vbatts/grub
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Remove the dump of sm712 initialisation sequence.

Browse source 
* include/grub/pci.h (GRUB_PCI_CLASS_SUBCLASS_VGA): New const.
	* include/grub/vga.h (GRUB_VGA_IO_ARX_READ): New register.
	(GRUB_VGA_IO_MISC_WRITE): Likewise.
	(GRUB_VGA_CR_*): Added many registers.
	(GRUB_VGA_SR_*): Likewise.
	(GRUB_VGA_GR_*): Likewise.
	(grub_vga_write_arx): New function.
	(grub_video_hw_config): New struct.
	(grub_vga_set_geometry): New function.
	* kern/i386/qemu/init.c (load_palette): Use grub_vga_write_arx and
	GRUB_PCI_CLASS_SUBCLASS_VGA.
	* video/cirrus.c (grub_video_cirrus_setup): Use grub_vga_set_geometry.
	* video/sm712.c (grub_sm712_write_reg): New function
	(grub_sm712_read_reg): Likewise.
	(grub_sm712_sr_write): Likewise.
	(grub_sm712_gr_write): Likewise.
	(grub_sm712_cr_write): Likewise.
	(grub_sm712_write_arx): Likewise.
	(grub_sm712_cr_shadow_write): Likewise.
	(grub_sm712_write_dda_lookup): Likewise.
	(grub_video_sm712_setup): Initialise the video rather then
	blindly replay the dump.
	(main) [TEST]: Add a routine to be able to compile as standalone for
	tests.
	* video/sm712_init.c (sm712_init): Removed.
	(sm712_sr_seq1): New array.
	(sm712_sr_seq2): Likewise.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-08-11 04:18:07 +02:00
parent f0206638bf
commit f947ab49b0
7 changed files with 772 additions and 604 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

32
ChangeLog
View file

@ -1,3 +1,35 @@
2010-08-11 Vladimir Serbinenko <phcoder@gmail.com>
Remove the dump of sm712 initialisation sequence.
* include/grub/pci.h (GRUB_PCI_CLASS_SUBCLASS_VGA): New const.
* include/grub/vga.h (GRUB_VGA_IO_ARX_READ): New register.
(GRUB_VGA_IO_MISC_WRITE): Likewise.
(GRUB_VGA_CR_*): Added many registers.
(GRUB_VGA_SR_*): Likewise.
(GRUB_VGA_GR_*): Likewise.
(grub_vga_write_arx): New function.
(grub_video_hw_config): New struct.
(grub_vga_set_geometry): New function.
* kern/i386/qemu/init.c (load_palette): Use grub_vga_write_arx and
GRUB_PCI_CLASS_SUBCLASS_VGA.
* video/cirrus.c (grub_video_cirrus_setup): Use grub_vga_set_geometry.
* video/sm712.c (grub_sm712_write_reg): New function
(grub_sm712_read_reg): Likewise.
(grub_sm712_sr_write): Likewise.
(grub_sm712_gr_write): Likewise.
(grub_sm712_cr_write): Likewise.
(grub_sm712_write_arx): Likewise.
(grub_sm712_cr_shadow_write): Likewise.
(grub_sm712_write_dda_lookup): Likewise.
(grub_video_sm712_setup): Initialise the video rather then
blindly replay the dump.
(main) [TEST]: Add a routine to be able to compile as standalone for
tests.
* video/sm712_init.c (sm712_init): Removed.
(sm712_sr_seq1): New array.
(sm712_sr_seq2): Likewise.
2010-08-10 Vladimir Serbinenko <phcoder@gmail.com>
* include/grub/vga.h: Add missing grub/pci.h include.

1
include/grub/pci.h
View file

@ -80,6 +80,7 @@
#define GRUB_PCI_STATUS_DEVSEL_TIMING_SHIFT 9
#define GRUB_PCI_STATUS_DEVSEL_TIMING_MASK 0x0600
#define GRUB_PCI_CLASS_SUBCLASS_VGA 0x0300
#ifndef ASM_FILE
typedef grub_uint32_t grub_pci_id_t;

183
include/grub/vga.h
View file

@ -24,6 +24,8 @@
enum
{
GRUB_VGA_IO_ARX = 0x3c0,
GRUB_VGA_IO_ARX_READ = 0x3c1,
GRUB_VGA_IO_MISC_WRITE = 0x3c2,
GRUB_VGA_IO_SR_INDEX = 0x3c4,
GRUB_VGA_IO_SR_DATA = 0x3c5,
GRUB_VGA_IO_PIXEL_MASK = 0x3c6,
@ -41,8 +43,15 @@ enum
enum
{
GRUB_VGA_CR_WIDTH = 0x01,
GRUB_VGA_CR_HTOTAL = 0x00,
GRUB_VGA_CR_HORIZ_END = 0x01,
GRUB_VGA_CR_HBLANK_START = 0x02,
GRUB_VGA_CR_HBLANK_END = 0x03,
GRUB_VGA_CR_HORIZ_SYNC_PULSE_START = 0x04,
GRUB_VGA_CR_HORIZ_SYNC_PULSE_END = 0x05,
GRUB_VGA_CR_VERT_TOTAL = 0x06,
GRUB_VGA_CR_OVERFLOW = 0x07,
GRUB_VGA_CR_BYTE_PANNING = 0x08,
GRUB_VGA_CR_CELL_HEIGHT = 0x09,
GRUB_VGA_CR_CURSOR_START = 0x0a,
GRUB_VGA_CR_CURSOR_END = 0x0b,
@ -50,14 +59,71 @@ enum
GRUB_VGA_CR_START_ADDR_LOW_REGISTER = 0x0d,
GRUB_VGA_CR_CURSOR_ADDR_HIGH = 0x0e,
GRUB_VGA_CR_CURSOR_ADDR_LOW = 0x0f,
GRUB_VGA_CR_VSYNC_START = 0x10,
GRUB_VGA_CR_VSYNC_END = 0x11,
GRUB_VGA_CR_HEIGHT = 0x12,
GRUB_VGA_CR_VDISPLAY_END = 0x12,
GRUB_VGA_CR_PITCH = 0x13,
GRUB_VGA_CR_UNDERLINE_LOCATION = 0x14,
GRUB_VGA_CR_VERTICAL_BLANK_START = 0x15,
GRUB_VGA_CR_VERTICAL_BLANK_END = 0x16,
GRUB_VGA_CR_MODE = 0x17,
GRUB_VGA_CR_LINE_COMPARE = 0x18,
};
enum
{
GRUB_VGA_CR_BYTE_PANNING_NORMAL = 0
};
enum
{
GRUB_VGA_CR_UNDERLINE_LOCATION_DWORD_MODE = 0x40
};
enum
{
GRUB_VGA_IO_MISC_COLOR = 0x01,
GRUB_VGA_IO_MISC_ENABLE_VRAM_ACCESS = 0x02,
GRUB_VGA_IO_MISC_EXTERNAL_CLOCK_0 = 0x08,
GRUB_VGA_IO_MISC_28MHZ = 0x04,
GRUB_VGA_IO_MISC_UPPER_64K = 0x20,
GRUB_VGA_IO_MISC_NEGATIVE_HORIZ_POLARITY = 0x40,
GRUB_VGA_IO_MISC_NEGATIVE_VERT_POLARITY = 0x80,
};
enum
{
GRUB_VGA_ARX_MODE = 0x10,
GRUB_VGA_ARX_OVERSCAN = 0x11,
GRUB_VGA_ARX_COLOR_PLANE_ENABLE = 0x12,
GRUB_VGA_ARX_HORIZONTAL_PANNING = 0x13,
GRUB_VGA_ARX_COLOR_SELECT = 0x14
};
enum
{
GRUB_VGA_ARX_MODE_TEXT = 0x00,
GRUB_VGA_ARX_MODE_GRAPHICS = 0x01,
GRUB_VGA_ARX_MODE_ENABLE_256COLOR = 0x40
};
#define GRUB_VGA_CR_WIDTH_DIVISOR 8
#define GRUB_VGA_CR_OVERFLOW_VERT_DISPLAY_ENABLE_END1_SHIFT 7
#define GRUB_VGA_CR_OVERFLOW_VERT_DISPLAY_ENABLE_END1_MASK 0x02
#define GRUB_VGA_CR_OVERFLOW_VERT_DISPLAY_ENABLE_END2_SHIFT 3
#define GRUB_VGA_CR_OVERFLOW_VERT_DISPLAY_ENABLE_END2_MASK 0x40
#define GRUB_VGA_CR_OVERFLOW_VERT_TOTAL1_SHIFT 8
#define GRUB_VGA_CR_OVERFLOW_VERT_TOTAL1_MASK 0x01
#define GRUB_VGA_CR_OVERFLOW_VERT_TOTAL2_SHIFT 4
#define GRUB_VGA_CR_OVERFLOW_VERT_TOTAL2_MASK 0x20
#define GRUB_VGA_CR_OVERFLOW_VSYNC_START1_SHIFT 6
#define GRUB_VGA_CR_OVERFLOW_VSYNC_START1_MASK 0x04
#define GRUB_VGA_CR_OVERFLOW_VSYNC_START2_SHIFT 2
#define GRUB_VGA_CR_OVERFLOW_VSYNC_START2_MASK 0x80
#define GRUB_VGA_CR_OVERFLOW_HEIGHT1_SHIFT 7
#define GRUB_VGA_CR_OVERFLOW_HEIGHT1_MASK 0x02
#define GRUB_VGA_CR_OVERFLOW_HEIGHT2_SHIFT 3
@ -67,7 +133,9 @@ enum
#define GRUB_VGA_CR_CELL_HEIGHT_LINE_COMPARE_MASK 0x40
#define GRUB_VGA_CR_CELL_HEIGHT_LINE_COMPARE_SHIFT 3
#define GRUB_VGA_CR_CELL_HEIGHT_VERTICAL_BLANK_MASK 0x20
#define GRUB_VGA_CR_CELL_HEIGHT_VERTICAL_BLANK_SHIFT 4
#define GRUB_VGA_CR_CELL_HEIGHT_DOUBLE_SCAN 0x80
enum
{
GRUB_VGA_CR_CURSOR_START_DISABLE = (1 << 5)
@ -79,17 +147,26 @@ enum
{
GRUB_VGA_CR_MODE_NO_CGA = 0x01,
GRUB_VGA_CR_MODE_NO_HERCULES = 0x02,
GRUB_VGA_CR_MODE_ADDRESS_WRAP = 0x20,
GRUB_VGA_CR_MODE_BYTE_MODE = 0x40,
GRUB_VGA_CR_MODE_TIMING_ENABLE = 0x80
};
enum
{
GRUB_VGA_SR_RESET = 0,
GRUB_VGA_SR_CLOCKING_MODE = 1,
GRUB_VGA_SR_MAP_MASK_REGISTER = 2,
GRUB_VGA_SR_CHAR_MAP_SELECT = 3,
GRUB_VGA_SR_MEMORY_MODE = 4,
};
enum
{
GRUB_VGA_SR_RESET_ASYNC = 1,
GRUB_VGA_SR_RESET_SYNC = 2
};
enum
{
GRUB_VGA_SR_CLOCKING_MODE_8_DOT_CLOCK = 1
@ -98,19 +175,33 @@ enum
enum
{
GRUB_VGA_SR_MEMORY_MODE_NORMAL = 0,
GRUB_VGA_SR_MEMORY_MODE_CHAIN4 = 8
GRUB_VGA_SR_MEMORY_MODE_EXTERNAL_VIDEO_MEMORY = 2,
GRUB_VGA_SR_MEMORY_MODE_SEQUENTIAL_ADDRESSING = 4,
GRUB_VGA_SR_MEMORY_MODE_CHAIN4 = 8,
};
enum
{
GRUB_VGA_GR_SET_RESET_PLANE = 0,
GRUB_VGA_GR_SET_RESET_PLANE_ENABLE = 1,
GRUB_VGA_GR_COLOR_COMPARE = 2,
GRUB_VGA_GR_DATA_ROTATE = 3,
GRUB_VGA_GR_READ_MAP_REGISTER = 4,
GRUB_VGA_GR_MODE = 5,
GRUB_VGA_GR_GR6 = 6,
GRUB_VGA_GR_COLOR_COMPARE_DISABLE = 7,
GRUB_VGA_GR_BITMASK = 8,
GRUB_VGA_GR_MAX
};
#define GRUB_VGA_ALL_PLANES 0xf
#define GRUB_VGA_NO_PLANES 0x0
enum
{
GRUB_VGA_GR_DATA_ROTATE_NOP = 0
};
enum
{
GRUB_VGA_TEXT_TEXT_PLANE = 0,
@ -121,6 +212,7 @@ enum
enum
{
GRUB_VGA_GR_GR6_GRAPHICS_MODE = 1,
GRUB_VGA_GR_GR6_MMAP_A0 = (1 << 2),
GRUB_VGA_GR_GR6_MMAP_CGA = (3 << 2)
};
@ -128,6 +220,7 @@ enum
{
GRUB_VGA_GR_MODE_READ_MODE1 = 0x08,
GRUB_VGA_GR_MODE_ODD_EVEN = 0x10,
GRUB_VGA_GR_MODE_ODD_EVEN_SHIFT = 0x20,
GRUB_VGA_GR_MODE_256_COLOR = 0x40
};
@ -193,4 +286,86 @@ grub_vga_palette_write (grub_uint8_t addr, grub_uint8_t r, grub_uint8_t g,
grub_outb (b, GRUB_MACHINE_PCI_IO_BASE + GRUB_VGA_IO_PALLETTE_DATA);
}
static inline void
grub_vga_write_arx (grub_uint8_t val, grub_uint8_t addr)
{
grub_inb (GRUB_MACHINE_PCI_IO_BASE + GRUB_VGA_IO_INPUT_STATUS1_REGISTER);
grub_outb (addr, GRUB_MACHINE_PCI_IO_BASE + GRUB_VGA_IO_ARX);
grub_inb (GRUB_MACHINE_PCI_IO_BASE + GRUB_VGA_IO_ARX_READ);
grub_outb (val, GRUB_MACHINE_PCI_IO_BASE + GRUB_VGA_IO_ARX);
}
struct grub_video_hw_config
{
unsigned vertical_total;
unsigned vertical_blank_start;
unsigned vertical_blank_end;
unsigned vertical_sync_start;
unsigned vertical_sync_end;
unsigned line_compare;
unsigned vdisplay_end;
unsigned pitch;
unsigned horizontal_total;
unsigned horizontal_blank_start;
unsigned horizontal_blank_end;
unsigned horizontal_sync_pulse_start;
unsigned horizontal_sync_pulse_end;
unsigned horizontal_end;
};
static inline void
grub_vga_set_geometry (struct grub_video_hw_config *config,
void (*cr_write) (grub_uint8_t val, grub_uint8_t addr))
{
unsigned vertical_total = config->vertical_total - 2;
unsigned vertical_blank_start = config->vertical_blank_start - 1;
unsigned vdisplay_end = config->vdisplay_end - 1;
grub_uint8_t overflow, cell_height_reg;
/* Disable CR0-7 write protection. */
cr_write (0, GRUB_VGA_CR_VSYNC_END);
overflow = ((vertical_total >> GRUB_VGA_CR_OVERFLOW_VERT_TOTAL1_SHIFT)
& GRUB_VGA_CR_OVERFLOW_VERT_TOTAL1_MASK)
| ((vertical_total >> GRUB_VGA_CR_OVERFLOW_VERT_TOTAL2_SHIFT)
& GRUB_VGA_CR_OVERFLOW_VERT_TOTAL2_MASK)
| ((config->vertical_sync_start >> GRUB_VGA_CR_OVERFLOW_VSYNC_START2_SHIFT)
& GRUB_VGA_CR_OVERFLOW_VSYNC_START2_MASK)
| ((config->vertical_sync_start >> GRUB_VGA_CR_OVERFLOW_VSYNC_START1_SHIFT)
& GRUB_VGA_CR_OVERFLOW_VSYNC_START1_MASK)
| ((vdisplay_end >> GRUB_VGA_CR_OVERFLOW_VERT_DISPLAY_ENABLE_END1_SHIFT)
& GRUB_VGA_CR_OVERFLOW_VERT_DISPLAY_ENABLE_END1_MASK)
| ((vdisplay_end >> GRUB_VGA_CR_OVERFLOW_VERT_DISPLAY_ENABLE_END2_SHIFT)
& GRUB_VGA_CR_OVERFLOW_VERT_DISPLAY_ENABLE_END2_MASK)
| ((config->vertical_sync_start >> GRUB_VGA_CR_OVERFLOW_VSYNC_START1_SHIFT)
& GRUB_VGA_CR_OVERFLOW_VSYNC_START1_MASK)
| ((config->line_compare >> GRUB_VGA_CR_OVERFLOW_LINE_COMPARE_SHIFT)
& GRUB_VGA_CR_OVERFLOW_LINE_COMPARE_MASK);
cell_height_reg = ((vertical_blank_start
>> GRUB_VGA_CR_CELL_HEIGHT_VERTICAL_BLANK_SHIFT)
& GRUB_VGA_CR_CELL_HEIGHT_VERTICAL_BLANK_MASK)
| ((config->line_compare >> GRUB_VGA_CR_CELL_HEIGHT_LINE_COMPARE_SHIFT)
& GRUB_VGA_CR_CELL_HEIGHT_LINE_COMPARE_MASK);
cr_write (config->horizontal_total - 1, GRUB_VGA_CR_HTOTAL);
cr_write (config->horizontal_end - 1, GRUB_VGA_CR_HORIZ_END);
cr_write (config->horizontal_blank_start - 1, GRUB_VGA_CR_HBLANK_START);
cr_write (config->horizontal_blank_end, GRUB_VGA_CR_HBLANK_END);
cr_write (config->horizontal_sync_pulse_start,
GRUB_VGA_CR_HORIZ_SYNC_PULSE_START);
cr_write (config->horizontal_sync_pulse_end,
GRUB_VGA_CR_HORIZ_SYNC_PULSE_END);
cr_write (vertical_total & 0xff, GRUB_VGA_CR_VERT_TOTAL);
cr_write (overflow, GRUB_VGA_CR_OVERFLOW);
cr_write (cell_height_reg, GRUB_VGA_CR_CELL_HEIGHT);
cr_write (config->vertical_sync_start & 0xff, GRUB_VGA_CR_VSYNC_START);
cr_write (config->vertical_sync_end & 0x0f, GRUB_VGA_CR_VSYNC_END);
cr_write (vdisplay_end & 0xff, GRUB_VGA_CR_VDISPLAY_END);
cr_write (config->pitch & 0xff, GRUB_VGA_CR_PITCH);
cr_write (vertical_blank_start & 0xff, GRUB_VGA_CR_VERTICAL_BLANK_START);
cr_write (config->vertical_blank_end & 0xff, GRUB_VGA_CR_VERTICAL_BLANK_END);
cr_write (config->line_compare & 0xff, GRUB_VGA_CR_LINE_COMPARE);
}
#endif

15
kern/i386/qemu/init.c
View file

@ -69,10 +69,7 @@ load_palette (void)
{
unsigned i;
for (i = 0; i < 16; i++)
{
grub_outb (i, GRUB_VGA_IO_ARX);
grub_outb (i, GRUB_VGA_IO_ARX);
}
grub_vga_write_arx (i, i);
for (i = 0; i < ARRAY_SIZE (colors); i++)
grub_vga_palette_write (i, colors[i].r, colors[i].g, colors[i].b);
@ -90,7 +87,7 @@ grub_qemu_init_cirrus (void)
addr = grub_pci_make_address (dev, GRUB_PCI_REG_CLASS);
class = grub_pci_read (addr);
if (((class >> 16) & 0xffff) != 0x0300)
if (((class >> 16) & 0xffff) != GRUB_PCI_CLASS_SUBCLASS_VGA)
return 0;
/* FIXME: chooose addresses dynamically. */
@ -110,7 +107,7 @@ grub_qemu_init_cirrus (void)
grub_pci_iterate (find_card);
grub_outb (1, 0x3c2);
grub_outb (GRUB_VGA_IO_MISC_COLOR, GRUB_VGA_IO_MISC_WRITE);
load_font ();
@ -137,10 +134,8 @@ grub_qemu_init_cirrus (void)
load_palette ();
grub_outb (0x10, 0x3c0);
grub_outb (0, 0x3c1);
grub_outb (0x14, 0x3c0);
grub_outb (0, 0x3c1);
grub_vga_write_arx (GRUB_VGA_ARX_MODE_TEXT, GRUB_VGA_ARX_MODE);
grub_vga_write_arx (0, GRUB_VGA_ARX_COLOR_SELECT);
grub_vga_sr_write (GRUB_VGA_SR_CLOCKING_MODE_8_DOT_CLOCK,
GRUB_VGA_SR_CLOCKING_MODE);

33
video/cirrus.c
View file

@ -334,10 +334,15 @@ grub_video_cirrus_setup (unsigned int width, unsigned int height,
}
{
int pitch_reg, overflow_reg = 0, line_compare = 0x3ff;
struct grub_video_hw_config config = {
.pitch = pitch / GRUB_VGA_CR_PITCH_DIVISOR,
.line_compare = 0x3ff,
.vdisplay_end = height - 1,
.horizontal_end = width / GRUB_VGA_CR_WIDTH_DIVISOR
};
grub_uint8_t sr_ext = 0, hidden_dac = 0;
pitch_reg = pitch / GRUB_VGA_CR_PITCH_DIVISOR;
grub_vga_set_geometry (&config, grub_vga_cr_write);
grub_vga_gr_write (GRUB_VGA_GR_MODE_256_COLOR | GRUB_VGA_GR_MODE_READ_MODE1,
GRUB_VGA_GR_MODE);
@ -345,32 +350,10 @@ grub_video_cirrus_setup (unsigned int width, unsigned int height,
grub_vga_sr_write (GRUB_VGA_SR_MEMORY_MODE_NORMAL, GRUB_VGA_SR_MEMORY_MODE);
/* Disable CR0-7 write protection. */
grub_vga_cr_write (0, GRUB_VGA_CR_VSYNC_END);
grub_vga_cr_write (width / GRUB_VGA_CR_WIDTH_DIVISOR - 1,
GRUB_VGA_CR_WIDTH);
grub_vga_cr_write ((height - 1) & 0xff, GRUB_VGA_CR_HEIGHT);
overflow_reg |= (((height - 1) >> GRUB_VGA_CR_OVERFLOW_HEIGHT1_SHIFT) &
GRUB_VGA_CR_OVERFLOW_HEIGHT1_MASK)
| (((height - 1) >> GRUB_VGA_CR_OVERFLOW_HEIGHT2_SHIFT) &
GRUB_VGA_CR_OVERFLOW_HEIGHT2_MASK);
grub_vga_cr_write (pitch_reg & 0xff, GRUB_VGA_CR_PITCH);
grub_vga_cr_write (line_compare & 0xff, GRUB_VGA_CR_LINE_COMPARE);
overflow_reg |= (line_compare >> GRUB_VGA_CR_OVERFLOW_LINE_COMPARE_SHIFT)
& GRUB_VGA_CR_OVERFLOW_LINE_COMPARE_MASK;
grub_vga_cr_write (overflow_reg, GRUB_VGA_CR_OVERFLOW);
grub_vga_cr_write ((pitch_reg >> CIRRUS_CR_EXTENDED_DISPLAY_PITCH_SHIFT)
grub_vga_cr_write ((config.pitch >> CIRRUS_CR_EXTENDED_DISPLAY_PITCH_SHIFT)
& CIRRUS_CR_EXTENDED_DISPLAY_PITCH_MASK,
CIRRUS_CR_EXTENDED_DISPLAY);
grub_vga_cr_write ((line_compare >> GRUB_VGA_CR_CELL_HEIGHT_LINE_COMPARE_SHIFT)
& GRUB_VGA_CR_CELL_HEIGHT_LINE_COMPARE_MASK, GRUB_VGA_CR_CELL_HEIGHT);
grub_vga_cr_write (GRUB_VGA_CR_MODE_TIMING_ENABLE
| GRUB_VGA_CR_MODE_BYTE_MODE
| GRUB_VGA_CR_MODE_NO_HERCULES | GRUB_VGA_CR_MODE_NO_CGA,

554
video/sm712.c
View file

@ -32,6 +32,162 @@
#define GRUB_SM712_TOTAL_MEMORY_SPACE 0x700400
#define GRUB_SM712_REG_BASE 0x700000
#define GRUB_SM712_PCIID 0x0712126f
enum
{
GRUB_SM712_SR_TV_CONTROL = 0x65,
GRUB_SM712_SR_RAM_LUT = 0x66,
GRUB_SM712_SR_CLOCK_CONTROL1 = 0x68,
GRUB_SM712_SR_CLOCK_CONTROL2 = 0x69,
GRUB_SM712_SR_VCLK_NUM = 0x6c,
GRUB_SM712_SR_VCLK_DENOM = 0x6d,
GRUB_SM712_SR_VCLK2_NUM = 0x6e,
GRUB_SM712_SR_VCLK2_DENOM = 0x6f,
GRUB_SM712_SR_POPUP_ICON_LOW = 0x80,
GRUB_SM712_SR_POPUP_ICON_HIGH = 0x81,
GRUB_SM712_SR_POPUP_ICON_CTRL = 0x82,
GRUB_SM712_SR_POPUP_ICON_COLOR1 = 0x84,
GRUB_SM712_SR_POPUP_ICON_COLOR2 = 0x85,
GRUB_SM712_SR_POPUP_ICON_COLOR3 = 0x86,
GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_X_LOW = 0x88,
GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_X_HIGH = 0x89,
GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_Y_LOW = 0x8a,
GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_Y_HIGH = 0x8b,
GRUB_SM712_SR_HW_CURSOR_FG_COLOR = 0x8c,
GRUB_SM712_SR_HW_CURSOR_BG_COLOR = 0x8d,
GRUB_SM712_SR_POPUP_ICON_X_LOW = 0x90,
GRUB_SM712_SR_POPUP_ICON_X_HIGH = 0x91,
GRUB_SM712_SR_POPUP_ICON_Y_LOW = 0x92,
GRUB_SM712_SR_POPUP_ICON_Y_HIGH = 0x93,
GRUB_SM712_SR_PANEL_HW_VIDEO_CONTROL = 0xa0,
GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_LOW = 0xa1,
GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_HIGH = 0xa2,
GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_MASK_LOW = 0xa3,
GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_MASK_HIGH = 0xa4,
GRUB_SM712_SR_PANEL_HW_VIDEO_RED_CONSTANT = 0xa5,
GRUB_SM712_SR_PANEL_HW_VIDEO_GREEN_CONSTANT = 0xa6,
GRUB_SM712_SR_PANEL_HW_VIDEO_BLUE_CONSTANT = 0xa7,
GRUB_SM712_SR_PANEL_HW_VIDEO_TOP_BOUNDARY = 0xa8,
GRUB_SM712_SR_PANEL_HW_VIDEO_LEFT_BOUNDARY = 0xa9,
GRUB_SM712_SR_PANEL_HW_VIDEO_BOTTOM_BOUNDARY = 0xaa,
GRUB_SM712_SR_PANEL_HW_VIDEO_RIGHT_BOUNDARY = 0xab,
GRUB_SM712_SR_PANEL_HW_VIDEO_TOP_LEFT_OVERFLOW_BOUNDARY = 0xac,
GRUB_SM712_SR_PANEL_HW_VIDEO_BOTTOM_RIGHT_OVERFLOW_BOUNDARY = 0xad,
GRUB_SM712_SR_PANEL_HW_VIDEO_VERTICAL_STRETCH_FACTOR = 0xae,
GRUB_SM712_SR_PANEL_HW_VIDEO_HORIZONTAL_STRETCH_FACTOR = 0xaf,
};
enum
{
GRUB_SM712_SR_TV_CRT_SRAM = 0x00,
GRUB_SM712_SR_TV_LCD_SRAM = 0x08
};
enum
{
GRUB_SM712_SR_TV_ALT_CLOCK = 0x00,
GRUB_SM712_SR_TV_FREE_RUN_CLOCK = 0x04
};
enum
{
GRUB_SM712_SR_TV_CLOCK_CKIN_NTSC = 0x00,
GRUB_SM712_SR_TV_CLOCK_REFCLK_PAL = 0x04
};
enum
{
GRUB_SM712_SR_TV_HSYNC = 0x00,
GRUB_SM712_SR_TV_COMPOSITE_HSYNC = 0x01
};
enum
{
GRUB_SM712_SR_RAM_LUT_NORMAL = 0,
GRUB_SM712_SR_RAM_LUT_LCD_RAM_OFF = 0x80,
GRUB_SM712_SR_RAM_LUT_CRT_RAM_OFF = 0x40,
GRUB_SM712_SR_RAM_LUT_LCD_RAM_NO_WRITE = 0x20,
GRUB_SM712_SR_RAM_LUT_CRT_RAM_NO_WRITE = 0x10,
GRUB_SM712_SR_RAM_LUT_CRT_8BIT = 0x08,
GRUB_SM712_SR_RAM_LUT_CRT_GAMMA = 0x04
};
enum
{
GRUB_SM712_SR_CLOCK_CONTROL1_VCLK_FROM_CCR = 0x40,
GRUB_SM712_SR_CLOCK_CONTROL1_8DOT_CLOCK = 0x10,
};
enum
{
GRUB_SM712_SR_CLOCK_CONTROL2_PROGRAM_VCLOCK = 0x03
};
#define GRUB_SM712_SR_POPUP_ICON_HIGH_MASK 0x7
#define GRUB_SM712_SR_POPUP_ICON_HIGH_HW_CURSOR_EN 0x80
enum
{
GRUB_SM712_SR_POPUP_ICON_CTRL_DISABLED = 0,
GRUB_SM712_SR_POPUP_ICON_CTRL_ZOOM_ENABLED = 0x40,
GRUB_SM712_SR_POPUP_ICON_CTRL_ENABLED = 0x80
};
#define RGB332_BLACK 0
#define RGB332_WHITE 0xff
enum
{
GRUB_SM712_CR_OVERFLOW_INTERLACE = 0x30,
GRUB_SM712_CR_INTERLACE_RETRACE = 0x31,
GRUB_SM712_CR_TV_VDISPLAY_START = 0x32,
GRUB_SM712_CR_TV_VDISPLAY_END_HIGH = 0x33,
GRUB_SM712_CR_TV_VDISPLAY_END_LOW = 0x34,
GRUB_SM712_CR_DDA_CONTROL_LOW = 0x35,
GRUB_SM712_CR_DDA_CONTROL_HIGH = 0x36,
GRUB_SM712_CR_TV_EQUALIZER = 0x38,
GRUB_SM712_CR_TV_SERRATION = 0x39,
GRUB_SM712_CR_HSYNC_CTRL = 0x3a,
GRUB_SM712_CR_DEBUG = 0x3c,
GRUB_SM712_CR_SHADOW_VGA_HTOTAL = 0x40,
GRUB_SM712_CR_SHADOW_VGA_HBLANK_START = 0x41,
GRUB_SM712_CR_SHADOW_VGA_HBLANK_END = 0x42,
GRUB_SM712_CR_SHADOW_VGA_HRETRACE_START = 0x43,
GRUB_SM712_CR_SHADOW_VGA_HRETRACE_END = 0x44,
GRUB_SM712_CR_SHADOW_VGA_VERTICAL_TOTAL = 0x45,
GRUB_SM712_CR_SHADOW_VGA_VBLANK_START = 0x46,
GRUB_SM712_CR_SHADOW_VGA_VBLANK_END = 0x47,
GRUB_SM712_CR_SHADOW_VGA_VRETRACE_START = 0x48,
GRUB_SM712_CR_SHADOW_VGA_VRETRACE_END = 0x49,
GRUB_SM712_CR_SHADOW_VGA_OVERFLOW = 0x4a,
GRUB_SM712_CR_SHADOW_VGA_CELL_HEIGHT = 0x4b,
GRUB_SM712_CR_SHADOW_VGA_HDISPLAY_END = 0x4c,
GRUB_SM712_CR_SHADOW_VGA_VDISPLAY_END = 0x4d,
GRUB_SM712_CR_DDA_LOOKUP_REG3_START = 0x90,
GRUB_SM712_CR_DDA_LOOKUP_REG2_START = 0x91,
GRUB_SM712_CR_DDA_LOOKUP_REG1_START = 0xa0,
GRUB_SM712_CR_VCENTERING_OFFSET = 0xa6,
GRUB_SM712_CR_HCENTERING_OFFSET = 0xa7,
};
#define GRUB_SM712_CR_DEBUG_NONE 0
#define SM712_DDA_REG3_COMPARE_SHIFT 2
#define SM712_DDA_REG3_COMPARE_MASK 0xfc
#define SM712_DDA_REG3_DDA_SHIFT 8
#define SM712_DDA_REG3_DDA_MASK 0x3
#define SM712_DDA_REG2_DDA_MASK 0xff
#define SM712_DDA_REG2_VCENTER_MASK 0x3f
static struct
{
grub_uint8_t compare;
grub_uint16_t dda;
grub_uint8_t vcentering;
} dda_lookups[] = {
{ 21, 469, 2},
{ 23, 477, 2},
{ 33, 535, 2},
{ 35, 682, 21},
{ 34, 675, 2},
{ 55, 683, 6},
};
static struct
{
@ -44,6 +200,7 @@ static struct
grub_pci_device_t dev;
} framebuffer;
#ifndef TEST
static grub_err_t
grub_video_sm712_video_init (void)
{
@ -62,14 +219,117 @@ grub_video_sm712_video_fini (void)
return grub_video_fb_fini ();
}
#endif
static inline void
grub_sm712_write_reg (grub_uint8_t val, grub_uint16_t addr)
{
#ifdef TEST
printf (" {1, 0x%x, 0x%x},\n", addr, val);
#else
*(volatile grub_uint8_t *) (framebuffer.ptr + GRUB_SM712_REG_BASE
+ addr) = val;
#endif
}
static inline grub_uint8_t
grub_sm712_read_reg (grub_uint16_t addr)
{
#ifdef TEST
printf (" {-1, 0x%x, 0x5},\n", addr);
#else
return *(volatile grub_uint8_t *) (framebuffer.ptr + GRUB_SM712_REG_BASE
+ addr);
#endif
}
static inline grub_uint8_t
grub_sm712_sr_read (grub_uint8_t addr)
{
*(volatile grub_uint8_t *) (framebuffer.ptr + GRUB_SM712_REG_BASE
+ GRUB_VGA_IO_SR_INDEX) = addr;
return *(volatile grub_uint8_t *) (framebuffer.ptr + GRUB_SM712_REG_BASE
+ GRUB_VGA_IO_SR_DATA);
grub_sm712_write_reg (addr, GRUB_VGA_IO_SR_INDEX);
return grub_sm712_read_reg (GRUB_VGA_IO_SR_DATA);
}
static inline void
grub_sm712_sr_write (grub_uint8_t val, grub_uint8_t addr)
{
grub_sm712_write_reg (addr, GRUB_VGA_IO_SR_INDEX);
grub_sm712_write_reg (val, GRUB_VGA_IO_SR_DATA);
}
static inline void
grub_sm712_gr_write (grub_uint8_t val, grub_uint8_t addr)
{
grub_sm712_write_reg (addr, GRUB_VGA_IO_GR_INDEX);
grub_sm712_write_reg (val, GRUB_VGA_IO_GR_DATA);
}
static inline void
grub_sm712_cr_write (grub_uint8_t val, grub_uint8_t addr)
{
grub_sm712_write_reg (addr, GRUB_VGA_IO_CR_INDEX);
grub_sm712_write_reg (val, GRUB_VGA_IO_CR_DATA);
}
static inline void
grub_sm712_write_arx (grub_uint8_t val, grub_uint8_t addr)
{
grub_sm712_read_reg (GRUB_VGA_IO_INPUT_STATUS1_REGISTER);
grub_sm712_write_reg (addr, GRUB_VGA_IO_ARX);
grub_sm712_read_reg (GRUB_VGA_IO_ARX_READ);
grub_sm712_write_reg (val, GRUB_VGA_IO_ARX);
}
static inline void
grub_sm712_cr_shadow_write (grub_uint8_t val, grub_uint8_t addr)
{
grub_uint8_t mapping[] =
{
[GRUB_VGA_CR_HTOTAL] = GRUB_SM712_CR_SHADOW_VGA_HTOTAL,
[GRUB_VGA_CR_HORIZ_END] = 0xff,
[GRUB_VGA_CR_HBLANK_START] = GRUB_SM712_CR_SHADOW_VGA_HBLANK_START,
[GRUB_VGA_CR_HBLANK_END] = GRUB_SM712_CR_SHADOW_VGA_HBLANK_END,
[GRUB_VGA_CR_HORIZ_SYNC_PULSE_START] = GRUB_SM712_CR_SHADOW_VGA_HRETRACE_START,
[GRUB_VGA_CR_HORIZ_SYNC_PULSE_END] = GRUB_SM712_CR_SHADOW_VGA_HRETRACE_END,
[GRUB_VGA_CR_VERT_TOTAL] = GRUB_SM712_CR_SHADOW_VGA_VERTICAL_TOTAL,
[GRUB_VGA_CR_OVERFLOW] = GRUB_SM712_CR_SHADOW_VGA_OVERFLOW,
[GRUB_VGA_CR_BYTE_PANNING] = 0xff,
[GRUB_VGA_CR_CELL_HEIGHT] = GRUB_SM712_CR_SHADOW_VGA_CELL_HEIGHT,
[GRUB_VGA_CR_CURSOR_START] = 0xff,
[GRUB_VGA_CR_CURSOR_END] = 0xff,
[GRUB_VGA_CR_START_ADDR_HIGH_REGISTER] = 0xff,
[GRUB_VGA_CR_START_ADDR_LOW_REGISTER] = 0xff,
[GRUB_VGA_CR_CURSOR_ADDR_HIGH] = 0xff,
[GRUB_VGA_CR_CURSOR_ADDR_LOW] = 0xff,
[GRUB_VGA_CR_VSYNC_START] = GRUB_SM712_CR_SHADOW_VGA_VRETRACE_START,
[GRUB_VGA_CR_VSYNC_END] = GRUB_SM712_CR_SHADOW_VGA_VRETRACE_END,
[GRUB_VGA_CR_VDISPLAY_END] = GRUB_SM712_CR_SHADOW_VGA_VDISPLAY_END,
[GRUB_VGA_CR_PITCH] = GRUB_SM712_CR_SHADOW_VGA_HDISPLAY_END,
[GRUB_VGA_CR_UNDERLINE_LOCATION] = 0xff,
[GRUB_VGA_CR_VERTICAL_BLANK_START] = GRUB_SM712_CR_SHADOW_VGA_VBLANK_START,
[GRUB_VGA_CR_VERTICAL_BLANK_END] = GRUB_SM712_CR_SHADOW_VGA_VBLANK_END,
[GRUB_VGA_CR_MODE] = 0xff,
[GRUB_VGA_CR_LINE_COMPARE] = 0xff
};
if (addr >= ARRAY_SIZE (mapping) || mapping[addr] == 0xff)
return;
grub_sm712_cr_write (val, mapping[addr]);
}
static inline void
grub_sm712_write_dda_lookup (int idx, grub_uint8_t compare, grub_uint16_t dda,
grub_uint8_t vcentering)
{
grub_sm712_cr_write (((compare << SM712_DDA_REG3_COMPARE_SHIFT)
& SM712_DDA_REG3_COMPARE_MASK)
| ((dda >> SM712_DDA_REG3_DDA_SHIFT)
& SM712_DDA_REG3_DDA_MASK),
GRUB_SM712_CR_DDA_LOOKUP_REG3_START + 2 * idx);
grub_sm712_cr_write (dda & SM712_DDA_REG2_DDA_MASK,
GRUB_SM712_CR_DDA_LOOKUP_REG2_START + 2 * idx);
grub_sm712_cr_write (vcentering & SM712_DDA_REG2_VCENTER_MASK,
GRUB_SM712_CR_DDA_LOOKUP_REG1_START + idx);
}
static grub_err_t
@ -81,6 +341,7 @@ grub_video_sm712_setup (unsigned int width, unsigned int height,
int found = 0;
unsigned i;
#ifndef TEST
auto int NESTED_FUNC_ATTR find_card (grub_pci_device_t dev, grub_pci_id_t pciid __attribute__ ((unused)));
int NESTED_FUNC_ATTR find_card (grub_pci_device_t dev, grub_pci_id_t pciid __attribute__ ((unused)))
{
@ -90,7 +351,8 @@ grub_video_sm712_setup (unsigned int width, unsigned int height,
addr = grub_pci_make_address (dev, GRUB_PCI_REG_CLASS);
class = grub_pci_read (addr);
if (((class >> 16) & 0xffff) != 0x0300 || pciid != 0x0712126f)
if (((class >> 16) & 0xffff) != GRUB_PCI_CLASS_SUBCLASS_VGA
|| pciid != GRUB_SM712_PCIID)
return 0;
found = 1;
@ -114,7 +376,7 @@ grub_video_sm712_setup (unsigned int width, unsigned int height,
grub_pci_iterate (find_card);
if (!found)
return grub_error (GRUB_ERR_IO, "Couldn't find graphics card");
#endif
/* Fill mode info details. */
framebuffer.mode_info.width = 1024;
framebuffer.mode_info.height = 600;
@ -131,8 +393,12 @@ grub_video_sm712_setup (unsigned int width, unsigned int height,
framebuffer.mode_info.blue_field_pos = 0;
framebuffer.mode_info.reserved_mask_size = 0;
framebuffer.mode_info.reserved_field_pos = 0;
framebuffer.mode_info.blit_format = grub_video_get_blit_format (&framebuffer.mode_info);
#ifndef TEST
framebuffer.mode_info.blit_format
= grub_video_get_blit_format (&framebuffer.mode_info);
#endif
#ifndef TEST
if (found && framebuffer.base == 0)
{
grub_pci_address_t addr;
@ -150,47 +416,280 @@ grub_video_sm712_setup (unsigned int width, unsigned int height,
addr = grub_pci_make_address (framebuffer.dev, GRUB_PCI_REG_COMMAND);
grub_pci_write (addr, 0x7);
}
#endif
/* We can safely discard volatile attribute. */
#ifndef TEST
framebuffer.ptr
= (void *) grub_pci_device_map_range (framebuffer.dev,
framebuffer.base,
GRUB_SM712_TOTAL_MEMORY_SPACE);
#endif
framebuffer.mapped = 1;
/* Initialise SM712. */
#ifndef TEST
/* FIXME */
grub_vga_sr_write (0x11, 0x18);
#endif
#ifndef TEST
/* Prevent garbage from appearing on the screen. */
grub_memset (framebuffer.ptr, 0,
framebuffer.mode_info.height * framebuffer.mode_info.pitch);
#endif
for (i = 0; i < ARRAY_SIZE (sm712_init); i++)
switch (sm712_init[i].directive)
/* FIXME */
grub_sm712_sr_write (0, 0x21);
grub_sm712_sr_write (0x7a, 0x62);
grub_sm712_sr_write (0x16, 0x6a);
grub_sm712_sr_write (0x2, 0x6b);
grub_sm712_write_reg (0, GRUB_VGA_IO_PIXEL_MASK);
grub_sm712_sr_write (GRUB_VGA_SR_RESET_ASYNC, GRUB_VGA_SR_RESET);
grub_sm712_write_reg (GRUB_VGA_IO_MISC_NEGATIVE_VERT_POLARITY
| GRUB_VGA_IO_MISC_NEGATIVE_HORIZ_POLARITY
| GRUB_VGA_IO_MISC_UPPER_64K
| GRUB_VGA_IO_MISC_EXTERNAL_CLOCK_0
| GRUB_VGA_IO_MISC_ENABLE_VRAM_ACCESS
| GRUB_VGA_IO_MISC_COLOR, GRUB_VGA_IO_MISC_WRITE);
grub_sm712_sr_write (GRUB_VGA_SR_RESET_ASYNC | GRUB_VGA_SR_RESET_SYNC,
GRUB_VGA_SR_RESET);
grub_sm712_sr_write (GRUB_VGA_SR_CLOCKING_MODE_8_DOT_CLOCK,
GRUB_VGA_SR_CLOCKING_MODE);
grub_sm712_sr_write (GRUB_VGA_ALL_PLANES, GRUB_VGA_SR_MAP_MASK_REGISTER);
grub_sm712_sr_write (0, GRUB_VGA_SR_CHAR_MAP_SELECT);
grub_sm712_sr_write (GRUB_VGA_SR_MEMORY_MODE_CHAIN4
| GRUB_VGA_SR_MEMORY_MODE_SEQUENTIAL_ADDRESSING
| GRUB_VGA_SR_MEMORY_MODE_EXTERNAL_VIDEO_MEMORY,
GRUB_VGA_SR_MEMORY_MODE);
for (i = 0; i < ARRAY_SIZE (sm712_sr_seq1); i++)
grub_sm712_sr_write (sm712_sr_seq1[i], 0x10 + i);
for (i = 0; i < ARRAY_SIZE (sm712_sr_seq2); i++)
grub_sm712_sr_write (sm712_sr_seq2[i], 0x30 + i);
/* Undocumented. */
grub_sm712_sr_write (0x1a, 0x63);
/* Undocumented. */
grub_sm712_sr_write (0x1a, 0x64);
grub_sm712_sr_write (GRUB_SM712_SR_TV_CRT_SRAM | GRUB_SM712_SR_TV_ALT_CLOCK
| GRUB_SM712_SR_TV_CLOCK_CKIN_NTSC
| GRUB_SM712_SR_TV_HSYNC,
GRUB_SM712_SR_TV_CONTROL);
grub_sm712_sr_write (GRUB_SM712_SR_RAM_LUT_NORMAL, GRUB_SM712_SR_RAM_LUT);
/* Undocumented. */
grub_sm712_sr_write (0x00, 0x67);
grub_sm712_sr_write (GRUB_SM712_SR_CLOCK_CONTROL1_VCLK_FROM_CCR
| GRUB_SM712_SR_CLOCK_CONTROL1_8DOT_CLOCK,
GRUB_SM712_SR_CLOCK_CONTROL1);
grub_sm712_sr_write (GRUB_SM712_SR_CLOCK_CONTROL2_PROGRAM_VCLOCK,
GRUB_SM712_SR_CLOCK_CONTROL2);
grub_sm712_sr_write (82, GRUB_SM712_SR_VCLK_NUM);
grub_sm712_sr_write (137, GRUB_SM712_SR_VCLK_DENOM);
grub_sm712_sr_write (9, GRUB_SM712_SR_VCLK2_NUM);
grub_sm712_sr_write (2, GRUB_SM712_SR_VCLK2_DENOM);
/* FIXME */
grub_sm712_sr_write (0x04, 0x70);
/* FIXME */
grub_sm712_sr_write (0x45, 0x71);
/* Undocumented */
grub_sm712_sr_write (0x30, 0x72);
/* Undocumented */
grub_sm712_sr_write (0x30, 0x73);
/* Undocumented */
grub_sm712_sr_write (0x40, 0x74);
/* Undocumented */
grub_sm712_sr_write (0x20, 0x75);
grub_sm712_sr_write (0xff, GRUB_SM712_SR_POPUP_ICON_LOW);
grub_sm712_sr_write (GRUB_SM712_SR_POPUP_ICON_HIGH_MASK,
GRUB_SM712_SR_POPUP_ICON_HIGH);
grub_sm712_sr_write (GRUB_SM712_SR_POPUP_ICON_CTRL_DISABLED,
GRUB_SM712_SR_POPUP_ICON_CTRL);
/* Undocumented */
grub_sm712_sr_write (0x0, 0x83);
grub_sm712_sr_write (8, GRUB_SM712_SR_POPUP_ICON_COLOR1);
grub_sm712_sr_write (0, GRUB_SM712_SR_POPUP_ICON_COLOR2);
grub_sm712_sr_write (0x42, GRUB_SM712_SR_POPUP_ICON_COLOR3);
/* Undocumented */
grub_sm712_sr_write (0x3a, 0x87);
/* Why theese coordinates? */
grub_sm712_sr_write (0x59, GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_X_LOW);
grub_sm712_sr_write (0x02, GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_X_HIGH);
grub_sm712_sr_write (0x44, GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_Y_LOW);
grub_sm712_sr_write (0x02, GRUB_SM712_SR_HW_CURSOR_UPPER_LEFT_Y_HIGH);
grub_sm712_sr_write (RGB332_BLACK, GRUB_SM712_SR_HW_CURSOR_FG_COLOR);
grub_sm712_sr_write (RGB332_WHITE, GRUB_SM712_SR_HW_CURSOR_BG_COLOR);
/* Undocumented */
grub_sm712_sr_write (0x3a, 0x8e);
grub_sm712_sr_write (0x3a, 0x8f);
grub_sm712_sr_write (0, GRUB_SM712_SR_POPUP_ICON_X_LOW);
grub_sm712_sr_write (0, GRUB_SM712_SR_POPUP_ICON_X_HIGH);
grub_sm712_sr_write (0, GRUB_SM712_SR_POPUP_ICON_Y_LOW);
grub_sm712_sr_write (0, GRUB_SM712_SR_POPUP_ICON_Y_HIGH);
grub_sm712_sr_write (0, GRUB_SM712_SR_PANEL_HW_VIDEO_CONTROL);
grub_sm712_sr_write (0x10, GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_LOW);
grub_sm712_sr_write (0x08, GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_HIGH);
grub_sm712_sr_write (0x00, GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_MASK_LOW);
grub_sm712_sr_write (0x02, GRUB_SM712_SR_PANEL_HW_VIDEO_COLOR_KEY_MASK_HIGH);
grub_sm712_sr_write (0xed, GRUB_SM712_SR_PANEL_HW_VIDEO_RED_CONSTANT);
grub_sm712_sr_write (0xed, GRUB_SM712_SR_PANEL_HW_VIDEO_GREEN_CONSTANT);
grub_sm712_sr_write (0xed, GRUB_SM712_SR_PANEL_HW_VIDEO_BLUE_CONSTANT);
grub_sm712_sr_write (0x7b, GRUB_SM712_SR_PANEL_HW_VIDEO_TOP_BOUNDARY);
grub_sm712_sr_write (0xfb, GRUB_SM712_SR_PANEL_HW_VIDEO_LEFT_BOUNDARY);
grub_sm712_sr_write (0xff, GRUB_SM712_SR_PANEL_HW_VIDEO_BOTTOM_BOUNDARY);
grub_sm712_sr_write (0xff, GRUB_SM712_SR_PANEL_HW_VIDEO_RIGHT_BOUNDARY);
/* Doesn't match documentation? */
grub_sm712_sr_write (0x97, GRUB_SM712_SR_PANEL_HW_VIDEO_TOP_LEFT_OVERFLOW_BOUNDARY);
grub_sm712_sr_write (0xef, GRUB_SM712_SR_PANEL_HW_VIDEO_BOTTOM_RIGHT_OVERFLOW_BOUNDARY);
grub_sm712_sr_write (0xbf, GRUB_SM712_SR_PANEL_HW_VIDEO_VERTICAL_STRETCH_FACTOR);
grub_sm712_sr_write (0xdf, GRUB_SM712_SR_PANEL_HW_VIDEO_HORIZONTAL_STRETCH_FACTOR);
grub_sm712_gr_write (GRUB_VGA_NO_PLANES, GRUB_VGA_GR_SET_RESET_PLANE);
grub_sm712_gr_write (GRUB_VGA_NO_PLANES, GRUB_VGA_GR_SET_RESET_PLANE_ENABLE);
grub_sm712_gr_write (GRUB_VGA_NO_PLANES, GRUB_VGA_GR_COLOR_COMPARE);
grub_sm712_gr_write (GRUB_VGA_GR_DATA_ROTATE_NOP, GRUB_VGA_GR_DATA_ROTATE);
grub_sm712_gr_write (GRUB_VGA_NO_PLANES, GRUB_VGA_GR_READ_MAP_REGISTER);
grub_sm712_gr_write (GRUB_VGA_GR_MODE_256_COLOR, GRUB_VGA_GR_MODE);
grub_sm712_gr_write (GRUB_VGA_GR_GR6_MMAP_A0
| GRUB_VGA_GR_GR6_GRAPHICS_MODE, GRUB_VGA_GR_GR6);
grub_sm712_gr_write (GRUB_VGA_ALL_PLANES, GRUB_VGA_GR_COLOR_COMPARE_DISABLE);
grub_sm712_gr_write (0xff, GRUB_VGA_GR_BITMASK);
/* Write palette mapping. */
for (i = 0; i < 16; i++)
grub_sm712_write_arx (i, i);
grub_sm712_write_arx (GRUB_VGA_ARX_MODE_ENABLE_256COLOR
| GRUB_VGA_ARX_MODE_GRAPHICS, GRUB_VGA_ARX_MODE);
grub_sm712_write_arx (0, GRUB_VGA_ARX_OVERSCAN);
grub_sm712_write_arx (GRUB_VGA_ALL_PLANES, GRUB_VGA_ARX_COLOR_PLANE_ENABLE);
grub_sm712_write_arx (0, GRUB_VGA_ARX_HORIZONTAL_PANNING);
grub_sm712_write_arx (0, GRUB_VGA_ARX_COLOR_SELECT);
/* FIXME: compute this generically. */
{
case 1:
*(volatile grub_uint8_t *) ((char *) framebuffer.ptr
+ GRUB_SM712_REG_BASE
+ sm712_init[i].addr) = sm712_init[i].val;
break;
case -1:
struct grub_video_hw_config config =
{
grub_uint8_t val = *(volatile grub_uint8_t *)
((char *) framebuffer.ptr + GRUB_SM712_REG_BASE
+ sm712_init[i].addr);
(void) val;
}
break;
.vertical_total = 806,
.vertical_blank_start = 0x300,
.vertical_blank_end = 0,
.vertical_sync_start = 0x303,
.vertical_sync_end = 0x9,
.line_compare = 0x3ff,
.vdisplay_end = 0x300,
.pitch = 0x80,
.horizontal_total = 164,
.horizontal_end = 128,
.horizontal_blank_start = 128,
.horizontal_blank_end = 0,
.horizontal_sync_pulse_start = 133,
.horizontal_sync_pulse_end = 22
};
grub_vga_set_geometry (&config, grub_sm712_cr_write);
config.horizontal_sync_pulse_start = 134;
config.horizontal_sync_pulse_end = 21;
config.vertical_sync_start = 0x301;
config.vertical_sync_end = 0x0;
config.line_compare = 0x0ff;
config.vdisplay_end = 0x258;
config.pitch = 0x7f;
grub_vga_set_geometry (&config, grub_sm712_cr_shadow_write);
}
grub_sm712_cr_write (GRUB_VGA_CR_BYTE_PANNING_NORMAL,
GRUB_VGA_CR_BYTE_PANNING);
grub_sm712_cr_write (0, GRUB_VGA_CR_CURSOR_START);
grub_sm712_cr_write (0, GRUB_VGA_CR_CURSOR_END);
grub_sm712_cr_write (0, GRUB_VGA_CR_START_ADDR_HIGH_REGISTER);
grub_sm712_cr_write (0, GRUB_VGA_CR_START_ADDR_LOW_REGISTER);
grub_sm712_cr_write (0, GRUB_VGA_CR_CURSOR_ADDR_HIGH);
grub_sm712_cr_write (0, GRUB_VGA_CR_CURSOR_ADDR_LOW);
grub_sm712_cr_write (GRUB_VGA_CR_UNDERLINE_LOCATION_DWORD_MODE,
GRUB_VGA_CR_UNDERLINE_LOCATION);
grub_sm712_cr_write (GRUB_VGA_CR_MODE_ADDRESS_WRAP
| GRUB_VGA_CR_MODE_BYTE_MODE
| GRUB_VGA_CR_MODE_TIMING_ENABLE
| GRUB_VGA_CR_MODE_NO_CGA
| GRUB_VGA_CR_MODE_NO_HERCULES,
GRUB_VGA_CR_MODE);
grub_sm712_cr_write (0, GRUB_SM712_CR_OVERFLOW_INTERLACE);
grub_sm712_cr_write (0, GRUB_SM712_CR_INTERLACE_RETRACE);
grub_sm712_cr_write (0, GRUB_SM712_CR_TV_VDISPLAY_START);
grub_sm712_cr_write (0, GRUB_SM712_CR_TV_VDISPLAY_END_HIGH);
grub_sm712_cr_write (0, GRUB_SM712_CR_TV_VDISPLAY_END_LOW);
grub_sm712_cr_write (0x80, GRUB_SM712_CR_DDA_CONTROL_LOW);
grub_sm712_cr_write (0x02, GRUB_SM712_CR_DDA_CONTROL_HIGH);
/* Undocumented */
grub_sm712_cr_write (0x20, 0x37);
grub_sm712_cr_write (0, GRUB_SM712_CR_TV_EQUALIZER);
grub_sm712_cr_write (0, GRUB_SM712_CR_TV_SERRATION);
grub_sm712_cr_write (0, GRUB_SM712_CR_HSYNC_CTRL);
/* Undocumented */
grub_sm712_cr_write (0x40, 0x3b);
grub_sm712_cr_write (GRUB_SM712_CR_DEBUG_NONE, GRUB_SM712_CR_DEBUG);
/* Undocumented */
grub_sm712_cr_write (0xff, 0x3d);
grub_sm712_cr_write (0x46, 0x3e);
grub_sm712_cr_write (0x91, 0x3f);
for (i = 0; i < ARRAY_SIZE (dda_lookups); i++)
grub_sm712_write_dda_lookup (i, dda_lookups[i].compare, dda_lookups[i].dda,
dda_lookups[i].vcentering);
/* Undocumented */
grub_sm712_cr_write (0, 0x9c);
grub_sm712_cr_write (0, 0x9d);
grub_sm712_cr_write (0, 0x9e);
grub_sm712_cr_write (0, 0x9f);
grub_sm712_cr_write (0, GRUB_SM712_CR_VCENTERING_OFFSET);
grub_sm712_cr_write (0, GRUB_SM712_CR_HCENTERING_OFFSET);
grub_sm712_write_reg (GRUB_VGA_IO_MISC_NEGATIVE_HORIZ_POLARITY
| GRUB_VGA_IO_MISC_UPPER_64K
| GRUB_VGA_IO_MISC_28MHZ
| GRUB_VGA_IO_MISC_ENABLE_VRAM_ACCESS
| GRUB_VGA_IO_MISC_COLOR,
GRUB_VGA_IO_MISC_WRITE);
#ifndef TEST
/* Undocumented? */
*(volatile grub_uint32_t *) ((char *) framebuffer.ptr + 0x40c00c) = 0;
*(volatile grub_uint32_t *) ((char *) framebuffer.ptr + 0x40c040) = 0;
*(volatile grub_uint32_t *) ((char *) framebuffer.ptr + 0x40c000) = 0x20000;
*(volatile grub_uint32_t *) ((char *) framebuffer.ptr + 0x40c010) = 0x1020100;
#endif
(void) grub_sm712_sr_read (0x16);
err = grub_video_fb_create_render_target_from_pointer (&framebuffer.render_target, &framebuffer.mode_info, framebuffer.ptr);
#ifndef TEST
err = grub_video_fb_create_render_target_from_pointer (&framebuffer
.render_target,
&framebuffer.mode_info,
framebuffer.ptr);
if (err)
return err;
@ -203,9 +702,12 @@ grub_video_sm712_setup (unsigned int width, unsigned int height,
/* Copy default palette to initialize emulated palette. */
err = grub_video_fb_set_palette (0, GRUB_VIDEO_FBSTD_NUMCOLORS,
grub_video_fbstd_colors);
#endif
return err;
}
#ifndef TEST
static grub_err_t
grub_video_sm712_swap_buffers (void)
{
@ -234,7 +736,6 @@ grub_video_sm712_get_info_and_fini (struct grub_video_mode_info *mode_info,
return GRUB_ERR_NONE;
}
static struct grub_video_adapter grub_video_sm712_adapter =
{
.name = "SM712 Video Driver",
@ -277,3 +778,10 @@ GRUB_MOD_FINI(video_sm712)
{
grub_video_unregister (&grub_video_sm712_adapter);
}
#else
int
main ()
{
grub_video_sm712_setup (1024, 600, 0, 0);
}
#endif

552
video/sm712_init.c
View file

@ -1,540 +1,14 @@
/* Following sequence is a capture of sm712 initialisation sequence. */
static struct
{
int directive;
grub_uint32_t addr;
grub_uint32_t val;
} sm712_init[] =
{
{1, 0x3c4, 0x21},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x62},
{1, 0x3c5, 0x7a},
{1, 0x3c4, 0x6a},
{1, 0x3c5, 0x16},
{1, 0x3c4, 0x6b},
{1, 0x3c5, 0x2},
{1, 0x3c6, 0x0},
{1, 0x3c4, 0x0},
{1, 0x3c5, 0x1},
{1, 0x3c2, 0xeb},
{1, 0x3c4, 0x0},
{1, 0x3c5, 0x3},
{1, 0x3c4, 0x1},
{1, 0x3c5, 0x1},
{1, 0x3c4, 0x2},
{1, 0x3c5, 0xf},
{1, 0x3c4, 0x3},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x4},
{1, 0x3c5, 0xe},
{1, 0x3c4, 0x10},
{1, 0x3c5, 0xc8},
{1, 0x3c4, 0x11},
{1, 0x3c5, 0x40},
{1, 0x3c4, 0x12},
{1, 0x3c5, 0x14},
{1, 0x3c4, 0x13},
{1, 0x3c5, 0x60},
{1, 0x3c4, 0x14},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x15},
{1, 0x3c5, 0xa},
{1, 0x3c4, 0x16},
{1, 0x3c5, 0x92},
{1, 0x3c4, 0x17},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x18},
{1, 0x3c5, 0x51},
{1, 0x3c4, 0x19},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x1a},
{1, 0x3c5, 0x1},
{1, 0x3c4, 0x1b},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x1c},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x1d},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x1e},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x1f},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x20},
{1, 0x3c5, 0xc4},
{1, 0x3c4, 0x21},
{1, 0x3c5, 0x30},
{1, 0x3c4, 0x22},
{1, 0x3c5, 0x2},
{1, 0x3c4, 0x23},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x24},
{1, 0x3c5, 0x1},
{1, 0x3c4, 0x30},
{1, 0x3c5, 0x28},
{1, 0x3c4, 0x31},
{1, 0x3c5, 0x3},
{1, 0x3c4, 0x32},
{1, 0x3c5, 0x24},
{1, 0x3c4, 0x33},
{1, 0x3c5, 0x9},
{1, 0x3c4, 0x34},
{1, 0x3c5, 0xc0},
{1, 0x3c4, 0x35},
{1, 0x3c5, 0x3a},
{1, 0x3c4, 0x36},
{1, 0x3c5, 0x3a},
{1, 0x3c4, 0x37},
{1, 0x3c5, 0x3a},
{1, 0x3c4, 0x38},
{1, 0x3c5, 0x3a},
{1, 0x3c4, 0x39},
{1, 0x3c5, 0x3a},
{1, 0x3c4, 0x3a},
{1, 0x3c5, 0x3a},
{1, 0x3c4, 0x3b},
{1, 0x3c5, 0x3a},
{1, 0x3c4, 0x3c},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x3d},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x3e},
{1, 0x3c5, 0x3},
{1, 0x3c4, 0x3f},
{1, 0x3c5, 0xff},
{1, 0x3c4, 0x40},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x41},
{1, 0x3c5, 0xfc},
{1, 0x3c4, 0x42},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x43},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x44},
{1, 0x3c5, 0x20},
{1, 0x3c4, 0x45},
{1, 0x3c5, 0x18},
{1, 0x3c4, 0x46},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x47},
{1, 0x3c5, 0xfc},
{1, 0x3c4, 0x48},
{1, 0x3c5, 0x20},
{1, 0x3c4, 0x49},
{1, 0x3c5, 0xc},
{1, 0x3c4, 0x4a},
{1, 0x3c5, 0x44},
{1, 0x3c4, 0x4b},
{1, 0x3c5, 0x20},
{1, 0x3c4, 0x4c},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x4d},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x4e},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x4f},
{1, 0x3c5, 0x3a},
{1, 0x3c4, 0x50},
{1, 0x3c5, 0x6},
{1, 0x3c4, 0x51},
{1, 0x3c5, 0x68},
{1, 0x3c4, 0x52},
{1, 0x3c5, 0xa7},
{1, 0x3c4, 0x53},
{1, 0x3c5, 0x7f},
{1, 0x3c4, 0x54},
{1, 0x3c5, 0x83},
{1, 0x3c4, 0x55},
{1, 0x3c5, 0x24},
{1, 0x3c4, 0x56},
{1, 0x3c5, 0xff},
{1, 0x3c4, 0x57},
{1, 0x3c5, 0x3},
{1, 0x3c4, 0x58},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x59},
{1, 0x3c5, 0x60},
{1, 0x3c4, 0x5a},
{1, 0x3c5, 0x59},
{1, 0x3c4, 0x5b},
{1, 0x3c5, 0x3a},
{1, 0x3c4, 0x5c},
{1, 0x3c5, 0x3a},
{1, 0x3c4, 0x5d},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x5e},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x5f},
{1, 0x3c5, 0x3a},
{1, 0x3c4, 0x60},
{1, 0x3c5, 0x1},
{1, 0x3c4, 0x61},
{1, 0x3c5, 0x80},
{1, 0x3c4, 0x63},
{1, 0x3c5, 0x1a},
{1, 0x3c4, 0x64},
{1, 0x3c5, 0x1a},
{1, 0x3c4, 0x65},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x66},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x67},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x68},
{1, 0x3c5, 0x50},
{1, 0x3c4, 0x69},
{1, 0x3c5, 0x3},
{1, 0x3c4, 0x6c},
{1, 0x3c5, 0x52},
{1, 0x3c4, 0x6d},
{1, 0x3c5, 0x89},
{1, 0x3c4, 0x6e},
{1, 0x3c5, 0x9},
{1, 0x3c4, 0x6f},
{1, 0x3c5, 0x2},
{1, 0x3c4, 0x70},
{1, 0x3c5, 0x4},
{1, 0x3c4, 0x71},
{1, 0x3c5, 0x45},
{1, 0x3c4, 0x72},
{1, 0x3c5, 0x30},
{1, 0x3c4, 0x73},
{1, 0x3c5, 0x30},
{1, 0x3c4, 0x74},
{1, 0x3c5, 0x40},
{1, 0x3c4, 0x75},
{1, 0x3c5, 0x20},
{1, 0x3c4, 0x80},
{1, 0x3c5, 0xff},
{1, 0x3c4, 0x81},
{1, 0x3c5, 0x7},
{1, 0x3c4, 0x82},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x83},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x84},
{1, 0x3c5, 0x8},
{1, 0x3c4, 0x85},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x86},
{1, 0x3c5, 0x42},
{1, 0x3c4, 0x87},
{1, 0x3c5, 0x3a},
{1, 0x3c4, 0x88},
{1, 0x3c5, 0x59},
{1, 0x3c4, 0x89},
{1, 0x3c5, 0x2},
{1, 0x3c4, 0x8a},
{1, 0x3c5, 0x44},
{1, 0x3c4, 0x8b},
{1, 0x3c5, 0x2},
{1, 0x3c4, 0x8c},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x8d},
{1, 0x3c5, 0xff},
{1, 0x3c4, 0x8e},
{1, 0x3c5, 0x3a},
{1, 0x3c4, 0x8f},
{1, 0x3c5, 0x3a},
{1, 0x3c4, 0x90},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x91},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x92},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0x93},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0xa0},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0xa1},
{1, 0x3c5, 0x10},
{1, 0x3c4, 0xa2},
{1, 0x3c5, 0x8},
{1, 0x3c4, 0xa3},
{1, 0x3c5, 0x0},
{1, 0x3c4, 0xa4},
{1, 0x3c5, 0x2},
{1, 0x3c4, 0xa5},
{1, 0x3c5, 0xed},
{1, 0x3c4, 0xa6},
{1, 0x3c5, 0xed},
{1, 0x3c4, 0xa7},
{1, 0x3c5, 0xed},
{1, 0x3c4, 0xa8},
{1, 0x3c5, 0x7b},
{1, 0x3c4, 0xa9},
{1, 0x3c5, 0xfb},
{1, 0x3c4, 0xaa},
{1, 0x3c5, 0xff},
{1, 0x3c4, 0xab},
{1, 0x3c5, 0xff},
{1, 0x3c4, 0xac},
{1, 0x3c5, 0x97},
{1, 0x3c4, 0xad},
{1, 0x3c5, 0xef},
{1, 0x3c4, 0xae},
{1, 0x3c5, 0xbf},
{1, 0x3c4, 0xaf},
{1, 0x3c5, 0xdf},
{1, 0x3ce, 0x0},
{1, 0x3cf, 0x0},
{1, 0x3ce, 0x1},
{1, 0x3cf, 0x0},
{1, 0x3ce, 0x2},
{1, 0x3cf, 0x0},
{1, 0x3ce, 0x3},
{1, 0x3cf, 0x0},
{1, 0x3ce, 0x4},
{1, 0x3cf, 0x0},
{1, 0x3ce, 0x5},
{1, 0x3cf, 0x40},
{1, 0x3ce, 0x6},
{1, 0x3cf, 0x5},
{1, 0x3ce, 0x7},
{1, 0x3cf, 0xf},
{1, 0x3ce, 0x8},
{1, 0x3cf, 0xff},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0x0},
{-1, 0x3c1, 0x3e},
{1, 0x3c0, 0x0},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0x1},
{-1, 0x3c1, 0x3b},
{1, 0x3c0, 0x1},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0x2},
{-1, 0x3c1, 0x3f},
{1, 0x3c0, 0x2},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0x3},
{-1, 0x3c1, 0x3f},
{1, 0x3c0, 0x3},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0x4},
{-1, 0x3c1, 0x3b},
{1, 0x3c0, 0x4},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0x5},
{-1, 0x3c1, 0x2f},
{1, 0x3c0, 0x5},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0x6},
{-1, 0x3c1, 0x3f},
{1, 0x3c0, 0x6},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0x7},
{-1, 0x3c1, 0x3f},
{1, 0x3c0, 0x7},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0x8},
{-1, 0x3c1, 0x3f},
{1, 0x3c0, 0x8},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0x9},
{-1, 0x3c1, 0x3d},
{1, 0x3c0, 0x9},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0xa},
{-1, 0x3c1, 0x1f},
{1, 0x3c0, 0xa},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0xb},
{-1, 0x3c1, 0x1f},
{1, 0x3c0, 0xb},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0xc},
{-1, 0x3c1, 0x3f},
{1, 0x3c0, 0xc},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0xd},
{-1, 0x3c1, 0x3f},
{1, 0x3c0, 0xd},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0xe},
{-1, 0x3c1, 0x3f},
{1, 0x3c0, 0xe},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0xf},
{-1, 0x3c1, 0x2e},
{1, 0x3c0, 0xf},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0x10},
{-1, 0x3c1, 0x0},
{1, 0x3c0, 0x41},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0x11},
{-1, 0x3c1, 0x0},
{1, 0x3c0, 0x0},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0x12},
{-1, 0x3c1, 0x0},
{1, 0x3c0, 0xf},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0x13},
{-1, 0x3c1, 0x0},
{1, 0x3c0, 0x0},
{-1, 0x3da, 0x5},
{1, 0x3c0, 0x14},
{-1, 0x3c1, 0x0},
{1, 0x3c0, 0x0},
{1, 0x3d4, 0x0},
{1, 0x3d5, 0xa3},
{1, 0x3d4, 0x1},
{1, 0x3d5, 0x7f},
{1, 0x3d4, 0x2},
{1, 0x3d5, 0x7f},
{1, 0x3d4, 0x3},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x4},
{1, 0x3d5, 0x85},
{1, 0x3d4, 0x5},
{1, 0x3d5, 0x16},
{1, 0x3d4, 0x6},
{1, 0x3d5, 0x24},
{1, 0x3d4, 0x7},
{1, 0x3d5, 0xf5},
{1, 0x3d4, 0x8},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x9},
{1, 0x3d5, 0x60},
{1, 0x3d4, 0xa},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0xb},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0xc},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0xd},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0xe},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0xf},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x10},
{1, 0x3d5, 0x3},
{1, 0x3d4, 0x11},
{1, 0x3d5, 0x9},
{1, 0x3d4, 0x12},
{1, 0x3d5, 0xff},
{1, 0x3d4, 0x13},
{1, 0x3d5, 0x80},
{1, 0x3d4, 0x14},
{1, 0x3d5, 0x40},
{1, 0x3d4, 0x15},
{1, 0x3d5, 0xff},
{1, 0x3d4, 0x16},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x17},
{1, 0x3d5, 0xe3},
{1, 0x3d4, 0x18},
{1, 0x3d5, 0xff},
{1, 0x3d4, 0x30},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x31},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x32},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x33},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x34},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x35},
{1, 0x3d5, 0x80},
{1, 0x3d4, 0x36},
{1, 0x3d5, 0x2},
{1, 0x3d4, 0x37},
{1, 0x3d5, 0x20},
{1, 0x3d4, 0x38},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x39},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x3a},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x3b},
{1, 0x3d5, 0x40},
{1, 0x3d4, 0x3c},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x3d},
{1, 0x3d5, 0xff},
{1, 0x3d4, 0x3e},
{1, 0x3d5, 0x46},
{1, 0x3d4, 0x3f},
{1, 0x3d5, 0x91},
{1, 0x3d4, 0x40},
{1, 0x3d5, 0xa3},
{1, 0x3d4, 0x41},
{1, 0x3d5, 0x7f},
{1, 0x3d4, 0x42},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x43},
{1, 0x3d5, 0x86},
{1, 0x3d4, 0x44},
{1, 0x3d5, 0x15},
{1, 0x3d4, 0x45},
{1, 0x3d5, 0x24},
{1, 0x3d4, 0x46},
{1, 0x3d5, 0xff},
{1, 0x3d4, 0x47},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x48},
{1, 0x3d5, 0x1},
{1, 0x3d4, 0x49},
{1, 0x3d5, 0x7},
{1, 0x3d4, 0x4a},
{1, 0x3d5, 0xe5},
{1, 0x3d4, 0x4b},
{1, 0x3d5, 0x20},
{1, 0x3d4, 0x4c},
{1, 0x3d5, 0x7f},
{1, 0x3d4, 0x4d},
{1, 0x3d5, 0x57},
{1, 0x3d4, 0x90},
{1, 0x3d5, 0x55},
{1, 0x3d4, 0x91},
{1, 0x3d5, 0xd5},
{1, 0x3d4, 0x92},
{1, 0x3d5, 0x5d},
{1, 0x3d4, 0x93},
{1, 0x3d5, 0xdd},
{1, 0x3d4, 0x94},
{1, 0x3d5, 0x86},
{1, 0x3d4, 0x95},
{1, 0x3d5, 0x17},
{1, 0x3d4, 0x96},
{1, 0x3d5, 0x8e},
{1, 0x3d4, 0x97},
{1, 0x3d5, 0xaa},
{1, 0x3d4, 0x98},
{1, 0x3d5, 0x8a},
{1, 0x3d4, 0x99},
{1, 0x3d5, 0xa3},
{1, 0x3d4, 0x9a},
{1, 0x3d5, 0xde},
{1, 0x3d4, 0x9b},
{1, 0x3d5, 0xab},
{1, 0x3d4, 0x9c},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x9d},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x9e},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0x9f},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0xa0},
{1, 0x3d5, 0x2},
{1, 0x3d4, 0xa1},
{1, 0x3d5, 0x2},
{1, 0x3d4, 0xa2},
{1, 0x3d5, 0x2},
{1, 0x3d4, 0xa3},
{1, 0x3d5, 0x15},
{1, 0x3d4, 0xa4},
{1, 0x3d5, 0x2},
{1, 0x3d4, 0xa5},
{1, 0x3d5, 0x6},
{1, 0x3d4, 0xa6},
{1, 0x3d5, 0x0},
{1, 0x3d4, 0xa7},
{1, 0x3d5, 0x0},
{1, 0x3c2, 0x67},
};
static grub_uint8_t sm712_sr_seq1[] =
{ 0xc8, 0x40, 0x14, 0x60, 0x0, 0xa, 0x92, 0x0,
0x51, 0x00, 0x01, 0x00, 0x0, 0x0, 0x00, 0x0,
0xc4, 0x30, 0x02, 0x00, 0x1 };
static grub_uint8_t sm712_sr_seq2[] =
{ 0x28, 0x03, 0x24, 0x09, 0xc0, 0x3a, 0x3a, 0x3a,
0x3a, 0x3a, 0x3a, 0x3a, 0x00, 0x00, 0x03, 0xff,
0x00, 0xfc, 0x00, 0x00, 0x20, 0x18, 0x00, 0xfc,
0x20, 0x0c, 0x44, 0x20, 0x00, 0x00, 0x00, 0x3a,
0x06, 0x68, 0xa7, 0x7f, 0x83, 0x24, 0xff, 0x03,
0x00, 0x60, 0x59, 0x3a, 0x3a, 0x00, 0x00, 0x3a,
0x01, 0x80 };