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added forgotten explicit CRTC1 access selection in some i2c routines.

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@14254 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Rudolf Cornelissen
2005-09-27 14:55:17 +00:00
parent 04d11137af
commit 78c83805f2
1 changed files with 9 additions and 0 deletions
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src/add-ons/accelerants/nvidia/engine/nv_i2c.c
+9
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@@ -171,6 +171,9 @@ static uint8 RXBit (uint8 BusNR)
void i2c_bstart (uint8 BusNR) void i2c_bstart (uint8 BusNR)
{ {
/* enable access to primary head */
set_crtc_owner(0);
/* make sure SDA is high */ /* make sure SDA is high */
OutSDA(BusNR, true); OutSDA(BusNR, true);
snooze(3); snooze(3);
@@ -190,6 +193,9 @@ void i2c_bstart (uint8 BusNR)
void i2c_bstop (uint8 BusNR) void i2c_bstop (uint8 BusNR)
{ {
/* enable access to primary head */
set_crtc_owner(0);
/* make sure SDA is low */ /* make sure SDA is low */
OutSDA(BusNR, false); OutSDA(BusNR, false);
snooze(3); snooze(3);
@@ -263,6 +269,9 @@ status_t i2c_init(void)
LOG(4,("I2C: searching for wired I2C buses...\n")); LOG(4,("I2C: searching for wired I2C buses...\n"));
/* enable access to primary head */
set_crtc_owner(0);
/* preset no board wired buses */ /* preset no board wired buses */
si->ps.i2c_bus0 = false; si->ps.i2c_bus0 = false;
si->ps.i2c_bus1 = false; si->ps.i2c_bus1 = false;