diff --git a/Makefile b/Makefile
index ae06d7c..77731ed 100644
--- a/Makefile
+++ b/Makefile
@@ -43,13 +43,11 @@
 
 LIBS += -lpci
 
-OBJS = chipset_enable.o board_enable.o udelay.o jedec.o stm50flw0x0x.o \
-	sst28sf040.o am29f040b.o mx29f002.o m29f400bt.o pm29f002.o \
-	w49f002u.o 82802ab.o pm49fl00x.o sst49lf040.o en29f002a.o \
-	sst49lfxxxc.o sst_fwhub.o layout.o cbtable.o flashchips.o physmap.o \
-	flashrom.o w39v080fa.o sharplhf00l04.o w29ee011.o spi.o it87spi.o \
-	ichspi.o w39v040c.o sb600spi.o wbsio_spi.o m29f002.o internal.o \
-	pcidev.o print.o
+OBJS = jedec.o stm50flw0x0x.o w39v080fa.o sharplhf00l04.o w29ee011.o \
+	sst28sf040.o am29f040b.o mx29f002.o m29f400bt.o pm29f002.o w39v040c.o \
+	w49f002u.o 82802ab.o pm49fl00x.o sst49lf040.o en29f002a.o m29f002.o \
+	sst49lfxxxc.o sst_fwhub.o flashchips.o layout.o spi.o \
+	flashrom.o print.o physmap.o internal.o udelay.o
 
 all: pciutils features dep $(PROGRAM)
 
@@ -65,6 +63,9 @@
 
 SVNDEF := -D'FLASHROM_VERSION="$(VERSION)"'
 
+# Always enable internal/onboard support for now.
+CONFIG_INTERNAL ?= yes
+
 # Always enable serprog for now. Needs to be disabled on Windows.
 CONFIG_SERPROG ?= yes
 
@@ -95,6 +96,12 @@
 # Disable wiki printing by default. It is only useful if you have wiki access.
 CONFIG_PRINT_WIKI ?= no
 
+ifeq ($(CONFIG_INTERNAL), yes)
+FEATURE_CFLAGS += -D'INTERNAL_SUPPORT=1'
+OBJS += chipset_enable.o board_enable.o cbtable.o it87spi.o ichspi.o sb600spi.o wbsio_spi.o
+NEED_PCI := yes
+endif
+
 ifeq ($(CONFIG_SERPROG), yes)
 FEATURE_CFLAGS += -D'SERPROG_SUPPORT=1'
 OBJS += serprog.o
@@ -111,16 +118,19 @@
 ifeq ($(CONFIG_NIC3COM), yes)
 FEATURE_CFLAGS += -D'NIC3COM_SUPPORT=1'
 OBJS += nic3com.o
+NEED_PCI := yes
 endif
 
 ifeq ($(CONFIG_GFXNVIDIA), yes)
 FEATURE_CFLAGS += -D'GFXNVIDIA_SUPPORT=1'
 OBJS += gfxnvidia.o
+NEED_PCI := yes
 endif
 
 ifeq ($(CONFIG_SATASII), yes)
 FEATURE_CFLAGS += -D'SATASII_SUPPORT=1'
 OBJS += satasii.o
+NEED_PCI := yes
 endif
 
 FTDILIBS := $(shell pkg-config --libs libftdi 2>/dev/null || printf "%s" "-lftdi -lusb")
@@ -139,6 +149,7 @@
 ifeq ($(CONFIG_DRKAISER), yes)
 FEATURE_CFLAGS += -D'DRKAISER_SUPPORT=1'
 OBJS += drkaiser.o
+NEED_PCI := yes
 endif
 
 ifeq ($(CONFIG_BUSPIRATESPI), yes)
@@ -155,6 +166,11 @@
 endif
 endif
 
+ifeq ($(NEED_PCI), yes)
+FEATURE_CFLAGS += -D'NEED_PCI=1'
+OBJS += pcidev.o
+endif
+
 ifeq ($(CONFIG_PRINT_WIKI), yes)
 FEATURE_CFLAGS += -D'PRINT_WIKI_SUPPORT=1'
 OBJS += print_wiki.o
diff --git a/cbtable.c b/cbtable.c
index 9d7e758..2bc1bfa 100644
--- a/cbtable.c
+++ b/cbtable.c
@@ -30,6 +30,20 @@
 char *lb_part = NULL, *lb_vendor = NULL;
 int partvendor_from_cbtable = 0;
 
+void lb_vendor_dev_from_string(char *boardstring)
+{
+	char *tempstr2 = NULL;
+	strtok(boardstring, ":");
+	tempstr2 = strtok(NULL, ":");
+	if (tempstr2) {
+		lb_vendor = boardstring;
+		lb_part = tempstr2;
+	} else {
+		lb_vendor = NULL;
+		lb_part = boardstring;
+	}
+}
+
 static unsigned long compute_checksum(void *addr, unsigned long length)
 {
 	uint8_t *ptr;
diff --git a/chipset_enable.c b/chipset_enable.c
index 3bdd7d0..333d79d 100644
--- a/chipset_enable.c
+++ b/chipset_enable.c
@@ -32,27 +32,6 @@
 #include <fcntl.h>
 #include "flash.h"
 
-unsigned long flashbase = 0;
-
-/**
- * flashrom defaults to Parallel/LPC/FWH flash devices. If a known host
- * controller is found, the init routine sets the buses_supported bitfield to
- * contain the supported buses for that controller.
- */
-
-enum chipbustype buses_supported = CHIP_BUSTYPE_NONSPI;
-
-/**
- * Programmers supporting multiple buses can have differing size limits on
- * each bus. Store the limits for each bus in a common struct.
- */
-struct decode_sizes max_rom_decode = {
-	.parallel	= 0xffffffff,
-	.lpc		= 0xffffffff,
-	.fwh		= 0xffffffff,
-	.spi		= 0xffffffff
-};
-
 extern int ichspi_lock;
 
 static int enable_flash_ali_m1533(struct pci_dev *dev, const char *name)
diff --git a/flash.h b/flash.h
index 4178d47..a1bcdf0 100644
--- a/flash.h
+++ b/flash.h
@@ -30,7 +30,9 @@
 #include <unistd.h>
 #include <stdint.h>
 #include <stdio.h>
+#if NEED_PCI == 1
 #include <pci/pci.h>
+#endif
 
 /* for iopl and outb under Solaris */
 #if defined (__sun) && (defined(__i386) || defined(__amd64))
@@ -81,7 +83,9 @@
 typedef unsigned long chipaddr;
 
 enum programmer {
+#if INTERNAL_SUPPORT == 1
 	PROGRAMMER_INTERNAL,
+#endif
 #if DUMMY_SUPPORT == 1
 	PROGRAMMER_DUMMY,
 #endif
@@ -97,7 +101,9 @@
 #if SATASII_SUPPORT == 1
 	PROGRAMMER_SATASII,
 #endif
+#if INTERNAL_SUPPORT == 1
 	PROGRAMMER_IT87SPI,
+#endif
 #if FT2232_SPI_SUPPORT == 1
 	PROGRAMMER_FT2232SPI,
 #endif
@@ -269,6 +275,7 @@
 
 extern struct flashchip flashchips[];
 
+#if INTERNAL_SUPPORT == 1
 struct penable {
 	uint16_t vendor_id;
 	uint16_t device_id;
@@ -316,11 +323,13 @@
 extern const struct board_info boards_bad[];
 extern const struct board_info laptops_ok[];
 extern const struct board_info laptops_bad[];
+#endif
 
 /* udelay.c */
 void myusec_delay(int usecs);
 void myusec_calibrate_delay(void);
 
+#if NEED_PCI == 1
 /* pcidev.c */
 #define PCI_OK 0
 #define PCI_NT 1    /* Not tested */
@@ -338,11 +347,14 @@
 };
 uint32_t pcidev_validate(struct pci_dev *dev, uint32_t bar, struct pcidev_status *devs);
 uint32_t pcidev_init(uint16_t vendor_id, uint32_t bar, struct pcidev_status *devs, char *pcidev_bdf);
+#endif
 
 /* 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)
 void print_supported_pcidevs(struct pcidev_status *devs);
+#endif
 void print_supported_wiki(void);
 
 /* board_enable.c */
@@ -353,19 +365,8 @@
 void sio_mask(uint16_t port, uint8_t reg, uint8_t data, uint8_t mask);
 int board_flash_enable(const char *vendor, const char *part);
 
-struct decode_sizes {
-	uint32_t parallel;
-	uint32_t lpc;
-	uint32_t fwh;
-	uint32_t spi;
-};
-
 /* chipset_enable.c */
-extern enum chipbustype buses_supported;
 int chipset_flash_enable(void);
-extern struct decode_sizes max_rom_decode;
-
-extern unsigned long flashbase;
 
 /* physmap.c */
 void *physmap(const char *descr, unsigned long phys_addr, size_t len);
@@ -389,13 +390,16 @@
 #endif
 
 /* internal.c */
+#if NEED_PCI == 1
 struct pci_dev *pci_dev_find_filter(struct pci_filter filter);
 struct pci_dev *pci_dev_find_vendorclass(uint16_t vendor, uint16_t class);
 struct pci_dev *pci_dev_find(uint16_t vendor, uint16_t device);
 struct pci_dev *pci_card_find(uint16_t vendor, uint16_t device,
 			      uint16_t card_vendor, uint16_t card_device);
+#endif
 void get_io_perms(void);
 void release_io_perms(void);
+#if INTERNAL_SUPPORT == 1
 int internal_init(void);
 int internal_shutdown(void);
 void internal_chip_writeb(uint8_t val, chipaddr addr);
@@ -405,6 +409,7 @@
 uint16_t internal_chip_readw(const chipaddr addr);
 uint32_t internal_chip_readl(const chipaddr addr);
 void internal_chip_readn(uint8_t *buf, const chipaddr addr, size_t len);
+#endif
 void mmio_writeb(uint8_t val, void *addr);
 void mmio_writew(uint16_t val, void *addr);
 void mmio_writel(uint32_t val, void *addr);
@@ -428,6 +433,7 @@
 #endif
 
 /* dummyflasher.c */
+#if DUMMY_SUPPORT == 1
 int dummy_init(void);
 int dummy_shutdown(void);
 void *dummy_map(const char *descr, unsigned long phys_addr, size_t len);
@@ -442,34 +448,43 @@
 void dummy_chip_readn(uint8_t *buf, const chipaddr addr, size_t len);
 int dummy_spi_send_command(unsigned int writecnt, unsigned int readcnt,
 		      const unsigned char *writearr, unsigned char *readarr);
+#endif
 
 /* nic3com.c */
+#if NIC3COM_SUPPORT == 1
 int nic3com_init(void);
 int nic3com_shutdown(void);
 void nic3com_chip_writeb(uint8_t val, chipaddr addr);
 uint8_t nic3com_chip_readb(const chipaddr addr);
 extern struct pcidev_status nics_3com[];
+#endif
 
 /* gfxnvidia.c */
+#if GFXNVIDIA_SUPPORT == 1
 int gfxnvidia_init(void);
 int gfxnvidia_shutdown(void);
 void gfxnvidia_chip_writeb(uint8_t val, chipaddr addr);
 uint8_t gfxnvidia_chip_readb(const chipaddr addr);
 extern struct pcidev_status gfx_nvidia[];
+#endif
 
 /* drkaiser.c */
+#if DRKAISER_SUPPORT == 1
 int drkaiser_init(void);
 int drkaiser_shutdown(void);
 void drkaiser_chip_writeb(uint8_t val, chipaddr addr);
 uint8_t drkaiser_chip_readb(const chipaddr addr);
 extern struct pcidev_status drkaiser_pcidev[];
+#endif
 
 /* satasii.c */
+#if SATASII_SUPPORT == 1
 int satasii_init(void);
 int satasii_shutdown(void);
 void satasii_chip_writeb(uint8_t val, chipaddr addr);
 uint8_t satasii_chip_readb(const chipaddr addr);
 extern struct pcidev_status satas_sii[];
+#endif
 
 /* ft2232_spi.c */
 #define FTDI_FT2232H 0x6010
@@ -498,7 +513,16 @@
 int buspirate_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len);
 
 /* flashrom.c */
+extern enum chipbustype buses_supported;
+struct decode_sizes {
+	uint32_t parallel;
+	uint32_t lpc;
+	uint32_t fwh;
+	uint32_t spi;
+};
+extern struct decode_sizes max_rom_decode;
 extern char *programmer_param;
+extern unsigned long flashbase;
 extern int verbose;
 extern const char *flashrom_version;
 #define printf_debug(x...) { if (verbose) printf(x); }
@@ -522,6 +546,7 @@
 int handle_romentries(uint8_t *buffer, struct flashchip *flash);
 
 /* cbtable.c */
+void lb_vendor_dev_from_string(char *boardstring);
 int coreboot_init(void);
 extern char *lb_part, *lb_vendor;
 extern int partvendor_from_cbtable;
@@ -529,12 +554,14 @@
 /* spi.c */
 enum spi_controller {
 	SPI_CONTROLLER_NONE,
+#if INTERNAL_SUPPORT == 1
 	SPI_CONTROLLER_ICH7,
 	SPI_CONTROLLER_ICH9,
 	SPI_CONTROLLER_IT87XX,
 	SPI_CONTROLLER_SB600,
 	SPI_CONTROLLER_VIA,
 	SPI_CONTROLLER_WBSIO,
+#endif
 #if FT2232_SPI_SUPPORT == 1
 	SPI_CONTROLLER_FT2232,
 #endif
diff --git a/flashrom.c b/flashrom.c
index 64a6835..a0dedb5 100644
--- a/flashrom.c
+++ b/flashrom.c
@@ -33,10 +33,38 @@
 const char *flashrom_version = FLASHROM_VERSION;
 char *chip_to_probe = NULL;
 int verbose = 0;
+
+#if INTERNAL_SUPPORT == 1
 enum programmer programmer = PROGRAMMER_INTERNAL;
+#elif DUMMY_SUPPORT == 1
+enum programmer programmer = PROGRAMMER_DUMMY;
+#else
+/* Activating the #error explodes on make dep. */
+//#error Neither internal nor dummy selected
+#endif
+
 char *programmer_param = NULL;
 
+/**
+ * flashrom defaults to Parallel/LPC/FWH flash devices. If a known host
+ * controller is found, the init routine sets the buses_supported bitfield to
+ * contain the supported buses for that controller.
+ */
+enum chipbustype buses_supported = CHIP_BUSTYPE_NONSPI;
+
+/**
+ * Programmers supporting multiple buses can have differing size limits on
+ * each bus. Store the limits for each bus in a common struct.
+ */
+struct decode_sizes max_rom_decode = {
+	.parallel	= 0xffffffff,
+	.lpc		= 0xffffffff,
+	.fwh		= 0xffffffff,
+	.spi		= 0xffffffff
+};
+
 const struct programmer_entry programmer_table[] = {
+#if INTERNAL_SUPPORT == 1
 	{
 		.name			= "internal",
 		.init			= internal_init,
@@ -53,6 +81,7 @@
 		.chip_writen		= fallback_chip_writen,
 		.delay			= internal_delay,
 	},
+#endif
 
 #if DUMMY_SUPPORT == 1
 	{
@@ -149,6 +178,7 @@
 	},
 #endif
 
+#if INTERNAL_SUPPORT == 1
 	{
 		.name			= "it87spi",
 		.init			= it87spi_init,
@@ -165,6 +195,7 @@
 		.chip_writen		= fallback_chip_writen,
 		.delay			= internal_delay,
 	},
+#endif
 
 #if FT2232_SPI_SUPPORT == 1
 	{
@@ -308,6 +339,8 @@
 	return 0;
 }
 
+unsigned long flashbase = 0;
+
 int min(int a, int b)
 {
 	return (a < b) ? a : b;
@@ -866,7 +899,9 @@
 	     "   -E | --erase:                     erase flash device\n"
 	     "   -V | --verbose:                   more verbose output\n"
 	     "   -c | --chip <chipname>:           probe only for specified flash chip\n"
+#if INTERNAL_SUPPORT == 1
 	     "   -m | --mainboard <[vendor:]part>: override mainboard settings\n"
+#endif
 	     "   -f | --force:                     force write without checking image\n"
 	     "   -l | --layout <file.layout>:      read ROM layout from file\n"
 	     "   -i | --image <name>:              only flash image name from flash layout\n"
@@ -962,7 +997,7 @@
 
 	char *filename = NULL;
 
-	char *tempstr = NULL, *tempstr2 = NULL;
+	char *tempstr = NULL;
 
 	print_version();
 
@@ -1046,18 +1081,12 @@
 			}
 			erase_it = 1;
 			break;
+#if INTERNAL_SUPPORT == 1
 		case 'm':
 			tempstr = strdup(optarg);
-			strtok(tempstr, ":");
-			tempstr2 = strtok(NULL, ":");
-			if (tempstr2) {
-				lb_vendor = tempstr;
-				lb_part = tempstr2;
-			} else {
-				lb_vendor = NULL;
-				lb_part = tempstr;
-			}
+			lb_vendor_dev_from_string(tempstr);
 			break;
+#endif
 		case 'f':
 			force = 1;
 			break;
@@ -1224,7 +1253,8 @@
 		       "this flash part. Please include the flashrom\noutput "
 		       "with the additional -V option for all operations you "
 		       "tested (-V, -rV,\n-wV, -EV), and mention which "
-		       "mainboard you tested. Thanks for your help!\n===\n");
+		       "mainboard or programmer you tested. Thanks for your "
+		       "help!\n===\n");
 	}
 
 	size = flash->total_size * 1024;
@@ -1318,7 +1348,9 @@
 		}
 
 		numbytes = fread(buf, 1, size, image);
+#if INTERNAL_SUPPORT == 1
 		show_id(buf, size, force);
+#endif
 		fclose(image);
 		if (numbytes != size) {
 			fprintf(stderr, "Error: Failed to read file. Got %ld bytes, wanted %ld!\n", numbytes, size);
diff --git a/internal.c b/internal.c
index fc662c5..cfb83d7 100644
--- a/internal.c
+++ b/internal.c
@@ -31,6 +31,7 @@
 int io_fd;
 #endif
 
+#if NEED_PCI == 1
 struct pci_dev *pci_dev_find_filter(struct pci_filter filter)
 {
 	struct pci_dev *temp;
@@ -99,6 +100,7 @@
 
 	return NULL;
 }
+#endif
 
 void get_io_perms(void)
 {
@@ -122,6 +124,7 @@
 #endif
 }
 
+#if INTERNAL_SUPPORT == 1
 int internal_init(void)
 {
 	int ret = 0;
@@ -163,6 +166,7 @@
 
 	return 0;
 }
+#endif
 
 void internal_chip_writeb(uint8_t val, chipaddr addr)
 {
diff --git a/layout.c b/layout.c
index c432ebe..26b7c6a 100644
--- a/layout.c
+++ b/layout.c
@@ -23,8 +23,10 @@
 #include <ctype.h>
 #include "flash.h"
 
+#if INTERNAL_SUPPORT == 1
 char *mainboard_vendor = NULL;
 char *mainboard_part = NULL;
+#endif
 int romimages = 0;
 
 #define MAX_ROMLAYOUT	16
@@ -38,6 +40,7 @@
 
 romlayout_t rom_entries[MAX_ROMLAYOUT];
 
+#if INTERNAL_SUPPORT == 1 /* FIXME: Move the whole block to cbtable.c? */
 static char *def_name = "DEFAULT";
 
 int show_id(uint8_t *bios, int size, int force)
@@ -126,6 +129,7 @@
 
 	return 0;
 }
+#endif
 
 int read_romlayout(char *name)
 {
diff --git a/print.c b/print.c
index a2a6c63..3f2f397 100644
--- a/print.c
+++ b/print.c
@@ -144,6 +144,7 @@
 	}
 }
 
+#if INTERNAL_SUPPORT == 1
 void print_supported_chipsets(void)
 {
 	int i, j, chipsetcount = 0;
@@ -221,12 +222,15 @@
 	print_supported_boards_helper(laptops_bad,
 		"Laptops which have been verified to NOT work yet");
 }
+#endif
 
 void print_supported(void)
 {
 		print_supported_chips();
+#if INTERNAL_SUPPORT == 1
 		print_supported_chipsets();
 		print_supported_boards();
+#endif
 		printf("\nSupported PCI devices flashrom can use "
 		       "as programmer:\n\n");
 #if NIC3COM_SUPPORT == 1
@@ -244,6 +248,7 @@
 }
 
 
+#if INTERNAL_SUPPORT == 1
 /* Please keep this list alphabetically ordered by vendor/board. */
 const struct board_info boards_ok[] = {
 	/* Verified working boards that don't need write-enables. */
@@ -394,4 +399,5 @@
 
 	{},
 };
+#endif
 
diff --git a/spi.c b/spi.c
index 14beed7..a2b26c5 100644
--- a/spi.c
+++ b/spi.c
@@ -40,6 +40,7 @@
 		.write_256 = NULL,
 	},
 
+#if INTERNAL_SUPPORT == 1
 	{ /* SPI_CONTROLLER_ICH7 */
 		.command = ich_spi_send_command,
 		.multicommand = ich_spi_send_multicommand,
@@ -81,6 +82,7 @@
 		.read = wbsio_spi_read,
 		.write_256 = wbsio_spi_write_1,
 	},
+#endif
 
 #if FT2232_SPI_SUPPORT == 1
 	{ /* SPI_CONTROLLER_FT2232 */
@@ -308,11 +310,13 @@
 {
 	/* only some SPI chipsets support 4 bytes commands */
 	switch (spi_controller) {
+#if INTERNAL_SUPPORT == 1
 	case SPI_CONTROLLER_ICH7:
 	case SPI_CONTROLLER_ICH9:
 	case SPI_CONTROLLER_VIA:
 	case SPI_CONTROLLER_SB600:
 	case SPI_CONTROLLER_WBSIO:
+#endif
 #if FT2232_SPI_SUPPORT == 1
 	case SPI_CONTROLLER_FT2232:
 #endif
@@ -1042,10 +1046,12 @@
 	int result;
 
 	switch (spi_controller) {
+#if INTERNAL_SUPPORT == 1
 	case SPI_CONTROLLER_WBSIO:
 		fprintf(stderr, "%s: impossible with Winbond SPI masters,"
 				" degrading to byte program\n", __func__);
 		return spi_chip_write_1(flash, buf);
+#endif
 	default:
 		break;
 	}