src/soc/amd/mendocino/mca.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <amdblocks/mca.h>
   4 #include <cpu/x86/msr.h>
   5 #include <types.h>
   6
   7 static const char *const mca_bank_name[] = {
   8         [0]  = "Load-store unit",
   9         [1]  = "Instruction fetch unit",
  10         [2]  = "L2 cache unit",
  11         [3]  = "Decode unit",
  12         [4]  = "",
  13         [5]  = "Execution unit",
  14         [6]  = "Floating point unit",
  15         [7]  = "L3 cache unit",
  16         [8]  = "L3 cache unit",
  17         [9]  = "L3 cache unit",
  18         [10] = "L3 cache unit",
  19         [11] = "UMC",
  20         [12] = "UMC",
  21         [13] = "CS",
  22         [14] = "CS",
  23         [15] = "NBIO",
  24         [16] = "PIE",
  25 };
  26
  27 bool mca_has_expected_bank_count(void)
  28 {
  29         return ARRAY_SIZE(mca_bank_name) == mca_get_bank_count();
  30 }
  31
  32 bool mca_is_valid_bank(unsigned int bank)
  33 {
  34         return (bank < ARRAY_SIZE(mca_bank_name) && mca_bank_name[bank] != NULL);
  35 }
  36
  37 const char *mca_get_bank_name(unsigned int bank)
  38 {
  39         if (mca_is_valid_bank(bank))
  40                 return mca_bank_name[bank];
  41         else
  42                 return "";
  43 }