diff options
Diffstat (limited to 'sys/dev/ar/if_ar_pci.c')
| -rw-r--r-- | sys/dev/ar/if_ar_pci.c | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/sys/dev/ar/if_ar_pci.c b/sys/dev/ar/if_ar_pci.c new file mode 100644 index 0000000..800e63d --- /dev/null +++ b/sys/dev/ar/if_ar_pci.c @@ -0,0 +1,117 @@ +/* + * Copyright (c) 1999 John Hay. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the author nor the names of any co-contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#include "ar.h" + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/kernel.h> +#include <sys/malloc.h> + +#include <pci/pcivar.h> + +/* + * The must match with the real functions in if_ar.c + */ +extern void *arattach_pci(int unit, vm_offset_t mem_vaddr); +extern void arintr_hc(void *hc); + +static const char *ar_pci_probe(pcici_t tag, pcidi_t type); +static void ar_pci_attach(pcici_t config_id, int unit); + +static u_long arc_count = NAR; + +static struct pci_device ar_pci_driver = +{ + "ar", + ar_pci_probe, + ar_pci_attach, + &arc_count, + NULL +}; + +COMPAT_PCI_DRIVER (ar_pci, ar_pci_driver); + +static const char * +ar_pci_probe(pcici_t tag, pcidi_t type) +{ + switch(type) { + case 0x5012114f: + return ("Digi SYNC/570i-PCI 2 port"); + break; + case 0x5010114f: + printf("Digi SYNC/570i-PCI 2 port (mapped below 1M)\n"); + printf("Please change the jumper to select linear mode.\n"); + break; + case 0x5013114f: + return ("Digi SYNC/570i-PCI 4 port"); + break; + case 0x5011114f: + printf("Digi SYNC/570i-PCI 4 port (mapped below 1M)\n"); + printf("Please change the jumper to select linear mode.\n"); + break; + default: + break; + } + return (0); +} + +static void +ar_pci_attach(pcici_t config_id, int unit) +{ + u_char *inten; + void *hc; + vm_offset_t mem_vaddr, mem_paddr; + vm_offset_t plx_vaddr, plx_paddr; + + if(!pci_map_mem(config_id, 0x10, &plx_vaddr, &plx_paddr)) { + printf("arp: map failed.\n"); + return; + } + + if(!pci_map_mem(config_id, 0x18, &mem_vaddr, &mem_paddr)) { + printf("arp: map failed.\n"); + return; + } + + hc = arattach_pci(unit, mem_vaddr); + if(!hc) + return; + + /* Magic to enable the card to generate interrupts. */ + inten = (u_char *)plx_vaddr; + inten[0x69] = 0x09; + + if(!pci_map_int(config_id, arintr_hc, (void *)hc, &net_imask)) { + free(hc, M_DEVBUF); + return; + } +} |
