avr: added devices, more work on modules.

avr/devices/n16/n16_boot.asm

@@ -0,0 +1,162 @@
+; ***************************************************************************
+; Source file for base system node on AtTiny 84
+;
+; This is for the maintenance system (i.e. the flash loader).
+;
+; All definitions and changes should go into this file.
+; ***************************************************************************
+
+.equ clock=1000000 ; Define the clock frequency
+
+.nolist
+.include "include/tn84def.inc" ; Define device ATtiny84
+.list
+
+.include "n16_defs.asm"
+.include "defs_all.asm"
+
+
+
+; ***************************************************************************
+; defines
+
+; ---------------------------------------------------------------------------
+; generic
+
+.include "common/utils_wait.asm"
+.include "modules/com2/defs.asm"
+.include "modules/comproto/defs.asm"
+
+
+
+; ---------------------------------------------------------------------------
+; firmware settings
+
+.equ FIRMWARE_VERSION_MAJOR       = 0
+.equ FIRMWARE_VERSION_MINOR       = 0
+.equ FIRMWARE_VERSION_PATCHLEVEL  = 1
+
+
+
+; ---------------------------------------------------------------------------
+; LED
+
+.equ LED_DDR             = DDRA
+.equ LED_PORT            = PORTA
+.equ LED_PIN             = PINA
+.equ LED_PINNUM          = PORTA3
+
+
+; ***************************************************************************
+; code segment
+
+.cseg
+.org 0x0000
+
+
+
+; ---------------------------------------------------------------------------
+; Reset and interrupt vectors
+;  rjmp start ; Reset vector
+  rjmp main ; Reset vector
+  reti ; EXT_INT0
+  reti ; PCI0
+  reti ; PCI1
+  reti ; WATCHDOG
+  reti ; ICP1
+  reti ; OC1A
+  reti ; OC1B
+  reti ; OVF1
+  reti ; OC0A
+  reti ; OC0B
+  reti ; OVF0
+  reti ; ACI
+  reti ; ADCC
+  reti ; ERDY
+  reti ; USI_STR
+  reti ; USI_OVF
+
+
+devInfoBlock:        ; 12 bytes
+devInfoManufacturer: .db 'A', 'Q', 'U', 'A'
+devInfoId:           .db 'N', 0
+devInfoVersion:      .db 16, 0                 ; version, revision
+firmwareVersion:     .db FIRMWARE_VARIANT_BOOT, FIRMWARE_VERSION_MAJOR
+                     .db FIRMWARE_VERSION_MINOR, FIRMWARE_VERSION_PATCHLEVEL
+
+firmwareStart:   rjmp main ; will be overwritten when flashing
+
+
+
+; ***************************************************************************
+; main code
+
+
+.org BOOTLOADER_ADDR
+
+
+main:
+  rjmp bootLoader ; this routine is in modules/flash/proto.asm
+
+
+
+
+; ***************************************************************************
+; includes
+
+.include "modules/uart_bitbang/bytelevel.asm"
+.include "modules/uart_bitbang/packetlevel.asm"
+.include "modules/com2/crc.asm"
+.include "common/crc8.asm"
+.include "common/utils_wait_fixed.asm"
+.include "common/utils_copy_from_flash.asm"
+.include "common/utils_copy_sdram.asm"
+.include "modules/flash/bootloader.asm"
+.include "modules/flash/flash.asm"
+.include "modules/flash/recv.asm"
+.include "modules/flash/send.asm"
+.include "modules/flash/wait.asm"
+.include "modules/flash/hdl_flash_start.asm"
+.include "modules/flash/hdl_flash_data.asm"
+.include "modules/flash/hdl_flash_end.asm"
+.include "modules/flash/flash_rsp.asm"
+.include "modules/flash/flash_ready.asm"
+
+
+#if 0
+debugStop:
+  cli
+  sbi LED_SIMPLE_DDR, LED_SIMPLE_PINNUM  ; out
+  cbi LED_SIMPLE_PORT, LED_SIMPLE_PINNUM ; on
+  
+  cbi COM_ATTN_DDR, COM_ATTN_PIN          ; set ATTN port as input
+  cbi COM_ATTN_OUTPUT, COM_ATTN_PIN       ; disable internal pullup for ATTN
+  
+  ldi r18, 0
+test_loop1:
+    ldi r16, 100
+test_loop2:
+      ldi r17, 100
+test_loop3:
+        Utils_WaitNanoSecs 10000, 0, r22
+        dec r17
+      brne test_loop3
+      dec r16
+    brne test_loop2
+    sbi LED_SIMPLE_PORTIN, LED_SIMPLE_PINNUM ; toggle
+    inc r18
+    mov r19, r18
+    andi r19, 1
+    brne test1
+    sbi COM_ATTN_DDR, COM_ATTN_PIN
+    cbi COM_ATTN_OUTPUT, COM_ATTN_PIN
+    rjmp test_loop1
+test1:
+    cbi COM_ATTN_DDR, COM_ATTN_PIN
+    cbi COM_ATTN_OUTPUT, COM_ATTN_PIN
+    
+  rjmp test_loop1
+#endif
+
+  
+