diff options
Diffstat (limited to 'linux-user/arm/cpu_loop.c')
| -rw-r--r-- | linux-user/arm/cpu_loop.c | 50 |
1 files changed, 9 insertions, 41 deletions
diff --git a/linux-user/arm/cpu_loop.c b/linux-user/arm/cpu_loop.c index ec66586..33f6395 100644 --- a/linux-user/arm/cpu_loop.c +++ b/linux-user/arm/cpu_loop.c @@ -21,10 +21,12 @@ #include "qemu.h" #include "user-internals.h" #include "elf.h" -#include "cpu_loop-common.h" +#include "user/cpu_loop.h" #include "signal-common.h" #include "semihosting/common-semi.h" #include "exec/page-protection.h" +#include "exec/mmap-lock.h" +#include "user/page-protection.h" #include "target/arm/syndrome.h" #define get_user_code_u32(x, gaddr, env) \ @@ -35,45 +37,10 @@ __r; \ }) -#define get_user_code_u16(x, gaddr, env) \ - ({ abi_long __r = get_user_u16((x), (gaddr)); \ - if (!__r && bswap_code(arm_sctlr_b(env))) { \ - (x) = bswap16(x); \ - } \ - __r; \ - }) - -#define get_user_data_u32(x, gaddr, env) \ - ({ abi_long __r = get_user_u32((x), (gaddr)); \ - if (!__r && arm_cpu_bswap_data(env)) { \ - (x) = bswap32(x); \ - } \ - __r; \ - }) - -#define get_user_data_u16(x, gaddr, env) \ - ({ abi_long __r = get_user_u16((x), (gaddr)); \ - if (!__r && arm_cpu_bswap_data(env)) { \ - (x) = bswap16(x); \ - } \ - __r; \ - }) - -#define put_user_data_u32(x, gaddr, env) \ - ({ typeof(x) __x = (x); \ - if (arm_cpu_bswap_data(env)) { \ - __x = bswap32(__x); \ - } \ - put_user_u32(__x, (gaddr)); \ - }) - -#define put_user_data_u16(x, gaddr, env) \ - ({ typeof(x) __x = (x); \ - if (arm_cpu_bswap_data(env)) { \ - __x = bswap16(__x); \ - } \ - put_user_u16(__x, (gaddr)); \ - }) +/* + * Note that if we need to do data accesses here, they should do a + * bswap if arm_cpu_bswap_data() returns true. + */ /* * Similar to code in accel/tcg/user-exec.c, but outside the execution loop. @@ -396,6 +363,7 @@ void cpu_loop(CPUARMState *env) switch (n) { case ARM_NR_cacheflush: /* nop */ + env->regs[0] = 0; break; case ARM_NR_set_tls: cpu_set_tls(env, env->regs[0]); @@ -512,7 +480,7 @@ void cpu_loop(CPUARMState *env) } } -void target_cpu_copy_regs(CPUArchState *env, struct target_pt_regs *regs) +void target_cpu_copy_regs(CPUArchState *env, target_pt_regs *regs) { CPUState *cpu = env_cpu(env); TaskState *ts = get_task_state(cpu); |