summaryrefslogtreecommitdiff
path: root/src/drivers
diff options
context:
space:
mode:
authorPatrick Rudolph <siro@das-labor.org>2017-03-30 17:07:42 +0200
committerMartin Roth <martinroth@google.com>2017-04-03 04:58:03 +0200
commit45a0dbc95c1ef1d697598655a526709f27151bb4 (patch)
tree148ec3fabb933a3a5e393c575f52f5522285db3a /src/drivers
parentaca4c94057850762ddd3c78e6e8cf9023e22a66a (diff)
downloadcoreboot-45a0dbc95c1ef1d697598655a526709f27151bb4.tar.xz
nb/intel: Deduplicate vbt header
Move header and delete duplicates. Change-Id: I0e1f5d9082626062f95afe718f6ec62a68f0d828 Signed-off-by: Patrick Rudolph <siro@das-labor.org> Reviewed-on: https://review.coreboot.org/18903 Tested-by: build bot (Jenkins) Tested-by: coreboot org <coreboot.org@gmail.com> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/drivers')
-rw-r--r--src/drivers/intel/gma/intel_bios.h50
-rw-r--r--src/drivers/intel/gma/opregion.h248
-rw-r--r--src/drivers/intel/gma/vbt.c1
3 files changed, 249 insertions, 50 deletions
diff --git a/src/drivers/intel/gma/intel_bios.h b/src/drivers/intel/gma/intel_bios.h
index 7b5edd3f39..000d7d5d8f 100644
--- a/src/drivers/intel/gma/intel_bios.h
+++ b/src/drivers/intel/gma/intel_bios.h
@@ -730,56 +730,6 @@ struct bdb_mipi {
u32 clk_lane_switch_cnt;
} __attribute__((packed));
-/* Intel Video BIOS (Option ROM) */
-typedef struct {
- u16 signature;
- u8 size;
- u8 reserved[21];
- u16 pcir_offset;
- u16 vbt_offset;
-} __attribute__((packed)) optionrom_header_t;
-
-#define OPROM_SIGNATURE 0xaa55
-
-typedef struct {
- u32 signature;
- u16 vendor;
- u16 device;
- u16 reserved1;
- u16 length;
- u8 revision;
- u8 classcode[3];
- u16 imagelength;
- u16 coderevision;
- u8 codetype;
- u8 indicator;
- u16 reserved2;
-} __attribute__((packed)) optionrom_pcir_t;
-
-typedef struct {
- u8 hdr_signature[20];
- u16 hdr_version;
- u16 hdr_size;
- u16 hdr_vbt_size;
- u8 hdr_vbt_checksum;
- u8 hdr_reserved;
- u32 hdr_vbt_datablock;
- u32 hdr_aim[4];
- u8 datahdr_signature[16];
- u16 datahdr_version;
- u16 datahdr_size;
- u16 datahdr_datablocksize;
- u8 coreblock_id;
- u16 coreblock_size;
- u16 coreblock_biossize;
- u8 coreblock_biostype;
- u8 coreblock_releasestatus;
- u8 coreblock_hwsupported;
- u8 coreblock_integratedhw;
- u8 coreblock_biosbuild[4];
- u8 coreblock_biossignon[155];
-} __attribute__((packed)) optionrom_vbt_t;
-
#define VBT_SIGNATURE 0x54425624
#endif /* _I830_BIOS_H_ */
diff --git a/src/drivers/intel/gma/opregion.h b/src/drivers/intel/gma/opregion.h
new file mode 100644
index 0000000000..3f943805fb
--- /dev/null
+++ b/src/drivers/intel/gma/opregion.h
@@ -0,0 +1,248 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2016 Intel Corp.
+ * (Written by Abhay Kumar <abhay.kumar@intel.com> for Intel Corp.)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef _COMMON_GMA_H_
+#define _COMMON_GMA_H_
+
+#include <types.h>
+#include <commonlib/helpers.h>
+
+/* IGD PCI Configuration register */
+#define ASLS 0xfc /* OpRegion Base */
+#define SWSCI 0xe8 /* SWSCI Register */
+#define GSSCIE (1 << 0) /* SCI Event trigger */
+#define SMISCISEL (1 << 15) /* Select SMI or SCI event source */
+
+/* mailbox 0: header */
+typedef struct {
+ u8 signature[16]; /* Offset 0 OpRegion signature */
+ u32 size; /* Offset 16 OpRegion size */
+ u32 version; /* Offset 20 OpRegion structure version */
+ u8 sbios_version[32]; /* Offset 24 System BIOS build version */
+ u8 vbios_version[16]; /* Offset 56 Video BIOS build version */
+ u8 driver_version[16]; /* Offset 72 Graphic drvr build version */
+ u32 mailboxes; /* Offset 88 Mailboxes supported */
+ u32 dmod; /* Offset 92 Driver Model */
+ u32 pcon; /* Offset 96 Platform Capabilities */
+ u16 dver[16]; /* Offset 100 GOP Version */
+ u8 reserved[124]; /* Offset 132 Reserved */
+} __attribute__((packed)) opregion_header_t;
+
+#define IGD_OPREGION_SIGNATURE "IntelGraphicsMem"
+#define IGD_OPREGION_VERSION 2
+
+#define IGD_MBOX1 (1 << 0)
+#define IGD_MBOX2 (1 << 1)
+#define IGD_MBOX3 (1 << 2)
+#define IGD_MBOX4 (1 << 3)
+#define IGD_MBOX5 (1 << 4)
+
+#define MAILBOXES_MOBILE (IGD_MBOX1 | IGD_MBOX2 | IGD_MBOX3 | \
+ IGD_MBOX4 | IGD_MBOX5)
+#define MAILBOXES_DESKTOP (IGD_MBOX2 | IGD_MBOX4)
+
+#define SBIOS_VERSION_SIZE 32
+
+/* mailbox 1: public ACPI methods */
+typedef struct {
+ u32 drdy; /* Offset 0 Driver readiness */
+ u32 csts; /* Offset 4 Status */
+ u32 cevt; /* Offset 8 Current event */
+ u8 reserved[20]; /* Offset 12 Reserved */
+ u32 didl; /* Offset 32 Supported display device 1 */
+ u32 ddl2; /* Offset 36 Supported display device 2 */
+ u32 ddl3; /* Offset 40 Supported display device 3 */
+ u32 ddl4; /* Offset 44 Supported display device 4 */
+ u32 ddl5; /* Offset 48 Supported display device 5 */
+ u32 ddl6; /* Offset 52 Supported display device 6 */
+ u32 ddl7; /* Offset 56 Supported display device 7 */
+ u32 ddl8; /* Offset 60 Supported display device 8 */
+ u32 cpdl; /* Offset 64 Currently present display device 1 */
+ u32 cpl2; /* Offset 68 Currently present display device 2 */
+ u32 cpl3; /* Offset 72 Currently present display device 3 */
+ u32 cpl4; /* Offset 76 Currently present display device 4 */
+ u32 cpl5; /* Offset 80 Currently present display device 5 */
+ u32 cpl6; /* Offset 84 Currently present display device 6 */
+ u32 cpl7; /* Offset 88 Currently present display device 7 */
+ u32 cpl8; /* Offset 92 Currently present display device 8 */
+ u32 cadl; /* Offset 96 Currently active display device 1 */
+ u32 cal2; /* Offset 100 Currently active display device 2 */
+ u32 cal3; /* Offset 104 Currently active display device 3 */
+ u32 cal4; /* Offset 108 Currently active display device 4 */
+ u32 cal5; /* Offset 112 Currently active display device 5 */
+ u32 cal6; /* Offset 116 Currently active display device 6 */
+ u32 cal7; /* Offset 120 Currently active display device 7 */
+ u32 cal8; /* Offset 124 Currently active display device 8 */
+ u32 nadl; /* Offset 128 Next active device 1 */
+ u32 ndl2; /* Offset 132 Next active device 2 */
+ u32 ndl3; /* Offset 136 Next active device 3 */
+ u32 ndl4; /* Offset 140 Next active device 4 */
+ u32 ndl5; /* Offset 144 Next active device 5 */
+ u32 ndl6; /* Offset 148 Next active device 6 */
+ u32 ndl7; /* Offset 152 Next active device 7 */
+ u32 ndl8; /* Offset 156 Next active device 8 */
+ u32 aslp; /* Offset 160 ASL sleep timeout */
+ u32 tidx; /* Offset 164 Toggle table index */
+ u32 chpd; /* Offset 168 Current hot plug enable indicator */
+ u32 clid; /* Offset 172 Current lid state indicator */
+ u32 cdck; /* Offset 176 Current docking state indicator */
+ u32 sxsw; /* Offset 180 Display Switch notification on Sx State
+ * resume
+ */
+ u32 evts; /* Offset 184 Events supported by ASL */
+ u32 cnot; /* Offset 188 Current OS Notification */
+ u32 nrdy; /* Offset 192 Reasons for DRDY = 0 */
+ u32 ddl9; /* Offset 196 Extended Supported display device 1 */
+ u32 dd10; /* Offset 200 Extended Supported display device 2 */
+ u32 dd11; /* Offset 204 Extended Supported display device 3 */
+ u32 dd12; /* Offset 208 Extended Supported display device 4 */
+ u32 dd13; /* Offset 212 Extended Supported display device 5 */
+ u32 dd14; /* Offset 216 Extended Supported display device 6 */
+ u32 dd15; /* Offset 220 Extended Supported display device 7 */
+ u32 cpl9; /* Offset 224 Extended Currently present device 1 */
+ u32 cp10; /* Offset 228 Extended Currently present device 2 */
+ u32 cp11; /* Offset 232 Extended Currently present device 3 */
+ u32 cp12; /* Offset 236 Extended Currently present device 4 */
+ u32 cp13; /* Offset 240 Extended Currently present device 5 */
+ u32 cp14; /* Offset 244 Extended Currently present device 6 */
+ u32 cp15; /* Offset 248 Extended Currently present device 7 */
+ u8 reserved2[4]; /* Offset 252 Reserved 4 bytes */
+} __attribute__((packed)) opregion_mailbox1_t;
+
+/* mailbox 2: software sci interface */
+typedef struct {
+ u32 scic; /* Offset 0 Software SCI function number parameters */
+ u32 parm; /* Offset 4 Software SCI function number parameters */
+ u32 dslp; /* Offset 8 Driver sleep timeout */
+ u8 reserved[244]; /* Offset 12 Reserved */
+} __attribute__((packed)) opregion_mailbox2_t;
+
+/* mailbox 3: power conservation */
+typedef struct {
+ u32 ardy; /* Offset 0 Driver readiness */
+ u32 aslc; /* Offset 4 ASLE interrupt command / status */
+ u32 tche; /* Offset 8 Technology enabled indicator */
+ u32 alsi; /* Offset 12 Current ALS illuminance reading */
+ u32 bclp; /* Offset 16 Backlight britness to set */
+ u32 pfit; /* Offset 20 Panel fitting Request */
+ u32 cblv; /* Offset 24 Brightness Current State */
+ u16 bclm[20]; /* Offset 28 Backlight Brightness Level Duty
+ * Cycle Mapping Table
+ */
+ u32 cpfm; /* Offset 68 Panel Fitting Current Mode */
+ u32 epfm; /* Offset 72 Enabled Panel Fitting Modes */
+ u8 plut[74]; /* Offset 76 Panel Look Up Table */
+ u32 pfmb; /* Offset 150 PWM Frequency and Minimum
+ * Brightness
+ */
+ u32 ccdv; /* Offset 154 Color Correction Default Values */
+ u32 pcft; /* Offset 158 Power Conservation Features */
+ u32 srot; /* Offset 162 Supported Rotation angle */
+ u32 iuer; /* Offset 166 Intel Ultrabook Event Register */
+ u64 fdsp; /* Offset 170 FFS Display Physical address */
+ u32 fdss; /* Offset 178 FFS Display Size */
+ u32 stat; /* Offset 182 State Indicator */
+ u64 rvda; /* Offset 186 (Igd opregion offset 0x3BAh)
+ * Physical address of Raw VBT data
+ */
+ u32 rvds; /* Offset 194 (Igd opregion offset 0x3C2h)
+ * Size of Raw VBT data
+ */
+ u8 reserved[58]; /* Offset 198 Reserved */
+} __attribute__((packed)) opregion_mailbox3_t;
+
+#define IGD_BACKLIGHT_BRIGHTNESS 0xff
+#define IGD_INITIAL_BRIGHTNESS 0x64
+
+#define IGD_FIELD_VALID (1 << 31)
+#define IGD_WORD_FIELD_VALID (1 << 15)
+#define IGD_PFIT_STRETCH 6
+
+/* mailbox 4: vbt */
+typedef struct {
+ u8 gvd1[6*KiB];
+} __attribute__((packed)) opregion_vbt_t;
+
+/* Mailbox 5: BIOS to Driver Notification Extension */
+typedef struct {
+ u32 phed; /* Offset 7168 Panel Header */
+ u8 bddc[256]; /* Offset 7172 Panel EDID */
+ u8 reserved[764]; /* Offset 7428 764 bytes */
+} __attribute__((packed)) opregion_mailbox5_t;
+
+/* IGD OpRegion */
+typedef struct {
+ opregion_header_t header;
+ opregion_mailbox1_t mailbox1;
+ opregion_mailbox2_t mailbox2;
+ opregion_mailbox3_t mailbox3;
+ opregion_vbt_t vbt;
+ opregion_mailbox5_t mailbox5;
+
+} __attribute__((packed)) igd_opregion_t;
+
+/* Intel Video BIOS (Option ROM) */
+typedef struct {
+ u16 signature;
+ u8 size;
+ u8 reserved[21];
+ u16 pcir_offset;
+ u16 vbt_offset;
+} __attribute__((packed)) optionrom_header_t;
+
+#define OPROM_SIGNATURE 0xaa55
+
+typedef struct {
+ u32 signature;
+ u16 vendor;
+ u16 device;
+ u16 reserved1;
+ u16 length;
+ u8 revision;
+ u8 classcode[3];
+ u16 imagelength;
+ u16 coderevision;
+ u8 codetype;
+ u8 indicator;
+ u16 reserved2;
+} __attribute__((packed)) optionrom_pcir_t;
+
+typedef struct {
+ u8 hdr_signature[20];
+ u16 hdr_version;
+ u16 hdr_size;
+ u16 hdr_vbt_size;
+ u8 hdr_vbt_checksum;
+ u8 hdr_reserved;
+ u32 hdr_vbt_datablock;
+ u32 hdr_aim[4];
+ u8 datahdr_signature[16];
+ u16 datahdr_version;
+ u16 datahdr_size;
+ u16 datahdr_datablocksize;
+ u8 coreblock_id;
+ u16 coreblock_size;
+ u16 coreblock_biossize;
+ u8 coreblock_biostype;
+ u8 coreblock_releasestatus;
+ u8 coreblock_hwsupported;
+ u8 coreblock_integratedhw;
+ u8 coreblock_biosbuild[4];
+ u8 coreblock_biossignon[155];
+} __attribute__((packed)) optionrom_vbt_t;
+
+#endif /* _COMMON_GMA_H_ */
diff --git a/src/drivers/intel/gma/vbt.c b/src/drivers/intel/gma/vbt.c
index d8dd9301a7..c908eb4adb 100644
--- a/src/drivers/intel/gma/vbt.c
+++ b/src/drivers/intel/gma/vbt.c
@@ -21,6 +21,7 @@
#include <device/device.h>
#include <string.h>
#include <device/pci.h>
+#include <drivers/intel/gma/opregion.h>
#include "i915.h"
#include "intel_bios.h"