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| author | qianfan Zhao <qianfanguijin@163.com> | 2023-06-06 10:19:33 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2023-06-06 10:19:33 +0100 |
| commit | 05def917e113ef95ef712ffd96d614203f5e8397 (patch) | |
| tree | db2fc8e96bec4f3e00895d242630d14f28e1db47 /hw/arm/allwinner-r40.c | |
| parent | 0de1b69315b1b386d96282fa0b407f568fc5ede9 (diff) | |
| download | qemu-05def917e113ef95ef712ffd96d614203f5e8397.zip qemu-05def917e113ef95ef712ffd96d614203f5e8397.tar.gz qemu-05def917e113ef95ef712ffd96d614203f5e8397.tar.bz2 | |
hw: arm: allwinner-sramc: Add SRAM Controller support for R40
Only a few important registers are added, especially the SRAM_VER
register.
Signed-off-by: qianfan Zhao <qianfanguijin@163.com>
Reviewed-by: Niek Linnenbank <nieklinnenbank@gmail.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/arm/allwinner-r40.c')
| -rw-r--r-- | hw/arm/allwinner-r40.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/hw/arm/allwinner-r40.c b/hw/arm/allwinner-r40.c index c018ad2..7d29eb2 100644 --- a/hw/arm/allwinner-r40.c +++ b/hw/arm/allwinner-r40.c @@ -39,6 +39,7 @@ const hwaddr allwinner_r40_memmap[] = { [AW_R40_DEV_SRAM_A2] = 0x00004000, [AW_R40_DEV_SRAM_A3] = 0x00008000, [AW_R40_DEV_SRAM_A4] = 0x0000b400, + [AW_R40_DEV_SRAMC] = 0x01c00000, [AW_R40_DEV_EMAC] = 0x01c0b000, [AW_R40_DEV_MMC0] = 0x01c0f000, [AW_R40_DEV_MMC1] = 0x01c10000, @@ -76,7 +77,6 @@ struct AwR40Unimplemented { static struct AwR40Unimplemented r40_unimplemented[] = { { "d-engine", 0x01000000, 4 * MiB }, { "d-inter", 0x01400000, 128 * KiB }, - { "sram-c", 0x01c00000, 4 * KiB }, { "dma", 0x01c02000, 4 * KiB }, { "nfdc", 0x01c03000, 4 * KiB }, { "ts", 0x01c04000, 4 * KiB }, @@ -288,6 +288,8 @@ static void allwinner_r40_init(Object *obj) "ram-addr"); object_property_add_alias(obj, "ram-size", OBJECT(&s->dramc), "ram-size"); + + object_initialize_child(obj, "sramc", &s->sramc, TYPE_AW_SRAMC_SUN8I_R40); } static void allwinner_r40_realize(DeviceState *dev, Error **errp) @@ -382,6 +384,9 @@ static void allwinner_r40_realize(DeviceState *dev, Error **errp) AW_R40_GIC_SPI_TIMER1)); /* SRAM */ + sysbus_realize(SYS_BUS_DEVICE(&s->sramc), &error_fatal); + sysbus_mmio_map(SYS_BUS_DEVICE(&s->sramc), 0, s->memmap[AW_R40_DEV_SRAMC]); + memory_region_init_ram(&s->sram_a1, OBJECT(dev), "sram A1", 16 * KiB, &error_abort); memory_region_init_ram(&s->sram_a2, OBJECT(dev), "sram A2", |