src/add-ons/kernel/drivers/network/ipro1000/if_em_osdep.c

   1 /* Intel PRO/1000 Family Driver
   2  * Copyright (C) 2004 Marcus Overhagen <marcus@overhagen.de>. All rights reserved.
   3  *
   4  * Permission to use, copy, modify and distribute this software and its
   5  * documentation for any purpose and without fee is hereby granted, provided
   6  * that the above copyright notice appear in all copies, and that both the
   7  * copyright notice and this permission notice appear in supporting documentation.
   8  *
   9  * Marcus Overhagen makes no representations about the suitability of this software
  10  * for any purpose. It is provided "as is" without express or implied warranty.
  11  *
  12  * MARCUS OVERHAGEN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
  13  * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL MARCUS
  14  * OVERHAGEN BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
  15  * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  17  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  18  */
  19 #include "if_em_osdep.h"
  20 #include "debug.h"
  21 #include "util.h"
  22
  23 #undef malloc
  24 #undef free
  25
  26
  27 void *
  28 driver_malloc(int size, int p2, int p3)
  29 {
  30         return malloc(size);
  31 }
  32
  33
  34 void
  35 driver_free(void *p, int p2)
  36 {
  37         free(p);
  38 }
  39
  40
  41 void *
  42 contigmalloc(int size, int p1, int p2, int p3, int p4, int p5, int p6)
  43 {
  44         void *adr;
  45         if (create_area("contigmalloc", &adr, B_ANY_KERNEL_ADDRESS, size,
  46                         B_CONTIGUOUS, 0) < B_OK)
  47                 return NULL;
  48         return adr;
  49 }
  50
  51
  52 void
  53 contigfree(void *p, int p1, int p2)
  54 {
  55         delete_area(area_for(p));
  56 }
  57
  58
  59 void
  60 callout_handle_init(struct callout_handle *handle)
  61 {
  62         handle->timer = -1;
  63 }
  64
  65
  66 struct callout_handle
  67 timeout(timer_function func, void *cookie, bigtime_t timeout)
  68 {
  69         struct callout_handle handle;
  70         handle.timer = create_timer(func, cookie, timeout, B_ONE_SHOT_RELATIVE_TIMER);
  71         return handle;
  72 }
  73
  74
  75 void
  76 untimeout(timer_function func, void *cookie, struct callout_handle handle)
  77 {
  78         delete_timer(handle.timer);
  79 }
  80
  81
  82 struct resource *
  83 bus_alloc_resource(device_t dev, int type, int *rid, int d, int e, int f, int g)
  84 {
  85         switch (type) {
  86                 case SYS_RES_IOPORT:
  87                 {
  88                         uint32 v = pci_read_config(dev, *rid, 4) & PCI_address_io_mask;
  89                         INIT_DEBUGOUT2("bus_alloc_resource SYS_RES_IOPORT, reg 0x%x, adr %p\n", *rid, (void *)v);
  90                         return (struct resource *) v;
  91                 }
  92
  93                 case SYS_RES_MEMORY:
  94                 {
  95                         uint32 v = pci_read_config(dev, *rid, 4) & PCI_address_memory_32_mask;
  96                         uint32 size = 128 * 1024; // XXX get size from BAR
  97                         void *virt;
  98                         INIT_DEBUGOUT2("bus_alloc_resource SYS_RES_MEMORY, reg 0x%x, adr %p\n", *rid, (void *)v);
  99                         if (map_mem(&virt, (void *)v, size, 0, "SYS_RES_MEMORY") < 0)
 100                                 return 0;
 101                         return (struct resource *) virt;
 102                 }
 103
 104                 case SYS_RES_IRQ:
 105                 {
 106                         uint8 v = pci_read_config(dev, PCI_interrupt_line, 1);
 107                         if (v == 0 || v == 0xff) {
 108                                 ERROROUT("bus_alloc_resource SYS_RES_IRQ: no irq");
 109                                 return 0;
 110                         }
 111                         return (struct resource *)(int)v;
 112                 }
 113
 114                 default:
 115                         INIT_DEBUGOUT("bus_alloc_resource default!\n");
 116                         return 0;
 117         }
 118 }
 119
 120
 121 void
 122 bus_release_resource(device_t dev, int type, int reg, struct resource *res)
 123 {
 124         switch (type) {
 125                 case SYS_RES_IOPORT:
 126                 case SYS_RES_IRQ:
 127                         return;
 128
 129                 case SYS_RES_MEMORY:
 130                         delete_area(area_for(res));
 131                         return;
 132
 133                 default:
 134                         INIT_DEBUGOUT("bus_release_resource default!\n");
 135                         return;
 136         }
 137 }
 138
 139
 140 uint32
 141 rman_get_start(struct resource *res)
 142 {
 143         return (uint32)res;
 144 }
 145
 146
 147 struct int_tag {
 148         interrupt_handler int_func;
 149         void *cookie;
 150         int irq;
 151 };
 152
 153
 154 int
 155 bus_setup_intr(device_t dev, struct resource *res, int p3, interrupt_handler int_func, void *cookie, void **tag)
 156 {
 157         int irq = (int)res;
 158
 159         struct int_tag *int_tag = (struct int_tag *) malloc(sizeof(struct int_tag));
 160         int_tag->int_func = int_func;
 161         int_tag->cookie = cookie;
 162         int_tag->irq = irq;
 163         *tag = int_tag;
 164
 165         return install_io_interrupt_handler(irq, int_func, cookie, 0);
 166 }
 167
 168
 169 void
 170 bus_teardown_intr(device_t dev, struct resource *res, void *tag)
 171 {
 172         struct int_tag *int_tag = (struct int_tag *) tag;
 173         remove_io_interrupt_handler(int_tag->irq, int_tag->int_func, int_tag->cookie);
 174         free(int_tag);
 175 }