metta-systems
/
vesper
1
1
Fork 0
Code Issues 2 Pull Requests Releases Wiki Activity

Mark framebuffer memory as DEVICE_NGNRE 

* With this, the framebuffer finally works correctly.
This commit is contained in:
Berkus Decker 2019-03-10 15:57:56 +02:00
parent 3644bcc18f
commit 4bbbddef6e
1 changed files with 4 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
src/arch/aarch64/memory/mod.rs
View File

@ -76,6 +76,7 @@ pub mod map {
pub const END: usize = 0x3FFF_FFFF; pub const END: usize = 0x3FFF_FFFF;
pub mod physical { pub mod physical {
pub const VIDEOMEM_BASE: usize = 0x3e00_0000;
pub const MMIO_BASE: usize = 0x3F00_0000; pub const MMIO_BASE: usize = 0x3F00_0000;
pub const VIDEOCORE_MBOX_BASE: usize = MMIO_BASE + 0x0000_B880; pub const VIDEOCORE_MBOX_BASE: usize = MMIO_BASE + 0x0000_B880;
pub const GPIO_BASE: usize = MMIO_BASE + 0x0020_0000; pub const GPIO_BASE: usize = MMIO_BASE + 0x0020_0000;
@ -231,7 +232,9 @@ static KERNEL_VIRTUAL_LAYOUT: [Descriptor; 5] = [
}, },
Descriptor { Descriptor {
name: "Device MMIO", name: "Device MMIO",
virtual_range: || RangeInclusive::new(map::physical::MMIO_BASE, map::physical::MMIO_END), virtual_range: || {
RangeInclusive::new(map::physical::VIDEOMEM_BASE, map::physical::MMIO_END)
},
translation: Translation::Identity, translation: Translation::Identity,
attribute_fields: AttributeFields { attribute_fields: AttributeFields {
mem_attributes: MemAttributes::Device, mem_attributes: MemAttributes::Device,