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DS_DMA
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Architectures | |
| ctrl_ext_ram | Architecture |
Libraries | |
| ieee | |
| unisim | |
| work | |
Packages | |
| std_logic_1164 | |
| std_logic_arith | |
| std_logic_unsigned | |
| vcomponents | |
| core64_type_pkg | Package <core64_type_pkg> |
| ctrl_ram_cmd_pkg | Package <ctrl_ram_cmd_pkg> |
Generics | |
| is_dsp48 | in integer := 1 |
Ports | |
| reset | in std_logic |
| clk | in std_logic |
| Тактовая частота ядра - 250 МГц | |
| aclk | in std_logic |
| Тактовая частота локальной шины - 266 МГц | |
| ram_change | in std_logic |
| loc_adr_we | in std_logic |
| data_in | in std_logic_vector ( 31 downto 0 ) |
| dma_chn | in std_logic |
| dma0_ctrl | in std_logic_vector ( 7 downto 0 ) |
| dma1_ctrl | in std_logic_vector ( 7 downto 0 ) |
| dma0_transfer_rdy | out std_logic |
| dma1_transfer_rdy | out std_logic |
| dma_wr_en | in std_logic |
| dma_wr | in std_logic |
| dma_wrdata | in std_logic_vector ( 63 downto 0 ) |
| dma_wraddr | in std_logic_vector ( 11 downto 0 ) |
| dma_rddata | out std_logic_vector ( 63 downto 0 ) |
| dma_rdaddr | in std_logic_vector ( 11 downto 0 ) |
| ext_fifo_disp | out type_ext_fifo_disp |
| запрос на доступ от узла EXT_FIFO. | |
| ext_fifo_disp_back | in type_ext_fifo_disp_back |
| ответ на запрос | |
См. определение в файле ctrl_ext_ram.vhd строка 93
1.7.4