Add test-only TRS-80 formats.

Author: davidgiven

Makefile

@@ -196,6 +196,10 @@ $(call do-encodedecodetest,mac800,scripts/mac800_test.textpb)
 $(call do-encodedecodetest,n88basic)
 $(call do-encodedecodetest,rx50)
 $(call do-encodedecodetest,tids990)
+$(call do-encodedecodetest,trs80_88,,--35)
+$(call do-encodedecodetest,trs80_88,,--40)
+$(call do-encodedecodetest,trs80_175,,--35)
+$(call do-encodedecodetest,trs80_175,,--40)
 $(call do-encodedecodetest,victor9k_ss)
 $(call do-encodedecodetest,victor9k_ds)
 

scripts/encodedecodetest.sh

@@ -15,7 +15,9 @@ trap "rm -f $srcfile $fluxfile $destfile" EXIT
 
 dd if=/dev/urandom of=$srcfile bs=1048576 count=2 2>&1
 
+echo $fluxengine write $format -i $srcfile -d $fluxfile --drive.rotational_period_ms=200 "$@"
 $fluxengine write $format -i $srcfile -d $fluxfile --drive.rotational_period_ms=200 "$@"
+echo $fluxengine read $format -s $fluxfile -o $destfile --drive.rotational_period_ms=200 "$@"
 $fluxengine read $format -s $fluxfile -o $destfile --drive.rotational_period_ms=200 "$@"
 if [ ! -s $destfile ]; then
 	echo "Zero length output file!" >&2

src/formats/build.mk

@@ -63,6 +63,8 @@ FORMATS = \
 	rx50 \
 	shugart_drive \
 	tids990 \
+	trs80_88 \
+	trs80_175 \
 	victor9k_ds \
 	victor9k_ss \
 	zilogmcz \

src/formats/trs80_175.textpb

@@ -0,0 +1,71 @@
+comment: 'TRS-80 175kB 5.25" 35-track 10-sector SSDD'
+
+image_reader {
+	filename: "trs80-175.img"
+	img {}
+}
+
+image_writer {
+	filename: "trs80-175.img"
+	img {}
+}
+
+layout {
+	tracks: 35
+	sides: 1
+	layoutdata {
+		sector_size: 512
+		physical {
+			start_sector: 0
+			count: 10
+		}
+	}
+}
+
+encoder {
+	ibm {
+		trackdata {
+			target_rotational_period_ms: 167
+			target_clock_period_us: 3.333
+			emit_iam: false
+			gap0: 80
+			gap2: 22
+			gap3: 34
+		}
+		trackdata {
+			track: 17
+			dam_byte: 0xf56e
+		}
+	}
+}
+
+decoder {
+	ibm {}
+}
+
+tpi: 48
+
+option {
+	name: "35"
+	comment: "35-track variant (default)"
+	message: "using 35-track variant"
+	
+	config {
+		layout {
+			tracks: 35
+		}
+	}
+}
+	
+option {
+	name: "40"
+	comment: "40-track variant"
+	message: "using 40-track variant"
+	
+	config {
+		layout {
+			tracks: 40
+		}
+	}
+}
+

src/formats/trs80_88.textpb

@@ -0,0 +1,74 @@
+comment: 'TRS-80 88kB 5.25" 35-track 10-sector SSSD'
+
+image_reader {
+	filename: "trs80-88.img"
+	img {}
+}
+
+image_writer {
+	filename: "trs80-88.img"
+	img {}
+}
+
+layout {
+	tracks: 35
+	sides: 1
+	layoutdata {
+		sector_size: 256
+		physical {
+			start_sector: 0
+			count: 10
+		}
+	}
+}
+
+encoder {
+	ibm {
+		trackdata {
+			target_rotational_period_ms: 167
+			target_clock_period_us: 3.333
+			emit_iam: false
+			use_fm: true
+			gap0: 0x10
+			gap2: 0x09
+			gap3: 0x10
+			idam_byte: 0xf57e
+            dam_byte: 0xf56f
+            gap_fill_byte: 0xffff
+		}
+		trackdata {
+			track: 17
+		}
+	}
+}
+
+decoder {
+	ibm {}
+}
+
+tpi: 48
+
+option {
+	name: "35"
+	comment: "35-track variant (default)"
+	message: "using 35-track variant"
+	
+	config {
+		layout {
+			tracks: 35
+		}
+	}
+}
+	
+option {
+	name: "40"
+	comment: "40-track variant"
+	message: "using 40-track variant"
+	
+	config {
+		layout {
+			tracks: 40
+		}
+	}
+}
+