From 705819f8857deb903540b9485d39950b89787a5f Mon Sep 17 00:00:00 2001 From: Florent Kermarrec Date: Tue, 11 Nov 2014 14:54:54 +0100 Subject: [PATCH] use new EndpointDescription --- lib/sata/phy/k7sataphy/ctrl.py | 8 ++++---- lib/sata/phy/k7sataphy/datapath.py | 16 ++++++++-------- lib/sata/std.py | 23 +++++++++++++++-------- 3 files changed, 27 insertions(+), 20 deletions(-) diff --git a/lib/sata/phy/k7sataphy/ctrl.py b/lib/sata/phy/k7sataphy/ctrl.py index 3c840d06..3179416d 100644 --- a/lib/sata/phy/k7sataphy/ctrl.py +++ b/lib/sata/phy/k7sataphy/ctrl.py @@ -15,8 +15,8 @@ class K7SATAPHYHostCtrl(Module): def __init__(self, gtx, crg, clk_freq): self.ready = Signal() - self.sink = Sink([("data", 32), ("charisk", 4)]) - self.source = Source([("data", 32), ("charisk", 4)]) + self.sink = Sink(phy_description(32)) + self.source = Source(phy_description(32)) self.align_detect = align_detect = Signal() align_timeout_cnt = Signal(32) @@ -171,8 +171,8 @@ class K7SATAPHYDeviceCtrl(Module): def __init__(self, gtx, crg, clk_freq): self.ready = Signal() - self.sink = Sink([("data", 32), ("charisk", 4)]) - self.source = Source([("data", 32), ("charisk", 4)]) + self.sink = Sink(phy_description(32)) + self.source = Source(phy_description(32)) align_detect = Signal() align_timeout = Signal() diff --git a/lib/sata/phy/k7sataphy/datapath.py b/lib/sata/phy/k7sataphy/datapath.py index bd4b6670..922c1f32 100644 --- a/lib/sata/phy/k7sataphy/datapath.py +++ b/lib/sata/phy/k7sataphy/datapath.py @@ -7,8 +7,8 @@ from lib.sata.std import * class K7SATAPHYDatapathRX(Module): def __init__(self): - self.sink = Sink([("data", 16), ("charisk", 2)]) - self.source = Source([("data", 32), ("charisk", 4)]) + self.sink = Sink(phy_description(16)) + self.source = Source(phy_description(32)) ### @@ -60,7 +60,7 @@ class K7SATAPHYDatapathRX(Module): # requirements: # due to the convertion ratio of 2, sys_clk need to be > sata_rx/2 # source destination is always able to accept data (ack always 1) - fifo = AsyncFIFO([("data", 32), ("charisk", 4)], 16) + fifo = AsyncFIFO(phy_description(32), 16) self.submodules.fifo = RenameClockDomains(fifo, {"write": "sata_rx", "read": "sys"}) self.comb += [ fifo.sink.stb.eq(valid), @@ -71,8 +71,8 @@ class K7SATAPHYDatapathRX(Module): class K7SATAPHYDatapathTX(Module): def __init__(self): - self.sink = Sink([("data", 32), ("charisk", 4)]) - self.source = Source([("data", 16), ("charisk", 2)]) + self.sink = Sink(phy_description(32)) + self.source = Source(phy_description(16)) ### @@ -82,7 +82,7 @@ class K7SATAPHYDatapathTX(Module): # (SATA1) sys_clk to 75MHz sata_tx clk # requirements: # source destination is always able to accept data (ack always 1) - fifo = AsyncFIFO([("data", 32), ("charisk", 4)], 16) + fifo = AsyncFIFO(phy_description(32), 16) self.submodules.fifo = RenameClockDomains(fifo, {"write": "sys", "read": "sata_tx"}) self.comb += Record.connect(self.sink, fifo.sink) @@ -110,8 +110,8 @@ class K7SATAPHYDatapathTX(Module): class K7SATAPHYDatapath(Module): def __init__(self, gtx, ctrl): - self.sink = Sink([("data", 32), ("charisk", 4)]) - self.source = Source([("data", 32), ("charisk", 4)]) + self.sink = Sink(phy_description(32)) + self.source = Source(phy_description(32)) ### diff --git a/lib/sata/std.py b/lib/sata/std.py index 7979b38a..a6d4c028 100644 --- a/lib/sata/std.py +++ b/lib/sata/std.py @@ -1,5 +1,6 @@ from migen.fhdl.std import * from migen.genlib.record import * +from migen.flow.actor import EndpointDescription primitives = { "ALIGN" : 0x7B4A4ABC, @@ -20,16 +21,22 @@ primitives = { def ones(width): return 2**width-1 -def phy_layout(dw): +def phy_description(dw): + parameters = { + "packetized": False + } layout = [ - ("p_packetized", True), - ("d", dw) + ("data", dw), + ("charisk", dw//8), ] - return layout + return EndpointDescription(layout, parameters) -def link_layout(dw): +def link_description(dw): + parameters = { + "packetized": True + } layout = [ - ("p_packetized", True), - ("d", dw) + ("d", dw), + ("error", 1) ] - return layout + return EndpointDescription(layout, parameters) -- 2.30.2