diff options
author | 2015-08-28 09:58:54 +0800 | |
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committer | 2015-09-01 12:44:00 +0800 | |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/SLOF/board-qemu/slof/pci-interrupts.fs | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/SLOF/board-qemu/slof/pci-interrupts.fs')
-rw-r--r-- | qemu/roms/SLOF/board-qemu/slof/pci-interrupts.fs | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/qemu/roms/SLOF/board-qemu/slof/pci-interrupts.fs b/qemu/roms/SLOF/board-qemu/slof/pci-interrupts.fs new file mode 100644 index 000000000..e11b77932 --- /dev/null +++ b/qemu/roms/SLOF/board-qemu/slof/pci-interrupts.fs @@ -0,0 +1,38 @@ + +: pci-gen-irq-map-one ( prop-addr prop-len slot pin -- prop-addr prop-len ) + 2dup + 4 mod ( prop-addr prop-len slot pin parentpin ) + >r >r ( prop-addr prop-len slot R: swizzledpin pin ) + + \ Child slot# + B lshift encode-int+ ( prop-addr prop-len R: swizzledpin pin ) + \ Child 64bit BAR (not really used) + 0 encode-64+ + \ Chile pin# + r> encode-int+ ( prop-addr prop-len R: swizzledpin ) + + \ Parent phandle + get-parent encode-int+ + + \ Parent slot# + get-node >space + pci-addr2dev B lshift ( prop-addr prop-len parent-slot R: swizzledpin ) + encode-int+ + \ Parent 64bit BAR (not really used) + 0 encode-64+ + \ Parent pin + r> encode-int+ ( prop-addr prop-len R: ) +; + +: pci-gen-irq-entry ( prop-addr prop-len config-addr -- prop-addr prop-len ) + pci-addr2dev 4 mod ( prop-addr prop-len slot ) + -rot ( slot prop-addr prop-len ) + 5 1 DO + 2 pick i ( slot prop-addr prop-len slot pin ) + pci-gen-irq-map-one + LOOP + rot drop +; + +: pci-set-irq-line ( config-addr -- ) + drop +; |