diff -Pur linux-2.4.19.orig/Documentation/Configure.help linux-2.4.19/Documentation/Configure.help
--- linux-2.4.19.orig/Documentation/Configure.help	2002-08-03 02:39:42.000000000 +0200
+++ linux-2.4.19/Documentation/Configure.help	2002-09-08 19:31:31.000000000 +0200
@@ -3963,7 +3963,11 @@
      and Celerons based on the Coppermine core.
    - "Pentium-4" for the Intel Pentium 4.
    - "K6" for the AMD K6, K6-II and K6-III (aka K6-3D).
-   - "Athlon" for the AMD K7 family (Athlon/Duron/Thunderbird).
+   - "Atlon-TB" for the AMD Athlon Thunderbird
+     and Durons based on the Splitfire core.
+   - "Athlon-XP" for the AMD AthlonXP
+     and Mobile and Durons based on Morgan core.
+   - "Athlon-MP" for the AMD AthlonMP 
    - "Elan" for the AMD Elan family (Elan SC400/SC410).
    - "Crusoe" for the Transmeta Crusoe series.
    - "Winchip-C6" for original IDT Winchip.
diff -Pur linux-2.4.19.orig/arch/i386/Makefile linux-2.4.19/arch/i386/Makefile
--- linux-2.4.19.orig/arch/i386/Makefile	2001-04-12 21:20:31.000000000 +0200
+++ linux-2.4.19/arch/i386/Makefile	2002-09-08 18:58:38.000000000 +0200
@@ -62,10 +62,17 @@
 CFLAGS += $(shell if $(CC) -march=k6 -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-march=k6"; else echo "-march=i586"; fi)
 endif
 
-ifdef CONFIG_MK7
-CFLAGS += $(shell if $(CC) -march=athlon -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-march=athlon"; else echo "-march=i686 -malign-functions=4"; fi) 
+ifdef CONFIG_MATHLONTB
+CFLAGS += $(shell if $(CC) -march=athlon-tbird -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-march=athlon-tbird"; elif $(CC) -march=athlon -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-march=athlon"; else echo "-march=i686 -malign-functions=4"; fi)
 endif
 
+ifdef CONFIG_MATHLONXP
+CFLAGS += $(shell if $(CC) -march=athlon-xp -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-march=athlon-xp"; elif $(CC) -march=athlon -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-march=athlon"; else echo "-march=i686 -malign-functions=4"; fi)  
+endif
+
+ifdef CONFIG_MATHLONMP
+CFLAGS += $(shell if $(CC) -march=athlon-mp -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-march=athlon-mp"; elif $(CC) -march=athlon -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-march=athlon"; else echo "-march=i686 -malign-functions=4"; fi)
+endif
 ifdef CONFIG_MCRUSOE
 CFLAGS += -march=i686 -malign-functions=0 -malign-jumps=0 -malign-loops=0
 endif
diff -Pur linux-2.4.19.orig/arch/i386/config.in linux-2.4.19/arch/i386/config.in
--- linux-2.4.19.orig/arch/i386/config.in	2002-08-03 02:39:42.000000000 +0200
+++ linux-2.4.19/arch/i386/config.in	2002-09-08 19:16:05.000000000 +0200
@@ -36,7 +36,9 @@
 	 Pentium-III/Celeron(Coppermine)	CONFIG_MPENTIUMIII \
 	 Pentium-4				CONFIG_MPENTIUM4 \
 	 K6/K6-II/K6-III			CONFIG_MK6 \
-	 Athlon/Duron/K7			CONFIG_MK7 \
+	 Athlon-TB/Duron(Splitfire)             CONFIG_MATHLONTB \
+	 Athlon-XP/Athlon4/Duron(Morgan)        CONFIG_MATHLONXP \
+	 Athlon-MP                              CONFIG_MATHLONMP \
 	 Elan					CONFIG_MELAN \
 	 Crusoe					CONFIG_MCRUSOE \
 	 Winchip-C6				CONFIG_MWINCHIPC6 \
@@ -119,7 +121,23 @@
    define_bool CONFIG_X86_TSC y
    define_bool CONFIG_X86_USE_PPRO_CHECKSUM y
 fi
-if [ "$CONFIG_MK7" = "y" ]; then
+if [ "$CONFIG_MATHLONTB" = "y" ]; then
+   define_int  CONFIG_X86_L1_CACHE_SHIFT 6
+   define_bool CONFIG_X86_TSC y
+   define_bool CONFIG_X86_GOOD_APIC y
+   define_bool CONFIG_X86_USE_3DNOW y
+   define_bool CONFIG_X86_PGE y
+   define_bool CONFIG_X86_USE_PPRO_CHECKSUM y
+fi
+if [ "$CONFIG_MATHLONXP" = "y" ]; then
+   define_int  CONFIG_X86_L1_CACHE_SHIFT 6
+   define_bool CONFIG_X86_TSC y
+   define_bool CONFIG_X86_GOOD_APIC y
+   define_bool CONFIG_X86_USE_3DNOW y
+   define_bool CONFIG_X86_PGE y
+   define_bool CONFIG_X86_USE_PPRO_CHECKSUM y
+fi
+if [ "$CONFIG_MATHLONMP" = "y" ]; then
    define_int  CONFIG_X86_L1_CACHE_SHIFT 6
    define_bool CONFIG_X86_TSC y
    define_bool CONFIG_X86_GOOD_APIC y