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Lines 15-23
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#include "nv-retpoline.h" |
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#include "nv-retpoline.h" |
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#include <sys/consio.h> |
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#include <sys/fbio.h> |
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#include <sys/linker.h> |
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#include <sys/linker.h> |
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#include <sys/timex.h> |
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#include <sys/timex.h> |
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#include <dev/syscons/syscons.h> |
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// This bootloader metadata interface was added to metadata.h in FreeBSD 10.1 |
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// This bootloader metadata interface was added to metadata.h in FreeBSD 10.1 |
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Lines 761-831
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{ |
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{ |
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return TRUE; |
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return TRUE; |
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} |
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void NV_API_CALL os_get_screen_info( |
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NvU64 *pPhysicalAddress, |
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NvU16 *pFbWidth, |
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NvU16 *pFbHeight, |
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NvU16 *pFbDepth, |
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NvU16 *pFbPitch |
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) |
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{ |
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#if NV_HAVE_EFI_FB |
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/* |
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* Look up EFI framebuffer information passed to the FreeBSD kernel by the |
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* bootloader. |
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* |
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* Adapted from a suggestion by Conrad Meyer <cem@freebsd.org>. |
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*/ |
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caddr_t kmdp = preload_search_by_type("elf kernel") ?: |
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preload_search_by_type("elf64 kernel"); |
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if (kmdp != NULL) |
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{ |
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const struct efi_fb *efifb = |
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(const struct efi_fb *)preload_search_info(kmdp, MODINFO_METADATA | |
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MODINFOMD_EFI_FB); |
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if (efifb != NULL) |
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{ |
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int depth = fls(efifb->fb_mask_red | efifb->fb_mask_green | |
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efifb->fb_mask_blue | efifb->fb_mask_reserved); |
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int bpp = roundup2(depth, NBBY); |
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*pPhysicalAddress = efifb->fb_addr; |
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*pFbWidth = efifb->fb_width; |
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*pFbHeight = efifb->fb_height; |
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*pFbDepth = depth; |
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/* fb_stride is in pixels. Convert to bytes */ |
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*pFbPitch = efifb->fb_stride * (bpp / NBBY); |
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return; |
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} |
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} |
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#endif |
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{ |
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const sc_softc_t *sc = sc_get_softc(0, SC_KERNEL_CONSOLE); |
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if (sc) |
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{ |
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const video_adapter_t *adp = sc->adp; |
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if (adp) |
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{ |
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const struct video_info *vi = &adp->va_info; |
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if (vi && (vi->vi_flags & V_INFO_LINEAR)) |
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{ |
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*pPhysicalAddress = vi->vi_buffer; |
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*pFbWidth = vi->vi_width; |
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*pFbHeight = vi->vi_height; |
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*pFbDepth = vi->vi_depth; |
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*pFbPitch = adp->va_line_width; |
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return; |
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} |
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} |
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} |
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} |
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*pPhysicalAddress = 0; |
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*pFbWidth = *pFbHeight = *pFbDepth = *pFbPitch = 0; |
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} |
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} |
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