diff options
| author | Laurent Vivier <laurent@vivier.eu> | 2018-01-04 02:29:12 +0100 |
|---|---|---|
| committer | Laurent Vivier <laurent@vivier.eu> | 2018-01-04 17:24:35 +0100 |
| commit | 6e22b28e22aa6ed1b8db6f24da2633868019d4c9 (patch) | |
| tree | 706100b008229562e49fdff19ad71e2861763e38 /target/m68k/cpu.c | |
| parent | b5ae1edc294f78865ede38377c0a9b92da4370e0 (diff) | |
target/m68k: add the Interrupt Stack Pointer
Add the third stack pointer, the Interrupt Stack Pointer (ISP)
(680x0 only). This stack will be needed in softmmu mode.
Update movec to set/get the value of the three stacks.
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20180104012913.30763-17-laurent@vivier.eu>
Diffstat (limited to 'target/m68k/cpu.c')
| -rw-r--r-- | target/m68k/cpu.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/target/m68k/cpu.c b/target/m68k/cpu.c index 1936efd170..03126ba543 100644 --- a/target/m68k/cpu.c +++ b/target/m68k/cpu.c @@ -55,17 +55,17 @@ static void m68k_cpu_reset(CPUState *s) mcc->parent_reset(s); memset(env, 0, offsetof(CPUM68KState, end_reset_fields)); -#if !defined(CONFIG_USER_ONLY) - env->sr = 0x2700; +#ifdef CONFIG_SOFTMMU + cpu_m68k_set_sr(env, SR_S | SR_I); +#else + cpu_m68k_set_sr(env, 0); #endif - m68k_switch_sp(env); for (i = 0; i < 8; i++) { env->fregs[i].d = nan; } cpu_m68k_set_fpcr(env, 0); env->fpsr = 0; - cpu_m68k_set_ccr(env, 0); /* TODO: We should set PC from the interrupt vector. */ env->pc = 0; } |