intel: Prepare registers so Windows drivers are happier
Change-Id: I12ebed30de4df9814ccb62341c7715fc62c7f5b9 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Signed-off-by: Pratik Prajapati <pratikkumar.v.prajapati@intel.com> Reviewed-on: https://review.coreboot.org/23431 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
This commit is contained in:
parent
26436fb09a
commit
0f68b23aaf
|
@ -285,6 +285,7 @@ intel_gma_init_igd_opregion(igd_opregion_t *opregion)
|
|||
opregion->header.mailboxes = MAILBOXES_MOBILE;
|
||||
|
||||
// TODO Initialize Mailbox 1
|
||||
opregion->mailbox1.clid = 1;
|
||||
|
||||
// TODO Initialize Mailbox 3
|
||||
opregion->mailbox3.bclp = IGD_BACKLIGHT_BRIGHTNESS;
|
||||
|
|
|
@ -42,6 +42,8 @@ uintptr_t graphics_soc_write_acpi_opregion(struct device *device,
|
|||
|
||||
current += sizeof(igd_opregion_t);
|
||||
|
||||
opregion->mailbox1.clid = 1;
|
||||
|
||||
/* TODO Initialize Mailbox 3 */
|
||||
opregion->mailbox3.bclp = IGD_BACKLIGHT_BRIGHTNESS;
|
||||
opregion->mailbox3.pfit = IGD_FIELD_VALID | IGD_PFIT_STRETCH;
|
||||
|
|
|
@ -480,6 +480,7 @@ static int update_igd_opregion(igd_opregion_t *opregion)
|
|||
struct device *igd;
|
||||
|
||||
/* TODO Initialize Mailbox 1 */
|
||||
opregion->mailbox1.clid = 1;
|
||||
|
||||
/* TODO Initialize Mailbox 3 */
|
||||
opregion->mailbox3.bclp = IGD_BACKLIGHT_BRIGHTNESS;
|
||||
|
|
|
@ -58,7 +58,7 @@ enum cb_err init_igd_opregion(igd_opregion_t *opregion)
|
|||
|
||||
/* 8KiB */
|
||||
opregion->header.size = sizeof(igd_opregion_t) / KiB;
|
||||
opregion->header.version = IGD_OPREGION_VERSION;
|
||||
opregion->header.version = IGD_OPREGION_VERSION << 24;
|
||||
|
||||
/* FIXME We just assume we're mobile for now */
|
||||
opregion->header.mailboxes = MAILBOXES_MOBILE;
|
||||
|
|
|
@ -67,6 +67,8 @@ static void update_igd_opregion(igd_opregion_t *opregion)
|
|||
{
|
||||
u16 reg16;
|
||||
|
||||
opregion->mailbox1.clid = 1;
|
||||
|
||||
/* Initialize Mailbox 3 */
|
||||
opregion->mailbox3.bclp = IGD_BACKLIGHT_BRIGHTNESS;
|
||||
opregion->mailbox3.pfit = IGD_FIELD_VALID | IGD_PFIT_STRETCH;
|
||||
|
|
Loading…
Reference in New Issue