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UMM: Implement getter for address environment heap start vaddr

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Using the Kconfig macro does not work for RISC-V target, as there the
user heap follows .data/.bss and does not obey any Kconfig provided
boundary.

Added stubs for ARM and Z80 also.
This commit is contained in:
Ville Juven
2022-03-17 13:55:50 +02:00
committed by Xiang Xiao
parent dcb440a4d9
commit b3baf95835
6 changed files with 117 additions and 2 deletions
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binfmt/binfmt_execmodule.c
+10 -2
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@@ -118,6 +118,7 @@ int exec_module(FAR const struct binary_s *binp,
FAR struct task_tcb_s *tcb;
#if defined(CONFIG_ARCH_ADDRENV) && defined(CONFIG_BUILD_KERNEL)
save_addrenv_t oldenv;
FAR void *vheap;
#endif
pid_t pid;
int ret;
@@ -173,8 +174,15 @@ int exec_module(FAR const struct binary_s *binp,
goto errout_with_envp;
}
binfo("Initialize the user heap (heapsize=%d)\n", binp->addrenv.heapsize);
umm_initialize((FAR void *)CONFIG_ARCH_HEAP_VBASE, binp->addrenv.heapsize);
ret = up_addrenv_vheap(&binp->addrenv, &vheap);
if (ret < 0)
{
berr("ERROR: up_addrenv_vheap() failed: %d\n", ret);
goto errout_with_addrenv;
}
binfo("Initialize the user heap (heapsize=%zu)\n", binp->addrenv.heapsize);
umm_initialize(vheap, up_addrenv_heapsize(&binp->addrenv));
#endif
/* Note that tcb->flags are not modified. 0=normal task */