bochs.c File Reference

#include <stdint.h>
#include <arch/io.h>
#include <arch/mmio.h>
#include <console/console.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ops.h>
#include <device/pci_ids.h>
#include <pc80/vga.h>
#include <pc80/vga_io.h>
#include <framebuffer_info.h>

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Macros
#define	VBE_DISPI_IOPORT_INDEX   0x01CE
#define	VBE_DISPI_IOPORT_DATA   0x01CF
#define	VBE_DISPI_INDEX_ID   0x0
#define	VBE_DISPI_INDEX_XRES   0x1
#define	VBE_DISPI_INDEX_YRES   0x2
#define	VBE_DISPI_INDEX_BPP   0x3
#define	VBE_DISPI_INDEX_ENABLE   0x4
#define	VBE_DISPI_INDEX_BANK   0x5
#define	VBE_DISPI_INDEX_VIRT_WIDTH   0x6
#define	VBE_DISPI_INDEX_VIRT_HEIGHT   0x7
#define	VBE_DISPI_INDEX_X_OFFSET   0x8
#define	VBE_DISPI_INDEX_Y_OFFSET   0x9
#define	VBE_DISPI_INDEX_VIDEO_MEMORY_64K   0xa
#define	VBE_DISPI_ID0   0xB0C0
#define	VBE_DISPI_ID1   0xB0C1
#define	VBE_DISPI_ID2   0xB0C2
#define	VBE_DISPI_ID4   0xB0C4
#define	VBE_DISPI_ID5   0xB0C5
#define	VBE_DISPI_DISABLED   0x00
#define	VBE_DISPI_ENABLED   0x01
#define	VBE_DISPI_LFB_ENABLED   0x40
#define	VBE_DISPI_NOCLEARMEM   0x80

Functions
static void	bochs_write (struct resource *res, int index, int val)
static int	bochs_read (struct resource *res, int index)
static void	bochs_vga_write (struct resource *res, int index, uint8_t val)
static void	bochs_init_linear_fb (struct device *dev)
static void	bochs_init_text_mode (struct device *dev)
static void	bochs_init (struct device *dev)

Variables
static int	width = CONFIG_DRIVERS_EMULATION_QEMU_BOCHS_XRES
static int	height = CONFIG_DRIVERS_EMULATION_QEMU_BOCHS_YRES
static struct resource	res_legacy
static struct device_operations	qemu_graph_ops
static const struct pci_driver qemu_stdvga_driver	__pci_driver

Macro Definition Documentation

VBE_DISPI_DISABLED

#define VBE_DISPI_DISABLED   0x00

Definition at line 37 of file bochs.c.

VBE_DISPI_ENABLED

#define VBE_DISPI_ENABLED   0x01

Definition at line 38 of file bochs.c.

VBE_DISPI_ID0

#define VBE_DISPI_ID0   0xB0C0

Definition at line 31 of file bochs.c.

VBE_DISPI_ID1

#define VBE_DISPI_ID1   0xB0C1

Definition at line 32 of file bochs.c.

VBE_DISPI_ID2

#define VBE_DISPI_ID2   0xB0C2

Definition at line 33 of file bochs.c.

VBE_DISPI_ID4

#define VBE_DISPI_ID4   0xB0C4

Definition at line 34 of file bochs.c.

VBE_DISPI_ID5

#define VBE_DISPI_ID5   0xB0C5

Definition at line 35 of file bochs.c.

VBE_DISPI_INDEX_BANK

#define VBE_DISPI_INDEX_BANK   0x5

Definition at line 24 of file bochs.c.

VBE_DISPI_INDEX_BPP

#define VBE_DISPI_INDEX_BPP   0x3

Definition at line 22 of file bochs.c.

VBE_DISPI_INDEX_ENABLE

#define VBE_DISPI_INDEX_ENABLE   0x4

Definition at line 23 of file bochs.c.

VBE_DISPI_INDEX_ID

#define VBE_DISPI_INDEX_ID   0x0

Definition at line 19 of file bochs.c.

VBE_DISPI_INDEX_VIDEO_MEMORY_64K

#define VBE_DISPI_INDEX_VIDEO_MEMORY_64K   0xa

Definition at line 29 of file bochs.c.

VBE_DISPI_INDEX_VIRT_HEIGHT

#define VBE_DISPI_INDEX_VIRT_HEIGHT   0x7

Definition at line 26 of file bochs.c.

VBE_DISPI_INDEX_VIRT_WIDTH

#define VBE_DISPI_INDEX_VIRT_WIDTH   0x6

Definition at line 25 of file bochs.c.

VBE_DISPI_INDEX_X_OFFSET

#define VBE_DISPI_INDEX_X_OFFSET   0x8

Definition at line 27 of file bochs.c.

VBE_DISPI_INDEX_XRES

#define VBE_DISPI_INDEX_XRES   0x1

Definition at line 20 of file bochs.c.

VBE_DISPI_INDEX_Y_OFFSET

#define VBE_DISPI_INDEX_Y_OFFSET   0x9

Definition at line 28 of file bochs.c.

VBE_DISPI_INDEX_YRES

#define VBE_DISPI_INDEX_YRES   0x2

Definition at line 21 of file bochs.c.

VBE_DISPI_IOPORT_DATA

#define VBE_DISPI_IOPORT_DATA   0x01CF

Definition at line 17 of file bochs.c.

VBE_DISPI_IOPORT_INDEX

#define VBE_DISPI_IOPORT_INDEX   0x01CE

Definition at line 16 of file bochs.c.

VBE_DISPI_LFB_ENABLED

#define VBE_DISPI_LFB_ENABLED   0x40

Definition at line 39 of file bochs.c.

VBE_DISPI_NOCLEARMEM

#define VBE_DISPI_NOCLEARMEM   0x80

Definition at line 40 of file bochs.c.

Function Documentation

bochs_init()

static void bochs_init ( struct device *  dev )

static

Definition at line 152 of file bochs.c.

bochs_init_linear_fb()

static void bochs_init_linear_fb ( struct device *  dev )

static

Definition at line 84 of file bochs.c.

References resource::base, BIOS_DEBUG, BIOS_ERR, bochs_read(), bochs_vga_write(), bochs_write(), device::class, dev_name, fb_add_framebuffer_info(), resource::flags, height, IORESOURCE_MEM, PCI_BASE_ADDRESS_0, PCI_BASE_ADDRESS_1, PCI_BASE_ADDRESS_2, PCI_CLASS_DISPLAY_VGA, printk, probe_resource(), res_legacy, VBE_DISPI_ENABLED, VBE_DISPI_ID0, VBE_DISPI_INDEX_BANK, VBE_DISPI_INDEX_BPP, VBE_DISPI_INDEX_ENABLE, VBE_DISPI_INDEX_ID, VBE_DISPI_INDEX_VIDEO_MEMORY_64K, VBE_DISPI_INDEX_VIRT_HEIGHT, VBE_DISPI_INDEX_VIRT_WIDTH, VBE_DISPI_INDEX_X_OFFSET, VBE_DISPI_INDEX_XRES, VBE_DISPI_INDEX_Y_OFFSET, VBE_DISPI_INDEX_YRES, VBE_DISPI_LFB_ENABLED, and width.

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bochs_init_text_mode()

static void bochs_init_text_mode ( struct device *  dev )

static

Definition at line 146 of file bochs.c.

References vga_misc_write(), and vga_textmode_init().

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bochs_read()

static int bochs_read ( struct resource *  res, int  index  )

static

Definition at line 55 of file bochs.c.

References resource::base, resource::flags, inw(), IORESOURCE_IO, outw(), read16(), and res2mmio().

Referenced by bochs_init_linear_fb().

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bochs_vga_write()

static void bochs_vga_write ( struct resource *  res, int  index, uint8_t  val  )

static

Definition at line 65 of file bochs.c.

References resource::flags, IORESOURCE_IO, outb(), res2mmio(), val, and write8().

Referenced by bochs_init_linear_fb().

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bochs_write()

static void bochs_write ( struct resource *  res, int  index, int  val  )

static

Definition at line 45 of file bochs.c.

References resource::base, resource::flags, IORESOURCE_IO, outw(), res2mmio(), val, and write16().

Referenced by bochs_init_linear_fb().

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Variable Documentation

__pci_driver

static const struct pci_driver qemu_qxl_driver __pci_driver

static

Initial value:

= {
        .ops    = &qemu_graph_ops,
        .vendor = 0x1234,
        .device = 0x1111,
}

Definition at line 152 of file bochs.c.

height

int height = CONFIG_DRIVERS_EMULATION_QEMU_BOCHS_YRES

static

Definition at line 43 of file bochs.c.

Referenced by bochs_init_linear_fb().

qemu_graph_ops

struct device_operations qemu_graph_ops

static

Initial value:

= {
        .read_resources   = pci_dev_read_resources,
        .set_resources    = pci_dev_set_resources,
        .enable_resources = pci_dev_enable_resources,
        .init             = bochs_init,
}

Definition at line 152 of file bochs.c.

res_legacy

struct resource res_legacy

static

Initial value:

= {
        VBE_DISPI_IOPORT_INDEX,
        VBE_DISPI_IOPORT_DATA - VBE_DISPI_IOPORT_INDEX,
        VBE_DISPI_IOPORT_DATA,
        NULL,
        IORESOURCE_IO,
        0,
        1,
        1
}

Definition at line 65 of file bochs.c.

Referenced by bochs_init_linear_fb().

width

int width = CONFIG_DRIVERS_EMULATION_QEMU_BOCHS_XRES

static

Definition at line 42 of file bochs.c.

Referenced by aal_config(), bochs_init_linear_fb(), ccorr_config(), col221111(), col221111_16(), col221111_32(), color_start(), detailed_cvt_descriptor(), dither_config(), enable_pq(), extract_bits(), gamma_config(), init_gfx(), jpeg_check_size(), jpeg_decode(), jpeg_fetch_size(), lb_framebuffer(), main_disp_path_setup(), merge_config(), mmc_set_bus_width(), msdc_set_buswidth(), mtk_ddp_mode_set(), mtk_dpintf_config_fb_size(), od_start(), ovl_layer_config(), ovl_set_roi(), postmask_config(), raminit_thermal(), rdma_config(), set_dram_row_attributes(), and spi_transfer().