diff --git a/sys/amd64/conf/GENERIC b/sys/amd64/conf/GENERIC
index 14f2c9d02ac..548d9adf794 100644
--- a/sys/amd64/conf/GENERIC
+++ b/sys/amd64/conf/GENERIC
@@ -123,11 +123,7 @@ device		siis			# SiliconImage SiI3124/SiI3132/SiI3531 SATA
 
 # SCSI Controllers
 device		ahc			# AHA2940 and onboard AIC7xxx devices
-options 	AHC_REG_PRETTY_PRINT	# Print register bitfields in debug
-					# output.  Adds ~128k to driver.
 device		ahd			# AHA39320/29320 and onboard AIC79xx devices
-options 	AHD_REG_PRETTY_PRINT	# Print register bitfields in debug
-					# output.  Adds ~215k to driver.
 device		esp			# AMD Am53C974 (Tekram DC-390(T))
 device		hptiop			# Highpoint RocketRaid 3xxx series
 device		isp			# Qlogic family
diff --git a/sys/arm/conf/CRB b/sys/arm/conf/CRB
index 2256ff7a6d0..8e333c36d6f 100644
--- a/sys/arm/conf/CRB
+++ b/sys/arm/conf/CRB
@@ -84,11 +84,6 @@ device		"7seg"
 
 # SCSI Controllers
 
-#options 	AHC_REG_PRETTY_PRINT	# Print register bitfields in debug
-					# output.  Adds ~128k to driver.
-#options 	AHD_REG_PRETTY_PRINT	# Print register bitfields in debug
-					# output.  Adds ~215k to driver.
-
 options 	XSCALE_CACHE_READ_WRITE_ALLOCATE
 device		md
 device		random			# Entropy device
diff --git a/sys/i386/conf/GENERIC b/sys/i386/conf/GENERIC
index 6e3f9b9a8cc..aab1d740d52 100644
--- a/sys/i386/conf/GENERIC
+++ b/sys/i386/conf/GENERIC
@@ -120,11 +120,6 @@ device		siis			# SiliconImage SiI3124/SiI3132/SiI3531 SATA
 
 # SCSI Controllers
 device		ahc			# AHA2940 and onboard AIC7xxx devices
-options 	AHC_REG_PRETTY_PRINT	# Print register bitfields in debug
-					# output.  Adds ~128k to driver.
-device		ahd			# AHA39320/29320 and onboard AIC79xx devices
-options 	AHD_REG_PRETTY_PRINT	# Print register bitfields in debug
-					# output.  Adds ~215k to driver.
 device		esp			# AMD Am53C974 (Tekram DC-390(T))
 device		hptiop			# Highpoint RocketRaid 3xxx series
 device		isp			# Qlogic family
diff --git a/sys/mips/conf/OCTEON1 b/sys/mips/conf/OCTEON1
index 42f36772adc..1f8c292af1d 100644
--- a/sys/mips/conf/OCTEON1
+++ b/sys/mips/conf/OCTEON1
@@ -118,11 +118,7 @@ options 	ROOTDEVNAME=\"ufs:cf0s2a\"	# Default root filesystem.
 
 # SCSI Controllers
 device		ahc		# AHA2940 and onboard AIC7xxx devices
-options 	AHC_REG_PRETTY_PRINT	# Print register bitfields in debug
-					# output.  Adds ~128k to driver.
 device		ahd		# AHA39320/29320 and onboard AIC79xx devices
-options 	AHD_REG_PRETTY_PRINT	# Print register bitfields in debug
-					# output.  Adds ~215k to driver.
 device		esp		# AMD Am53C974 (Tekram DC-390(T))
 device		hptiop		# Highpoint RocketRaid 3xxx series
 device		isp		# Qlogic family
diff --git a/sys/modules/aic7xxx/ahc/Makefile b/sys/modules/aic7xxx/ahc/Makefile
index 8347d002f35..f1498495c28 100644
--- a/sys/modules/aic7xxx/ahc/Makefile
+++ b/sys/modules/aic7xxx/ahc/Makefile
@@ -9,7 +9,7 @@ KMOD=	ahc
 SUBDIR+= ahc_isa ahc_pci
 
 GENSRCS= aic7xxx_seq.h aic7xxx_reg.h
-AHC_REG_PRETTY_PRINT=1
+# AHC_REG_PRETTY_PRINT=1
 REG_PRINT_OPT=
 .ifdef AHC_REG_PRETTY_PRINT
 GENSRCS+= aic7xxx_reg_print.c
diff --git a/sys/modules/aic7xxx/ahd/Makefile b/sys/modules/aic7xxx/ahd/Makefile
index 20da514a26b..f6a9f0bdbd8 100644
--- a/sys/modules/aic7xxx/ahd/Makefile
+++ b/sys/modules/aic7xxx/ahd/Makefile
@@ -6,7 +6,7 @@ KMOD=	ahd
 
 GENSRCS= aic79xx_seq.h aic79xx_reg.h
 REG_PRINT_OPT=
-AHD_REG_PRETTY_PRINT=1
+# AHD_REG_PRETTY_PRINT=1
 .ifdef AHD_REG_PRETTY_PRINT
 GENSRCS += aic79xx_reg_print.c
 CFLAGS+= -DAHD_REG_PRETTY_PRINT=1
diff --git a/sys/powerpc/conf/GENERIC b/sys/powerpc/conf/GENERIC
index bcae983fa58..5eac9dd2120 100644
--- a/sys/powerpc/conf/GENERIC
+++ b/sys/powerpc/conf/GENERIC
@@ -118,8 +118,6 @@ device		siis		# SiliconImage SiI3124/SiI3132/SiI3531 SATA
 # SCSI Controllers
 device		ahc		# AHA2940 and onboard AIC7xxx devices
 options 	AHC_ALLOW_MEMIO	# Attempt to use memory mapped I/O
-options 	AHC_REG_PRETTY_PRINT	# Print register bitfields in debug
-					# output.  Adds ~128k to driver.
 device		isp		# Qlogic family
 device		ispfw		# Firmware module for Qlogic host adapters
 device		mpt		# LSI-Logic MPT-Fusion
diff --git a/sys/powerpc/conf/GENERIC64 b/sys/powerpc/conf/GENERIC64
index 67b550953d5..b1b1948e67e 100644
--- a/sys/powerpc/conf/GENERIC64
+++ b/sys/powerpc/conf/GENERIC64
@@ -114,8 +114,6 @@ device		siis		# SiliconImage SiI3124/SiI3132/SiI3531 SATA
 # SCSI Controllers
 device		ahc		# AHA2940 and onboard AIC7xxx devices
 options 	AHC_ALLOW_MEMIO	# Attempt to use memory mapped I/O
-options 	AHC_REG_PRETTY_PRINT	# Print register bitfields in debug
-					# output.  Adds ~128k to driver.
 device		isp		# Qlogic family
 device		ispfw		# Firmware module for Qlogic host adapters
 device		mpt		# LSI-Logic MPT-Fusion
diff --git a/sys/sparc64/conf/GENERIC b/sys/sparc64/conf/GENERIC
index 0f00fb2e02c..92416c04f4a 100644
--- a/sys/sparc64/conf/GENERIC
+++ b/sys/sparc64/conf/GENERIC
@@ -112,8 +112,6 @@ device		siis		# SiliconImage SiI3124/SiI3132/SiI3531 SATA
 # SCSI Controllers
 device		ahc		# AHA2940 and onboard AIC7xxx devices
 options 	AHC_ALLOW_MEMIO	# Attempt to use memory mapped I/O
-options 	AHC_REG_PRETTY_PRINT	# Print register bitfields in debug
-					# output.  Adds ~128k to driver.
 device		esp		# AMD Am53C974, Sun ESP and FAS	families
 device		isp		# Qlogic family
 device		ispfw		# Firmware module for Qlogic host adapters