From 87f4ba9ed3cfeab440c63169006e1bc19d031d21 Mon Sep 17 00:00:00 2001 From: Thomas Huth Date: Sat, 30 Sep 2023 15:23:47 +0200 Subject: [PATCH] hw/m68k/next-cube: Mirror BIOS to address 0 The ROM is also available at address 0, so add a proper mirror for this address. Acked-by: Mark Cave-Ayland Message-ID: <20230930132351.30282-2-huth@tuxfamily.org> Signed-off-by: Thomas Huth --- hw/m68k/next-cube.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/hw/m68k/next-cube.c b/hw/m68k/next-cube.c index d17e6be8e1..2c94c6a9c2 100644 --- a/hw/m68k/next-cube.c +++ b/hw/m68k/next-cube.c @@ -945,6 +945,7 @@ static void next_cube_init(MachineState *machine) M68kCPU *cpu; CPUM68KState *env; MemoryRegion *rom = g_new(MemoryRegion, 1); + MemoryRegion *rom2 = g_new(MemoryRegion, 1); MemoryRegion *dmamem = g_new(MemoryRegion, 1); MemoryRegion *bmapm1 = g_new(MemoryRegion, 1); MemoryRegion *bmapm2 = g_new(MemoryRegion, 1); @@ -993,9 +994,10 @@ static void next_cube_init(MachineState *machine) sysbus_create_simple(TYPE_NEXTKBD, 0x0200e000, NULL); /* Load ROM here */ - /* still not sure if the rom should also be mapped at 0x0*/ memory_region_init_rom(rom, NULL, "next.rom", 0x20000, &error_fatal); memory_region_add_subregion(sysmem, 0x01000000, rom); + memory_region_init_alias(rom2, NULL, "next.rom2", rom, 0x0, 0x20000); + memory_region_add_subregion(sysmem, 0x0, rom2); if (load_image_targphys(bios_name, 0x01000000, 0x20000) < 8) { if (!qtest_enabled()) { error_report("Failed to load firmware '%s'.", bios_name); -- 2.11.0