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ecp5: Import SPINE data to database

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Signed-off-by: David Shah <davey1576@gmail.com>
This commit is contained in:
David Shah 2018-08-07 15:12:55 +02:00
parent dfdaaa6f57
commit 24414614d2
2 changed files with 10 additions and 1 deletions
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2
ecp5/arch.h
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@ -147,6 +147,8 @@ NPNR_PACKED_STRUCT(struct GlobalInfoPOD {
int16_t tap_col;
TapDirection tap_dir;
GlobalQuadrant quad;
int16_t spine_row;
int16_t spine_col;
});
NPNR_PACKED_STRUCT(struct ChipInfoPOD {

9
ecp5/trellis_import.py
View File

@ -128,7 +128,12 @@ def process_loc_globals(chip):
for x in range(0, max_col+1):
quad = chip.global_data.get_quadrant(y, x)
tapdrv = chip.global_data.get_tap_driver(y, x)
global_data[x, y] = (quadrants.index(quad), int(tapdrv.dir), tapdrv.col)
if tapdrv.col == x:
spinedrv = chip.global_data.get_spine_driver(quad, x)
spine = (spinedrv.second, spinedrv.first)
else:
spine = (-1, -1)
global_data[x, y] = (quadrants.index(quad), int(tapdrv.dir), tapdrv.col, spine)
def get_wire_type(name):
if "H00" in name or "V00" in name:
@ -282,6 +287,8 @@ def write_database(dev_name, chip, ddrg, endianness):
bba.u16(global_data[x, y][2], "tap_col")
bba.u8(global_data[x, y][1], "tap_dir")
bba.u8(global_data[x, y][0], "quad")
bba.u16(global_data[x, y][3][1], "spine_row")
bba.u16(global_data[x, y][3][0], "spine_col")
for package, pkgdata in sorted(packages.items()):
bba.l("package_data_%s" % package, "PackagePinPOD")