diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/char/ibex_uart.c | 19 | ||||
| -rw-r--r-- | hw/riscv/boot.c | 6 | ||||
| -rw-r--r-- | hw/riscv/opentitan.c | 9 | ||||
| -rw-r--r-- | hw/riscv/sifive_u.c | 12 |
4 files changed, 31 insertions, 15 deletions
diff --git a/hw/char/ibex_uart.c b/hw/char/ibex_uart.c index fe4b6c3c9e..6b0c9330bf 100644 --- a/hw/char/ibex_uart.c +++ b/hw/char/ibex_uart.c @@ -42,7 +42,8 @@ REG32(INTR_STATE, 0x00) FIELD(INTR_STATE, RX_OVERFLOW, 3, 1) REG32(INTR_ENABLE, 0x04) REG32(INTR_TEST, 0x08) -REG32(CTRL, 0x0C) +REG32(ALERT_TEST, 0x0C) +REG32(CTRL, 0x10) FIELD(CTRL, TX_ENABLE, 0, 1) FIELD(CTRL, RX_ENABLE, 1, 1) FIELD(CTRL, NF, 2, 1) @@ -52,25 +53,25 @@ REG32(CTRL, 0x0C) FIELD(CTRL, PARITY_ODD, 7, 1) FIELD(CTRL, RXBLVL, 8, 2) FIELD(CTRL, NCO, 16, 16) -REG32(STATUS, 0x10) +REG32(STATUS, 0x14) FIELD(STATUS, TXFULL, 0, 1) FIELD(STATUS, RXFULL, 1, 1) FIELD(STATUS, TXEMPTY, 2, 1) FIELD(STATUS, RXIDLE, 4, 1) FIELD(STATUS, RXEMPTY, 5, 1) -REG32(RDATA, 0x14) -REG32(WDATA, 0x18) -REG32(FIFO_CTRL, 0x1c) +REG32(RDATA, 0x18) +REG32(WDATA, 0x1C) +REG32(FIFO_CTRL, 0x20) FIELD(FIFO_CTRL, RXRST, 0, 1) FIELD(FIFO_CTRL, TXRST, 1, 1) FIELD(FIFO_CTRL, RXILVL, 2, 3) FIELD(FIFO_CTRL, TXILVL, 5, 2) -REG32(FIFO_STATUS, 0x20) +REG32(FIFO_STATUS, 0x24) FIELD(FIFO_STATUS, TXLVL, 0, 5) FIELD(FIFO_STATUS, RXLVL, 16, 5) -REG32(OVRD, 0x24) -REG32(VAL, 0x28) -REG32(TIMEOUT_CTRL, 0x2c) +REG32(OVRD, 0x28) +REG32(VAL, 0x2C) +REG32(TIMEOUT_CTRL, 0x30) static void ibex_uart_update_irqs(IbexUartState *s) { diff --git a/hw/riscv/boot.c b/hw/riscv/boot.c index 0d38bb7426..993bf89064 100644 --- a/hw/riscv/boot.c +++ b/hw/riscv/boot.c @@ -182,7 +182,7 @@ uint32_t riscv_load_fdt(hwaddr dram_base, uint64_t mem_size, void *fdt) { uint32_t temp, fdt_addr; hwaddr dram_end = dram_base + mem_size; - int fdtsize = fdt_totalsize(fdt); + int ret, fdtsize = fdt_totalsize(fdt); if (fdtsize <= 0) { error_report("invalid device-tree"); @@ -198,7 +198,9 @@ uint32_t riscv_load_fdt(hwaddr dram_base, uint64_t mem_size, void *fdt) temp = MIN(dram_end, 3072 * MiB); fdt_addr = QEMU_ALIGN_DOWN(temp - fdtsize, 16 * MiB); - fdt_pack(fdt); + ret = fdt_pack(fdt); + /* Should only fail if we've built a corrupted tree */ + g_assert(ret == 0); /* copy in the device tree */ qemu_fdt_dumpdtb(fdt, fdtsize); diff --git a/hw/riscv/opentitan.c b/hw/riscv/opentitan.c index c5a7e3bacb..36a41c8b5b 100644 --- a/hw/riscv/opentitan.c +++ b/hw/riscv/opentitan.c @@ -58,6 +58,8 @@ static const MemMapEntry ibex_memmap[] = { [IBEX_DEV_ALERT_HANDLER] = { 0x411b0000, 0x1000 }, [IBEX_DEV_NMI_GEN] = { 0x411c0000, 0x1000 }, [IBEX_DEV_OTBN] = { 0x411d0000, 0x10000 }, + [IBEX_DEV_PERI] = { 0x411f0000, 0x10000 }, + [IBEX_DEV_FLASH_VIRTUAL] = { 0x80000000, 0x80000 }, }; static void opentitan_board_init(MachineState *machine) @@ -133,8 +135,13 @@ static void lowrisc_ibex_soc_realize(DeviceState *dev_soc, Error **errp) /* Flash memory */ memory_region_init_rom(&s->flash_mem, OBJECT(dev_soc), "riscv.lowrisc.ibex.flash", memmap[IBEX_DEV_FLASH].size, &error_fatal); + memory_region_init_alias(&s->flash_alias, OBJECT(dev_soc), + "riscv.lowrisc.ibex.flash_virtual", &s->flash_mem, 0, + memmap[IBEX_DEV_FLASH_VIRTUAL].size); memory_region_add_subregion(sys_mem, memmap[IBEX_DEV_FLASH].base, &s->flash_mem); + memory_region_add_subregion(sys_mem, memmap[IBEX_DEV_FLASH_VIRTUAL].base, + &s->flash_alias); /* PLIC */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->plic), errp)) { @@ -217,6 +224,8 @@ static void lowrisc_ibex_soc_realize(DeviceState *dev_soc, Error **errp) memmap[IBEX_DEV_NMI_GEN].base, memmap[IBEX_DEV_NMI_GEN].size); create_unimplemented_device("riscv.lowrisc.ibex.otbn", memmap[IBEX_DEV_OTBN].base, memmap[IBEX_DEV_OTBN].size); + create_unimplemented_device("riscv.lowrisc.ibex.peri", + memmap[IBEX_DEV_PERI].base, memmap[IBEX_DEV_PERI].size); } static void lowrisc_ibex_soc_class_init(ObjectClass *oc, void *data) diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c index 273c86418c..87bbd10b21 100644 --- a/hw/riscv/sifive_u.c +++ b/hw/riscv/sifive_u.c @@ -62,6 +62,9 @@ #include <libfdt.h> +/* CLINT timebase frequency */ +#define CLINT_TIMEBASE_FREQ 1000000 + static const MemMapEntry sifive_u_memmap[] = { [SIFIVE_U_DEV_DEBUG] = { 0x0, 0x100 }, [SIFIVE_U_DEV_MROM] = { 0x1000, 0xf000 }, @@ -165,7 +168,7 @@ static void create_fdt(SiFiveUState *s, const MemMapEntry *memmap, qemu_fdt_add_subnode(fdt, "/cpus"); qemu_fdt_setprop_cell(fdt, "/cpus", "timebase-frequency", - SIFIVE_CLINT_TIMEBASE_FREQ); + CLINT_TIMEBASE_FREQ); qemu_fdt_setprop_cell(fdt, "/cpus", "#size-cells", 0x0); qemu_fdt_setprop_cell(fdt, "/cpus", "#address-cells", 0x1); @@ -599,10 +602,10 @@ static void sifive_u_machine_init(MachineState *machine) } /* reset vector */ - uint32_t reset_vec[11] = { + uint32_t reset_vec[12] = { s->msel, /* MSEL pin state */ 0x00000297, /* 1: auipc t0, %pcrel_hi(fw_dyn) */ - 0x02828613, /* addi a2, t0, %pcrel_lo(1b) */ + 0x02c28613, /* addi a2, t0, %pcrel_lo(1b) */ 0xf1402573, /* csrr a0, mhartid */ 0, 0, @@ -611,6 +614,7 @@ static void sifive_u_machine_init(MachineState *machine) start_addr_hi32, fdt_load_addr, /* fdt_laddr: .dword */ 0x00000000, + 0x00000000, /* fw_dyn: */ }; if (riscv_is_32bit(&s->soc.u_cpus)) { @@ -847,7 +851,7 @@ static void sifive_u_soc_realize(DeviceState *dev, Error **errp) sifive_clint_create(memmap[SIFIVE_U_DEV_CLINT].base, memmap[SIFIVE_U_DEV_CLINT].size, 0, ms->smp.cpus, SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE, - SIFIVE_CLINT_TIMEBASE_FREQ, false); + CLINT_TIMEBASE_FREQ, false); if (!sysbus_realize(SYS_BUS_DEVICE(&s->prci), errp)) { return; |