#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(EIND) && ((FLASHEND)>131071))
+ /*
+ * Huge flash version using eicall (and EIND)
+ */
+ #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" \
+ \
+ /* prepare the EIND for following eicall */ \
+ "in r18, %[eind]\n\t" \
+ "push r18\n\t" \
+ "ldi r18, %[spmfuncaddrEIND]\n\t" \
+ "out %[eind], r18\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 */ \
+ "eicall\n\t" \
+ "pop r1\n\t" \
+ "out %[eind], r1\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)), \
+ [spmfuncaddrEIND] "M" ((uint8_t)(___bootloader__do_spm__ptr>>16)), \
+ [eind] "I" (_SFR_IO_ADDR(EIND)), \
+ [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" \
+ \
+ /* prepare the EIND for following eicall */ \
+ "in r18, %[eind]\n\t" \
+ "push r18\n\t" \
+ "ldi r18, %[spmfuncaddrEIND]\n\t" \
+ "out %[eind], r18\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 */ \
+ "eicall\n\t" \
+ "pop r1\n\t" \
+ "out %[eind], r1\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)), \
+ [spmfuncaddrEIND] "M" ((uint8_t)(___bootloader__do_spm__ptr>>16)), \
+ [eind] "I" (_SFR_IO_ADDR(EIND)), \
+ [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" \
+ ); \
+ })
+
+
+#else
+ /*
+ * Normal version for devices with <=128KiB flash (using icall)
+ */
+ #if ((FLASHEND)>131071)
+ #error "Using inappropriate code for device with more than 128kib flash"
+ #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" \
+ ); \
+ })
+#endif
#if (!(defined(BOOTLOADER_ADDRESS))) || (defined(NEW_BOOTLOADER_ADDRESS))
void do_spm(const uint32_t flash_byteaddress, const uint8_t spmcrval, const uint16_t dataword) {
projects / pub / USBaspLoader.git / commitdiff