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authorVijai Kumar K <vijai@behindbytes.com>2021-04-01 23:44:57 +0530
committerAlistair Francis <alistair.francis@wdc.com>2021-05-11 20:02:06 +1000
commit8a2aca3d79f8719b9cf79fdcdfbb89bc6bdb522a (patch)
tree3d243d29afc90c883c36eaa3810664dfa37c6b22
parent07f334d89d47cba59f8f47fdc8f5983234487801 (diff)
hw/riscv: Connect Shakti UART to Shakti platform
Connect one shakti uart to the shakti_c machine. Signed-off-by: Vijai Kumar K <vijai@behindbytes.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Message-id: 20210401181457.73039-5-vijai@behindbytes.com Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
-rw-r--r--hw/riscv/shakti_c.c8
-rw-r--r--include/hw/riscv/shakti_c.h2
2 files changed, 10 insertions, 0 deletions
diff --git a/hw/riscv/shakti_c.c b/hw/riscv/shakti_c.c
index 6e6e63d153..18f70fadaa 100644
--- a/hw/riscv/shakti_c.c
+++ b/hw/riscv/shakti_c.c
@@ -128,6 +128,13 @@ static void shakti_c_soc_state_realize(DeviceState *dev, Error **errp)
SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE,
SIFIVE_CLINT_TIMEBASE_FREQ, false);
+ qdev_prop_set_chr(DEVICE(&(sss->uart)), "chardev", serial_hd(0));
+ if (!sysbus_realize(SYS_BUS_DEVICE(&sss->uart), errp)) {
+ return;
+ }
+ sysbus_mmio_map(SYS_BUS_DEVICE(&sss->uart), 0,
+ shakti_c_memmap[SHAKTI_C_UART].base);
+
/* ROM */
memory_region_init_rom(&sss->rom, OBJECT(dev), "riscv.shakti.c.rom",
shakti_c_memmap[SHAKTI_C_ROM].size, &error_fatal);
@@ -146,6 +153,7 @@ static void shakti_c_soc_instance_init(Object *obj)
ShaktiCSoCState *sss = RISCV_SHAKTI_SOC(obj);
object_initialize_child(obj, "cpus", &sss->cpus, TYPE_RISCV_HART_ARRAY);
+ object_initialize_child(obj, "uart", &sss->uart, TYPE_SHAKTI_UART);
/*
* CPU type is fixed and we are not supporting passing from commandline yet.
diff --git a/include/hw/riscv/shakti_c.h b/include/hw/riscv/shakti_c.h
index 8ffc2b0213..50a2b79086 100644
--- a/include/hw/riscv/shakti_c.h
+++ b/include/hw/riscv/shakti_c.h
@@ -21,6 +21,7 @@
#include "hw/riscv/riscv_hart.h"
#include "hw/boards.h"
+#include "hw/char/shakti_uart.h"
#define TYPE_RISCV_SHAKTI_SOC "riscv.shakti.cclass.soc"
#define RISCV_SHAKTI_SOC(obj) \
@@ -33,6 +34,7 @@ typedef struct ShaktiCSoCState {
/*< public >*/
RISCVHartArrayState cpus;
DeviceState *plic;
+ ShaktiUartState uart;
MemoryRegion rom;
} ShaktiCSoCState;