#include "vgabios.h" // struct vbe_modeinfo
-#include "vbe.h"
-#include "bochsvga.h"
-#include "util.h"
+#include "vbe.h" // VBE_MODE_VESA_DEFINED
+#include "bochsvga.h" // bochsvga_set_mode
+#include "util.h" // dprintf
#include "config.h" // CONFIG_*
#include "biosvar.h" // SET_BDA
#include "stdvga.h" // VGAREG_SEQU_ADDRESS
static struct mode
{
u16 mode;
+ u8 memmodel;
u16 width;
u16 height;
u8 depth;
} bochsvga_modes[] VAR16 = {
/* standard modes */
- { 0x100, 640, 400, 8 },
- { 0x101, 640, 480, 8 },
- { 0x102, 800, 600, 4 },
- { 0x103, 800, 600, 8 },
- { 0x104, 1024, 768, 4 },
- { 0x105, 1024, 768, 8 },
- { 0x106, 1280, 1024, 4 },
- { 0x107, 1280, 1024, 8 },
- { 0x10D, 320, 200, 15 },
- { 0x10E, 320, 200, 16 },
- { 0x10F, 320, 200, 24 },
- { 0x110, 640, 480, 15 },
- { 0x111, 640, 480, 16 },
- { 0x112, 640, 480, 24 },
- { 0x113, 800, 600, 15 },
- { 0x114, 800, 600, 16 },
- { 0x115, 800, 600, 24 },
- { 0x116, 1024, 768, 15 },
- { 0x117, 1024, 768, 16 },
- { 0x118, 1024, 768, 24 },
- { 0x119, 1280, 1024, 15 },
- { 0x11A, 1280, 1024, 16 },
- { 0x11B, 1280, 1024, 24 },
- { 0x11C, 1600, 1200, 8 },
- { 0x11D, 1600, 1200, 15 },
- { 0x11E, 1600, 1200, 16 },
- { 0x11F, 1600, 1200, 24 },
+ { 0x100, MM_PACKED, 640, 400, 8 },
+ { 0x101, MM_PACKED, 640, 480, 8 },
+ { 0x102, MM_PLANAR, 800, 600, 4 },
+ { 0x103, MM_PACKED, 800, 600, 8 },
+ { 0x104, MM_PLANAR, 1024, 768, 4 },
+ { 0x105, MM_PACKED, 1024, 768, 8 },
+ { 0x106, MM_PLANAR, 1280, 1024, 4 },
+ { 0x107, MM_PACKED, 1280, 1024, 8 },
+ { 0x10D, MM_DIRECT, 320, 200, 15 },
+ { 0x10E, MM_DIRECT, 320, 200, 16 },
+ { 0x10F, MM_DIRECT, 320, 200, 24 },
+ { 0x110, MM_DIRECT, 640, 480, 15 },
+ { 0x111, MM_DIRECT, 640, 480, 16 },
+ { 0x112, MM_DIRECT, 640, 480, 24 },
+ { 0x113, MM_DIRECT, 800, 600, 15 },
+ { 0x114, MM_DIRECT, 800, 600, 16 },
+ { 0x115, MM_DIRECT, 800, 600, 24 },
+ { 0x116, MM_DIRECT, 1024, 768, 15 },
+ { 0x117, MM_DIRECT, 1024, 768, 16 },
+ { 0x118, MM_DIRECT, 1024, 768, 24 },
+ { 0x119, MM_DIRECT, 1280, 1024, 15 },
+ { 0x11A, MM_DIRECT, 1280, 1024, 16 },
+ { 0x11B, MM_DIRECT, 1280, 1024, 24 },
+ { 0x11C, MM_PACKED, 1600, 1200, 8 },
+ { 0x11D, MM_DIRECT, 1600, 1200, 15 },
+ { 0x11E, MM_DIRECT, 1600, 1200, 16 },
+ { 0x11F, MM_DIRECT, 1600, 1200, 24 },
/* BOCHS modes */
- { 0x140, 320, 200, 32 },
- { 0x141, 640, 400, 32 },
- { 0x142, 640, 480, 32 },
- { 0x143, 800, 600, 32 },
- { 0x144, 1024, 768, 32 },
- { 0x145, 1280, 1024, 32 },
- { 0x146, 320, 200, 8 },
- { 0x147, 1600, 1200, 32 },
- { 0x148, 1152, 864, 8 },
- { 0x149, 1152, 864, 15 },
- { 0x14a, 1152, 864, 16 },
- { 0x14b, 1152, 864, 24 },
- { 0x14c, 1152, 864, 32 },
- { 0x178, 1280, 800, 16 },
- { 0x179, 1280, 800, 24 },
- { 0x17a, 1280, 800, 32 },
- { 0x17b, 1280, 960, 16 },
- { 0x17c, 1280, 960, 24 },
- { 0x17d, 1280, 960, 32 },
- { 0x17e, 1440, 900, 16 },
- { 0x17f, 1440, 900, 24 },
- { 0x180, 1440, 900, 32 },
- { 0x181, 1400, 1050, 16 },
- { 0x182, 1400, 1050, 24 },
- { 0x183, 1400, 1050, 32 },
- { 0x184, 1680, 1050, 16 },
- { 0x185, 1680, 1050, 24 },
- { 0x186, 1680, 1050, 32 },
- { 0x187, 1920, 1200, 16 },
- { 0x188, 1920, 1200, 24 },
- { 0x189, 1920, 1200, 32 },
- { 0x18a, 2560, 1600, 16 },
- { 0x18b, 2560, 1600, 24 },
- { 0x18c, 2560, 1600, 32 },
+ { 0x140, MM_DIRECT, 320, 200, 32 },
+ { 0x141, MM_DIRECT, 640, 400, 32 },
+ { 0x142, MM_DIRECT, 640, 480, 32 },
+ { 0x143, MM_DIRECT, 800, 600, 32 },
+ { 0x144, MM_DIRECT, 1024, 768, 32 },
+ { 0x145, MM_DIRECT, 1280, 1024, 32 },
+ { 0x146, MM_PACKED, 320, 200, 8 },
+ { 0x147, MM_DIRECT, 1600, 1200, 32 },
+ { 0x148, MM_PACKED, 1152, 864, 8 },
+ { 0x149, MM_DIRECT, 1152, 864, 15 },
+ { 0x14a, MM_DIRECT, 1152, 864, 16 },
+ { 0x14b, MM_DIRECT, 1152, 864, 24 },
+ { 0x14c, MM_DIRECT, 1152, 864, 32 },
+ { 0x178, MM_DIRECT, 1280, 800, 16 },
+ { 0x179, MM_DIRECT, 1280, 800, 24 },
+ { 0x17a, MM_DIRECT, 1280, 800, 32 },
+ { 0x17b, MM_DIRECT, 1280, 960, 16 },
+ { 0x17c, MM_DIRECT, 1280, 960, 24 },
+ { 0x17d, MM_DIRECT, 1280, 960, 32 },
+ { 0x17e, MM_DIRECT, 1440, 900, 16 },
+ { 0x17f, MM_DIRECT, 1440, 900, 24 },
+ { 0x180, MM_DIRECT, 1440, 900, 32 },
+ { 0x181, MM_DIRECT, 1400, 1050, 16 },
+ { 0x182, MM_DIRECT, 1400, 1050, 24 },
+ { 0x183, MM_DIRECT, 1400, 1050, 32 },
+ { 0x184, MM_DIRECT, 1680, 1050, 16 },
+ { 0x185, MM_DIRECT, 1680, 1050, 24 },
+ { 0x186, MM_DIRECT, 1680, 1050, 32 },
+ { 0x187, MM_DIRECT, 1920, 1200, 16 },
+ { 0x188, MM_DIRECT, 1920, 1200, 24 },
+ { 0x189, MM_DIRECT, 1920, 1200, 32 },
+ { 0x18a, MM_DIRECT, 2560, 1600, 16 },
+ { 0x18b, MM_DIRECT, 2560, 1600, 24 },
+ { 0x18c, MM_DIRECT, 2560, 1600, 32 },
{ 0, },
};
u32 pci_lfb_addr VAR16;
-static inline u32 pci_config_readl(u8 bus, u8 devfn, u16 addr)
+static inline u32 pci_config_readl(u16 bdf, u16 addr)
{
int status;
u32 val;
- u16 bdf = (bus << 16) | devfn;
addr &= ~3;
/* Called only during POST */
int
-bochsvga_init(u8 bus, u8 devfn)
+bochsvga_init(void)
{
- u32 lfb_addr;
-
- if (!CONFIG_VGA_BOCHS)
- return -1;
+ int ret = stdvga_init();
+ if (ret)
+ return ret;
/* Sanity checks */
dispi_write(VBE_DISPI_INDEX_ID, VBE_DISPI_ID0);
SET_BDA(vbe_flag, 0x1);
dispi_write(VBE_DISPI_INDEX_ID, VBE_DISPI_ID5);
+ u32 lfb_addr;
if (CONFIG_VGA_PCI)
- lfb_addr = pci_config_readl(bus, devfn, 0x10) & ~0xf;
+ lfb_addr = pci_config_readl(GET_GLOBAL(VgaBDF), 0x10) & ~0xf;
else
lfb_addr = VBE_DISPI_LFB_PHYSICAL_ADDRESS;
dispi_write(VBE_DISPI_INDEX_ENABLE, flags);
}
-void
-bochsvga_set_mode(u16 mode, struct vbe_modeinfo *info)
+int
+bochsvga_set_mode(int mode, int flags)
{
+ if (!(mode & VBE_MODE_VESA_DEFINED)) {
+ dprintf(1, "set VGA mode %x\n", mode);
+
+ bochsvga_hires_enable(0);
+ return stdvga_set_mode(mode, flags);
+ }
+
+ struct vbe_modeinfo modeinfo, *info = &modeinfo;
+ int ret = bochsvga_mode_info(mode, &modeinfo);
+ if (ret) {
+ dprintf(1, "VBE mode %x not found\n", mode);
+ return VBE_RETURN_STATUS_FAILED;
+ }
+ bochsvga_hires_enable(1);
+
if (info->depth == 4)
stdvga_set_mode(0x6a, 0);
if (info->depth == 8)
}
SET_BDA(vbe_mode, mode);
+
+ if (flags & MF_LINEARFB) {
+ /* Linear frame buffer */
+ /* XXX: ??? */
+ }
+ if (!(mode & MF_NOCLEARMEM)) {
+ bochsvga_clear_scr();
+ }
+
+ return 0;
}
void