x86/amd: Misc setup for Fam1Ah processors

Fam1Ah is similar to Fam19h in these regards.

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Acked-by: Jan Beulich <jbeulich@suse.com>
master commit: f29cc14de1
master date: 2025-01-06 18:01:32 +0000

xen/arch/x86/acpi/cpu_idle.c

@@ -1429,6 +1429,7 @@ static void amd_cpuidle_init(struct acpi_processor_power *power)
 
     switch ( c->x86 )
     {
+    case 0x1a:
     case 0x19:
     case 0x18:
         if ( boot_cpu_data.x86_vendor != X86_VENDOR_HYGON )

xen/arch/x86/cpu/microcode/amd.c

@@ -114,6 +114,7 @@ static bool verify_patch_size(uint32_t patch_size)
 #define F16H_MPB_MAX_SIZE 3458
 #define F17H_MPB_MAX_SIZE 3200
 #define F19H_MPB_MAX_SIZE 5568
+#define F1AH_MPB_MAX_SIZE 15296
 
     switch ( boot_cpu_data.x86 )
     {
@@ -132,6 +133,9 @@ static bool verify_patch_size(uint32_t patch_size)
     case 0x19:
         max_size = F19H_MPB_MAX_SIZE;
         break;
+    case 0x1a:
+        max_size = F1AH_MPB_MAX_SIZE;
+        break;
     default:
         max_size = F1XH_MPB_MAX_SIZE;
         break;

xen/arch/x86/cpu/vpmu_amd.c

@@ -567,6 +567,7 @@ const struct arch_vpmu_ops *__init amd_vpmu_init(void)
     case 0x15:
     case 0x17:
     case 0x19:
+    case 0x1a:
         num_counters = F15H_NUM_COUNTERS;
         counters = AMD_F15H_COUNTERS;
         ctrls = AMD_F15H_CTRLS;