[flashrom] [commit] r1070 - trunk

repository service svn at flashrom.org
Tue Jul 6 11:55:48 CEST 2010


Author: hailfinger
Date: Tue Jul  6 11:55:48 2010
New Revision: 1070
URL: http://flashrom.org/trac/coreboot/changeset/1070

Log:
Various places in the flashrom source feature custom parameter
extraction from programmer_param. This led to wildly differing syntax
for programmer parameters, and it also voids pretty much every
assumption you could make about programmer_param. The latter is a
problem for libflashrom.

Use extract_param everywhere, clean up related code and make it more
foolproof.
Add two instances of exit(1) where we have no option to return an error.
Remove six instances of exit(1) where returning an error was possible.

WARNING: This changes programmer parameter syntax for a few programmers!

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006 at gmx.net>
Acked-by: Michael Karcher <flashrom at mkarcher.dialup.fu-berlin.de>

Modified:
   trunk/atahpt.c
   trunk/buspirate_spi.c
   trunk/chipset_enable.c
   trunk/drkaiser.c
   trunk/dummyflasher.c
   trunk/flash.h
   trunk/flashrom.8
   trunk/flashrom.c
   trunk/ft2232_spi.c
   trunk/gfxnvidia.c
   trunk/internal.c
   trunk/it87spi.c
   trunk/nic3com.c
   trunk/nicnatsemi.c
   trunk/nicrealtek.c
   trunk/pcidev.c
   trunk/satasii.c
   trunk/serprog.c

Modified: trunk/atahpt.c
==============================================================================
--- trunk/atahpt.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/atahpt.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -45,7 +45,7 @@
 	get_io_perms();
 
 	io_base_addr = pcidev_init(PCI_VENDOR_ID_HPT, PCI_BASE_ADDRESS_4,
-				   ata_hpt, programmer_param);
+				   ata_hpt);
 
 	/* Enable flash access. */
 	reg32 = pci_read_long(pcidev_dev, REG_FLASH_ACCESS);
@@ -66,7 +66,6 @@
 	reg32 &= ~(1 << 24);
 	pci_write_long(pcidev_dev, REG_FLASH_ACCESS, reg32);
 
-	free(programmer_param);
 	pci_cleanup(pacc);
 	release_io_perms();
 	return 0;

Modified: trunk/buspirate_spi.c
==============================================================================
--- trunk/buspirate_spi.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/buspirate_spi.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -101,24 +101,14 @@
 	char *speed = NULL;
 	int spispeed = 0x7;
 
-	if (programmer_param && !strlen(programmer_param)) {
-		free(programmer_param);
-		programmer_param = NULL;
-	}
-	if (programmer_param) {
-		dev = extract_param(&programmer_param, "dev=", ",:");
-		speed = extract_param(&programmer_param, "spispeed=", ",:");
-		if (strlen(programmer_param))
-			msg_perr("Unhandled programmer parameters: %s\n",
-				programmer_param);
-		free(programmer_param);
-		programmer_param = NULL;
-	}
-	if (!dev) {
+	dev = extract_param(&programmer_param, "dev", ",:");
+	if (!dev || !strlen(dev)) {
 		msg_perr("No serial device given. Use flashrom -p "
 			"buspirate_spi:dev=/dev/ttyUSB0\n");
 		return 1;
 	}
+
+	speed = extract_param(&programmer_param, "spispeed", ",:");
 	if (speed) {
 		for (i = 0; spispeeds[i].name; i++)
 			if (!strncasecmp(spispeeds[i].name, speed,
@@ -129,12 +119,15 @@
 		if (!spispeeds[i].name)
 			msg_perr("Invalid SPI speed, using default.\n");
 	}
+	free(speed);
+
 	/* This works because speeds numbering starts at 0 and is contiguous. */
 	msg_pdbg("SPI speed is %sHz\n", spispeeds[spispeed].name);
 
 	ret = buspirate_serialport_setup(dev);
 	if (ret)
 		return ret;
+	free(dev);
 
 	/* This is the brute force version, but it should work. */
 	for (i = 0; i < 19; i++) {

Modified: trunk/chipset_enable.c
==============================================================================
--- trunk/chipset_enable.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/chipset_enable.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -300,11 +300,8 @@
 	int max_decode_fwh_decode = 0;
 	int contiguous = 1;
 
-	if (programmer_param)
-		idsel = strstr(programmer_param, "fwh_idsel=");
-
-	if (idsel) {
-		idsel += strlen("fwh_idsel=");
+	idsel = extract_param(&programmer_param, "fwh_idsel", ",:");
+	if (idsel && strlen(idsel)) {
 		fwh_conf = (uint32_t)strtoul(idsel, NULL, 0);
 
 		/* FIXME: Need to undo this on shutdown. */
@@ -312,7 +309,15 @@
 		pci_write_long(dev, 0xd0, fwh_conf);
 		pci_write_word(dev, 0xd4, fwh_conf);
 		/* FIXME: Decode settings are not changed. */
+	} else if (idsel) {
+		msg_perr("Error: idsel= specified, but no number given.\n");
+		free(idsel);
+		/* FIXME: Return failure here once internal_init() starts
+		 * to care about the return value of the chipset enable.
+		 */
+		exit(1);
 	}
+	free(idsel);
 
 	/* Ignore all legacy ranges below 1 MB.
 	 * We currently only support flashing the chip which responds to

Modified: trunk/drkaiser.c
==============================================================================
--- trunk/drkaiser.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/drkaiser.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -38,8 +38,9 @@
 	uint32_t addr;
 
 	get_io_perms();
+
 	pcidev_init(PCI_VENDOR_ID_DRKAISER, PCI_BASE_ADDRESS_2,
-		    drkaiser_pcidev, programmer_param);
+		    drkaiser_pcidev);
 
 	/* Write magic register to enable flash write. */
 	pci_write_word(pcidev_dev, PCI_MAGIC_DRKAISER_ADDR,
@@ -53,6 +54,7 @@
 			       addr, 128 * 1024);
 
 	buses_supported = CHIP_BUSTYPE_PARALLEL;
+
 	return 0;
 }
 
@@ -60,7 +62,6 @@
 {
 	/* Write protect the flash again. */
 	pci_write_word(pcidev_dev, PCI_MAGIC_DRKAISER_ADDR, 0);
-	free(programmer_param);
 	pci_cleanup(pacc);
 	release_io_perms();
 	return 0;

Modified: trunk/dummyflasher.c
==============================================================================
--- trunk/dummyflasher.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/dummyflasher.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -25,44 +25,46 @@
 #include "flash.h"
 #include "chipdrivers.h"
 
+static void tolower_string(char *str)
+{
+	for (; *str != '\0'; str++)
+		*str = (char)tolower((unsigned char)*str);
+}
+
 int dummy_init(void)
 {
-	int i;
+	char *bustext = NULL;
+
 	msg_pspew("%s\n", __func__);
 
-	/* "all" is equivalent to specifying no type. */
-	if (programmer_param && (!strcmp(programmer_param, "all"))) {
-		free(programmer_param);
-		programmer_param = NULL;
-	}
-	if (!programmer_param)
-		programmer_param = strdup("parallel,lpc,fwh,spi");
+	bustext = extract_param(&programmer_param, "bus", ",:");
+	msg_pdbg("Requested buses are: %s\n", bustext ? bustext : "default");
+	if (!bustext)
+		bustext = strdup("parallel+lpc+fwh+spi");
 	/* Convert the parameters to lowercase. */
-	for (i = 0; programmer_param[i] != '\0'; i++)
-		programmer_param[i] =
-		    (char)tolower((unsigned char)programmer_param[i]);
+	tolower_string(bustext);
 
 	buses_supported = CHIP_BUSTYPE_NONE;
-	if (strstr(programmer_param, "parallel")) {
+	if (strstr(bustext, "parallel")) {
 		buses_supported |= CHIP_BUSTYPE_PARALLEL;
 		msg_pdbg("Enabling support for %s flash.\n", "parallel");
 	}
-	if (strstr(programmer_param, "lpc")) {
+	if (strstr(bustext, "lpc")) {
 		buses_supported |= CHIP_BUSTYPE_LPC;
 		msg_pdbg("Enabling support for %s flash.\n", "LPC");
 	}
-	if (strstr(programmer_param, "fwh")) {
+	if (strstr(bustext, "fwh")) {
 		buses_supported |= CHIP_BUSTYPE_FWH;
 		msg_pdbg("Enabling support for %s flash.\n", "FWH");
 	}
-	if (strstr(programmer_param, "spi")) {
+	if (strstr(bustext, "spi")) {
 		buses_supported |= CHIP_BUSTYPE_SPI;
 		spi_controller = SPI_CONTROLLER_DUMMY;
 		msg_pdbg("Enabling support for %s flash.\n", "SPI");
 	}
 	if (buses_supported == CHIP_BUSTYPE_NONE)
 		msg_pdbg("Support for all flash bus types disabled.\n");
-	free(programmer_param);
+	free(bustext);
 	return 0;
 }
 

Modified: trunk/flash.h
==============================================================================
--- trunk/flash.h	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/flash.h	Tue Jul  6 11:55:48 2010	(r1070)
@@ -336,7 +336,7 @@
 	const char *device_name;
 };
 uint32_t pcidev_validate(struct pci_dev *dev, uint32_t bar, const struct pcidev_status *devs);
-uint32_t pcidev_init(uint16_t vendor_id, uint32_t bar, const struct pcidev_status *devs, char *pcidev_bdf);
+uint32_t pcidev_init(uint16_t vendor_id, uint32_t bar, const struct pcidev_status *devs);
 #endif
 
 /* print.c */

Modified: trunk/flashrom.8
==============================================================================
--- trunk/flashrom.8	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/flashrom.8	Tue Jul  6 11:55:48 2010	(r1070)
@@ -183,7 +183,7 @@
 .BR "* ft2232_spi" " (for SPI flash ROMs attached to a FT2232H/FT4232H based\
 USB SPI programmer)"
 .sp
-.BR "* serprog" " (for flash ROMs attached to Urja's AVR programmer)"
+.BR "* serprog" " (for flash ROMs attached to a programmer speaking serprog)"
 .sp
 .BR "* buspirate_spi" " (for SPI flash ROMs attached to a Bus Pirate)"
 .sp
@@ -296,22 +296,23 @@
 .BR "dummy " programmer
 An optional parameter specifies the bus types it
 should support. For that you have to use the
-.B "flashrom \-p dummy:type"
+.B "flashrom \-p dummy:bus=[type[+type[+type]]]"
 syntax where
 .B type
-can be any comma-separated combination of
-.BR parallel ", " lpc ", " fwh ", " spi ", or " all
-(in any order).
+can be any of
+.BR parallel ", " lpc ", " fwh ", " spi
+in any order. If you specify bus without type, all buses will be disabled.
+If you do not specify bus, all buses will be enabled.
 .sp
 Example:
-.B "flashrom \-p dummy:lpc,fwh"
+.B "flashrom \-p dummy:bus=lpc+fwh"
 .TP
 .BR "nic3com" , " nicrealtek" , " nicsmc1211" , " gfxnvidia" , " satasii \
 " and " atahpt " programmers
 These programmers have an option to specify the PCI address of the card
 your want to use, which must be specified if more than one card supported
 by the selected programmer is installed in your system. The syntax is
-.BR "flashrom \-p xxxx:bb:dd.f" ,
+.BR "flashrom \-p xxxx:pci=bb:dd.f" ,
 where
 .B xxxx
 is the name of the programmer
@@ -323,7 +324,7 @@
 is the PCI function number of the desired device.
 .sp
 Example:
-.B "flashrom \-p nic3com:05:04.0"
+.B "flashrom \-p nic3com:pci=05:04.0"
 .TP
 .BR "it87spi " programmer
 An optional
@@ -342,7 +343,7 @@
 An optional parameter specifies the controller
 type and interface/port it should support. For that you have to use the
 .sp
-.B "  flashrom \-p ft2232_spi:model,port=interface"
+.B "  flashrom \-p ft2232_spi:type=model,port=interface"
 .sp
 syntax where
 .B model
@@ -363,11 +364,11 @@
 programmer. In the device/baud combination, the device has to start with a
 slash. For serial, you have to use the
 .sp
-.B "  flashrom \-p serprog:/dev/device:baud"
+.B "  flashrom \-p serprog:dev=/dev/device:baud"
 .sp
 syntax and for IP, you have to use
 .sp
-.B "  flashrom \-p serprog:ip:port"
+.B "  flashrom \-p serprog:ip=ipaddr:port"
 .sp
 instead. More information about serprog is available in
 .B serprog-protocol.txt

Modified: trunk/flashrom.c
==============================================================================
--- trunk/flashrom.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/flashrom.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -434,6 +434,7 @@
 
 int programmer_init(char *param)
 {
+	int ret;
 	/* Initialize all programmer specific data. */
 	/* Default to unlimited decode sizes. */
 	max_rom_decode = (const struct decode_sizes) {
@@ -456,7 +457,13 @@
 	programmer_param = param;
 	msg_pdbg("Initializing %s programmer\n",
 		 programmer_table[programmer].name);
-	return programmer_table[programmer].init();
+	ret = programmer_table[programmer].init();
+	if (programmer_param && strlen(programmer_param)) {
+		msg_perr("Unhandled programmer parameters: %s\n",
+			 programmer_param);
+		/* Do not error out here, the init itself was successful. */
+	}
+	return ret;
 }
 
 int programmer_shutdown(void)
@@ -564,22 +571,24 @@
 char *strcat_realloc(char *dest, const char *src)
 {
 	dest = realloc(dest, strlen(dest) + strlen(src) + 1);
-	if (!dest)
+	if (!dest) {
+		msg_gerr("Out of memory!\n");
 		return NULL;
+	}
 	strcat(dest, src);
 	return dest;
 }
 
 /* This is a somewhat hacked function similar in some ways to strtok().
- * It will look for needle in haystack, return a copy of needle and remove
- * everything from the first occurrence of needle to the next delimiter
- * from haystack.
+ * It will look for needle with a subsequent '=' in haystack, return a copy of
+ * needle and remove everything from the first occurrence of needle to the next
+ * delimiter from haystack.
  */
 char *extract_param(char **haystack, char *needle, char *delim)
 {
-	char *param_pos, *rest, *tmp;
-	char *dev = NULL;
-	int devlen;
+	char *param_pos, *opt_pos, *rest;
+	char *opt = NULL;
+	int optlen;
 	int needlelen;
 
 	needlelen = strlen(needle);
@@ -595,43 +604,41 @@
 	do {
 		if (!param_pos)
 			return NULL;
-		/* Beginning of the string? */
-		if (param_pos == *haystack)
-			break;
-		/* After a delimiter? */
-		if (strchr(delim, *(param_pos - 1)))
-			break;
+		/* Needle followed by '='? */
+		if (param_pos[needlelen] == '=') {
+			
+			/* Beginning of the string? */
+			if (param_pos == *haystack)
+				break;
+			/* After a delimiter? */
+			if (strchr(delim, *(param_pos - 1)))
+				break;
+		}
 		/* Continue searching. */
 		param_pos++;
 		param_pos = strstr(param_pos, needle);
 	} while (1);
-		
+	
 	if (param_pos) {
-		param_pos += strlen(needle);
-		devlen = strcspn(param_pos, delim);
-		if (devlen) {
-			dev = malloc(devlen + 1);
-			if (!dev) {
-				msg_gerr("Out of memory!\n");
-				exit(1);
-			}
-			strncpy(dev, param_pos, devlen);
-			dev[devlen] = '\0';
-		}
-		rest = param_pos + devlen;
-		rest += strspn(rest, delim);
-		param_pos -= strlen(needle);
-		memmove(param_pos, rest, strlen(rest) + 1);
-		tmp = realloc(*haystack, strlen(*haystack) + 1);
-		if (!tmp) {
+		/* Get the string after needle and '='. */
+		opt_pos = param_pos + needlelen + 1;
+		optlen = strcspn(opt_pos, delim);
+		/* Return an empty string if the parameter was empty. */
+		opt = malloc(optlen + 1);
+		if (!opt) {
 			msg_gerr("Out of memory!\n");
 			exit(1);
 		}
-		*haystack = tmp;
+		strncpy(opt, opt_pos, optlen);
+		opt[optlen] = '\0';
+		rest = opt_pos + optlen;
+		/* Skip all delimiters after the current parameter. */
+		rest += strspn(rest, delim);
+		memmove(param_pos, rest, strlen(rest) + 1);
+		/* We could shrink haystack, but the effort is not worth it. */
 	}
-	
 
-	return dev;
+	return opt;
 }
 
 /* start is an offset to the base address of the flash chip */

Modified: trunk/ft2232_spi.c
==============================================================================
--- trunk/ft2232_spi.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/ft2232_spi.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -76,46 +76,49 @@
 	int f;
 	struct ftdi_context *ftdic = &ftdic_context;
 	unsigned char buf[512];
-	char *portpos = NULL;
 	int ft2232_type = FTDI_FT4232H;
 	enum ftdi_interface ft2232_interface = INTERFACE_B;
+	char *arg;
 
-	if (ftdi_init(ftdic) < 0) {
-		msg_perr("ftdi_init failed\n");
-		return EXIT_FAILURE; // TODO
-	}
-
-	if (programmer_param && !strlen(programmer_param)) {
-		free(programmer_param);
-		programmer_param = NULL;
-	}
-	if (programmer_param) {
-		if (strstr(programmer_param, "2232"))
+	arg = extract_param(&programmer_param, "type", ",:");
+	if (arg) {
+		if (!strcasecmp(arg, "2232H"))
 			ft2232_type = FTDI_FT2232H;
-		if (strstr(programmer_param, "4232"))
+		else if (!strcasecmp(arg, "4232H"))
 			ft2232_type = FTDI_FT4232H;
-		portpos = strstr(programmer_param, "port=");
-		if (portpos) {
-			portpos += 5;
-			switch (toupper(*portpos)) {
-			case 'A':
-				ft2232_interface = INTERFACE_A;
-				break;
-			case 'B':
-				ft2232_interface = INTERFACE_B;
-				break;
-			default:
-				msg_perr("Invalid interface specified, "
-					"using default.\n");
-			}
+		else {
+			msg_perr("Error: Invalid device type specified.\n");
+			free(arg);
+			return 1;
 		}
-		free(programmer_param);
 	}
+	free(arg);
+	arg = extract_param(&programmer_param, "port", ",:");
+	if (arg) {
+		switch (toupper(*arg)) {
+		case 'A':
+			ft2232_interface = INTERFACE_A;
+			break;
+		case 'B':
+			ft2232_interface = INTERFACE_B;
+			break;
+		default:
+			msg_perr("Error: Invalid port/interface specified.\n");
+			free(arg);
+			return 1;
+		}
+	}
+	free(arg);
 	msg_pdbg("Using device type %s ",
 		     (ft2232_type == FTDI_FT2232H) ? "2232H" : "4232H");
 	msg_pdbg("interface %s\n",
 		     (ft2232_interface == INTERFACE_A) ? "A" : "B");
 
+	if (ftdi_init(ftdic) < 0) {
+		msg_perr("ftdi_init failed\n");
+		return EXIT_FAILURE; // TODO
+	}
+
 	f = ftdi_usb_open(ftdic, 0x0403, ft2232_type);
 
 	if (f < 0 && f != -5) {

Modified: trunk/gfxnvidia.c
==============================================================================
--- trunk/gfxnvidia.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/gfxnvidia.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -62,7 +62,8 @@
 	get_io_perms();
 
 	io_base_addr = pcidev_init(PCI_VENDOR_ID_NVIDIA, PCI_BASE_ADDRESS_0,
-				   gfx_nvidia, programmer_param);
+				   gfx_nvidia);
+
 	io_base_addr += 0x300000;
 	msg_pinfo("Detected NVIDIA I/O base address: 0x%x.\n", io_base_addr);
 
@@ -87,7 +88,6 @@
 	reg32 |= (1 << 0);
 	pci_write_long(pcidev_dev, 0x50, reg32);
 
-	free(programmer_param);
 	pci_cleanup(pacc);
 	release_io_perms();
 	return 0;

Modified: trunk/internal.c
==============================================================================
--- trunk/internal.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/internal.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -121,36 +121,45 @@
 	int force_laptop = 0;
 	char *arg;
 
-	arg = extract_param(&programmer_param, "boardenable=", ",:");
+	arg = extract_param(&programmer_param, "boardenable", ",:");
 	if (arg && !strcmp(arg,"force")) {
 		force_boardenable = 1;
 	} else if (arg && !strlen(arg)) {
 		msg_perr("Missing argument for boardenable.\n");
+		free(arg);
+		return 1;
 	} else if (arg) {
 		msg_perr("Unknown argument for boardenable: %s\n", arg);
-		exit(1);
+		free(arg);
+		return 1;
 	}
 	free(arg);
 
-	arg = extract_param(&programmer_param, "boardmismatch=", ",:");
+	arg = extract_param(&programmer_param, "boardmismatch", ",:");
 	if (arg && !strcmp(arg,"force")) {
 		force_boardmismatch = 1;
 	} else if (arg && !strlen(arg)) {
 		msg_perr("Missing argument for boardmismatch.\n");
+		free(arg);
+		return 1;
 	} else if (arg) {
 		msg_perr("Unknown argument for boardmismatch: %s\n", arg);
-		exit(1);
+		free(arg);
+		return 1;
 	}
 	free(arg);
 
-	arg = extract_param(&programmer_param, "laptop=", ",:");
+	arg = extract_param(&programmer_param, "laptop", ",:");
 	if (arg && !strcmp(arg,"force_I_want_a_brick")) {
 		force_laptop = 1;
 	} else if (arg && !strlen(arg)) {
 		msg_perr("Missing argument for laptop.\n");
+		free(arg);
+		return 1;
 	} else if (arg) {
 		msg_perr("Unknown argument for laptop: %s\n", arg);
-		exit(1);
+		free(arg);
+		return 1;
 	}
 	free(arg);
 

Modified: trunk/it87spi.c
==============================================================================
--- trunk/it87spi.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/it87spi.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -142,22 +142,24 @@
 		flashport = sio_read(port, 0x64) << 8;
 		flashport |= sio_read(port, 0x65);
 		msg_pdbg("Serial flash port 0x%04x\n", flashport);
-		if (programmer_param && !strlen(programmer_param)) {
-			free(programmer_param);
-			programmer_param = NULL;
-		}
-		if (programmer_param) {
-			portpos = extract_param(&programmer_param,
-						"it87spiport=", ",:");
-			if (portpos) {
-				flashport = strtol(portpos, (char **)NULL, 0);
-				msg_pinfo("Forcing serial flash port 0x%04x\n",
-					  flashport);
-				sio_write(port, 0x64, (flashport >> 8));
-				sio_write(port, 0x65, (flashport & 0xff));
-				free(portpos);
-			}
+		/* Non-default port requested? */
+		portpos = extract_param(&programmer_param, "it87spiport", ",:");
+		if (portpos && strlen(portpos)) {
+			flashport = strtol(portpos, (char **)NULL, 0);
+			msg_pinfo("Forcing serial flash port 0x%04x\n",
+				  flashport);
+			sio_write(port, 0x64, (flashport >> 8));
+			sio_write(port, 0x65, (flashport & 0xff));
+		} else if (portpos) {
+			msg_perr("Error: it87spiport specified, but no port "
+				 "given.\n");
+			free(portpos);
+			/* FIXME: Return failure here once it87spi_common_init()
+			 * can handle the return value sanely.
+			 */
+			exit(1);
 		}
+		free(portpos);
 		exit_conf_mode_ite(port);
 		break;
 	/* TODO: Handle more IT87xx if they support flash translation */

Modified: trunk/nic3com.c
==============================================================================
--- trunk/nic3com.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/nic3com.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -59,7 +59,8 @@
 	get_io_perms();
 
 	io_base_addr = pcidev_init(PCI_VENDOR_ID_3COM, PCI_BASE_ADDRESS_0,
-				   nics_3com, programmer_param);
+				   nics_3com);
+
 	id = pcidev_dev->device_id;
 
 	/* 3COM 3C90xB cards need a special fixup. */
@@ -96,7 +97,6 @@
 		OUTL(internal_conf, io_base_addr + INTERNAL_CONFIG);
 	}
 
-	free(programmer_param);
 	pci_cleanup(pacc);
 	release_io_perms();
 	return 0;

Modified: trunk/nicnatsemi.c
==============================================================================
--- trunk/nicnatsemi.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/nicnatsemi.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -39,7 +39,7 @@
 	get_io_perms();
 
 	io_base_addr = pcidev_init(PCI_VENDOR_ID_NATSEMI, PCI_BASE_ADDRESS_0,
-				   nics_natsemi, programmer_param);
+				   nics_natsemi);
 
 	buses_supported = CHIP_BUSTYPE_PARALLEL;
 
@@ -48,7 +48,6 @@
 
 int nicnatsemi_shutdown(void)
 {
-	free(programmer_param);
 	pci_cleanup(pacc);
 	release_io_perms();
 	return 0;

Modified: trunk/nicrealtek.c
==============================================================================
--- trunk/nicrealtek.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/nicrealtek.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -44,7 +44,7 @@
 	get_io_perms();
 
 	io_base_addr = pcidev_init(PCI_VENDOR_ID_REALTEK, PCI_BASE_ADDRESS_0,
-				   nics_realtek, programmer_param);
+				   nics_realtek);
 
 	buses_supported = CHIP_BUSTYPE_PARALLEL;
 
@@ -56,7 +56,7 @@
 	get_io_perms();
 
 	io_base_addr = pcidev_init(PCI_VENDOR_ID_SMC1211, PCI_BASE_ADDRESS_0,
-				   nics_realteksmc1211, programmer_param);
+				   nics_realteksmc1211);
 
 	buses_supported = CHIP_BUSTYPE_PARALLEL;
 
@@ -66,7 +66,6 @@
 int nicrealtek_shutdown(void)
 {
 	/* FIXME: We forgot to disable software access again. */
-	free(programmer_param);
 	pci_cleanup(pacc);
 	release_io_perms();
 	return 0;

Modified: trunk/pcidev.c
==============================================================================
--- trunk/pcidev.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/pcidev.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -78,10 +78,11 @@
 }
 
 uint32_t pcidev_init(uint16_t vendor_id, uint32_t bar,
-		     const struct pcidev_status *devs, char *pcidev_bdf)
+		     const struct pcidev_status *devs)
 {
 	struct pci_dev *dev;
 	struct pci_filter filter;
+	char *pcidev_bdf;
 	char *msg = NULL;
 	int found = 0;
 	uint32_t addr = 0, curaddr = 0;
@@ -93,12 +94,14 @@
 
 	/* Filter by vendor and also bb:dd.f (if supplied by the user). */
 	filter.vendor = vendor_id;
+	pcidev_bdf = extract_param(&programmer_param, "pci", ",");
 	if (pcidev_bdf != NULL) {
 		if ((msg = pci_filter_parse_slot(&filter, pcidev_bdf))) {
 			msg_perr("Error: %s\n", msg);
 			exit(1);
 		}
 	}
+	free(pcidev_bdf);
 
 	for (dev = pacc->devices; dev; dev = dev->next) {
 		if (pci_filter_match(&filter, dev)) {

Modified: trunk/satasii.c
==============================================================================
--- trunk/satasii.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/satasii.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -46,8 +46,8 @@
 
 	get_io_perms();
 
-	pcidev_init(PCI_VENDOR_ID_SII, PCI_BASE_ADDRESS_0, satas_sii,
-		    programmer_param);
+	pcidev_init(PCI_VENDOR_ID_SII, PCI_BASE_ADDRESS_0, satas_sii);
+
 	id = pcidev_dev->device_id;
 
 	if ((id == 0x3132) || (id == 0x3124)) {
@@ -71,7 +71,6 @@
 
 int satasii_shutdown(void)
 {
-	free(programmer_param);
 	pci_cleanup(pacc);
 	release_io_perms();
 	return 0;

Modified: trunk/serprog.c
==============================================================================
--- trunk/serprog.c	Sat Jul  3 14:14:25 2010	(r1069)
+++ trunk/serprog.c	Tue Jul  6 11:55:48 2010	(r1070)
@@ -298,43 +298,80 @@
 int serprog_init(void)
 {
 	uint16_t iface;
-	int len;
 	unsigned char pgmname[17];
 	unsigned char rbuf[3];
 	unsigned char c;
-	char *num;
-	char *dev;
-	msg_pspew("%s\n", __func__);
-	/* the parameter is either of format "/dev/device:baud" or "ip:port" */
-	if ((!programmer_param) || (!strlen(programmer_param))) {
-		nodevice:
-		msg_perr("Error: No device/host given for the serial programmer driver.\n"
-			"Use flashrom -p serprog=/dev/device:baud or flashrom -p serprog=ip:port\n");
-		exit(1);
-	}
-	num = strstr(programmer_param, ":");
-	len = num - programmer_param;
-	if (!len) goto nodevice;
-	if (!num) {
-		msg_perr("Error: No port or baudrate specified to serial programmer driver.\n"
-			"Use flashrom -p serprog=/dev/device:baud or flashrom -p serprog=ip:port\n");
-		exit(1);
-	}
-	len = num - programmer_param;
-	dev = malloc(len + 1);
-	if (!dev) sp_die("Error: memory allocation failure");
-	memcpy(dev, programmer_param, len);
-	dev[len] = 0;
-	num = strdup(num + 1);
-	if (!num) sp_die("Error: memory allocation failure");
-	free(programmer_param);
-	programmer_param = NULL;
+	char *device;
+	char *baudport;
+	int have_device = 0;
 
-	if (dev[0] == '/') sp_fd = sp_openserport(dev, atoi(num));
-	else sp_fd = sp_opensocket(dev, atoi(num));
+	/* the parameter is either of format "dev=/dev/device:baud" or "ip=ip:port" */
+	device = extract_param(&programmer_param, "dev", ",");
+	if (device && strlen(device)) {
+		baudport = strstr(device, ":");
+		if (baudport) {
+			/* Split device from baudrate. */
+			*baudport = '\0';
+			baudport++;
+		}
+		if (!baudport || !strlen(baudport)) {
+			msg_perr("Error: No baudrate specified.\n"
+				 "Use flashrom -p serprog:dev=/dev/device:baud\n");
+			free(device);
+			return 1;		
+		}
+		if (strlen(device)) {
+			sp_fd = sp_openserport(device, atoi(baudport));
+			have_device++;
+		}
+	}
+	if (device && !strlen(device)) {
+		msg_perr("Error: No device specified.\n"
+			 "Use flashrom -p serprog:dev=/dev/device:baud\n");
+		free(device);
+		return 1;
+	}
+	free(device);
 
-	free(dev); dev = NULL;
-	free(num); num = NULL;
+	device = extract_param(&programmer_param, "ip", ",");
+	if (have_device && device) {
+		msg_perr("Error: Both host and device specified.\n"
+			 "Please use either dev= or ip= but not both.\n");
+		free(device);
+		return 1;
+	}
+	if (device && strlen(device)) {
+		baudport = strstr(device, ":");
+		if (baudport) {
+			/* Split host from port. */
+			*baudport = '\0';
+			baudport++;
+		}
+		if (!baudport || !strlen(baudport)) {
+			msg_perr("Error: No port specified.\n"
+				 "Use flashrom -p serprog:ip=ipaddr:port\n");
+			free(device);
+			return 1;		
+		}
+		if (strlen(device)) {
+			sp_fd = sp_opensocket(device, atoi(baudport));
+			have_device++;
+		}
+	}
+	if (device && !strlen(device)) {
+		msg_perr("Error: No host specified.\n"
+			 "Use flashrom -p serprog:ip=ipaddr:port\n");
+		free(device);
+		return 1;
+	}
+	free(device);
+
+	if (!have_device) {
+		msg_perr("Error: Neither host nor device specified.\n"
+			 "Use flashrom -p serprog:dev=/dev/device:baud or "
+			 "flashrom -p serprog:ip=ipaddr:port\n");
+		return 1;
+	}
 
 	msg_pdbg(MSGHEADER "connected - attempting to synchronize\n");
 




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