SYS-OSS/FRET-qemu
4
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

hw/mips/bootloader: Fix write_ulong()

Browse Source 
bl_gen_write_ulong uses sd for both 32 and 64 bit CPU,
while sd is illegal on 32 bit CPUs.

Replace sd with sw on 32bit CPUs.

Fixes: 3ebbf86128f ("hw/mips: Add a bootloader helper")
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20211130211729.7116-2-jiaxun.yang@flygoat.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
This commit is contained in:
Jiaxun Yang 2021-11-30 21:17:28 +00:00 committed by Philippe Mathieu-Daudé
parent 99fc08366b
commit 24ade8c5de
1 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
hw/mips/bootloader.c
View File

@ -182,7 +182,11 @@ void bl_gen_write_ulong(uint32_t **p, target_ulong addr, target_ulong val)
{ {
bl_gen_load_ulong(p, BL_REG_K0, val); bl_gen_load_ulong(p, BL_REG_K0, val);
bl_gen_load_ulong(p, BL_REG_K1, addr); bl_gen_load_ulong(p, BL_REG_K1, addr);
if (bootcpu_supports_isa(ISA_MIPS3)) {
bl_gen_sd(p, BL_REG_K0, BL_REG_K1, 0x0); bl_gen_sd(p, BL_REG_K0, BL_REG_K1, 0x0);
} else {
bl_gen_sw(p, BL_REG_K0, BL_REG_K1, 0x0);
}
} }
void bl_gen_write_u32(uint32_t **p, target_ulong addr, uint32_t val) void bl_gen_write_u32(uint32_t **p, target_ulong addr, uint32_t val)