more sane directory name, updated binaries

src/kernal/interrupts/fe47.default_nmi_handler.s

@@ -0,0 +1,41 @@
+// #LAYOUT# STD *        #TAKE
+// #LAYOUT# *   KERNAL_0 #TAKE
+// #LAYOUT# *   *        #IGNORE
+
+
+default_nmi_handler:
+
+	// Implemented according to Computes Mapping the Commodore 64, page 74
+	// and to https://www.c64-wiki.com/wiki/Interrupt
+
+	// Save registers, sequence according to Computes Mapping the Commodore 64, page 73
+	pha
+	phx_trash_a
+	phy_trash_a
+
+	// XXX: RS-232 support is not implemented
+
+	// XXX confirm NMIs from CIA, or no other NMI will arrive!
+
+#if CONFIG_PLATFORM_COMMODORE_64
+
+	jsr cartridge_check
+	bne !+
+	jmp (ICART_WARM_START)
+!:
+
+#endif
+
+	// According to C64 Wiki, if STOP key is pressed, the routine assumes warm start request
+
+	// XXX is it right? how to check that IRQ was caused by RESTORE?
+
+	jsr JSTOP
+	bcs !+
+	jmp return_from_interrupt // no STOP pressed
+!:
+	// STOP + RESTORE - clean the address of the BRK instruction (it is not BRK) first
+	lda #$00
+	sta CMP0+0
+	sta CMP0+1
+	jmp (CBINV)