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| author |   Don Dugger <n0ano@n0ano.com> | 2016-06-03 03:33:22 +0000 |
|---|---|---|
| committer |   Gerrit Code Review <gerrit@172.30.200.206> | 2016-06-03 03:33:23 +0000 |
| commit | da27230f80795d0028333713f036d44c53cb0e68 (patch) | |
| tree | b3d379eaf000adf72b36cb01cdf4d79c3e3f064c /qemu/roms/SLOF/board-js2x/slof/helper.fs | |
| parent | 0e68cb048bb8aadb14675f5d4286d8ab2fc35449 (diff) | |
| parent | 437fd90c0250dee670290f9b714253671a990160 (diff) | |
Merge "These changes are the raw update to qemu-2.6."
Diffstat (limited to 'qemu/roms/SLOF/board-js2x/slof/helper.fs')
| -rw-r--r-- | qemu/roms/SLOF/board-js2x/slof/helper.fs | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/qemu/roms/SLOF/board-js2x/slof/helper.fs b/qemu/roms/SLOF/board-js2x/slof/helper.fs index 34d60da1f..1e2b03063 100644 --- a/qemu/roms/SLOF/board-js2x/slof/helper.fs +++ b/qemu/roms/SLOF/board-js2x/slof/helper.fs @@ -26,3 +26,14 @@ s" , " $cat bdate2human $cat encode-string THEN ; + +: invert-region ( addr len -- ) + 2dup or 7 and CASE + 0 OF 3 rshift 0 ?DO dup dup rx@ -1 xor swap rx! xa1+ LOOP ENDOF + 4 OF 2 rshift 0 ?DO dup dup rl@ -1 xor swap rl! la1+ LOOP ENDOF + 3 and + 2 OF 1 rshift 0 ?DO dup dup rw@ -1 xor swap rw! wa1+ LOOP ENDOF + dup OF 0 ?DO dup dup rb@ -1 xor swap rb! 1+ LOOP ENDOF + ENDCASE + drop +; |