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| author | H. Peter Anvin <hpa@zytor.com> | 2003-10-14 16:43:20 +0000 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2003-10-14 16:43:20 +0000 |
| commit | c4a1895ab3ce595a5b3ad1e43605f9c4d103b6aa (patch) | |
| tree | 400a39430a550477bbb27d5ae81225b3cb84d4d6 /t80-ini.diff | |
| parent | d4a93edca443b78a63aadc3b2af4e0b62833d7f6 (diff) | |
| download | abc80-c4a1895ab3ce595a5b3ad1e43605f9c4d103b6aa.tar.gz abc80-c4a1895ab3ce595a5b3ad1e43605f9c4d103b6aa.tar.xz abc80-c4a1895ab3ce595a5b3ad1e43605f9c4d103b6aa.zip | |
Update for new releaseabc80-2
Diffstat (limited to 't80-ini.diff')
| -rw-r--r-- | t80-ini.diff | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/t80-ini.diff b/t80-ini.diff new file mode 100644 index 0000000..c779d40 --- /dev/null +++ b/t80-ini.diff @@ -0,0 +1,35 @@ +This patch is against T80 version 0247; it is required for the string +I/O instructions (INI, IND, INIR, INDR, OUTI, OUTD, OTIR, OTDR) to +work correctly. + +Index: T80_MCode.vhd +=================================================================== +RCS file: /home/hpa/hwhacks/cvsroot/abc80/t80/T80_MCode.vhd,v +retrieving revision 1.5 +diff -u -r1.5 T80_MCode.vhd +--- T80_MCode.vhd 5 Oct 2003 04:54:16 -0000 1.5 ++++ T80_MCode.vhd 14 Oct 2003 16:12:18 -0000 +@@ -1840,9 +1840,9 @@ + Set_Addr_To <= aXY; + when 3 => + if IR(3) = '0' then +- IncDec_16 <= "0010"; ++ IncDec_16 <= "0110"; + else +- IncDec_16 <= "1010"; ++ IncDec_16 <= "1110"; + end if; + TStates <= "100"; + Write <= '1'; +@@ -1869,9 +1869,9 @@ + Set_Addr_To <= aBC; + when 3 => + if IR(3) = '0' then +- IncDec_16 <= "0010"; ++ IncDec_16 <= "0110"; + else +- IncDec_16 <= "1010"; ++ IncDec_16 <= "1110"; + end if; + IORQ <= '1'; + Write <= '1'; |