* Creation Date: 2012-08-01
* Copyright: (c) 2012 by Stephan Baerwolf
* License: GNU GPL v2 (see License.txt)
+ * Version: 0.95
*/
#ifndef SPMINTERFACE_H_f70ba6adf7624275947e859bdbff0599
* This subroutine can be called by normal code in order to
* enable it to program the flash (and depending on BLB11-lockbit
* also the bootsection itself). Since SPM-calls from RWW-sections
- * will fail to work. The Routine will be called "bootloader__do_spm".
+ * will fail to work. The routine will be called "bootloader__do_spm".
* Its principle assembler-code is depicted below (real code is a
- * little machinedependen).
+ * little machinedependend).
* Interfaces will be the 8-bit registers r10..r13, for details
* also see below. As also the pageaddress-registes (Z and rampZ)
* are interfaced via different registers, it is possible to call
;you may also want to disable wdt, since this routine may busy-loop
;==================================================================
;-->INPUT:
-;spmcr (spmcrval determines SPM action) will be register: r10
+;#if HAVE_SPMINTEREFACE_MAGICVALUE
+;magicvalue in r23:r22:r21:r20
+;#endif
+;spmcr (spmcrval determines SPM action) will be register: r18
;MCU dependend RA(MPZ should be transfered within register: r11
;lo8(Z) should be transfered within register: r12
;hi8(Z) should be transfered within register: r13
+;( as definition of SPM low8bit of dataword are stored within r0 )
+;( as definition of SPM hi8bit of dataword are stored within r1 )
;<-->USED/CHANGED:
;temp0 will be register: r11
;temp1 will be register: r12
;temp2 will be register: r13
+;spmcrval (r18) may also be changed due to rww reenable-phase r18
;Z (r31:r30) wil be changed during operation
;<--OUT:
;==================================================================
-
-;load pageaddress (Z) from r13:12 since it may was used for icall
+; TODO: waitA and waitB could be merged to subroutine saving 2 opc
+;==================================================================
+;<magicvalue specific code (not depicted here)>
+;load pageaddress (Z) from (r11:)r13:12 since it may was used for icall
mov rampZ, r11
mov r30, r12
mov r31, r13
-wait: ;check for previous SPM complete
-in temp1, SPMCR
-sbrc temp1, SPMEN
-rjmp wait
+waitA: ;check for pending SPM complete
+in temp0, SPMCR
+sbrc temp0, SPMEN
+rjmp waitA
out SPMCR, spmcrval ;SPM timed sequence
spm
+waitB: ;check for previous SPM complete
+in temp0, SPMCR
+sbrc temp0, SPMEN
+rjmp waitB
+
+;avoid crash of userapplication
+ldi spmcrval, ((1<<RWWSRE) | (1<<SPMEN))
+in temp0, SPMCR
+sbrc temp0, RWWSB
+rjmp waitA
+
ret
*
*/
#include <avr/io.h>
-#include <avr/pgmspace.h>
+#include "bootloaderconfig.h"
-#ifndef BOOTLOADER_ADDRESS
-// this header is the interface for user-code
+/*
+ * This MACRO commands the linker to place correspondig
+ * data on the top of the firmware. (Right after the
+ * interrupt-vector-table)
+ * This is necessary to always locate the
+ * "bootloader__do_spm" for example at 0x1826, even if
+ * there are existing PROGMEM within the firmware...
+ */
+#define BOOTLIBLINK __attribute__ ((section (".vectors") ))
-#else /*ifndef BOOTLOADER_ADDRESS*/
-// this header is used directly within bootloader_do_spm
-#include "bootloaderconfig.h"
+#ifndef funcaddr___bootloader__do_spm
+ #if (defined(BOOTLOADER_ADDRESS)) && (!(defined(NEW_BOOTLOADER_ADDRESS)))
+ #if HAVE_SPMINTEREFACE
+ #define funcaddr___bootloader__do_spm (&bootloader__do_spm)
+ #endif
+ #else
+ #if defined (__AVR_ATmega8__) || defined (__AVR_ATmega8A__) || defined (__AVR_ATmega8HVA__)
+ #define funcaddr___bootloader__do_spm 0x1826
+ #elif defined (__AVR_ATmega32__)
+ #define funcaddr___bootloader__do_spm 0x7054
+ #elif defined (__AVR_ATmega88__) || defined (__AVR_ATmega88P__) || defined (__AVR_ATmega88A__) || defined (__AVR_ATmega88PA__)
+ #define funcaddr___bootloader__do_spm 0x1834
+ #elif defined (__AVR_ATmega164A__) || defined (__AVR_ATmega164P__) || defined (__AVR_ATmega164PA__)
+ #define funcaddr___bootloader__do_spm 0x387c
+ #elif defined (__AVR_ATmega168__) || defined (__AVR_ATmega168P__) || defined (__AVR_ATmega168A__) || defined (__AVR_ATmega168PA__)
+ #define funcaddr___bootloader__do_spm 0x3868
+ #elif defined (__AVR_ATmega324A__) || defined (__AVR_ATmega324P__) || defined (__AVR_ATmega324PA__)
+ #define funcaddr___bootloader__do_spm 0x707c
+ #elif defined (__AVR_ATmega328__) || defined (__AVR_ATmega328P__)
+ #define funcaddr___bootloader__do_spm 0x7068
+ #elif defined (__AVR_ATmega644__) || defined (__AVR_ATmega644A__) || defined (__AVR_ATmega644P__) || defined (__AVR_ATmega644PA__)
+ #define funcaddr___bootloader__do_spm 0xe07c
+ #elif defined (__AVR_ATmega128__)
+ #define funcaddr___bootloader__do_spm 0x1e08c
+ #elif defined (__AVR_ATmega1284__) || defined (__AVR_ATmega1284P__)
+ #define funcaddr___bootloader__do_spm 0x1e08c
+ #else
+ #error "unknown MCU - where is bootloader__do_spm located?"
+ #endif
+ #endif
+#endif
-#if HAVE_SPMINTEREFACE
+#ifndef SPMEN
+#define SPMEN SELFPRGEN
+#endif
+
+/*
+ * Call the "bootloader__do_spm"-function, located within the BLS via comfortable C-interface
+ * During operation code will block - disable or reset watchdog before call.
+ *
+ * ATTANTION: Since the underlying "bootloader__do_spm" will automatically reenable the
+ * rww-section, only one way to program the flash will work.
+ * (First erase the page, then fill temp. buffer, finally program...)
+ * Since unblocking rww-section erases the temp. pagebuffer (which happens
+ * after a page-erase), first programming this buffer does not help !!
+ *
+ * REMEMBER: interrupts have to be disabled! (otherwise code may crash non-deterministic)
+ *
+ */
+#if HAVE_SPMINTEREFACE_MAGICVALUE
+#define __do_spm_Ex __do_spm_Ex_magic
+#else
+#define __do_spm_Ex __do_spm_Ex_
+#endif
+
+#define __do_spm_Ex_(flash_wordaddress, spmcrval, dataword, ___bootloader__do_spm__ptr) \
+({ \
+ asm volatile ( \
+ "push r0\n\t" \
+ "push r1\n\t" \
+ \
+ "mov r13, %B[flashaddress]\n\t" \
+ "mov r12, %A[flashaddress]\n\t" \
+ "mov r11, %C[flashaddress]\n\t" \
+ \
+ /* also load the spmcrval */ \
+ "mov r18, %[spmcrval]\n\t" \
+ \
+ \
+ "mov r1, %B[data]\n\t" \
+ "mov r0, %A[data]\n\t" \
+ \
+ /* finally call the bootloader-function */ \
+ "icall\n\t" \
+ \
+ /* \
+ * bootloader__do_spm should change spmcrval (r18) to \
+ * "((1<<RWWSRE) | (1<<SPMEN))" in case of success \
+ */ \
+ "cpi r18, %[spmret]\n\t" \
+ /* loop infitinte if not so, most likely we called an bootloader__do_spm \
+ * with wrong magic! To avoid calls to wrong initialized pages, better crash here... \
+ */ \
+"loop%=: \n\t" \
+ "brne loop%= \n\t" \
+ \
+ "pop r1\n\t" \
+ "pop r0\n\t" \
+ \
+ : \
+ : [flashaddress] "r" (flash_wordaddress), \
+ [spmfunctionaddress] "z" ((uint16_t)(___bootloader__do_spm__ptr)), \
+ [spmcrval] "r" (spmcrval), \
+ [data] "r" (dataword), \
+ [spmret] "M" ((1<<RWWSRE) | (1<<SPMEN)) \
+ : "r0","r1","r11","r12","r13","r18" \
+ ); \
+})
+
+#define __do_spm_Ex_magic(flash_wordaddress, spmcrval, dataword, ___bootloader__do_spm__ptr) \
+({ \
+ asm volatile ( \
+ "push r0\n\t" \
+ "push r1\n\t" \
+ \
+ "ldi r23, %[magicD] \n\t" \
+ "ldi r22, %[magicC] \n\t" \
+ "ldi r21, %[magicB] \n\t" \
+ "ldi r20, %[magicA] \n\t" \
+ \
+ "mov r13, %B[flashaddress]\n\t" \
+ "mov r12, %A[flashaddress]\n\t" \
+ "mov r11, %C[flashaddress]\n\t" \
+ \
+ /* also load the spmcrval */ \
+ "mov r18, %[spmcrval]\n\t" \
+ \
+ \
+ "mov r1, %B[data]\n\t" \
+ "mov r0, %A[data]\n\t" \
+ \
+ /* finally call the bootloader-function */ \
+ "icall\n\t" \
+ \
+ /* \
+ * bootloader__do_spm should change spmcrval (r18) to \
+ * "((1<<RWWSRE) | (1<<SPMEN))" in case of success \
+ */ \
+ "cpi r18, %[spmret]\n\t" \
+ /* loop infitinte if not so, most likely we called an bootloader__do_spm \
+ * with wrong magic! To avoid calls to wrong initialized pages, better crash here... \
+ */ \
+"loop%=: \n\t" \
+ "brne loop%= \n\t" \
+ \
+ "pop r1\n\t" \
+ "pop r0\n\t" \
+ \
+ : \
+ : [flashaddress] "r" (flash_wordaddress), \
+ [spmfunctionaddress] "z" ((uint16_t)(___bootloader__do_spm__ptr)), \
+ [spmcrval] "r" (spmcrval), \
+ [data] "r" (dataword), \
+ [spmret] "M" ((1<<RWWSRE) | (1<<SPMEN)), \
+ [magicD] "M" ((HAVE_SPMINTEREFACE_MAGICVALUE>>24)&0xff), \
+ [magicC] "M" ((HAVE_SPMINTEREFACE_MAGICVALUE>>16)&0xff), \
+ [magicB] "M" ((HAVE_SPMINTEREFACE_MAGICVALUE>> 8)&0xff), \
+ [magicA] "M" ((HAVE_SPMINTEREFACE_MAGICVALUE>> 0)&0xff) \
+ : "r0","r1","r11","r12","r13","r18","r20","r21","r22","r23" \
+ ); \
+})
+
+
+#if (!(defined(BOOTLOADER_ADDRESS))) || (defined(NEW_BOOTLOADER_ADDRESS))
+void do_spm(const uint32_t flash_byteaddress, const uint8_t spmcrval, const uint16_t dataword) {
+ __do_spm_Ex(flash_byteaddress, spmcrval, dataword, funcaddr___bootloader__do_spm >> 1);
+}
+#endif
+
+#if HAVE_SPMINTEREFACE_NORETMAGIC
+ #define bootloader__do_spm_magic_exitstrategy(a) (0xf7f9)
+#else
+ #define bootloader__do_spm_magic_exitstrategy(a) (a)
+#endif
+
+#if (HAVE_SPMINTEREFACE) && (defined(BOOTLOADER_ADDRESS)) && (!(defined(NEW_BOOTLOADER_ADDRESS)))
/*
* insert architecture dependend "bootloader_do_spm"-code
* try to make this array as big as possible
* (so bootloader always uses 2kbytes flash)
*/
-#if defined (__AVR_ATmega8__) || defined (__AVR_ATmega8HVA__)
-//assume SPMCR==0x37, SPMEN==0x00
-const uint16_t bootloader__do_spm[30] PROGMEM = {0x0000, 0x2dec, 0x2dfd, 0xb6c7, 0xfcc0, 0xcffd, 0xbea7, 0x95e8, 0x9508,
- 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
- 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF,
- 0xFFFF, 0xFFFF, 0xFFFF};
+#if defined (__AVR_ATmega8__) || defined (__AVR_ATmega8A__) || defined (__AVR_ATmega8HVA__) || defined (__AVR_ATmega32__)
+
+#if defined (__AVR_ATmega8__) || defined (__AVR_ATmega8A__) || defined (__AVR_ATmega8HVA__)
+ #if (BOOTLOADER_ADDRESS != 0x1800)
+ #error BOOTLOADER_ADDRESS!=0x1800, on current MCU "funcaddr___bootloader__do_spm" might be currupted - please edit spminterface.h for nonstandard use
+ #endif
+#elif defined (__AVR_ATmega32__)
+ #if (BOOTLOADER_ADDRESS != 0x7000)
+ #error BOOTLOADER_ADDRESS!=0x7000, on current MCU "funcaddr___bootloader__do_spm" might be currupted - please edit spminterface.h for nonstandard use
+ #endif
+#else
+ #error undefined device selection - this should not happen!
+#endif
+
+//assume SPMCR==0x37, SPMEN==0x0, RWWSRE=0x4, RWWSB=0x6
+#if HAVE_SPMINTEREFACE_MAGICVALUE
+const uint16_t bootloader__do_spm[23] BOOTLIBLINK = {
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 28) & 0xf))<<8) | (0x70 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 24) & 0xf))), // r23
+ bootloader__do_spm_magic_exitstrategy(0xf4a1), // brne +20
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 20) & 0xf))<<8) | (0x60 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 16) & 0xf))), // r22
+ bootloader__do_spm_magic_exitstrategy(0xf491), // brne +18
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 12) & 0xf))<<8) | (0x50 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 8) & 0xf))), // r21
+ bootloader__do_spm_magic_exitstrategy(0xf481), // brne +16
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 4) & 0xf))<<8) | (0x40 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 0) & 0xf))), // r20
+ bootloader__do_spm_magic_exitstrategy(0xf471), // brne +14
+#else
+const uint16_t bootloader__do_spm[15] BOOTLIBLINK = {
+#endif
+ 0x2dec, 0x2dfd, 0xb6b7, 0xfcb0, 0xcffd, 0xbf27, 0x95e8, 0xb6b7,
+ 0xfcb0, 0xcffd, 0xe121, 0xb6b7, 0xfcb6, 0xcff4, 0x9508
+};
+
+/*
+00001826 <bootloader__do_spm>:
+ 1828: ec 2d mov r30, r12
+ 182a: fd 2d mov r31, r13
+
+0000182c <waitA>:
+ 182c: b7 b6 in r11, 0x37 ; 55
+ 182e: b0 fc sbrc r11, 0
+ 1830: fd cf rjmp .-6 ; 0x182c <waitA>
+ 1832: 27 bf out 0x37, r18 ; 55
+ 1834: e8 95 spm
+
+00001836 <waitB>:
+ 1836: b7 b6 in r11, 0x37 ; 55
+ 1838: b0 fc sbrc r11, 0
+ 183a: fd cf rjmp .-6 ; 0x1836 <waitB>
+ 183c: 21 e1 ldi r18, 0x11 ; 17
+ 183e: b7 b6 in r11, 0x37 ; 55
+ 1840: b6 fc sbrc r11, 6
+ 1842: f4 cf rjmp .-24 ; 0x182c <waitA>
+ 1844: 08 95 ret
+*/
+
+
+
+
+
+#elif defined (__AVR_ATmega48__) || defined (__AVR_ATmega48P__) || defined (__AVR_ATmega88__) || defined (__AVR_ATmega88P__) || defined (__AVR_ATmega168__) || defined (__AVR_ATmega168P__)
+
+#if defined (__AVR_ATmega88__) || defined (__AVR_ATmega88P__)
+ #if (BOOTLOADER_ADDRESS != 0x1800)
+ #error BOOTLOADER_ADDRESS!=0x1800, on current MCU "funcaddr___bootloader__do_spm" might be currupted - please edit spminterface.h for nonstandard use
+ #endif
+#elif defined (__AVR_ATmega168__) || defined (__AVR_ATmega168P__)
+ #if (BOOTLOADER_ADDRESS != 0x3800)
+ #error BOOTLOADER_ADDRESS!=0x3800, on current MCU "funcaddr___bootloader__do_spm" might be currupted - please edit spminterface.h for nonstandard use
+ #endif
+#else
+ #error undefined device selection - this should not happen!
+#endif
+
+//assume SPMCR:=SPMCSR==0x37, SPMEN:=SELFPRGEN==0x0, RWWSRE=0x4, RWWSB=0x6
+#if HAVE_SPMINTEREFACE_MAGICVALUE
+const uint16_t bootloader__do_spm[23] BOOTLIBLINK = {
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 28) & 0xf))<<8) | (0x70 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 24) & 0xf))), // r23
+ bootloader__do_spm_magic_exitstrategy(0xf4a1), // brne +20
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 20) & 0xf))<<8) | (0x60 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 16) & 0xf))), // r22
+ bootloader__do_spm_magic_exitstrategy(0xf491), // brne +18
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 12) & 0xf))<<8) | (0x50 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 8) & 0xf))), // r21
+ bootloader__do_spm_magic_exitstrategy(0xf481), // brne +16
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 4) & 0xf))<<8) | (0x40 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 0) & 0xf))), // r20
+ bootloader__do_spm_magic_exitstrategy(0xf471), // brne +14
+#else
+const uint16_t bootloader__do_spm[15] BOOTLIBLINK = {
+#endif
+ 0x2dec, 0x2dfd, 0xb6b7, 0xfcb0, 0xcffd, 0xbf27, 0x95e8, 0xb6b7,
+ 0xfcb0, 0xcffd, 0xe121, 0xb6b7, 0xfcb6, 0xcff4, 0x9508
+};
+/*
+00001826 <bootloader__do_spm>:
+ 1828: ec 2d mov r30, r12
+ 182a: fd 2d mov r31, r13
+
+0000182c <waitA>:
+ 182c: b7 b6 in r11, 0x37 ; 55
+ 182e: b0 fc sbrc r11, 0
+ 1830: fd cf rjmp .-6 ; 0x182c <waitA>
+ 1832: 27 bf out 0x37, r18 ; 55
+ 1834: e8 95 spm
+
+00001836 <waitB>:
+ 1836: b7 b6 in r11, 0x37 ; 55
+ 1838: b0 fc sbrc r11, 0
+ 183a: fd cf rjmp .-6 ; 0x1836 <waitB>
+ 183c: 21 e1 ldi r18, 0x11 ; 17
+ 183e: b7 b6 in r11, 0x37 ; 55
+ 1840: b6 fc sbrc r11, 6
+ 1842: f4 cf rjmp .-24 ; 0x182c <waitA>
+ 1844: 08 95 ret
+*/
+
+
+
+
+
+#elif defined (__AVR_ATmega48A__) || defined (__AVR_ATmega48PA__) || defined (__AVR_ATmega88A__) || defined (__AVR_ATmega88PA__) || defined (__AVR_ATmega168A__) || defined (__AVR_ATmega168PA__) || defined (__AVR_ATmega328__) || defined (__AVR_ATmega328P__)
+
+#if defined (__AVR_ATmega88A__) || defined (__AVR_ATmega88PA__)
+ #if (BOOTLOADER_ADDRESS != 0x1800)
+ #error BOOTLOADER_ADDRESS!=0x1800, on current MCU "funcaddr___bootloader__do_spm" might be currupted - please edit spminterface.h for nonstandard use
+ #endif
+#elif defined (__AVR_ATmega168A__) || defined (__AVR_ATmega168PA__)
+ #if (BOOTLOADER_ADDRESS != 0x3800)
+ #error BOOTLOADER_ADDRESS!=0x3800, on current MCU "funcaddr___bootloader__do_spm" might be currupted - please edit spminterface.h for nonstandard use
+ #endif
+#elif defined (__AVR_ATmega328__) || defined (__AVR_ATmega328P__)
+ #if (BOOTLOADER_ADDRESS != 0x7000)
+ #error BOOTLOADER_ADDRESS!=0x7000, on current MCU "funcaddr___bootloader__do_spm" might be currupted - please edit spminterface.h for nonstandard use
+ #endif
+#else
+ #error undefined device selection - this should not happen!
+#endif
+
+//assume SPMCR:=SPMCSR==0x37, SPMEN:=SELFPRGEN==0x0, RWWSRE=0x4, RWWSB=0x6
+#if HAVE_SPMINTEREFACE_MAGICVALUE
+const uint16_t bootloader__do_spm[23] BOOTLIBLINK = {
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 28) & 0xf))<<8) | (0x70 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 24) & 0xf))), // r23
+ bootloader__do_spm_magic_exitstrategy(0xf4a1), // brne +20
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 20) & 0xf))<<8) | (0x60 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 16) & 0xf))), // r22
+ bootloader__do_spm_magic_exitstrategy(0xf491), // brne +18
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 12) & 0xf))<<8) | (0x50 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 8) & 0xf))), // r21
+ bootloader__do_spm_magic_exitstrategy(0xf481), // brne +16
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 4) & 0xf))<<8) | (0x40 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 0) & 0xf))), // r20
+ bootloader__do_spm_magic_exitstrategy(0xf471), // brne +14
+#else
+const uint16_t bootloader__do_spm[15] BOOTLIBLINK = {
+#endif
+ 0x2dec, 0x2dfd, 0xb6b7, 0xfcb0, 0xcffd, 0xbf27, 0x95e8, 0xb6b7,
+ 0xfcb0, 0xcffd, 0xe121, 0xb6b7, 0xfcb6, 0xcff4, 0x9508
+};
+/*
+00001826 <bootloader__do_spm>:
+ 1828: ec 2d mov r30, r12
+ 182a: fd 2d mov r31, r13
+
+0000182c <waitA>:
+ 182c: b7 b6 in r11, 0x37 ; 55
+ 182e: b0 fc sbrc r11, 0
+ 1830: fd cf rjmp .-6 ; 0x182c <waitA>
+ 1832: 27 bf out 0x37, r18 ; 55
+ 1834: e8 95 spm
+
+00001836 <waitB>:
+ 1836: b7 b6 in r11, 0x37 ; 55
+ 1838: b0 fc sbrc r11, 0
+ 183a: fd cf rjmp .-6 ; 0x1836 <waitB>
+ 183c: 21 e1 ldi r18, 0x11 ; 17
+ 183e: b7 b6 in r11, 0x37 ; 55
+ 1840: b6 fc sbrc r11, 6
+ 1842: f4 cf rjmp .-24 ; 0x182c <waitA>
+ 1844: 08 95 ret
+*/
+
+
+
+
+
+#elif defined (__AVR_ATmega128__)
+
+#if defined (__AVR_ATmega128__)
+ #if (BOOTLOADER_ADDRESS != 0x1E000)
+ #error BOOTLOADER_ADDRESS!=0x1E000, on current MCU "funcaddr___bootloader__do_spm" might be currupted - please edit spminterface.h for nonstandard use
+ #endif
+#else
+ #error undefined device selection - this should not happen!
+#endif
+
+//assume SPMCR:=SPMCSR==0x68, SPMEN==0x0, RWWSRE=0x4, RWWSB=0x6 and rampZ=0x3b
+#if HAVE_SPMINTEREFACE_MAGICVALUE
+const uint16_t bootloader__do_spm[28] BOOTLIBLINK = {
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 28) & 0xf))<<8) | (0x70 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 24) & 0xf))), // r23
+ bootloader__do_spm_magic_exitstrategy(0xf4c9), // brne +21+4
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 20) & 0xf))<<8) | (0x60 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 16) & 0xf))), // r22
+ bootloader__do_spm_magic_exitstrategy(0xf4b9), // brne +19+4
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 12) & 0xf))<<8) | (0x50 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 8) & 0xf))), // r21
+ bootloader__do_spm_magic_exitstrategy(0xf4a9), // brne +17+4
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 4) & 0xf))<<8) | (0x40 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 0) & 0xf))), // r20
+ bootloader__do_spm_magic_exitstrategy(0xf499), // brne +15+4
+#else
+const uint16_t bootloader__do_spm[20] BOOTLIBLINK = {
+#endif
+ 0xbebb, 0x2dec, 0x2dfd, 0x90b0, 0x0068, 0xfcb0, 0xcffc, 0x9320, 0x0068,
+ 0x95e8, 0x90b0, 0x0068, 0xfcb0, 0xcffc, 0xe121, 0x90b0, 0x0068, 0xfcb6,
+ 0xcff0, 0x9508
+};
+/*
+0001e08c <bootloader__do_spm>:
+ 1e08c: bb be out 0x3b, r11 ; 59
+ 1e08e: ec 2d mov r30, r12
+ 1e090: fd 2d mov r31, r13
+
+0001e092 <waitA>:
+ 1e092: b0 90 68 00 lds r11, 0x0068
+ 1e096: b0 fc sbrc r11, 0
+ 1e098: fc cf rjmp .-8 ; 0x1e092 <waitA>
+ 1e09a: 20 93 68 00 sts 0x0068, r18
+ 1e09e: e8 95 spm
+
+0001e0a0 <waitB>:
+ 1e0a0: b0 90 68 00 lds r11, 0x0068
+ 1e0a4: b0 fc sbrc r11, 0
+ 1e0a6: fc cf rjmp .-8 ; 0x1e0a0 <waitB>
+ 1e0a8: 21 e1 ldi r18, 0x11 ; 17
+ 1e0aa: b0 90 68 00 lds r11, 0x0068
+ 1e0ae: b6 fc sbrc r11, 6
+ 1e0b0: f0 cf rjmp .-32 ; 0x1e092 <waitA>
+ 1e0b2: 08 95 ret
+*/
+
+
+
+
+
+#elif defined (__AVR_ATmega164A__) || defined (__AVR_ATmega164P__) || defined (__AVR_ATmega164PA__) || defined (__AVR_ATmega324A__) || defined (__AVR_ATmega324P__) || defined (__AVR_ATmega324PA__) || defined (__AVR_ATmega644__) || defined (__AVR_ATmega644A__) || defined (__AVR_ATmega644P__) || defined (__AVR_ATmega644PA__) || defined (__AVR_ATmega1284__) || defined (__AVR_ATmega1284P__)
+
+#if defined (__AVR_ATmega164A__) || defined (__AVR_ATmega164P__) || defined (__AVR_ATmega164PA__)
+ #if (BOOTLOADER_ADDRESS != 0x3800)
+ #error BOOTLOADER_ADDRESS!=0x3800, on current MCU "funcaddr___bootloader__do_spm" might be currupted - please edit spminterface.h for nonstandard use
+ #endif
+#elif defined (__AVR_ATmega324A__) || defined (__AVR_ATmega324P__) || defined (__AVR_ATmega324PA__)
+ #if (BOOTLOADER_ADDRESS != 0x7000)
+ #error BOOTLOADER_ADDRESS!=0x7000, on current MCU "funcaddr___bootloader__do_spm" might be currupted - please edit spminterface.h for nonstandard use
+ #endif
+#elif defined (__AVR_ATmega644__) || defined (__AVR_ATmega644A__) || defined (__AVR_ATmega644P__) || defined (__AVR_ATmega644PA__)
+ #if (BOOTLOADER_ADDRESS != 0xE000)
+ #error BOOTLOADER_ADDRESS!=0xE000, on current MCU "funcaddr___bootloader__do_spm" might be currupted - please edit spminterface.h for nonstandard use
+ #endif
+#elif defined (__AVR_ATmega1284__) || defined (__AVR_ATmega1284P__)
+ #if (BOOTLOADER_ADDRESS != 0x1E000)
+ #error BOOTLOADER_ADDRESS!=0x1E000, on current MCU "funcaddr___bootloader__do_spm" might be currupted - please edit spminterface.h for nonstandard use
+ #endif
+#else
+ #error undefined device selection - this should not happen!
+#endif
+
+//assume SPMCR:=SPCSR==0x37, SPMEN==0x0, RWWSRE=0x4, RWWSB=0x6 and rampZ=0x3b
+#if HAVE_SPMINTEREFACE_MAGICVALUE
+const uint16_t bootloader__do_spm[24] BOOTLIBLINK = {
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 28) & 0xf))<<8) | (0x70 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 24) & 0xf))), // r23
+ bootloader__do_spm_magic_exitstrategy(0xf4a9), // brne +21
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 20) & 0xf))<<8) | (0x60 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 16) & 0xf))), // r22
+ bootloader__do_spm_magic_exitstrategy(0xf499), // brne +19
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 12) & 0xf))<<8) | (0x50 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 8) & 0xf))), // r21
+ bootloader__do_spm_magic_exitstrategy(0xf489), // brne +17
+ (((0x30 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 4) & 0xf))<<8) | (0x40 | ((HAVE_SPMINTEREFACE_MAGICVALUE >> 0) & 0xf))), // r20
+ bootloader__do_spm_magic_exitstrategy(0xf479), // brne +15
+#else
+const uint16_t bootloader__do_spm[16] BOOTLIBLINK = {
+#endif
+ 0xbebb,
+ 0x2dec, 0x2dfd, 0xb6b7, 0xfcb0, 0xcffd, 0xbf27, 0x95e8, 0xb6b7,
+ 0xfcb0, 0xcffd, 0xe121, 0xb6b7, 0xfcb6, 0xcff4, 0x9508
+};
+/*
+00001826 <bootloader__do_spm>:
+ 1826: bb be out 0x3b,r11 ; rampZ=r11; (rampZ is at IO 0x3b)
+ 1828: ec 2d mov r30, r12
+ 182a: fd 2d mov r31, r13
+
+0000182c <waitA>:
+ 182c: b7 b6 in r11, 0x37 ; 55
+ 182e: b0 fc sbrc r11, 0
+ 1830: fd cf rjmp .-6 ; 0x182c <waitA>
+ 1832: 27 bf out 0x37, r18 ; 55
+ 1834: e8 95 spm
+
+00001836 <waitB>:
+ 1836: b7 b6 in r11, 0x37 ; 55
+ 1838: b0 fc sbrc r11, 0
+ 183a: fd cf rjmp .-6 ; 0x1836 <waitB>
+ 183c: 21 e1 ldi r18, 0x11 ; 17
+ 183e: b7 b6 in r11, 0x37 ; 55
+ 1840: b6 fc sbrc r11, 6
+ 1842: f4 cf rjmp .-24 ; 0x182c <waitA>
+ 1844: 08 95 ret
+*/
+
+
+
+
+
#else
#error "bootloader__do_spm has to be adapted, since there is no architecture code, yet"
#endif
#endif
-#endif /*ifdef BOOTLOADER_ADDRESS*/
#endif
+
\ No newline at end of file
projects / pub / USBaspLoader.git / blobdiff