Messages in this thread Patch in this message | | | From | Aaro Koskinen <> | Subject | [PATCH 4/6] sisfb: add RAM type detection for XGI Z9 | Date | Mon, 14 Feb 2011 00:11:26 +0200 |
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Detect the XGI Z9 RAM type as "documented" by the XGI's xgifb driver.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Cc: Thomas Winischhofer <thomas@winischhofer.net> --- drivers/video/sis/sis_main.c | 8 +++++++- 1 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/drivers/video/sis/sis_main.c b/drivers/video/sis/sis_main.c index f0c48e8..de03567 100644 --- a/drivers/video/sis/sis_main.c +++ b/drivers/video/sis/sis_main.c @@ -4955,7 +4955,13 @@ sisfb_post_xgi_ramtype(struct sis_video_info *ivideo) v1 = bios[0x1d2]; } if (!(ramtype & 0x80)) { - if (ivideo->chip == XGI_20) { + if (sisfb_xgi_is21(ivideo)) { + SiS_SetRegAND(SISCR, 0xb4, 0xfd); /* GPIO control */ + SiS_SetRegOR(SISCR, 0x4a, 0x80); /* GPIOH EN */ + reg = SiS_GetReg(SISCR, 0x48); + SiS_SetRegOR(SISCR, 0xb4, 0x02); + ramtype = reg & 0x01; /* GPIOH */ + } else if (ivideo->chip == XGI_20) { SiS_SetReg(SISCR, 0x97, v1); reg = SiS_GetReg(SISCR, 0x97); if (reg & 0x10) { -- 1.5.6.5
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