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54 lines
1.8 KiB
C
54 lines
1.8 KiB
C
/*
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* RISC-V VM parameters definitions
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*
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* Copyright (c) 2019 Mark Corbin
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef TARGET_ARCH_VMPARAM_H
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#define TARGET_ARCH_VMPARAM_H
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#include "cpu.h"
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/* Compare with riscv/include/vmparam.h */
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#define TARGET_MAXTSIZ (1 * GiB) /* max text size */
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#define TARGET_DFLDSIZ (128 * MiB) /* initial data size limit */
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#define TARGET_MAXDSIZ (1 * GiB) /* max data size */
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#define TARGET_DFLSSIZ (128 * MiB) /* initial stack size limit */
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#define TARGET_MAXSSIZ (1 * GiB) /* max stack size */
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#define TARGET_SGROWSIZ (128 * KiB) /* amount to grow stack */
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#define TARGET_VM_MINUSER_ADDRESS (0x0000000000000000UL)
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#define TARGET_VM_MAXUSER_ADDRESS (0x0000004000000000UL)
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#define TARGET_USRSTACK (TARGET_VM_MAXUSER_ADDRESS - TARGET_PAGE_SIZE)
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static inline abi_ulong get_sp_from_cpustate(CPURISCVState *state)
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{
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return state->gpr[xSP];
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}
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static inline void set_second_rval(CPURISCVState *state, abi_ulong retval2)
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{
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state->gpr[xA1] = retval2;
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}
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static inline abi_ulong get_second_rval(CPURISCVState *state)
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{
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return state->gpr[xA1];
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}
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#endif /* TARGET_ARCH_VMPARAM_H */
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