45 lines
1.6 KiB
C
45 lines
1.6 KiB
C
//
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// Author: Wolfgang Spraul
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//
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// This is free and unencumbered software released into the public domain.
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// For details see the UNLICENSE file at the root of the source tree.
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//
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int fpga_find_iob(struct fpga_model* model, const char* sitename,
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int* y, int* x, int* idx);
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const char* fpga_iob_sitename(struct fpga_model* model, int y, int x,
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int idx);
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//
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// When dealing with devices, there are two indices:
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// 1. The index of the device in the device array for that tile.
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// 2. The index of the device within devices of the same type in the tile.
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//
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// Looks up a device pointer based on the type index.
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struct fpga_device* fpga_dev(struct fpga_model* model,
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int y, int x, enum fpgadev_type type, int type_idx);
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// Counts how many devices of type 'type' are in the device
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// array up to devidx.
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int fpga_dev_typecount(struct fpga_model* model, int y, int x,
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enum fpgadev_type type, int dev_idx);
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enum { A6_LUT, B6_LUT, C6_LUT, D6_LUT };
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// lut_len can be -1 (ZTERM)
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int fpga_set_lut(struct fpga_model* model, struct fpga_device* dev,
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int which_lut, const char* lut_str, int lut_len);
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// returns a connpt dest index, or -1 (NO_CONN) if no connection was found
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int fpga_conn_dest(struct fpga_model* model, int y, int x,
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const char* name, int dest_idx);
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const char* fpga_conn_to(struct fpga_model* model, int y, int x,
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int connpt_dest_idx, int* dest_y, int* dest_x);
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// returns a switch index, or -1 (NO_SWITCH) if no switch was found
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int fpga_switch_dest(struct fpga_model* model, int y, int x,
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const char* name, int dest_idx);
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const char* fpga_switch_to(struct fpga_model* model, int y, int x,
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int swidx, int* is_bidir);
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