2 * This file is part of the flashrom project.
4 * Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de>
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.
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.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 #if defined(__i386__) || defined(__x86_64__)
26 #include "programmer.h"
29 #define BIOS_ROM_ADDR 0x90
30 #define BIOS_ROM_DATA 0x94
32 #define REG_FLASH_ACCESS 0x58
34 #define PCI_VENDOR_ID_HPT 0x1103
36 const struct pcidev_status ata_hpt[] = {
37 {0x1103, 0x0004, NT, "Highpoint", "HPT366/368/370/370A/372/372N"},
38 {0x1103, 0x0005, NT, "Highpoint", "HPT372A/372N"},
39 {0x1103, 0x0006, NT, "Highpoint", "HPT302/302N"},
44 static void atahpt_chip_writeb(const struct flashctx *flash, uint8_t val,
46 static uint8_t atahpt_chip_readb(const struct flashctx *flash,
48 static const struct par_programmer par_programmer_atahpt = {
49 .chip_readb = atahpt_chip_readb,
50 .chip_readw = fallback_chip_readw,
51 .chip_readl = fallback_chip_readl,
52 .chip_readn = fallback_chip_readn,
53 .chip_writeb = atahpt_chip_writeb,
54 .chip_writew = fallback_chip_writew,
55 .chip_writel = fallback_chip_writel,
56 .chip_writen = fallback_chip_writen,
59 static int atahpt_shutdown(void *data)
61 /* Flash access is disabled automatically by PCI restore. */
73 io_base_addr = pcidev_init(PCI_BASE_ADDRESS_4, ata_hpt);
75 /* Enable flash access. */
76 reg32 = pci_read_long(pcidev_dev, REG_FLASH_ACCESS);
78 rpci_write_long(pcidev_dev, REG_FLASH_ACCESS, reg32);
80 if (register_shutdown(atahpt_shutdown, NULL))
83 register_par_programmer(&par_programmer_atahpt, BUS_PARALLEL);
88 static void atahpt_chip_writeb(const struct flashctx *flash, uint8_t val,
91 OUTL((uint32_t)addr, io_base_addr + BIOS_ROM_ADDR);
92 OUTB(val, io_base_addr + BIOS_ROM_DATA);
95 static uint8_t atahpt_chip_readb(const struct flashctx *flash,
98 OUTL((uint32_t)addr, io_base_addr + BIOS_ROM_ADDR);
99 return INB(io_base_addr + BIOS_ROM_DATA);
103 #error PCI port I/O access is not supported on this architecture yet.