From: Jean THOMAS Date: Fri, 7 Aug 2020 14:40:58 +0000 (+0200) Subject: gram.core.bankmachine: Rename LiteDRAM -> gram in documentation X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a930af2a727e3f4b6ce933e734f76c9f543c2bc7;p=gram.git gram.core.bankmachine: Rename LiteDRAM -> gram in documentation --- diff --git a/gram/core/bankmachine.py b/gram/core/bankmachine.py index cc5b920..f605864 100644 --- a/gram/core/bankmachine.py +++ b/gram/core/bankmachine.py @@ -37,20 +37,20 @@ class BankMachine(Elaboratable): """Converts requests from ports into DRAM commands BankMachine abstracts single DRAM bank by keeping track of the currently - selected row. It converts requests from LiteDRAMCrossbar to targetted + selected row. It converts requests from gramCrossbar to targetted to that bank into DRAM commands that go to the Multiplexer, inserting any needed activate/precharge commands (with optional auto-precharge). It also keeps track and enforces some DRAM timings (other timings are enforced in the Multiplexer). BankMachines work independently from the data path (which connects - LiteDRAMCrossbar with the Multiplexer directly). + gramCrossbar with the Multiplexer directly). - Stream of requests from LiteDRAMCrossbar is being queued, so that reqeust + Stream of requests from gramCrossbar is being queued, so that reqeust can be "looked ahead", and auto-precharge can be performed (if enabled in settings). - Lock (cmd_layout.lock) is used to synchronise with LiteDRAMCrossbar. It is + Lock (cmd_layout.lock) is used to synchronise with gramCrossbar. It is being held when: - there is a valid command awaiting in `cmd_buffer_lookahead` - this buffer becomes ready simply when the next data gets fetched to the `cmd_buffer` @@ -73,7 +73,7 @@ class BankMachine(Elaboratable): Attributes ---------- req : Record(cmd_layout) - Stream of requests from LiteDRAMCrossbar + Stream of requests from gramCrossbar refresh_req : Signal(), in Indicates that refresh needs to be done, connects to Refresher.cmd.valid refresh_gnt : Signal(), out