diff options
| author | br <br@FreeBSD.org> | 2014-03-30 14:42:53 +0000 |
|---|---|---|
| committer | br <br@FreeBSD.org> | 2014-03-30 14:42:53 +0000 |
| commit | 43d65a89f4b7f27484516ae8fdc5865f64bb5ddd (patch) | |
| tree | a2f10c3f14f6fda8fddd593663cf43f47c01612f /sys/arm/samsung | |
| parent | 4e18604f88eefd45e7a055113a4f0576be3c110a (diff) | |
| download | FreeBSD-src-43d65a89f4b7f27484516ae8fdc5865f64bb5ddd.zip FreeBSD-src-43d65a89f4b7f27484516ae8fdc5865f64bb5ddd.tar.gz | |
Directly call kmem_alloc_contig to allocate framebuffer memory
and pass VM_MEMATTR_UNCACHEABLE (no-cache, no-buffer).
This fixes screen refreshing problem when data is updated too slowly.
Discussed with: ian
Diffstat (limited to 'sys/arm/samsung')
| -rw-r--r-- | sys/arm/samsung/exynos/exynos5_fimd.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/sys/arm/samsung/exynos/exynos5_fimd.c b/sys/arm/samsung/exynos/exynos5_fimd.c index e56f477..d26330f 100644 --- a/sys/arm/samsung/exynos/exynos5_fimd.c +++ b/sys/arm/samsung/exynos/exynos5_fimd.c @@ -47,6 +47,10 @@ __FBSDID("$FreeBSD$"); #include <sys/eventhandler.h> #include <sys/gpio.h> +#include <vm/vm.h> +#include <vm/vm_extern.h> +#include <vm/vm_kern.h> + #include <dev/fdt/fdt_common.h> #include <dev/ofw/openfirm.h> #include <dev/ofw/ofw_bus.h> @@ -351,8 +355,8 @@ fimd_attach(device_t dev) sc->sc_info.fb_stride = sc->sc_info.fb_width * 2; sc->sc_info.fb_bpp = sc->sc_info.fb_depth = 16; sc->sc_info.fb_size = sc->sc_info.fb_height * sc->sc_info.fb_stride; - sc->sc_info.fb_vbase = (intptr_t)contigmalloc(sc->sc_info.fb_size, - M_DEVBUF, M_ZERO, 0, ~0, PAGE_SIZE, 0); + sc->sc_info.fb_vbase = (intptr_t)kmem_alloc_contig(kernel_arena, + sc->sc_info.fb_size, M_ZERO, 0, ~0, PAGE_SIZE, 0, VM_MEMATTR_UNCACHEABLE); sc->sc_info.fb_pbase = (intptr_t)vtophys(sc->sc_info.fb_vbase); #if 0 |
