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hw/arm/boot: Use cpu_set_pc() 

Use cpu_set_pc() across the board for setting program counters. This
removes instances of system level code having to reach into the CPU
env.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Peter Crosthwaite <crosthwaite.peter@gmail.com>
[AF: Avoid repeated casts with local variables]
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Peter Crosthwaite 2015-06-23 20:19:22 -07:00 committed by Andreas Färber
parent 4a2b24edb7
commit 4df81c6ed1
1 changed files with 11 additions and 13 deletions
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24
hw/arm/boot.c
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@ -168,11 +168,11 @@ static void default_write_secondary(ARMCPU *cpu,
static void default_reset_secondary(ARMCPU *cpu,
const struct arm_boot_info *info)
{
CPUARMState *env = &cpu->env;
CPUState *cs = CPU(cpu);
address_space_stl_notdirty(&address_space_memory, info->smp_bootreg_addr,
0, MEMTXATTRS_UNSPECIFIED, NULL);
env->regs[15] = info->smp_loader_start;
cpu_set_pc(cs, info->smp_loader_start);
}
static inline bool have_dtb(const struct arm_boot_info *info)
@ -445,19 +445,21 @@ fail:
static void do_cpu_reset(void *opaque)
{
ARMCPU *cpu = opaque;
CPUState *cs = CPU(cpu);
CPUARMState *env = &cpu->env;
const struct arm_boot_info *info = env->boot_info;
cpu_reset(CPU(cpu));
cpu_reset(cs);
if (info) {
if (!info->is_linux) {
/* Jump to the entry point. */
if (env->aarch64) {
env->pc = info->entry;
} else {
env->regs[15] = info->entry & 0xfffffffe;
uint64_t entry = info->entry;
if (!env->aarch64) {
env->thumb = info->entry & 1;
entry &= 0xfffffffe;
}
cpu_set_pc(cs, entry);
} else {
/* If we are booting Linux then we need to check whether we are
* booting into secure or non-secure state and adjust the state
@ -487,12 +489,8 @@ static void do_cpu_reset(void *opaque)
}
}
if (CPU(cpu) == first_cpu) {
if (env->aarch64) {
env->pc = info->loader_start;
} else {
env->regs[15] = info->loader_start;
}
if (cs == first_cpu) {
cpu_set_pc(cs, info->loader_start);
if (!have_dtb(info)) {
if (old_param) {