From 12013b4c1f7a7fc653a06d1af8216680de468147 Mon Sep 17 00:00:00 2001
From: David Shah <dave@ds0.me>
Date: Mon, 12 Oct 2020 10:18:23 +0100
Subject: nexus: Lookup of package and IO pins

Signed-off-by: David Shah <dave@ds0.me>
---
 nexus/arch.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'nexus/arch.h')

diff --git a/nexus/arch.h b/nexus/arch.h
index 89723853..886ee557 100644
--- a/nexus/arch.h
+++ b/nexus/arch.h
@@ -258,6 +258,8 @@ NPNR_PACKED_STRUCT(struct ChipInfoPOD {
     uint16_t width;
     uint16_t height;
     uint32_t num_tiles;
+    uint32_t num_pads;
+    uint32_t num_packages;
     RelPtr<GridLocationPOD> grid;
     RelPtr<GlobalInfoPOD> globals;
     RelPtr<PadInfoPOD> pads;
@@ -827,6 +829,8 @@ struct Arch : BaseCtx
     const DatabasePOD *db;
     const ChipInfoPOD *chip_info;
 
+    int package_idx;
+
     // Binding states
     struct LogicTileStatus
     {
@@ -1430,6 +1434,13 @@ struct Arch : BaseCtx
 
     // -------------------------------------------------
 
+    const PadInfoPOD *get_pin_data(const std::string &pin) const;
+    Loc get_pad_loc(const PadInfoPOD *pad) const;
+    BelId get_pin_bel(const std::string &pin) const;
+    const PadInfoPOD *get_bel_pad(BelId bel) const;
+
+    // -------------------------------------------------
+
     // List of IO constraints, used by PDC parser
     std::unordered_map<IdString, std::unordered_map<IdString, Property>> io_attr;
 
-- 
cgit v1.2.3