[spi_device] Update max_rd_size to 64 bytes

Also update the corresponding parameter in TB Signed-off-by: Weicai Yang <[email protected]>
lowRISC · Sep 27, 2022 · f781bc2 · f781bc2
1 parent eb59b2b
commit f781bc2
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Showing 3 changed files with 3 additions and 3 deletions.
diff --git a/hw/ip/spi_device/data/spi_device.hjson b/hw/ip/spi_device/data/spi_device.hjson
@@ -1089,7 +1089,7 @@
 
             It is not recommended for SW to advertise TPM supporting more than `max_rd_size` to the South Bridge.
             '''
-          resval: "4"
+          resval: "6"
         } // f: max_rd_size
       ]
       tags: [

diff --git a/hw/ip/spi_device/dv/env/spi_device_env_pkg.sv b/hw/ip/spi_device/dv/env/spi_device_env_pkg.sv
@@ -111,7 +111,7 @@ package spi_device_env_pkg;
   parameter bit[11:0] TPM_HW_INT_CAP_OFFSET      = 12'h014;
   parameter bit[23:0] TPM_BASE_ADDR              = 24'hD40000;
   parameter byte TPM_ACTIVE_LOCALITY_BIT_POS     = 5;
-  parameter byte MAX_SUPPORT_TPM_SIZE            = 16; // current version can support up to 16
+  parameter byte MAX_SUPPORT_TPM_SIZE            = 64;
   parameter byte MAX_TPM_LOCALITY                = 5;
 
   parameter uint     NUM_INTERNAL_PROCESSED_CMD  = 11; // exclude WREN, WRDI, EN4B, EX4B

diff --git a/hw/ip/spi_device/rtl/spi_device_reg_top.sv b/hw/ip/spi_device/rtl/spi_device_reg_top.sv
@@ -18272,7 +18272,7 @@ module spi_device_reg_top (
   prim_subreg #(
     .DW      (3),
     .SwAccess(prim_subreg_pkg::SwAccessRO),
-    .RESVAL  (3'h4)
+    .RESVAL  (3'h6)
   ) u_tpm_cap_max_rd_size (
     .clk_i   (clk_i),
     .rst_ni  (rst_ni),