📄 amba(1).vhd
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-- bus grant HREADY: Std_ULogic; -- transfer done HRESP: Std_Logic_Vector(1 downto 0); -- response type HRDATA: Std_Logic_Vector(31 downto 0); -- read data bus HCACHE: Std_ULogic; -- cacheable data end record; -- AHB master outputs type AHB_Mst_Out_Type is record HBUSREQ: Std_ULogic; -- bus request HLOCK: Std_ULogic; -- lock request HTRANS: Std_Logic_Vector(1 downto 0); -- transfer type HADDR: Std_Logic_Vector(31 downto 0); -- address bus (byte) HWRITE: Std_ULogic; -- read/write HSIZE: Std_Logic_Vector(2 downto 0); -- transfer size HBURST: Std_Logic_Vector(2 downto 0); -- burst type HPROT: Std_Logic_Vector(3 downto 0); -- protection control HWDATA: Std_Logic_Vector(31 downto 0); -- write data bus end record; ----------------------------------------------------------------------------- -- Definitions for AMBA(TM) AHB Slaves ----------------------------------------------------------------------------- -- AHB slave inputs (HCLK and HRESETn routed separately) type AHB_Slv_In_Type is record HSEL: Std_ULogic; -- slave select HADDR: Std_Logic_Vector(31 downto 0); -- address bus (byte) HWRITE: Std_ULogic; -- read/write HTRANS: Std_Logic_Vector(1 downto 0); -- transfer type HSIZE: Std_Logic_Vector(2 downto 0); -- transfer size HBURST: Std_Logic_Vector(2 downto 0); -- burst type HWDATA: Std_Logic_Vector(31 downto 0); -- write data bus HPROT: Std_Logic_Vector(3 downto 0); -- protection control HREADY: Std_ULogic; -- transfer done HMASTER: Std_Logic_Vector(3 downto 0); -- current master HMASTLOCK: Std_ULogic; -- locked access end record; -- AHB slave outputs type AHB_Slv_Out_Type is record HREADY: Std_ULogic; -- transfer done HRESP: Std_Logic_Vector(1 downto 0); -- response type HRDATA: Std_Logic_Vector(31 downto 0); -- read data bus HSPLIT: Std_Logic_Vector(15 downto 0); -- split completion end record; ----------------------------------------------------------------------------- -- Definitions for AMBA(TM) AHB Arbiter/Decoder ----------------------------------------------------------------------------- -- supporting array types type AHB_Mst_In_Vector is array (Natural Range <> ) of AHB_Mst_In_Type; type AHB_Mst_Out_Vector is array (Natural Range <> ) of AHB_Mst_Out_Type; type AHB_Slv_In_Vector is array (Natural Range <> ) of AHB_Slv_In_Type; type AHB_Slv_Out_Vector is array (Natural Range <> ) of AHB_Slv_Out_Type;end AMBA; </pre><hr /><address><span style="font-size: smaller">FreeBSD-CVSweb <<a href="mailto:freebsd-cvsweb@FreeBSD.org">freebsd-cvsweb@FreeBSD.org</a>></span></address></body></html><!-- pf_body_end --></td><td><img width=15 src="/images/dotty.gif"></td></tr></table><xcenter><p><table width=100% cellpadding=0 cellspacing=0 border=0> <tr><td align=right valign=bottom><a title='Top' href='#top'><img border=0 alt='Top' src='/images/hr_up.gif'></a></td></tr> <tr><td background='/images/hpd.gif'><img height=1 border=0 src='/images/dotty.gif'></td></tr><tr><td height=4><img height=4 src='/images/dotty.gif'></td></tr></table> <br><!--<table border=0 cellpadding=0 cellspacing=1 bgcolor=#ffffff><tr><td><table cellpadding=0 cellspacing=0 border=0 bgcolor=#ffffff><tr><td>//--><script type="text/javascript"><!--google_ad_client = "pub-9285819221080148";google_alternate_color = "FFFFFF";google_ad_width = 728;google_ad_height = 90;google_ad_format = "728x90_as";google_ad_type = "text_image";google_ad_channel ="3034172958";google_color_border = "ffffff";google_color_bg = "ffffff";google_color_link = "444488";google_color_url = "b00000";google_color_text = "666666";//--></script><script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"></script><!--</td></tr></table></td></tr></table>//--></center><img border=0 src="/images/dotty.gif" height=1 width=400><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30><img border=0 src="/images/dotty.gif" height=1 width=30></td></tr></table> </td></tr><tr bgcolor=#000000><td><img height=1 src="/images/dotty.gif"></td></tr></table><table background="/images/topbg.gif" width=100% cellpadding=0 cellspacing=0 border=0 bgcolor=#aaddff><tr><td align=right>Copyright (c) 1999-2007 OPENCORES.ORG. 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