diff --git a/build/jam/BuildSetup b/build/jam/BuildSetup
index 3c31b67469..5897f23512 100644
--- a/build/jam/BuildSetup
+++ b/build/jam/BuildSetup
@@ -163,6 +163,7 @@ switch $(HAIKU_GCC_MACHINE) {
 	case i686-*		: HAIKU_CPU = x86 ;
 	case powerpc-*	: HAIKU_CPU = ppc ;
 	case m68k-*	: HAIKU_CPU = m68k ;
+	case mipsel-*	: HAIKU_CPU = mipsel ;
 	case * : Exit "Unsupported gcc target machine:" $(HAIKU_GCC_MACHINE) ;
 }
 
@@ -196,6 +197,14 @@ switch $(HAIKU_CPU) {
 		# offset in floppy image (>= sizeof(haiku_loader))
 		HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 150 ; # in kB
 	}
+	case mipsel :
+	{
+		HAIKU_DEFINES += __MIPSEL__ ;
+		# RouterBOARD firmware (ELF image over TFTP)
+		HAIKU_BOOT_PLATFORM = routerboot_mipsel ;
+		# offset in floppy image (>= sizeof(haiku_loader))
+		HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 192 ; # in kB - todo/fixme
+	}
 	case * :
 		Exit "Currently unsupported target CPU:" $(HAIKU_CPU) ;
 }
@@ -264,6 +273,11 @@ if $(HAIKU_ARCH) = m68k {
 	HAIKU_KERNEL_CCFLAGS += -m68020-60 ;
 	HAIKU_KERNEL_C++FLAGS += -m68020-60 ;
 }
+if $(HAIKU_ARCH) = mipsel {
+	# todo: verify correctness of this
+	HAIKU_KERNEL_PIC_CCFLAGS = -fno-pic ;
+	HAIKU_KERNEL_PIC_LINKFLAGS = ;
+}
 
 # If the environment variable DEBUG_PRINTF is defined we define an equally
 # named macro to the variable value. Some components use the macro to allow
@@ -642,6 +656,8 @@ if $(HOST_PLATFORM_BEOS_COMPATIBLE) {
 		HOST_DEFINES += __POWERPC__ ;
 	} else if $(HOST_CPU) = m68k {
 		HOST_DEFINES += __M68K__ ;
+	} else if $(HOST_CPU) = mipsel {
+		HOST_DEFINES += __MIPSEL__ ;
 	}
 
 	# Supposing this is a glibc platform, let's try to get features like large