcode == 0x604 || classcode == 0x607) { if (cardbus_free_bridge_resources(dip) != PCICFG_SUCCESS) { cardbus_err(dip, 1, "Failed freeing up bridge resources\n"); return (PCICFG_FAILURE); } return (PCICFG_SUCCESS); } } if (cardbus_free_device_resources(dip) != PCICFG_SUCCESS) { cardbus_err(dip, 1, "Failed freeing up device resources\n"); return (PCICFG_FAILURE); } return (PCICFG_SUCCESS); } static int cardbus_probe_bridge(cbus_t *cbp, dev_info_t *attpt, uint_t bus, uint_t device, uint_t func) { /* Declairations */ cardbus_bus_range_t *bus_range; int i, j; uint8_t header_type; ddi_acc_handle_t config_handle; ndi_ra_request_t req; uint_t new_bus; uint64_t blen; uint64_t next_bus; cardbus_err(cbp->cb_dip, 6, "cardbus_probe_bridge bus %d device %d func %d\n", bus, device, func); ndi_devi_enter(cbp->cb_dip); if (pci_config_setup(cbp->cb_dip, &config_handle) != DDI_SUCCESS) { cardbus_err(cbp->cb_dip, 1, "cardbus_probe_bridge(): Failed to setup config space\n"); ndi_devi_exit(cbp->cb_dip); return (PCICFG_FAILURE); } header_type = pci_config_get8(config_handle, PCI_CONF_HEADER); /* * As soon as we have access to config space, check device * is a bridge. */ if ((header_type & PCI_HEADER_TYPE_M) != PCI_HEADER_CARDBUS) goto failed; cardbus_err(cbp->cb_dip, 8, "---Vendor ID = [0x%04x]\n", pci_config_get16(config_handle, PCI_CONF_VENID)); cardbus_err(cbp->cb_dip, 8, "---Device ID = [0x%04x]\n", pci_config_get16(config_handle, PCI_CONF_DEVID)); /* say what type of header */ cardbus_err(cbp->cb_dip, 8, "--%s bridge found root bus [0x%x] device [0x%x] func [0x%x]\n", ((header_type & PCI_HEADER_TYPE_M) == PCI_HEADER_PPB) ? "PCI-PCI" : "Cardbus", bus, device, func); if (ddi_getlongprop(DDI_DEV_T_ANY, cbp->cb_dip, 0, "bus-range", (caddr_t)&bus_range, &i) != DDI_PROP_SUCCESS) cardbus_err(cbp->cb_dip, 1, "No bus-range property seems to have been set up\n"); else { cardbus_err(cbp->cb_dip, 8, "allowable bus range is %u->%u\n", bus_range->lo, bus_range->hi); kmem_free((caddr_t)bus_range, i); } /* * Get next bus in sequence and program device. */ bzero((caddr_t)&req, sizeof (ndi_ra_request_t)); req.ra_len = 1; if (ndi_ra_alloc(cbp->cb_dip, &req, &next_bus, &blen, NDI_RA_TYPE_PCI_BUSNUM, NDI_RA_PASS) != NDI_SUCCESS) { cmn_err(CE_WARN, "Failed to get a bus number\n"); goto failed; } new_bus = next_bus; cardbus_err(cbp->cb_dip, 8, "NEW bus found [%u]->[%u]\n", bus, new_bus); (void) cardbus_set_bus_numbers(config_handle, bus, new_bus); /* Enable it all */ enable_cardbus_bridge(cbp->cb_dip, config_handle); /* * Probe all children devices */ for (i = 0; i < pcicfg_max_device; i++) for (j = 0; j < pcicfg_max_function; j++) switch (cardbus_probe_children(cbp, attpt, new_bus, i, j, &header_type)) { case PCICFG_FAILURE: cardbus_err(cbp->cb_dip, 1, "Failed to configure bus " "[0x%x] device [0x%x] func [0x%x]\n", new_bus, i, j); disable_cardbus_bridge(cbp->cb_dip, config_handle); goto failed; case PCICFG_NODEVICE: /* * if there's no function 0 * there's no point in probing other * functions */ if (j != 0) break; /* FALLTHROUGH */ case PCICFG_NOMULTI: j = pcicfg_max_function; break; default: break; } (void) pci_config_teardown(&config_handle); (void) i_ndi_config_node(attpt, DS_LINKED, 0); ndi_devi_exit(cbp->cb_dip); return (PCICFG_SUCCESS); failed: (void) pci_config_teardown(&config_handle); ndi_devi_exit(cbp->cb_dip); return (PCICFG_FAILURE); } static struct isa_node isa_nodes[] = { {"dummy", {NULL, NULL, NULL, NULL, NULL}, "serial", "", 0x4e, 0x2} }; static int cardbus_probe_children(cbus_t *cbp, dev_info_t *parent, uint_t bus, uint_t device, uint_t func, uint8_t *header_type) { dev_info_t *new_child; ddi_acc_handle_t config_handle; int i, j; ndi_ra_request_t req; uint64_t next_bus; uint64_t blen; uint32_t request; uint8_t base_class; uint_t new_bus; int ret; cardbus_err(parent, 6, "cardbus_probe_children bus %d device %d func %d\n", bus, device, func); /* * This node will be put immediately below * "parent". Allocate a blank device node. It will either * be filled in or freed up based on further probing. */ ndi_devi_enter(parent); if (ndi_devi_alloc(parent, DEVI_PSEUDO_NEXNAME, (pnode_t)DEVI_SID_NODEID, &new_child) != NDI_SUCCESS) { cardbus_err(parent, 1, "cardbus_probe_children(): Failed to alloc child node\n"); ndi_devi_exit(parent); return (PCICFG_FAILURE); } if (cardbus_add_config_reg(new_child, bus, device, func) != DDI_SUCCESS) { cardbus_err(parent, 1, "cardbus_probe_children(): Failed to add candidate REG\n"); goto failedconfig; } if ((ret = cardbus_config_setup(new_child, &config_handle)) != PCICFG_SUCCESS) { if (ret == PCICFG_NODEVICE) { (void) ndi_devi_free(new_child); return (ret); } cardbus_err(parent, 1, "cardbus_probe_children(): Failed to setup config space\n"); goto failedconfig; } base_class = pci_config_get8(config_handle, PCI_CONF_BASCLASS); if (func == 0) { /* * Preserve the header type from function 0. * Additional functions may not preserve the PCI_HEADER_MULTI * bit. */ *header_type = pci_config_get8(config_handle, PCI_CONF_HEADER); } else if (!(*header_type & PCI_HEADER_MULTI) || ((*header_type & PCI_HEADER_TYPE_M) == PCI_HEADER_PPB) || (base_class == PCI_CLASS_BRIDGE)) { (void) cardbus_config_teardown(&config_handle); (void) ndi_devi_free(new_child); return (PCICFG_NOMULTI); } /* * As soon as we have access to config space, * turn off device. It will get turned on * later (after memory is assigned). * not if it's a cardbus device. It may be OK to leave * it on - try LATER */ disable_cardbus_device(config_handle); /* * Set 1275 properties common to all devices */ if (cardbus_set_standard_props(parent, new_child, config_handle) != PCICFG_SUCCESS) { cardbus_err(parent, 1, "Failed to set standard properties\n"); goto failedchild; } /* * Child node properties NOTE: Both for PCI-PCI bridge and child node */ if (cardbus_set_childnode_props(new_child, config_handle) != PCICFG_SUCCESS) { goto failedchild; } cardbus_err(parent, 8, "---Vendor ID = [0x%04x]\n", pci_config_get16(config_handle, PCI_CONF_VENID)); cardbus_err(parent, 8, "---Device ID = [0x%04x]\n", pci_config_get16(config_handle, PCI_CONF_DEVID)); if (base_class == PCI_CLASS_BRIDGE) { uint8_t sub_class; sub_class = pci_config_get8(config_handle, PCI_CONF_SUBCLASS); switch (sub_class) { case PCI_BRIDGE_PCI: if ((*header_type & PCI_HEADER_TYPE_M) == PCI_HEADER_PPB) { cardbus_bus_range_t *bus_range; int k; /* say what type of header */ cardbus_err(parent, 8, "-- Found PCI-PCI bridge @ " " bus [0x%x] device [0x%x] func [0x%x]\n", bus, device, func); if (ddi_getlongprop(DDI_DEV_T_ANY, new_child, 0, "bus-range", (caddr_t)&bus_range, &k) != DDI_PROP_SUCCESS) cardbus_err(new_child, 1, "No bus-range property" " seems to have been set up\n"); else { cardbus_err(new_child, 8, "allowable bus range is %u->%u\n", bus_range->lo, bus_range->hi); kmem_free((caddr_t)bus_range, k); } /* * Get next bus in sequence and program device. */ bzero((caddr_t)&req, sizeof (ndi_ra_request_t)); req.ra_len = 1; if (ndi_ra_alloc(new_child, &req, &next_bus, &blen, NDI_RA_TYPE_PCI_BUSNUM, NDI_RA_PASS) != NDI_SUCCESS) { cmn_err(CE_WARN, "Failed to get a bus number\n"); goto failedchild; } new_bus = next_bus; cardbus_err(new_child, 8, "NEW bus found [%u]->[%u]\n", bus, new_bus); /* Enable it all */ enable_pci_pci_bridge(new_child, config_handle); (void) cardbus_set_bus_numbers(config_handle, bus, new_bus); #if defined(CARDBUS_DEBUG) if (cardbus_debug >= 9) { cardbus_dump_config(config_handle); } #endif /* * Set bus properties */ if (cardbus_set_busnode_props(new_child) != PCICFG_SUCCESS) { cardbus_err(new_child, 1, "Failed to set busnode props\n"); disable_pci_pci_bridge(new_child, config_handle); goto failedchild; } /* * Probe all children devices */ for (i = 0; i < pcicfg_max_device; i++) for (j = 0; j < pcicfg_max_function; j++) switch (cardbus_probe_children( cbp, new_child, new_bus, i, j, header_type)) { case PCICFG_FAILURE: cardbus_err(parent, 1, "Failed to " "configure " "bus [0x%x] " "device [0x%x] " "func [0x%x]\n", new_bus, i, j); disable_pci_pci_bridge( new_child, config_handle); goto failedchild; case PCICFG_NODEVICE: /* * if there's no * function 0 * there's no point in * probing other * functions */ if (j != 0) break; /* FALLTHROUGH */ case PCICFG_NOMULTI: j = pcicfg_max_function; break; default: break; } } break; case PCI_BRIDGE_CARDBUS: cardbus_err(parent, 8, "--Found Cardbus bridge @ " "bus [0x%x] device [0x%x] func [0x%x]\n", bus, device, func); pci_config_put32(config_handle, PCI_CONF_BASE0, 0xffffffff); request = pci_config_get32(config_handle, PCI_CONF_BASE0); /* * If its a zero length, don't do * any programming. */ if (request != 0) { if (request == (uint32_t)0xffffffff) { cmn_err(CE_WARN, "cardbus_probe_children: " "can't access device"); goto failedchild; } /* * Add to the "reg" property */ if (cardbus_update_reg_prop(new_child, request, PCI_CONF_BASE0) != PCICFG_SUCCESS) { goto failedchild; } cardbus_err(parent, 8, "BASE register [0x%x] asks for " "[0x%x]=[0x%x](32)\n", PCI_CONF_BASE0, request, (~(PCI_BASE_M_ADDR_M & request))+1); } break; case PCI_BRIDGE_ISA: cardbus_err(parent, 8, "--Found ISA bridge @ " "bus [0x%x] device [0x%x] func [0x%x]\n", bus, device, func); enable_pci_isa_bridge(new_child, config_handle); #if defined(CARDBUS_DEBUG) if (cardbus_debug >= 4) { cardbus_dump_common_config(config_handle); cardbus_err(NULL, 1, " DDMA SlvCh0 = [0x%04x] " "DDMA SlvCh1 = [0x%04x]\n", pci_config_get16(config_handle, 0x40), pci_config_get16(config_handle, 0x42)); cardbus_err(NULL, 1, " DDMA SlvCh2 = [0x%04x] " "DDMA SlvCh3 = [0x%04x]\n", pci_config_get16(config_handle, 0x44), pci_config_get16(config_handle, 0x46)); cardbus_err(NULL, 1, " DDMA SlvCh5 = [0x%04x] " "DDMA SlvCh6 = [0x%04x]\n", pci_config_get16(config_handle, 0x4a), pci_config_get16(config_handle, 0x4c)); cardbus_err(NULL, 1, " DDMA SlvCh7 = [0x%04x] " "Misc Cntrl = [0x%02x]\n", pci_config_get16(config_handle, 0x4e), pci_config_get8(config_handle, 0x57)); cardbus_err(NULL, 1, " DMA Cntl = [0x%02x] " "DMA TyF Tim = [0x%02x]\n", pci_config_get8(config_handle, 0x48), pci_config_get8(config_handle, 0x49)); cardbus_err(NULL, 1, " TimCntrl = [0x%02x] " "MTOP = [0x%02x]\n", pci_config_get8(config_handle, 0x50), pci_config_get8(config_handle, 0x51)); cardbus_err(NULL, 1, " MDMA Access = [0x%02x] " "ROMCS = [0x%02x]\n", pci_config_get8(config_handle, 0x52), pci_config_get8(config_handle, 0x53)); cardbus_err(NULL, 1, " Dscrd Tmr = [0x%02x] " "Retry Tmr = [0x%02x]\n", pci_config_get8(config_handle, 0x55), pci_config_get8(config_handle, 0x54)); cardbus_err(NULL, 1, " I/O Spc 0 = [0x%08x] " "I/O Spc 1 = [0x%08x]\n", pci_config_get32(config_handle, 0x58), pci_config_get32(config_handle, 0x5c)); cardbus_err(NULL, 1, " I/O Spc 2 = [0x%08x] " "I/O Spc 3 = [0x%08x]\n", pci_config_get32(config_handle, 0x60), pci_config_get32(config_handle, 0x64)); cardbus_err(NULL, 1, " I/O Spc 4 = [0x%08x] " "I/O Spc 5 = [0x%08x]\n", pci_config_get32(config_handle, 0x68), pci_config_get32(config_handle, 0x6c)); cardbus_err(NULL, 1, " Mem Spc 0 = [0x%08x] " "Mem Spc 1 = [0x%08x]\n", pci_config_get32(config_handle, 0x70), pci_config_get32(config_handle, 0x74)); cardbus_err(NULL, 1, " Mem Spc 2 = [0x%08x] " "Mem Spc 3 = [0x%08x]\n", pci_config_get32(config_handle, 0x78), pci_config_get32(config_handle, 0x7c)); } #endif /* * Set bus properties */ if (cardbus_set_busnode_isaprops(new_child) != PCICFG_SUCCESS) { cardbus_err(new_child, 1, "Failed to set busnode props\n"); disable_cardbus_device(config_handle); goto failedchild; } /* * Add to the "reg" property. * Simply grab 1K of I/O space. */ if (cardbus_update_reg_prop(new_child, 0xfffffc00 | PCI_BASE_SPACE_IO, PCI_CONF_BASE0) != PCICFG_SUCCESS) { goto failedchild; } /* * Probe all potential children devices. */ for (i = 0; i < sizeof (isa_nodes) / sizeof (isa_nodes[0]); i++) switch (cardbus_add_isa_node(cbp, new_child, &isa_nodes[i])) { case PCICFG_FAILURE: cardbus_err(parent, 1, "Failed to configure isa bus\n"); disable_cardbus_device(config_handle); goto failedchild; case PCICFG_NODEVICE: continue; } break; case PCI_BRIDGE_OTHER: default: cardbus_err(parent, 8, "--Found unknown bridge, subclass 0x%x @ " "bus [0x%x] device [0x%x] func [0x%x]\n", sub_class, bus, device, func); goto leaf_node; } } else { cardbus_err(parent, 8, "--Leaf device found " "bus [0x%x] device [0x%x] func [0x%x]\n", bus, device, func); /* * Ethernet devices. */ if (strcmp(ddi_binding_name(new_child), "ethernet") == 0) { extern int localetheraddr(struct ether_addr *, struct ether_addr *); uchar_t mac[6]; cardbus_force_stringprop(new_child, "device_type", "network"); if (localetheraddr(NULL, (struct ether_addr *)mac)) { (void) ddi_prop_create(DDI_DEV_T_NONE, new_child, DDI_PROP_CANSLEEP, "local-mac-address", (caddr_t)mac, 6); } } leaf_node: if (cbp->cb_dsp) { struct cb_deviceset_props *cdsp = cbp->cb_dsp; uint16_t venid = pci_config_get16(config_handle, PCI_CONF_VENID); uint16_t devid = pci_config_get16(config_handle, PCI_CONF_DEVID); ddi_prop_t *propp; for (cdsp = cbp->cb_dsp; cdsp; cdsp = cdsp->next) { if (cdsp->binding_name && strcmp(ddi_binding_name(new_child), cdsp->binding_name)) continue; if (cdsp->venid && (cdsp->venid != venid)) continue; if (cdsp->devid && (cdsp->devid != devid)) continue; if (cdsp->nodename) { if (ndi_devi_set_nodename(new_child, cdsp->nodename, 0) != NDI_SUCCESS) cardbus_err(new_child, 1, "Failed to set nodename\n"); } for (propp = cdsp->prop_list; propp; propp = propp->prop_next) { switch (propp->prop_flags) { case DDI_PROP_TYPE_INT: cardbus_force_intprop( new_child, propp->prop_name, (int *)propp->prop_val, propp->prop_len); break; case DDI_PROP_TYPE_STRING: cardbus_force_stringprop( new_child, propp->prop_name, (char *)propp->prop_val); break; case DDI_PROP_TYPE_ANY: cardbus_force_boolprop( new_child, propp->prop_name); break; } } } } #if defined(CARDBUS_DEBUG) if (cardbus_debug >= 9) { cardbus_dump_config(config_handle); } #endif i = PCI_CONF_BASE0; while (i <= PCI_CONF_BASE5) { pci_config_put32(config_handle, i, 0xffffffff); request = pci_config_get32(config_handle, i); /* * If its a zero length, don't do * any programming. */ if (request != 0) { if (request == (uint32_t)0xffffffff) { cmn_err(CE_WARN, "cardbus_probe_children: " "can't access device"); goto failedchild; } /* * Add to the "reg" property */ if (cardbus_update_reg_prop(new_child, request, i) != PCICFG_SUCCESS) { goto failedchild; } } else { cardbus_err(parent, 8, "All memory found\n"); break; } /* * Increment by eight if it is 64 bit address space * only if memory space */ if (((PCI_BASE_TYPE_M & request) == PCI_BASE_TYPE_ALL) && ((PCI_BASE_SPACE_M & request) == PCI_BASE_SPACE_MEM)) { cardbus_err(parent, 8, "BASE register [0x%x] asks for " "[0x%x]=[0x%x] (64)\n", i, request, (~(PCI_BASE_M_ADDR_M & request))+1); i += 8; } else { cardbus_err(parent, 8, "BASE register [0x%x] asks for " "[0x%x]=[0x%x](32)\n", i, request, (~(PCI_BASE_M_ADDR_M & request))+1); i += 4; } } /* * Get the ROM size and create register for it */ pci_config_put32(config_handle, PCI_CONF_ROM, 0xffffffff); request = pci_config_get32(config_handle, PCI_CONF_ROM); /* * If its a zero length, don't do * any programming. */ if (request != 0) { cardbus_err(parent, 9, "BASE register [0x%x] asks for " "[0x%x]=[0x%x] (ROM)\n", PCI_CONF_ROM, request, (~(PCI_BASE_ROM_ADDR_M & request))+1); /* * Add to the "reg" property */ if (cardbus_update_reg_prop(new_child, request, PCI_CONF_ROM) != PCICFG_SUCCESS) { goto failedchild; } } } (void) cardbus_config_teardown(&config_handle); /* * Attach the child to its parent */ (void) i_ndi_config_node(new_child, DS_LINKED, 0); ndi_devi_exit(parent); return (PCICFG_SUCCESS); failedchild: /* * check if it should be taken offline (if online) */ (void) cardbus_config_teardown(&config_handle); failedconfig: (void) ndi_devi_free(new_child); ndi_devi_exit(parent); return (PCICFG_FAILURE); } static int cardbus_add_config_reg(dev_info_t *dip, uint_t bus, uint_t device, uint_t func) { int reg[10] = { PCI_ADDR_CONFIG, 0, 0, 0, 0}; reg[0] = PCICFG_MAKE_REG_HIGH(bus, device, func, 0); return (ndi_prop_update_int_array(DDI_DEV_T_NONE, dip, "reg", reg, 5)); } static int cardbus_add_isa_node(cbus_t *cbp, dev_info_t *parent, struct isa_node *node) { dev_info_t *new_child; int ret; uint32_t reg[3]; _NOTE(ARGUNUSED(cbp)) cardbus_err(parent, 6, "cardbus_add_isa_node\n"); /* * This node will be put immediately below * "parent". Allocate a blank device node. */ if (ndi_devi_alloc(parent, DEVI_PSEUDO_NEXNAME, (pnode_t)DEVI_SID_NODEID, &new_child) != NDI_SUCCESS) { cardbus_err(parent, 1, "cardbus_add_isa_child(): Failed to alloc child node\n"); return (PCICFG_FAILURE); } /* * Set properties common to ISA devices */ if (cardbus_set_isa_props(parent, new_child, node->name, node->compatible) != PCICFG_SUCCESS) { cardbus_err(parent, 1, "Failed to set ISA properties\n"); goto failed; } cardbus_err(new_child, 8, "--Leaf ISA device\n"); /* * Add the "reg" property. */ reg[0] = 0; reg[1] = node->reg; reg[2] = node->span; ret = ndi_prop_update_int_array(DDI_DEV_T_NONE, new_child, "basereg", (int *)reg, 3); if (ret != DDI_SUCCESS) goto failed; (void) i_ndi_config_node(new_child, DS_LINKED, 0); return (PCICFG_SUCCESS); failed: (void) ndi_devi_free(new_child); return (PCICFG_FAILURE); } static int cardbus_config_setup(dev_info_t *dip, ddi_acc_handle_t *handle) { caddr_t cfgaddr; ddi_device_acc_attr_t attr; dev_info_t *anode; int status; int rlen; pci_regspec_t *reg; int ret; #ifdef sparc int16_t val; #endif cardbus_err(dip, 10, "cardbus_config_setup(dip=0x%p)\n", (void *) dip); /* * Get the pci register spec from the node */ status = ddi_getlongprop(DDI_DEV_T_NONE, dip, DDI_PROP_DONTPASS, "reg", (caddr_t)®, &rlen); cardbus_err(dip, 10, "cardbus_config_setup, reg = 0x%p\n", (void *) reg); switch (status) { case DDI_PROP_SUCCESS: break; case DDI_PROP_NO_MEMORY: cardbus_err(dip, 1, "reg present, but unable to get memory\n"); return (PCICFG_FAILURE); default: cardbus_err(dip, 1, "no reg property\n"); return (PCICFG_FAILURE); } anode = dip; /* * Find the attachment point node */ while ((anode != NULL) && (strcmp(ddi_binding_name(anode), "hp_attachment") != 0)) { anode = ddi_get_parent(anode); } if (anode == NULL) { cardbus_err(dip, 1, "Tree not in PROBE state\n"); kmem_free((caddr_t)reg, rlen); return (PCICFG_FAILURE); } if ((ret = ndi_prop_update_int_array(DDI_DEV_T_NONE, anode, "reg", (int *)reg, 5)) != 0) { cardbus_err(dip, 1, "Failed to update reg property, error code %d\n", ret); kmem_free((caddr_t)reg, rlen); return (PCICFG_FAILURE); } attr.devacc_attr_version = DDI_DEVICE_ATTR_V0; attr.devacc_attr_endian_flags = DDI_STRUCTURE_LE_ACC; attr.devacc_attr_dataorder = DDI_STRICTORDER_ACC; if (ddi_regs_map_setup(anode, 0, &cfgaddr, 0, /* PCI_CONF_HDR_SIZE */ 0, &attr, handle) != DDI_SUCCESS) { cardbus_err(dip, 1, "Failed to setup registers for [0x%x][0x%x][0x%x]\n", PCI_REG_BUS_G(reg->pci_phys_hi), PCI_REG_DEV_G(reg->pci_phys_hi), PCI_REG_FUNC_G(reg->pci_phys_hi)); kmem_free((caddr_t)reg, rlen); return (PCICFG_FAILURE); } cardbus_err(dip, 9, "PROBING =>->->->->->-> [0x%x][0x%x][0x%x] 0x%x 0x%p\n", PCI_REG_BUS_G(reg->pci_phys_hi), PCI_REG_DEV_G(reg->pci_phys_hi), PCI_REG_FUNC_G(reg->pci_phys_hi), reg->pci_phys_hi, (void *) cfgaddr); /* * must do peek16 otherwise the system crashes when probing * a non zero function on a non-multi-function card. */ #ifdef sparc if (ddi_peek16(anode, (int16_t *)cfgaddr, &val) != DDI_SUCCESS) { cardbus_err(dip, 8, "cardbus_config_setup peek failed\n"); ret = PCICFG_NODEVICE; } else if (ddi_get16(*handle, (uint16_t *)cfgaddr) == 0xffff) { cardbus_err(dip, 8, "cardbus_config_setup PCICFG_NODEVICE\n"); ret = PCICFG_NODEVICE; #elif defined(__x86) if (ddi_get16(*handle, (uint16_t *)cfgaddr) == 0xffff) { cardbus_err(dip, 8, "cardbus_config_setup PCICFG_NODEVICE\n"); ret = PCICFG_NODEVICE; #endif } else { cardbus_err(dip, 1, "cardbus_config_setup found device at:[0x%x][0x%x][0x%x]\n", PCI_REG_BUS_G(reg->pci_phys_hi), PCI_REG_DEV_G(reg->pci_phys_hi), PCI_REG_FUNC_G(reg->pci_phys_hi)); ret = PCICFG_SUCCESS; } kmem_free((caddr_t)reg, rlen); if (ret != PCICFG_SUCCESS) { cardbus_config_teardown(handle); } cardbus_err(dip, 7, "cardbus_config_setup returning %d\n", ret); return (ret); } static void cardbus_config_teardown(ddi_acc_handle_t *handle) { (void) ddi_regs_map_free(handle); } static void cardbus_reparent_children(dev_info_t *dip, dev_info_t *parent) { dev_info_t *child; while (child = ddi_get_child(dip)) { ASSERT(i_ddi_node_state(child) <= DS_LINKED); /* * Unlink node from tree before reparenting */ ndi_devi_enter(dip); (void) i_ndi_unconfig_node(child, DS_PROTO, 0); ndi_devi_exit(dip); DEVI(child)->devi_parent = DEVI(parent); DEVI(child)->devi_bus_ctl = DEVI(parent); ndi_devi_enter(parent); (void) i_ndi_config_node(child, DS_LINKED, 0); ndi_devi_exit(parent); } } static int cardbus_update_assigned_prop(dev_info_t *dip, pci_regspec_t *newone) { int alen; pci_regspec_t *assigned; caddr_t newreg; uint_t status; status = ddi_getlongprop(DDI_DEV_T_NONE, dip, DDI_PROP_DONTPASS, "assigned-addresses", (caddr_t)&assigned, &alen); switch (status) { case DDI_PROP_SUCCESS: cardbus_err(dip, 5, "cardbus_update_assigned_prop: found prop len %d\n", alen); /* * Allocate memory for the existing * assigned-addresses(s) plus one and then * build it. */ newreg = kmem_zalloc(alen+sizeof (*newone), KM_SLEEP); bcopy(assigned, newreg, alen); bcopy(newone, newreg + alen, sizeof (*newone)); break; case DDI_PROP_NO_MEMORY: cardbus_err(dip, 1, "no memory for assigned-addresses property\n"); return (PCICFG_FAILURE); default: cardbus_err(dip, 5, "cardbus_update_assigned_prop: creating prop\n"); alen = 0; newreg = (caddr_t)newone; break; } /* * Write out the new "assigned-addresses" spec */ (void) ndi_prop_update_int_array(DDI_DEV_T_NONE, dip, "assigned-addresses", (int *)newreg, (alen + sizeof (*newone))/sizeof (int)); if (status == DDI_PROP_SUCCESS) kmem_free((caddr_t)newreg, alen+sizeof (*newone)); if (alen) kmem_free(assigned, alen); return (PCICFG_SUCCESS); } static int cardbus_update_available_prop(dev_info_t *dip, uint32_t hi_type, uint64_t base, uint64_t size) { int alen, rlen; pci_regspec_t *available, *reg; pci_regspec_t addition; caddr_t newreg; uint_t status; cardbus_err(dip, 6, "cardbus_update_available_prop\n"); status = ddi_getlongprop(DDI_DEV_T_NONE, dip, DDI_PROP_DONTPASS, "reg", (caddr_t)®, &rlen); switch (status) { case DDI_PROP_SUCCESS: break; case DDI_PROP_NO_MEMORY: cardbus_err(dip, 1, "reg present, but unable to get memory\n"); return (PCICFG_FAILURE); default: cardbus_err(dip, 1, "no reg property\n"); return (PCICFG_FAILURE); } status = ddi_getlongprop(DDI_DEV_T_NONE, dip, DDI_PROP_DONTPASS, "available", (caddr_t)&available, &alen); switch (status) { case DDI_PROP_SUCCESS: break; case DDI_PROP_NO_MEMORY: cardbus_err(dip, 1, "no memory for available property\n"); kmem_free((caddr_t)reg, rlen); return (PCICFG_FAILURE); default: alen = 0; } /* * Allocate memory for the existing * available(s) plus one and then * build it. */ newreg = kmem_zalloc(alen + sizeof (pci_regspec_t), KM_SLEEP); /* * Build the regspec, then add it to the existing one(s) */ addition.pci_phys_hi = hi_type | PCICFG_MAKE_REG_HIGH(PCI_REG_BUS_G(reg->pci_phys_hi), PCI_REG_DEV_G(reg->pci_phys_hi), PCI_REG_FUNC_G(reg->pci_phys_hi), 0); addition.pci_phys_mid = (uint32_t)((base>>32) & 0xffffffff); addition.pci_phys_low = (uint32_t)(base & 0xffffffff); addition.pci_size_hi = (uint32_t)((size>>32) & 0xffffffff); addition.pci_size_low = (uint32_t)(size & 0xffffffff); #ifdef DEBUG cardbus_dump_reg(dip, &addition, 1); #endif if (alen) bcopy(available, newreg, alen); bcopy(&addition, newreg + alen, sizeof (pci_regspec_t)); /* * Write out the new "available" spec */ (void) ndi_prop_update_int_array(DDI_DEV_T_NONE, dip, "available", (int *)newreg, (alen + sizeof (pci_regspec_t))/sizeof (int)); if (alen) kmem_free((caddr_t)available, alen); kmem_free((caddr_t)reg, rlen); kmem_free((caddr_t)newreg, alen + sizeof (pci_regspec_t)); return (PCICFG_SUCCESS); } static int cardbus_update_ranges_prop(dev_info_t *dip, cardbus_range_t *addition) { int rlen; cardbus_range_t *ranges; caddr_t newreg; uint_t status; #if defined(CARDBUS_DEBUG) int i, nrange; const cardbus_range_t *nr; #endif cardbus_err(dip, 6, "cardbus_update_ranges_prop\n"); status = ddi_getlongprop(DDI_DEV_T_NONE, dip, DDI_PROP_DONTPASS, "ranges", (caddr_t)&ranges, &rlen); switch (status) { case DDI_PROP_SUCCESS: break; case DDI_PROP_NO_MEMORY: cardbus_err(dip, 1, "ranges present, but unable to get memory\n"); return (PCICFG_FAILURE); default: cardbus_err(dip, 8, "no ranges property - creating one\n"); if (ndi_prop_update_int_array(DDI_DEV_T_NONE, dip, "ranges", (int *)addition, sizeof (cardbus_range_t)/sizeof (int)) != DDI_SUCCESS) { cardbus_err(dip, 1, "Did'nt create ranges property\n"); return (PCICFG_FAILURE); } return (PCICFG_SUCCESS); } /* * Allocate memory for the existing reg(s) plus one and then * build it. */ newreg = kmem_zalloc(rlen+sizeof (cardbus_range_t), KM_SLEEP); bcopy(ranges, newreg, rlen); bcopy(addition, newreg + rlen, sizeof (cardbus_range_t)); /* * Write out the new "ranges" property */ (void) ndi_prop_update_int_array(DDI_DEV_T_NONE, dip, "ranges", (int *)newreg, (rlen + sizeof (cardbus_range_t))/sizeof (int)); #if defined(CARDBUS_DEBUG) cardbus_err(dip, 8, "cardbus_update_ranges_prop ranges property:\n"); nrange = rlen / sizeof (cardbus_range_t); nr = (cardbus_range_t *)newreg; for (i = 0; i <= nrange; i++) { /* nrange is one higher for new entry */ cardbus_err(dip, 9, "\trange parent addr 0x%x.0x%x.0x%x " "child addr 0x%x.0x%x.0x%x size 0x%x.0x%x\n", nr->parent_hi, nr->parent_mid, nr->parent_lo, nr->child_hi, nr->child_mid, nr->child_lo, nr->size_hi, nr->size_lo); nr++; } #endif kmem_free((caddr_t)newreg, rlen+sizeof (cardbus_range_t)); kmem_free((caddr_t)ranges, rlen); return (PCICFG_SUCCESS); } static int cardbus_update_reg_prop(dev_info_t *dip, uint32_t regvalue, uint_t reg_offset) { int rlen; pci_regspec_t *reg; caddr_t newreg; uint32_t hiword; pci_regspec_t addition; uint32_t size; uint_t status; status = ddi_getlongprop(DDI_DEV_T_NONE, dip, DDI_PROP_DONTPASS, "reg", (caddr_t)®, &rlen); switch (status) { case DDI_PROP_SUCCESS: break; case DDI_PROP_NO_MEMORY: cardbus_err(dip, 1, "reg present, but unable to get memory\n"); return (PCICFG_FAILURE); default: cardbus_err(dip, 1, "no reg property\n"); return (PCICFG_FAILURE); } /* * Allocate memory for the existing reg(s) plus one and then * build it. */ newreg = kmem_zalloc(rlen+sizeof (pci_regspec_t), KM_SLEEP); /* * Build the regspec, then add it to the existing one(s) */ hiword = PCICFG_MAKE_REG_HIGH(PCI_REG_BUS_G(reg->pci_phys_hi), PCI_REG_DEV_G(reg->pci_phys_hi), PCI_REG_FUNC_G(reg->pci_phys_hi), reg_offset); if (reg_offset == PCI_CONF_ROM) { size = (~(PCI_BASE_ROM_ADDR_M & regvalue))+1; hiword |= PCI_ADDR_MEM32; } else { size = (~(PCI_BASE_M_ADDR_M & regvalue))+1; if ((PCI_BASE_SPACE_M & regvalue) == PCI_BASE_SPACE_MEM) { if ((PCI_BASE_TYPE_M & regvalue) == PCI_BASE_TYPE_MEM) { hiword |= PCI_ADDR_MEM32; } else if ((PCI_BASE_TYPE_M & regvalue) == PCI_BASE_TYPE_ALL) { /* * This is a 64 bit PCI memory space. * It needs to be allocated as 32 bit * for bus map purposes. */ hiword |= PCI_ADDR_MEM32; } } else { hiword |= PCI_ADDR_IO; } } addition.pci_phys_hi = hiword; addition.pci_phys_mid = 0; addition.pci_phys_low = 0; addition.pci_size_hi = 0; addition.pci_size_low = size; cardbus_err(dip, 8, "cardbus_update_reg_prop, phys_hi 0x%08x," " phys_mid 0x%08x, phys_low 0x%08x, size_hi 0x%08x," " size_low 0x%08x\n", hiword, 0, 0, 0, size); bcopy(reg, newreg, rlen); bcopy(&addition, newreg + rlen, sizeof (pci_regspec_t)); /* * Write out the new "reg" property */ (void) ndi_prop_update_int_array(DDI_DEV_T_NONE, dip, "reg", (int *)newreg, (rlen + sizeof (pci_regspec_t))/sizeof (int)); kmem_free((caddr_t)reg, rlen); kmem_free((caddr_t)newreg, rlen+sizeof (pci_regspec_t)); return (PCICFG_SUCCESS); } /* * Setup the basic 1275 properties based on information found in the config * header of the PCI device */ static int cardbus_set_standard_props(dev_info_t *parent, dev_info_t *dip, ddi_acc_handle_t config_handle) { int ret; uint16_t val; uint32_t wordval; uint8_t byteval; /* These two exists only for non-bridges */ if ((pci_config_get8(config_handle, PCI_CONF_HEADER) & PCI_HEADER_TYPE_M) == PCI_HEADER_ZERO) { byteval = pci_config_get8(config_handle, PCI_CONF_MIN_G); if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "min-grant", byteval)) != DDI_SUCCESS) { cardbus_err(dip, 1, "Failed to sent min-grant\n"); return (ret); } byteval = pci_config_get8(config_handle, PCI_CONF_MAX_L); if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "max-latency", byteval)) != DDI_SUCCESS) { return (ret); } } /* * These should always exist and have the value of the * corresponding register value */ val = pci_config_get16(config_handle, PCI_CONF_VENID); /* * according to section 6.2.1 of revision 2 of the PCI local * bus specification - 0FFFFh is an invalid value for the vendor ID */ if (val == 0xffff) { cardbus_err(dip, 1, "Illegal vendor-id 0x%x\n", val); return (PCICFG_FAILURE); } if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "vendor-id", val)) != DDI_SUCCESS) { return (ret); } val = pci_config_get16(config_handle, PCI_CONF_DEVID); if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "device-id", val)) != DDI_SUCCESS) { return (ret); } byteval = pci_config_get8(config_handle, PCI_CONF_REVID); if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "revision-id", byteval)) != DDI_SUCCESS) { return (ret); } wordval = (pci_config_get16(config_handle, PCI_CONF_SUBCLASS)<< 8) | (pci_config_get8(config_handle, PCI_CONF_PROGCLASS)); if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "class-code", wordval)) != DDI_SUCCESS) { return (ret); } val = (pci_config_get16(config_handle, PCI_CONF_STAT) & PCI_STAT_DEVSELT) >> 9; if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "devsel-speed", val)) != DDI_SUCCESS) { return (ret); } /* * The next three are bits set in the status register. The property is * present (but with no value other than its own existence) if the bit * is set, non-existent otherwise */ if (ddi_prop_exists(DDI_DEV_T_ANY, parent, DDI_PROP_DONTPASS, "fast-back-to-back") && pci_config_get16(config_handle, PCI_CONF_STAT) & PCI_STAT_FBBC) { if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "fast-back-to-back", 0)) != DDI_SUCCESS) { return (ret); } } if (pci_config_get16(config_handle, PCI_CONF_STAT) & PCI_STAT_66MHZ) { if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "66mhz-capable", 0)) != DDI_SUCCESS) { return (ret); } } if (pci_config_get16(config_handle, PCI_CONF_STAT) & PCI_STAT_UDF) { if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "udf-supported", 0)) != DDI_SUCCESS) { return (ret); } } /* * These next three are optional and are not present * if the corresponding register is zero. If the value * is non-zero then the property exists with the value * of the register. */ /* look in the correct place for header type 2 */ byteval = pci_config_get8(config_handle, PCI_CONF_HEADER); if ((byteval & PCI_HEADER_TYPE_M) == PCI_HEADER_TWO) { if ((val = pci_config_get16(config_handle, PCI_CBUS_SUBVENID)) != 0) { if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "subsystem-vendor-id", val)) != DDI_SUCCESS) { return (ret); } } if ((val = pci_config_get16(config_handle, PCI_CBUS_SUBSYSID)) != 0) { if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "subsystem-id", val)) != DDI_SUCCESS) { return (ret); } } } else { if ((val = pci_config_get16(config_handle, PCI_CONF_SUBVENID)) != 0) { if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "subsystem-vendor-id", val)) != DDI_SUCCESS) { return (ret); } } if ((val = pci_config_get16(config_handle, PCI_CONF_SUBSYSID)) != 0) { if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "subsystem-id", val)) != DDI_SUCCESS) { return (ret); } } } if ((val = pci_config_get8(config_handle, PCI_CONF_CACHE_LINESZ)) != 0) { if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "cache-line-size", val)) != DDI_SUCCESS) { return (ret); } } /* * If the Interrupt Pin register is non-zero then the * interrupts property exists */ if ((byteval = pci_config_get8(config_handle, PCI_CONF_IPIN)) != 0) { /* * If interrupt pin is non-zero, * record the interrupt line used */ cardbus_err(dip, 8, "Adding interrupts property\n"); if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "interrupts", byteval)) != DDI_SUCCESS) { return (ret); } } return (PCICFG_SUCCESS); } /* * Setup the basic properties required by the ISA node. */ static int cardbus_set_isa_props(dev_info_t *parent, dev_info_t *dip, char *name, char *compat[]) { int ret, n; _NOTE(ARGUNUSED(parent)) cardbus_err(dip, 8, "Adding interrupts property\n"); if ((ret = ndi_prop_update_int(DDI_DEV_T_NONE, dip, "interrupts", 1)) != DDI_SUCCESS) { return (ret); } /* * The node name field needs to be filled in with the name */ if (ndi_devi_set_nodename(dip, name, 0) != NDI_SUCCESS) { cardbus_err(dip, 1, "Failed to set nodename for node\n"); return (PCICFG_FAILURE); } /* * Create the compatible property as an array of pointers * to strings. Start with the buffer created above. */ n = 0; while (compat[n] != NULL) n++; if (n != 0) if ((ret = ndi_prop_update_string_array(DDI_DEV_T_NONE, dip, "compatible", compat, n)) != DDI_SUCCESS) return (ret); return (PCICFG_SUCCESS); } static int cardbus_set_busnode_props(dev_info_t *dip) { cardbus_err(dip, 6, "cardbus_set_busnode_props\n"); cardbus_force_stringprop(dip, "device_type", "pci"); if (ndi_prop_update_int(DDI_DEV_T_NONE, dip, "#address-cells", 3) != DDI_SUCCESS) { cardbus_err(dip, 4, "Failed to set #address-cells\n"); } if (ndi_prop_update_int(DDI_DEV_T_NONE, dip, "#size-cells", 2) != DDI_SUCCESS) { cardbus_err(dip, 4, "Failed to set #size-cells\n"); } return (PCICFG_SUCCESS); } static int cardbus_set_busnode_isaprops(dev_info_t *dip) { cardbus_err(dip, 6, "cardbus_set_busnode_props\n"); cardbus_force_stringprop(dip, "device_type", "isa"); if (ndi_prop_update_int(DDI_DEV_T_NONE, dip, "#address-cells", 2) != DDI_SUCCESS) { cardbus_err(dip, 4, "Failed to set #address-cells\n"); } if (ndi_prop_update_int(DDI_DEV_T_NONE, dip, "#size-cells", 1) != DDI_SUCCESS) { cardbus_err(dip, 4, "Failed to set #size-cells\n"); } return (PCICFG_SUCCESS); } /* * Use cb%x,%x rather than pci%x,%x so that we can use specific cardbus * drivers in /etc/driver_aliases if required */ static int cardbus_set_childnode_props(dev_info_t *dip, ddi_acc_handle_t config_handle) { int ret; #ifndef _DONT_USE_1275_GENERIC_NAMES uint32_t wordval; #endif char *name; char buffer[64]; uint32_t classcode; char *compat[8]; int i, n; uint16_t subsysid, subvenid, devid, venid; uint8_t header_type; /* * NOTE: These are for both a child and PCI-PCI bridge node */ #ifndef _DONT_USE_1275_GENERIC_NAMES wordval = (pci_config_get16(config_handle, PCI_CONF_SUBCLASS)<< 8) | (pci_config_get8(config_handle, PCI_CONF_PROGCLASS)); #endif /* Cardbus support */ venid = pci_config_get16(config_handle, PCI_CONF_VENID); devid = pci_config_get16(config_handle, PCI_CONF_DEVID); header_type = pci_config_get8(config_handle, PCI_CONF_HEADER); if ((header_type & PCI_HEADER_TYPE_M) == PCI_HEADER_TWO) { subvenid = pci_config_get16(config_handle, PCI_CBUS_SUBVENID); subsysid = pci_config_get16(config_handle, PCI_CBUS_SUBSYSID); } else { subvenid = pci_config_get16(config_handle, PCI_CONF_SUBVENID); subsysid = pci_config_get16(config_handle, PCI_CONF_SUBSYSID); } if (subsysid != 0) { (void) sprintf(buffer, "pci%x,%x", subvenid, subsysid); } else { (void) sprintf(buffer, "pci%x,%x", venid, devid); } cardbus_err(dip, 8, "Childname is %s\n", buffer); /* * In some environments, trying to use "generic" 1275 names is * not the convention. In those cases use the name as created * above. In all the rest of the cases, check to see if there * is a generic name first. */ #ifdef _DONT_USE_1275_GENERIC_NAMES name = buffer; #else if ((name = cardbus_get_class_name(wordval>>8)) == NULL) { /* * Set name to the above fabricated name */ name = buffer; } cardbus_err(dip, 8, "Set nodename to %s\n", name); #endif /* * The node name field needs to be filled in with the name */ if (ndi_devi_set_nodename(dip, name, 0) != NDI_SUCCESS) { cardbus_err(dip, 1, "Failed to set nodename for node\n"); return (PCICFG_FAILURE); } /* * Create the compatible property as an array of pointers * to strings. Start with the cb name. */ n = 0; if (subsysid != 0) { (void) sprintf(buffer, "cb%x,%x", subvenid, subsysid); } else { (void) sprintf(buffer, "cb%x,%x", venid, devid); } compat[n] = kmem_alloc(strlen(buffer) + 1, KM_SLEEP); (void) strcpy(compat[n++], buffer); if (subsysid != 0) { /* * Add subsys numbers as pci compatible. */ (void) sprintf(buffer, "pci%x,%x", subvenid, subsysid); compat[n] = kmem_alloc(strlen(buffer) + 1, KM_SLEEP); (void) strcpy(compat[n++], buffer); } /* * Add in the VendorID/DeviceID compatible name. */ (void) sprintf(buffer, "pci%x,%x", venid, devid); compat[n] = kmem_alloc(strlen(buffer) + 1, KM_SLEEP); (void) strcpy(compat[n++], buffer); classcode = (pci_config_get16(config_handle, PCI_CONF_SUBCLASS)<< 8) | (pci_config_get8(config_handle, PCI_CONF_PROGCLASS)); /* * Add in the Classcode */ (void) sprintf(buffer, "pciclass,%06x", classcode); cardbus_err(dip, 8, "class code %s\n", buffer); compat[n] = kmem_alloc(strlen(buffer) + 1, KM_SLEEP); (void) strcpy(compat[n++], buffer); if ((ret = ndi_prop_update_string_array(DDI_DEV_T_NONE, dip, "compatible", (char **)compat, n)) != DDI_SUCCESS) { return (ret); } for (i = 0; i < n; i++) { kmem_free(compat[i], strlen(compat[i]) + 1); } return (PCICFG_SUCCESS); } /* * Program the bus numbers into the bridge */ static void cardbus_set_bus_numbers(ddi_acc_handle_t config_handle, uint_t primary, uint_t secondary) { cardbus_err(NULL, 8, "cardbus_set_bus_numbers [%d->%d]\n", primary, secondary); /* * Primary bus# */ pci_config_put8(config_handle, PCI_BCNF_PRIBUS, primary); /* * Secondary bus# */ pci_config_put8(config_handle, PCI_BCNF_SECBUS, secondary); /* * Set the subordinate bus number to ff in order to pass through any * type 1 cycle with a bus number higher than the secondary bus# * Note that this is reduced once the probe is complete in the * cardbus_setup_bridge() function. */ pci_config_put8(config_handle, PCI_BCNF_SUBBUS, 0xFF); } static void enable_pci_isa_bridge(dev_info_t *dip, ddi_acc_handle_t config_handle) { uint16_t comm, stat; stat = pci_config_get16(config_handle, PCI_CONF_STAT); comm = pci_config_get16(config_handle, PCI_CONF_COMM); /* * Enable memory, IO, bus mastership and error detection. */ comm |= (PCI_COMM_ME | PCI_COMM_MAE | PCI_COMM_IO | PCI_COMM_PARITY_DETECT | PCI_COMM_SERR_ENABLE); if (ddi_prop_exists(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, "fast-back-to-back")) comm |= PCI_COMM_BACK2BACK_ENAB; pci_config_put16(config_handle, PCI_CONF_COMM, comm); cardbus_err(NULL, 8, "enable_pci_isa_bridge stat 0x%04x comm 0x%04x\n", stat, comm); /* * ITE8888 Specific registers. */ pci_config_put8(config_handle, 0x50, 0x00); /* Timing Control */ pci_config_put8(config_handle, 0x52, 0x00); /* Master DMA Access */ pci_config_put8(config_handle, 0x53, 0x01); /* ROMCS */ } static void enable_pci_pci_bridge(dev_info_t *dip, ddi_acc_handle_t config_handle) { uint16_t comm, stat, bctrl; stat = pci_config_get16(config_handle, PCI_CONF_STAT); comm = pci_config_get16(config_handle, PCI_CONF_COMM); bctrl = pci_config_get16(config_handle, PCI_CBUS_BRIDGE_CTRL); comm &= ~(PCI_COMM_IO | PCI_COMM_MAE); comm |= (PCI_COMM_ME | PCI_COMM_PARITY_DETECT | PCI_COMM_SERR_ENABLE); /* * Enable back to back. */ if (stat & PCI_STAT_FBBC) comm |= PCI_COMM_BACK2BACK_ENAB; pci_config_put16(config_handle, PCI_CONF_COMM, comm); /* * Reset the sub-ordinate bus. */ if (!(bctrl & PCI_BCNF_BCNTRL_RESET)) pci_config_put16(config_handle, PCI_CBUS_BRIDGE_CTRL, bctrl | PCI_BCNF_BCNTRL_RESET); else bctrl &= ~PCI_BCNF_BCNTRL_RESET; /* * Enable error reporting. */ bctrl |= (PCI_BCNF_BCNTRL_PARITY_ENABLE | PCI_BCNF_BCNTRL_SERR_ENABLE | PCI_BCNF_BCNTRL_MAST_AB_MODE); /* * Enable back to back on secondary bus. */ if (stat & PCI_STAT_FBBC) bctrl |= PCI_BCNF_BCNTRL_B2B_ENAB; pci_config_put16(config_handle, PCI_CBUS_BRIDGE_CTRL, bctrl); cardbus_err(dip, 8, "enable_pci_pci_bridge stat 0x%04x comm 0x%04x bctrl 0x%04x\n", stat, comm, bctrl); } static int cardbus_reset_wait = 20; static void enable_cardbus_bridge(dev_info_t *dip, ddi_acc_handle_t config_handle) { uint16_t comm, stat, bctrl; stat = pci_config_get16(config_handle, PCI_CONF_STAT); comm = pci_config_get16(config_handle, PCI_CONF_COMM); bctrl = pci_config_get16(config_handle, PCI_CBUS_BRIDGE_CTRL); /* * Don't mess with the command register on the cardbus bridge * itself. This should have been done when it's parent * did the setup. Some devices *require* certain things to * disabled, this can be done using the "command-preserve" * property and if we mess with it here it breaks that. * * comm |= (PCI_COMM_ME | PCI_COMM_PARITY_DETECT | * PCI_COMM_SERR_ENABLE); */ /* * Reset the sub-ordinate bus. */ if (!(bctrl & PCI_BCNF_BCNTRL_RESET)) pci_config_put16(config_handle, PCI_CBUS_BRIDGE_CTRL, bctrl | PCI_BCNF_BCNTRL_RESET); else bctrl &= ~PCI_BCNF_BCNTRL_RESET; /* * Turn off pre-fetch. */ bctrl &= ~(CB_BCNF_BCNTRL_MEM0_PREF | CB_BCNF_BCNTRL_MEM1_PREF | PCI_BCNF_BCNTRL_PARITY_ENABLE | PCI_BCNF_BCNTRL_SERR_ENABLE); /* * Enable error reporting. */ bctrl |= (PCI_BCNF_BCNTRL_MAST_AB_MODE | CB_BCNF_BCNTRL_WRITE_POST); if (comm & PCI_COMM_PARITY_DETECT) bctrl |= PCI_BCNF_BCNTRL_PARITY_ENABLE; if (comm & PCI_COMM_SERR_ENABLE) bctrl |= PCI_BCNF_BCNTRL_SERR_ENABLE; pci_config_put16(config_handle, PCI_CBUS_BRIDGE_CTRL, bctrl); pci_config_put8(config_handle, PCI_CBUS_LATENCY_TIMER, cardbus_latency_timer); pci_config_put16(config_handle, PCI_CONF_STAT, stat); pci_config_put16(config_handle, PCI_CONF_COMM, comm); cardbus_err(dip, 8, "enable_cardbus_bridge() stat 0x%04x comm 0x%04x bctrl 0x%04x\n", stat, comm, bctrl); /* after resetting the bridge, wait for everything to stablize */ delay(drv_usectohz(cardbus_reset_wait * 1000)); } static void disable_pci_pci_bridge(dev_info_t *dip, ddi_acc_handle_t config_handle) { uint16_t comm, bctrl; comm = pci_config_get16(config_handle, PCI_CONF_COMM); bctrl = pci_config_get16(config_handle, PCI_CBUS_BRIDGE_CTRL); /* * Turn off subordinate bus access. */ pci_config_put8(config_handle, PCI_BCNF_SECBUS, 0); pci_config_put8(config_handle, PCI_BCNF_SUBBUS, 0); /* * Disable error reporting. */ bctrl &= ~(PCI_BCNF_BCNTRL_PARITY_ENABLE | PCI_BCNF_BCNTRL_SERR_ENABLE | PCI_BCNF_BCNTRL_MAST_AB_MODE); comm = 0; pci_config_put16(config_handle, PCI_CONF_COMM, comm); pci_config_put16(config_handle, PCI_CBUS_BRIDGE_CTRL, bctrl); cardbus_err(dip, 6, "disable_pci_pci_bridge() stat 0x%04x comm 0x%04x bctrl 0x%04x\n", pci_config_get16(config_handle, PCI_CONF_STAT), comm, bctrl); } static void disable_cardbus_bridge(dev_info_t *dip, ddi_acc_handle_t config_handle) { uint16_t comm, bctrl; comm = pci_config_get16(config_handle, PCI_CONF_COMM); bctrl = pci_config_get16(config_handle, PCI_CBUS_BRIDGE_CTRL); /* * Turn off subordinate bus access. */ pci_config_put8(config_handle, PCI_BCNF_SECBUS, 0); pci_config_put8(config_handle, PCI_BCNF_SUBBUS, 0); /* * Disable error reporting. */ bctrl &= ~(PCI_BCNF_BCNTRL_PARITY_ENABLE | PCI_BCNF_BCNTRL_SERR_ENABLE | PCI_BCNF_BCNTRL_MAST_AB_MODE); pci_config_put32(config_handle, PCI_CBUS_MEM_LIMIT0, 0); pci_config_put32(config_handle, PCI_CBUS_MEM_BASE0, 0); pci_config_put32(config_handle, PCI_CBUS_IO_LIMIT0, 0); pci_config_put32(config_handle, PCI_CBUS_IO_BASE0, 0); pci_config_put16(config_handle, PCI_CONF_COMM, comm); pci_config_put16(config_handle, PCI_CBUS_BRIDGE_CTRL, bctrl); cardbus_err(dip, 6, "disable_cardbus_bridge() stat 0x%04x comm 0x%04x bctrl 0x%04x\n", pci_config_get16(config_handle, PCI_CONF_STAT), comm, bctrl); } static void enable_cardbus_device(dev_info_t *dip, ddi_acc_handle_t config_handle) { uint16_t comm, stat; stat = pci_config_get16(config_handle, PCI_CONF_STAT); comm = pci_config_get16(config_handle, PCI_CONF_COMM); /* * Enable memory, IO, bus mastership and error detection. */ comm |= (PCI_COMM_ME | PCI_COMM_MAE | PCI_COMM_IO | PCI_COMM_PARITY_DETECT | PCI_COMM_SERR_ENABLE); if (ddi_prop_exists(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, "fast-back-to-back")) comm |= PCI_COMM_BACK2BACK_ENAB; pci_config_put16(config_handle, PCI_CONF_COMM, comm); cardbus_err(NULL, 8, "enable_cardbus_device stat 0x%04x comm 0x%04x\n", stat, comm); } static void disable_cardbus_device(ddi_acc_handle_t config_handle) { cardbus_err(NULL, 8, "disable_cardbus_device\n"); /* * Turn off everything in the command register. */ pci_config_put16(config_handle, PCI_CONF_COMM, 0x0); } #ifndef _DONT_USE_1275_GENERIC_NAMES static char * cardbus_get_class_name(uint32_t classcode) { struct cardbus_name_entry *ptr; for (ptr = &cardbus_class_lookup[0]; ptr->name != NULL; ptr++) { if (ptr->class_code == classcode) { return (ptr->name); } } return (NULL); } #endif /* _DONT_USE_1275_GENERIC_NAMES */ static void cardbus_force_boolprop(dev_info_t *dip, char *pname) { int ret; if ((ret = ndi_prop_create_boolean(DDI_DEV_T_NONE, dip, pname)) != DDI_SUCCESS) { if (ret == DDI_PROP_NOT_FOUND) if (ddi_prop_create(DDI_DEV_T_NONE, dip, DDI_PROP_CANSLEEP, pname, (caddr_t)NULL, 0) != DDI_SUCCESS) cardbus_err(dip, 4, "Failed to set boolean property " "\"%s\"\n", pname); } } static void cardbus_force_intprop(dev_info_t *dip, char *pname, int *pval, int len) { int ret; if ((ret = ndi_prop_update_int_array(DDI_DEV_T_NONE, dip, pname, pval, len)) != DDI_SUCCESS) { if (ret == DDI_PROP_NOT_FOUND) if (ddi_prop_create(DDI_DEV_T_NONE, dip, DDI_PROP_CANSLEEP, pname, (caddr_t)pval, len*sizeof (int)) != DDI_SUCCESS) cardbus_err(dip, 4, "Failed to set int property \"%s\"\n", pname); } } static void cardbus_force_stringprop(dev_info_t *dip, char *pname, char *pval) { int ret; if ((ret = ndi_prop_update_string(DDI_DEV_T_NONE, dip, pname, pval)) != DDI_SUCCESS) { if (ret == DDI_PROP_NOT_FOUND) if (ddi_prop_create(DDI_DEV_T_NONE, dip, DDI_PROP_CANSLEEP, pname, pval, strlen(pval) + 1) != DDI_SUCCESS) cardbus_err(dip, 4, "Failed to set string property " "\"%s\" to \"%s\"\n", pname, pval); } } static void split_addr(char *naddr, int *dev, int *func) { char c; int *ip = dev; *dev = 0; *func = 0; while (c = *naddr++) { if (c == ',') { ip = func; continue; } if (c >= '0' && c <= '9') { *ip = (*ip * 16) + (c - '0'); } else if (c >= 'a' && c <= 'f') { *ip = (*ip * 16) + 10 + (c - 'a'); } else break; } } #ifdef DEBUG static void cardbus_dump_common_config(ddi_acc_handle_t config_handle) { cardbus_err(NULL, 1, " Vendor ID = [0x%04x] " "Device ID = [0x%04x]\n", pci_config_get16(config_handle, PCI_CONF_VENID), pci_config_get16(config_handle, PCI_CONF_DEVID)); cardbus_err(NULL, 1, " Command REG = [0x%04x] " "Status REG = [0x%04x]\n", pci_config_get16(config_handle, PCI_CONF_COMM), pci_config_get16(config_handle, PCI_CONF_STAT)); cardbus_err(NULL, 1, " Revision ID = [0x%02x] " "Prog Class = [0x%02x]\n", pci_config_get8(config_handle, PCI_CONF_REVID), pci_config_get8(config_handle, PCI_CONF_PROGCLASS)); cardbus_err(NULL, 1, " Dev Class = [0x%02x] " "Base Class = [0x%02x]\n", pci_config_get8(config_handle, PCI_CONF_SUBCLASS), pci_config_get8(config_handle, PCI_CONF_BASCLASS)); cardbus_err(NULL, 1, " Cache LnSz = [0x%02x] " "Latency Tmr = [0x%02x]\n", pci_config_get8(config_handle, PCI_CONF_CACHE_LINESZ), pci_config_get8(config_handle, PCI_CONF_LATENCY_TIMER)); cardbus_err(NULL, 1, " Header Type = [0x%02x] " "BIST = [0x%02x]\n", pci_config_get8(config_handle, PCI_CONF_HEADER), pci_config_get8(config_handle, PCI_CONF_BIST)); } static void cardbus_dump_device_config(ddi_acc_handle_t config_handle) { cardbus_dump_common_config(config_handle); cardbus_err(NULL, 1, " BASE 0 = [0x%08x] BASE 1 = [0x%08x]\n", pci_config_get32(config_handle, PCI_CONF_BASE0), pci_config_get32(config_handle, PCI_CONF_BASE1)); cardbus_err(NULL, 1, " BASE 2 = [0x%08x] BASE 3 = [0x%08x]\n", pci_config_get32(config_handle, PCI_CONF_BASE2), pci_config_get32(config_handle, PCI_CONF_BASE3)); cardbus_err(NULL, 1, " BASE 4 = [0x%08x] BASE 5 = [0x%08x]\n", pci_config_get32(config_handle, PCI_CONF_BASE4), pci_config_get32(config_handle, PCI_CONF_BASE5)); cardbus_err(NULL, 1, " Cardbus CIS = [0x%08x] ROM = [0x%08x]\n", pci_config_get32(config_handle, PCI_CONF_CIS), pci_config_get32(config_handle, PCI_CONF_ROM)); cardbus_err(NULL, 1, " Sub VID = [0x%04x] Sub SID = [0x%04x]\n", pci_config_get16(config_handle, PCI_CONF_SUBVENID), pci_config_get16(config_handle, PCI_CONF_SUBSYSID)); cardbus_err(NULL, 1, " I Line = [0x%02x] I Pin = [0x%02x]\n", pci_config_get8(config_handle, PCI_CONF_ILINE), pci_config_get8(config_handle, PCI_CONF_IPIN)); cardbus_err(NULL, 1, " Max Grant = [0x%02x] Max Latent = [0x%02x]\n", pci_config_get8(config_handle, PCI_CONF_MIN_G), pci_config_get8(config_handle, PCI_CONF_MAX_L)); } static void cardbus_dump_bridge_config(ddi_acc_handle_t config_handle, uint8_t header_type) { if (header_type == PCI_HEADER_PPB) { cardbus_dump_common_config(config_handle); cardbus_err(NULL, 1, "........................................\n"); } else { cardbus_dump_common_config(config_handle); cardbus_err(NULL, 1, " Mem Base = [0x%08x] CBus Status = [0x%04x]\n", pci_config_get32(config_handle, PCI_CBUS_SOCK_REG), pci_config_get16(config_handle, PCI_CBUS_SEC_STATUS)); } cardbus_err(NULL, 1, " Pri Bus = [0x%02x] Sec Bus = [0x%02x]\n", pci_config_get8(config_handle, PCI_BCNF_PRIBUS), pci_config_get8(config_handle, PCI_BCNF_SECBUS)); cardbus_err(NULL, 1, " Sub Bus = [0x%02x] Sec Latency = [0x%02x]\n", pci_config_get8(config_handle, PCI_BCNF_SUBBUS), pci_config_get8(config_handle, PCI_BCNF_LATENCY_TIMER)); switch (header_type) { case PCI_HEADER_PPB: cardbus_err(NULL, 1, " I/O Base LO = [0x%02x] I/O Lim LO = [0x%02x]\n", pci_config_get8(config_handle, PCI_BCNF_IO_BASE_LOW), pci_config_get8(config_handle, PCI_BCNF_IO_LIMIT_LOW)); cardbus_err(NULL, 1, " Sec. Status = [0x%04x]\n", pci_config_get16(config_handle, PCI_BCNF_SEC_STATUS)); cardbus_err(NULL, 1, " Mem Base = [0x%04x] Mem Limit = [0x%04x]\n", pci_config_get16(config_handle, PCI_BCNF_MEM_BASE), pci_config_get16(config_handle, PCI_BCNF_MEM_LIMIT)); cardbus_err(NULL, 1, " PF Mem Base = [0x%04x] PF Mem Lim = [0x%04x]\n", pci_config_get16(config_handle, PCI_BCNF_PF_BASE_LOW), pci_config_get16(config_handle, PCI_BCNF_PF_LIMIT_LOW)); cardbus_err(NULL, 1, " PF Base HI = [0x%08x] PF Lim HI = [0x%08x]\n", pci_config_get32(config_handle, PCI_BCNF_PF_BASE_HIGH), pci_config_get32(config_handle, PCI_BCNF_PF_LIMIT_HIGH)); cardbus_err(NULL, 1, " I/O Base HI = [0x%04x] I/O Lim HI = [0x%04x]\n", pci_config_get16(config_handle, PCI_BCNF_IO_BASE_HI), pci_config_get16(config_handle, PCI_BCNF_IO_LIMIT_HI)); cardbus_err(NULL, 1, " ROM addr = [0x%08x]\n", pci_config_get32(config_handle, PCI_BCNF_ROM)); break; case PCI_HEADER_CARDBUS: cardbus_err(NULL, 1, " Mem Base 0 = [0x%08x] Mem Limit 0 = [0x%08x]\n", pci_config_get32(config_handle, PCI_CBUS_MEM_BASE0), pci_config_get32(config_handle, PCI_CBUS_MEM_LIMIT0)); cardbus_err(NULL, 1, " Mem Base 1 = [0x%08x] Mem Limit 1 = [0x%08x]\n", pci_config_get32(config_handle, PCI_CBUS_MEM_BASE1), pci_config_get32(config_handle, PCI_CBUS_MEM_LIMIT1)); cardbus_err(NULL, 1, " IO Base 0 = [0x%08x] IO Limit 0 = [0x%08x]\n", pci_config_get32(config_handle, PCI_CBUS_IO_BASE0), pci_config_get32(config_handle, PCI_CBUS_IO_LIMIT0)); cardbus_err(NULL, 1, " IO Base 1 = [0x%08x] IO Limit 1 = [0x%08x]\n", pci_config_get32(config_handle, PCI_CBUS_IO_BASE1), pci_config_get32(config_handle, PCI_CBUS_IO_LIMIT1)); break; } cardbus_err(NULL, 1, " Intr Line = [0x%02x] Intr Pin = [0x%02x]\n", pci_config_get8(config_handle, PCI_BCNF_ILINE), pci_config_get8(config_handle, PCI_BCNF_IPIN)); cardbus_err(NULL, 1, " Bridge Ctrl = [0x%04x]\n", pci_config_get16(config_handle, PCI_BCNF_BCNTRL)); switch (header_type) { case PCI_HEADER_CARDBUS: cardbus_err(NULL, 1, " Sub VID = [0x%04x] Sub SID = [0x%04x]\n", pci_config_get16(config_handle, PCI_CBUS_SUBVENID), pci_config_get16(config_handle, PCI_CBUS_SUBSYSID)); /* LATER: TI1250 only */ cardbus_err(NULL, 1, " Sys Control = [0x%08x]\n", pci_config_get32(config_handle, 0x80)); } } static void cardbus_dump_config(ddi_acc_handle_t config_handle) { uint8_t header_type = pci_config_get8(config_handle, PCI_CONF_HEADER) & PCI_HEADER_TYPE_M; if (header_type == PCI_HEADER_PPB || header_type == PCI_HEADER_CARDBUS) cardbus_dump_bridge_config(config_handle, header_type); else cardbus_dump_device_config(config_handle); } static void cardbus_dump_reg(dev_info_t *dip, const pci_regspec_t *regspec, int nelems) { /* int rlen = nelems * sizeof(pci_regspec_t); */ cardbus_err(dip, 6, "cardbus_dump_reg: \"reg\" has %d elements\n", nelems); #if defined(CARDBUS_DEBUG) if (cardbus_debug >= 1) { int i; uint32_t *regs = (uint32_t *)regspec; for (i = 0; i < nelems; i++) { cardbus_err(NULL, 6, "\t%d:%08x %08x %08x %08x %08x\n", i, regs[0], regs[1], regs[2], regs[3], regs[4]); } } #endif } #endif #if defined(CARDBUS_DEBUG) void cardbus_dump_children(dev_info_t *dip, int level) { dev_info_t *next; cardbus_err(dip, 1, "\t%d: %s: 0x%p\n", level, ddi_node_name(dip), (void *) dip); for (next = ddi_get_child(dip); next; next = ddi_get_next_sibling(next)) cardbus_dump_children(next, level + 1); } void cardbus_dump_family_tree(dev_info_t *dip) { cardbus_err(dip, 1, "0x%p family tree:\n", (void *) dip); cardbus_dump_children(dip, 1); } #endif