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[PULL,01/26] aspeed: Introduce helper for 32-bit hosts limitation

Message ID 20230901094214.296918-2-clg@kaod.org
State New
Headers show
Series [PULL,01/26] aspeed: Introduce helper for 32-bit hosts limitation | expand

Commit Message

Cédric Le Goater Sept. 1, 2023, 9:41 a.m. UTC 
On 32-bit hosts, RAM has a 2047 MB limit. Use a macro to define the
default ram size of machines (AST2600 SoC) that can have 2 GB.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
 hw/arm/aspeed.c | 21 +++++++++------------
 1 file changed, 9 insertions(+), 12 deletions(-)
diff mbox series

Patch

diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c
index 263626abeae1..b922a2c491cc 100644
--- a/hw/arm/aspeed.c
+++ b/hw/arm/aspeed.c
@@ -47,6 +47,13 @@  struct AspeedMachineState {
     char *spi_model;
 };
 
+/* On 32-bit hosts, lower RAM to 1G because of the 2047 MB limit */
+#if HOST_LONG_BITS == 32
+#define ASPEED_RAM_SIZE(sz) MIN((sz), 1 * GiB)
+#else
+#define ASPEED_RAM_SIZE(sz) (sz)
+#endif
+
 /* Palmetto hardware value: 0x120CE416 */
 #define PALMETTO_BMC_HW_STRAP1 (                                        \
         SCU_AST2400_HW_STRAP_DRAM_SIZE(DRAM_SIZE_256MB) |               \
@@ -1423,12 +1430,7 @@  static void aspeed_machine_rainier_class_init(ObjectClass *oc, void *data)
         aspeed_soc_num_cpus(amc->soc_name);
 };
 
-/* On 32-bit hosts, lower RAM to 1G because of the 2047 MB limit */
-#if HOST_LONG_BITS == 32
-#define FUJI_BMC_RAM_SIZE (1 * GiB)
-#else
-#define FUJI_BMC_RAM_SIZE (2 * GiB)
-#endif
+#define FUJI_BMC_RAM_SIZE ASPEED_RAM_SIZE(2 * GiB)
 
 static void aspeed_machine_fuji_class_init(ObjectClass *oc, void *data)
 {
@@ -1450,12 +1452,7 @@  static void aspeed_machine_fuji_class_init(ObjectClass *oc, void *data)
         aspeed_soc_num_cpus(amc->soc_name);
 };
 
-/* On 32-bit hosts, lower RAM to 1G because of the 2047 MB limit */
-#if HOST_LONG_BITS == 32
-#define BLETCHLEY_BMC_RAM_SIZE (1 * GiB)
-#else
-#define BLETCHLEY_BMC_RAM_SIZE (2 * GiB)
-#endif
+#define BLETCHLEY_BMC_RAM_SIZE ASPEED_RAM_SIZE(2 * GiB)
 
 static void aspeed_machine_bletchley_class_init(ObjectClass *oc, void *data)
 {