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Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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process (present state, reqx, reqy) begin antx < '0' gnty s 0 next state < poll x case presentstate is when grant x > gntx < '1'; iE (Writex-'1') then outx < inx; end if: if (reqx-'1') then next state <= grant x; else next state <= poll y; end if; when grant y => gnty < 0'; gntx <= '0'; if (writey='1') then outx <= iny; end if; if (reqy='1') then next state <= grant_y; gnty <= '1'; else next state <= poll_x; end if; when poll x =D> gntx <= '0'; if (reqx='l') then next state <= grant_x; else gnty <= '0'; next state <= poll y; end if; when poll_y gntx <= '0'; if (reqy='1') then next state <= grant y; gnty <= '0'; else next state <= poll x; end if; when others end case; end if; end process; Figure Q4
Transcribed Image Text:process (present state, reqx, reqy) begin antx < '0' gnty s 0 next state < poll x case presentstate is when grant x > gntx < '1'; iE (Writex-'1') then outx < inx; end if: if (reqx-'1') then next state <= grant x; else next state <= poll y; end if; when grant y => gnty < 0'; gntx <= '0'; if (writey='1') then outx <= iny; end if; if (reqy='1') then next state <= grant_y; gnty <= '1'; else next state <= poll_x; end if; when poll x =D> gntx <= '0'; if (reqx='l') then next state <= grant_x; else gnty <= '0'; next state <= poll y; end if; when poll_y gntx <= '0'; if (reqy='1') then next state <= grant y; gnty <= '0'; else next state <= poll x; end if; when others end case; end if; end process; Figure Q4
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