Exception Types And Priorities - Hitachi SH7750 Programming Manual

5.4

Exception Types and Priorities

Table 5.2 shows the types of exceptions, with their relative priorities, vector addresses, and
exception/interrupt codes.
Table 5.2 Exceptions
Exception Execution
Category Mode
Reset Abort type
General Re-
exception execution
type
Completion
type
Rev. 2.0, 03/99, page 86 of 396
Exception
Power-on reset
Manual reset
Hitachi-UDI reset
Instruction TLB multiple-hit
exception
Data TLB multiple-hit exception 1
User break before instruction
1
execution*
Instruction address error
Instruction TLB miss exception
Instruction TLB protection
violation exception
General illegal instruction
exception
Slot illegal instruction exception 2
General FPU disable exception 2
Slot FPU disable exception
Data address error (read)
Data address error (write)
Data TLB miss exception (read) 2
Data TLB miss exception (write) 2
Data TLB protection
violation exception (read)
Data TLB protection
violation exception (write)
FPU exception
Initial page write exception
Unconditional trap (TRAPA)
User break after instruction
1
execution*
Priority Priority Vector
Level Order Address
1 1 H'A000 0000 —
1 2 H'A000 0000 —
1 1 H'A000 0000 —
1 3 H'A000 0000 —
4 H'A000 0000 —
2 0 (VBR/DBR)
2 1 (VBR)
2 2 (VBR)
2 3 (VBR)
2 4 (VBR)
4 (VBR)
4 (VBR)
2 4 (VBR)
2 5 (VBR)
2 5 (VBR)
6 (VBR)
6 (VBR)
2 7 (VBR)
2 7 (VBR)
2 8 (VBR)
2 9 (VBR)
2 4 (VBR)
2 10 (VBR/DBR)
Exception
Offset Code
H'000
H'020
H'000
H'140
H'140
H'100/— H'1E0
H'100 H'0E0
H'400 H'040
H'100 H'0A0
H'100 H'180
H'100 H'1A0
H'100 H'800
H'100 H'820
H'100 H'0E0
H'100 H'100
H'400 H'040
H'400 H'060
H'100 H'0A0
H'100 H'0C0
H'100 H'120
H'100 H'080
H'100 H'160
H'100/— H'1E0