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/*
 * QEMU ATI SVGA emulation
 *
 * Copyright (c) 2019 BALATON Zoltan
 *
 * This work is licensed under the GNU GPL license version 2 or later.
 */

#ifndef ATI_INT_H
#define ATI_INT_H

#include "qemu/timer.h"
#include "hw/pci/pci.h"
#include "hw/i2c/bitbang_i2c.h"
#include "vga_int.h"
#include "qom/object.h"

/*#define DEBUG_ATI*/

#ifdef DEBUG_ATI
#define DPRINTF(fmt, ...) printf("%s: " fmt, __func__, ## __VA_ARGS__)
#else
#define DPRINTF(fmt, ...) do {} while (0)
#endif

#define PCI_VENDOR_ID_ATI 0x1002
/* Rage128 Pro GL */
#define PCI_DEVICE_ID_ATI_RAGE128_PF 0x5046
/* Radeon RV100 (VE) */
#define PCI_DEVICE_ID_ATI_RADEON_QY 0x5159

#define TYPE_ATI_VGA "ati-vga"
OBJECT_DECLARE_SIMPLE_TYPE(ATIVGAState, ATI_VGA)

typedef struct ATIVGARegs {
    uint32_t mm_index;
    uint32_t bios_scratch[8];
    uint32_t gen_int_cntl;
    uint32_t gen_int_status;
    uint32_t crtc_gen_cntl;
    uint32_t crtc_ext_cntl;
    uint32_t dac_cntl;
    uint32_t gpio_vga_ddc;
    uint32_t gpio_dvi_ddc;
    uint32_t gpio_monid;
    uint32_t config_cntl;
    uint32_t crtc_h_total_disp;
    uint32_t crtc_h_sync_strt_wid;
    uint32_t crtc_v_total_disp;
    uint32_t crtc_v_sync_strt_wid;
    uint32_t crtc_offset;
    uint32_t crtc_offset_cntl;
    uint32_t crtc_pitch;
    uint32_t cur_offset;
    uint32_t cur_hv_pos;
    uint32_t cur_hv_offs;
    uint32_t cur_color0;
    uint32_t cur_color1;
    uint32_t dst_offset;
    uint32_t dst_pitch;
    uint32_t dst_tile;
    uint32_t dst_width;
    uint32_t dst_height;
    uint32_t src_offset;
    uint32_t src_pitch;
    uint32_t src_tile;
    uint32_t src_x;
    uint32_t src_y;
    uint32_t dst_x;
    uint32_t dst_y;
    uint32_t dp_gui_master_cntl;
    uint32_t dp_brush_bkgd_clr;
    uint32_t dp_brush_frgd_clr;
    uint32_t dp_src_frgd_clr;
    uint32_t dp_src_bkgd_clr;
    uint32_t dp_cntl;
    uint32_t dp_datatype;
    uint32_t dp_mix;
    uint32_t dp_write_mask;
    uint32_t default_offset;
    uint32_t default_pitch;
    uint32_t default_tile;
    uint32_t default_sc_bottom_right;
} ATIVGARegs;

struct ATIVGAState {
    PCIDevice dev;
    VGACommonState vga;
    char *model;
    uint16_t dev_id;
    uint8_t mode;
    bool cursor_guest_mode;
    uint16_t cursor_size;
    uint32_t cursor_offset;
    QEMUCursor *cursor;
    QEMUTimer vblank_timer;
    bitbang_i2c_interface bbi2c;
    MemoryRegion io;
    MemoryRegion mm;
    ATIVGARegs regs;
};

const char *ati_reg_name(int num);

void ati_2d_blt(ATIVGAState *s);

#endif /* ATI_INT_H */