#include <endian.h>
#include <setjmp.h>
+#include <stdio.h>
/* ======================================================================== */
/* ==================== ARCHITECTURE-DEPENDANT DEFINES ==================== */
longjmp(m68ki_aerr_trap, 1); \
}
#endif
+ #define m68ki_bus_error(ADDR,WRITE_MODE) m68ki_aerr_address=ADDR;m68ki_aerr_write_mode=WRITE_MODE;m68ki_exception_bus_error()
#define m68ki_check_address_error_010_less(ADDR, WRITE_MODE, FC) \
if (CPU_TYPE_IS_010_LESS(CPU_TYPE)) \
/* Logging */
#if M68K_LOG_ENABLE
#include <stdio.h>
- extern FILE* M68K_LOG_FILEHANDLE
+// extern FILE* M68K_LOG_FILEHANDLE;
extern const char *const m68ki_cpu_names[];
- #define M68K_DO_LOG(A) if(M68K_LOG_FILEHANDLE) fprintf A
+ #define M68K_DO_LOG(A) do{printf("*************");printf A;}while(0) //if(M68K_LOG_FILEHANDLE) fprintf A
#if M68K_LOG_1010_1111
- #define M68K_DO_LOG_EMU(A) if(M68K_LOG_FILEHANDLE) fprintf A
+ #define M68K_DO_LOG_EMU(A) printf A //if(M68K_LOG_FILEHANDLE) fprintf A
#else
#define M68K_DO_LOG_EMU(A)
#endif
*/
static inline uint m68ki_read_imm_16(void)
{
+ uint32_t address = ADDRESS_68K(REG_PC);
+ for (int i = 0; i < read_ranges; i++) {
+ if(address >= read_addr[i] && address < read_upper[i]) {
+ REG_PC += 2;
+ return be16toh(((unsigned short *)(read_data[i] + (address - read_addr[i])))[0]);
+ }
+ }
+
m68ki_set_fc(FLAG_S | FUNCTION_CODE_USER_PROGRAM); /* auto-disable (see m68kcpu.h) */
m68ki_cpu.mmu_tmp_fc = FLAG_S | FUNCTION_CODE_USER_PROGRAM;
m68ki_cpu.mmu_tmp_rw = 1;
return result;
}
#else
-
- uint32_t address = ADDRESS_68K(REG_PC);
REG_PC += 2;
- for (int i = 0; i < read_ranges; i++) {
- if(address >= read_addr[i] && address < read_upper[i]) {
- return be16toh(((unsigned short *)(read_data[i] + (address - read_addr[i])))[0]);
- }
- }
-
return m68k_read_immediate_16(address);
#endif /* M68K_EMULATE_PREFETCH */
}
// address = pmmu_translate_addr(address,1);
#endif
#endif
+ uint32_t address = ADDRESS_68K(REG_PC);
+ for (int i = 0; i < read_ranges; i++) {
+ if(address >= read_addr[i] && address < read_upper[i]) {
+ REG_PC += 4;
+ return be32toh(((unsigned int *)(read_data[i] + (address - read_addr[i])))[0]);
+ }
+ }
#if M68K_EMULATE_PREFETCH
uint temp_val;
return temp_val;
#else
- m68ki_set_fc(FLAG_S | FUNCTION_CODE_USER_PROGRAM); /* auto-disable (see m68kcpu.h) */
- m68ki_check_address_error(REG_PC, MODE_READ, FLAG_S | FUNCTION_CODE_USER_PROGRAM); /* auto-disable (see m68kcpu.h) */
- uint32_t address = ADDRESS_68K(REG_PC);
REG_PC += 4;
- for (int i = 0; i < read_ranges; i++) {
- if(address >= read_addr[i] && address < read_upper[i]) {
- return be32toh(((unsigned int *)(read_data[i] + (address - read_addr[i])))[0]);
- }
- }
return m68k_read_immediate_32(address);
#endif /* M68K_EMULATE_PREFETCH */
CPU_STOPPED = STOP_LEVEL_HALT;
return;
}
- CPU_RUN_MODE = RUN_MODE_BERR_AERR_RESET;
- /* Note: This is implemented for 68000 only! */
- m68ki_stack_frame_buserr(sr);
+ CPU_RUN_MODE = RUN_MODE_BERR_AERR_RESET_WSF;
+
+ if (CPU_TYPE_IS_000(CPU_TYPE))
+ {
+ /* Note: This is implemented for 68000 only! */
+ m68ki_stack_frame_buserr(sr);
+ }
+ else if (CPU_TYPE_IS_010(CPU_TYPE))
+ {
+ /* only the 68010 throws this unique type-1000 frame */
+ m68ki_stack_frame_1000(REG_PPC, sr, EXCEPTION_BUS_ERROR);
+ }
+ else if (m68ki_cpu.mmu_tmp_buserror_address == REG_PPC)
+ {
+ m68ki_stack_frame_1010(sr, EXCEPTION_BUS_ERROR, REG_PPC, m68ki_cpu.mmu_tmp_buserror_address);
+ }
+ else
+ {
+ m68ki_stack_frame_1011(sr, EXCEPTION_BUS_ERROR, REG_PPC, m68ki_cpu.mmu_tmp_buserror_address);
+ }
m68ki_jump_vector(EXCEPTION_ADDRESS_ERROR);
+ m68ki_cpu.run_mode = RUN_MODE_BERR_AERR_RESET;
+
/* Use up some clock cycles. Note that we don't need to undo the
instruction's cycles here as we've longjmp:ed directly from the
instruction handler without passing the part of the excecute loop