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VME64x core
Commit 88f59fc3 authored by Tristan Gingold's avatar Tristan Gingold
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Remove reference to A64 in VME_bus.vhd

parent 28197037
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Showing with 7 additions and 13 deletions
hdl/vme64x-core/rtl/VME_bus.vhd
View file @ 88f59fc3
...@@ -163,9 +163,6 @@ architecture RTL of VME_bus is ...@@ -163,9 +163,6 @@ architecture RTL of VME_bus is
A32, A32,
A32_BLT, A32_BLT,
A32_MBLT, A32_MBLT,
A64,
A64_BLT,
A64_MBLT,
AM_Error AM_Error
); );
...@@ -221,7 +218,7 @@ architecture RTL of VME_bus is ...@@ -221,7 +218,7 @@ architecture RTL of VME_bus is
signal s_mainFSMstate : t_mainFSMstates; signal s_mainFSMstate : t_mainFSMstates;
signal s_mainDTACK : std_logic; -- DTACK driving signal s_mainDTACK : std_logic; -- DTACK driving
signal s_memReq : std_logic; -- Global memory request signal s_memReq : std_logic; -- Global memory request
signal s_dataPhase : std_logic; -- for A64 and MBLT signal s_dataPhase : std_logic; -- for MBLT
signal s_transferActive : std_logic; -- active VME transfer signal s_transferActive : std_logic; -- active VME transfer
signal s_retry : std_logic; -- RETRY signal signal s_retry : std_logic; -- RETRY signal
...@@ -315,16 +312,13 @@ begin ...@@ -315,16 +312,13 @@ begin
A32 when c_AM_A32 | c_AM_A32_SUP, A32 when c_AM_A32 | c_AM_A32_SUP,
A32_BLT when c_AM_A32_BLT | c_AM_A32_BLT_SUP, A32_BLT when c_AM_A32_BLT | c_AM_A32_BLT_SUP,
A32_MBLT when c_AM_A32_MBLT | c_AM_A32_MBLT_SUP, A32_MBLT when c_AM_A32_MBLT | c_AM_A32_MBLT_SUP,
A64 when c_AM_A64,
A64_BLT when c_AM_A64_BLT,
A64_MBLT when c_AM_A64_MBLT,
AM_Error when others; AM_Error when others;
-- Transfer type decoder -- Transfer type decoder
with s_addressingType select s_transferType <= with s_addressingType select s_transferType <=
SINGLE when A24 | CR_CSR | A16 | A32 | A64, SINGLE when A24 | CR_CSR | A16 | A32,
BLT when A24_BLT | A32_BLT | A64_BLT, BLT when A24_BLT | A32_BLT,
MBLT when A24_MBLT | A32_MBLT | A64_MBLT, MBLT when A24_MBLT | A32_MBLT,
error when others; error when others;
-- Used to drive the VME_ADDR_DIR_o -- Used to drive the VME_ADDR_DIR_o
...@@ -398,14 +392,14 @@ begin ...@@ -398,14 +392,14 @@ begin
end if; end if;
when REFORMAT_ADDRESS => when REFORMAT_ADDRESS =>
-- Reformat address according to the mode (A16, A24, A32 or A64) -- Reformat address according to the mode (A16, A24, A32)
case s_addressingType is case s_addressingType is
when A16 => when A16 =>
s_ADDRlatched (31 downto 16) <= (others => '0'); -- A16 s_ADDRlatched (31 downto 16) <= (others => '0'); -- A16
when A24 | A24_BLT | A24_MBLT | CR_CSR => when A24 | A24_BLT | A24_MBLT | CR_CSR =>
s_ADDRlatched (31 downto 24) <= (others => '0'); -- A24 s_ADDRlatched (31 downto 24) <= (others => '0'); -- A24
when others => -- A32 when others =>
null; null; -- A32
end case; end case;
s_mainFSMstate <= DECODE_ACCESS_0; s_mainFSMstate <= DECODE_ACCESS_0;
......
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