diff options
author | Bin Meng <bmeng@tinylab.org> | 2022-12-29 17:18:19 +0800 |
---|---|---|
committer | Alistair Francis <alistair.francis@wdc.com> | 2023-01-20 10:14:13 +1000 |
commit | dc6882464161a7bf77c8b847cef6d4f2f9066361 (patch) | |
tree | dc8cbbb704673a65a1742d32f375c8f7f7ae97c9 | |
parent | bc9c3b18626fbfe9eb8f37438b5fbb2f901c2460 (diff) | |
download | qemu-dc6882464161a7bf77c8b847cef6d4f2f9066361.zip qemu-dc6882464161a7bf77c8b847cef6d4f2f9066361.tar.gz qemu-dc6882464161a7bf77c8b847cef6d4f2f9066361.tar.bz2 |
hw/char: riscv_htif: Drop useless assignment of memory region
struct HTIFState has 3 members for address space and memory region,
and are initialized during htif_mm_init(). But they are actually
useless. Drop them.
Signed-off-by: Bin Meng <bmeng@tinylab.org>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20221229091828.1945072-4-bmeng@tinylab.org>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
-rw-r--r-- | hw/char/riscv_htif.c | 7 | ||||
-rw-r--r-- | hw/riscv/spike.c | 5 | ||||
-rw-r--r-- | include/hw/char/riscv_htif.h | 7 |
3 files changed, 6 insertions, 13 deletions
diff --git a/hw/char/riscv_htif.c b/hw/char/riscv_htif.c index 088556b..e7e319c 100644 --- a/hw/char/riscv_htif.c +++ b/hw/char/riscv_htif.c @@ -265,8 +265,8 @@ bool htif_uses_elf_symbols(void) return (address_symbol_set == 3) ? true : false; } -HTIFState *htif_mm_init(MemoryRegion *address_space, MemoryRegion *main_mem, - CPURISCVState *env, Chardev *chr, uint64_t nonelf_base) +HTIFState *htif_mm_init(MemoryRegion *address_space, CPURISCVState *env, + Chardev *chr, uint64_t nonelf_base) { uint64_t base, size, tohost_offset, fromhost_offset; @@ -281,9 +281,6 @@ HTIFState *htif_mm_init(MemoryRegion *address_space, MemoryRegion *main_mem, fromhost_offset = fromhost_addr - base; HTIFState *s = g_new0(HTIFState, 1); - s->address_space = address_space; - s->main_mem = main_mem; - s->main_mem_ram_ptr = memory_region_get_ram_ptr(main_mem); s->env = env; s->tohost_offset = tohost_offset; s->fromhost_offset = fromhost_offset; diff --git a/hw/riscv/spike.c b/hw/riscv/spike.c index 13946ac..bc4953c 100644 --- a/hw/riscv/spike.c +++ b/hw/riscv/spike.c @@ -316,9 +316,8 @@ static void spike_board_init(MachineState *machine) fdt_load_addr); /* initialize HTIF using symbols found in load_kernel */ - htif_mm_init(system_memory, mask_rom, - &s->soc[0].harts[0].env, serial_hd(0), - memmap[SPIKE_HTIF].base); + htif_mm_init(system_memory, &s->soc[0].harts[0].env, + serial_hd(0), memmap[SPIKE_HTIF].base); } static void spike_machine_instance_init(Object *obj) diff --git a/include/hw/char/riscv_htif.h b/include/hw/char/riscv_htif.h index 3eccc19..6d172eb 100644 --- a/include/hw/char/riscv_htif.h +++ b/include/hw/char/riscv_htif.h @@ -34,9 +34,6 @@ typedef struct HTIFState { hwaddr tohost_offset; hwaddr fromhost_offset; MemoryRegion mmio; - MemoryRegion *address_space; - MemoryRegion *main_mem; - void *main_mem_ram_ptr; CPURISCVState *env; CharBackend chr; @@ -54,7 +51,7 @@ void htif_symbol_callback(const char *st_name, int st_info, uint64_t st_value, bool htif_uses_elf_symbols(void); /* legacy pre qom */ -HTIFState *htif_mm_init(MemoryRegion *address_space, MemoryRegion *main_mem, - CPURISCVState *env, Chardev *chr, uint64_t nonelf_base); +HTIFState *htif_mm_init(MemoryRegion *address_space, CPURISCVState *env, + Chardev *chr, uint64_t nonelf_base); #endif |