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add arm64 support

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- add arm64 dependent codes with GICv3 and SVE support
- fix bugs based on architecture separation requests
This commit is contained in:
Takayuki Okamoto
2017-09-05 15:06:27 +09:00
parent 704096b139
commit 9989f41fd3
192 changed files with 26941 additions and 34 deletions
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35
arch/arm64/kernel/coredump.c Normal file
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@ -0,0 +1,35 @@
/* coredump.c COPYRIGHT FUJITSU LIMITED 2015-2016 */
#ifdef POSTK_DEBUG_ARCH_DEP_18 /* coredump arch separation. */
#include <process.h>
#include <elfcore.h>
#include <string.h>
void arch_fill_prstatus(struct elf_prstatus64 *prstatus, struct thread *thread, void *regs0)
{
struct pt_regs *regs = regs0;
struct elf_prstatus64 tmp_prstatus;
/*
We ignore following entries for now.
struct elf_siginfo pr_info;
short int pr_cursig;
a8_uint64_t pr_sigpend;
a8_uint64_t pr_sighold;
pid_t pr_pid;
pid_t pr_ppid;
pid_t pr_pgrp;
pid_t pr_sid;
struct prstatus64_timeval pr_utime;
struct prstatus64_timeval pr_stime;
struct prstatus64_timeval pr_cutime;
struct prstatus64_timeval pr_cstime;
*/
/* copy x0-30, sp, pc, pstate */
memcpy(&tmp_prstatus.pr_reg, &regs->user_regs, sizeof(tmp_prstatus.pr_reg));
tmp_prstatus.pr_fpvalid = 0; /* We assume no fp */
/* copy unaligned prstatus addr */
memcpy(prstatus, &tmp_prstatus, sizeof(*prstatus));
}
#endif /* POSTK_DEBUG_ARCH_DEP_18 */