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Setting default values for VCLK registers not necessary. They should be set up

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by the VGABIOS. Happy new year!
This commit is contained in:
Volker Ruppert 2020-01-01 14:16:29 +00:00
parent 8b5586bb79
commit 546b4a78e5
1 changed files with 2 additions and 10 deletions
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12
bochs/iodev/display/svga_cirrus.cc
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@ -5,7 +5,7 @@
// Copyright (c) 2004 Makoto Suzuki (suzu)
// Volker Ruppert (vruppert)
// Robin Kay (komadori)
// Copyright (C) 2004-2019 The Bochs Project
// Copyright (C) 2004-2020 The Bochs Project
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
@ -342,18 +342,10 @@ void bx_svga_cirrus_c::svga_init_members()
BX_CIRRUS_THIS disp_ptr = BX_CIRRUS_THIS s.memory;
BX_CIRRUS_THIS memsize_mask = BX_CIRRUS_THIS s.memsize - 1;
// TODO: This should be done by the VGABIOS
BX_CIRRUS_THIS sequencer.reg[0x0b] = 0x4a;
BX_CIRRUS_THIS sequencer.reg[0x1b] = 0x2b;
// VCLK defaults - should be set up by the VGABIOS
BX_CIRRUS_THIS s.vclk[0] = 25227000;
BX_CIRRUS_THIS sequencer.reg[0x0c] = 0x5b;
BX_CIRRUS_THIS sequencer.reg[0x1c] = 0x2f;
BX_CIRRUS_THIS s.vclk[1] = 28325000;
BX_CIRRUS_THIS sequencer.reg[0x0d] = 0x42;
BX_CIRRUS_THIS sequencer.reg[0x1d] = 0x1f;
BX_CIRRUS_THIS s.vclk[2] = 31500000;
BX_CIRRUS_THIS sequencer.reg[0x0e] = 0x7e;
BX_CIRRUS_THIS sequencer.reg[0x1e] = 0x33;
BX_CIRRUS_THIS s.vclk[3] = 36082000;
}