paddr_t
ipaqlcd_mmap(void *ctx, off_t offset, int prot)
{
struct ipaqlcd_softc *sc = (struct ipaqlcd_softc *)ctx;
if (offset < 0 ||
(sc->sc_fbconf.hf_bytes_per_plane +
sc->sc_fbconf.hf_offset) < offset)
return -1;
return __BTOP((u_long)bootinfo->fb_addr + offset);
}
int
ipaqlcd_fbinit(struct ipaqlcd_softc *sc)
{
struct hpcfb_fbconf *fb;
fb = &sc->sc_fbconf;
/* Initialize fb */
memset(fb, 0, sizeof(*fb));
fb->hf_conf_index = 0; /* configuration index */
fb->hf_nconfs = 1;
strcpy(fb->hf_name, "built-in video");
strcpy(fb->hf_conf_name, "LCD");
/* configuration name */
fb->hf_height = bootinfo->fb_height;
fb->hf_width = bootinfo->fb_width;
if (bus_space_map(sc->sc_iot, (bus_addr_t)bootinfo->fb_addr,
bootinfo->fb_height * bootinfo->fb_line_bytes,
0, &fb->hf_baseaddr)) {
aprint_normal("unable to map framebuffer\n");
return (-1);
}
fb->hf_offset = (u_long)bootinfo->fb_addr -
__PTOB(__BTOP(bootinfo->fb_addr));
/* frame buffer start offset */
fb->hf_bytes_per_line = bootinfo->fb_line_bytes;
fb->hf_nplanes = 1;
fb->hf_bytes_per_plane = bootinfo->fb_height *
bootinfo->fb_line_bytes;
fb->hf_access_flags |= HPCFB_ACCESS_BYTE;
fb->hf_access_flags |= HPCFB_ACCESS_WORD;
fb->hf_access_flags |= HPCFB_ACCESS_DWORD;
switch (bootinfo->fb_type) {
/*
* gray scale
*/
case BIFB_D2_M2L_3:
case BIFB_D2_M2L_3x2:
fb->hf_access_flags |= HPCFB_ACCESS_REVERSE;
case BIFB_D2_M2L_0:
case BIFB_D2_M2L_0x2:
fb->hf_class = HPCFB_CLASS_GRAYSCALE;
break;
case BIFB_D4_M2L_F:
case BIFB_D4_M2L_Fx2:
fb->hf_access_flags |= HPCFB_ACCESS_REVERSE;
case BIFB_D4_M2L_0:
case BIFB_D4_M2L_0x2:
fb->hf_class = HPCFB_CLASS_GRAYSCALE;
break;
/*
* indexed color
*/
case BIFB_D8_FF:
case BIFB_D8_00:
fb->hf_offset = 0x200;
break;
/*
* RGB color
*/
case BIFB_D16_FFFF:
case BIFB_D16_0000:
fb->hf_class = HPCFB_CLASS_RGBCOLOR;
fb->hf_access_flags |= HPCFB_ACCESS_STATIC;
fb->hf_order_flags = HPCFB_REVORDER_BYTE;
fb->hf_pack_width = 16;
fb->hf_pixels_per_pack = 1;
fb->hf_pixel_width = 16;
fb->hf_class_data_length = sizeof(struct hf_rgb_tag);
fb->hf_u.hf_rgb.hf_flags = 0;
/* reserved for future use */
fb->hf_u.hf_rgb.hf_red_width = 5;
fb->hf_u.hf_rgb.hf_red_shift = 11;
fb->hf_u.hf_rgb.hf_green_width = 6;
fb->hf_u.hf_rgb.hf_green_shift = 5;
fb->hf_u.hf_rgb.hf_blue_width = 5;
fb->hf_u.hf_rgb.hf_blue_shift = 0;
fb->hf_u.hf_rgb.hf_alpha_width = 0;
fb->hf_u.hf_rgb.hf_alpha_shift = 0;
break;
default :
aprint_normal("unknown type (=%d).\n",
bootinfo->fb_type);
return (-1);
break;
}
return(0);
}
static int
sed1356_init(struct hpcfb_fbconf *fb)
{
/*
* get fb settings from bootinfo
*/
if (bootinfo == NULL ||
bootinfo->fb_addr == 0 ||
bootinfo->fb_line_bytes == 0 ||
bootinfo->fb_width == 0 ||
bootinfo->fb_height == 0) {
printf("no frame buffer information.\n");
return -1;
}
/* zero fill */
memset(fb, 0, sizeof(*fb));
fb->hf_conf_index = 0; /* configuration index */
fb->hf_nconfs = 1; /* how many configurations */
strcpy(fb->hf_name, "built-in video");
/* frame buffer name */
strcpy(fb->hf_conf_name, "default");
/* configuration name */
fb->hf_height = bootinfo->fb_height;
fb->hf_width = bootinfo->fb_width;
if (bus_space_map(&sa11x0_bs_tag, (bus_addr_t)bootinfo->fb_addr,
bootinfo->fb_height * bootinfo->fb_line_bytes,
0, &fb->hf_baseaddr)) {
printf("unable to map framebuffer\n");
return -1;
}
fb->hf_offset = (u_long)bootinfo->fb_addr -
__PTOB(__BTOP(bootinfo->fb_addr));
/* frame buffer start offset */
fb->hf_bytes_per_line = bootinfo->fb_line_bytes;
fb->hf_nplanes = 1;
fb->hf_bytes_per_plane = bootinfo->fb_height *
bootinfo->fb_line_bytes;
fb->hf_access_flags |= HPCFB_ACCESS_BYTE;
fb->hf_access_flags |= HPCFB_ACCESS_WORD;
fb->hf_access_flags |= HPCFB_ACCESS_DWORD;
switch (bootinfo->fb_type) {
/*
* gray scale
*/
case BIFB_D4_M2L_F:
case BIFB_D4_M2L_Fx2:
fb->hf_access_flags |= HPCFB_ACCESS_REVERSE;
/* fall through */
case BIFB_D4_M2L_0:
case BIFB_D4_M2L_0x2:
fb->hf_class = HPCFB_CLASS_GRAYSCALE;
fb->hf_access_flags |= HPCFB_ACCESS_STATIC;
fb->hf_pack_width = 8;
fb->hf_pixels_per_pack = 2;
fb->hf_pixel_width = 4;
fb->hf_class_data_length = sizeof(struct hf_gray_tag);
fb->hf_u.hf_gray.hf_flags = 0; /* reserved for future use */
break;
/*
* indexed color
*/
case BIFB_D8_FF:
fb->hf_access_flags |= HPCFB_ACCESS_REVERSE;
/* fall through */
case BIFB_D8_00:
fb->hf_class = HPCFB_CLASS_INDEXCOLOR;
fb->hf_access_flags |= HPCFB_ACCESS_STATIC;
fb->hf_pack_width = 8;
fb->hf_pixels_per_pack = 1;
fb->hf_pixel_width = 8;
fb->hf_class_data_length = sizeof(struct hf_indexed_tag);
fb->hf_u.hf_indexed.hf_flags = 0; /* reserved for future use */
break;
/*
* RGB color
*/
case BIFB_D16_FFFF:
fb->hf_access_flags |= HPCFB_ACCESS_REVERSE;
/* fall through */
case BIFB_D16_0000:
fb->hf_class = HPCFB_CLASS_RGBCOLOR;
fb->hf_access_flags |= HPCFB_ACCESS_STATIC;
fb->hf_order_flags = HPCFB_REVORDER_BYTE;
fb->hf_pack_width = 16;
fb->hf_pixels_per_pack = 1;
fb->hf_pixel_width = 16;
fb->hf_class_data_length = sizeof(struct hf_rgb_tag);
fb->hf_u.hf_rgb.hf_flags = 0; /* reserved for future use */
fb->hf_u.hf_rgb.hf_red_width = 5;
fb->hf_u.hf_rgb.hf_red_shift = 11;
fb->hf_u.hf_rgb.hf_green_width = 6;
fb->hf_u.hf_rgb.hf_green_shift = 5;
fb->hf_u.hf_rgb.hf_blue_width = 5;
fb->hf_u.hf_rgb.hf_blue_shift = 0;
fb->hf_u.hf_rgb.hf_alpha_width = 0;
fb->hf_u.hf_rgb.hf_alpha_shift = 0;
break;
default:
printf("unsupported type %d.\n", bootinfo->fb_type);
return -1;
}
return 0; /* no error */
}
