diff options
| -rw-r--r-- | hw/riscv/boot.c | 31 | ||||
| -rw-r--r-- | hw/riscv/sifive_u.c | 10 | ||||
| -rw-r--r-- | hw/riscv/spike.c | 8 | ||||
| -rw-r--r-- | hw/riscv/virt.c | 9 | ||||
| -rw-r--r-- | include/hw/riscv/boot.h | 8 |
5 files changed, 29 insertions, 37 deletions
diff --git a/hw/riscv/boot.c b/hw/riscv/boot.c index 6bce6fb..83586ae 100644 --- a/hw/riscv/boot.c +++ b/hw/riscv/boot.c @@ -33,28 +33,16 @@ #include <libfdt.h> -bool riscv_is_32_bit(MachineState *machine) +bool riscv_is_32bit(RISCVHartArrayState harts) { - /* - * To determine if the CPU is 32-bit we need to check a few different CPUs. - * - * If the CPU starts with rv32 - * If the CPU is a sifive 3 seriries CPU (E31, U34) - * If it's the Ibex CPU - */ - if (!strncmp(machine->cpu_type, "rv32", 4) || - (!strncmp(machine->cpu_type, "sifive", 6) && - machine->cpu_type[8] == '3') || - !strncmp(machine->cpu_type, "lowrisc-ibex", 12)) { - return true; - } else { - return false; - } + RISCVCPU hart = harts.harts[0]; + + return riscv_cpu_is_32bit(&hart.env); } -target_ulong riscv_calc_kernel_start_addr(MachineState *machine, +target_ulong riscv_calc_kernel_start_addr(RISCVHartArrayState harts, target_ulong firmware_end_addr) { - if (riscv_is_32_bit(machine)) { + if (riscv_is_32bit(harts)) { return QEMU_ALIGN_UP(firmware_end_addr, 4 * MiB); } else { return QEMU_ALIGN_UP(firmware_end_addr, 2 * MiB); @@ -259,7 +247,8 @@ void riscv_rom_copy_firmware_info(MachineState *machine, hwaddr rom_base, &address_space_memory); } -void riscv_setup_rom_reset_vec(MachineState *machine, hwaddr start_addr, +void riscv_setup_rom_reset_vec(MachineState *machine, RISCVHartArrayState harts, + hwaddr start_addr, hwaddr rom_base, hwaddr rom_size, uint64_t kernel_entry, uint32_t fdt_load_addr, void *fdt) @@ -267,7 +256,7 @@ void riscv_setup_rom_reset_vec(MachineState *machine, hwaddr start_addr, int i; uint32_t start_addr_hi32 = 0x00000000; - if (!riscv_is_32_bit(machine)) { + if (!riscv_is_32bit(harts)) { start_addr_hi32 = start_addr >> 32; } /* reset vector */ @@ -284,7 +273,7 @@ void riscv_setup_rom_reset_vec(MachineState *machine, hwaddr start_addr, 0x00000000, /* fw_dyn: */ }; - if (riscv_is_32_bit(machine)) { + if (riscv_is_32bit(harts)) { reset_vec[3] = 0x0202a583; /* lw a1, 32(t0) */ reset_vec[4] = 0x0182a283; /* lw t0, 24(t0) */ } else { diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c index 170e493..f5c400d 100644 --- a/hw/riscv/sifive_u.c +++ b/hw/riscv/sifive_u.c @@ -466,7 +466,7 @@ static void sifive_u_machine_init(MachineState *machine) /* create device tree */ create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline, - riscv_is_32_bit(machine)); + riscv_is_32bit(s->soc.u_cpus)); if (s->start_in_flash) { /* @@ -495,7 +495,7 @@ static void sifive_u_machine_init(MachineState *machine) break; } - if (riscv_is_32_bit(machine)) { + if (riscv_is_32bit(s->soc.u_cpus)) { firmware_end_addr = riscv_find_and_load_firmware(machine, "opensbi-riscv32-generic-fw_dynamic.bin", start_addr, NULL); @@ -506,7 +506,7 @@ static void sifive_u_machine_init(MachineState *machine) } if (machine->kernel_filename) { - kernel_start_addr = riscv_calc_kernel_start_addr(machine, + kernel_start_addr = riscv_calc_kernel_start_addr(s->soc.u_cpus, firmware_end_addr); kernel_entry = riscv_load_kernel(machine->kernel_filename, @@ -533,7 +533,7 @@ static void sifive_u_machine_init(MachineState *machine) /* Compute the fdt load address in dram */ fdt_load_addr = riscv_load_fdt(memmap[SIFIVE_U_DEV_DRAM].base, machine->ram_size, s->fdt); - if (!riscv_is_32_bit(machine)) { + if (!riscv_is_32bit(s->soc.u_cpus)) { start_addr_hi32 = (uint64_t)start_addr >> 32; } @@ -552,7 +552,7 @@ static void sifive_u_machine_init(MachineState *machine) 0x00000000, /* fw_dyn: */ }; - if (riscv_is_32_bit(machine)) { + if (riscv_is_32bit(s->soc.u_cpus)) { reset_vec[4] = 0x0202a583; /* lw a1, 32(t0) */ reset_vec[5] = 0x0182a283; /* lw t0, 24(t0) */ } else { diff --git a/hw/riscv/spike.c b/hw/riscv/spike.c index 3e47e45..e723ca0 100644 --- a/hw/riscv/spike.c +++ b/hw/riscv/spike.c @@ -244,7 +244,7 @@ static void spike_board_init(MachineState *machine) /* create device tree */ create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline, - riscv_is_32_bit(machine)); + riscv_is_32bit(s->soc[0])); /* boot rom */ memory_region_init_rom(mask_rom, NULL, "riscv.spike.mrom", @@ -257,7 +257,7 @@ static void spike_board_init(MachineState *machine) * keeping ELF files here was intentional because BIN files don't work * for the Spike machine as HTIF emulation depends on ELF parsing. */ - if (riscv_is_32_bit(machine)) { + if (riscv_is_32bit(s->soc[0])) { firmware_end_addr = riscv_find_and_load_firmware(machine, "opensbi-riscv32-generic-fw_dynamic.elf", memmap[SPIKE_DRAM].base, @@ -270,7 +270,7 @@ static void spike_board_init(MachineState *machine) } if (machine->kernel_filename) { - kernel_start_addr = riscv_calc_kernel_start_addr(machine, + kernel_start_addr = riscv_calc_kernel_start_addr(s->soc[0], firmware_end_addr); kernel_entry = riscv_load_kernel(machine->kernel_filename, @@ -299,7 +299,7 @@ static void spike_board_init(MachineState *machine) fdt_load_addr = riscv_load_fdt(memmap[SPIKE_DRAM].base, machine->ram_size, s->fdt); /* load the reset vector */ - riscv_setup_rom_reset_vec(machine, memmap[SPIKE_DRAM].base, + riscv_setup_rom_reset_vec(machine, s->soc[0], memmap[SPIKE_DRAM].base, memmap[SPIKE_MROM].base, memmap[SPIKE_MROM].size, kernel_entry, fdt_load_addr, s->fdt); diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c index 9321d8e..8de4c35 100644 --- a/hw/riscv/virt.c +++ b/hw/riscv/virt.c @@ -601,7 +601,7 @@ static void virt_machine_init(MachineState *machine) /* create device tree */ create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline, - riscv_is_32_bit(machine)); + riscv_is_32bit(s->soc[0])); /* boot rom */ memory_region_init_rom(mask_rom, NULL, "riscv_virt_board.mrom", @@ -609,7 +609,7 @@ static void virt_machine_init(MachineState *machine) memory_region_add_subregion(system_memory, memmap[VIRT_MROM].base, mask_rom); - if (riscv_is_32_bit(machine)) { + if (riscv_is_32bit(s->soc[0])) { firmware_end_addr = riscv_find_and_load_firmware(machine, "opensbi-riscv32-generic-fw_dynamic.bin", start_addr, NULL); @@ -620,7 +620,7 @@ static void virt_machine_init(MachineState *machine) } if (machine->kernel_filename) { - kernel_start_addr = riscv_calc_kernel_start_addr(machine, + kernel_start_addr = riscv_calc_kernel_start_addr(s->soc[0], firmware_end_addr); kernel_entry = riscv_load_kernel(machine->kernel_filename, @@ -656,7 +656,8 @@ static void virt_machine_init(MachineState *machine) fdt_load_addr = riscv_load_fdt(memmap[VIRT_DRAM].base, machine->ram_size, s->fdt); /* load the reset vector */ - riscv_setup_rom_reset_vec(machine, start_addr, virt_memmap[VIRT_MROM].base, + riscv_setup_rom_reset_vec(machine, s->soc[0], start_addr, + virt_memmap[VIRT_MROM].base, virt_memmap[VIRT_MROM].size, kernel_entry, fdt_load_addr, s->fdt); diff --git a/include/hw/riscv/boot.h b/include/hw/riscv/boot.h index b6d37a9..20ff5fe 100644 --- a/include/hw/riscv/boot.h +++ b/include/hw/riscv/boot.h @@ -22,10 +22,11 @@ #include "exec/cpu-defs.h" #include "hw/loader.h" +#include "hw/riscv/riscv_hart.h" -bool riscv_is_32_bit(MachineState *machine); +bool riscv_is_32bit(RISCVHartArrayState harts); -target_ulong riscv_calc_kernel_start_addr(MachineState *machine, +target_ulong riscv_calc_kernel_start_addr(RISCVHartArrayState harts, target_ulong firmware_end_addr); target_ulong riscv_find_and_load_firmware(MachineState *machine, const char *default_machine_firmware, @@ -41,7 +42,8 @@ target_ulong riscv_load_kernel(const char *kernel_filename, hwaddr riscv_load_initrd(const char *filename, uint64_t mem_size, uint64_t kernel_entry, hwaddr *start); uint32_t riscv_load_fdt(hwaddr dram_start, uint64_t dram_size, void *fdt); -void riscv_setup_rom_reset_vec(MachineState *machine, hwaddr saddr, +void riscv_setup_rom_reset_vec(MachineState *machine, RISCVHartArrayState harts, + hwaddr saddr, hwaddr rom_base, hwaddr rom_size, uint64_t kernel_entry, uint32_t fdt_load_addr, void *fdt); |