scaffold-probe-page-47702100

qemu/saimaa.c

@@ -45,6 +45,8 @@
 #define SAIMAA_DDRH_A_SIZE   0x07C00000
 #define SAIMAA_DDRH_B_BASE   0x88400000
 #define SAIMAA_DDRH_B_SIZE   0x17C00000
+#define SAIMAA_PROBE_BASE    0x47702000
+#define SAIMAA_PROBE_SIZE    0x00001000
 #define SAIMAA_UART_BASE     0x078AF000
 #define SAIMAA_SDHCI_BASE    0x07824900
 #define SAIMAA_GICD_BASE     0x0B000000
@@ -342,6 +344,7 @@ static void saimaa_machine_init(MachineState *machine)
         { "saimaa.ddrhigh_b", SAIMAA_DDRH_B_BASE, SAIMAA_DDRH_B_SIZE },
         { "saimaa.mystrom", SAIMAA_MYSTROM_BASE, SAIMAA_MYSTROM_SIZE },
         { "saimaa.smem", SAIMAA_SMEM_BASE, SAIMAA_SMEM_SIZE },
+        { "saimaa.probe", SAIMAA_PROBE_BASE, SAIMAA_PROBE_SIZE },
     };
     for (i = 0; i < ARRAY_SIZE(rams); i++) {
         MemoryRegion *ram = g_new(MemoryRegion, 1);

tools/sbl_uni.py

@@ -39,6 +39,7 @@ RAMS = [
     (0x0E600000, 0x01A00000),   # DDRHI-ext5 (creep runway; zeros)
     (0x10000000, 0x01000000),   # DDRHI-ext6 (creep runway; zeros)
     (0x11000000, 0x02000000),   # DDRHI-ext7 (creep runway; zeros)
+    (0x47702000, 0x00001000),   # probe page: 0x47702100 table-descriptor reads
     (0x80000000, 0x07C00000),   # DDRHIGH_A
     (0x87C00000, 0x00800000),   # SMEM(+SBL BSS)
     (0x07800000, 0x000AF000),   # leak-sink HI (S12 frame march;