Add initial (non-working) code for Highpoint ATA/RAID controllers

It's disabled by default. The current status is detailed at:
http://www.flashrom.org/pipermail/flashrom/2010-January/001828.html

Corresponding to flashrom svn r908.

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>

Makefile

@@ -83,6 +83,10 @@ CONFIG_GFXNVIDIA ?= no
 # Always enable SiI SATA controllers for now.
 CONFIG_SATASII ?= yes
 
+# Highpoint (HPT) ATA/RAID controller support.
+# IMPORTANT: This code is not yet working!
+CONFIG_ATAHPT ?= no
+
 # Always enable FT2232 SPI dongles for now.
 CONFIG_FT2232SPI ?= yes
 
@@ -138,6 +142,12 @@ PROGRAMMER_OBJS += satasii.o
 NEED_PCI := yes
 endif
 
+ifeq ($(CONFIG_ATAHPT), yes)
+FEATURE_CFLAGS += -D'ATAHPT_SUPPORT=1'
+PROGRAMMER_OBJS += atahpt.o
+NEED_PCI := yes
+endif
+
 ifeq ($(CONFIG_FT2232SPI), yes)
 FTDILIBS := $(shell pkg-config --libs libftdi 2>/dev/null || printf "%s" "-lftdi -lusb")
 # This is a totally ugly hack.

atahpt.c

@@ -0,0 +1,85 @@
+/*
+ * This file is part of the flashrom project.
+ *
+ * Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de>
+ *
+ * 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
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+#include "flash.h"
+
+#define BIOS_ROM_ADDR		0x90
+#define BIOS_ROM_DATA		0x94
+
+#define REG_FLASH_ACCESS	0x58
+
+#define PCI_VENDOR_ID_HPT	0x1103
+
+struct pcidev_status ata_hpt[] = {
+	{0x1103, 0x0004, PCI_NT, "Highpoint", "HPT366/368/370/370A/372/372N"},
+	{0x1103, 0x0005, PCI_NT, "Highpoint", "HPT372A/372N"},
+	{0x1103, 0x0006, PCI_NT, "Highpoint", "HPT302/302N"},
+
+	{},
+};
+
+int atahpt_init(void)
+{
+	uint32_t reg32;
+
+	get_io_perms();
+
+	io_base_addr = pcidev_init(PCI_VENDOR_ID_HPT, PCI_BASE_ADDRESS_4,
+				   ata_hpt, programmer_param);
+
+	/* Enable flash access. */
+	reg32 = pci_read_long(pcidev_dev, REG_FLASH_ACCESS);
+	reg32 |= (1 << 24);
+	pci_write_long(pcidev_dev, REG_FLASH_ACCESS, reg32);
+
+	buses_supported = CHIP_BUSTYPE_PARALLEL;
+
+	return 0;
+}
+
+int atahpt_shutdown(void)
+{
+	uint32_t reg32;
+
+	/* Disable flash access again. */
+	reg32 = pci_read_long(pcidev_dev, REG_FLASH_ACCESS);
+	reg32 &= ~(1 << 24);
+	pci_write_long(pcidev_dev, REG_FLASH_ACCESS, reg32);
+
+	free(programmer_param);
+	pci_cleanup(pacc);
+	release_io_perms();
+	return 0;
+}
+
+void atahpt_chip_writeb(uint8_t val, chipaddr addr)
+{
+	OUTL((uint32_t)addr, io_base_addr + BIOS_ROM_ADDR);
+	OUTB(val, io_base_addr + BIOS_ROM_DATA);
+}
+
+uint8_t atahpt_chip_readb(const chipaddr addr)
+{
+	OUTL((uint32_t)addr, io_base_addr + BIOS_ROM_ADDR);
+	return INB(io_base_addr + BIOS_ROM_DATA);
+}

flash.h

@@ -55,6 +55,9 @@ enum programmer {
 #if SATASII_SUPPORT == 1
 	PROGRAMMER_SATASII,
 #endif
+#if ATAHPT_SUPPORT == 1
+	PROGRAMMER_ATAHPT,
+#endif
 #if INTERNAL_SUPPORT == 1
 	PROGRAMMER_IT87SPI,
 #endif
@@ -328,7 +331,7 @@ uint32_t pcidev_init(uint16_t vendor_id, uint32_t bar, struct pcidev_status *dev
 /* print.c */
 char *flashbuses_to_text(enum chipbustype bustype);
 void print_supported(void);
-#if (NIC3COM_SUPPORT == 1) || (GFXNVIDIA_SUPPORT == 1) || (DRKAISER_SUPPORT == 1) || (SATASII_SUPPORT == 1)
+#if (NIC3COM_SUPPORT == 1) || (GFXNVIDIA_SUPPORT == 1) || (DRKAISER_SUPPORT == 1) || (SATASII_SUPPORT == 1) || (ATAHPT_SUPPORT == 1)
 void print_supported_pcidevs(struct pcidev_status *devs);
 #endif
 void print_supported_wiki(void);
@@ -466,6 +469,15 @@ uint8_t satasii_chip_readb(const chipaddr addr);
 extern struct pcidev_status satas_sii[];
 #endif
 
+/* atahpt.c */
+#if ATAHPT_SUPPORT == 1
+int atahpt_init(void);
+int atahpt_shutdown(void);
+void atahpt_chip_writeb(uint8_t val, chipaddr addr);
+uint8_t atahpt_chip_readb(const chipaddr addr);
+extern struct pcidev_status ata_hpt[];
+#endif
+
 /* ft2232_spi.c */
 #define FTDI_FT2232H 0x6010
 #define FTDI_FT4232H 0x6011

flashrom.8

@@ -146,6 +146,8 @@ Specify the programmer device. Currently supported are:
 .sp
 .BR "* satasii" " (for flash ROMs on Silicon Image SATA/IDE controllers)"
 .sp
+.BR "* atahpt" " (for flash ROMs on Highpoint ATA/RAID controllers)"
+.sp
 .BR "* it87spi" " (for flash ROMs behind an ITE IT87xx Super I/O LPC/SPI translation unit)"
 .sp
 .BR "* ft2232spi" " (for flash ROMs attached to a FT2232H/FT4232H based USB SPI programmer)"
@@ -185,7 +187,8 @@ Example:
 Currently the following programmers support this mechanism:
 .BR nic3com ,
 .BR gfxnvidia ,
-.BR satasii .
+.BR satasii ,
+.BR atahpt .
 .sp
 The it87spi programmer has an optional parameter which will set the I/O base
 port of the IT87* SPI controller interface to the port specified in the

flashrom.c

@@ -44,7 +44,7 @@ enum programmer programmer = PROGRAMMER_DUMMY;
  * if more than one of them is selected. If only one is selected, it is clear
  * that the user wants that one to become the default.
  */
-#if NIC3COM_SUPPORT+GFXNVIDIA_SUPPORT+DRKAISER_SUPPORT+SATASII_SUPPORT+FT2232_SPI_SUPPORT+SERPROG_SUPPORT+BUSPIRATE_SPI_SUPPORT+DEDIPROG_SUPPORT > 1
+#if NIC3COM_SUPPORT+GFXNVIDIA_SUPPORT+DRKAISER_SUPPORT+SATASII_SUPPORT+ATAHPT_SUPPORT+FT2232_SPI_SUPPORT+SERPROG_SUPPORT+BUSPIRATE_SPI_SUPPORT+DEDIPROG_SUPPORT > 1
 #error Please enable either CONFIG_DUMMY or CONFIG_INTERNAL or disable support for all external programmers except one.
 #endif
 enum programmer programmer =
@@ -60,6 +60,9 @@ enum programmer programmer =
 #if SATASII_SUPPORT == 1
 	PROGRAMMER_SATASII
 #endif
+#if ATAHPT_SUPPORT == 1
+	PROGRAMMER_ATAHPT
+#endif
 #if FT2232_SPI_SUPPORT == 1
 	PROGRAMMER_FT2232SPI
 #endif
@@ -210,6 +213,25 @@ const struct programmer_entry programmer_table[] = {
 	},
 #endif
 
+#if ATAHPT_SUPPORT == 1
+	{
+		.name			= "atahpt",
+		.init			= atahpt_init,
+		.shutdown		= atahpt_shutdown,
+		.map_flash_region	= fallback_map,
+		.unmap_flash_region	= fallback_unmap,
+		.chip_readb		= atahpt_chip_readb,
+		.chip_readw		= fallback_chip_readw,
+		.chip_readl		= fallback_chip_readl,
+		.chip_readn		= fallback_chip_readn,
+		.chip_writeb		= atahpt_chip_writeb,
+		.chip_writew		= fallback_chip_writew,
+		.chip_writel		= fallback_chip_writel,
+		.chip_writen		= fallback_chip_writen,
+		.delay			= internal_delay,
+	},
+#endif
+
 #if INTERNAL_SUPPORT == 1
 	{
 		.name			= "it87spi",

print_wiki.c

@@ -565,6 +565,9 @@ void print_supported_wiki(void)
 #endif
 #if SATASII_SUPPORT == 1
 	print_supported_pcidevs_wiki(satas_sii);
+#endif
+#if ATAHPT_SUPPORT == 1
+	print_supported_pcidevs_wiki(ata_hpt);
 #endif
 	printf("\n|}\n");
 }