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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering
*
* 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.
*/
/* Portions marked below taken from XGI/SiS Linux kernel drivers */
#ifndef _XGI_COREBOOT_
#define _XGI_COREBOOT_
#include <delay.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <arch/io.h>
#include <console/console.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ids.h>
#include <device/pci_ops.h>
#include "initdef.h"
/* Begin code taken from Linux kernel 3.18.5 */
/* For 315/Xabre series */
#define COMMAND_QUEUE_AREA_SIZE (512 * 1024) /* 512K */
#define COMMAND_QUEUE_AREA_SIZE_Z7 (128 * 1024) /* 128k for XGI Z7 */
#define HW_CURSOR_AREA_SIZE_315 16384 /* 16K */
#define COMMAND_QUEUE_THRESHOLD 0x1F
#define SIS_OH_ALLOC_SIZE 4000
#define SENTINEL 0x7fffffff
#define SEQ_ADR 0x14
#define SEQ_DATA 0x15
#define DAC_ADR 0x18
#define DAC_DATA 0x19
#define CRTC_ADR 0x24
#define CRTC_DATA 0x25
#define DAC2_ADR (0x16-0x30)
#define DAC2_DATA (0x17-0x30)
#define VB_PART1_ADR (0x04-0x30)
#define VB_PART1_DATA (0x05-0x30)
#define VB_PART2_ADR (0x10-0x30)
#define VB_PART2_DATA (0x11-0x30)
#define VB_PART3_ADR (0x12-0x30)
#define VB_PART3_DATA (0x13-0x30)
#define VB_PART4_ADR (0x14-0x30)
#define VB_PART4_DATA (0x15-0x30)
#define SISSR ivideo->SiS_Pr.SiS_P3c4
#define SISCR ivideo->SiS_Pr.SiS_P3d4
#define SISDACA ivideo->SiS_Pr.SiS_P3c8
#define SISDACD ivideo->SiS_Pr.SiS_P3c9
#define SISPART1 ivideo->SiS_Pr.SiS_Part1Port
#define SISPART2 ivideo->SiS_Pr.SiS_Part2Port
#define SISPART3 ivideo->SiS_Pr.SiS_Part3Port
#define SISPART4 ivideo->SiS_Pr.SiS_Part4Port
#define SISPART5 ivideo->SiS_Pr.SiS_Part5Port
#define SISDAC2A SISPART5
#define SISDAC2D (SISPART5 + 1)
#define SISMISCR (ivideo->SiS_Pr.RelIO + 0x1c)
#define SISMISCW ivideo->SiS_Pr.SiS_P3c2
#define SISINPSTAT (ivideo->SiS_Pr.RelIO + 0x2a)
#define SISPEL ivideo->SiS_Pr.SiS_P3c6
#define SISVGAENABLE (ivideo->SiS_Pr.RelIO + 0x13)
#define SISVID (ivideo->SiS_Pr.RelIO + 0x02 - 0x30)
#define SISCAP (ivideo->SiS_Pr.RelIO + 0x00 - 0x30)
#define IND_SIS_PASSWORD 0x05 /* SRs */
#define IND_SIS_COLOR_MODE 0x06
#define IND_SIS_RAMDAC_CONTROL 0x07
#define IND_SIS_DRAM_SIZE 0x14
#define IND_SIS_MODULE_ENABLE 0x1E
#define IND_SIS_PCI_ADDRESS_SET 0x20
#define IND_SIS_TURBOQUEUE_ADR 0x26
#define IND_SIS_TURBOQUEUE_SET 0x27
#define IND_SIS_POWER_ON_TRAP 0x38
#define IND_SIS_POWER_ON_TRAP2 0x39
#define IND_SIS_CMDQUEUE_SET 0x26
#define IND_SIS_CMDQUEUE_THRESHOLD 0x27
#define IND_SIS_AGP_IO_PAD 0x48
#define SIS_CRT2_WENABLE_300 0x24 /* Part1 */
#define SIS_CRT2_WENABLE_315 0x2F
#define SIS_PASSWORD 0x86 /* SR05 */
#define SIS_INTERLACED_MODE 0x20 /* SR06 */
#define SIS_8BPP_COLOR_MODE 0x0
#define SIS_15BPP_COLOR_MODE 0x1
#define SIS_16BPP_COLOR_MODE 0x2
#define SIS_32BPP_COLOR_MODE 0x4
#define SIS_ENABLE_2D 0x40 /* SR1E */
#define SIS_MEM_MAP_IO_ENABLE 0x01 /* SR20 */
#define SIS_PCI_ADDR_ENABLE 0x80
#define SIS_AGP_CMDQUEUE_ENABLE 0x80 /* 315/330/340 series SR26 */
#define SIS_VRAM_CMDQUEUE_ENABLE 0x40
#define SIS_MMIO_CMD_ENABLE 0x20
#define SIS_CMD_QUEUE_SIZE_512k 0x00
#define SIS_CMD_QUEUE_SIZE_1M 0x04
#define SIS_CMD_QUEUE_SIZE_2M 0x08
#define SIS_CMD_QUEUE_SIZE_4M 0x0C
#define SIS_CMD_QUEUE_RESET 0x01
#define SIS_CMD_AUTO_CORR 0x02
#define SIS_CMD_QUEUE_SIZE_Z7_64k 0x00 /* XGI Z7 */
#define SIS_CMD_QUEUE_SIZE_Z7_128k 0x04
#define SIS_SIMULTANEOUS_VIEW_ENABLE 0x01 /* CR30 */
#define SIS_MODE_SELECT_CRT2 0x02
#define SIS_VB_OUTPUT_COMPOSITE 0x04
#define SIS_VB_OUTPUT_SVIDEO 0x08
#define SIS_VB_OUTPUT_SCART 0x10
#define SIS_VB_OUTPUT_LCD 0x20
#define SIS_VB_OUTPUT_CRT2 0x40
#define SIS_VB_OUTPUT_HIVISION 0x80
#define SIS_VB_OUTPUT_DISABLE 0x20 /* CR31 */
#define SIS_DRIVER_MODE 0x40
#define SIS_VB_COMPOSITE 0x01 /* CR32 */
#define SIS_VB_SVIDEO 0x02
#define SIS_VB_SCART 0x04
#define SIS_VB_LCD 0x08
#define SIS_VB_CRT2 0x10
#define SIS_CRT1 0x20
#define SIS_VB_HIVISION 0x40
#define SIS_VB_YPBPR 0x80
#define SIS_VB_TV (SIS_VB_COMPOSITE | SIS_VB_SVIDEO | \
SIS_VB_SCART | SIS_VB_HIVISION | SIS_VB_YPBPR)
#define SIS_EXTERNAL_CHIP_MASK 0x0E /* CR37 (< SiS 660) */
#define SIS_EXTERNAL_CHIP_SIS301 0x01 /* in CR37 << 1 ! */
#define SIS_EXTERNAL_CHIP_LVDS 0x02
#define SIS_EXTERNAL_CHIP_TRUMPION 0x03
#define SIS_EXTERNAL_CHIP_LVDS_CHRONTEL 0x04
#define SIS_EXTERNAL_CHIP_CHRONTEL 0x05
#define SIS310_EXTERNAL_CHIP_LVDS 0x02
#define SIS310_EXTERNAL_CHIP_LVDS_CHRONTEL 0x03
#define SIS_AGP_2X 0x20 /* CR48 */
/* vbflags, private entries (others in sisfb.h) */
#define VB_CONEXANT 0x00000800 /* 661 series only */
#define VB_TRUMPION VB_CONEXANT /* 300 series only */
#define VB_302ELV 0x00004000
#define VB_301 0x00100000 /* Video bridge type */
#define VB_301B 0x00200000
#define VB_302B 0x00400000
#define VB_30xBDH 0x00800000 /* 30xB DH version (w/o LCD support) */
#define VB_LVDS 0x01000000
#define VB_CHRONTEL 0x02000000
#define VB_301LV 0x04000000
#define VB_302LV 0x08000000
#define VB_301C 0x10000000
#define VB_SISBRIDGE (VB_301|VB_301B|VB_301C|VB_302B|VB_301LV|VB_302LV|VB_302ELV)
#define VB_VIDEOBRIDGE (VB_SISBRIDGE | VB_LVDS | VB_CHRONTEL | VB_CONEXANT)
enum _SIS_LCD_TYPE {
LCD_INVALID = 0,
LCD_800x600,
LCD_1024x768,
LCD_1280x1024,
LCD_1280x960,
LCD_640x480,
LCD_1600x1200,
LCD_1920x1440,
LCD_2048x1536,
LCD_320x240, /* FSTN */
LCD_1400x1050,
LCD_1152x864,
LCD_1152x768,
LCD_1280x768,
LCD_1024x600,
LCD_320x240_2, /* DSTN */
LCD_320x240_3, /* DSTN */
LCD_848x480,
LCD_1280x800,
LCD_1680x1050,
LCD_1280x720,
LCD_1280x854,
LCD_CUSTOM,
LCD_UNKNOWN
};
/* End code taken from Linux kernel 3.18.5 */
#define DEFAULT_TEXT_MODE 16 /* index for 800x600x8 */
/* coreboot <--> kernel code interface */
#define __iomem
#define SISIOMEMTYPE
typedef unsigned long SISIOADDRESS;
typedef u64 phys_addr_t;
#define pci_dev device
#define SZ_16M 0x01000000
#define min_t(type, x, y) ({ \
type __min1 = (x); \
type __min2 = (y); \
__min1 < __min2 ? __min1 : __min2; })
#define dev_info(dev, format, arg...) printk(BIOS_INFO, "XGI VGA: " format, ##arg)
#define dev_dbg(dev, format, arg...) printk(BIOS_DEBUG, "XGI VGA: " format, ##arg)
#define dev_err(dev, format, arg...) printk(BIOS_ERR, "XGI VGA: " format, ##arg)
#define pr_info(format, arg...) printk(BIOS_INFO, "XGI VGA: " format, ##arg)
#define pr_debug(format, arg...) printk(BIOS_INFO, "XGI VGA: " format, ##arg)
#define pr_err(format, arg...) printk(BIOS_ERR, "XGI VGA: " format, ##arg)
static inline void writel(u32 val, volatile void *addr) {
*(u32*)addr = val;
}
static inline u32 readl(const volatile void *addr) {
return *(u32*)addr;
}
static inline int pci_read_config_dword(struct pci_dev *dev, int where,
u32 *val)
{
*val = pci_read_config32(dev, where);
return 0;
}
static inline int pci_read_config_byte(struct pci_dev *dev, int where,
u8 *val)
{
*val = pci_read_config8(dev, where);
return 0;
}
static inline struct resource* resource_at_bar(struct pci_dev *dev, u8 bar) {
struct resource *res = dev->resource_list;
int i;
for (i = 0; i < bar; i++) {
res = res->next;
if (res == NULL)
return NULL;
}
return res;
}
static inline resource_t pci_resource_len(struct pci_dev *dev, u8 bar) {
struct resource *res = resource_at_bar(dev, bar);
if (res)
return res->size;
else
return 0;
}
static inline resource_t pci_resource_start(struct pci_dev *dev, u8 bar) {
struct resource *res = resource_at_bar(dev, bar);
if (res)
return res->base;
else
return 0;
}
struct xgifb_video_info *pci_get_drvdata(struct pci_dev *pdev);
void pci_set_drvdata(struct pci_dev *pdev, struct xgifb_video_info *data);
int xgifb_probe(struct pci_dev *pdev, struct xgifb_video_info *xgifb_info);
int xgifb_modeset(struct pci_dev *pdev, struct xgifb_video_info *xgifb_info);
#endif
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