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Bypass check when unneeded

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This commit is contained in:
Alex Forencich 2019-10-30 22:57:56 -07:00
parent 25454e712e
commit 4e95fb3677
2 changed files with 2 additions and 2 deletions
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2
rtl/axi_dma_rd.v
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@ -339,7 +339,7 @@ always @* begin
AXI_STATE_START: begin
// start state - initiate new AXI transfer
if (!m_axi_arvalid) begin
if (op_word_count_reg <= AXI_MAX_BURST_SIZE - (addr_reg & OFFSET_MASK)) begin
if (op_word_count_reg <= AXI_MAX_BURST_SIZE - (addr_reg & OFFSET_MASK) || AXI_MAX_BURST_SIZE >= 4096) begin
// packet smaller than max burst size
if (addr_reg[12] != addr_plus_count[12]) begin
// crosses 4k boundary

2
rtl/axi_dma_wr.v
View File

@ -425,7 +425,7 @@ always @* begin
end
STATE_START: begin
// start state - initiate new AXI transfer
if (op_word_count_reg <= AXI_MAX_BURST_SIZE - (addr_reg & OFFSET_MASK)) begin
if (op_word_count_reg <= AXI_MAX_BURST_SIZE - (addr_reg & OFFSET_MASK) || AXI_MAX_BURST_SIZE >= 4096) begin
// packet smaller than max burst size
if (addr_reg[12] != addr_plus_count[12]) begin
// crosses 4k boundary