Alexandru Gagniuc | 88a3023 | 2013-06-04 23:37:56 -0500 | [diff] [blame] | 1 | /* |
| 2 | * This file is part of the coreboot project. |
| 3 | * |
| 4 | * Copyright (C) 2013 Alexandru Gagniuc <mr.nuke.me@gmail.com> |
| 5 | * |
| 6 | * This program is free software: you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation, either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
Alexandru Gagniuc | 88a3023 | 2013-06-04 23:37:56 -0500 | [diff] [blame] | 15 | */ |
| 16 | |
| 17 | #include "vx900.h" |
| 18 | |
| 19 | void dump_pci_device(device_t dev) |
| 20 | { |
| 21 | int i; |
| 22 | for (i = 0; i <= 0xff; i++) { |
| 23 | unsigned char val; |
| 24 | if ((i & 0x0f) == 0) |
| 25 | printk(BIOS_DEBUG, "%.2x:", i); |
| 26 | |
| 27 | if ((i & 0x0f) == 0x08) |
| 28 | printk(BIOS_DEBUG, " |"); |
| 29 | |
| 30 | val = pci_read_config8(dev, i); |
| 31 | printk(BIOS_DEBUG, " %.2x", val); |
| 32 | |
| 33 | if ((i & 0x0f) == 0x0f) |
| 34 | printk(BIOS_DEBUG, "\n"); |
| 35 | } |
| 36 | } |
| 37 | |
| 38 | void pci_mod_config8(device_t dev, unsigned int where, |
| 39 | uint8_t clr_mask, uint8_t set_mask) |
| 40 | { |
| 41 | uint8_t reg8 = pci_read_config8(dev, where); |
| 42 | reg8 &= ~clr_mask; |
| 43 | reg8 |= set_mask; |
| 44 | pci_write_config8(dev, where, reg8); |
| 45 | } |
| 46 | |
| 47 | void pci_mod_config16(device_t dev, unsigned int where, |
| 48 | uint16_t clr_mask, uint16_t set_mask) |
| 49 | { |
| 50 | uint16_t reg16 = pci_read_config16(dev, where); |
| 51 | reg16 &= ~clr_mask; |
| 52 | reg16 |= set_mask; |
| 53 | pci_write_config16(dev, where, reg16); |
| 54 | } |
| 55 | |
| 56 | void pci_mod_config32(device_t dev, unsigned int where, |
| 57 | uint32_t clr_mask, uint32_t set_mask) |
| 58 | { |
| 59 | uint32_t reg32 = pci_read_config32(dev, where); |
| 60 | reg32 &= ~clr_mask; |
| 61 | reg32 |= set_mask; |
| 62 | pci_write_config32(dev, where, reg32); |
| 63 | } |