diff options
Diffstat (limited to 'util/viatool/quirks/quirks.c')
-rw-r--r-- | util/viatool/quirks/quirks.c | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/util/viatool/quirks/quirks.c b/util/viatool/quirks/quirks.c new file mode 100644 index 0000000000..c1bd33204f --- /dev/null +++ b/util/viatool/quirks/quirks.c @@ -0,0 +1,118 @@ +/* + * viatool - dump all registers on a VIA CPU + chipset based system. + * + * Copyright (C) 2013 Alexandru Gagniuc + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * a long with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "quirks.h" +#include <viatool.h> +#include <stdio.h> +#include <stddef.h> + +extern struct quirk_list vx900_sb_quirk_list; + +struct quirk_list *sb_quirks[] = { + &vx900_sb_quirk_list, + 0, +}; + +struct quirk_list *nb_quirks[] = { + 0, +}; + +int print_quirks(struct pci_dev *sb, struct pci_access *pacc, + struct quirk_list **qlists); + +int print_quirks_north(struct pci_dev *nb, struct pci_access *pacc) +{ + printf("\n====== Northbridge Quirks =======\n\n"); + return print_quirks(nb, pacc, nb_quirks); +} + +int print_quirks_south(struct pci_dev *sb, struct pci_access *pacc) +{ + printf("\n====== Southbridge Quirks =======\n\n"); + return print_quirks(sb, pacc, sb_quirks); +} + +int print_quirks(struct pci_dev *sb, struct pci_access *pacc, + struct quirk_list **qlists) +{ + size_t i, j; + struct quirk *q; + struct quirk_list *qlist; + struct pci_dev *dev; + + for (i = 0; ; i++) + { + qlist = qlists[i]; + + if (qlist == NULL) { + /* OOPS. We've tried all we know, but no quirk */ + printf("No quirks supported.\n"); + break; + } + + /* Is this the right device ? */ + if ( (qlist->pci_vendor_id != sb->vendor_id) || + qlist->pci_device_id != sb->device_id) + continue; + + for (j = 0; ; j++) + { + q = &qlist->dev_quirks[j]; + + if(q->pci_device_id == 0) + break; + + printf("Probing PCI device %i:%.2x.%i\n", + q->pci_bus, q->pci_dev, q->pci_func); + + dev = pci_get_dev(pacc, q->pci_domain, q->pci_bus, + q->pci_dev, q->pci_func); + + if (!dev) { + perror("Error: no device found\n"); + continue; + } + + pci_fill_info(dev, PCI_FILL_IDENT | + PCI_FILL_BASES | + PCI_FILL_SIZES | + PCI_FILL_CLASS ); + + if (dev->device_id != q->pci_device_id) { + printf("Expected %.4x:%.4x, got %.4x:%.4x\n", + q->pci_vendor_id, q->pci_device_id, + dev->vendor_id, dev->device_id); + continue; + } + + if (!q->quirk_func) { + perror("BUG: Quirk missing.\n"); + continue; + } + + q->quirk_func(dev); + /* On to next quirk */ + } + + /* Done. No need to go through the remainder of the list */ + break; + } + + return 0; +} |