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Author SHA1 Message Date
jens bea098d743 - doubled I-Cache size to 32kByte 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@479 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-10 09:47:24 +00:00
jens 1fe9a2c398 - replaced comparator-based fill-stage with rom-based fill-stage 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@478 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-09 19:19:03 +00:00
jens 6449f3fa78 - minor changes (better timing) 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@477 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-08 22:19:35 +00:00
jens 1884f3158c - minor changes (bug) 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@476 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-08 21:48:31 +00:00
jens 9794a67ba6 - Reset vector is now injected during reset like an ordinary exception. 
This minimizes pc.nxt MUX (Better timing)
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@475 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-08 21:44:27 +00:00
jens 6f74cd1662 - removed register output latch (latch introduced global clock buffer, which is deprecated) 
- CPU is configured as BIG-endian
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@474 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-06 21:35:03 +00:00
jens f046307aa9 - removed reference to fifo_sync_dist. 
Use fifo_sync instead and specified ditributed ram_style
  in XCF-file during synthesis

Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@473 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-06 21:30:23 +00:00
jens 0edf614e5e - removed reference to fifo_sync_dist. 
Use fifo_sync instead and specified ditributed ram_style
  in XCF-file during synthesis

Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@472 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-06 10:36:58 +00:00
jens eabf73aa4f - renamed pc.is_branch:boolean to pc.branch_take:std_logic 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@471 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-05 22:07:19 +00:00
jens 3de1c312bb - removed register output latch (latch introduced global clock buffer, which is deprecated) 
- added separate reg_pointer for read/write
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@470 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-05 11:07:02 +00:00
jens 1c17d74ae1 - removed INT_O_TX from UART. Use now common INT_O for RX/TX 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@469 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-03 09:30:58 +00:00
jens 134119db33 - bugfix: ICACHE_invalidate_at() after user-break was missing 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@468 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-02 16:23:01 +00:00
jens f6ce6d39e7 - removed timer stuff 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@467 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-02 16:23:00 +00:00
jens fc342f5734 - added timer stuff 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@466 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-02 16:21:48 +00:00
jens 52a8946996 - added global EL/EB switch for convenient switching between endianess 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@465 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-02 16:20:33 +00:00
jens 22149e3dfd - added searchdirs 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@464 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-02 16:19:52 +00:00
jens b9bdef1e30 - bootloader is left in kernel-mode 
- improved flash error handling
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@463 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-02 16:19:31 +00:00
jens efa56c97f2 - added error macros 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@462 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-02 16:18:44 +00:00
jens a2a17fd24a - improved erase/program failure detection 
- added block_lock/unlock functions
- locked blocks are unlocked automatically during erase
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@461 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-02 16:18:20 +00:00
jens 66984e5b25 - added timer and error macros 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@460 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-02 16:16:49 +00:00
jens b5e1d45b20 - added test color register base + 0x80 
- control signals derived from register file are noe registered for better timing
- mem_offset updated from vga_mem_offset wehn new frame begins
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@459 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-05-01 19:26:43 +00:00
jens 4c309f1eef - SR(7 .. 0) are not writable in user-mode 
- registered 'ctrl_out.int' for better timing
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@458 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-27 08:23:08 +00:00
jens 20dc046c75 - status register is always writable 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@457 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-19 17:57:33 +00:00
jens d97c9dd6ec - added interrupt enable 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@456 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-19 17:56:47 +00:00
jens cd867dad7d - added 2. Interrupt timer 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@455 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-17 22:49:31 +00:00
jens 2e57a02355 - changed Exception vector from 0x80000180 to 0x80000080 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@454 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-17 20:30:57 +00:00
jens ef6b247b01 Initial version 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@453 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-17 20:30:56 +00:00
jens 68429fd3b0 - many new tests 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@452 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 14:13:41 +00:00
jens 917ceced01 - switched to big-endian biuld 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@451 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 14:13:00 +00:00
jens 69a654f218 - added gunzip, life and r3 
- switched to big-endian biuld
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@450 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 14:12:42 +00:00
jens 83d260fc0d - Minor changes 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@449 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 14:11:46 +00:00
jens 79de05d54c Initial version 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@448 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 14:11:45 +00:00
jens be038f16ba - changed irg-handler prototype: irq-handler now obtain pointer to exception context 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@447 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 14:06:30 +00:00
jens 4452820f09 - added function to register exception handlers 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@446 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 14:05:33 +00:00
jens 133df33e35 - increased exception stack frame to 32kB 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@445 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 14:04:59 +00:00
jens 47d5b9ac7f - removed unportable clock() used time() instead 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@444 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 14:04:21 +00:00
jens 1be58489b0 - added function for I/D-cache invalidate 
- added functions for LWC0 and SWC0
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@443 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 14:03:20 +00:00
jens cf72d81cd3 - minor changes 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@442 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 14:02:10 +00:00
jens 0b1cd9b7b1 - added PrintBuffer8() and memdump() 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@441 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 14:01:08 +00:00
jens f3ee78329b - uart_baud rate is now written as DWORD 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@440 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 14:00:29 +00:00
jens 842553943a - added switch EB/EL to switch endianess 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@439 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 13:56:58 +00:00
jens a00c0c1a0d - added call to debugger init routine 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@438 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 13:46:27 +00:00
jens 30340bd6cf - added mixed I/D exceptions (13, 14) 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@437 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 13:46:00 +00:00
jens 4372265ee2 - added big-endian to lib-searchpath 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@436 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 13:43:41 +00:00
jens e19528b20f - added support functions: 
flash_aligned_addr_by...() to obtain block aligned addresses
- removed query in flash_find due to stack-problems
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@435 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 13:41:41 +00:00
jens 893e93530d - update 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@434 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 13:39:59 +00:00
jens 2fb198d941 - added port 'eb' for Endian-big selection 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@433 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 13:23:30 +00:00
jens b8890b0132 - new big-endian bootloader 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@432 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 13:23:22 +00:00
jens d3c322ca48 - bugfix: wrong 'pa_offset' when big-endian and half-word load/store 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@431 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 13:22:31 +00:00
jens a3c4ba6e82 - minor improvements for load/store shifter 
Committed on the Free edition of March Hare Software CVSNT Server.
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git-svn-id: http://moon:8086/svn/vhdl/trunk@430 cc03376c-175c-47c8-b038-4cd826a8556b
 2009-04-15 13:21:39 +00:00