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| author | Robert Morris <[email protected]> | 2019-06-13 06:49:02 -0400 |
|---|---|---|
| committer | Robert Morris <[email protected]> | 2019-06-13 06:49:02 -0400 |
| commit | de9d72c9086ec935d5b2b889f50ff611135f80fa (patch) | |
| tree | 071952e383057de705c59f9e7894f3154e4bbad2 /kernel/memlayout.h | |
| parent | 5753553213df8f9de851adb68377db43faecb91f (diff) | |
| download | xv6-labs-de9d72c9086ec935d5b2b889f50ff611135f80fa.tar.gz xv6-labs-de9d72c9086ec935d5b2b889f50ff611135f80fa.tar.bz2 xv6-labs-de9d72c9086ec935d5b2b889f50ff611135f80fa.zip | |
virtio disk driver
Diffstat (limited to 'kernel/memlayout.h')
| -rw-r--r-- | kernel/memlayout.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/kernel/memlayout.h b/kernel/memlayout.h index 462986c..6d86166 100644 --- a/kernel/memlayout.h +++ b/kernel/memlayout.h @@ -6,7 +6,8 @@ // 00001000 -- boot ROM, provided by qemu // 02000000 -- CLINT // 0C000000 -- PLIC -// 10000000 -- uart0 registers +// 10000000 -- uart0 +// 10001000 -- virtio disk // 80000000 -- boot ROM jumps here in machine mode // -kernel loads the kernel here // 88000000 -- -initrd fs.img ramdisk image. @@ -21,6 +22,9 @@ #define UART0 0x10000000L #define UART0_IRQ 10 +#define VIRTIO 0x10001000 +#define VIRTIO_IRQ 1 // really the first of 8 units + // local interrupt controller, which contains the timer. #define CLINT 0x2000000L #define CLINT_MTIMECMP(hartid) (CLINT + 0x4000 + 8*(hartid)) |