From 2a7d0ce665689e7d493d3c613e6d02dda135a979 Mon Sep 17 00:00:00 2001 From: sithglan Date: Sun, 11 Mar 2007 11:10:24 +0000 Subject: [PATCH] consolidate more --- dhwk/dhwk.prj | 2 - dhwk/source/pci/config_10h.vhd | 77 -------------------- dhwk/source/pci/config_space_header.vhd | 94 ++++++++++++++----------- 3 files changed, 53 insertions(+), 120 deletions(-) delete mode 100644 dhwk/source/pci/config_10h.vhd diff --git a/dhwk/dhwk.prj b/dhwk/dhwk.prj index 30cbe67..8d0f4f7 100644 --- a/dhwk/dhwk.prj +++ b/dhwk/dhwk.prj @@ -4,8 +4,6 @@ vhdl work "source/pci/address_register.vhd" vhdl work "source/pci/comm_dec.vhd" vhdl work "source/pci/comm_fsm.vhd" vhdl work "source/pci/config_04h.vhd" -vhdl work "source/pci/config_10h.vhd" -vhdl work "source/pci/config_mux_0.vhd" vhdl work "source/pci/config_rd_0.vhd" vhdl work "source/pci/config_space_header.vhd" vhdl work "source/pci/config_wr_0.vhd" diff --git a/dhwk/source/pci/config_10h.vhd b/dhwk/source/pci/config_10h.vhd deleted file mode 100644 index 4660c6f..0000000 --- a/dhwk/source/pci/config_10h.vhd +++ /dev/null @@ -1,77 +0,0 @@ --- J.STELZNER --- INFORMATIK-3 LABOR --- 23.08.2006 --- File: CONFIG_10H.VHD - -library IEEE; -use IEEE.std_logic_1164.all; - -entity CONFIG_10H is - port - ( - PCI_CLOCK :in std_logic; - PCI_RSTn :in std_logic; - AD_REG :in std_logic_vector(31 downto 0); - CBE_REGn :in std_logic_vector( 3 downto 0); - CONF_WR_10H :in std_logic; - CONF_DATA_10H :out std_logic_vector(31 downto 0) - ); -end entity CONFIG_10H; - -architecture CONFIG_10H_DESIGN of CONFIG_10H is - - signal CONF_BAS_ADDR_REG :std_logic_vector(31 downto 0); - -begin - - --******************************************************************* - --***** PCI Configuration Space Header "BASE ADDRESS REGISTER" ****** - --******************************************************************* - - CONF_BAS_ADDR_REG(1 downto 0) <= "01";-- Base Address Register for "I/O" - CONF_BAS_ADDR_REG(3 downto 2) <= "00";-- IO Bereich = 16 BYTE - - process (PCI_CLOCK,PCI_RSTn) - begin - - -- if PCI_RSTn = '0' then CONF_BAS_ADDR_REG(31 downto 2) <= (others =>'0'); - if PCI_RSTn = '0' then - CONF_BAS_ADDR_REG(31 downto 4) <= (others =>'0'); - - elsif (rising_edge(PCI_CLOCK)) then - - if CONF_WR_10H = '1'and CBE_REGn(3) = '0' then - CONF_BAS_ADDR_REG(31 downto 24) <= AD_REG(31 downto 24); - else - CONF_BAS_ADDR_REG(31 downto 24) <= CONF_BAS_ADDR_REG(31 downto 24); - end if; - - if CONF_WR_10H = '1'and CBE_REGn(2) = '0' then - CONF_BAS_ADDR_REG(23 downto 16) <= AD_REG(23 downto 16); - else - CONF_BAS_ADDR_REG(23 downto 16) <= CONF_BAS_ADDR_REG(23 downto 16); - end if; - - if CONF_WR_10H = '1'and CBE_REGn(1) = '0' then - CONF_BAS_ADDR_REG(15 downto 8) <= AD_REG(15 downto 8); - else - CONF_BAS_ADDR_REG(15 downto 8) <= CONF_BAS_ADDR_REG(15 downto 8); - end if; - - -- if CONF_WR_10H = '1'and CBE_REGn(0) = '0' then - -- CONF_BAS_ADDR_REG( 7 downto 2) <= AD_REG( 7 downto 2); - -- else - -- CONF_BAS_ADDR_REG( 7 downto 2) <= CONF_BAS_ADDR_REG( 7 downto 2); - -- end if; - - if CONF_WR_10H = '1'and CBE_REGn(0) = '0' then - CONF_BAS_ADDR_REG( 7 downto 4) <= AD_REG( 7 downto 4); - else - CONF_BAS_ADDR_REG( 7 downto 4) <= CONF_BAS_ADDR_REG( 7 downto 4); - end if; - end if; -end process; - -CONF_DATA_10H <= CONF_BAS_ADDR_REG; - -end architecture CONFIG_10H_DESIGN; diff --git a/dhwk/source/pci/config_space_header.vhd b/dhwk/source/pci/config_space_header.vhd index 9114785..722b931 100644 --- a/dhwk/source/pci/config_space_header.vhd +++ b/dhwk/source/pci/config_space_header.vhd @@ -36,6 +36,8 @@ architecture SCHEMATIC of CONFIG_SPACE_HEADER is signal CONF_INT_PIN :std_logic_vector (15 downto 8); signal CONF_INT_LINE :std_logic_vector ( 7 downto 0); + signal CONF_BAS_ADDR_REG :std_logic_vector(31 downto 0); + SIGNAL gnd : std_logic := '0'; SIGNAL vcc : std_logic := '1'; @@ -43,22 +45,11 @@ architecture SCHEMATIC of CONFIG_SPACE_HEADER is signal CONF_WR_10H : std_logic; signal CONF_WR_3CH : std_logic; signal CONF_READ_SEL : std_logic_vector (2 downto 0); - signal CONF_DATA_10H_DUMMY : std_logic_vector (31 downto 0); signal CONF_DATA_04H_DUMMY : std_logic_vector (31 downto 0); signal CONF_DATA_3CH : std_logic_vector (31 downto 0); signal CONF_DATA_08H : std_logic_vector (31 downto 0); signal CONF_DATA_00H : std_logic_vector (31 downto 0); - component CONFIG_MUX_0 - Port ( CONF_DATA_00H : In std_logic_vector (31 downto 0); - CONF_DATA_04H : In std_logic_vector (31 downto 0); - CONF_DATA_08H : In std_logic_vector (31 downto 0); - CONF_DATA_10H : In std_logic_vector (31 downto 0); - CONF_DATA_3CH : In std_logic_vector (31 downto 0); - READ_SEL : In std_logic_vector (2 downto 0); - CONF_DATA : Out std_logic_vector (31 downto 0) ); - end component; - component CONFIG_RD_0 Port ( ADDR_REG : In std_logic_vector (31 downto 0); CF_RD_COM : In std_logic; @@ -75,15 +66,6 @@ architecture SCHEMATIC of CONFIG_SPACE_HEADER is CONF_WR_3CH : Out std_logic ); end component; - component CONFIG_10H - Port ( AD_REG : In std_logic_vector (31 downto 0); - CBE_REGn : In std_logic_vector (3 downto 0); - CONF_WR_10H : In std_logic; - PCI_CLOCK : In std_logic; - PCI_RSTn : In std_logic; - CONF_DATA_10H : Out std_logic_vector (31 downto 0) ); - end component; - component CONFIG_04H Port ( AD_REG : In std_logic_vector (31 downto 0); CBE_REGn : In std_logic_vector (3 downto 0); @@ -100,7 +82,6 @@ begin CONF_DATA_08H <= CONF_CLASS_CODE & REVISION_ID; CONF_DATA_04H <= CONF_DATA_04H_DUMMY; - CONF_DATA_10H <= CONF_DATA_10H_DUMMY; CONF_MAX_LAT <= X"00"; CONF_MIN_GNT <= X"00"; @@ -112,14 +93,10 @@ begin -- CONF_INT_PIN <= X"05 - FF0"; -- Reserviert CONF_DATA_3CH <= CONF_MAX_LAT & CONF_MIN_GNT & CONF_INT_PIN & CONF_INT_LINE; - I10 : CONFIG_MUX_0 - Port Map ( CONF_DATA_00H(31 downto 0)=>CONF_DATA_00H(31 downto 0), - CONF_DATA_04H(31 downto 0)=>CONF_DATA_04H_DUMMY(31 downto 0), - CONF_DATA_08H(31 downto 0)=>CONF_DATA_08H(31 downto 0), - CONF_DATA_10H(31 downto 0)=>CONF_DATA_10H_DUMMY(31 downto 0), - CONF_DATA_3CH(31 downto 0)=>CONF_DATA_3CH(31 downto 0), - READ_SEL(2 downto 0)=>CONF_READ_SEL(2 downto 0), - CONF_DATA(31 downto 0)=>CONF_DATA(31 downto 0) ); + CONF_BAS_ADDR_REG(1 downto 0) <= "01";-- Base Address Register for "I/O" + CONF_BAS_ADDR_REG(3 downto 2) <= "00";-- IO Bereich = 16 BYTE + CONF_DATA_10H <= CONF_BAS_ADDR_REG; + I9 : CONFIG_RD_0 Port Map ( ADDR_REG(31 downto 0)=>ADDR_REG(31 downto 0), CF_RD_COM=>CF_RD_COM, @@ -129,12 +106,6 @@ begin CF_WR_COM=>CF_WR_COM, IRDY_REGn=>IRDY_REGn, TRDYn=>TRDYn, CONF_WR_04H=>CONF_WR_04H, CONF_WR_10H=>CONF_WR_10H, CONF_WR_3CH=>CONF_WR_3CH ); - I5 : CONFIG_10H - Port Map ( AD_REG(31 downto 0)=>AD_REG(31 downto 0), - CBE_REGn(3 downto 0)=>CBE_REGn(3 downto 0), - CONF_WR_10H=>CONF_WR_10H, PCI_CLOCK=>PCI_CLOCK, - PCI_RSTn=>PCI_RSTn, - CONF_DATA_10H(31 downto 0)=>CONF_DATA_10H_DUMMY(31 downto 0) ); I2 : CONFIG_04H Port Map ( AD_REG(31 downto 0)=>AD_REG(31 downto 0), CBE_REGn(3 downto 0)=>CBE_REGn(3 downto 0), @@ -144,13 +115,54 @@ begin process (PCI_CLOCK,PCI_RSTn) begin - if PCI_RSTn = '0' then - CONF_INT_LINE <= (others => '0'); + if PCI_RSTn = '0' then + CONF_INT_LINE <= (others => '0'); + + elsif (rising_edge(PCI_CLOCK)) then + if CONF_WR_3CH = '1'and CBE_REGn(0) = '0' then + CONF_INT_LINE(7 downto 0) <= AD_REG(7 downto 0); + end if; + end if; + end process; + + process (PCI_CLOCK,PCI_RSTn) + begin + + -- if PCI_RSTn = '0' then CONF_BAS_ADDR_REG(31 downto 2) <= (others =>'0'); + if PCI_RSTn = '0' then + CONF_BAS_ADDR_REG(31 downto 4) <= (others =>'0'); + + elsif (rising_edge(PCI_CLOCK)) then + + if CONF_WR_10H = '1'and CBE_REGn(3) = '0' then + CONF_BAS_ADDR_REG(31 downto 24) <= AD_REG(31 downto 24); + else + CONF_BAS_ADDR_REG(31 downto 24) <= CONF_BAS_ADDR_REG(31 downto 24); + end if; + + if CONF_WR_10H = '1'and CBE_REGn(2) = '0' then + CONF_BAS_ADDR_REG(23 downto 16) <= AD_REG(23 downto 16); + else + CONF_BAS_ADDR_REG(23 downto 16) <= CONF_BAS_ADDR_REG(23 downto 16); + end if; + + if CONF_WR_10H = '1'and CBE_REGn(1) = '0' then + CONF_BAS_ADDR_REG(15 downto 8) <= AD_REG(15 downto 8); + else + CONF_BAS_ADDR_REG(15 downto 8) <= CONF_BAS_ADDR_REG(15 downto 8); + end if; + + -- if CONF_WR_10H = '1'and CBE_REGn(0) = '0' then + -- CONF_BAS_ADDR_REG( 7 downto 2) <= AD_REG( 7 downto 2); + -- else + -- CONF_BAS_ADDR_REG( 7 downto 2) <= CONF_BAS_ADDR_REG( 7 downto 2); + -- end if; - elsif (rising_edge(PCI_CLOCK)) then - if CONF_WR_3CH = '1'and CBE_REGn(0) = '0' then - CONF_INT_LINE(7 downto 0) <= AD_REG(7 downto 0); - end if; + if CONF_WR_10H = '1'and CBE_REGn(0) = '0' then + CONF_BAS_ADDR_REG( 7 downto 4) <= AD_REG( 7 downto 4); + else + CONF_BAS_ADDR_REG( 7 downto 4) <= CONF_BAS_ADDR_REG( 7 downto 4); end if; + end if; end process; end SCHEMATIC; -- 2.39.5