avl_axi._smemory module
- class avl_axi._smemory.SubordinateMemory(width=32)[source]
- Parameters:
width (int)
- __init__(width=32)[source]
Initialize the Memory for the AXI Subordinate Driver
- Parameters:
name (str) – Name of the agent instance
parent (Component) – Parent component
width (int)
- Return type:
None
- read(address, num_bytes=None)[source]
Read a value from the memory at the specified address.
Calls miss() if the address is not found in memory.
- Parameters:
address (int) – Address to read from.
num_bytes (int)
- Returns:
Value at the specified address.
- Return type:
int
- write(address, value, num_bytes=None, strobe=None)[source]
Write a value to the memory at the specified address.
Calls miss() if the address is not found in memory.
- Parameters:
address (int) – Address to write to.
value (int) – Value to write.
num_bytes (int, optional) – Number of bytes to write (default is width // 8).
strobe (int, optional) – Strobe signal
- Return type:
None
- swap(address, value, num_bytes=None)[source]
Swap values
- Parameters:
address (int) – Address
value (int) – Value to apply
num_bytes (int)
- Returns:
Original value at the specified address.
- Return type:
int
- compare(address, value, compare, num_bytes=None)[source]
Compare Values
- Parameters:
address (int) – Address
value (int) – Value to apply
compare (int)
num_bytes (int)
- Returns:
Original value at the specified address.
- Return type:
int
- add(address, value, num_bytes=None)[source]
Add Values
- Parameters:
address (int) – Address
value (int) – Value to apply
num_bytes (int)
- Returns:
Original value at the specified address.
- Return type:
int
- clr(address, value, num_bytes=None)[source]
Bitwise Clear Value
- Parameters:
address (int) – Address
value (int) – Value to apply
num_bytes (int)
- Returns:
Original value at the specified address.
- Return type:
int
- xor(address, value, num_bytes=None)[source]
Bitwise Exclusive Or Value
- Parameters:
address (int) – Address
value (int) – Value to apply
num_bytes (int)
- Returns:
Original value at the specified address.
- Return type:
int
- set(address, value, num_bytes=None)[source]
Bitwise OR Value
- Parameters:
address (int) – Address
value (int) – Value to apply
num_bytes (int)
- Returns:
Original value at the specified address.
- Return type:
int
- smax(address, value, num_bytes=None)[source]
Signed Max
- Parameters:
address (int) – Address
value (int) – Value to apply
num_bytes (int)
- Returns:
Original value at the specified address.
- Return type:
int
- smin(address, value, num_bytes=None)[source]
Unsigned Min
- Parameters:
address (int) – Address
value (int) – Value to apply
num_bytes (int)
- Returns:
Original value at the specified address.
- Return type:
int
- umax(address, value, num_bytes=None)[source]
Unsigned Max
- Parameters:
address (int) – Address
value (int) – Value to apply
num_bytes (int)
- Returns:
Original value at the specified address.
- Return type:
int
- umin(address, value, num_bytes=None)[source]
Unsigned Min
- Parameters:
address (int) – Address
value (int) – Value to apply
num_bytes (int)
- Returns:
Original value at the specified address.
- Return type:
int
- process_write(item)[source]
Process a sequence item update for memory update
- Parameters:
item (SequenceItem) – The sequence item to process
- Return type:
None
- process_read(item)[source]
Process a sequence item update for memory
- Parameters:
item (SequenceItem) – The sequence item to process
- Return type:
None