There is no "version 2" of the "Lesser" General Public License. It is either "GPL version 2.0" or "Lesser GPL version 2.1". This patch replaces all occurrences of "Lesser GPL version 2" with "Lesser GPL version 2.1" in comment section. Signed-off-by: Chetan Pant <chetan4windows@gmail.com> Message-Id: <20201023123353.19796-1-chetan4windows@gmail.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
181 lines
5.3 KiB
C
181 lines
5.3 KiB
C
/*
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* HPPA interrupt helper routines
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*
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* Copyright (c) 2017 Richard Henderson
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "qemu/osdep.h"
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#include "cpu.h"
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#include "migration/cpu.h"
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#if TARGET_REGISTER_BITS == 64
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#define qemu_put_betr qemu_put_be64
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#define qemu_get_betr qemu_get_be64
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#define VMSTATE_UINTTL_V(_f, _s, _v) \
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VMSTATE_UINT64_V(_f, _s, _v)
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#define VMSTATE_UINTTL_ARRAY_V(_f, _s, _n, _v) \
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VMSTATE_UINT64_ARRAY_V(_f, _s, _n, _v)
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#else
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#define qemu_put_betr qemu_put_be32
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#define qemu_get_betr qemu_get_be32
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#define VMSTATE_UINTTR_V(_f, _s, _v) \
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VMSTATE_UINT32_V(_f, _s, _v)
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#define VMSTATE_UINTTR_ARRAY_V(_f, _s, _n, _v) \
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VMSTATE_UINT32_ARRAY_V(_f, _s, _n, _v)
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#endif
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#define VMSTATE_UINTTR(_f, _s) \
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VMSTATE_UINTTR_V(_f, _s, 0)
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#define VMSTATE_UINTTR_ARRAY(_f, _s, _n) \
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VMSTATE_UINTTR_ARRAY_V(_f, _s, _n, 0)
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static int get_psw(QEMUFile *f, void *opaque, size_t size,
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const VMStateField *field)
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{
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CPUHPPAState *env = opaque;
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cpu_hppa_put_psw(env, qemu_get_betr(f));
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return 0;
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}
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static int put_psw(QEMUFile *f, void *opaque, size_t size,
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const VMStateField *field, QJSON *vmdesc)
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{
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CPUHPPAState *env = opaque;
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qemu_put_betr(f, cpu_hppa_get_psw(env));
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return 0;
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}
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static const VMStateInfo vmstate_psw = {
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.name = "psw",
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.get = get_psw,
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.put = put_psw,
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};
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/* FIXME: Use the PA2.0 format, which is a superset of the PA1.1 format. */
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static int get_tlb(QEMUFile *f, void *opaque, size_t size,
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const VMStateField *field)
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{
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hppa_tlb_entry *ent = opaque;
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uint32_t val;
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memset(ent, 0, sizeof(*ent));
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ent->va_b = qemu_get_be64(f);
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ent->pa = qemu_get_betr(f);
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val = qemu_get_be32(f);
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ent->entry_valid = extract32(val, 0, 1);
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ent->access_id = extract32(val, 1, 18);
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ent->u = extract32(val, 19, 1);
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ent->ar_pl2 = extract32(val, 20, 2);
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ent->ar_pl1 = extract32(val, 22, 2);
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ent->ar_type = extract32(val, 24, 3);
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ent->b = extract32(val, 27, 1);
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ent->d = extract32(val, 28, 1);
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ent->t = extract32(val, 29, 1);
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ent->va_e = ent->va_b + TARGET_PAGE_SIZE - 1;
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return 0;
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}
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static int put_tlb(QEMUFile *f, void *opaque, size_t size,
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const VMStateField *field, QJSON *vmdesc)
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{
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hppa_tlb_entry *ent = opaque;
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uint32_t val = 0;
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if (ent->entry_valid) {
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val = 1;
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val = deposit32(val, 1, 18, ent->access_id);
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val = deposit32(val, 19, 1, ent->u);
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val = deposit32(val, 20, 2, ent->ar_pl2);
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val = deposit32(val, 22, 2, ent->ar_pl1);
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val = deposit32(val, 24, 3, ent->ar_type);
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val = deposit32(val, 27, 1, ent->b);
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val = deposit32(val, 28, 1, ent->d);
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val = deposit32(val, 29, 1, ent->t);
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}
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qemu_put_be64(f, ent->va_b);
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qemu_put_betr(f, ent->pa);
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qemu_put_be32(f, val);
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return 0;
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}
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static const VMStateInfo vmstate_tlb = {
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.name = "tlb entry",
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.get = get_tlb,
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.put = put_tlb,
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};
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static VMStateField vmstate_env_fields[] = {
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VMSTATE_UINTTR_ARRAY(gr, CPUHPPAState, 32),
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VMSTATE_UINT64_ARRAY(fr, CPUHPPAState, 32),
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VMSTATE_UINT64_ARRAY(sr, CPUHPPAState, 8),
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VMSTATE_UINTTR_ARRAY(cr, CPUHPPAState, 32),
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VMSTATE_UINTTR_ARRAY(cr_back, CPUHPPAState, 2),
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VMSTATE_UINTTR_ARRAY(shadow, CPUHPPAState, 7),
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/* Save the architecture value of the psw, not the internally
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expanded version. Since this architecture value does not
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exist in memory to be stored, this requires a but of hoop
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jumping. We want OFFSET=0 so that we effectively pass ENV
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to the helper functions, and we need to fill in the name by
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hand since there's no field of that name. */
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{
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.name = "psw",
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.version_id = 0,
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.size = sizeof(uint64_t),
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.info = &vmstate_psw,
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.flags = VMS_SINGLE,
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.offset = 0
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},
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VMSTATE_UINTTR(iaoq_f, CPUHPPAState),
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VMSTATE_UINTTR(iaoq_b, CPUHPPAState),
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VMSTATE_UINT64(iasq_f, CPUHPPAState),
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VMSTATE_UINT64(iasq_b, CPUHPPAState),
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VMSTATE_UINT32(fr0_shadow, CPUHPPAState),
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VMSTATE_ARRAY(tlb, CPUHPPAState, ARRAY_SIZE(((CPUHPPAState *)0)->tlb),
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0, vmstate_tlb, hppa_tlb_entry),
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VMSTATE_UINT32(tlb_last, CPUHPPAState),
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VMSTATE_END_OF_LIST()
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};
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static const VMStateDescription vmstate_env = {
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.name = "env",
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.version_id = 1,
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.minimum_version_id = 1,
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.fields = vmstate_env_fields,
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};
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static VMStateField vmstate_cpu_fields[] = {
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VMSTATE_CPU(),
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VMSTATE_STRUCT(env, HPPACPU, 1, vmstate_env, CPUHPPAState),
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VMSTATE_END_OF_LIST()
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};
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const VMStateDescription vmstate_hppa_cpu = {
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.name = "cpu",
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.version_id = 1,
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.minimum_version_id = 1,
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.fields = vmstate_cpu_fields,
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};
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